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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 "SkCanvas.h" | 10 #include "SkCanvas.h" |
11 #include "SkGpuDevice.h" | 11 #include "SkGpuDevice.h" |
12 #include "SkImage_Base.h" | 12 #include "SkImage_Base.h" |
13 #include "SkImage_Gpu.h" | 13 #include "SkImage_Gpu.h" |
14 #include "SkImagePriv.h" | 14 #include "SkImagePriv.h" |
15 #include "SkSurface_Base.h" | 15 #include "SkSurface_Base.h" |
16 | 16 |
17 #if SK_SUPPORT_GPU | 17 #if SK_SUPPORT_GPU |
18 | 18 |
19 /////////////////////////////////////////////////////////////////////////////// | 19 /////////////////////////////////////////////////////////////////////////////// |
20 SkSurface_Gpu::SkSurface_Gpu(SkGpuDevice* device) | 20 SkSurface_Gpu::SkSurface_Gpu(SkGpuDevice* device) |
21 : INHERITED(device->width(), device->height(), &device->surfaceProps()) | 21 : INHERITED(device->width(), device->height(), &device->surfaceProps()) |
22 , fDevice(SkRef(device)) { | 22 , fDevice(SkRef(device)) { |
23 } | 23 } |
24 | 24 |
25 SkSurface_Gpu::~SkSurface_Gpu() { | 25 SkSurface_Gpu::~SkSurface_Gpu() { |
26 fDevice->unref(); | 26 fDevice->unref(); |
27 } | 27 } |
28 | 28 |
29 GrBackendObject SkSurface_Gpu::onGetTextureHandle(TextureHandleAccess access) { | 29 static GrRenderTarget* prepare_rt_for_external_access(SkSurface_Gpu* surface, |
30 GrRenderTarget* rt = fDevice->accessRenderTarget(); | 30 SkSurface::BackendHandleAc cess access) { |
31 GrRenderTarget* rt = surface->getDevice()->accessRenderTarget(); | |
31 switch (access) { | 32 switch (access) { |
32 case kFlushRead_TextureHandleAccess: | 33 case SkSurface::kFlushRead_BackendHandleAccess: |
33 break; | 34 break; |
34 case kFlushWrite_TextureHandleAccess: | 35 case SkSurface::kFlushWrite_BackendHandleAccess: |
35 case kDiscardWrite_TextureHandleAccess: | 36 case SkSurface::kDiscardWrite_BackendHandleAccess: |
36 // for now we don't special-case on Discard, but we may in the futur e. | 37 // for now we don't special-case on Discard, but we may in the futur e. |
37 this->notifyContentWillChange(kRetain_ContentChangeMode); | 38 surface->notifyContentWillChange(SkSurface::kRetain_ContentChangeMod e); |
38 // legacy: need to dirty the bitmap's genID in our device (curse it) | 39 // legacy: need to dirty the bitmap's genID in our device (curse it) |
39 fDevice->fLegacyBitmap.notifyPixelsChanged(); | 40 surface->getDevice()->accessBitmap(false).notifyPixelsChanged(); |
40 break; | 41 break; |
41 } | 42 } |
42 rt->prepareForExternalIO(); | 43 rt->prepareForExternalIO(); |
43 return rt->asTexture()->getTextureHandle(); | 44 return rt; |
45 } | |
46 | |
47 GrBackendObject SkSurface_Gpu::onGetTextureHandle(BackendHandleAccess access) { | |
48 GrRenderTarget* rt = prepare_rt_for_external_access(this, access); | |
49 if (rt->asTexture()) { | |
bsalomon
2015/07/08 17:21:46
save var rather than double call?
| |
50 return rt->asTexture()->getTextureHandle(); | |
51 } | |
52 return 0; | |
53 } | |
54 | |
55 bool SkSurface_Gpu::onGetRenderTargetHandle(GrBackendObject* obj, BackendHandleA ccess access) { | |
56 GrRenderTarget* rt = prepare_rt_for_external_access(this, access); | |
57 *obj = rt->getRenderTargetHandle(); | |
58 return true; | |
44 } | 59 } |
45 | 60 |
46 SkCanvas* SkSurface_Gpu::onNewCanvas() { | 61 SkCanvas* SkSurface_Gpu::onNewCanvas() { |
47 SkCanvas::InitFlags flags = SkCanvas::kDefault_InitFlags; | 62 SkCanvas::InitFlags flags = SkCanvas::kDefault_InitFlags; |
48 // When we think this works... | 63 // When we think this works... |
49 // flags |= SkCanvas::kConservativeRasterClip_InitFlag; | 64 // flags |= SkCanvas::kConservativeRasterClip_InitFlag; |
50 | 65 |
51 return SkNEW_ARGS(SkCanvas, (fDevice, flags)); | 66 return SkNEW_ARGS(SkCanvas, (fDevice, flags)); |
52 } | 67 } |
53 | 68 |
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151 } | 166 } |
152 SkAutoTUnref<SkGpuDevice> device(SkGpuDevice::Create(rt, props, | 167 SkAutoTUnref<SkGpuDevice> device(SkGpuDevice::Create(rt, props, |
153 SkGpuDevice::kUninit_In itContents)); | 168 SkGpuDevice::kUninit_In itContents)); |
154 if (!device) { | 169 if (!device) { |
155 return NULL; | 170 return NULL; |
156 } | 171 } |
157 return SkNEW_ARGS(SkSurface_Gpu, (device)); | 172 return SkNEW_ARGS(SkSurface_Gpu, (device)); |
158 } | 173 } |
159 | 174 |
160 #endif | 175 #endif |
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