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https://github.com/hajimehoshi/ebiten.git
synced 2024-12-25 03:08:54 +01:00
parent
5705dc79fb
commit
ddfb8adbc4
@ -325,7 +325,7 @@ type Graphics struct {
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transparent bool
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transparent bool
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maxImageSize int
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maxImageSize int
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tmpTexture mtl.Texture
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tmpTextures []mtl.Texture
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pool unsafe.Pointer
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pool unsafe.Pointer
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}
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}
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@ -343,7 +343,7 @@ func (g *Graphics) Begin() {
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}
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}
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func (g *Graphics) End() {
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func (g *Graphics) End() {
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g.flushIfNeeded(false, true)
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g.flushIfNeeded(true)
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g.screenDrawable = ca.MetalDrawable{}
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g.screenDrawable = ca.MetalDrawable{}
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C.releaseAutoreleasePool(g.pool)
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C.releaseAutoreleasePool(g.pool)
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g.pool = nil
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g.pool = nil
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@ -371,7 +371,7 @@ func (g *Graphics) SetVertices(vertices []float32, indices []uint16) {
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g.ib = g.view.getMTLDevice().MakeBufferWithBytes(unsafe.Pointer(&indices[0]), unsafe.Sizeof(indices[0])*uintptr(len(indices)), resourceStorageMode)
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g.ib = g.view.getMTLDevice().MakeBufferWithBytes(unsafe.Pointer(&indices[0]), unsafe.Sizeof(indices[0])*uintptr(len(indices)), resourceStorageMode)
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}
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}
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func (g *Graphics) flushIfNeeded(wait bool, present bool) {
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func (g *Graphics) flushIfNeeded(present bool) {
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if g.cb == (mtl.CommandBuffer{}) {
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if g.cb == (mtl.CommandBuffer{}) {
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return
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return
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}
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}
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@ -380,9 +380,11 @@ func (g *Graphics) flushIfNeeded(wait bool, present bool) {
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g.cb.PresentDrawable(g.screenDrawable)
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g.cb.PresentDrawable(g.screenDrawable)
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}
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}
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g.cb.Commit()
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g.cb.Commit()
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if wait {
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g.cb.WaitUntilCompleted()
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for _, t := range g.tmpTextures {
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t.Release()
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}
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}
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g.tmpTextures = nil
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g.cb = mtl.CommandBuffer{}
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g.cb = mtl.CommandBuffer{}
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}
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}
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@ -863,7 +865,7 @@ func (i *Image) Sync() <-chan struct{} {
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return i.sync
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return i.sync
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}
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}
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i.graphics.flushIfNeeded(false, false)
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i.graphics.flushIfNeeded(false)
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// Calling SynchronizeTexture is ignored on iOS (see mtl.m), but it looks like committing BlitCommandEncoder
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// Calling SynchronizeTexture is ignored on iOS (see mtl.m), but it looks like committing BlitCommandEncoder
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// is necessary (#1337).
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// is necessary (#1337).
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@ -903,39 +905,23 @@ func (i *Image) ReplacePixels(args []*driver.ReplacePixelsArgs) {
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i.waitUntilSyncFinishes()
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i.waitUntilSyncFinishes()
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g := i.graphics
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g := i.graphics
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g.flushIfNeeded(true, false)
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// If the memory is shared (e.g., iOS), texture data doen't have to be synced. Send the data directly.
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// Use a temporary texture to send pixels asynchrounsly, whichever the memory is shared (e.g., iOS) or
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if storageMode == mtl.StorageModeShared {
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// managed (e.g., macOS). (#1418)
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for _, a := range args {
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i.texture.ReplaceRegion(mtl.Region{
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Origin: mtl.Origin{X: a.X, Y: a.Y, Z: 0},
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Size: mtl.Size{Width: a.Width, Height: a.Height, Depth: 1},
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}, 0, unsafe.Pointer(&a.Pixels[0]), 4*a.Width)
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}
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}
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// If the memory is managed (e.g., macOS), texture data cannot be sent to the destination directly because
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// this requires synchronizing data between CPU and GPU. As synchronizing is inefficient, let's send the
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// data to a temporary texture once, and then copy it in GPU.
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w, h := i.texture.Width(), i.texture.Height()
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w, h := i.texture.Width(), i.texture.Height()
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if g.tmpTexture == (mtl.Texture{}) || w > g.tmpTexture.Width() || h > g.tmpTexture.Height() {
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td := mtl.TextureDescriptor{
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if g.tmpTexture != (mtl.Texture{}) {
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TextureType: mtl.TextureType2D,
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g.tmpTexture.Release()
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PixelFormat: mtl.PixelFormatRGBA8UNorm,
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}
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Width: w,
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td := mtl.TextureDescriptor{
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Height: h,
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TextureType: mtl.TextureType2D,
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StorageMode: storageMode,
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PixelFormat: mtl.PixelFormatRGBA8UNorm,
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Usage: mtl.TextureUsageShaderRead | mtl.TextureUsageRenderTarget,
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Width: w,
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Height: h,
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StorageMode: storageMode,
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Usage: mtl.TextureUsageShaderRead | mtl.TextureUsageRenderTarget,
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}
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g.tmpTexture = g.view.getMTLDevice().MakeTexture(td)
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}
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}
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t := g.view.getMTLDevice().MakeTexture(td)
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g.tmpTextures = append(g.tmpTextures, t)
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for _, a := range args {
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for _, a := range args {
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g.tmpTexture.ReplaceRegion(mtl.Region{
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t.ReplaceRegion(mtl.Region{
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Origin: mtl.Origin{X: a.X, Y: a.Y, Z: 0},
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Origin: mtl.Origin{X: a.X, Y: a.Y, Z: 0},
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Size: mtl.Size{Width: a.Width, Height: a.Height, Depth: 1},
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Size: mtl.Size{Width: a.Width, Height: a.Height, Depth: 1},
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}, 0, unsafe.Pointer(&a.Pixels[0]), 4*a.Width)
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}, 0, unsafe.Pointer(&a.Pixels[0]), 4*a.Width)
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@ -948,7 +934,7 @@ func (i *Image) ReplacePixels(args []*driver.ReplacePixelsArgs) {
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for _, a := range args {
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for _, a := range args {
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o := mtl.Origin{X: a.X, Y: a.Y, Z: 0}
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o := mtl.Origin{X: a.X, Y: a.Y, Z: 0}
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s := mtl.Size{Width: a.Width, Height: a.Height, Depth: 1}
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s := mtl.Size{Width: a.Width, Height: a.Height, Depth: 1}
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bce.CopyFromTexture(g.tmpTexture, 0, 0, o, s, i.texture, 0, 0, o)
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bce.CopyFromTexture(t, 0, 0, o, s, i.texture, 0, 0, o)
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}
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}
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bce.EndEncoding()
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bce.EndEncoding()
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}
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}
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