<\/p>\n
Space Invaders with Pygame Zero and Phidgets<\/h1>\n
[\/et_pb_code][et_pb_code admin_label=”Description” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″] Start<\/a>[\/et_pb_code][\/et_pb_column][et_pb_column type=”1_2″ custom_padding__hover=”|||” custom_padding=”|||”][et_pb_video _builder_version=”4.6.6″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2021\/09\/space_invaders.mp4″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ \/][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section bb_built=”1″ specialty=”on” _builder_version=”4.4.1″ use_custom_gutter=”on” gutter_width=”3″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ prev_background_color=”#000000″][et_pb_column type=”1_4″][et_pb_code admin_label=”ph-vertical-nav” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ saved_tabs=”all”]<\/p>\n [\/et_pb_code][\/et_pb_column][et_pb_column type=”3_4″ specialty_columns=”3″][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”prereq”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Prerequisites” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”setup”]<\/p>\n <\/p>\n <\/ul>\n [\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”setup”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Setup” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”setup”]<\/p>\n <\/div>\n <\/p>\n <\/div>\n <\/div>\n <\/p>\n <\/div>\n [\/et_pb_code][\/et_pb_column_inner][et_pb_column_inner type=”1_3″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][\/et_pb_column_inner][et_pb_column_inner type=”1_3″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” module_id=”install” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Install” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”install”]<\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/ul>\n [\/et_pb_code][et_pb_image _builder_version=”4.6.6″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2021\/09\/pgzero_spaceinvade_structure.png” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”75%” align=”center” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” disabled_on=”on|on|on” disabled=”on”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=” (invisible anchor)” _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” module_id=”move” module_class=”ph-hidden-anchor” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”write-code”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Write code Python” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n [\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Run your code” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n <\/p>\n <\/ol>\n [\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” _builder_version=”4.6.6″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”ph-button-cta: Back to Projects” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″] <\/p>\nPrerequisites<\/h2>\n
<\/p>\n
Setup<\/h2>\n
Getting Started Kit<\/h3>\n
![](\"\/education\/wp-content\/uploads\/2022\/08\/KIT4003_2_Square.jpg\")
<\/div>\nInstall Pygame Zero<\/h2>\n
Thonny<\/h3>\n
PyCharm<\/h3>\n
PyScripter<\/h3>\n
Create Project Structure<\/h2>\n
<\/p>\n
Write code (Python)<\/h2>\n
#Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(\"player\", (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit('background', (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) if player.status >= 30: screen.draw.text(\"GAME OVER\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) if len(aliens) == 0 : screen.draw.text(\"YOU WON!\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) def update(): # Pygame Zero update function global moveCounter,player if player.status < 30 and len(aliens) > 0: checkThumbstick() #Check Phidgets Thumbstick updateLasers() moveCounter += 1 if moveCounter == moveDelay: moveCounter = 0 updateAliens() if player.status > 0: player.status += 1 else: if keyboard.RETURN: init()def drawAliens(): for a in range(len(aliens)): aliens[a].draw()def drawBases(): for b in range(len(bases)): bases[b].drawClipped()def drawLasers(): for l in range(len(lasers)): lasers[l].draw()#Phidgets Code Startdef checkThumbstick(): global player if (horizontal.getVoltageRatio() < -0.2): if (player.x > 40): player.x-=5 if (horizontal.getVoltageRatio() > 0.2): if (player.x < 760): player.x+=5#Phidgets Code End def makeLaserActive(): global player player.laserActive = 1 def checkBases(): for b in range(len(bases)): if l < len(bases): if bases[b].height < 5: del bases[b]def updateLasers(): global lasers, aliens for l in range(len(lasers)): if lasers[l].type == 0: lasers[l].y += (2*DIFFICULTY) checkLaserHit(l) if lasers[l].y > 600: lasers[l].status = 1 if lasers[l].type == 1: lasers[l].y -= 5 checkPlayerLaserHit(l) if lasers[l].y < 10: lasers[l].status = 1 lasers = listCleanup(lasers) aliens = listCleanup(aliens)def listCleanup(l): newList = [] for i in range(len(l)): if l[i].status == 0: newList.append(l[i]) return newList def checkLaserHit(l): global player if player.collidepoint((lasers[l].x, lasers[l].y)): player.status = 1 lasers[l].status = 1 for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): bases[b].height -= 10 lasers[l].status = 1def checkPlayerLaserHit(l): global score for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): lasers[l].status = 1 for a in range(len(aliens)): if aliens[a].collidepoint((lasers[l].x, lasers[l].y)): lasers[l].status = 1 aliens[a].status = 1 score += 1000 def updateAliens(): global moveSequence, lasers, moveDelay movex = movey = 0 if moveSequence < 10 or moveSequence > 30: movex = -15 if moveSequence == 10 or moveSequence == 30: movey = 50 + (10 * DIFFICULTY) moveDelay -= 1 if moveSequence >10 and moveSequence < 30: movex = 15 for a in range(len(aliens)): animate(aliens[a], pos=(aliens[a].x + movex, aliens[a].y + movey), duration=0.5, tween='linear') if randint(0, 1) == 0: aliens[a].image = \"alien1\" else: aliens[a].image = \"alien1b\" if randint(0, 5) == 0: lasers.append(Actor(\"laser1\", (aliens[a].x,aliens[a].y))) lasers[len(lasers)-1].status = 0 lasers[len(lasers)-1].type = 0 if aliens[a].y > player.y and player.status == 0: player.status = 1 moveSequence +=1 if moveSequence == 40: moveSequence = 0def init(): global lasers, score, player, moveSequence, moveCounter, moveDelay initAliens() initBases() moveCounter = moveSequence = player.status = score = player.laserCountdown = 0 lasers = [] moveDelay = 30 player.images = [\"player\",\"explosion1\",\"explosion2\",\"explosion3\",\"explosion4\",\"explosion5\"] player.laserActive = 1def initAliens(): global aliens aliens = [] for a in range(18): aliens.append(Actor(\"alien1\", (210+(a % 6)*80,100+(int(a\/6)*64)))) aliens[a].status = 0def drawClipped(self): screen.surface.blit(self._surf, (self.x-32, self.y-self.height+30),(0,0,64,self.height))def collideLaser(self, other): return ( self.x-20 < other.x+5 and self.y-self.height+30 < other.y and self.x+32 > other.x+5 and self.y-self.height+30 + self.height > other.y )def initBases(): global bases bases = [] bc = 0 for b in range(3): for p in range(3): bases.append(Actor(\"base1\", midbottom=(150+(b*200)+(p*40),520))) bases[bc].drawClipped = drawClipped.__get__(bases[bc]) bases[bc].collideLaser = collideLaser.__get__(bases[bc]) bases[bc].height = 60 bc +=1#Phidgets Code Start#Eventdef onRedButton_StateChange(self, state): global player, lasers if (state): if (player.laserActive == 1): player.laserActive = 0 clock.schedule(makeLaserActive, 1.0) l = len(lasers) lasers.append(Actor(\"laser2\", (player.x,player.y-32))) lasers[l].status = 0 lasers[l].type = 1#CreateredButton = DigitalInput()horizontal = VoltageRatioInput()#AddressredButton.setHubPort(0)redButton.setIsHubPortDevice(True)horizontal.setChannel(1)#Subscribe to EventsredButton.setOnStateChangeHandler(onRedButton_StateChange)#OpenredButton.openWaitForAttachment(1000)horizontal.openWaitForAttachment(1000)#Set data interval to minimumhorizontal.setDataInterval(horizontal.getMinDataInterval())#Phidgets Code End init()pgzrun.go() <\/code><\/pre>\nRun Your Program<\/h3>\n
Code Review<\/h2>\n
Practice<\/h2>\n
<\/p>\n
![background.png<\/a><\/li>\n<\/p>\nplayer.png<\/a><\/li>\n<\/p>\nalien1.png<\/a><\/li>\n<\/p>\nalien1b.png<\/a><\/li>\n<\/p>\nbase1.png<\/a><\/li>\n<\/p>\nlaser1.png<\/a><\/li>\n<\/p>\nlaser2.png<\/a><\/li>\n<\/p>\nexplosion1.png<\/a><\/li>\n<\/p>\nexplosion2.png<\/a><\/li>\n<\/p>\nexplosion3.png<\/a><\/li>\n<\/ul>\n[\/et_pb_code][et_pb_image _builder_version=”4.6.6″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2021\/09\/pgzero_spaceinvade_structure.png” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”75%” align=”center” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” disabled_on=”on|on|on” disabled=”on”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=” (invisible anchor)” _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” module_id=”move” module_class=”ph-hidden-anchor” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”write-code”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Write code Python” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nWrite code (Python)<\/h2>\nCopy the code below into your python script spaceinvaders.py<\/i>.<\/pee>[\/et_pb_code][et_pb_code admin_label=”Code Sample” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n #Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(\"player\", (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit('background', (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) if player.status >= 30: screen.draw.text(\"GAME OVER\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) if len(aliens) == 0 : screen.draw.text(\"YOU WON!\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) def update(): # Pygame Zero update function global moveCounter,player if player.status < 30 and len(aliens) > 0: checkThumbstick() #Check Phidgets Thumbstick updateLasers() moveCounter += 1 if moveCounter == moveDelay: moveCounter = 0 updateAliens() if player.status > 0: player.status += 1 else: if keyboard.RETURN: init()def drawAliens(): for a in range(len(aliens)): aliens[a].draw()def drawBases(): for b in range(len(bases)): bases[b].drawClipped()def drawLasers(): for l in range(len(lasers)): lasers[l].draw()#Phidgets Code Startdef checkThumbstick(): global player if (horizontal.getVoltageRatio() < -0.2): if (player.x > 40): player.x-=5 if (horizontal.getVoltageRatio() > 0.2): if (player.x < 760): player.x+=5#Phidgets Code End def makeLaserActive(): global player player.laserActive = 1 def checkBases(): for b in range(len(bases)): if l < len(bases): if bases[b].height < 5: del bases[b]def updateLasers(): global lasers, aliens for l in range(len(lasers)): if lasers[l].type == 0: lasers[l].y += (2*DIFFICULTY) checkLaserHit(l) if lasers[l].y > 600: lasers[l].status = 1 if lasers[l].type == 1: lasers[l].y -= 5 checkPlayerLaserHit(l) if lasers[l].y < 10: lasers[l].status = 1 lasers = listCleanup(lasers) aliens = listCleanup(aliens)def listCleanup(l): newList = [] for i in range(len(l)): if l[i].status == 0: newList.append(l[i]) return newList def checkLaserHit(l): global player if player.collidepoint((lasers[l].x, lasers[l].y)): player.status = 1 lasers[l].status = 1 for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): bases[b].height -= 10 lasers[l].status = 1def checkPlayerLaserHit(l): global score for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): lasers[l].status = 1 for a in range(len(aliens)): if aliens[a].collidepoint((lasers[l].x, lasers[l].y)): lasers[l].status = 1 aliens[a].status = 1 score += 1000 def updateAliens(): global moveSequence, lasers, moveDelay movex = movey = 0 if moveSequence < 10 or moveSequence > 30: movex = -15 if moveSequence == 10 or moveSequence == 30: movey = 50 + (10 * DIFFICULTY) moveDelay -= 1 if moveSequence >10 and moveSequence < 30: movex = 15 for a in range(len(aliens)): animate(aliens[a], pos=(aliens[a].x + movex, aliens[a].y + movey), duration=0.5, tween='linear') if randint(0, 1) == 0: aliens[a].image = \"alien1\" else: aliens[a].image = \"alien1b\" if randint(0, 5) == 0: lasers.append(Actor(\"laser1\", (aliens[a].x,aliens[a].y))) lasers[len(lasers)-1].status = 0 lasers[len(lasers)-1].type = 0 if aliens[a].y > player.y and player.status == 0: player.status = 1 moveSequence +=1 if moveSequence == 40: moveSequence = 0def init(): global lasers, score, player, moveSequence, moveCounter, moveDelay initAliens() initBases() moveCounter = moveSequence = player.status = score = player.laserCountdown = 0 lasers = [] moveDelay = 30 player.images = [\"player\",\"explosion1\",\"explosion2\",\"explosion3\",\"explosion4\",\"explosion5\"] player.laserActive = 1def initAliens(): global aliens aliens = [] for a in range(18): aliens.append(Actor(\"alien1\", (210+(a % 6)*80,100+(int(a\/6)*64)))) aliens[a].status = 0def drawClipped(self): screen.surface.blit(self._surf, (self.x-32, self.y-self.height+30),(0,0,64,self.height))def collideLaser(self, other): return ( self.x-20 < other.x+5 and self.y-self.height+30 < other.y and self.x+32 > other.x+5 and self.y-self.height+30 + self.height > other.y )def initBases(): global bases bases = [] bc = 0 for b in range(3): for p in range(3): bases.append(Actor(\"base1\", midbottom=(150+(b*200)+(p*40),520))) bases[bc].drawClipped = drawClipped.__get__(bases[bc]) bases[bc].collideLaser = collideLaser.__get__(bases[bc]) bases[bc].height = 60 bc +=1#Phidgets Code Start#Eventdef onRedButton_StateChange(self, state): global player, lasers if (state): if (player.laserActive == 1): player.laserActive = 0 clock.schedule(makeLaserActive, 1.0) l = len(lasers) lasers.append(Actor(\"laser2\", (player.x,player.y-32))) lasers[l].status = 0 lasers[l].type = 1#CreateredButton = DigitalInput()horizontal = VoltageRatioInput()#AddressredButton.setHubPort(0)redButton.setIsHubPortDevice(True)horizontal.setChannel(1)#Subscribe to EventsredButton.setOnStateChangeHandler(onRedButton_StateChange)#OpenredButton.openWaitForAttachment(1000)horizontal.openWaitForAttachment(1000)#Set data interval to minimumhorizontal.setDataInterval(horizontal.getMinDataInterval())#Phidgets Code End init()pgzrun.go() <\/code><\/pre>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Run your code” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nRun Your Program<\/h3>\nWhen you move your Thumbstick Phidget, your spaceship will move. When you press the red button, a laser will be fired.<\/pee>[\/et_pb_code][et_pb_image _builder_version=”4.18.0″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2022\/08\/project_spaceinvade_title2.jpg” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”50%” align=”center” background_pattern_color=”rgba(0,0,0,0.2)” background_mask_color=”#ffffff” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”review”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Code Review” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nCode Review<\/h2>\nIn this example, the Thumbstick Phidget is being used instead of the left and right keys, and the red button is used instead of the spacebar. You can view the original code here<\/a> to compare<\/pee>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”practice”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Practice” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nPractice<\/h2>\n<\/p>\n<\/p>\nAdd new functionality to your game using the green button. Some examples may be pausing the game, ending the game, speeding the game up, slowing the game down, etc.<\/li>\n<\/ol>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” _builder_version=”4.6.6″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”ph-button-cta: Back to Projects” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″] <\/p>\n<\/div>\n Back to Pygame Zero Projects<\/a>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][\/et_pb_column][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"#Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(“player”, (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit(‘background’, (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) […]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":5547,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"\r\nThis is an example page. It's different from a blog post because it will stay in one place and will show up in your site navigation (in most themes). Most people start with an About page that introduces them to potential site visitors. It might say something like this:<\/p>\r\n\r\n\r\nHi there! I'm a bike messenger by day, aspiring actor by night, and this is my website. I live in Los Angeles, have a great dog named Jack, and I like pi\u00f1a coladas. (And gettin' caught in the rain.)<\/p>\r\n<\/blockquote>\r\n\r\n...or something like this:<\/p>\r\n\r\n\r\nThe XYZ Doohickey Company was founded in 1971, and has been providing quality doohickeys to the public ever since. Located in Gotham City, XYZ employs over 2,000 people and does all kinds of awesome things for the Gotham community.<\/p>\r\n<\/blockquote>\r\n\r\nAs a new WordPress user, you should go to your dashboard<\/a> to delete this page and create new pages for your content. Have fun!<\/p>\r\n","_et_gb_content_width":"","footnotes":""},"class_list":["post-6858","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/comments?post=6858"}],"version-history":[{"count":11,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions"}],"predecessor-version":[{"id":8555,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions\/8555"}],"up":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/5547"}],"wp:attachment":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/media?parent=6858"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}](\"\/education\/wp-content\/uploads\/2022\/08\/background.png\"){kind=link}
![player.png<\/a><\/li>\n<\/p>\nalien1.png<\/a><\/li>\n<\/p>\nalien1b.png<\/a><\/li>\n<\/p>\nbase1.png<\/a><\/li>\n<\/p>\nlaser1.png<\/a><\/li>\n<\/p>\nlaser2.png<\/a><\/li>\n<\/p>\nexplosion1.png<\/a><\/li>\n<\/p>\nexplosion2.png<\/a><\/li>\n<\/p>\nexplosion3.png<\/a><\/li>\n<\/ul>\n[\/et_pb_code][et_pb_image _builder_version=”4.6.6″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2021\/09\/pgzero_spaceinvade_structure.png” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”75%” align=”center” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” disabled_on=”on|on|on” disabled=”on”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=” (invisible anchor)” _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” module_id=”move” module_class=”ph-hidden-anchor” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”write-code”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Write code Python” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nWrite code (Python)<\/h2>\nCopy the code below into your python script spaceinvaders.py<\/i>.<\/pee>[\/et_pb_code][et_pb_code admin_label=”Code Sample” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n #Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(\"player\", (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit('background', (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) if player.status >= 30: screen.draw.text(\"GAME OVER\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) if len(aliens) == 0 : screen.draw.text(\"YOU WON!\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) def update(): # Pygame Zero update function global moveCounter,player if player.status < 30 and len(aliens) > 0: checkThumbstick() #Check Phidgets Thumbstick updateLasers() moveCounter += 1 if moveCounter == moveDelay: moveCounter = 0 updateAliens() if player.status > 0: player.status += 1 else: if keyboard.RETURN: init()def drawAliens(): for a in range(len(aliens)): aliens[a].draw()def drawBases(): for b in range(len(bases)): bases[b].drawClipped()def drawLasers(): for l in range(len(lasers)): lasers[l].draw()#Phidgets Code Startdef checkThumbstick(): global player if (horizontal.getVoltageRatio() < -0.2): if (player.x > 40): player.x-=5 if (horizontal.getVoltageRatio() > 0.2): if (player.x < 760): player.x+=5#Phidgets Code End def makeLaserActive(): global player player.laserActive = 1 def checkBases(): for b in range(len(bases)): if l < len(bases): if bases[b].height < 5: del bases[b]def updateLasers(): global lasers, aliens for l in range(len(lasers)): if lasers[l].type == 0: lasers[l].y += (2*DIFFICULTY) checkLaserHit(l) if lasers[l].y > 600: lasers[l].status = 1 if lasers[l].type == 1: lasers[l].y -= 5 checkPlayerLaserHit(l) if lasers[l].y < 10: lasers[l].status = 1 lasers = listCleanup(lasers) aliens = listCleanup(aliens)def listCleanup(l): newList = [] for i in range(len(l)): if l[i].status == 0: newList.append(l[i]) return newList def checkLaserHit(l): global player if player.collidepoint((lasers[l].x, lasers[l].y)): player.status = 1 lasers[l].status = 1 for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): bases[b].height -= 10 lasers[l].status = 1def checkPlayerLaserHit(l): global score for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): lasers[l].status = 1 for a in range(len(aliens)): if aliens[a].collidepoint((lasers[l].x, lasers[l].y)): lasers[l].status = 1 aliens[a].status = 1 score += 1000 def updateAliens(): global moveSequence, lasers, moveDelay movex = movey = 0 if moveSequence < 10 or moveSequence > 30: movex = -15 if moveSequence == 10 or moveSequence == 30: movey = 50 + (10 * DIFFICULTY) moveDelay -= 1 if moveSequence >10 and moveSequence < 30: movex = 15 for a in range(len(aliens)): animate(aliens[a], pos=(aliens[a].x + movex, aliens[a].y + movey), duration=0.5, tween='linear') if randint(0, 1) == 0: aliens[a].image = \"alien1\" else: aliens[a].image = \"alien1b\" if randint(0, 5) == 0: lasers.append(Actor(\"laser1\", (aliens[a].x,aliens[a].y))) lasers[len(lasers)-1].status = 0 lasers[len(lasers)-1].type = 0 if aliens[a].y > player.y and player.status == 0: player.status = 1 moveSequence +=1 if moveSequence == 40: moveSequence = 0def init(): global lasers, score, player, moveSequence, moveCounter, moveDelay initAliens() initBases() moveCounter = moveSequence = player.status = score = player.laserCountdown = 0 lasers = [] moveDelay = 30 player.images = [\"player\",\"explosion1\",\"explosion2\",\"explosion3\",\"explosion4\",\"explosion5\"] player.laserActive = 1def initAliens(): global aliens aliens = [] for a in range(18): aliens.append(Actor(\"alien1\", (210+(a % 6)*80,100+(int(a\/6)*64)))) aliens[a].status = 0def drawClipped(self): screen.surface.blit(self._surf, (self.x-32, self.y-self.height+30),(0,0,64,self.height))def collideLaser(self, other): return ( self.x-20 < other.x+5 and self.y-self.height+30 < other.y and self.x+32 > other.x+5 and self.y-self.height+30 + self.height > other.y )def initBases(): global bases bases = [] bc = 0 for b in range(3): for p in range(3): bases.append(Actor(\"base1\", midbottom=(150+(b*200)+(p*40),520))) bases[bc].drawClipped = drawClipped.__get__(bases[bc]) bases[bc].collideLaser = collideLaser.__get__(bases[bc]) bases[bc].height = 60 bc +=1#Phidgets Code Start#Eventdef onRedButton_StateChange(self, state): global player, lasers if (state): if (player.laserActive == 1): player.laserActive = 0 clock.schedule(makeLaserActive, 1.0) l = len(lasers) lasers.append(Actor(\"laser2\", (player.x,player.y-32))) lasers[l].status = 0 lasers[l].type = 1#CreateredButton = DigitalInput()horizontal = VoltageRatioInput()#AddressredButton.setHubPort(0)redButton.setIsHubPortDevice(True)horizontal.setChannel(1)#Subscribe to EventsredButton.setOnStateChangeHandler(onRedButton_StateChange)#OpenredButton.openWaitForAttachment(1000)horizontal.openWaitForAttachment(1000)#Set data interval to minimumhorizontal.setDataInterval(horizontal.getMinDataInterval())#Phidgets Code End init()pgzrun.go() <\/code><\/pre>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Run your code” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nRun Your Program<\/h3>\nWhen you move your Thumbstick Phidget, your spaceship will move. When you press the red button, a laser will be fired.<\/pee>[\/et_pb_code][et_pb_image _builder_version=”4.18.0″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2022\/08\/project_spaceinvade_title2.jpg” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”50%” align=”center” background_pattern_color=”rgba(0,0,0,0.2)” background_mask_color=”#ffffff” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”review”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Code Review” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nCode Review<\/h2>\nIn this example, the Thumbstick Phidget is being used instead of the left and right keys, and the red button is used instead of the spacebar. You can view the original code here<\/a> to compare<\/pee>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”practice”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Practice” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nPractice<\/h2>\n<\/p>\n<\/p>\nAdd new functionality to your game using the green button. Some examples may be pausing the game, ending the game, speeding the game up, slowing the game down, etc.<\/li>\n<\/ol>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” _builder_version=”4.6.6″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”ph-button-cta: Back to Projects” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″] <\/p>\n<\/div>\n Back to Pygame Zero Projects<\/a>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][\/et_pb_column][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"#Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(“player”, (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit(‘background’, (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) […]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":5547,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"\r\nThis is an example page. It's different from a blog post because it will stay in one place and will show up in your site navigation (in most themes). Most people start with an About page that introduces them to potential site visitors. It might say something like this:<\/p>\r\n\r\n\r\nHi there! I'm a bike messenger by day, aspiring actor by night, and this is my website. I live in Los Angeles, have a great dog named Jack, and I like pi\u00f1a coladas. (And gettin' caught in the rain.)<\/p>\r\n<\/blockquote>\r\n\r\n...or something like this:<\/p>\r\n\r\n\r\nThe XYZ Doohickey Company was founded in 1971, and has been providing quality doohickeys to the public ever since. Located in Gotham City, XYZ employs over 2,000 people and does all kinds of awesome things for the Gotham community.<\/p>\r\n<\/blockquote>\r\n\r\nAs a new WordPress user, you should go to your dashboard<\/a> to delete this page and create new pages for your content. Have fun!<\/p>\r\n","_et_gb_content_width":"","footnotes":""},"class_list":["post-6858","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/comments?post=6858"}],"version-history":[{"count":11,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions"}],"predecessor-version":[{"id":8555,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions\/8555"}],"up":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/5547"}],"wp:attachment":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/media?parent=6858"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}](\"\/education\/wp-content\/uploads\/2022\/08\/player.png\"){kind=link}
![alien1.png<\/a><\/li>\n<\/p>\nalien1b.png<\/a><\/li>\n<\/p>\nbase1.png<\/a><\/li>\n<\/p>\nlaser1.png<\/a><\/li>\n<\/p>\nlaser2.png<\/a><\/li>\n<\/p>\nexplosion1.png<\/a><\/li>\n<\/p>\nexplosion2.png<\/a><\/li>\n<\/p>\nexplosion3.png<\/a><\/li>\n<\/ul>\n[\/et_pb_code][et_pb_image _builder_version=”4.6.6″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2021\/09\/pgzero_spaceinvade_structure.png” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”75%” align=”center” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” disabled_on=”on|on|on” disabled=”on”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=” (invisible anchor)” _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” module_id=”move” module_class=”ph-hidden-anchor” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”write-code”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Write code Python” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nWrite code (Python)<\/h2>\nCopy the code below into your python script spaceinvaders.py<\/i>.<\/pee>[\/et_pb_code][et_pb_code admin_label=”Code Sample” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n #Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(\"player\", (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit('background', (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) if player.status >= 30: screen.draw.text(\"GAME OVER\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) if len(aliens) == 0 : screen.draw.text(\"YOU WON!\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) def update(): # Pygame Zero update function global moveCounter,player if player.status < 30 and len(aliens) > 0: checkThumbstick() #Check Phidgets Thumbstick updateLasers() moveCounter += 1 if moveCounter == moveDelay: moveCounter = 0 updateAliens() if player.status > 0: player.status += 1 else: if keyboard.RETURN: init()def drawAliens(): for a in range(len(aliens)): aliens[a].draw()def drawBases(): for b in range(len(bases)): bases[b].drawClipped()def drawLasers(): for l in range(len(lasers)): lasers[l].draw()#Phidgets Code Startdef checkThumbstick(): global player if (horizontal.getVoltageRatio() < -0.2): if (player.x > 40): player.x-=5 if (horizontal.getVoltageRatio() > 0.2): if (player.x < 760): player.x+=5#Phidgets Code End def makeLaserActive(): global player player.laserActive = 1 def checkBases(): for b in range(len(bases)): if l < len(bases): if bases[b].height < 5: del bases[b]def updateLasers(): global lasers, aliens for l in range(len(lasers)): if lasers[l].type == 0: lasers[l].y += (2*DIFFICULTY) checkLaserHit(l) if lasers[l].y > 600: lasers[l].status = 1 if lasers[l].type == 1: lasers[l].y -= 5 checkPlayerLaserHit(l) if lasers[l].y < 10: lasers[l].status = 1 lasers = listCleanup(lasers) aliens = listCleanup(aliens)def listCleanup(l): newList = [] for i in range(len(l)): if l[i].status == 0: newList.append(l[i]) return newList def checkLaserHit(l): global player if player.collidepoint((lasers[l].x, lasers[l].y)): player.status = 1 lasers[l].status = 1 for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): bases[b].height -= 10 lasers[l].status = 1def checkPlayerLaserHit(l): global score for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): lasers[l].status = 1 for a in range(len(aliens)): if aliens[a].collidepoint((lasers[l].x, lasers[l].y)): lasers[l].status = 1 aliens[a].status = 1 score += 1000 def updateAliens(): global moveSequence, lasers, moveDelay movex = movey = 0 if moveSequence < 10 or moveSequence > 30: movex = -15 if moveSequence == 10 or moveSequence == 30: movey = 50 + (10 * DIFFICULTY) moveDelay -= 1 if moveSequence >10 and moveSequence < 30: movex = 15 for a in range(len(aliens)): animate(aliens[a], pos=(aliens[a].x + movex, aliens[a].y + movey), duration=0.5, tween='linear') if randint(0, 1) == 0: aliens[a].image = \"alien1\" else: aliens[a].image = \"alien1b\" if randint(0, 5) == 0: lasers.append(Actor(\"laser1\", (aliens[a].x,aliens[a].y))) lasers[len(lasers)-1].status = 0 lasers[len(lasers)-1].type = 0 if aliens[a].y > player.y and player.status == 0: player.status = 1 moveSequence +=1 if moveSequence == 40: moveSequence = 0def init(): global lasers, score, player, moveSequence, moveCounter, moveDelay initAliens() initBases() moveCounter = moveSequence = player.status = score = player.laserCountdown = 0 lasers = [] moveDelay = 30 player.images = [\"player\",\"explosion1\",\"explosion2\",\"explosion3\",\"explosion4\",\"explosion5\"] player.laserActive = 1def initAliens(): global aliens aliens = [] for a in range(18): aliens.append(Actor(\"alien1\", (210+(a % 6)*80,100+(int(a\/6)*64)))) aliens[a].status = 0def drawClipped(self): screen.surface.blit(self._surf, (self.x-32, self.y-self.height+30),(0,0,64,self.height))def collideLaser(self, other): return ( self.x-20 < other.x+5 and self.y-self.height+30 < other.y and self.x+32 > other.x+5 and self.y-self.height+30 + self.height > other.y )def initBases(): global bases bases = [] bc = 0 for b in range(3): for p in range(3): bases.append(Actor(\"base1\", midbottom=(150+(b*200)+(p*40),520))) bases[bc].drawClipped = drawClipped.__get__(bases[bc]) bases[bc].collideLaser = collideLaser.__get__(bases[bc]) bases[bc].height = 60 bc +=1#Phidgets Code Start#Eventdef onRedButton_StateChange(self, state): global player, lasers if (state): if (player.laserActive == 1): player.laserActive = 0 clock.schedule(makeLaserActive, 1.0) l = len(lasers) lasers.append(Actor(\"laser2\", (player.x,player.y-32))) lasers[l].status = 0 lasers[l].type = 1#CreateredButton = DigitalInput()horizontal = VoltageRatioInput()#AddressredButton.setHubPort(0)redButton.setIsHubPortDevice(True)horizontal.setChannel(1)#Subscribe to EventsredButton.setOnStateChangeHandler(onRedButton_StateChange)#OpenredButton.openWaitForAttachment(1000)horizontal.openWaitForAttachment(1000)#Set data interval to minimumhorizontal.setDataInterval(horizontal.getMinDataInterval())#Phidgets Code End init()pgzrun.go() <\/code><\/pre>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Run your code” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nRun Your Program<\/h3>\nWhen you move your Thumbstick Phidget, your spaceship will move. When you press the red button, a laser will be fired.<\/pee>[\/et_pb_code][et_pb_image _builder_version=”4.18.0″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2022\/08\/project_spaceinvade_title2.jpg” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”50%” align=”center” background_pattern_color=”rgba(0,0,0,0.2)” background_mask_color=”#ffffff” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”review”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Code Review” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nCode Review<\/h2>\nIn this example, the Thumbstick Phidget is being used instead of the left and right keys, and the red button is used instead of the spacebar. You can view the original code here<\/a> to compare<\/pee>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”practice”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Practice” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nPractice<\/h2>\n<\/p>\n<\/p>\nAdd new functionality to your game using the green button. Some examples may be pausing the game, ending the game, speeding the game up, slowing the game down, etc.<\/li>\n<\/ol>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” _builder_version=”4.6.6″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”ph-button-cta: Back to Projects” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″] <\/p>\n<\/div>\n Back to Pygame Zero Projects<\/a>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][\/et_pb_column][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"#Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(“player”, (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit(‘background’, (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) […]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":5547,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"\r\nThis is an example page. It's different from a blog post because it will stay in one place and will show up in your site navigation (in most themes). Most people start with an About page that introduces them to potential site visitors. It might say something like this:<\/p>\r\n\r\n\r\nHi there! I'm a bike messenger by day, aspiring actor by night, and this is my website. I live in Los Angeles, have a great dog named Jack, and I like pi\u00f1a coladas. (And gettin' caught in the rain.)<\/p>\r\n<\/blockquote>\r\n\r\n...or something like this:<\/p>\r\n\r\n\r\nThe XYZ Doohickey Company was founded in 1971, and has been providing quality doohickeys to the public ever since. Located in Gotham City, XYZ employs over 2,000 people and does all kinds of awesome things for the Gotham community.<\/p>\r\n<\/blockquote>\r\n\r\nAs a new WordPress user, you should go to your dashboard<\/a> to delete this page and create new pages for your content. Have fun!<\/p>\r\n","_et_gb_content_width":"","footnotes":""},"class_list":["post-6858","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/comments?post=6858"}],"version-history":[{"count":11,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions"}],"predecessor-version":[{"id":8555,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions\/8555"}],"up":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/5547"}],"wp:attachment":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/media?parent=6858"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}](\"\/education\/wp-content\/uploads\/2022\/08\/alien1.png\"){kind=link}
![alien1b.png<\/a><\/li>\n<\/p>\nbase1.png<\/a><\/li>\n<\/p>\nlaser1.png<\/a><\/li>\n<\/p>\nlaser2.png<\/a><\/li>\n<\/p>\nexplosion1.png<\/a><\/li>\n<\/p>\nexplosion2.png<\/a><\/li>\n<\/p>\nexplosion3.png<\/a><\/li>\n<\/ul>\n[\/et_pb_code][et_pb_image _builder_version=”4.6.6″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2021\/09\/pgzero_spaceinvade_structure.png” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”75%” align=”center” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” disabled_on=”on|on|on” disabled=”on”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=” (invisible anchor)” _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” module_id=”move” module_class=”ph-hidden-anchor” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”write-code”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Write code Python” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nWrite code (Python)<\/h2>\nCopy the code below into your python script spaceinvaders.py<\/i>.<\/pee>[\/et_pb_code][et_pb_code admin_label=”Code Sample” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n #Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(\"player\", (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit('background', (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) if player.status >= 30: screen.draw.text(\"GAME OVER\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) if len(aliens) == 0 : screen.draw.text(\"YOU WON!\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) def update(): # Pygame Zero update function global moveCounter,player if player.status < 30 and len(aliens) > 0: checkThumbstick() #Check Phidgets Thumbstick updateLasers() moveCounter += 1 if moveCounter == moveDelay: moveCounter = 0 updateAliens() if player.status > 0: player.status += 1 else: if keyboard.RETURN: init()def drawAliens(): for a in range(len(aliens)): aliens[a].draw()def drawBases(): for b in range(len(bases)): bases[b].drawClipped()def drawLasers(): for l in range(len(lasers)): lasers[l].draw()#Phidgets Code Startdef checkThumbstick(): global player if (horizontal.getVoltageRatio() < -0.2): if (player.x > 40): player.x-=5 if (horizontal.getVoltageRatio() > 0.2): if (player.x < 760): player.x+=5#Phidgets Code End def makeLaserActive(): global player player.laserActive = 1 def checkBases(): for b in range(len(bases)): if l < len(bases): if bases[b].height < 5: del bases[b]def updateLasers(): global lasers, aliens for l in range(len(lasers)): if lasers[l].type == 0: lasers[l].y += (2*DIFFICULTY) checkLaserHit(l) if lasers[l].y > 600: lasers[l].status = 1 if lasers[l].type == 1: lasers[l].y -= 5 checkPlayerLaserHit(l) if lasers[l].y < 10: lasers[l].status = 1 lasers = listCleanup(lasers) aliens = listCleanup(aliens)def listCleanup(l): newList = [] for i in range(len(l)): if l[i].status == 0: newList.append(l[i]) return newList def checkLaserHit(l): global player if player.collidepoint((lasers[l].x, lasers[l].y)): player.status = 1 lasers[l].status = 1 for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): bases[b].height -= 10 lasers[l].status = 1def checkPlayerLaserHit(l): global score for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): lasers[l].status = 1 for a in range(len(aliens)): if aliens[a].collidepoint((lasers[l].x, lasers[l].y)): lasers[l].status = 1 aliens[a].status = 1 score += 1000 def updateAliens(): global moveSequence, lasers, moveDelay movex = movey = 0 if moveSequence < 10 or moveSequence > 30: movex = -15 if moveSequence == 10 or moveSequence == 30: movey = 50 + (10 * DIFFICULTY) moveDelay -= 1 if moveSequence >10 and moveSequence < 30: movex = 15 for a in range(len(aliens)): animate(aliens[a], pos=(aliens[a].x + movex, aliens[a].y + movey), duration=0.5, tween='linear') if randint(0, 1) == 0: aliens[a].image = \"alien1\" else: aliens[a].image = \"alien1b\" if randint(0, 5) == 0: lasers.append(Actor(\"laser1\", (aliens[a].x,aliens[a].y))) lasers[len(lasers)-1].status = 0 lasers[len(lasers)-1].type = 0 if aliens[a].y > player.y and player.status == 0: player.status = 1 moveSequence +=1 if moveSequence == 40: moveSequence = 0def init(): global lasers, score, player, moveSequence, moveCounter, moveDelay initAliens() initBases() moveCounter = moveSequence = player.status = score = player.laserCountdown = 0 lasers = [] moveDelay = 30 player.images = [\"player\",\"explosion1\",\"explosion2\",\"explosion3\",\"explosion4\",\"explosion5\"] player.laserActive = 1def initAliens(): global aliens aliens = [] for a in range(18): aliens.append(Actor(\"alien1\", (210+(a % 6)*80,100+(int(a\/6)*64)))) aliens[a].status = 0def drawClipped(self): screen.surface.blit(self._surf, (self.x-32, self.y-self.height+30),(0,0,64,self.height))def collideLaser(self, other): return ( self.x-20 < other.x+5 and self.y-self.height+30 < other.y and self.x+32 > other.x+5 and self.y-self.height+30 + self.height > other.y )def initBases(): global bases bases = [] bc = 0 for b in range(3): for p in range(3): bases.append(Actor(\"base1\", midbottom=(150+(b*200)+(p*40),520))) bases[bc].drawClipped = drawClipped.__get__(bases[bc]) bases[bc].collideLaser = collideLaser.__get__(bases[bc]) bases[bc].height = 60 bc +=1#Phidgets Code Start#Eventdef onRedButton_StateChange(self, state): global player, lasers if (state): if (player.laserActive == 1): player.laserActive = 0 clock.schedule(makeLaserActive, 1.0) l = len(lasers) lasers.append(Actor(\"laser2\", (player.x,player.y-32))) lasers[l].status = 0 lasers[l].type = 1#CreateredButton = DigitalInput()horizontal = VoltageRatioInput()#AddressredButton.setHubPort(0)redButton.setIsHubPortDevice(True)horizontal.setChannel(1)#Subscribe to EventsredButton.setOnStateChangeHandler(onRedButton_StateChange)#OpenredButton.openWaitForAttachment(1000)horizontal.openWaitForAttachment(1000)#Set data interval to minimumhorizontal.setDataInterval(horizontal.getMinDataInterval())#Phidgets Code End init()pgzrun.go() <\/code><\/pre>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Run your code” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nRun Your Program<\/h3>\nWhen you move your Thumbstick Phidget, your spaceship will move. When you press the red button, a laser will be fired.<\/pee>[\/et_pb_code][et_pb_image _builder_version=”4.18.0″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2022\/08\/project_spaceinvade_title2.jpg” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”50%” align=”center” background_pattern_color=”rgba(0,0,0,0.2)” background_mask_color=”#ffffff” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”review”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Code Review” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nCode Review<\/h2>\nIn this example, the Thumbstick Phidget is being used instead of the left and right keys, and the red button is used instead of the spacebar. You can view the original code here<\/a> to compare<\/pee>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”practice”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Practice” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nPractice<\/h2>\n<\/p>\n<\/p>\nAdd new functionality to your game using the green button. Some examples may be pausing the game, ending the game, speeding the game up, slowing the game down, etc.<\/li>\n<\/ol>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” _builder_version=”4.6.6″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”ph-button-cta: Back to Projects” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″] <\/p>\n<\/div>\n Back to Pygame Zero Projects<\/a>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][\/et_pb_column][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"#Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(“player”, (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit(‘background’, (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) […]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":5547,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"\r\nThis is an example page. It's different from a blog post because it will stay in one place and will show up in your site navigation (in most themes). Most people start with an About page that introduces them to potential site visitors. It might say something like this:<\/p>\r\n\r\n\r\nHi there! I'm a bike messenger by day, aspiring actor by night, and this is my website. I live in Los Angeles, have a great dog named Jack, and I like pi\u00f1a coladas. (And gettin' caught in the rain.)<\/p>\r\n<\/blockquote>\r\n\r\n...or something like this:<\/p>\r\n\r\n\r\nThe XYZ Doohickey Company was founded in 1971, and has been providing quality doohickeys to the public ever since. Located in Gotham City, XYZ employs over 2,000 people and does all kinds of awesome things for the Gotham community.<\/p>\r\n<\/blockquote>\r\n\r\nAs a new WordPress user, you should go to your dashboard<\/a> to delete this page and create new pages for your content. Have fun!<\/p>\r\n","_et_gb_content_width":"","footnotes":""},"class_list":["post-6858","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/comments?post=6858"}],"version-history":[{"count":11,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions"}],"predecessor-version":[{"id":8555,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions\/8555"}],"up":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/5547"}],"wp:attachment":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/media?parent=6858"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}](\"\/education\/wp-content\/uploads\/2022\/08\/alien1b.png\"){kind=link}
![base1.png<\/a><\/li>\n<\/p>\nlaser1.png<\/a><\/li>\n<\/p>\nlaser2.png<\/a><\/li>\n<\/p>\nexplosion1.png<\/a><\/li>\n<\/p>\nexplosion2.png<\/a><\/li>\n<\/p>\nexplosion3.png<\/a><\/li>\n<\/ul>\n[\/et_pb_code][et_pb_image _builder_version=”4.6.6″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2021\/09\/pgzero_spaceinvade_structure.png” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”75%” align=”center” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” disabled_on=”on|on|on” disabled=”on”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=” (invisible anchor)” _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” module_id=”move” module_class=”ph-hidden-anchor” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”write-code”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Write code Python” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nWrite code (Python)<\/h2>\nCopy the code below into your python script spaceinvaders.py<\/i>.<\/pee>[\/et_pb_code][et_pb_code admin_label=”Code Sample” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n #Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(\"player\", (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit('background', (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) if player.status >= 30: screen.draw.text(\"GAME OVER\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) if len(aliens) == 0 : screen.draw.text(\"YOU WON!\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) def update(): # Pygame Zero update function global moveCounter,player if player.status < 30 and len(aliens) > 0: checkThumbstick() #Check Phidgets Thumbstick updateLasers() moveCounter += 1 if moveCounter == moveDelay: moveCounter = 0 updateAliens() if player.status > 0: player.status += 1 else: if keyboard.RETURN: init()def drawAliens(): for a in range(len(aliens)): aliens[a].draw()def drawBases(): for b in range(len(bases)): bases[b].drawClipped()def drawLasers(): for l in range(len(lasers)): lasers[l].draw()#Phidgets Code Startdef checkThumbstick(): global player if (horizontal.getVoltageRatio() < -0.2): if (player.x > 40): player.x-=5 if (horizontal.getVoltageRatio() > 0.2): if (player.x < 760): player.x+=5#Phidgets Code End def makeLaserActive(): global player player.laserActive = 1 def checkBases(): for b in range(len(bases)): if l < len(bases): if bases[b].height < 5: del bases[b]def updateLasers(): global lasers, aliens for l in range(len(lasers)): if lasers[l].type == 0: lasers[l].y += (2*DIFFICULTY) checkLaserHit(l) if lasers[l].y > 600: lasers[l].status = 1 if lasers[l].type == 1: lasers[l].y -= 5 checkPlayerLaserHit(l) if lasers[l].y < 10: lasers[l].status = 1 lasers = listCleanup(lasers) aliens = listCleanup(aliens)def listCleanup(l): newList = [] for i in range(len(l)): if l[i].status == 0: newList.append(l[i]) return newList def checkLaserHit(l): global player if player.collidepoint((lasers[l].x, lasers[l].y)): player.status = 1 lasers[l].status = 1 for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): bases[b].height -= 10 lasers[l].status = 1def checkPlayerLaserHit(l): global score for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): lasers[l].status = 1 for a in range(len(aliens)): if aliens[a].collidepoint((lasers[l].x, lasers[l].y)): lasers[l].status = 1 aliens[a].status = 1 score += 1000 def updateAliens(): global moveSequence, lasers, moveDelay movex = movey = 0 if moveSequence < 10 or moveSequence > 30: movex = -15 if moveSequence == 10 or moveSequence == 30: movey = 50 + (10 * DIFFICULTY) moveDelay -= 1 if moveSequence >10 and moveSequence < 30: movex = 15 for a in range(len(aliens)): animate(aliens[a], pos=(aliens[a].x + movex, aliens[a].y + movey), duration=0.5, tween='linear') if randint(0, 1) == 0: aliens[a].image = \"alien1\" else: aliens[a].image = \"alien1b\" if randint(0, 5) == 0: lasers.append(Actor(\"laser1\", (aliens[a].x,aliens[a].y))) lasers[len(lasers)-1].status = 0 lasers[len(lasers)-1].type = 0 if aliens[a].y > player.y and player.status == 0: player.status = 1 moveSequence +=1 if moveSequence == 40: moveSequence = 0def init(): global lasers, score, player, moveSequence, moveCounter, moveDelay initAliens() initBases() moveCounter = moveSequence = player.status = score = player.laserCountdown = 0 lasers = [] moveDelay = 30 player.images = [\"player\",\"explosion1\",\"explosion2\",\"explosion3\",\"explosion4\",\"explosion5\"] player.laserActive = 1def initAliens(): global aliens aliens = [] for a in range(18): aliens.append(Actor(\"alien1\", (210+(a % 6)*80,100+(int(a\/6)*64)))) aliens[a].status = 0def drawClipped(self): screen.surface.blit(self._surf, (self.x-32, self.y-self.height+30),(0,0,64,self.height))def collideLaser(self, other): return ( self.x-20 < other.x+5 and self.y-self.height+30 < other.y and self.x+32 > other.x+5 and self.y-self.height+30 + self.height > other.y )def initBases(): global bases bases = [] bc = 0 for b in range(3): for p in range(3): bases.append(Actor(\"base1\", midbottom=(150+(b*200)+(p*40),520))) bases[bc].drawClipped = drawClipped.__get__(bases[bc]) bases[bc].collideLaser = collideLaser.__get__(bases[bc]) bases[bc].height = 60 bc +=1#Phidgets Code Start#Eventdef onRedButton_StateChange(self, state): global player, lasers if (state): if (player.laserActive == 1): player.laserActive = 0 clock.schedule(makeLaserActive, 1.0) l = len(lasers) lasers.append(Actor(\"laser2\", (player.x,player.y-32))) lasers[l].status = 0 lasers[l].type = 1#CreateredButton = DigitalInput()horizontal = VoltageRatioInput()#AddressredButton.setHubPort(0)redButton.setIsHubPortDevice(True)horizontal.setChannel(1)#Subscribe to EventsredButton.setOnStateChangeHandler(onRedButton_StateChange)#OpenredButton.openWaitForAttachment(1000)horizontal.openWaitForAttachment(1000)#Set data interval to minimumhorizontal.setDataInterval(horizontal.getMinDataInterval())#Phidgets Code End init()pgzrun.go() <\/code><\/pre>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Run your code” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nRun Your Program<\/h3>\nWhen you move your Thumbstick Phidget, your spaceship will move. When you press the red button, a laser will be fired.<\/pee>[\/et_pb_code][et_pb_image _builder_version=”4.18.0″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2022\/08\/project_spaceinvade_title2.jpg” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”50%” align=”center” background_pattern_color=”rgba(0,0,0,0.2)” background_mask_color=”#ffffff” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”review”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Code Review” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nCode Review<\/h2>\nIn this example, the Thumbstick Phidget is being used instead of the left and right keys, and the red button is used instead of the spacebar. You can view the original code here<\/a> to compare<\/pee>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”practice”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Practice” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nPractice<\/h2>\n<\/p>\n<\/p>\nAdd new functionality to your game using the green button. Some examples may be pausing the game, ending the game, speeding the game up, slowing the game down, etc.<\/li>\n<\/ol>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” _builder_version=”4.6.6″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”ph-button-cta: Back to Projects” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″] <\/p>\n<\/div>\n Back to Pygame Zero Projects<\/a>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][\/et_pb_column][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"#Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(“player”, (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit(‘background’, (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) […]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":5547,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"\r\nThis is an example page. It's different from a blog post because it will stay in one place and will show up in your site navigation (in most themes). Most people start with an About page that introduces them to potential site visitors. It might say something like this:<\/p>\r\n\r\n\r\nHi there! I'm a bike messenger by day, aspiring actor by night, and this is my website. I live in Los Angeles, have a great dog named Jack, and I like pi\u00f1a coladas. (And gettin' caught in the rain.)<\/p>\r\n<\/blockquote>\r\n\r\n...or something like this:<\/p>\r\n\r\n\r\nThe XYZ Doohickey Company was founded in 1971, and has been providing quality doohickeys to the public ever since. Located in Gotham City, XYZ employs over 2,000 people and does all kinds of awesome things for the Gotham community.<\/p>\r\n<\/blockquote>\r\n\r\nAs a new WordPress user, you should go to your dashboard<\/a> to delete this page and create new pages for your content. Have fun!<\/p>\r\n","_et_gb_content_width":"","footnotes":""},"class_list":["post-6858","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/comments?post=6858"}],"version-history":[{"count":11,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions"}],"predecessor-version":[{"id":8555,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions\/8555"}],"up":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/5547"}],"wp:attachment":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/media?parent=6858"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}](\"\/education\/wp-content\/uploads\/2022\/08\/base1.png\"){kind=link}
![laser1.png<\/a><\/li>\n<\/p>\nlaser2.png<\/a><\/li>\n<\/p>\nexplosion1.png<\/a><\/li>\n<\/p>\nexplosion2.png<\/a><\/li>\n<\/p>\nexplosion3.png<\/a><\/li>\n<\/ul>\n[\/et_pb_code][et_pb_image _builder_version=”4.6.6″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2021\/09\/pgzero_spaceinvade_structure.png” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”75%” align=”center” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” disabled_on=”on|on|on” disabled=”on”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=” (invisible anchor)” _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” module_id=”move” module_class=”ph-hidden-anchor” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”write-code”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Write code Python” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nWrite code (Python)<\/h2>\nCopy the code below into your python script spaceinvaders.py<\/i>.<\/pee>[\/et_pb_code][et_pb_code admin_label=”Code Sample” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n #Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(\"player\", (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit('background', (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) if player.status >= 30: screen.draw.text(\"GAME OVER\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) if len(aliens) == 0 : screen.draw.text(\"YOU WON!\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) def update(): # Pygame Zero update function global moveCounter,player if player.status < 30 and len(aliens) > 0: checkThumbstick() #Check Phidgets Thumbstick updateLasers() moveCounter += 1 if moveCounter == moveDelay: moveCounter = 0 updateAliens() if player.status > 0: player.status += 1 else: if keyboard.RETURN: init()def drawAliens(): for a in range(len(aliens)): aliens[a].draw()def drawBases(): for b in range(len(bases)): bases[b].drawClipped()def drawLasers(): for l in range(len(lasers)): lasers[l].draw()#Phidgets Code Startdef checkThumbstick(): global player if (horizontal.getVoltageRatio() < -0.2): if (player.x > 40): player.x-=5 if (horizontal.getVoltageRatio() > 0.2): if (player.x < 760): player.x+=5#Phidgets Code End def makeLaserActive(): global player player.laserActive = 1 def checkBases(): for b in range(len(bases)): if l < len(bases): if bases[b].height < 5: del bases[b]def updateLasers(): global lasers, aliens for l in range(len(lasers)): if lasers[l].type == 0: lasers[l].y += (2*DIFFICULTY) checkLaserHit(l) if lasers[l].y > 600: lasers[l].status = 1 if lasers[l].type == 1: lasers[l].y -= 5 checkPlayerLaserHit(l) if lasers[l].y < 10: lasers[l].status = 1 lasers = listCleanup(lasers) aliens = listCleanup(aliens)def listCleanup(l): newList = [] for i in range(len(l)): if l[i].status == 0: newList.append(l[i]) return newList def checkLaserHit(l): global player if player.collidepoint((lasers[l].x, lasers[l].y)): player.status = 1 lasers[l].status = 1 for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): bases[b].height -= 10 lasers[l].status = 1def checkPlayerLaserHit(l): global score for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): lasers[l].status = 1 for a in range(len(aliens)): if aliens[a].collidepoint((lasers[l].x, lasers[l].y)): lasers[l].status = 1 aliens[a].status = 1 score += 1000 def updateAliens(): global moveSequence, lasers, moveDelay movex = movey = 0 if moveSequence < 10 or moveSequence > 30: movex = -15 if moveSequence == 10 or moveSequence == 30: movey = 50 + (10 * DIFFICULTY) moveDelay -= 1 if moveSequence >10 and moveSequence < 30: movex = 15 for a in range(len(aliens)): animate(aliens[a], pos=(aliens[a].x + movex, aliens[a].y + movey), duration=0.5, tween='linear') if randint(0, 1) == 0: aliens[a].image = \"alien1\" else: aliens[a].image = \"alien1b\" if randint(0, 5) == 0: lasers.append(Actor(\"laser1\", (aliens[a].x,aliens[a].y))) lasers[len(lasers)-1].status = 0 lasers[len(lasers)-1].type = 0 if aliens[a].y > player.y and player.status == 0: player.status = 1 moveSequence +=1 if moveSequence == 40: moveSequence = 0def init(): global lasers, score, player, moveSequence, moveCounter, moveDelay initAliens() initBases() moveCounter = moveSequence = player.status = score = player.laserCountdown = 0 lasers = [] moveDelay = 30 player.images = [\"player\",\"explosion1\",\"explosion2\",\"explosion3\",\"explosion4\",\"explosion5\"] player.laserActive = 1def initAliens(): global aliens aliens = [] for a in range(18): aliens.append(Actor(\"alien1\", (210+(a % 6)*80,100+(int(a\/6)*64)))) aliens[a].status = 0def drawClipped(self): screen.surface.blit(self._surf, (self.x-32, self.y-self.height+30),(0,0,64,self.height))def collideLaser(self, other): return ( self.x-20 < other.x+5 and self.y-self.height+30 < other.y and self.x+32 > other.x+5 and self.y-self.height+30 + self.height > other.y )def initBases(): global bases bases = [] bc = 0 for b in range(3): for p in range(3): bases.append(Actor(\"base1\", midbottom=(150+(b*200)+(p*40),520))) bases[bc].drawClipped = drawClipped.__get__(bases[bc]) bases[bc].collideLaser = collideLaser.__get__(bases[bc]) bases[bc].height = 60 bc +=1#Phidgets Code Start#Eventdef onRedButton_StateChange(self, state): global player, lasers if (state): if (player.laserActive == 1): player.laserActive = 0 clock.schedule(makeLaserActive, 1.0) l = len(lasers) lasers.append(Actor(\"laser2\", (player.x,player.y-32))) lasers[l].status = 0 lasers[l].type = 1#CreateredButton = DigitalInput()horizontal = VoltageRatioInput()#AddressredButton.setHubPort(0)redButton.setIsHubPortDevice(True)horizontal.setChannel(1)#Subscribe to EventsredButton.setOnStateChangeHandler(onRedButton_StateChange)#OpenredButton.openWaitForAttachment(1000)horizontal.openWaitForAttachment(1000)#Set data interval to minimumhorizontal.setDataInterval(horizontal.getMinDataInterval())#Phidgets Code End init()pgzrun.go() <\/code><\/pre>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Run your code” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nRun Your Program<\/h3>\nWhen you move your Thumbstick Phidget, your spaceship will move. When you press the red button, a laser will be fired.<\/pee>[\/et_pb_code][et_pb_image _builder_version=”4.18.0″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2022\/08\/project_spaceinvade_title2.jpg” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”50%” align=”center” background_pattern_color=”rgba(0,0,0,0.2)” background_mask_color=”#ffffff” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”review”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Code Review” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nCode Review<\/h2>\nIn this example, the Thumbstick Phidget is being used instead of the left and right keys, and the red button is used instead of the spacebar. You can view the original code here<\/a> to compare<\/pee>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”practice”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Practice” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nPractice<\/h2>\n<\/p>\n<\/p>\nAdd new functionality to your game using the green button. Some examples may be pausing the game, ending the game, speeding the game up, slowing the game down, etc.<\/li>\n<\/ol>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” _builder_version=”4.6.6″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”ph-button-cta: Back to Projects” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″] <\/p>\n<\/div>\n Back to Pygame Zero Projects<\/a>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][\/et_pb_column][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"#Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(“player”, (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit(‘background’, (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) […]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":5547,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"\r\nThis is an example page. It's different from a blog post because it will stay in one place and will show up in your site navigation (in most themes). Most people start with an About page that introduces them to potential site visitors. It might say something like this:<\/p>\r\n\r\n\r\nHi there! I'm a bike messenger by day, aspiring actor by night, and this is my website. I live in Los Angeles, have a great dog named Jack, and I like pi\u00f1a coladas. (And gettin' caught in the rain.)<\/p>\r\n<\/blockquote>\r\n\r\n...or something like this:<\/p>\r\n\r\n\r\nThe XYZ Doohickey Company was founded in 1971, and has been providing quality doohickeys to the public ever since. Located in Gotham City, XYZ employs over 2,000 people and does all kinds of awesome things for the Gotham community.<\/p>\r\n<\/blockquote>\r\n\r\nAs a new WordPress user, you should go to your dashboard<\/a> to delete this page and create new pages for your content. Have fun!<\/p>\r\n","_et_gb_content_width":"","footnotes":""},"class_list":["post-6858","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/comments?post=6858"}],"version-history":[{"count":11,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions"}],"predecessor-version":[{"id":8555,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions\/8555"}],"up":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/5547"}],"wp:attachment":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/media?parent=6858"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}](\"\/education\/wp-content\/uploads\/2022\/08\/laser1.png\"){kind=link}
![laser2.png<\/a><\/li>\n<\/p>\nexplosion1.png<\/a><\/li>\n<\/p>\nexplosion2.png<\/a><\/li>\n<\/p>\nexplosion3.png<\/a><\/li>\n<\/ul>\n[\/et_pb_code][et_pb_image _builder_version=”4.6.6″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2021\/09\/pgzero_spaceinvade_structure.png” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”75%” align=”center” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” disabled_on=”on|on|on” disabled=”on”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=” (invisible anchor)” _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” module_id=”move” module_class=”ph-hidden-anchor” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”write-code”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Write code Python” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nWrite code (Python)<\/h2>\nCopy the code below into your python script spaceinvaders.py<\/i>.<\/pee>[\/et_pb_code][et_pb_code admin_label=”Code Sample” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n #Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(\"player\", (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit('background', (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) if player.status >= 30: screen.draw.text(\"GAME OVER\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) if len(aliens) == 0 : screen.draw.text(\"YOU WON!\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) def update(): # Pygame Zero update function global moveCounter,player if player.status < 30 and len(aliens) > 0: checkThumbstick() #Check Phidgets Thumbstick updateLasers() moveCounter += 1 if moveCounter == moveDelay: moveCounter = 0 updateAliens() if player.status > 0: player.status += 1 else: if keyboard.RETURN: init()def drawAliens(): for a in range(len(aliens)): aliens[a].draw()def drawBases(): for b in range(len(bases)): bases[b].drawClipped()def drawLasers(): for l in range(len(lasers)): lasers[l].draw()#Phidgets Code Startdef checkThumbstick(): global player if (horizontal.getVoltageRatio() < -0.2): if (player.x > 40): player.x-=5 if (horizontal.getVoltageRatio() > 0.2): if (player.x < 760): player.x+=5#Phidgets Code End def makeLaserActive(): global player player.laserActive = 1 def checkBases(): for b in range(len(bases)): if l < len(bases): if bases[b].height < 5: del bases[b]def updateLasers(): global lasers, aliens for l in range(len(lasers)): if lasers[l].type == 0: lasers[l].y += (2*DIFFICULTY) checkLaserHit(l) if lasers[l].y > 600: lasers[l].status = 1 if lasers[l].type == 1: lasers[l].y -= 5 checkPlayerLaserHit(l) if lasers[l].y < 10: lasers[l].status = 1 lasers = listCleanup(lasers) aliens = listCleanup(aliens)def listCleanup(l): newList = [] for i in range(len(l)): if l[i].status == 0: newList.append(l[i]) return newList def checkLaserHit(l): global player if player.collidepoint((lasers[l].x, lasers[l].y)): player.status = 1 lasers[l].status = 1 for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): bases[b].height -= 10 lasers[l].status = 1def checkPlayerLaserHit(l): global score for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): lasers[l].status = 1 for a in range(len(aliens)): if aliens[a].collidepoint((lasers[l].x, lasers[l].y)): lasers[l].status = 1 aliens[a].status = 1 score += 1000 def updateAliens(): global moveSequence, lasers, moveDelay movex = movey = 0 if moveSequence < 10 or moveSequence > 30: movex = -15 if moveSequence == 10 or moveSequence == 30: movey = 50 + (10 * DIFFICULTY) moveDelay -= 1 if moveSequence >10 and moveSequence < 30: movex = 15 for a in range(len(aliens)): animate(aliens[a], pos=(aliens[a].x + movex, aliens[a].y + movey), duration=0.5, tween='linear') if randint(0, 1) == 0: aliens[a].image = \"alien1\" else: aliens[a].image = \"alien1b\" if randint(0, 5) == 0: lasers.append(Actor(\"laser1\", (aliens[a].x,aliens[a].y))) lasers[len(lasers)-1].status = 0 lasers[len(lasers)-1].type = 0 if aliens[a].y > player.y and player.status == 0: player.status = 1 moveSequence +=1 if moveSequence == 40: moveSequence = 0def init(): global lasers, score, player, moveSequence, moveCounter, moveDelay initAliens() initBases() moveCounter = moveSequence = player.status = score = player.laserCountdown = 0 lasers = [] moveDelay = 30 player.images = [\"player\",\"explosion1\",\"explosion2\",\"explosion3\",\"explosion4\",\"explosion5\"] player.laserActive = 1def initAliens(): global aliens aliens = [] for a in range(18): aliens.append(Actor(\"alien1\", (210+(a % 6)*80,100+(int(a\/6)*64)))) aliens[a].status = 0def drawClipped(self): screen.surface.blit(self._surf, (self.x-32, self.y-self.height+30),(0,0,64,self.height))def collideLaser(self, other): return ( self.x-20 < other.x+5 and self.y-self.height+30 < other.y and self.x+32 > other.x+5 and self.y-self.height+30 + self.height > other.y )def initBases(): global bases bases = [] bc = 0 for b in range(3): for p in range(3): bases.append(Actor(\"base1\", midbottom=(150+(b*200)+(p*40),520))) bases[bc].drawClipped = drawClipped.__get__(bases[bc]) bases[bc].collideLaser = collideLaser.__get__(bases[bc]) bases[bc].height = 60 bc +=1#Phidgets Code Start#Eventdef onRedButton_StateChange(self, state): global player, lasers if (state): if (player.laserActive == 1): player.laserActive = 0 clock.schedule(makeLaserActive, 1.0) l = len(lasers) lasers.append(Actor(\"laser2\", (player.x,player.y-32))) lasers[l].status = 0 lasers[l].type = 1#CreateredButton = DigitalInput()horizontal = VoltageRatioInput()#AddressredButton.setHubPort(0)redButton.setIsHubPortDevice(True)horizontal.setChannel(1)#Subscribe to EventsredButton.setOnStateChangeHandler(onRedButton_StateChange)#OpenredButton.openWaitForAttachment(1000)horizontal.openWaitForAttachment(1000)#Set data interval to minimumhorizontal.setDataInterval(horizontal.getMinDataInterval())#Phidgets Code End init()pgzrun.go() <\/code><\/pre>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Run your code” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nRun Your Program<\/h3>\nWhen you move your Thumbstick Phidget, your spaceship will move. When you press the red button, a laser will be fired.<\/pee>[\/et_pb_code][et_pb_image _builder_version=”4.18.0″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2022\/08\/project_spaceinvade_title2.jpg” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”50%” align=”center” background_pattern_color=”rgba(0,0,0,0.2)” background_mask_color=”#ffffff” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”review”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Code Review” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nCode Review<\/h2>\nIn this example, the Thumbstick Phidget is being used instead of the left and right keys, and the red button is used instead of the spacebar. You can view the original code here<\/a> to compare<\/pee>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”practice”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Practice” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nPractice<\/h2>\n<\/p>\n<\/p>\nAdd new functionality to your game using the green button. Some examples may be pausing the game, ending the game, speeding the game up, slowing the game down, etc.<\/li>\n<\/ol>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” _builder_version=”4.6.6″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”ph-button-cta: Back to Projects” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″] <\/p>\n<\/div>\n Back to Pygame Zero Projects<\/a>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][\/et_pb_column][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"#Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(“player”, (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit(‘background’, (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) […]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":5547,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"\r\nThis is an example page. It's different from a blog post because it will stay in one place and will show up in your site navigation (in most themes). Most people start with an About page that introduces them to potential site visitors. It might say something like this:<\/p>\r\n\r\n\r\nHi there! I'm a bike messenger by day, aspiring actor by night, and this is my website. I live in Los Angeles, have a great dog named Jack, and I like pi\u00f1a coladas. (And gettin' caught in the rain.)<\/p>\r\n<\/blockquote>\r\n\r\n...or something like this:<\/p>\r\n\r\n\r\nThe XYZ Doohickey Company was founded in 1971, and has been providing quality doohickeys to the public ever since. Located in Gotham City, XYZ employs over 2,000 people and does all kinds of awesome things for the Gotham community.<\/p>\r\n<\/blockquote>\r\n\r\nAs a new WordPress user, you should go to your dashboard<\/a> to delete this page and create new pages for your content. Have fun!<\/p>\r\n","_et_gb_content_width":"","footnotes":""},"class_list":["post-6858","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/comments?post=6858"}],"version-history":[{"count":11,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions"}],"predecessor-version":[{"id":8555,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions\/8555"}],"up":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/5547"}],"wp:attachment":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/media?parent=6858"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}](\"\/education\/wp-content\/uploads\/2022\/08\/laser2.png\"){kind=link}
![explosion1.png<\/a><\/li>\n<\/p>\nexplosion2.png<\/a><\/li>\n<\/p>\nexplosion3.png<\/a><\/li>\n<\/ul>\n[\/et_pb_code][et_pb_image _builder_version=”4.6.6″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2021\/09\/pgzero_spaceinvade_structure.png” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”75%” align=”center” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” disabled_on=”on|on|on” disabled=”on”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=” (invisible anchor)” _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” module_id=”move” module_class=”ph-hidden-anchor” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”write-code”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Write code Python” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nWrite code (Python)<\/h2>\nCopy the code below into your python script spaceinvaders.py<\/i>.<\/pee>[\/et_pb_code][et_pb_code admin_label=”Code Sample” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n #Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(\"player\", (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit('background', (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) if player.status >= 30: screen.draw.text(\"GAME OVER\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) if len(aliens) == 0 : screen.draw.text(\"YOU WON!\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) def update(): # Pygame Zero update function global moveCounter,player if player.status < 30 and len(aliens) > 0: checkThumbstick() #Check Phidgets Thumbstick updateLasers() moveCounter += 1 if moveCounter == moveDelay: moveCounter = 0 updateAliens() if player.status > 0: player.status += 1 else: if keyboard.RETURN: init()def drawAliens(): for a in range(len(aliens)): aliens[a].draw()def drawBases(): for b in range(len(bases)): bases[b].drawClipped()def drawLasers(): for l in range(len(lasers)): lasers[l].draw()#Phidgets Code Startdef checkThumbstick(): global player if (horizontal.getVoltageRatio() < -0.2): if (player.x > 40): player.x-=5 if (horizontal.getVoltageRatio() > 0.2): if (player.x < 760): player.x+=5#Phidgets Code End def makeLaserActive(): global player player.laserActive = 1 def checkBases(): for b in range(len(bases)): if l < len(bases): if bases[b].height < 5: del bases[b]def updateLasers(): global lasers, aliens for l in range(len(lasers)): if lasers[l].type == 0: lasers[l].y += (2*DIFFICULTY) checkLaserHit(l) if lasers[l].y > 600: lasers[l].status = 1 if lasers[l].type == 1: lasers[l].y -= 5 checkPlayerLaserHit(l) if lasers[l].y < 10: lasers[l].status = 1 lasers = listCleanup(lasers) aliens = listCleanup(aliens)def listCleanup(l): newList = [] for i in range(len(l)): if l[i].status == 0: newList.append(l[i]) return newList def checkLaserHit(l): global player if player.collidepoint((lasers[l].x, lasers[l].y)): player.status = 1 lasers[l].status = 1 for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): bases[b].height -= 10 lasers[l].status = 1def checkPlayerLaserHit(l): global score for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): lasers[l].status = 1 for a in range(len(aliens)): if aliens[a].collidepoint((lasers[l].x, lasers[l].y)): lasers[l].status = 1 aliens[a].status = 1 score += 1000 def updateAliens(): global moveSequence, lasers, moveDelay movex = movey = 0 if moveSequence < 10 or moveSequence > 30: movex = -15 if moveSequence == 10 or moveSequence == 30: movey = 50 + (10 * DIFFICULTY) moveDelay -= 1 if moveSequence >10 and moveSequence < 30: movex = 15 for a in range(len(aliens)): animate(aliens[a], pos=(aliens[a].x + movex, aliens[a].y + movey), duration=0.5, tween='linear') if randint(0, 1) == 0: aliens[a].image = \"alien1\" else: aliens[a].image = \"alien1b\" if randint(0, 5) == 0: lasers.append(Actor(\"laser1\", (aliens[a].x,aliens[a].y))) lasers[len(lasers)-1].status = 0 lasers[len(lasers)-1].type = 0 if aliens[a].y > player.y and player.status == 0: player.status = 1 moveSequence +=1 if moveSequence == 40: moveSequence = 0def init(): global lasers, score, player, moveSequence, moveCounter, moveDelay initAliens() initBases() moveCounter = moveSequence = player.status = score = player.laserCountdown = 0 lasers = [] moveDelay = 30 player.images = [\"player\",\"explosion1\",\"explosion2\",\"explosion3\",\"explosion4\",\"explosion5\"] player.laserActive = 1def initAliens(): global aliens aliens = [] for a in range(18): aliens.append(Actor(\"alien1\", (210+(a % 6)*80,100+(int(a\/6)*64)))) aliens[a].status = 0def drawClipped(self): screen.surface.blit(self._surf, (self.x-32, self.y-self.height+30),(0,0,64,self.height))def collideLaser(self, other): return ( self.x-20 < other.x+5 and self.y-self.height+30 < other.y and self.x+32 > other.x+5 and self.y-self.height+30 + self.height > other.y )def initBases(): global bases bases = [] bc = 0 for b in range(3): for p in range(3): bases.append(Actor(\"base1\", midbottom=(150+(b*200)+(p*40),520))) bases[bc].drawClipped = drawClipped.__get__(bases[bc]) bases[bc].collideLaser = collideLaser.__get__(bases[bc]) bases[bc].height = 60 bc +=1#Phidgets Code Start#Eventdef onRedButton_StateChange(self, state): global player, lasers if (state): if (player.laserActive == 1): player.laserActive = 0 clock.schedule(makeLaserActive, 1.0) l = len(lasers) lasers.append(Actor(\"laser2\", (player.x,player.y-32))) lasers[l].status = 0 lasers[l].type = 1#CreateredButton = DigitalInput()horizontal = VoltageRatioInput()#AddressredButton.setHubPort(0)redButton.setIsHubPortDevice(True)horizontal.setChannel(1)#Subscribe to EventsredButton.setOnStateChangeHandler(onRedButton_StateChange)#OpenredButton.openWaitForAttachment(1000)horizontal.openWaitForAttachment(1000)#Set data interval to minimumhorizontal.setDataInterval(horizontal.getMinDataInterval())#Phidgets Code End init()pgzrun.go() <\/code><\/pre>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Run your code” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nRun Your Program<\/h3>\nWhen you move your Thumbstick Phidget, your spaceship will move. When you press the red button, a laser will be fired.<\/pee>[\/et_pb_code][et_pb_image _builder_version=”4.18.0″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2022\/08\/project_spaceinvade_title2.jpg” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”50%” align=”center” background_pattern_color=”rgba(0,0,0,0.2)” background_mask_color=”#ffffff” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”review”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Code Review” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nCode Review<\/h2>\nIn this example, the Thumbstick Phidget is being used instead of the left and right keys, and the red button is used instead of the spacebar. You can view the original code here<\/a> to compare<\/pee>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”practice”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Practice” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nPractice<\/h2>\n<\/p>\n<\/p>\nAdd new functionality to your game using the green button. Some examples may be pausing the game, ending the game, speeding the game up, slowing the game down, etc.<\/li>\n<\/ol>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” _builder_version=”4.6.6″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”ph-button-cta: Back to Projects” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″] <\/p>\n<\/div>\n Back to Pygame Zero Projects<\/a>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][\/et_pb_column][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"#Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(“player”, (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit(‘background’, (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) […]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":5547,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"\r\nThis is an example page. It's different from a blog post because it will stay in one place and will show up in your site navigation (in most themes). Most people start with an About page that introduces them to potential site visitors. It might say something like this:<\/p>\r\n\r\n\r\nHi there! I'm a bike messenger by day, aspiring actor by night, and this is my website. I live in Los Angeles, have a great dog named Jack, and I like pi\u00f1a coladas. (And gettin' caught in the rain.)<\/p>\r\n<\/blockquote>\r\n\r\n...or something like this:<\/p>\r\n\r\n\r\nThe XYZ Doohickey Company was founded in 1971, and has been providing quality doohickeys to the public ever since. Located in Gotham City, XYZ employs over 2,000 people and does all kinds of awesome things for the Gotham community.<\/p>\r\n<\/blockquote>\r\n\r\nAs a new WordPress user, you should go to your dashboard<\/a> to delete this page and create new pages for your content. Have fun!<\/p>\r\n","_et_gb_content_width":"","footnotes":""},"class_list":["post-6858","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/comments?post=6858"}],"version-history":[{"count":11,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions"}],"predecessor-version":[{"id":8555,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions\/8555"}],"up":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/5547"}],"wp:attachment":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/media?parent=6858"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}](\"\/education\/wp-content\/uploads\/2022\/08\/explosion1.png\"){kind=link}
![explosion2.png<\/a><\/li>\n<\/p>\nexplosion3.png<\/a><\/li>\n<\/ul>\n[\/et_pb_code][et_pb_image _builder_version=”4.6.6″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2021\/09\/pgzero_spaceinvade_structure.png” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”75%” align=”center” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” disabled_on=”on|on|on” disabled=”on”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=” (invisible anchor)” _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” module_id=”move” module_class=”ph-hidden-anchor” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”write-code”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Write code Python” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nWrite code (Python)<\/h2>\nCopy the code below into your python script spaceinvaders.py<\/i>.<\/pee>[\/et_pb_code][et_pb_code admin_label=”Code Sample” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n #Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(\"player\", (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit('background', (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) if player.status >= 30: screen.draw.text(\"GAME OVER\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) if len(aliens) == 0 : screen.draw.text(\"YOU WON!\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) def update(): # Pygame Zero update function global moveCounter,player if player.status < 30 and len(aliens) > 0: checkThumbstick() #Check Phidgets Thumbstick updateLasers() moveCounter += 1 if moveCounter == moveDelay: moveCounter = 0 updateAliens() if player.status > 0: player.status += 1 else: if keyboard.RETURN: init()def drawAliens(): for a in range(len(aliens)): aliens[a].draw()def drawBases(): for b in range(len(bases)): bases[b].drawClipped()def drawLasers(): for l in range(len(lasers)): lasers[l].draw()#Phidgets Code Startdef checkThumbstick(): global player if (horizontal.getVoltageRatio() < -0.2): if (player.x > 40): player.x-=5 if (horizontal.getVoltageRatio() > 0.2): if (player.x < 760): player.x+=5#Phidgets Code End def makeLaserActive(): global player player.laserActive = 1 def checkBases(): for b in range(len(bases)): if l < len(bases): if bases[b].height < 5: del bases[b]def updateLasers(): global lasers, aliens for l in range(len(lasers)): if lasers[l].type == 0: lasers[l].y += (2*DIFFICULTY) checkLaserHit(l) if lasers[l].y > 600: lasers[l].status = 1 if lasers[l].type == 1: lasers[l].y -= 5 checkPlayerLaserHit(l) if lasers[l].y < 10: lasers[l].status = 1 lasers = listCleanup(lasers) aliens = listCleanup(aliens)def listCleanup(l): newList = [] for i in range(len(l)): if l[i].status == 0: newList.append(l[i]) return newList def checkLaserHit(l): global player if player.collidepoint((lasers[l].x, lasers[l].y)): player.status = 1 lasers[l].status = 1 for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): bases[b].height -= 10 lasers[l].status = 1def checkPlayerLaserHit(l): global score for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): lasers[l].status = 1 for a in range(len(aliens)): if aliens[a].collidepoint((lasers[l].x, lasers[l].y)): lasers[l].status = 1 aliens[a].status = 1 score += 1000 def updateAliens(): global moveSequence, lasers, moveDelay movex = movey = 0 if moveSequence < 10 or moveSequence > 30: movex = -15 if moveSequence == 10 or moveSequence == 30: movey = 50 + (10 * DIFFICULTY) moveDelay -= 1 if moveSequence >10 and moveSequence < 30: movex = 15 for a in range(len(aliens)): animate(aliens[a], pos=(aliens[a].x + movex, aliens[a].y + movey), duration=0.5, tween='linear') if randint(0, 1) == 0: aliens[a].image = \"alien1\" else: aliens[a].image = \"alien1b\" if randint(0, 5) == 0: lasers.append(Actor(\"laser1\", (aliens[a].x,aliens[a].y))) lasers[len(lasers)-1].status = 0 lasers[len(lasers)-1].type = 0 if aliens[a].y > player.y and player.status == 0: player.status = 1 moveSequence +=1 if moveSequence == 40: moveSequence = 0def init(): global lasers, score, player, moveSequence, moveCounter, moveDelay initAliens() initBases() moveCounter = moveSequence = player.status = score = player.laserCountdown = 0 lasers = [] moveDelay = 30 player.images = [\"player\",\"explosion1\",\"explosion2\",\"explosion3\",\"explosion4\",\"explosion5\"] player.laserActive = 1def initAliens(): global aliens aliens = [] for a in range(18): aliens.append(Actor(\"alien1\", (210+(a % 6)*80,100+(int(a\/6)*64)))) aliens[a].status = 0def drawClipped(self): screen.surface.blit(self._surf, (self.x-32, self.y-self.height+30),(0,0,64,self.height))def collideLaser(self, other): return ( self.x-20 < other.x+5 and self.y-self.height+30 < other.y and self.x+32 > other.x+5 and self.y-self.height+30 + self.height > other.y )def initBases(): global bases bases = [] bc = 0 for b in range(3): for p in range(3): bases.append(Actor(\"base1\", midbottom=(150+(b*200)+(p*40),520))) bases[bc].drawClipped = drawClipped.__get__(bases[bc]) bases[bc].collideLaser = collideLaser.__get__(bases[bc]) bases[bc].height = 60 bc +=1#Phidgets Code Start#Eventdef onRedButton_StateChange(self, state): global player, lasers if (state): if (player.laserActive == 1): player.laserActive = 0 clock.schedule(makeLaserActive, 1.0) l = len(lasers) lasers.append(Actor(\"laser2\", (player.x,player.y-32))) lasers[l].status = 0 lasers[l].type = 1#CreateredButton = DigitalInput()horizontal = VoltageRatioInput()#AddressredButton.setHubPort(0)redButton.setIsHubPortDevice(True)horizontal.setChannel(1)#Subscribe to EventsredButton.setOnStateChangeHandler(onRedButton_StateChange)#OpenredButton.openWaitForAttachment(1000)horizontal.openWaitForAttachment(1000)#Set data interval to minimumhorizontal.setDataInterval(horizontal.getMinDataInterval())#Phidgets Code End init()pgzrun.go() <\/code><\/pre>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Run your code” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nRun Your Program<\/h3>\nWhen you move your Thumbstick Phidget, your spaceship will move. When you press the red button, a laser will be fired.<\/pee>[\/et_pb_code][et_pb_image _builder_version=”4.18.0″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2022\/08\/project_spaceinvade_title2.jpg” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”50%” align=”center” background_pattern_color=”rgba(0,0,0,0.2)” background_mask_color=”#ffffff” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”review”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Code Review” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nCode Review<\/h2>\nIn this example, the Thumbstick Phidget is being used instead of the left and right keys, and the red button is used instead of the spacebar. You can view the original code here<\/a> to compare<\/pee>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”practice”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Practice” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nPractice<\/h2>\n<\/p>\n<\/p>\nAdd new functionality to your game using the green button. Some examples may be pausing the game, ending the game, speeding the game up, slowing the game down, etc.<\/li>\n<\/ol>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” _builder_version=”4.6.6″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”ph-button-cta: Back to Projects” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″] <\/p>\n<\/div>\n Back to Pygame Zero Projects<\/a>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][\/et_pb_column][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"#Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(“player”, (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit(‘background’, (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) […]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":5547,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"\r\nThis is an example page. It's different from a blog post because it will stay in one place and will show up in your site navigation (in most themes). Most people start with an About page that introduces them to potential site visitors. It might say something like this:<\/p>\r\n\r\n\r\nHi there! I'm a bike messenger by day, aspiring actor by night, and this is my website. I live in Los Angeles, have a great dog named Jack, and I like pi\u00f1a coladas. (And gettin' caught in the rain.)<\/p>\r\n<\/blockquote>\r\n\r\n...or something like this:<\/p>\r\n\r\n\r\nThe XYZ Doohickey Company was founded in 1971, and has been providing quality doohickeys to the public ever since. Located in Gotham City, XYZ employs over 2,000 people and does all kinds of awesome things for the Gotham community.<\/p>\r\n<\/blockquote>\r\n\r\nAs a new WordPress user, you should go to your dashboard<\/a> to delete this page and create new pages for your content. Have fun!<\/p>\r\n","_et_gb_content_width":"","footnotes":""},"class_list":["post-6858","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/comments?post=6858"}],"version-history":[{"count":11,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions"}],"predecessor-version":[{"id":8555,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions\/8555"}],"up":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/5547"}],"wp:attachment":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/media?parent=6858"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}](\"\/education\/wp-content\/uploads\/2022\/08\/explosion2.png\"){kind=link}
![explosion3.png<\/a><\/li>\n<\/ul>\n[\/et_pb_code][et_pb_image _builder_version=”4.6.6″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2021\/09\/pgzero_spaceinvade_structure.png” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”75%” align=”center” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” disabled_on=”on|on|on” disabled=”on”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=” (invisible anchor)” _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” module_id=”move” module_class=”ph-hidden-anchor” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”write-code”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Write code Python” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nWrite code (Python)<\/h2>\nCopy the code below into your python script spaceinvaders.py<\/i>.<\/pee>[\/et_pb_code][et_pb_code admin_label=”Code Sample” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n #Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(\"player\", (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit('background', (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) if player.status >= 30: screen.draw.text(\"GAME OVER\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) if len(aliens) == 0 : screen.draw.text(\"YOU WON!\\nPress Enter to play again\" , center=(400, 300), owidth=0.5, ocolor=(255,255,255), color=(255,64,0) , fontsize=60) def update(): # Pygame Zero update function global moveCounter,player if player.status < 30 and len(aliens) > 0: checkThumbstick() #Check Phidgets Thumbstick updateLasers() moveCounter += 1 if moveCounter == moveDelay: moveCounter = 0 updateAliens() if player.status > 0: player.status += 1 else: if keyboard.RETURN: init()def drawAliens(): for a in range(len(aliens)): aliens[a].draw()def drawBases(): for b in range(len(bases)): bases[b].drawClipped()def drawLasers(): for l in range(len(lasers)): lasers[l].draw()#Phidgets Code Startdef checkThumbstick(): global player if (horizontal.getVoltageRatio() < -0.2): if (player.x > 40): player.x-=5 if (horizontal.getVoltageRatio() > 0.2): if (player.x < 760): player.x+=5#Phidgets Code End def makeLaserActive(): global player player.laserActive = 1 def checkBases(): for b in range(len(bases)): if l < len(bases): if bases[b].height < 5: del bases[b]def updateLasers(): global lasers, aliens for l in range(len(lasers)): if lasers[l].type == 0: lasers[l].y += (2*DIFFICULTY) checkLaserHit(l) if lasers[l].y > 600: lasers[l].status = 1 if lasers[l].type == 1: lasers[l].y -= 5 checkPlayerLaserHit(l) if lasers[l].y < 10: lasers[l].status = 1 lasers = listCleanup(lasers) aliens = listCleanup(aliens)def listCleanup(l): newList = [] for i in range(len(l)): if l[i].status == 0: newList.append(l[i]) return newList def checkLaserHit(l): global player if player.collidepoint((lasers[l].x, lasers[l].y)): player.status = 1 lasers[l].status = 1 for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): bases[b].height -= 10 lasers[l].status = 1def checkPlayerLaserHit(l): global score for b in range(len(bases)): if bases[b].collideLaser(lasers[l]): lasers[l].status = 1 for a in range(len(aliens)): if aliens[a].collidepoint((lasers[l].x, lasers[l].y)): lasers[l].status = 1 aliens[a].status = 1 score += 1000 def updateAliens(): global moveSequence, lasers, moveDelay movex = movey = 0 if moveSequence < 10 or moveSequence > 30: movex = -15 if moveSequence == 10 or moveSequence == 30: movey = 50 + (10 * DIFFICULTY) moveDelay -= 1 if moveSequence >10 and moveSequence < 30: movex = 15 for a in range(len(aliens)): animate(aliens[a], pos=(aliens[a].x + movex, aliens[a].y + movey), duration=0.5, tween='linear') if randint(0, 1) == 0: aliens[a].image = \"alien1\" else: aliens[a].image = \"alien1b\" if randint(0, 5) == 0: lasers.append(Actor(\"laser1\", (aliens[a].x,aliens[a].y))) lasers[len(lasers)-1].status = 0 lasers[len(lasers)-1].type = 0 if aliens[a].y > player.y and player.status == 0: player.status = 1 moveSequence +=1 if moveSequence == 40: moveSequence = 0def init(): global lasers, score, player, moveSequence, moveCounter, moveDelay initAliens() initBases() moveCounter = moveSequence = player.status = score = player.laserCountdown = 0 lasers = [] moveDelay = 30 player.images = [\"player\",\"explosion1\",\"explosion2\",\"explosion3\",\"explosion4\",\"explosion5\"] player.laserActive = 1def initAliens(): global aliens aliens = [] for a in range(18): aliens.append(Actor(\"alien1\", (210+(a % 6)*80,100+(int(a\/6)*64)))) aliens[a].status = 0def drawClipped(self): screen.surface.blit(self._surf, (self.x-32, self.y-self.height+30),(0,0,64,self.height))def collideLaser(self, other): return ( self.x-20 < other.x+5 and self.y-self.height+30 < other.y and self.x+32 > other.x+5 and self.y-self.height+30 + self.height > other.y )def initBases(): global bases bases = [] bc = 0 for b in range(3): for p in range(3): bases.append(Actor(\"base1\", midbottom=(150+(b*200)+(p*40),520))) bases[bc].drawClipped = drawClipped.__get__(bases[bc]) bases[bc].collideLaser = collideLaser.__get__(bases[bc]) bases[bc].height = 60 bc +=1#Phidgets Code Start#Eventdef onRedButton_StateChange(self, state): global player, lasers if (state): if (player.laserActive == 1): player.laserActive = 0 clock.schedule(makeLaserActive, 1.0) l = len(lasers) lasers.append(Actor(\"laser2\", (player.x,player.y-32))) lasers[l].status = 0 lasers[l].type = 1#CreateredButton = DigitalInput()horizontal = VoltageRatioInput()#AddressredButton.setHubPort(0)redButton.setIsHubPortDevice(True)horizontal.setChannel(1)#Subscribe to EventsredButton.setOnStateChangeHandler(onRedButton_StateChange)#OpenredButton.openWaitForAttachment(1000)horizontal.openWaitForAttachment(1000)#Set data interval to minimumhorizontal.setDataInterval(horizontal.getMinDataInterval())#Phidgets Code End init()pgzrun.go() <\/code><\/pre>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Run your code” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nRun Your Program<\/h3>\nWhen you move your Thumbstick Phidget, your spaceship will move. When you press the red button, a laser will be fired.<\/pee>[\/et_pb_code][et_pb_image _builder_version=”4.18.0″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2022\/08\/project_spaceinvade_title2.jpg” show_in_lightbox=”on” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ width=”50%” align=”center” background_pattern_color=”rgba(0,0,0,0.2)” background_mask_color=”#ffffff” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”review”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Code Review” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nCode Review<\/h2>\nIn this example, the Thumbstick Phidget is being used instead of the left and right keys, and the red button is used instead of the spacebar. You can view the original code here<\/a> to compare<\/pee>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”practice”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Practice” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\nPractice<\/h2>\n<\/p>\n<\/p>\nAdd new functionality to your game using the green button. Some examples may be pausing the game, ending the game, speeding the game up, slowing the game down, etc.<\/li>\n<\/ol>\n[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row” _builder_version=”4.6.6″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”ph-button-cta: Back to Projects” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″] <\/p>\n<\/div>\n Back to Pygame Zero Projects<\/a>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][\/et_pb_column][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"#Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.DigitalInput import *import pgzrunfrom random import randintimport mathDIFFICULTY = 1player = Actor(“player”, (400, 550)) # Load in the player Actor imagedef draw(): # Pygame Zero draw function screen.blit(‘background’, (0, 0)) player.image = player.images[math.floor(player.status\/6)] player.draw() drawLasers() drawAliens() drawBases() screen.draw.text(str(score) , topright=(780, 10), owidth=0.5, ocolor=(255,255,255), color=(0,64,255) , fontsize=60) […]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":5547,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"\r\nThis is an example page. It's different from a blog post because it will stay in one place and will show up in your site navigation (in most themes). Most people start with an About page that introduces them to potential site visitors. It might say something like this:<\/p>\r\n\r\n\r\nHi there! I'm a bike messenger by day, aspiring actor by night, and this is my website. I live in Los Angeles, have a great dog named Jack, and I like pi\u00f1a coladas. (And gettin' caught in the rain.)<\/p>\r\n<\/blockquote>\r\n\r\n...or something like this:<\/p>\r\n\r\n\r\nThe XYZ Doohickey Company was founded in 1971, and has been providing quality doohickeys to the public ever since. Located in Gotham City, XYZ employs over 2,000 people and does all kinds of awesome things for the Gotham community.<\/p>\r\n<\/blockquote>\r\n\r\nAs a new WordPress user, you should go to your dashboard<\/a> to delete this page and create new pages for your content. Have fun!<\/p>\r\n","_et_gb_content_width":"","footnotes":""},"class_list":["post-6858","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/comments?post=6858"}],"version-history":[{"count":11,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions"}],"predecessor-version":[{"id":8555,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6858\/revisions\/8555"}],"up":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/5547"}],"wp:attachment":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/media?parent=6858"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}](\"\/education\/wp-content\/uploads\/2022\/08\/explosion3.png\"){kind=link}