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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 #ifndef CC_RESOURCES_RESOURCE_PROVIDER_H_ | 5 #ifndef CC_RESOURCES_RESOURCE_PROVIDER_H_ |
6 #define CC_RESOURCES_RESOURCE_PROVIDER_H_ | 6 #define CC_RESOURCES_RESOURCE_PROVIDER_H_ |
7 | 7 |
8 #include <deque> | 8 #include <deque> |
9 #include <set> | 9 #include <set> |
10 #include <string> | 10 #include <string> |
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601 scoped_ptr<IdAllocator> buffer_id_allocator_; | 601 scoped_ptr<IdAllocator> buffer_id_allocator_; |
602 | 602 |
603 bool use_sync_query_; | 603 bool use_sync_query_; |
604 bool use_persistent_map_for_gpu_memory_buffers_; | 604 bool use_persistent_map_for_gpu_memory_buffers_; |
605 // Fence used for CopyResource if CHROMIUM_sync_query is not supported. | 605 // Fence used for CopyResource if CHROMIUM_sync_query is not supported. |
606 scoped_refptr<SynchronousFence> synchronous_fence_; | 606 scoped_refptr<SynchronousFence> synchronous_fence_; |
607 | 607 |
608 DISALLOW_COPY_AND_ASSIGN(ResourceProvider); | 608 DISALLOW_COPY_AND_ASSIGN(ResourceProvider); |
609 }; | 609 }; |
610 | 610 |
611 // TODO(epenner): Move these format conversions to resource_format.h | |
612 // once that builds on mac (npapi.h currently #includes OpenGL.h). | |
613 inline int BitsPerPixel(ResourceFormat format) { | |
614 switch (format) { | |
615 case BGRA_8888: | |
616 case RGBA_8888: | |
617 return 32; | |
618 case RGBA_4444: | |
619 case RGB_565: | |
620 return 16; | |
621 case ALPHA_8: | |
622 case LUMINANCE_8: | |
623 case RED_8: | |
624 return 8; | |
625 case ETC1: | |
626 return 4; | |
627 } | |
628 NOTREACHED(); | |
629 return 0; | |
630 } | |
631 | |
632 inline GLenum GLDataType(ResourceFormat format) { | |
633 DCHECK_LE(format, RESOURCE_FORMAT_MAX); | |
634 static const unsigned format_gl_data_type[RESOURCE_FORMAT_MAX + 1] = { | |
635 GL_UNSIGNED_BYTE, // RGBA_8888 | |
636 GL_UNSIGNED_SHORT_4_4_4_4, // RGBA_4444 | |
637 GL_UNSIGNED_BYTE, // BGRA_8888 | |
638 GL_UNSIGNED_BYTE, // ALPHA_8 | |
639 GL_UNSIGNED_BYTE, // LUMINANCE_8 | |
640 GL_UNSIGNED_SHORT_5_6_5, // RGB_565, | |
641 GL_UNSIGNED_BYTE, // ETC1 | |
642 GL_UNSIGNED_BYTE // RED_8 | |
643 }; | |
644 return format_gl_data_type[format]; | |
645 } | |
646 | |
647 inline GLenum GLDataFormat(ResourceFormat format) { | |
648 DCHECK_LE(format, RESOURCE_FORMAT_MAX); | |
649 static const unsigned format_gl_data_format[RESOURCE_FORMAT_MAX + 1] = { | |
650 GL_RGBA, // RGBA_8888 | |
651 GL_RGBA, // RGBA_4444 | |
652 GL_BGRA_EXT, // BGRA_8888 | |
653 GL_ALPHA, // ALPHA_8 | |
654 GL_LUMINANCE, // LUMINANCE_8 | |
655 GL_RGB, // RGB_565 | |
656 GL_ETC1_RGB8_OES, // ETC1 | |
657 GL_RED_EXT // RED_8 | |
658 }; | |
659 return format_gl_data_format[format]; | |
660 } | |
661 | |
662 inline GLenum GLInternalFormat(ResourceFormat format) { | |
663 return GLDataFormat(format); | |
664 } | |
665 | |
666 } // namespace cc | 611 } // namespace cc |
667 | 612 |
668 #endif // CC_RESOURCES_RESOURCE_PROVIDER_H_ | 613 #endif // CC_RESOURCES_RESOURCE_PROVIDER_H_ |
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