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graphicsdriver/metal: Reduce calls of SetLayer
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1395ab5e84
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@ -28,6 +28,8 @@ type view struct {
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window unsafe.Pointer
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window unsafe.Pointer
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uiview uintptr
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uiview uintptr
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windowChanged bool
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device mtl.Device
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device mtl.Device
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ml ca.MetalLayer
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ml ca.MetalLayer
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@ -25,7 +25,9 @@ import (
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)
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)
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func (v *view) setWindow(window unsafe.Pointer) {
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func (v *view) setWindow(window unsafe.Pointer) {
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// NSView can be updated e.g., fullscreen-state is switched.
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v.window = window
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v.window = window
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v.windowChanged = true
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}
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}
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func (v *view) setUIView(uiview uintptr) {
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func (v *view) setUIView(uiview uintptr) {
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@ -33,10 +35,14 @@ func (v *view) setUIView(uiview uintptr) {
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}
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}
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func (v *view) update() {
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func (v *view) update() {
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// NSView can be changed anytime (probably). Set this everyframe.
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if !v.windowChanged {
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return
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}
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cocoaWindow := ns.NewWindow(v.window)
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cocoaWindow := ns.NewWindow(v.window)
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cocoaWindow.ContentView().SetLayer(v.ml)
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cocoaWindow.ContentView().SetLayer(v.ml)
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cocoaWindow.ContentView().SetWantsLayer(true)
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cocoaWindow.ContentView().SetWantsLayer(true)
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v.windowChanged = false
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}
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}
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const (
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const (
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