feat: better test for animation and the implementation.

animation.go

@@ -2,7 +2,7 @@ package gg
 
 import (
 	"github.com/hajimehoshi/ebiten/v2"
-	"fmt"
+	//"fmt"
 )
 
 type Animation []*Image
@@ -45,7 +45,6 @@ func AnimationSetFromImage(
 	fw, fh := r.Dx()/w, r.Dy()/h
 
 	for _, define := range defines {
-		fmt.Println("def-idx-len:", len(define.Indexes))
 		animation := make(Animation, len(define.Indexes))
 		for i := range animation {
 			idx := define.Indexes[i]
@@ -56,7 +55,6 @@ func AnimationSetFromImage(
 				},
 			))
 		}
-		fmt.Println("animation-len:", len(animation))
 		set[define.Id] = animation
 	}
 
@@ -76,6 +74,9 @@ type AnimatedSprite struct {
 }
 
 func (as *AnimatedSprite) Animate(id AnimationId) bool {
+	if as.AnimationId == id {
+		return true
+	}
 	_, ok := as.Animations[id]
 	if ok {
 		as.duration = 0
@@ -87,7 +88,6 @@ func (as *AnimatedSprite) Animate(id AnimationId) bool {
 func (as *AnimatedSprite) Draw(c *Context) []EVertex {
 	as.duration += c.DrawDt()
 	frames := as.Animations[as.AnimationId]
-	fmt.Println("len:", len(frames))
 	fullTime := Duration(len(frames)) * as.TimeBetweenFrames
 	if as.duration > fullTime {
 		as.duration -= fullTime

cmd/test/main.go

@@ -55,7 +55,8 @@ func main() {
 	playerAnimations, _ = gg.AnimationSetFromImage(
 		playerImg,
 		8, 3,
-		gg.AD(Walk).DefRow(0, 0, 1, 2, 3, 4),
+		gg.AD(Stand).DefRow(0, 0, 1, 2, 3, 4),
+		gg.AD(Walk).DefRow(1, 0, 1, 2, 3, 4, 5, 6, 7),
 	)
 	player = NewPlayer()
 	tri = NewTri()

cmd/test/player.go

@@ -20,11 +20,11 @@ func NewPlayer() *Player {
 	ret.Transform = gg.T()
 	ret.Scale = gg.V2(1)
 	ret.Around = gg.V2(.5)
-	ret.MoveSpeed = 90.
+	ret.MoveSpeed = 30.
 	ret.ScaleSpeed = .2
 	ret.Animations = playerAnimations
-	ret.TimeBetweenFrames = time.Second/5
-	fmt.Println("player-walk", ret.Animate(Walk))
+	ret.TimeBetweenFrames = time.Second/10
+	fmt.Println("player-walk", ret.Animate(Stand))
 
 	ret.Visible = true
 	ret.Layer = PlayerL
@@ -43,6 +43,7 @@ func (p *Player) Update(c *Context) {
 	cam := c.Camera
 	keys := c.Keys()
 
+	walking := false
 	shift := c.IsPressed(gg.KeyShift)
 	//p.Uniforms["Random"] = any(rand.Float32())
 	for _, v := range keys {
@@ -59,12 +60,22 @@ func (p *Player) Update(c *Context) {
 			cam.Position.X += p.MoveSpeed * dt
 		case gg.KeyW:
 			p.Position.Y += p.MoveSpeed * dt
+			walking = true
+			p.Animate(Walk)
 		case gg.KeyA:
 			p.Position.X -= p.MoveSpeed * dt
+			p.Scale.X = -1
+			walking = true
+			p.Animate(Walk)
 		case gg.KeyS:
 			p.Position.Y -= p.MoveSpeed * dt
+			walking = true
+			p.Animate(Walk)
 		case gg.KeyD:
 			p.Position.X += p.MoveSpeed * dt
+			p.Scale.X = 1 
+			walking = true
+			p.Animate(Walk)
 		case gg.KeyR:
 			cam.Rotation += gg.Pi * p.ScaleSpeed * dt
 		case gg.KeyT:
@@ -104,6 +115,10 @@ func (p *Player) Update(c *Context) {
 		}
 	}
 
+	if !walking {
+		p.Animate(Stand)
+	}
+
 	for _, event := range c.Events {
 	switch ec := event.(type) {
 	case *gg.KeyDown: