added non-working playerObject

gameobjects/player.go

@@ -0,0 +1,83 @@
+package gameobjects
+
+import (
+	"github.com/faiface/pixel"
+	"github.com/faiface/pixel/pixelgl"
+	//"fmt"
+)
+
+type Player struct {
+	X, Y float64
+	PlayerVec pixel.Vec
+	sprFrame int
+	spriteSheet pixel.Picture
+	sprFrames []pixel.Rect	
+	sprite *pixel.Sprite
+	speed float64
+}
+
+func NewPlayer(win *pixelgl.Window, spriteSheet pixel.Picture) (*Player){
+	var p *Player
+	p.X = win.Bounds().Max.X/2
+	p.Y = win.Bounds().Max.Y/2
+	p.PlayerVec = pixel.Vec{
+		X:win.Bounds().Max.X/2,
+		Y:win.Bounds().Max.Y/2,
+	}
+	p.sprFrame = 9
+	p.spriteSheet = spriteSheet
+	p.sprFrames = createSpriteFrames(spriteSheet)
+	p.sprite = pixel.NewSprite(spriteSheet, p.sprFrames[p.sprFrame])
+	p.speed = 10.0
+	return p
+}
+
+func (p *Player) Update(win *pixelgl.Window, dt int64) {
+	
+	speed := p.speed
+
+	
+
+	if win.Pressed(pixelgl.KeyA) { //left
+		p.sprFrame = 6
+		p.X -= speed
+	}
+	if win.Pressed(pixelgl.KeyD) { //Right
+		p.sprFrame = 3
+		p.X += speed
+	}
+	if win.Pressed(pixelgl.KeyS) { //Down
+		p.sprFrame = 9
+		p.Y -= speed
+	}
+	if win.Pressed(pixelgl.KeyW) { //up
+		p.sprFrame = 0
+		p.Y += speed
+	}
+	p.sprite.Set(p.spriteSheet, p.sprFrames[p.sprFrame])
+
+	//p.PlayerVec.X += vecX
+	//p.PlayerVec.Y += vecY
+	
+	p.PlayerVec = pixel.Vec {
+		X: p.X,
+		Y: p.Y,
+	}
+	//fmt.Println(p.PlayerVec.X,p.PlayerVec.Y)
+}
+
+func (p *Player) Render(win *pixelgl.Window) { //include batch later
+	
+	p.sprite.Draw(win, pixel.IM.Scaled(pixel.ZV, 4).Moved(p.PlayerVec))
+}
+
+func createSpriteFrames(spriteSheet pixel.Picture) ([]pixel.Rect) {
+	var sprFrames []pixel.Rect
+	var frameHeight, frameWidth float64 = 96, 96
+	for y := spriteSheet.Bounds().Min.Y; y < frameHeight*4; y += 96 {
+		for x := spriteSheet.Bounds().Min.X; x < frameWidth*3; x += 96 {
+			sprFrames = append(sprFrames, pixel.R(x, y, x+96, y+96)) // (x, y, width, height) of frame
+		}
+	}
+	return sprFrames
+}

main.go

@@ -12,6 +12,7 @@ import (
 	"github.com/faiface/pixel"
 	"github.com/faiface/pixel/pixelgl"
 	"golang.org/x/image/colornames"
+	"gitbutter.pw/zolfite/project-rpg/gameobjects"
 )
 
 func loadPicture(path string) (pixel.Picture, error) {
@@ -67,11 +68,10 @@ func run() {
 			spritesFrames = append(spritesFrames, pixel.R(x, y, x+96, y+96)) // (x, y, width, height) of frame
 		}
 	}
-	Sprite := pixel.NewSprite(spritesheet, spritesFrames[9])
-
+	//Sprite := pixel.NewSprite(spritesheet, spritesFrames[9])
+	
 	var (
 		camPos = pixel.ZV
-		//camSpeed     = 500.0
 		camZoom      = 0.3
 		camZoomSpeed = 1.2
 	)
@@ -80,15 +80,17 @@ func run() {
 		frames = 0
 		second = time.Tick(time.Second)
 	)
-	playerX := win.Bounds().Max.X / 2
-	playerY := win.Bounds().Max.Y / 2
-
+	//playerX := win.Bounds().Max.X / 2
+	//playerY := win.Bounds().Max.Y / 2
+	/*
 	var (
 		playerXY = pixel.Vec{
 			playerX,
 			playerY,
 		}
-	)
+	)*/
+
+	player := gameobjects.NewPlayer(win, spritesheet)
 
 	var fps int64 = 60
 	timePerFrame := 1000000000 / fps
@@ -96,7 +98,8 @@ func run() {
 	var now int64
 	var dt int64
 
-	frameCounter := 0
+	//frameCounter := 0
+	//sprFrame := 0
 
 	// Game Loop
 	for !win.Closed() {
@@ -109,10 +112,11 @@ func run() {
 
 			// *** Update begins *** //
 
+			/*
 			playerXY = pixel.Vec{
 				playerX,
 				playerY,
-			}
+			}*/
 			cam := pixel.IM.Scaled(camPos, camZoom).Moved(win.Bounds().Center().Sub(camPos))
 
 			win.SetMatrix(cam)
@@ -127,6 +131,7 @@ func run() {
 			*/
 
 			//mouse := cam.Unproject(win.MousePosition())
+			/*
 			if frames%10==0 {
 				frameCounter += 1
 			}
@@ -134,7 +139,7 @@ func run() {
 				frameCounter = 0
 			}
 			speed := 10.0
-			sprFrame := 0
+			
 			if win.Pressed(pixelgl.KeyA) { //left
 				sprFrame = 6
 				playerX -= speed
@@ -156,8 +161,11 @@ func run() {
 				//Sprite.Set(spritesheet, spritesFrames[0])
 			}
 			Sprite.Set(spritesheet, spritesFrames[sprFrame+frameCounter])
-			camPos.X = playerX
-			camPos.Y = playerY
+			*/
+			player.Update(win, dt)
+			
+			camPos.X = player.PlayerVec.X
+			camPos.Y = player.PlayerVec.Y
 			camZoom *= math.Pow(camZoomSpeed, win.MouseScroll().Y)
 
 			// *** Update Ends *** //
@@ -165,7 +173,8 @@ func run() {
 			// *** Render begin *** //
 			win.Clear(colornames.Forestgreen)
 			bg.Draw(win, pixel.IM.Moved(win.Bounds().Center()))
-			Sprite.Draw(win, pixel.IM.Scaled(pixel.ZV, 4).Moved(playerXY))
+			//Sprite.Draw(win, pixel.IM.Scaled(pixel.ZV, 4).Moved(playerXY))
+			player.Render(win)
 
 			//batch.Draw(win)
 			win.Update()