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Side by Side Diff: src/gpu/GrTexture.cpp

Issue 682223002: rename GrTextureDesc->GrSurfaceDesc, GrTextureFlags->GrSurfaceFlags (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: const Created 6 years, 1 month ago
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1 1
2 /* 2 /*
3 * Copyright 2011 Google Inc. 3 * Copyright 2011 Google Inc.
4 * 4 *
5 * Use of this source code is governed by a BSD-style license that can be 5 * Use of this source code is governed by a BSD-style license that can be
6 * found in the LICENSE file. 6 * found in the LICENSE file.
7 */ 7 */
8 8
9 9
10 #include "GrContext.h" 10 #include "GrContext.h"
(...skipping 50 matching lines...) Expand 10 before | Expand all | Expand 10 after
61 void GrTexture::onAbandon() { 61 void GrTexture::onAbandon() {
62 if (fRenderTarget.get()) { 62 if (fRenderTarget.get()) {
63 fRenderTarget->abandon(); 63 fRenderTarget->abandon();
64 } 64 }
65 INHERITED::onAbandon(); 65 INHERITED::onAbandon();
66 } 66 }
67 67
68 void GrTexture::validateDesc() const { 68 void GrTexture::validateDesc() const {
69 if (this->asRenderTarget()) { 69 if (this->asRenderTarget()) {
70 // This texture has a render target 70 // This texture has a render target
71 SkASSERT(0 != (fDesc.fFlags & kRenderTarget_GrTextureFlagBit)); 71 SkASSERT(0 != (fDesc.fFlags & kRenderTarget_GrSurfaceFlag));
72 72
73 if (this->asRenderTarget()->getStencilBuffer()) { 73 if (this->asRenderTarget()->getStencilBuffer()) {
74 SkASSERT(0 != (fDesc.fFlags & kNoStencil_GrTextureFlagBit)); 74 SkASSERT(0 != (fDesc.fFlags & kNoStencil_GrSurfaceFlag));
75 } else { 75 } else {
76 SkASSERT(0 == (fDesc.fFlags & kNoStencil_GrTextureFlagBit)); 76 SkASSERT(0 == (fDesc.fFlags & kNoStencil_GrSurfaceFlag));
77 } 77 }
78 78
79 SkASSERT(fDesc.fSampleCnt == this->asRenderTarget()->numSamples()); 79 SkASSERT(fDesc.fSampleCnt == this->asRenderTarget()->numSamples());
80 } else { 80 } else {
81 SkASSERT(0 == (fDesc.fFlags & kRenderTarget_GrTextureFlagBit)); 81 SkASSERT(0 == (fDesc.fFlags & kRenderTarget_GrSurfaceFlag));
82 SkASSERT(0 == (fDesc.fFlags & kNoStencil_GrTextureFlagBit)); 82 SkASSERT(0 == (fDesc.fFlags & kNoStencil_GrSurfaceFlag));
83 SkASSERT(0 == fDesc.fSampleCnt); 83 SkASSERT(0 == fDesc.fSampleCnt);
84 } 84 }
85 } 85 }
86 86
87 ////////////////////////////////////////////////////////////////////////////// 87 //////////////////////////////////////////////////////////////////////////////
88 88
89 // These flags need to fit in a GrResourceKey::ResourceFlags so they can be fold ed into the texture 89 // These flags need to fit in a GrResourceKey::ResourceFlags so they can be fold ed into the texture
90 // key 90 // key
91 enum TextureFlags { 91 enum TextureFlags {
92 /** 92 /**
93 * The kStretchToPOT bit is set when the texture is NPOT and is being repeat ed but the 93 * The kStretchToPOT bit is set when the texture is NPOT and is being repeat ed but the
94 * hardware doesn't support that feature. 94 * hardware doesn't support that feature.
95 */ 95 */
96 kStretchToPOT_TextureFlag = 0x1, 96 kStretchToPOT_TextureFlag = 0x1,
97 /** 97 /**
98 * The kBilerp bit can only be set when the kStretchToPOT flag is set and in dicates whether the 98 * The kBilerp bit can only be set when the kStretchToPOT flag is set and in dicates whether the
99 * stretched texture should be bilerped. 99 * stretched texture should be bilerped.
100 */ 100 */
101 kBilerp_TextureFlag = 0x2, 101 kBilerp_TextureFlag = 0x2,
102 }; 102 };
103 103
104 namespace { 104 namespace {
105 GrResourceKey::ResourceFlags get_texture_flags(const GrGpu* gpu, 105 GrResourceKey::ResourceFlags get_texture_flags(const GrGpu* gpu,
106 const GrTextureParams* params, 106 const GrTextureParams* params,
107 const GrTextureDesc& desc) { 107 const GrSurfaceDesc& desc) {
108 GrResourceKey::ResourceFlags flags = 0; 108 GrResourceKey::ResourceFlags flags = 0;
109 bool tiled = params && params->isTiled(); 109 bool tiled = params && params->isTiled();
110 if (tiled && !gpu->caps()->npotTextureTileSupport()) { 110 if (tiled && !gpu->caps()->npotTextureTileSupport()) {
111 if (!SkIsPow2(desc.fWidth) || !SkIsPow2(desc.fHeight)) { 111 if (!SkIsPow2(desc.fWidth) || !SkIsPow2(desc.fHeight)) {
112 flags |= kStretchToPOT_TextureFlag; 112 flags |= kStretchToPOT_TextureFlag;
113 switch(params->filterMode()) { 113 switch(params->filterMode()) {
114 case GrTextureParams::kNone_FilterMode: 114 case GrTextureParams::kNone_FilterMode:
115 break; 115 break;
116 case GrTextureParams::kBilerp_FilterMode: 116 case GrTextureParams::kBilerp_FilterMode:
117 case GrTextureParams::kMipMap_FilterMode: 117 case GrTextureParams::kMipMap_FilterMode:
118 flags |= kBilerp_TextureFlag; 118 flags |= kBilerp_TextureFlag;
119 break; 119 break;
120 } 120 }
121 } 121 }
122 } 122 }
123 return flags; 123 return flags;
124 } 124 }
125 125
126 // FIXME: This should be refactored with the code in gl/GrGpuGL.cpp. 126 // FIXME: This should be refactored with the code in gl/GrGpuGL.cpp.
127 GrSurfaceOrigin resolve_origin(const GrTextureDesc& desc) { 127 GrSurfaceOrigin resolve_origin(const GrSurfaceDesc& desc) {
128 // By default, GrRenderTargets are GL's normal orientation so that they 128 // By default, GrRenderTargets are GL's normal orientation so that they
129 // can be drawn to by the outside world without the client having 129 // can be drawn to by the outside world without the client having
130 // to render upside down. 130 // to render upside down.
131 bool renderTarget = 0 != (desc.fFlags & kRenderTarget_GrTextureFlagBit); 131 bool renderTarget = 0 != (desc.fFlags & kRenderTarget_GrSurfaceFlag);
132 if (kDefault_GrSurfaceOrigin == desc.fOrigin) { 132 if (kDefault_GrSurfaceOrigin == desc.fOrigin) {
133 return renderTarget ? kBottomLeft_GrSurfaceOrigin : kTopLeft_GrSurfaceOr igin; 133 return renderTarget ? kBottomLeft_GrSurfaceOrigin : kTopLeft_GrSurfaceOr igin;
134 } else { 134 } else {
135 return desc.fOrigin; 135 return desc.fOrigin;
136 } 136 }
137 } 137 }
138 } 138 }
139 139
140 ////////////////////////////////////////////////////////////////////////////// 140 //////////////////////////////////////////////////////////////////////////////
141 GrTexture::GrTexture(GrGpu* gpu, bool isWrapped, const GrTextureDesc& desc) 141 GrTexture::GrTexture(GrGpu* gpu, bool isWrapped, const GrSurfaceDesc& desc)
142 : INHERITED(gpu, isWrapped, desc) 142 : INHERITED(gpu, isWrapped, desc)
143 , fRenderTarget(NULL) 143 , fRenderTarget(NULL)
144 , fMipMapsStatus(kNotAllocated_MipMapsStatus) { 144 , fMipMapsStatus(kNotAllocated_MipMapsStatus) {
145 this->setScratchKey(GrTexturePriv::ComputeScratchKey(desc)); 145 this->setScratchKey(GrTexturePriv::ComputeScratchKey(desc));
146 // only make sense if alloc size is pow2 146 // only make sense if alloc size is pow2
147 fShiftFixedX = 31 - SkCLZ(fDesc.fWidth); 147 fShiftFixedX = 31 - SkCLZ(fDesc.fWidth);
148 fShiftFixedY = 31 - SkCLZ(fDesc.fHeight); 148 fShiftFixedY = 31 - SkCLZ(fDesc.fHeight);
149 } 149 }
150 150
151 GrResourceKey GrTexturePriv::ComputeKey(const GrGpu* gpu, 151 GrResourceKey GrTexturePriv::ComputeKey(const GrGpu* gpu,
152 const GrTextureParams* params, 152 const GrTextureParams* params,
153 const GrTextureDesc& desc, 153 const GrSurfaceDesc& desc,
154 const GrCacheID& cacheID) { 154 const GrCacheID& cacheID) {
155 GrResourceKey::ResourceFlags flags = get_texture_flags(gpu, params, desc); 155 GrResourceKey::ResourceFlags flags = get_texture_flags(gpu, params, desc);
156 return GrResourceKey(cacheID, ResourceType(), flags); 156 return GrResourceKey(cacheID, ResourceType(), flags);
157 } 157 }
158 158
159 GrResourceKey GrTexturePriv::ComputeScratchKey(const GrTextureDesc& desc) { 159 GrResourceKey GrTexturePriv::ComputeScratchKey(const GrSurfaceDesc& desc) {
160 GrCacheID::Key idKey; 160 GrCacheID::Key idKey;
161 // Instead of a client-provided key of the texture contents we create a key from the 161 // Instead of a client-provided key of the texture contents we create a key from the
162 // descriptor. 162 // descriptor.
163 GR_STATIC_ASSERT(sizeof(idKey) >= 16); 163 GR_STATIC_ASSERT(sizeof(idKey) >= 16);
164 SkASSERT(desc.fHeight < (1 << 16)); 164 SkASSERT(desc.fHeight < (1 << 16));
165 SkASSERT(desc.fWidth < (1 << 16)); 165 SkASSERT(desc.fWidth < (1 << 16));
166 idKey.fData32[0] = (desc.fWidth) | (desc.fHeight << 16); 166 idKey.fData32[0] = (desc.fWidth) | (desc.fHeight << 16);
167 idKey.fData32[1] = desc.fConfig | desc.fSampleCnt << 16; 167 idKey.fData32[1] = desc.fConfig | desc.fSampleCnt << 16;
168 idKey.fData32[2] = desc.fFlags; 168 idKey.fData32[2] = desc.fFlags;
169 idKey.fData32[3] = resolve_origin(desc); // Only needs 2 bits actually 169 idKey.fData32[3] = resolve_origin(desc); // Only needs 2 bits actually
170 static const int kPadSize = sizeof(idKey) - 16; 170 static const int kPadSize = sizeof(idKey) - 16;
171 GR_STATIC_ASSERT(kPadSize >= 0); 171 GR_STATIC_ASSERT(kPadSize >= 0);
172 memset(idKey.fData8 + 16, 0, kPadSize); 172 memset(idKey.fData8 + 16, 0, kPadSize);
173 173
174 GrCacheID cacheID(GrResourceKey::ScratchDomain(), idKey); 174 GrCacheID cacheID(GrResourceKey::ScratchDomain(), idKey);
175 return GrResourceKey(cacheID, ResourceType(), 0); 175 return GrResourceKey(cacheID, ResourceType(), 0);
176 } 176 }
177 177
178 bool GrTexturePriv::NeedsResizing(const GrResourceKey& key) { 178 bool GrTexturePriv::NeedsResizing(const GrResourceKey& key) {
179 return SkToBool(key.getResourceFlags() & kStretchToPOT_TextureFlag); 179 return SkToBool(key.getResourceFlags() & kStretchToPOT_TextureFlag);
180 } 180 }
181 181
182 bool GrTexturePriv::NeedsBilerp(const GrResourceKey& key) { 182 bool GrTexturePriv::NeedsBilerp(const GrResourceKey& key) {
183 return SkToBool(key.getResourceFlags() & kBilerp_TextureFlag); 183 return SkToBool(key.getResourceFlags() & kBilerp_TextureFlag);
184 } 184 }
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