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internal/graphicsdriver/metal: Separate GCing the buffers
Updates #1196
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parent
edc2f8b961
commit
337d8d5113
@ -388,13 +388,7 @@ func pow2(x uintptr) uintptr {
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return p2
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return p2
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}
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}
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func (g *Graphics) availableBuffer(length uintptr) mtl.Buffer {
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func (g *Graphics) gcBuffers() {
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if g.cb == (mtl.CommandBuffer{}) {
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g.cb = g.cq.MakeCommandBuffer()
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}
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var newBuf mtl.Buffer
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for cb, bs := range g.buffers {
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for cb, bs := range g.buffers {
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// If the command buffer still lives, the buffer must not be updated.
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// If the command buffer still lives, the buffer must not be updated.
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// TODO: Handle an error?
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// TODO: Handle an error?
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@ -403,10 +397,6 @@ func (g *Graphics) availableBuffer(length uintptr) mtl.Buffer {
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}
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}
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for _, b := range bs {
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for _, b := range bs {
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if newBuf == (mtl.Buffer{}) && b.Length() >= length {
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newBuf = b
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continue
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}
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if g.unusedBuffers == nil {
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if g.unusedBuffers == nil {
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g.unusedBuffers = map[mtl.Buffer]struct{}{}
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g.unusedBuffers = map[mtl.Buffer]struct{}{}
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}
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}
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@ -416,15 +406,6 @@ func (g *Graphics) availableBuffer(length uintptr) mtl.Buffer {
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cb.Release()
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cb.Release()
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}
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}
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for b := range g.unusedBuffers {
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if b.Length() >= length {
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newBuf = b
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delete(g.unusedBuffers, b)
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break
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}
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}
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// GC unused buffers.
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const maxUnusedBuffers = 10
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const maxUnusedBuffers = 10
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if len(g.unusedBuffers) > maxUnusedBuffers {
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if len(g.unusedBuffers) > maxUnusedBuffers {
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bufs := make([]mtl.Buffer, 0, len(g.unusedBuffers))
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bufs := make([]mtl.Buffer, 0, len(g.unusedBuffers))
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@ -439,6 +420,21 @@ func (g *Graphics) availableBuffer(length uintptr) mtl.Buffer {
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b.Release()
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b.Release()
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}
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}
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}
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}
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}
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func (g *Graphics) availableBuffer(length uintptr) mtl.Buffer {
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if g.cb == (mtl.CommandBuffer{}) {
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g.cb = g.cq.MakeCommandBuffer()
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}
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var newBuf mtl.Buffer
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for b := range g.unusedBuffers {
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if b.Length() >= length {
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newBuf = b
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delete(g.unusedBuffers, b)
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break
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}
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}
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if newBuf == (mtl.Buffer{}) {
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if newBuf == (mtl.Buffer{}) {
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newBuf = g.view.getMTLDevice().MakeBufferWithLength(pow2(length), resourceStorageMode)
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newBuf = g.view.getMTLDevice().MakeBufferWithLength(pow2(length), resourceStorageMode)
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@ -1228,6 +1224,8 @@ func (i *Image) mtlTexture() mtl.Texture {
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return mtl.Texture{}
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return mtl.Texture{}
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}
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}
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g.screenDrawable = drawable
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g.screenDrawable = drawable
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// After nextDrawable, it is expected some command buffers are completed.
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g.gcBuffers()
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}
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}
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return g.screenDrawable.Texture()
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return g.screenDrawable.Texture()
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}
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}
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