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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_Base.h" | 8 #include "SkSurface_Base.h" |
9 #include "SkImagePriv.h" | 9 #include "SkImagePriv.h" |
10 #include "SkCanvas.h" | 10 #include "SkCanvas.h" |
11 #include "SkGpuDevice.h" | 11 #include "SkGpuDevice.h" |
12 | 12 |
13 class SkSurface_Gpu : public SkSurface_Base { | 13 class SkSurface_Gpu : public SkSurface_Base { |
14 public: | 14 public: |
15 SK_DECLARE_INST_COUNT(SkSurface_Gpu) | 15 SK_DECLARE_INST_COUNT(SkSurface_Gpu) |
16 | 16 |
17 SkSurface_Gpu(GrRenderTarget*, bool cached); | 17 SkSurface_Gpu(GrRenderTarget*, bool cached, TextRenderMode trm); |
18 virtual ~SkSurface_Gpu(); | 18 virtual ~SkSurface_Gpu(); |
19 | 19 |
20 virtual SkCanvas* onNewCanvas() SK_OVERRIDE; | 20 virtual SkCanvas* onNewCanvas() SK_OVERRIDE; |
21 virtual SkSurface* onNewSurface(const SkImageInfo&) SK_OVERRIDE; | 21 virtual SkSurface* onNewSurface(const SkImageInfo&) SK_OVERRIDE; |
22 virtual SkImage* onNewImageSnapshot() SK_OVERRIDE; | 22 virtual SkImage* onNewImageSnapshot() SK_OVERRIDE; |
23 virtual void onDraw(SkCanvas*, SkScalar x, SkScalar y, | 23 virtual void onDraw(SkCanvas*, SkScalar x, SkScalar y, |
24 const SkPaint*) SK_OVERRIDE; | 24 const SkPaint*) SK_OVERRIDE; |
25 virtual void onCopyOnWrite(ContentChangeMode) SK_OVERRIDE; | 25 virtual void onCopyOnWrite(ContentChangeMode) SK_OVERRIDE; |
26 virtual void onDiscard() SK_OVERRIDE; | 26 virtual void onDiscard() SK_OVERRIDE; |
27 | 27 |
28 private: | 28 private: |
29 SkGpuDevice* fDevice; | 29 SkGpuDevice* fDevice; |
30 | 30 |
31 typedef SkSurface_Base INHERITED; | 31 typedef SkSurface_Base INHERITED; |
32 }; | 32 }; |
33 | 33 |
34 /////////////////////////////////////////////////////////////////////////////// | 34 /////////////////////////////////////////////////////////////////////////////// |
35 | 35 |
36 SkSurface_Gpu::SkSurface_Gpu(GrRenderTarget* renderTarget, bool cached) | 36 SkSurface_Gpu::SkSurface_Gpu(GrRenderTarget* renderTarget, bool cached, TextRend
erMode trm) |
37 : INHERITED(renderTarget->width(), renderTarget->height()) { | 37 : INHERITED(renderTarget->width(), renderTarget->height()) { |
38 fDevice = SkGpuDevice::Create(renderTarget, cached ? SkGpuDevice::kCached_Fl
ag : 0); | 38 int flags = 0; |
| 39 flags |= cached ? SkGpuDevice::kCached_Flag : 0; |
| 40 flags |= (kDistanceField_TextRenderMode == trm) ? SkGpuDevice::kDFFonts_Flag
: 0; |
| 41 fDevice = SkGpuDevice::Create(renderTarget, flags); |
39 | 42 |
40 if (kRGB_565_GrPixelConfig != renderTarget->config()) { | 43 if (kRGB_565_GrPixelConfig != renderTarget->config()) { |
41 fDevice->clear(0x0); | 44 fDevice->clear(0x0); |
42 } | 45 } |
43 } | 46 } |
44 | 47 |
45 SkSurface_Gpu::~SkSurface_Gpu() { | 48 SkSurface_Gpu::~SkSurface_Gpu() { |
46 SkSafeUnref(fDevice); | 49 SkSafeUnref(fDevice); |
47 } | 50 } |
48 | 51 |
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91 this->SkSurface_Gpu::onDiscard(); | 94 this->SkSurface_Gpu::onDiscard(); |
92 } | 95 } |
93 } | 96 } |
94 | 97 |
95 void SkSurface_Gpu::onDiscard() { | 98 void SkSurface_Gpu::onDiscard() { |
96 fDevice->accessRenderTarget()->discard(); | 99 fDevice->accessRenderTarget()->discard(); |
97 } | 100 } |
98 | 101 |
99 /////////////////////////////////////////////////////////////////////////////// | 102 /////////////////////////////////////////////////////////////////////////////// |
100 | 103 |
101 SkSurface* SkSurface::NewRenderTargetDirect(GrRenderTarget* target) { | 104 SkSurface* SkSurface::NewRenderTargetDirect(GrRenderTarget* target, TextRenderMo
de trm) { |
102 if (NULL == target) { | 105 if (NULL == target) { |
103 return NULL; | 106 return NULL; |
104 } | 107 } |
105 return SkNEW_ARGS(SkSurface_Gpu, (target, false)); | 108 return SkNEW_ARGS(SkSurface_Gpu, (target, false, trm)); |
106 } | 109 } |
107 | 110 |
108 SkSurface* SkSurface::NewRenderTarget(GrContext* ctx, const SkImageInfo& info, i
nt sampleCount) { | 111 SkSurface* SkSurface::NewRenderTarget(GrContext* ctx, const SkImageInfo& info, i
nt sampleCount, |
| 112 TextRenderMode trm) { |
109 if (NULL == ctx) { | 113 if (NULL == ctx) { |
110 return NULL; | 114 return NULL; |
111 } | 115 } |
112 | 116 |
113 GrTextureDesc desc; | 117 GrTextureDesc desc; |
114 desc.fFlags = kRenderTarget_GrTextureFlagBit | kCheckAllocation_GrTextureFla
gBit; | 118 desc.fFlags = kRenderTarget_GrTextureFlagBit | kCheckAllocation_GrTextureFla
gBit; |
115 desc.fWidth = info.width(); | 119 desc.fWidth = info.width(); |
116 desc.fHeight = info.height(); | 120 desc.fHeight = info.height(); |
117 desc.fConfig = SkImageInfo2GrPixelConfig(info); | 121 desc.fConfig = SkImageInfo2GrPixelConfig(info); |
118 desc.fSampleCnt = sampleCount; | 122 desc.fSampleCnt = sampleCount; |
119 | 123 |
120 SkAutoTUnref<GrTexture> tex(ctx->createUncachedTexture(desc, NULL, 0)); | 124 SkAutoTUnref<GrTexture> tex(ctx->createUncachedTexture(desc, NULL, 0)); |
121 if (NULL == tex) { | 125 if (NULL == tex) { |
122 return NULL; | 126 return NULL; |
123 } | 127 } |
124 | 128 |
125 return SkNEW_ARGS(SkSurface_Gpu, (tex->asRenderTarget(), false)); | 129 return SkNEW_ARGS(SkSurface_Gpu, (tex->asRenderTarget(), false, trm)); |
126 } | 130 } |
127 | 131 |
128 SkSurface* SkSurface::NewScratchRenderTarget(GrContext* ctx, const SkImageInfo&
info, int sampleCount) { | 132 SkSurface* SkSurface::NewScratchRenderTarget(GrContext* ctx, const SkImageInfo&
info, |
| 133 int sampleCount, TextRenderMode trm
) { |
129 if (NULL == ctx) { | 134 if (NULL == ctx) { |
130 return NULL; | 135 return NULL; |
131 } | 136 } |
132 | 137 |
133 GrTextureDesc desc; | 138 GrTextureDesc desc; |
134 desc.fFlags = kRenderTarget_GrTextureFlagBit | kCheckAllocation_GrTextureFla
gBit; | 139 desc.fFlags = kRenderTarget_GrTextureFlagBit | kCheckAllocation_GrTextureFla
gBit; |
135 desc.fWidth = info.width(); | 140 desc.fWidth = info.width(); |
136 desc.fHeight = info.height(); | 141 desc.fHeight = info.height(); |
137 desc.fConfig = SkImageInfo2GrPixelConfig(info); | 142 desc.fConfig = SkImageInfo2GrPixelConfig(info); |
138 desc.fSampleCnt = sampleCount; | 143 desc.fSampleCnt = sampleCount; |
139 | 144 |
140 SkAutoTUnref<GrTexture> tex(ctx->lockAndRefScratchTexture(desc, GrContext::k
Exact_ScratchTexMatch)); | 145 SkAutoTUnref<GrTexture> tex(ctx->lockAndRefScratchTexture(desc, GrContext::k
Exact_ScratchTexMatch)); |
141 | 146 |
142 if (NULL == tex) { | 147 if (NULL == tex) { |
143 return NULL; | 148 return NULL; |
144 } | 149 } |
145 | 150 |
146 return SkNEW_ARGS(SkSurface_Gpu, (tex->asRenderTarget(), true)); | 151 return SkNEW_ARGS(SkSurface_Gpu, (tex->asRenderTarget(), true, trm)); |
147 } | 152 } |
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