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graphicsdriver/metal: Reduce flushing at ReplacePixels

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This commit is contained in:
Hajime Hoshi 2019-11-17 15:56:44 +09:00
parent 800b98a0c6
commit 3aaeee78dd
1 changed files with 10 additions and 2 deletions
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12
internal/graphicsdriver/metal/driver.go
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@ -299,6 +299,8 @@ type Driver struct {
src *Image
dst *Image
drawCalled bool
maxImageSize int
t *thread.Thread
@ -577,6 +579,8 @@ func (d *Driver) Reset() error {
}
func (d *Driver) Draw(indexLen int, indexOffset int, mode driver.CompositeMode, colorM *affine.ColorM, filter driver.Filter, address driver.Address) error {
d.drawCalled = true
if err := d.t.Call(func() error {
d.view.update()
@ -806,9 +810,13 @@ func (i *Image) SetAsSource() {
}
func (i *Image) ReplacePixels(pixels []byte, x, y, width, height int) {
i.driver.flush(true, false)
d := i.driver
if d.drawCalled {
d.flush(true, false)
d.drawCalled = false
}
i.driver.t.Call(func() error {
d.t.Call(func() error {
i.texture.ReplaceRegion(mtl.Region{
Origin: mtl.Origin{X: x, Y: y, Z: 0},
Size: mtl.Size{Width: width, Height: height, Depth: 1},