automated snapshot

sketch.go

@@ -127,9 +127,11 @@ type SketchCapture struct {
 
 func (s *Sketch) Capture() *SketchCapture {
 	composite := rl.LoadImageFromTexture(s.composite.Texture)
+	rl.ImageFlipVertical(composite)
 	layerImages := make([]*rl.Image, len(s.layerToolsOrdered))
 	for i, layerTool := range s.layerToolsOrdered {
 		layerImages[i] = rl.LoadImageFromTexture(layerTool.texture.Texture)
+		rl.ImageFlipVertical(layerImages[i])
 	}
 	return &SketchCapture {
 		compositeImage: composite,

storage.go

@@ -104,7 +104,7 @@ func (s *Storage) Save(capture *SketchCapture) (string, error) {
 
 	// capture full res layer
 	for i, layerImage := range capture.layerImages {
-		layerPng := filepath.Join(path, fmt.Sprintf("%s-%3d.png", kid, i))
+		layerPng := filepath.Join(path, fmt.Sprintf("%s-%03d.png", kid, i))
 		rl.ExportImage(*layerImage, layerPng)
 	}