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Issue 1067733003: Handle GPU command buffer client side Get* caching. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 5 years, 8 months ago
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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 // A class to emulate GLES2 over command buffers. 5 // A class to emulate GLES2 over command buffers.
6 6
7 #include "gpu/command_buffer/client/gles2_implementation.h" 7 #include "gpu/command_buffer/client/gles2_implementation.h"
8 8
9 #include <GLES2/gl2ext.h> 9 #include <GLES2/gl2ext.h>
10 #include <GLES2/gl2extchromium.h> 10 #include <GLES2/gl2extchromium.h>
(...skipping 596 matching lines...) Expand 10 before | Expand all | Expand 10 after
607 CheckGLError(); 607 CheckGLError();
608 return state; 608 return state;
609 } 609 }
610 610
611 bool GLES2Implementation::GetHelper(GLenum pname, GLint* params) { 611 bool GLES2Implementation::GetHelper(GLenum pname, GLint* params) {
612 // TODO(zmo): For all the BINDING points, there is a possibility where 612 // TODO(zmo): For all the BINDING points, there is a possibility where
613 // resources are shared among multiple contexts, that the cached points 613 // resources are shared among multiple contexts, that the cached points
614 // are invalid. It is not a problem for now, but once we allow resource 614 // are invalid. It is not a problem for now, but once we allow resource
615 // sharing in WebGL, we need to implement a mechanism to allow correct 615 // sharing in WebGL, we need to implement a mechanism to allow correct
616 // client side binding points tracking. crbug.com/465562. 616 // client side binding points tracking. crbug.com/465562.
617
618 // ES2 parameters.
617 switch (pname) { 619 switch (pname) {
620 case GL_ACTIVE_TEXTURE:
621 *params = active_texture_unit_ + GL_TEXTURE0;
622 return true;
623 case GL_ARRAY_BUFFER_BINDING:
624 *params = bound_array_buffer_id_;
625 return true;
626 case GL_ELEMENT_ARRAY_BUFFER_BINDING:
627 *params =
628 vertex_array_object_manager_->bound_element_array_buffer();
629 return true;
630 case GL_FRAMEBUFFER_BINDING:
631 *params = bound_framebuffer_;
632 return true;
618 case GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS: 633 case GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS:
619 *params = capabilities_.max_combined_texture_image_units; 634 *params = capabilities_.max_combined_texture_image_units;
620 return true; 635 return true;
621 case GL_MAX_CUBE_MAP_TEXTURE_SIZE: 636 case GL_MAX_CUBE_MAP_TEXTURE_SIZE:
622 *params = capabilities_.max_cube_map_texture_size; 637 *params = capabilities_.max_cube_map_texture_size;
623 return true; 638 return true;
624 case GL_MAX_FRAGMENT_UNIFORM_VECTORS: 639 case GL_MAX_FRAGMENT_UNIFORM_VECTORS:
625 *params = capabilities_.max_fragment_uniform_vectors; 640 *params = capabilities_.max_fragment_uniform_vectors;
626 return true; 641 return true;
627 case GL_MAX_RENDERBUFFER_SIZE: 642 case GL_MAX_RENDERBUFFER_SIZE:
(...skipping 16 matching lines...) Expand all
644 return true; 659 return true;
645 case GL_MAX_VERTEX_UNIFORM_VECTORS: 660 case GL_MAX_VERTEX_UNIFORM_VECTORS:
646 *params = capabilities_.max_vertex_uniform_vectors; 661 *params = capabilities_.max_vertex_uniform_vectors;
647 return true; 662 return true;
648 case GL_NUM_COMPRESSED_TEXTURE_FORMATS: 663 case GL_NUM_COMPRESSED_TEXTURE_FORMATS:
649 *params = capabilities_.num_compressed_texture_formats; 664 *params = capabilities_.num_compressed_texture_formats;
650 return true; 665 return true;
651 case GL_NUM_SHADER_BINARY_FORMATS: 666 case GL_NUM_SHADER_BINARY_FORMATS:
652 *params = capabilities_.num_shader_binary_formats; 667 *params = capabilities_.num_shader_binary_formats;
653 return true; 668 return true;
654 case GL_ARRAY_BUFFER_BINDING: 669 case GL_RENDERBUFFER_BINDING:
655 *params = bound_array_buffer_id_; 670 *params = bound_renderbuffer_;
656 return true;
657 case GL_ELEMENT_ARRAY_BUFFER_BINDING:
658 *params =
659 vertex_array_object_manager_->bound_element_array_buffer();
660 return true;
661 case GL_PIXEL_PACK_TRANSFER_BUFFER_BINDING_CHROMIUM:
662 *params = bound_pixel_pack_transfer_buffer_id_;
663 return true;
664 case GL_PIXEL_UNPACK_TRANSFER_BUFFER_BINDING_CHROMIUM:
665 *params = bound_pixel_unpack_transfer_buffer_id_;
666 return true;
667 case GL_ACTIVE_TEXTURE:
668 *params = active_texture_unit_ + GL_TEXTURE0;
669 return true; 671 return true;
670 case GL_TEXTURE_BINDING_2D: 672 case GL_TEXTURE_BINDING_2D:
671 *params = texture_units_[active_texture_unit_].bound_texture_2d; 673 *params = texture_units_[active_texture_unit_].bound_texture_2d;
672 return true; 674 return true;
673 case GL_TEXTURE_BINDING_CUBE_MAP: 675 case GL_TEXTURE_BINDING_CUBE_MAP:
674 *params = texture_units_[active_texture_unit_].bound_texture_cube_map; 676 *params = texture_units_[active_texture_unit_].bound_texture_cube_map;
675 return true; 677 return true;
678
679 // Non-standard parameters.
676 case GL_TEXTURE_BINDING_EXTERNAL_OES: 680 case GL_TEXTURE_BINDING_EXTERNAL_OES:
677 *params = 681 *params =
678 texture_units_[active_texture_unit_].bound_texture_external_oes; 682 texture_units_[active_texture_unit_].bound_texture_external_oes;
679 return true; 683 return true;
680 case GL_FRAMEBUFFER_BINDING: 684 case GL_PIXEL_PACK_TRANSFER_BUFFER_BINDING_CHROMIUM:
681 *params = bound_framebuffer_; 685 *params = bound_pixel_pack_transfer_buffer_id_;
686 return true;
687 case GL_PIXEL_UNPACK_TRANSFER_BUFFER_BINDING_CHROMIUM:
688 *params = bound_pixel_unpack_transfer_buffer_id_;
682 return true; 689 return true;
683 case GL_READ_FRAMEBUFFER_BINDING: 690 case GL_READ_FRAMEBUFFER_BINDING:
684 if (IsChromiumFramebufferMultisampleAvailable()) { 691 if (IsChromiumFramebufferMultisampleAvailable()) {
685 *params = bound_read_framebuffer_; 692 *params = bound_read_framebuffer_;
686 return true; 693 return true;
687 } 694 }
695 break;
696
697 // Non-cached parameters.
698 case GL_ALIASED_LINE_WIDTH_RANGE:
699 case GL_ALIASED_POINT_SIZE_RANGE:
700 case GL_ALPHA_BITS:
701 case GL_BLEND:
702 case GL_BLEND_COLOR:
703 case GL_BLEND_DST_ALPHA:
704 case GL_BLEND_DST_RGB:
705 case GL_BLEND_EQUATION_ALPHA:
706 case GL_BLEND_EQUATION_RGB:
707 case GL_BLEND_SRC_ALPHA:
708 case GL_BLEND_SRC_RGB:
709 case GL_BLUE_BITS:
710 case GL_COLOR_CLEAR_VALUE:
711 case GL_COLOR_WRITEMASK:
712 case GL_COMPRESSED_TEXTURE_FORMATS:
713 case GL_CULL_FACE:
714 case GL_CULL_FACE_MODE:
715 case GL_CURRENT_PROGRAM:
716 case GL_DEPTH_BITS:
717 case GL_DEPTH_CLEAR_VALUE:
718 case GL_DEPTH_FUNC:
719 case GL_DEPTH_RANGE:
720 case GL_DEPTH_TEST:
721 case GL_DEPTH_WRITEMASK:
722 case GL_DITHER:
723 case GL_FRONT_FACE:
724 case GL_GENERATE_MIPMAP_HINT:
725 case GL_GREEN_BITS:
726 case GL_IMPLEMENTATION_COLOR_READ_FORMAT:
727 case GL_IMPLEMENTATION_COLOR_READ_TYPE:
728 case GL_LINE_WIDTH:
729 case GL_MAX_VIEWPORT_DIMS:
730 case GL_PACK_ALIGNMENT:
731 case GL_POLYGON_OFFSET_FACTOR:
732 case GL_POLYGON_OFFSET_FILL:
733 case GL_POLYGON_OFFSET_UNITS:
734 case GL_RED_BITS:
735 case GL_SAMPLE_ALPHA_TO_COVERAGE:
736 case GL_SAMPLE_BUFFERS:
737 case GL_SAMPLE_COVERAGE:
738 case GL_SAMPLE_COVERAGE_INVERT:
739 case GL_SAMPLE_COVERAGE_VALUE:
740 case GL_SAMPLES:
741 case GL_SCISSOR_BOX:
742 case GL_SCISSOR_TEST:
743 case GL_SHADER_COMPILER:
744 case GL_STENCIL_BACK_FAIL:
745 case GL_STENCIL_BACK_FUNC:
746 case GL_STENCIL_BACK_PASS_DEPTH_FAIL:
747 case GL_STENCIL_BACK_PASS_DEPTH_PASS:
748 case GL_STENCIL_BACK_REF:
749 case GL_STENCIL_BACK_VALUE_MASK:
750 case GL_STENCIL_BACK_WRITEMASK:
751 case GL_STENCIL_BITS:
752 case GL_STENCIL_CLEAR_VALUE:
753 case GL_STENCIL_FAIL:
754 case GL_STENCIL_FUNC:
755 case GL_STENCIL_PASS_DEPTH_FAIL:
756 case GL_STENCIL_PASS_DEPTH_PASS:
757 case GL_STENCIL_REF:
758 case GL_STENCIL_TEST:
759 case GL_STENCIL_VALUE_MASK:
760 case GL_STENCIL_WRITEMASK:
761 case GL_SUBPIXEL_BITS:
762 case GL_UNPACK_ALIGNMENT:
763 case GL_VIEWPORT:
688 return false; 764 return false;
689 case GL_RENDERBUFFER_BINDING: 765 default:
690 *params = bound_renderbuffer_; 766 break;
767 }
768
769 if (capabilities_.major_version < 3) {
770 return false;
771 }
772
773 // ES3 parameters.
774 switch (pname) {
775 case GL_MAJOR_VERSION:
776 *params = capabilities_.major_version;
777 return true;
778 case GL_MAX_3D_TEXTURE_SIZE:
779 *params = capabilities_.max_3d_texture_size;
780 return true;
781 case GL_MAX_ARRAY_TEXTURE_LAYERS:
782 *params = capabilities_.max_array_texture_layers;
783 return true;
784 case GL_MAX_COLOR_ATTACHMENTS:
785 *params = capabilities_.max_color_attachments;
786 return true;
787 case GL_MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS:
788 *params = capabilities_.max_combined_fragment_uniform_components;
789 return true;
790 case GL_MAX_COMBINED_UNIFORM_BLOCKS:
791 *params = capabilities_.max_combined_uniform_blocks;
792 return true;
793 case GL_MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS:
794 *params = capabilities_.max_combined_vertex_uniform_components;
795 return true;
796 case GL_MAX_DRAW_BUFFERS:
797 *params = capabilities_.max_draw_buffers;
798 return true;
799 case GL_MAX_ELEMENT_INDEX:
800 *params = capabilities_.max_element_index;
801 return true;
802 case GL_MAX_ELEMENTS_INDICES:
803 *params = capabilities_.max_elements_indices;
804 return true;
805 case GL_MAX_ELEMENTS_VERTICES:
806 *params = capabilities_.max_elements_vertices;
807 return true;
808 case GL_MAX_FRAGMENT_INPUT_COMPONENTS:
809 *params = capabilities_.max_fragment_input_components;
810 return true;
811 case GL_MAX_FRAGMENT_UNIFORM_BLOCKS:
812 *params = capabilities_.max_fragment_uniform_blocks;
813 return true;
814 case GL_MAX_FRAGMENT_UNIFORM_COMPONENTS:
815 *params = capabilities_.max_fragment_uniform_components;
816 return true;
817 case GL_MAX_PROGRAM_TEXEL_OFFSET:
818 *params = capabilities_.max_program_texel_offset;
819 return true;
820 case GL_MAX_SAMPLES:
821 *params = capabilities_.max_samples;
822 return true;
823 case GL_MAX_SERVER_WAIT_TIMEOUT:
824 *params = capabilities_.max_server_wait_timeout;
825 return true;
826 case GL_MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS:
827 *params = capabilities_.max_transform_feedback_interleaved_components;
828 return true;
829 case GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS:
830 *params = capabilities_.max_transform_feedback_separate_attribs;
831 return true;
832 case GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS:
833 *params = capabilities_.max_transform_feedback_separate_components;
834 return true;
835 case GL_MAX_UNIFORM_BLOCK_SIZE:
836 *params = capabilities_.max_uniform_block_size;
691 return true; 837 return true;
692 case GL_MAX_UNIFORM_BUFFER_BINDINGS: 838 case GL_MAX_UNIFORM_BUFFER_BINDINGS:
693 *params = capabilities_.max_uniform_buffer_bindings; 839 *params = capabilities_.max_uniform_buffer_bindings;
694 return true; 840 return true;
695 case GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS: 841 case GL_MAX_VARYING_COMPONENTS:
696 *params = capabilities_.max_transform_feedback_separate_attribs; 842 *params = capabilities_.max_varying_components;
843 return true;
844 case GL_MAX_VERTEX_OUTPUT_COMPONENTS:
845 *params = capabilities_.max_vertex_output_components;
846 return true;
847 case GL_MAX_VERTEX_UNIFORM_BLOCKS:
848 *params = capabilities_.max_vertex_uniform_blocks;
849 return true;
850 case GL_MAX_VERTEX_UNIFORM_COMPONENTS:
851 *params = capabilities_.max_vertex_uniform_components;
852 return true;
853 case GL_MIN_PROGRAM_TEXEL_OFFSET:
854 *params = capabilities_.min_program_texel_offset;
855 return true;
856 case GL_MINOR_VERSION:
857 *params = capabilities_.minor_version;
858 return true;
859 case GL_NUM_EXTENSIONS:
860 *params = capabilities_.num_extensions;
861 return true;
862 case GL_NUM_PROGRAM_BINARY_FORMATS:
863 *params = capabilities_.num_program_binary_formats;
697 return true; 864 return true;
698 case GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT: 865 case GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT:
699 *params = capabilities_.uniform_buffer_offset_alignment; 866 *params = capabilities_.uniform_buffer_offset_alignment;
700 return true; 867 return true;
701 // TODO(zmo): Support ES3 pnames. 868
869 // Non-cached ES3 parameters.
870 case GL_COPY_READ_BUFFER_BINDING:
871 case GL_COPY_WRITE_BUFFER_BINDING:
872 case GL_DRAW_BUFFER0:
873 case GL_DRAW_BUFFER1:
874 case GL_DRAW_BUFFER2:
875 case GL_DRAW_BUFFER3:
876 case GL_DRAW_BUFFER4:
877 case GL_DRAW_BUFFER5:
878 case GL_DRAW_BUFFER6:
879 case GL_DRAW_BUFFER7:
880 case GL_DRAW_BUFFER8:
881 case GL_DRAW_BUFFER9:
882 case GL_DRAW_BUFFER10:
883 case GL_DRAW_BUFFER11:
884 case GL_DRAW_BUFFER12:
885 case GL_DRAW_BUFFER13:
886 case GL_DRAW_BUFFER14:
887 case GL_DRAW_BUFFER15:
888 case GL_DRAW_FRAMEBUFFER_BINDING:
889 case GL_FRAGMENT_SHADER_DERIVATIVE_HINT:
890 case GL_MAX_TEXTURE_LOD_BIAS:
891 case GL_PACK_ROW_LENGTH:
892 case GL_PACK_SKIP_PIXELS:
893 case GL_PACK_SKIP_ROWS:
894 case GL_PIXEL_PACK_BUFFER_BINDING:
895 case GL_PIXEL_UNPACK_BUFFER_BINDING:
896 case GL_PRIMITIVE_RESTART_FIXED_INDEX:
897 case GL_PROGRAM_BINARY_FORMATS:
898 case GL_RASTERIZER_DISCARD:
899 case GL_READ_BUFFER:
900 case GL_READ_FRAMEBUFFER_BINDING:
901 case GL_SAMPLER_BINDING:
902 case GL_SHADER_BINARY_FORMATS:
903 case GL_TEXTURE_BINDING_2D_ARRAY:
904 case GL_TEXTURE_BINDING_3D:
905 case GL_TRANSFORM_FEEDBACK_BINDING:
906 case GL_TRANSFORM_FEEDBACK_ACTIVE:
907 case GL_TRANSFORM_FEEDBACK_BUFFER_BINDING:
908 case GL_TRANSFORM_FEEDBACK_PAUSED:
909 case GL_TRANSFORM_FEEDBACK_BUFFER_SIZE:
910 case GL_TRANSFORM_FEEDBACK_BUFFER_START:
911 case GL_UNIFORM_BUFFER_BINDING:
912 case GL_UNIFORM_BUFFER_SIZE:
913 case GL_UNIFORM_BUFFER_START:
914 case GL_UNPACK_IMAGE_HEIGHT:
915 case GL_UNPACK_ROW_LENGTH:
916 case GL_UNPACK_SKIP_IMAGES:
917 case GL_UNPACK_SKIP_PIXELS:
918 case GL_UNPACK_SKIP_ROWS:
919 case GL_VERTEX_ARRAY_BINDING:
920 return false;
702 default: 921 default:
703 return false; 922 return false;
704 } 923 }
705 } 924 }
706 925
707 bool GLES2Implementation::GetBooleanvHelper(GLenum pname, GLboolean* params) { 926 bool GLES2Implementation::GetBooleanvHelper(GLenum pname, GLboolean* params) {
708 // TODO(gman): Make this handle pnames that return more than 1 value. 927 // TODO(gman): Make this handle pnames that return more than 1 value.
709 GLint value; 928 GLint value;
710 if (!GetHelper(pname, &value)) { 929 if (!GetHelper(pname, &value)) {
711 return false; 930 return false;
(...skipping 4417 matching lines...) Expand 10 before | Expand all | Expand 10 after
5129 CheckGLError(); 5348 CheckGLError();
5130 } 5349 }
5131 5350
5132 // Include the auto-generated part of this file. We split this because it means 5351 // Include the auto-generated part of this file. We split this because it means
5133 // we can easily edit the non-auto generated parts right here in this file 5352 // we can easily edit the non-auto generated parts right here in this file
5134 // instead of having to edit some template or the code generator. 5353 // instead of having to edit some template or the code generator.
5135 #include "gpu/command_buffer/client/gles2_implementation_impl_autogen.h" 5354 #include "gpu/command_buffer/client/gles2_implementation_impl_autogen.h"
5136 5355
5137 } // namespace gles2 5356 } // namespace gles2
5138 } // namespace gpu 5357 } // namespace gpu
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