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1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "cc/direct_renderer.h" | 5 #include "cc/direct_renderer.h" |
6 | 6 |
7 #include <vector> | 7 #include <vector> |
8 | 8 |
9 #include "base/debug/trace_event.h" | 9 #include "base/debug/trace_event.h" |
10 #include "cc/math_util.h" | 10 #include "cc/math_util.h" |
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129 continue; | 129 continue; |
130 } | 130 } |
131 | 131 |
132 const RenderPass* renderPassInFrame = it->second; | 132 const RenderPass* renderPassInFrame = it->second; |
133 const gfx::Size& requiredSize = renderPassTextureSize(renderPassInFrame)
; | 133 const gfx::Size& requiredSize = renderPassTextureSize(renderPassInFrame)
; |
134 GLenum requiredFormat = renderPassTextureFormat(renderPassInFrame); | 134 GLenum requiredFormat = renderPassTextureFormat(renderPassInFrame); |
135 CachedResource* texture = passIterator->second; | 135 CachedResource* texture = passIterator->second; |
136 DCHECK(texture); | 136 DCHECK(texture); |
137 | 137 |
138 if (texture->id() && (texture->size() != requiredSize || texture->format
() != requiredFormat)) | 138 if (texture->id() && (texture->size() != requiredSize || texture->format
() != requiredFormat)) |
139 texture->free(); | 139 texture->Free(); |
140 } | 140 } |
141 | 141 |
142 // Delete RenderPass textures from the previous frame that will not be used
again. | 142 // Delete RenderPass textures from the previous frame that will not be used
again. |
143 for (size_t i = 0; i < passesToDelete.size(); ++i) | 143 for (size_t i = 0; i < passesToDelete.size(); ++i) |
144 m_renderPassTextures.erase(passesToDelete[i]); | 144 m_renderPassTextures.erase(passesToDelete[i]); |
145 | 145 |
146 for (size_t i = 0; i < renderPassesInDrawOrder.size(); ++i) { | 146 for (size_t i = 0; i < renderPassesInDrawOrder.size(); ++i) { |
147 if (!m_renderPassTextures.contains(renderPassesInDrawOrder[i]->id())) { | 147 if (!m_renderPassTextures.contains(renderPassesInDrawOrder[i]->id())) { |
148 scoped_ptr<CachedResource> texture = CachedResource::create(m_resource
Provider); | 148 scoped_ptr<CachedResource> texture = CachedResource::create(m_resource
Provider); |
149 m_renderPassTextures.set(renderPassesInDrawOrder[i]->id(), texture.P
ass()); | 149 m_renderPassTextures.set(renderPassesInDrawOrder[i]->id(), texture.P
ass()); |
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206 | 206 |
207 if (renderPass == frame.rootRenderPass) { | 207 if (renderPass == frame.rootRenderPass) { |
208 bindFramebufferToOutputSurface(frame); | 208 bindFramebufferToOutputSurface(frame); |
209 initializeMatrices(frame, renderPass->outputRect(), flippedFramebuffer()
); | 209 initializeMatrices(frame, renderPass->outputRect(), flippedFramebuffer()
); |
210 setDrawViewportSize(renderPass->outputRect().size()); | 210 setDrawViewportSize(renderPass->outputRect().size()); |
211 return true; | 211 return true; |
212 } | 212 } |
213 | 213 |
214 CachedResource* texture = m_renderPassTextures.get(renderPass->id()); | 214 CachedResource* texture = m_renderPassTextures.get(renderPass->id()); |
215 DCHECK(texture); | 215 DCHECK(texture); |
216 if (!texture->id() && !texture->allocate(Renderer::ImplPool, renderPassTextu
reSize(renderPass), renderPassTextureFormat(renderPass), ResourceProvider::Textu
reUsageFramebuffer)) | 216 if (!texture->id() && !texture->Allocate(Renderer::ImplPool, renderPassTextu
reSize(renderPass), renderPassTextureFormat(renderPass), ResourceProvider::Textu
reUsageFramebuffer)) |
217 return false; | 217 return false; |
218 | 218 |
219 return bindFramebufferToTexture(frame, texture, renderPass->outputRect()); | 219 return bindFramebufferToTexture(frame, texture, renderPass->outputRect()); |
220 } | 220 } |
221 | 221 |
222 bool DirectRenderer::haveCachedResourcesForRenderPassId(RenderPass::Id id) const | 222 bool DirectRenderer::haveCachedResourcesForRenderPassId(RenderPass::Id id) const |
223 { | 223 { |
224 CachedResource* texture = m_renderPassTextures.get(id); | 224 CachedResource* texture = m_renderPassTextures.get(id); |
225 return texture && texture->id() && texture->isComplete(); | 225 return texture && texture->id() && texture->isComplete(); |
226 } | 226 } |
227 | 227 |
228 // static | 228 // static |
229 gfx::Size DirectRenderer::renderPassTextureSize(const RenderPass* pass) | 229 gfx::Size DirectRenderer::renderPassTextureSize(const RenderPass* pass) |
230 { | 230 { |
231 return pass->outputRect().size(); | 231 return pass->outputRect().size(); |
232 } | 232 } |
233 | 233 |
234 // static | 234 // static |
235 GLenum DirectRenderer::renderPassTextureFormat(const RenderPass*) | 235 GLenum DirectRenderer::renderPassTextureFormat(const RenderPass*) |
236 { | 236 { |
237 return GL_RGBA; | 237 return GL_RGBA; |
238 } | 238 } |
239 | 239 |
240 } // namespace cc | 240 } // namespace cc |
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