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| 1 /* | 1 /* |
| 2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 Google Inc. |
| 3 * | 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
| 6 */ | 6 */ |
| 7 | 7 |
| 8 #include "SkSurface_Gpu.h" | 8 #include "SkSurface_Gpu.h" |
| 9 | 9 |
| 10 #include "GrContextPriv.h" | 10 #include "GrContextPriv.h" |
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| 72 // TODO: Make caller specify this (change virtual signature of onNewSurface)
. | 72 // TODO: Make caller specify this (change virtual signature of onNewSurface)
. |
| 73 static const SkBudgeted kBudgeted = SkBudgeted::kNo; | 73 static const SkBudgeted kBudgeted = SkBudgeted::kNo; |
| 74 return SkSurface::MakeRenderTarget(fDevice->context(), kBudgeted, info, samp
leCount, | 74 return SkSurface::MakeRenderTarget(fDevice->context(), kBudgeted, info, samp
leCount, |
| 75 origin, &this->props()); | 75 origin, &this->props()); |
| 76 } | 76 } |
| 77 | 77 |
| 78 sk_sp<SkImage> SkSurface_Gpu::onNewImageSnapshot(SkBudgeted budgeted, SkCopyPixe
lsMode cpm) { | 78 sk_sp<SkImage> SkSurface_Gpu::onNewImageSnapshot(SkBudgeted budgeted, SkCopyPixe
lsMode cpm) { |
| 79 GrRenderTarget* rt = fDevice->accessDrawContext()->accessRenderTarget(); | 79 GrRenderTarget* rt = fDevice->accessDrawContext()->accessRenderTarget(); |
| 80 SkASSERT(rt); | 80 SkASSERT(rt); |
| 81 GrTexture* tex = rt->asTexture(); | 81 GrTexture* tex = rt->asTexture(); |
| 82 SkAutoTUnref<GrTexture> copy; | 82 sk_sp<GrTexture> copy; |
| 83 // If the original render target is a buffer originally created by the clien
t, then we don't | 83 // If the original render target is a buffer originally created by the clien
t, then we don't |
| 84 // want to ever retarget the SkSurface at another buffer we create. Force a
copy now to avoid | 84 // want to ever retarget the SkSurface at another buffer we create. Force a
copy now to avoid |
| 85 // copy-on-write. | 85 // copy-on-write. |
| 86 if (kAlways_SkCopyPixelsMode == cpm || !tex || rt->resourcePriv().refsWrappe
dObjects()) { | 86 if (kAlways_SkCopyPixelsMode == cpm || !tex || rt->resourcePriv().refsWrappe
dObjects()) { |
| 87 GrSurfaceDesc desc = fDevice->accessDrawContext()->desc(); | 87 GrSurfaceDesc desc = fDevice->accessDrawContext()->desc(); |
| 88 GrContext* ctx = fDevice->context(); | 88 GrContext* ctx = fDevice->context(); |
| 89 desc.fFlags = desc.fFlags & ~kRenderTarget_GrSurfaceFlag; | 89 desc.fFlags = desc.fFlags & ~kRenderTarget_GrSurfaceFlag; |
| 90 copy.reset(ctx->textureProvider()->createTexture(desc, budgeted)); | 90 copy.reset(ctx->textureProvider()->createTexture(desc, budgeted)); |
| 91 if (!copy) { | 91 if (!copy) { |
| 92 return nullptr; | 92 return nullptr; |
| 93 } | 93 } |
| 94 if (!ctx->copySurface(copy, rt)) { | 94 if (!ctx->copySurface(copy.get(), rt)) { |
| 95 return nullptr; | 95 return nullptr; |
| 96 } | 96 } |
| 97 tex = copy; | 97 tex = copy.get(); |
| 98 } | 98 } |
| 99 const SkImageInfo info = fDevice->imageInfo(); | 99 const SkImageInfo info = fDevice->imageInfo(); |
| 100 sk_sp<SkImage> image; | 100 sk_sp<SkImage> image; |
| 101 if (tex) { | 101 if (tex) { |
| 102 image = sk_make_sp<SkImage_Gpu>(info.width(), info.height(), kNeedNewIma
geUniqueID, | 102 image = sk_make_sp<SkImage_Gpu>(info.width(), info.height(), kNeedNewIma
geUniqueID, |
| 103 info.alphaType(), tex, sk_ref_sp(info.co
lorSpace()), | 103 info.alphaType(), sk_ref_sp(tex), |
| 104 budgeted); | 104 sk_ref_sp(info.colorSpace()), budgeted); |
| 105 } | 105 } |
| 106 return image; | 106 return image; |
| 107 } | 107 } |
| 108 | 108 |
| 109 // Create a new render target and, if necessary, copy the contents of the old | 109 // Create a new render target and, if necessary, copy the contents of the old |
| 110 // render target into it. Note that this flushes the SkGpuDevice but | 110 // render target into it. Note that this flushes the SkGpuDevice but |
| 111 // doesn't force an OpenGL flush. | 111 // doesn't force an OpenGL flush. |
| 112 void SkSurface_Gpu::onCopyOnWrite(ContentChangeMode mode) { | 112 void SkSurface_Gpu::onCopyOnWrite(ContentChangeMode mode) { |
| 113 GrRenderTarget* rt = fDevice->accessDrawContext()->accessRenderTarget(); | 113 GrRenderTarget* rt = fDevice->accessDrawContext()->accessRenderTarget(); |
| 114 // are we sharing our render target with the image? Note this call should ne
ver create a new | 114 // are we sharing our render target with the image? Note this call should ne
ver create a new |
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| 258 | 258 |
| 259 sk_sp<SkGpuDevice> device(SkGpuDevice::Make(std::move(dc), desc.fWidth, desc
.fHeight, | 259 sk_sp<SkGpuDevice> device(SkGpuDevice::Make(std::move(dc), desc.fWidth, desc
.fHeight, |
| 260 SkGpuDevice::kUninit_InitContent
s)); | 260 SkGpuDevice::kUninit_InitContent
s)); |
| 261 if (!device) { | 261 if (!device) { |
| 262 return nullptr; | 262 return nullptr; |
| 263 } | 263 } |
| 264 return sk_make_sp<SkSurface_Gpu>(std::move(device)); | 264 return sk_make_sp<SkSurface_Gpu>(std::move(device)); |
| 265 } | 265 } |
| 266 | 266 |
| 267 #endif | 267 #endif |
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