almost everything working for nicebadge

- missing logo image
- cmd to generate logo image

accel3d.go

@@ -1,78 +1,6 @@
-//go:build gopher_badge
+//go:build !gopher_badge && !pybadge
-// +build gopher_badge
+// +build !gopher_badge,!pybadge
 
 package main
 
-import (
+func Accel3D() {}
-	"time"
-
-	"tinygo.org/x/tinydraw"
-	"tinygo.org/x/tinyfont"
-	"tinygo.org/x/tinyfont/freesans"
-)
-
-func Accel3D() {
-	display.FillScreen(colorWhite)
-	tinydraw.Rectangle(&display, 50, 16, 260, 16, colorBlack)
-	tinydraw.Rectangle(&display, 50, 56, 260, 16, colorBlack)
-	tinydraw.Rectangle(&display, 50, 96, 260, 16, colorBlack)
-
-	tinyfont.WriteLine(&display, &freesans.Regular12pt7b, 20, 180, "MOVE the Gopher to see", colorBlack)
-	tinyfont.WriteLine(&display, &freesans.Regular12pt7b, 32, 200, "the accelerometer in", colorBlack)
-	tinyfont.WriteLine(&display, &freesans.Regular12pt7b, 90, 220, "action.", colorBlack)
-
-	tinyfont.WriteLine(&display, &freesans.Regular24pt7b, 4, 40, "X:", colorBlack)
-	tinyfont.WriteLine(&display, &freesans.Regular24pt7b, 4, 80, "Y:", colorBlack)
-	tinyfont.WriteLine(&display, &freesans.Regular24pt7b, 4, 120, "Z:", colorBlack)
-
-	x, y, z := accel.ReadRawAcceleration()
-	for {
-		if !btnA.Get() || !btnB.Get() {
-			break
-		}
-
-		x, y, z = accel.ReadRawAcceleration()
-		x = x / 250
-		y = y / 250
-		z = z / 250
-		if x > 128 {
-			x = 128
-		}
-		if y > 128 {
-			y = 128
-		}
-		if z > 128 {
-			z = 128
-		}
-		if x < -128 {
-			x = -128
-		}
-		if y < -128 {
-			y = -128
-		}
-		if z < -128 {
-			z = -128
-		}
-		display.FillRectangle(51, 22, 258, 6, colorWhite)
-		display.FillRectangle(51, 62, 258, 6, colorWhite)
-		display.FillRectangle(51, 102, 258, 6, colorWhite)
-		if x < 0 {
-			display.FillRectangle(179+x, 22, -x, 6, colorRed)
-		} else {
-			display.FillRectangle(179, 22, x, 6, colorRed)
-		}
-		if y < 0 {
-			display.FillRectangle(179+y, 62, -y, 6, colorGreen)
-		} else {
-			display.FillRectangle(179, 62, y, 6, colorGreen)
-		}
-		if z < 0 {
-			display.FillRectangle(179+z, 102, -z, 6, colorBlue)
-		} else {
-			display.FillRectangle(179, 102, z, 6, colorBlue)
-		}
-
-		println("X:", x, "Y:", y, "Z:", z)
-		time.Sleep(50 * time.Millisecond)
-	}
-}

accel3d_gopherbadge.go

@@ -0,0 +1,78 @@
+//go:build gopher_badge
+// +build gopher_badge
+
+package main
+
+import (
+	"time"
+
+	"tinygo.org/x/tinydraw"
+	"tinygo.org/x/tinyfont"
+	"tinygo.org/x/tinyfont/freesans"
+)
+
+func Accel3D() {
+	display.FillScreen(colorWhite)
+	tinydraw.Rectangle(&display, 50, 16, 260, 16, colorBlack)
+	tinydraw.Rectangle(&display, 50, 56, 260, 16, colorBlack)
+	tinydraw.Rectangle(&display, 50, 96, 260, 16, colorBlack)
+
+	tinyfont.WriteLine(&display, &freesans.Regular12pt7b, 20, 180, "MOVE the Gopher to see", colorBlack)
+	tinyfont.WriteLine(&display, &freesans.Regular12pt7b, 32, 200, "the accelerometer in", colorBlack)
+	tinyfont.WriteLine(&display, &freesans.Regular12pt7b, 90, 220, "action.", colorBlack)
+
+	tinyfont.WriteLine(&display, &freesans.Regular24pt7b, 4, 40, "X:", colorBlack)
+	tinyfont.WriteLine(&display, &freesans.Regular24pt7b, 4, 80, "Y:", colorBlack)
+	tinyfont.WriteLine(&display, &freesans.Regular24pt7b, 4, 120, "Z:", colorBlack)
+
+	x, y, z := accel.ReadRawAcceleration()
+	for {
+		if !btnA.Get() || !btnB.Get() {
+			break
+		}
+
+		x, y, z = accel.ReadRawAcceleration()
+		x = x / 250
+		y = y / 250
+		z = z / 250
+		if x > 128 {
+			x = 128
+		}
+		if y > 128 {
+			y = 128
+		}
+		if z > 128 {
+			z = 128
+		}
+		if x < -128 {
+			x = -128
+		}
+		if y < -128 {
+			y = -128
+		}
+		if z < -128 {
+			z = -128
+		}
+		display.FillRectangle(51, 22, 258, 6, colorWhite)
+		display.FillRectangle(51, 62, 258, 6, colorWhite)
+		display.FillRectangle(51, 102, 258, 6, colorWhite)
+		if x < 0 {
+			display.FillRectangle(179+x, 22, -x, 6, colorRed)
+		} else {
+			display.FillRectangle(179, 22, x, 6, colorRed)
+		}
+		if y < 0 {
+			display.FillRectangle(179+y, 62, -y, 6, colorGreen)
+		} else {
+			display.FillRectangle(179, 62, y, 6, colorGreen)
+		}
+		if z < 0 {
+			display.FillRectangle(179+z, 102, -z, 6, colorBlue)
+		} else {
+			display.FillRectangle(179, 102, z, 6, colorBlue)
+		}
+
+		println("X:", x, "Y:", y, "Z:", z)
+		time.Sleep(50 * time.Millisecond)
+	}
+}

adventure.go

@@ -13,6 +13,11 @@ import (
 	qrcode "github.com/skip2/go-qrcode"
 )
 
+var (
+	advOptY      = int16(24)
+	advOptHeight = int16(10)
+)
+
 func adventure() {
 	quit := false
 	s := 0
@@ -23,9 +28,14 @@ func adventure() {
 	talk := false
 	opinion := 0
 	selected := int16(0)
-	//released := true
+
+	if displayWidth <= 240 {
+		advOptY = 54
+		advOptHeight = 20
+	}
+
 	for {
-		println(s)
+		println("SCENE", s)
 		scene(s)
 		selected = 0
 		score += s
@@ -71,23 +81,21 @@ func adventure() {
 			return
 		}
 
-		tinydraw.FilledCircle(&display, 10, displayHeight-28+10*selected, 3, colorWhite)
+		tinydraw.FilledCircle(&display, 10, displayHeight-advOptY-4+advOptHeight*selected, 3, colorWhite)
-		//released = true
 		for {
+			getInput()
 
-			/*if released && !btnUp.Get() && selected > 0 {
+			if selected > 0 && ((!buttonsOldState[buttonLeft] && buttonsState[buttonLeft]) ||
-				tinydraw.FilledCircle(&display, 10, displayHeight-28+10*selected, 3, colorBlack)
+				(!buttonsOldState[buttonUp] && buttonsState[buttonUp])) {
+				tinydraw.FilledCircle(&display, 10, displayHeight-4-advOptY+advOptHeight*selected, 3, colorBlack)
 				selected--
-				tinydraw.FilledCircle(&display, 10, displayHeight-28+10*selected, 3, colorWhite)
+				tinydraw.FilledCircle(&display, 10, displayHeight-4-advOptY+advOptHeight*selected, 3, colorWhite)
-			}
+			} else if selected < 2 && ((!buttonsOldState[buttonRight] && buttonsState[buttonRight]) ||
-
+				(!buttonsOldState[buttonDown] && buttonsState[buttonDown])) {
-			if released && !btnDown.Get() && selected < 2 {
+				tinydraw.FilledCircle(&display, 10, displayHeight-4-advOptY+advOptHeight*selected, 3, colorBlack)
-				tinydraw.FilledCircle(&display, 10, displayHeight-28+10*selected, 3, colorBlack)
 				selected++
-				tinydraw.FilledCircle(&display, 10, displayHeight-28+10*selected, 3, colorWhite)
+				tinydraw.FilledCircle(&display, 10, displayHeight-4-advOptY+advOptHeight*selected, 3, colorWhite)
-			}
+			} else if !buttonsOldState[buttonA] && buttonsState[buttonA] {
-
-			if released && !btnA.Get() {
 				if selected == 0 {
 					s = sceneData[s].sceneA
 					if s == 1 {
@@ -113,19 +121,12 @@ func adventure() {
 					}
 					break
 				}
+			} else if goBack() {
+				quit = true
+				break
 			}
 
-			if btnA.Get() && btnUp.Get() && btnDown.Get() {
-				released = true
-			} else {
-				released = false
-			}
-
-			if !btnB.Get() {
-				return
-			}*/
 			time.Sleep(200 * time.Millisecond)
-
 		}
 		if quit {
 			break
@@ -136,33 +137,59 @@ func adventure() {
 func scene(s int) {
 	display.FillScreen(colorWhite)
 
-	ss := splitBefore(sceneData[s].description)
+	ss := splitBefore(sceneData[s].description, 0)
 	for i := int16(0); i < int16(len(ss)); i++ {
-		tinyfont.WriteLine(&display, &freemono.Regular9pt7b, 6, 6+i*16, ss[i], colorBlack)
+		if displayWidth <= 240 {
+			tinyfont.WriteLine(&display, &proggy.TinySZ8pt7b, 6, 16+i*10, ss[i], colorBlack)
+		} else {
+			tinyfont.WriteLine(&display, &freemono.Regular9pt7b, 6, 16+i*16, ss[i], colorBlack)
+		}
 	}
 
-	display.FillRectangle(0, displayHeight-33, displayWidth, 33, colorBlack)
+	display.FillRectangle(0, displayHeight-advOptY-9, displayWidth, advOptY+9, colorBlack)
-	tinyfont.WriteLine(&display, &proggy.TinySZ8pt7b, 20, displayHeight-24, sceneData[s].optionA, colorWhite)
-	tinyfont.WriteLine(&display, &proggy.TinySZ8pt7b, 20, displayHeight-14, sceneData[s].optionB, colorWhite)
-	tinyfont.WriteLine(&display, &proggy.TinySZ8pt7b, 20, displayHeight-4, sceneData[s].optionC, colorWhite)
 
-	tinydraw.Circle(&display, 10, displayHeight-28, 4, colorWhite)
+	// OPTION A
-	tinydraw.Circle(&display, 10, displayHeight-18, 4, colorWhite)
+	ss = splitBefore(sceneData[s].optionA, 3)
-	tinydraw.Circle(&display, 10, displayHeight-8, 4, colorWhite)
+	tinyfont.WriteLine(&display, &proggy.TinySZ8pt7b, 20, displayHeight-advOptY, ss[0], colorWhite)
+	if len(ss) > 1 {
+		tinyfont.WriteLine(&display, &proggy.TinySZ8pt7b, 20, displayHeight-advOptY+10, ss[1], colorWhite)
+	}
+
+	// OPTION B
+	ss = splitBefore(sceneData[s].optionB, 3)
+	tinyfont.WriteLine(&display, &proggy.TinySZ8pt7b, 20, displayHeight-advOptY+advOptHeight, ss[0], colorWhite)
+	if len(ss) > 1 {
+		tinyfont.WriteLine(&display, &proggy.TinySZ8pt7b, 20, displayHeight-advOptY+advOptHeight+10, ss[1], colorWhite)
+	}
+
+	// OPTION C
+	ss = splitBefore(sceneData[s].optionC, 3)
+	tinyfont.WriteLine(&display, &proggy.TinySZ8pt7b, 20, displayHeight-advOptY+advOptHeight*2, ss[0], colorWhite)
+	if len(ss) > 1 {
+		tinyfont.WriteLine(&display, &proggy.TinySZ8pt7b, 20, displayHeight-advOptY+advOptHeight*2+10, ss[1], colorWhite)
+	}
+
+	tinydraw.Circle(&display, 10, displayHeight-advOptY-4, 4, colorWhite)
+	tinydraw.Circle(&display, 10, displayHeight-advOptY+advOptHeight-4, 4, colorWhite)
+	tinydraw.Circle(&display, 10, displayHeight-advOptY+(advOptHeight)*2-4, 4, colorWhite)
 
 	display.Display()
 }
 
-func splitBefore(str string) []string {
+func splitBefore(str string, offset int) []string {
 	l := len(str)
 	a := 0
-	s := make([]string, 1)
+	s := make([]string, 0)
+	lineW := 28 - offset
+	if displayWidth <= 240 {
+		lineW = 40 - offset
+	}
 	for {
-		if l <= 28 {
+		if l <= lineW {
 			s = append(s, str[a:a+l])
 			break
 		} else {
-			for i := 28; i > 0; i-- {
+			for i := lineW; i > 0; i-- {
 				if string(str[a+i]) == " " {
 					s = append(s, str[a:a+i])
 					a = a + i + 1

badge.go

@@ -48,8 +48,11 @@ func Badge() {
 				break
 			}
 		case 1:
-			//logopurpleHardware()
+			if hardwareName == "GOPHERBADGE" {
+				logopurpleHardware()
+			} else {
 				selectedScreen++
+			}
 			if quit {
 				break
 			}

defs_default.go

@@ -7,9 +7,11 @@ package main
 // This file is not compiled when using a specific target
 
 const (
-	hardware_name = "DEFAULT"
+	hardwareName = "DEFAULT"
 	displayWidth  = 320
 	displayHeight = 240
+
+	hasAccel = false
 )
 
 const (
@@ -24,3 +26,9 @@ const (
 	menuItemSpace = 20
 	menuCircleR   = 6
 )
+
+// snake 
+const (
+	snakeWidthBLOCKS  = 32
+	snakeHeightBLOCKS = 24
+)

defs_gopherbadge.go

@@ -13,9 +13,11 @@ import (
 )
 
 const (
-	hardware_name = "GOPHERBADGE"
+	hardwareName  = "GOPHERBADGE"
 	displayWidth  = 320
 	displayHeight = 240
+
+	hasAccel = true
 )
 
 // UI layout constants for gopherbadge (320x240)
@@ -38,6 +40,12 @@ const (
 	buttonBack = buttonB
 )
 
+// snake
+const (
+	snakeWidthBLOCKS  = 32
+	snakeHeightBLOCKS = 24
+)
+
 var menuOptions = []int8{
 	modeBadge,
 	modeSchedule,

defs_nicebadge.go

@@ -13,9 +13,11 @@ import (
 )
 
 const (
-	hardware_name = "NICEBADGE"
+	hardwareName  = "NICEBADGE"
 	displayWidth  = 240
 	displayHeight = 135
+
+	hasAccel = false
 )
 
 // UI layout constants for nicebadge (240x135)
@@ -25,7 +27,7 @@ const (
 	topBandHeight    = 20
 	bottomBandHeight = 10
 	helloY           = 20
-	myNameIsY        = 20
+	myNameIsY        = 21
 	gophersY         = 110
 	gophersX         = 48
 
@@ -38,6 +40,12 @@ const (
 	buttonBack = buttonB
 )
 
+// snake 
+const (
+	snakeWidthBLOCKS  = 24
+	snakeHeightBLOCKS = 13
+)
+
 var menuOptions = []int8{
 	modeBadge,
 	modeSchedule,
@@ -97,14 +105,11 @@ func initHardware() {
 
 	neo := machine.P1_11
 	neo.Configure(machine.PinConfig{Mode: machine.PinOutput})
-	leds = ws2812.New(neo)
+	leds = ws2812.NewWS2812(neo)
 
 	bzrPin = machine.P0_31
 	bzrPin.Configure(machine.PinConfig{Mode: machine.PinOutput})
 
-	//pwm := machine.PWM0
-	//speaker, _ := tone.New(pwm, bzrPin)
-
 	machine.InitADC()
 	ax = machine.ADC{Pin: machine.P0_02}
 	ay = machine.ADC{Pin: machine.P0_29}
@@ -142,5 +147,3 @@ func getInput() {
 	buttonsState[buttonDown] = (ay.Get() < 12000)
 	buttonsState[buttonUp] = (ay.Get() > 52000)
 }
-
-func Accel3D() {}

defs_pybadge.go

@@ -13,9 +13,11 @@ import (
 )
 
 const (
-	hardware_name = "GOBADGE"
+	hardwareName  = "GOBADGE"
 	displayWidth  = 160
 	displayHeight = 128
+
+	hasAccel = true
 )
 
 // UI layout constants for pybadge/gobadge (160x128)
@@ -38,6 +40,12 @@ const (
 	buttonBack = buttonSelect
 )
 
+// snake
+const (
+	snakeWidthBLOCKS  = 16
+	snakeHeightBLOCKS = 12
+)
+
 var menuOptions = []int8{
 	modeBadge,
 	modeSchedule,

game_colors.go

@@ -47,6 +47,9 @@ func ColorGame() {
 	display.FillRectangle(p1x-gameColorsSpeed, p1y-gameColorsSpeed, gameColorsCellSize, gameColorsCellSize, colorPurple)
 	display.FillRectangle(p2x-gameColorsSpeed, p2y-gameColorsSpeed, gameColorsCellSize, gameColorsCellSize, colorOrange)
 
+	gw := (gameColorsWidth * gameColorsCellSize) - gameColorsSpeed
+	gh := (gameColorsHeight * gameColorsCellSize) - gameColorsSpeed
+
 	for {
 		display.FillRectangle(p1x-gameColorsSpeed, p1y-gameColorsSpeed, gameColorsCellSize, gameColorsCellSize, colorOrange)
 		display.FillRectangle(p2x-gameColorsSpeed, p2y-gameColorsSpeed, gameColorsCellSize, gameColorsCellSize, colorPurple)
@@ -56,16 +59,16 @@ func ColorGame() {
 		p2x += v2x
 		p2y += v2y
 
-		if (p1x < gameColorsSpeed && v1x < 0) || (p1x > (displayWidth-gameColorsSpeed) && v1x > 0) {
+		if (p1x < gameColorsSpeed && v1x < 0) || (p1x > gw && v1x > 0) {
 			v1x = -v1x
 		}
-		if (p2x < gameColorsSpeed && v2x < 0) || (p2x > (displayWidth-gameColorsSpeed) && v2x > 0) {
+		if (p2x < gameColorsSpeed && v2x < 0) || (p2x > gw && v2x > 0) {
 			v2x = -v2x
 		}
-		if (p1y < gameColorsSpeed && v1y < 0) || (p1y > (displayHeight-gameColorsSpeed) && v1y > 0) {
+		if (p1y < gameColorsSpeed && v1y < 0) || (p1y > gh && v1y > 0) {
 			v1y = -v1y
 		}
-		if (p2y < gameColorsSpeed && v2y < 0) || (p2y > (displayHeight-gameColorsSpeed) && v2y > 0) {
+		if (p2y < gameColorsSpeed && v2y < 0) || (p2y > gh && v2y > 0) {
 			v2y = -v2y
 		}
 

gameoflife.go

@@ -9,7 +9,7 @@ import (
 
 const (
 	population        = 20
-	cellSize   int16  = 6
+	cellSize   int16  = 5
 	gameWidth  uint32 = uint32(displayWidth / cellSize)
 	gameHeight uint32 = uint32(displayHeight / cellSize)
 )
@@ -20,24 +20,25 @@ var (
 	universe *game.Universe
 
 	cellBuf = []color.RGBA{
-		colorWhite, colorWhite, colorWhite, colorWhite, colorWhite, colorWhite,
+		colorWhite, colorWhite, colorBlack, colorWhite, colorWhite,
-		colorWhite, colorWhite, colorBlack, colorBlack, colorWhite, colorWhite,
+		colorWhite, colorBlack, colorBlack, colorBlack, colorWhite,
-		colorWhite, colorBlack, colorBlack, colorBlack, colorBlack, colorWhite,
+		colorBlack, colorBlack, colorBlack, colorBlack, colorBlack,
-		colorWhite, colorBlack, colorBlack, colorBlack, colorBlack, colorWhite,
+		colorWhite, colorBlack, colorBlack, colorBlack, colorWhite,
-		colorWhite, colorWhite, colorBlack, colorBlack, colorWhite, colorWhite,
+		colorWhite, colorWhite, colorBlack, colorWhite, colorWhite,
-		colorWhite, colorWhite, colorWhite, colorWhite, colorWhite, colorWhite,
 	}
 )
 
 func GameOfLife() {
 	display.FillScreen(colorWhite)
-
 	gamebuffer = make([]byte, gameHeight*gameWidth)
 	universe = game.NewUniverse(gameHeight, gameWidth)
 	universe.Randomize(population)
 	universe.Read(gamebuffer)
 
-	x, y, z := accel.ReadRawAcceleration()
+	x, y, z := int16(0), int16(0), int16(0)
+	if hasAccel {
+		x, y, z = accel.ReadRawAcceleration()
+	}
 	speed := 10
 
 	for {
@@ -49,7 +50,9 @@ func GameOfLife() {
 
 		getInput()
 
+		if hasAccel {
 			x, y, z = accel.ReadRawAcceleration()
+		}
 		if x < (-31000) || x > 31000 || y < (-31000) || y > 31000 || z < (-31000) || z > 31000 ||
 			(!buttonsOldState[buttonA] && buttonsState[buttonA]) {
 			universe.Reset()
@@ -78,7 +81,6 @@ func drawGrid() {
 	for rows = 0; rows < gameHeight; rows++ {
 		for cols = 0; cols < gameWidth; cols++ {
 			idx := universe.GetIndex(rows, cols)
-
 			switch {
 			case universe.Cell(idx) == gamebuffer[idx]:
 				// no change, so skip

go.mod

@@ -10,9 +10,6 @@ require (
 	tinygo.org/x/tinyfont v0.6.0
 )
 
-require (
+require github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 // indirect
-	github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 // indirect
-	github.com/tinygo-org/pio v0.3.0 // indirect
-)
 
 replace tinygo.org/x/drivers => /home/conejo/go/src/tinygo.org/x/drivers

go.sum

@@ -4,8 +4,8 @@ github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 h1:El6M4kTTCOh6aBiKaU
 github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510/go.mod h1:pupxD2MaaD3pAXIBCelhxNneeOaAeabZDe5s4K6zSpQ=
 github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e h1:MRM5ITcdelLK2j1vwZ3Je0FKVCfqOLp5zO6trqMLYs0=
 github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e/go.mod h1:XV66xRDqSt+GTGFMVlhk3ULuV0y9ZmzeVGR4mloJI3M=
-github.com/tinygo-org/pio v0.3.0 h1:opEnOtw58KGB4RJD3/n/Rd0/djYGX3DeJiXLI6y/yDI=
+tinygo.org/x/drivers v0.34.0 h1:lw8ePJeUSn9oICKBvQXHC9TIE+J00OfXfkGTrpXM9Iw=
-github.com/tinygo-org/pio v0.3.0/go.mod h1:wf6c6lKZp+pQOzKKcpzchmRuhiMc27ABRuo7KVnaMFU=
+tinygo.org/x/drivers v0.34.0/go.mod h1:ZdErNrApSABdVXjA1RejD67R8SNRI6RKVfYgQDZtKtk=
 tinygo.org/x/tinydraw v0.4.0 h1:U9V0mHz8/jPShKjlh199vCfq1ARFyUOD1b+FfqIwV8c=
 tinygo.org/x/tinydraw v0.4.0/go.mod h1:WCV/EMljTv8w04iAxjv+fRD6/4ffx0afATYeJlN90Yo=
 tinygo.org/x/tinyfont v0.6.0 h1:GibXDSFz6xrWnEDkDRo6vsbOyRw0MVj/eza3zNHMSHs=

info.go

@@ -62,7 +62,6 @@ func Info() {
 		tinyfont.WriteLine(&display, &freesans.Bold9pt7b, (displayWidth-int16(w32))/2, qrSize+45, "for more information", colorWhite)
 	}
 
-	quit := false
 	for {
 		time.Sleep(100 * time.Millisecond)
 		getInput()

leds.go

@@ -21,12 +21,12 @@ func Leds() {
 			break
 		}
 		i += 2
-
 		time.Sleep(50 * time.Millisecond)
 	}
 
+	time.Sleep(50 * time.Millisecond)
 	for l := 0; l < numLEDs; l++ {
-		ledColors[l] = colorBlack
+		ledColors[l] = colorBlackLED
 	}
 	leds.WriteColors(ledColors)
 	time.Sleep(50 * time.Millisecond)

main.go

@@ -22,6 +22,7 @@ var (
 	colorPurple      = color.RGBA{153, 51, 255, 255}
 	colorWhite       = color.RGBA{255, 255, 255, 255}
 	colorBlack       = color.RGBA{0, 0, 0, 255}
+	colorBlackLED    = color.RGBA{0, 0, 0, 0}
 	colorText        = color.RGBA{160, 160, 160, 255}
 	colorOrange      = color.RGBA{255, 153, 51, 255}
 )
@@ -86,7 +87,7 @@ func main() {
 	initHardware()
 	display.FillScreen(colorBlack)
 	setCustomData()
-
+	adventure()
 	Info()
 
 	for {

snake.go

@@ -27,11 +27,6 @@ const (
 	SnakeRight
 )
 
-const (
-	displayWidthBLOCKS  = 32
-	displayHeightBLOCKS = 24
-)
-
 var (
 	// Those variable are there for a more easy reading of the apple shape.
 	re = colorRed         // red
@@ -54,7 +49,7 @@ var (
 )
 
 type Snake struct {
-	body      [768][2]int16
+	body      [snakeWidthBLOCKS * snakeHeightBLOCKS][2]int16
 	length    int16
 	direction int16
 }
@@ -73,7 +68,7 @@ var scoreStr string
 func NewSnakeGame() *SnakeGame {
 	return &SnakeGame{
 		snake: Snake{
-			body: [768][2]int16{
+			body: [snakeWidthBLOCKS * snakeHeightBLOCKS][2]int16{
 				{0, 3},
 				{0, 2},
 				{0, 1},
@@ -126,6 +121,21 @@ func (g *SnakeGame) Over() {
 func (g *SnakeGame) splash() {
 	display.FillScreen(bk)
 
+	if displayWidth < 300 {
+		logoSmall := `
+ ____  _  _   _   _  _____
+/ ___|| \| | /_\ | |/ / __|
+\___ \|  \ |/ _ \| ' < | _|
+|___/ |_|\_/_/ \_\_|\_\___|`
+		for i, line := range strings.Split(strings.TrimSuffix(logoSmall, "\n"), "\n") {
+			tinyfont.WriteLine(&display, &proggy.TinySZ8pt7b, 6, int16(14+i*11), line+"\n", gr)
+		}
+		tinyfont.WriteLine(&display, &freesans.Regular12pt7b, 10, 95, "Press A to start", colorRed)
+		if g.score > 0 {
+			scoreStr = strconv.Itoa(g.score)
+			tinyfont.WriteLine(&display, &freesans.Regular12pt7b, 20, 126, "SCORE: "+scoreStr, colorText)
+		}
+	} else {
 		logo := `
       ___            ___            ___
      /  /\          /  /\          /  /\
@@ -153,13 +163,12 @@ func (g *SnakeGame) splash() {
 		for i, line := range strings.Split(strings.TrimSuffix(logo, "\n"), "\n") {
 			tinyfont.WriteLine(&display, &proggy.TinySZ8pt7b, 0, int16(-6+i*11), line+"\n", gr)
 		}
-
 		tinyfont.WriteLine(&display, &freesans.Regular18pt7b, 30, 130, "Press A to start", colorRed)
-
 		if g.score > 0 {
 			scoreStr = strconv.Itoa(g.score)
 			tinyfont.WriteLineRotated(&display, &freesans.Regular12pt7b, 300, 200, "SCORE: "+scoreStr, colorText, tinyfont.ROTATION_270)
 		}
+	}
 }
 
 func (g *SnakeGame) initSnake() {
@@ -184,11 +193,11 @@ func (g *SnakeGame) collisionWithSnake(x, y int16) bool {
 }
 
 func (g *SnakeGame) createApple() {
-	g.appleX = int16(rand.Int31n(displayWidthBLOCKS))
+	g.appleX = int16(rand.Int31n(snakeWidthBLOCKS))
-	g.appleY = int16(rand.Int31n(displayHeightBLOCKS))
+	g.appleY = int16(rand.Int31n(snakeHeightBLOCKS))
 	for g.collisionWithSnake(g.appleX, g.appleY) {
-		g.appleX = int16(rand.Int31n(displayWidthBLOCKS))
+		g.appleX = int16(rand.Int31n(snakeWidthBLOCKS))
-		g.appleY = int16(rand.Int31n(displayHeightBLOCKS))
+		g.appleY = int16(rand.Int31n(snakeHeightBLOCKS))
 	}
 	g.drawApple(g.appleX, g.appleY)
 }
@@ -211,17 +220,17 @@ func (g *SnakeGame) moveSnake() {
 		x++
 		break
 	}
-	if x >= displayWidthBLOCKS {
+	if x >= snakeWidthBLOCKS {
 		x = 0
 	}
 	if x < 0 {
-		x = displayWidthBLOCKS - 1
+		x = snakeWidthBLOCKS - 1
 	}
-	if y >= displayHeightBLOCKS {
+	if y >= snakeHeightBLOCKS {
 		y = 0
 	}
 	if y < 0 {
-		y = displayHeightBLOCKS - 1
+		y = snakeHeightBLOCKS - 1
 	}
 
 	if g.collisionWithSnake(x, y) {