animated sprite

main.go

@@ -96,6 +96,8 @@ func run() {
 	var now int64
 	var dt int64
 
+	frameCounter := 0
+
 	// Game Loop
 	for !win.Closed() {
 		now = time.Now().UnixNano()
@@ -126,23 +128,33 @@ func run() {
 
 			//mouse := cam.Unproject(win.MousePosition())
 
+			frameCounter += 1
+			if frameCounter >= 3 {
+				frameCounter = 0
+			}
 			speed := 10.0
+			sprFrame := 0
 			if win.Pressed(pixelgl.KeyA) { //left
+				sprFrame = 6
 				playerX -= speed
-				Sprite.Set(spritesheet, spritesFrames[6])
+				//Sprite.Set(spritesheet, spritesFrames[sprFrame+frameCounter])
 			}
 			if win.Pressed(pixelgl.KeyD) { //Right
+				sprFrame = 3
 				playerX += speed
-				Sprite.Set(spritesheet, spritesFrames[3])
+				//Sprite.Set(spritesheet, spritesFrames[3])
 			}
 			if win.Pressed(pixelgl.KeyS) { //Down
+				sprFrame = 9
 				playerY -= speed
-				Sprite.Set(spritesheet, spritesFrames[9])
+				//Sprite.Set(spritesheet, spritesFrames[9])
 			}
 			if win.Pressed(pixelgl.KeyW) { //up
+				sprFrame = 0
 				playerY += speed
-				Sprite.Set(spritesheet, spritesFrames[0])
+				//Sprite.Set(spritesheet, spritesFrames[0])
 			}
+			Sprite.Set(spritesheet, spritesFrames[sprFrame+frameCounter])
 			camPos.X = playerX
 			camPos.Y = playerY
 			camZoom *= math.Pow(camZoomSpeed, win.MouseScroll().Y)