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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 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 #ifndef GPU_COMMAND_BUFFER_CLIENT_GLES2_IMPLEMENTATION_H_ | 5 #ifndef GPU_COMMAND_BUFFER_CLIENT_GLES2_IMPLEMENTATION_H_ |
6 #define GPU_COMMAND_BUFFER_CLIENT_GLES2_IMPLEMENTATION_H_ | 6 #define GPU_COMMAND_BUFFER_CLIENT_GLES2_IMPLEMENTATION_H_ |
7 | 7 |
8 #include <GLES2/gl2.h> | 8 #include <GLES2/gl2.h> |
9 | 9 |
10 #include <map> | 10 #include <map> |
11 #include <queue> | 11 #include <queue> |
12 #include <set> | 12 #include <set> |
13 #include <string> | 13 #include <string> |
14 #include <vector> | 14 #include <vector> |
15 | 15 |
16 #include "base/memory/scoped_ptr.h" | 16 #include "base/memory/scoped_ptr.h" |
17 #include "../client/buffer_tracker.h" | 17 #include "../client/buffer_tracker.h" |
18 #include "../client/client_context_state.h" | 18 #include "../client/client_context_state.h" |
| 19 #include "../client/gpu_memory_buffer_factory.h" |
19 #include "../client/gles2_cmd_helper.h" | 20 #include "../client/gles2_cmd_helper.h" |
20 #include "../client/gles2_interface.h" | 21 #include "../client/gles2_interface.h" |
21 #include "../client/query_tracker.h" | 22 #include "../client/query_tracker.h" |
22 #include "../client/ref_counted.h" | 23 #include "../client/ref_counted.h" |
23 #include "../client/ring_buffer.h" | 24 #include "../client/ring_buffer.h" |
24 #include "../client/share_group.h" | 25 #include "../client/share_group.h" |
25 #include "../common/compiler_specific.h" | 26 #include "../common/compiler_specific.h" |
26 #include "../common/debug_marker_manager.h" | 27 #include "../common/debug_marker_manager.h" |
27 #include "../common/gles2_cmd_utils.h" | 28 #include "../common/gles2_cmd_utils.h" |
28 #include "gles2_impl_export.h" | 29 #include "gles2_impl_export.h" |
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95 struct GLUniformDefinitionCHROMIUM; | 96 struct GLUniformDefinitionCHROMIUM; |
96 | 97 |
97 namespace gpu { | 98 namespace gpu { |
98 | 99 |
99 class MappedMemoryManager; | 100 class MappedMemoryManager; |
100 class ScopedTransferBufferPtr; | 101 class ScopedTransferBufferPtr; |
101 class TransferBufferInterface; | 102 class TransferBufferInterface; |
102 | 103 |
103 namespace gles2 { | 104 namespace gles2 { |
104 | 105 |
| 106 class GpuMemoryBufferTracker; |
105 class VertexArrayObjectManager; | 107 class VertexArrayObjectManager; |
106 | 108 |
107 // This class emulates GLES2 over command buffers. It can be used by a client | 109 // This class emulates GLES2 over command buffers. It can be used by a client |
108 // program so that the program does not need deal with shared memory and command | 110 // program so that the program does not need deal with shared memory and command |
109 // buffer management. See gl2_lib.h. Note that there is a performance gain to | 111 // buffer management. See gl2_lib.h. Note that there is a performance gain to |
110 // be had by changing your code to use command buffers directly by using the | 112 // be had by changing your code to use command buffers directly by using the |
111 // GLES2CmdHelper but that entails changing your code to use and deal with | 113 // GLES2CmdHelper but that entails changing your code to use and deal with |
112 // shared memory and synchronization issues. | 114 // shared memory and synchronization issues. |
113 class GLES2_IMPL_EXPORT GLES2Implementation : public GLES2Interface { | 115 class GLES2_IMPL_EXPORT GLES2Implementation : public GLES2Interface { |
114 public: | 116 public: |
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212 void FreeEverything(); | 214 void FreeEverything(); |
213 | 215 |
214 void SetErrorMessageCallback(ErrorMessageCallback* callback) { | 216 void SetErrorMessageCallback(ErrorMessageCallback* callback) { |
215 error_message_callback_ = callback; | 217 error_message_callback_ = callback; |
216 } | 218 } |
217 | 219 |
218 ShareGroup* share_group() const { | 220 ShareGroup* share_group() const { |
219 return share_group_.get(); | 221 return share_group_.get(); |
220 } | 222 } |
221 | 223 |
| 224 // GLES2Implementation owns the |factory|. |
| 225 void SetGpuMemoryBufferFactory(scoped_ptr<GpuMemoryBufferFactory> factory) { |
| 226 gpu_memory_buffer_factory_ = factory.Pass(); |
| 227 } |
| 228 |
222 private: | 229 private: |
223 friend class GLES2ImplementationTest; | 230 friend class GLES2ImplementationTest; |
224 friend class VertexArrayObjectManager; | 231 friend class VertexArrayObjectManager; |
225 | 232 |
226 // Used to track whether an extension is available | 233 // Used to track whether an extension is available |
227 enum ExtensionStatus { | 234 enum ExtensionStatus { |
228 kAvailableExtensionStatus, | 235 kAvailableExtensionStatus, |
229 kUnavailableExtensionStatus, | 236 kUnavailableExtensionStatus, |
230 kUnknownExtensionStatus | 237 kUnknownExtensionStatus |
231 }; | 238 }; |
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400 bool BindRenderbufferHelper(GLenum target, GLuint texture); | 407 bool BindRenderbufferHelper(GLenum target, GLuint texture); |
401 bool BindTextureHelper(GLenum target, GLuint texture); | 408 bool BindTextureHelper(GLenum target, GLuint texture); |
402 bool BindVertexArrayHelper(GLuint array); | 409 bool BindVertexArrayHelper(GLuint array); |
403 | 410 |
404 void GenBuffersHelper(GLsizei n, const GLuint* buffers); | 411 void GenBuffersHelper(GLsizei n, const GLuint* buffers); |
405 void GenFramebuffersHelper(GLsizei n, const GLuint* framebuffers); | 412 void GenFramebuffersHelper(GLsizei n, const GLuint* framebuffers); |
406 void GenRenderbuffersHelper(GLsizei n, const GLuint* renderbuffers); | 413 void GenRenderbuffersHelper(GLsizei n, const GLuint* renderbuffers); |
407 void GenTexturesHelper(GLsizei n, const GLuint* textures); | 414 void GenTexturesHelper(GLsizei n, const GLuint* textures); |
408 void GenVertexArraysOESHelper(GLsizei n, const GLuint* arrays); | 415 void GenVertexArraysOESHelper(GLsizei n, const GLuint* arrays); |
409 void GenQueriesEXTHelper(GLsizei n, const GLuint* queries); | 416 void GenQueriesEXTHelper(GLsizei n, const GLuint* queries); |
| 417 void GenImageBuffersHelper(GLsizei n, const GLuint* imagebuffers); |
410 | 418 |
411 void DeleteBuffersHelper(GLsizei n, const GLuint* buffers); | 419 void DeleteBuffersHelper(GLsizei n, const GLuint* buffers); |
412 void DeleteFramebuffersHelper(GLsizei n, const GLuint* framebuffers); | 420 void DeleteFramebuffersHelper(GLsizei n, const GLuint* framebuffers); |
413 void DeleteRenderbuffersHelper(GLsizei n, const GLuint* renderbuffers); | 421 void DeleteRenderbuffersHelper(GLsizei n, const GLuint* renderbuffers); |
414 void DeleteTexturesHelper(GLsizei n, const GLuint* textures); | 422 void DeleteTexturesHelper(GLsizei n, const GLuint* textures); |
415 bool DeleteProgramHelper(GLuint program); | 423 bool DeleteProgramHelper(GLuint program); |
416 bool DeleteShaderHelper(GLuint shader); | 424 bool DeleteShaderHelper(GLuint shader); |
417 void DeleteQueriesEXTHelper(GLsizei n, const GLuint* queries); | 425 void DeleteQueriesEXTHelper(GLsizei n, const GLuint* queries); |
418 void DeleteVertexArraysOESHelper(GLsizei n, const GLuint* arrays); | 426 void DeleteVertexArraysOESHelper(GLsizei n, const GLuint* arrays); |
419 | 427 |
420 void DeleteBuffersStub(GLsizei n, const GLuint* buffers); | 428 void DeleteBuffersStub(GLsizei n, const GLuint* buffers); |
421 void DeleteFramebuffersStub(GLsizei n, const GLuint* framebuffers); | 429 void DeleteFramebuffersStub(GLsizei n, const GLuint* framebuffers); |
422 void DeleteRenderbuffersStub(GLsizei n, const GLuint* renderbuffers); | 430 void DeleteRenderbuffersStub(GLsizei n, const GLuint* renderbuffers); |
423 void DeleteTexturesStub(GLsizei n, const GLuint* textures); | 431 void DeleteTexturesStub(GLsizei n, const GLuint* textures); |
424 void DeleteProgramStub(GLsizei n, const GLuint* programs); | 432 void DeleteProgramStub(GLsizei n, const GLuint* programs); |
425 void DeleteShaderStub(GLsizei n, const GLuint* shaders); | 433 void DeleteShaderStub(GLsizei n, const GLuint* shaders); |
426 // TODO(gman): Remove this as queries are not shared. | 434 // TODO(gman): Remove this as queries are not shared. |
427 void DeleteQueriesStub(GLsizei n, const GLuint* queries); | 435 void DeleteQueriesStub(GLsizei n, const GLuint* queries); |
428 void DeleteVertexArraysOESStub(GLsizei n, const GLuint* arrays); | 436 void DeleteVertexArraysOESStub(GLsizei n, const GLuint* arrays); |
429 | 437 |
430 void BufferDataHelper( | 438 void BufferDataHelper( |
431 GLenum target, GLsizeiptr size, const void* data, GLenum usage); | 439 GLenum target, GLsizeiptr size, const void* data, GLenum usage); |
432 void BufferSubDataHelper( | 440 void BufferSubDataHelper( |
433 GLenum target, GLintptr offset, GLsizeiptr size, const void* data); | 441 GLenum target, GLintptr offset, GLsizeiptr size, const void* data); |
434 void BufferSubDataHelperImpl( | 442 void BufferSubDataHelperImpl( |
435 GLenum target, GLintptr offset, GLsizeiptr size, const void* data, | 443 GLenum target, GLintptr offset, GLsizeiptr size, const void* data, |
436 ScopedTransferBufferPtr* buffer); | 444 ScopedTransferBufferPtr* buffer); |
437 | 445 |
| 446 GLuint CreateImageCHROMIUMHelper(GLsizei width, GLsizei height); |
| 447 void DestroyImageCHROMIUMHelper(GLuint image_id); |
| 448 void* MapImageCHROMIUMHelper(GLuint image_id, GLenum access); |
| 449 GLboolean UnmapImageCHROMIUMHelper(GLuint image_id); |
| 450 void GetImageParameterivCHROMIUMHelper( |
| 451 GLuint image_id, GLenum pname, GLint* params); |
| 452 |
438 // Helper for GetVertexAttrib | 453 // Helper for GetVertexAttrib |
439 bool GetVertexAttribHelper(GLuint index, GLenum pname, uint32* param); | 454 bool GetVertexAttribHelper(GLuint index, GLenum pname, uint32* param); |
440 | 455 |
441 GLuint GetMaxValueInBufferCHROMIUMHelper( | 456 GLuint GetMaxValueInBufferCHROMIUMHelper( |
442 GLuint buffer_id, GLsizei count, GLenum type, GLuint offset); | 457 GLuint buffer_id, GLsizei count, GLenum type, GLuint offset); |
443 | 458 |
444 void RestoreElementAndArrayBuffers(bool restore); | 459 void RestoreElementAndArrayBuffers(bool restore); |
445 void RestoreArrayBuffer(bool restrore); | 460 void RestoreArrayBuffer(bool restrore); |
446 | 461 |
447 // The pixels pointer should already account for unpack skip rows and skip | 462 // The pixels pointer should already account for unpack skip rows and skip |
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593 ShaderPrecisionCacheMap; | 608 ShaderPrecisionCacheMap; |
594 ShaderPrecisionCacheMap shader_precision_cache_; | 609 ShaderPrecisionCacheMap shader_precision_cache_; |
595 | 610 |
596 scoped_refptr<ShareGroup> share_group_; | 611 scoped_refptr<ShareGroup> share_group_; |
597 | 612 |
598 scoped_ptr<QueryTracker> query_tracker_; | 613 scoped_ptr<QueryTracker> query_tracker_; |
599 QueryTracker::Query* current_query_; | 614 QueryTracker::Query* current_query_; |
600 | 615 |
601 scoped_ptr<BufferTracker> buffer_tracker_; | 616 scoped_ptr<BufferTracker> buffer_tracker_; |
602 | 617 |
| 618 scoped_ptr<GpuMemoryBufferTracker> gpu_memory_buffer_tracker_; |
| 619 |
603 ErrorMessageCallback* error_message_callback_; | 620 ErrorMessageCallback* error_message_callback_; |
604 | 621 |
605 scoped_ptr<std::string> current_trace_name_; | 622 scoped_ptr<std::string> current_trace_name_; |
606 | 623 |
| 624 scoped_ptr<GpuMemoryBufferFactory> gpu_memory_buffer_factory_; |
| 625 |
607 DISALLOW_COPY_AND_ASSIGN(GLES2Implementation); | 626 DISALLOW_COPY_AND_ASSIGN(GLES2Implementation); |
608 }; | 627 }; |
609 | 628 |
610 inline bool GLES2Implementation::GetBufferParameterivHelper( | 629 inline bool GLES2Implementation::GetBufferParameterivHelper( |
611 GLenum /* target */, GLenum /* pname */, GLint* /* params */) { | 630 GLenum /* target */, GLenum /* pname */, GLint* /* params */) { |
612 return false; | 631 return false; |
613 } | 632 } |
614 | 633 |
615 inline bool GLES2Implementation::GetFramebufferAttachmentParameterivHelper( | 634 inline bool GLES2Implementation::GetFramebufferAttachmentParameterivHelper( |
616 GLenum /* target */, | 635 GLenum /* target */, |
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637 | 656 |
638 inline bool GLES2Implementation::GetTexParameterivHelper( | 657 inline bool GLES2Implementation::GetTexParameterivHelper( |
639 GLenum /* target */, GLenum /* pname */, GLint* /* params */) { | 658 GLenum /* target */, GLenum /* pname */, GLint* /* params */) { |
640 return false; | 659 return false; |
641 } | 660 } |
642 | 661 |
643 } // namespace gles2 | 662 } // namespace gles2 |
644 } // namespace gpu | 663 } // namespace gpu |
645 | 664 |
646 #endif // GPU_COMMAND_BUFFER_CLIENT_GLES2_IMPLEMENTATION_H_ | 665 #endif // GPU_COMMAND_BUFFER_CLIENT_GLES2_IMPLEMENTATION_H_ |
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