automated snapshot

sketch.go

@@ -68,7 +68,7 @@ func NewSketch(sourceWidth, sourceHeight int32) Sketch {
 	}
 }
 
-func (s *Sketch) CreateLayer(name string, layer Layer) {
+func (s *Sketch) AddLayer(name string, layer Layer) {
 	texture := rl.LoadRenderTexture(s.sourceWidth, s.sourceHeight)
 	config := NewLayerConfig()
 	layerTools :=
@@ -82,6 +82,14 @@ func (s *Sketch) CreateLayer(name string, layer Layer) {
 	s.layerTools[name] = &layerTools
 }
 
+func (s *Sketch) AddColorLayer(name string, c rl.Color) {
+	colorLayer := &ColorLayer {
+		color: c,
+		dirty: true,
+	}
+	s.AddLayer(name, colorLayer)
+}
+
 func (s *Sketch) Draw(ctx *RenderCtx) {
 	// render onto all layer textures
 	for _, instance := range s.layerToolsOrdered {
@@ -265,6 +273,22 @@ type Layer interface {
 	IsDirty() bool
 }
 
+type ColorLayer struct {
+	color rl.Color
+	dirty bool
+}
+
+func (cl *ColorLayer) Update(ctx *RenderCtx) {
+	;
+}
+
+func (cl *ColorLayer) Draw(ctx *RenderCtx) {
+	rl.DrawRectangle(0, 0, ctx.SourceWidth, ctx.SourceHeight, cl.color)
+}
+
+func (cl *ColorLayer) IsDirty() bool {
+	return cl.dirty
+}
 
 type ImageLayer struct {
 	texture rl.Texture2D
@@ -293,7 +317,6 @@ func (il *ImageLayer) IsDirty() bool {
 	return il.dirty
 }
 
-
 type TestPattern struct{
 	dirty bool
 }