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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 "platform/graphics/AcceleratedStaticBitmapImage.h" | 5 #include "platform/graphics/AcceleratedStaticBitmapImage.h" |
| 6 | 6 |
| 7 #include "gpu/command_buffer/client/gles2_interface.h" | 7 #include "gpu/command_buffer/client/gles2_interface.h" |
| 8 #include "gpu/command_buffer/common/sync_token.h" | 8 #include "gpu/command_buffer/common/sync_token.h" |
| 9 #include "platform/graphics/MailboxTextureHolder.h" | 9 #include "platform/graphics/MailboxTextureHolder.h" |
| 10 #include "platform/graphics/SkiaTextureHolder.h" | 10 #include "platform/graphics/SkiaTextureHolder.h" |
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| 59 IntSize AcceleratedStaticBitmapImage::size() const { | 59 IntSize AcceleratedStaticBitmapImage::size() const { |
| 60 return m_textureHolder->size(); | 60 return m_textureHolder->size(); |
| 61 } | 61 } |
| 62 | 62 |
| 63 void AcceleratedStaticBitmapImage::updateSyncToken(gpu::SyncToken syncToken) { | 63 void AcceleratedStaticBitmapImage::updateSyncToken(gpu::SyncToken syncToken) { |
| 64 m_textureHolder->updateSyncToken(syncToken); | 64 m_textureHolder->updateSyncToken(syncToken); |
| 65 } | 65 } |
| 66 | 66 |
| 67 void AcceleratedStaticBitmapImage::copyToTexture( | 67 void AcceleratedStaticBitmapImage::copyToTexture( |
| 68 WebGraphicsContext3DProvider* destProvider, | 68 WebGraphicsContext3DProvider* destProvider, |
| 69 GLenum destTarget, |
| 69 GLuint destTextureId, | 70 GLuint destTextureId, |
| 70 GLenum internalFormat, | 71 bool flipY, |
| 71 GLenum destType, | 72 const IntPoint& destPoint, |
| 72 bool flipY) { | 73 const IntRect& sourceSubRectangle) { |
| 73 checkThread(); | 74 checkThread(); |
| 74 if (!isValid()) | 75 if (!isValid()) |
| 75 return; | 76 return; |
| 76 // |destProvider| may not be the same context as the one used for |m_image|, | 77 // |destProvider| may not be the same context as the one used for |m_image|, |
| 77 // so we use a mailbox to generate a texture id for |destProvider| to access. | 78 // so we use a mailbox to generate a texture id for |destProvider| to access. |
| 78 ensureMailbox(); | 79 ensureMailbox(); |
| 79 | 80 |
| 80 // Get a texture id that |destProvider| knows about and copy from it. | 81 // Get a texture id that |destProvider| knows about and copy from it. |
| 81 gpu::gles2::GLES2Interface* destGL = destProvider->contextGL(); | 82 gpu::gles2::GLES2Interface* destGL = destProvider->contextGL(); |
| 82 destGL->WaitSyncTokenCHROMIUM(m_textureHolder->syncToken().GetData()); | 83 destGL->WaitSyncTokenCHROMIUM(m_textureHolder->syncToken().GetData()); |
| 83 GLuint sourceTextureId = destGL->CreateAndConsumeTextureCHROMIUM( | 84 GLuint sourceTextureId = destGL->CreateAndConsumeTextureCHROMIUM( |
| 84 GL_TEXTURE_2D, m_textureHolder->mailbox().name); | 85 GL_TEXTURE_2D, m_textureHolder->mailbox().name); |
| 85 destGL->CopyTextureCHROMIUM(sourceTextureId, 0, GL_TEXTURE_2D, destTextureId, | 86 destGL->CopySubTextureCHROMIUM( |
| 86 0, internalFormat, destType, flipY, false, false); | 87 sourceTextureId, 0, destTarget, destTextureId, 0, destPoint.x(), |
| 88 destPoint.y(), sourceSubRectangle.x(), sourceSubRectangle.y(), |
| 89 sourceSubRectangle.width(), sourceSubRectangle.height(), flipY, false, |
| 90 false); |
| 87 // This drops the |destGL| context's reference on our |m_mailbox|, but it's | 91 // This drops the |destGL| context's reference on our |m_mailbox|, but it's |
| 88 // still held alive by our SkImage. | 92 // still held alive by our SkImage. |
| 89 destGL->DeleteTextures(1, &sourceTextureId); | 93 destGL->DeleteTextures(1, &sourceTextureId); |
| 90 } | 94 } |
| 91 | 95 |
| 92 sk_sp<SkImage> AcceleratedStaticBitmapImage::imageForCurrentFrame() { | 96 sk_sp<SkImage> AcceleratedStaticBitmapImage::imageForCurrentFrame() { |
| 93 // TODO(xlai): Refactor so that sync tokens are only used when | 97 // TODO(xlai): Refactor so that sync tokens are only used when |
| 94 // |m_textureHolder| is MailboxTextureHolder. | 98 // |m_textureHolder| is MailboxTextureHolder. |
| 95 // https://crbug.com/693229 | 99 // https://crbug.com/693229 |
| 96 checkThread(); | 100 checkThread(); |
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| 172 | 176 |
| 173 void AcceleratedStaticBitmapImage::checkThread() { | 177 void AcceleratedStaticBitmapImage::checkThread() { |
| 174 if (m_detachThreadAtNextCheck) { | 178 if (m_detachThreadAtNextCheck) { |
| 175 m_threadChecker.DetachFromThread(); | 179 m_threadChecker.DetachFromThread(); |
| 176 m_detachThreadAtNextCheck = false; | 180 m_detachThreadAtNextCheck = false; |
| 177 } | 181 } |
| 178 CHECK(m_threadChecker.CalledOnValidThread()); | 182 CHECK(m_threadChecker.CalledOnValidThread()); |
| 179 } | 183 } |
| 180 | 184 |
| 181 } // namespace blink | 185 } // namespace blink |
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