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| 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 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 #ifndef GPU_COMMAND_BUFFER_SERVICE_FRAMEBUFFER_MANAGER_H_ | 5 #ifndef GPU_COMMAND_BUFFER_SERVICE_FRAMEBUFFER_MANAGER_H_ |
| 6 #define GPU_COMMAND_BUFFER_SERVICE_FRAMEBUFFER_MANAGER_H_ | 6 #define GPU_COMMAND_BUFFER_SERVICE_FRAMEBUFFER_MANAGER_H_ |
| 7 | 7 |
| 8 #include <map> | 8 #include <map> |
| 9 #include "base/basictypes.h" | 9 #include "base/basictypes.h" |
| 10 #include "base/logging.h" | 10 #include "base/logging.h" |
| 11 #include "base/ref_counted.h" | 11 #include "base/ref_counted.h" |
| 12 #include "base/scoped_ptr.h" | 12 #include "base/scoped_ptr.h" |
| 13 #include "gpu/command_buffer/service/gl_utils.h" | 13 #include "gpu/command_buffer/service/gl_utils.h" |
| 14 #include "gpu/command_buffer/service/renderbuffer_manager.h" | 14 #include "gpu/command_buffer/service/renderbuffer_manager.h" |
| 15 | 15 |
| 16 namespace gpu { | 16 namespace gpu { |
| 17 namespace gles2 { | 17 namespace gles2 { |
| 18 | 18 |
| 19 // This class keeps track of the frambebuffers and their attached renderbuffers | 19 // This class keeps track of the frambebuffers and their attached renderbuffers |
| 20 // so we can correctly clear them. | 20 // so we can correctly clear them. |
| 21 class FramebufferManager { | 21 class FramebufferManager { |
| 22 public: | 22 public: |
| 23 // Info about Framebuffers currently in the system. | 23 // Info about Framebuffers currently in the system. |
| 24 class FramebufferInfo : public base::RefCounted<FramebufferInfo> { | 24 class FramebufferInfo : public base::RefCounted<FramebufferInfo> { |
| 25 public: | 25 public: |
| 26 typedef scoped_refptr<FramebufferInfo> Ref; | 26 typedef scoped_refptr<FramebufferInfo> Ref; |
| 27 | 27 |
| 28 explicit FramebufferInfo(GLuint framebuffer_id) | 28 explicit FramebufferInfo(GLuint service_id) |
| 29 : framebuffer_id_(framebuffer_id) { | 29 : service_id_(service_id) { |
| 30 } | 30 } |
| 31 | 31 |
| 32 GLuint framebuffer_id() const { | 32 GLuint service_id() const { |
| 33 return framebuffer_id_; | 33 return service_id_; |
| 34 } | 34 } |
| 35 | 35 |
| 36 // Attaches a renderbuffer to a particlar attachment. | 36 // Attaches a renderbuffer to a particlar attachment. |
| 37 // Pass null to detach. | 37 // Pass null to detach. |
| 38 void AttachRenderbuffer( | 38 void AttachRenderbuffer( |
| 39 GLenum attachment, RenderbufferManager::RenderbufferInfo* renderbuffer); | 39 GLenum attachment, RenderbufferManager::RenderbufferInfo* renderbuffer); |
| 40 | 40 |
| 41 bool IsDeleted() { | 41 bool IsDeleted() { |
| 42 return framebuffer_id_ == 0; | 42 return service_id_ == 0; |
| 43 } | 43 } |
| 44 | 44 |
| 45 private: | 45 private: |
| 46 friend class FramebufferManager; | 46 friend class FramebufferManager; |
| 47 friend class base::RefCounted<FramebufferInfo>; | 47 friend class base::RefCounted<FramebufferInfo>; |
| 48 | 48 |
| 49 ~FramebufferInfo() { } | 49 ~FramebufferInfo() { } |
| 50 | 50 |
| 51 void MarkAsDeleted() { | 51 void MarkAsDeleted() { |
| 52 framebuffer_id_ = 0; | 52 service_id_ = 0; |
| 53 renderbuffers_.clear(); | 53 renderbuffers_.clear(); |
| 54 } | 54 } |
| 55 | 55 |
| 56 // Service side framebuffer id. | 56 // Service side framebuffer id. |
| 57 GLuint framebuffer_id_; | 57 GLuint service_id_; |
| 58 | 58 |
| 59 // A map of attachments to renderbuffers. | 59 // A map of attachments to renderbuffers. |
| 60 typedef std::map<GLenum, RenderbufferManager::RenderbufferInfo::Ref> | 60 typedef std::map<GLenum, RenderbufferManager::RenderbufferInfo::Ref> |
| 61 AttachmentToRenderbufferMap; | 61 AttachmentToRenderbufferMap; |
| 62 AttachmentToRenderbufferMap renderbuffers_; | 62 AttachmentToRenderbufferMap renderbuffers_; |
| 63 }; | 63 }; |
| 64 | 64 |
| 65 FramebufferManager() { } | 65 FramebufferManager() { } |
| 66 | 66 |
| 67 // Creates a FramebufferInfo for the given framebuffer. | 67 // Creates a FramebufferInfo for the given framebuffer. |
| 68 void CreateFramebufferInfo(GLuint framebuffer_id); | 68 void CreateFramebufferInfo(GLuint client_id, GLuint service_id); |
| 69 | 69 |
| 70 // Gets the framebuffer info for the given framebuffer. | 70 // Gets the framebuffer info for the given framebuffer. |
| 71 FramebufferInfo* GetFramebufferInfo(GLuint framebuffer_id); | 71 FramebufferInfo* GetFramebufferInfo(GLuint client_id); |
| 72 | 72 |
| 73 // Removes a framebuffer info for the given framebuffer. | 73 // Removes a framebuffer info for the given framebuffer. |
| 74 void RemoveFramebufferInfo(GLuint framebuffer_id); | 74 void RemoveFramebufferInfo(GLuint client_id); |
| 75 | 75 |
| 76 private: | 76 private: |
| 77 // Info for each framebuffer in the system. | 77 // Info for each framebuffer in the system. |
| 78 // TODO(gman): Choose a faster container. | 78 // TODO(gman): Choose a faster container. |
| 79 typedef std::map<GLuint, FramebufferInfo::Ref> FramebufferInfoMap; | 79 typedef std::map<GLuint, FramebufferInfo::Ref> FramebufferInfoMap; |
| 80 FramebufferInfoMap framebuffer_infos_; | 80 FramebufferInfoMap framebuffer_infos_; |
| 81 | 81 |
| 82 DISALLOW_COPY_AND_ASSIGN(FramebufferManager); | 82 DISALLOW_COPY_AND_ASSIGN(FramebufferManager); |
| 83 }; | 83 }; |
| 84 | 84 |
| 85 } // namespace gles2 | 85 } // namespace gles2 |
| 86 } // namespace gpu | 86 } // namespace gpu |
| 87 | 87 |
| 88 #endif // GPU_COMMAND_BUFFER_SERVICE_FRAMEBUFFER_MANAGER_H_ | 88 #endif // GPU_COMMAND_BUFFER_SERVICE_FRAMEBUFFER_MANAGER_H_ |
| 89 | 89 |
| 90 | 90 |
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