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graphics: Bug fix: Errors should be returned after checking the history
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@ -92,15 +92,15 @@ func (p *pixels) hasHistoryWith(target *Image) bool {
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}
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func (p *pixels) resetHistoryIfNeeded(image *graphics.Image, target *Image, context *opengl.Context) error {
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if context == nil {
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return errors.New("ebiten: OpenGL context is missing: before running the main loop, it is forbidden to manipulate images that is used as a drawing source once.")
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}
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if p.drawImageHistory == nil {
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return nil
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}
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if !p.hasHistoryWith(target) {
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return nil
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}
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if context == nil {
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return errors.New("ebiten: OpenGL context is missing: before running the main loop, it is forbidden to manipulate images that is used as a drawing source once.")
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}
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var err error
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p.basePixels, err = image.Pixels(context)
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if err != nil {
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