text: // Copyright (c) 2013 The Chromium Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  
  #ifndef GPU_CONFIG_GPU_DRIVER_BUG_WORKAROUND_TYPE_H_
  #define GPU_CONFIG_GPU_DRIVER_BUG_WORKAROUND_TYPE_H_
  
  #include <string>
  
  #include "gpu/gpu_export.h"
  
  #define GPU_DRIVER_BUG_WORKAROUNDS(GPU_OP)                   \
    GPU_OP(CLEAR_ALPHA_IN_READPIXELS,                          \
           clear_alpha_in_readpixels)                          \
    GPU_OP(CLEAR_UNIFORMS_BEFORE_PROGRAM_USE,                  \
           clear_uniforms_before_program_use)                  \
    GPU_OP(DISABLE_ANGLE_FRAMEBUFFER_MULTISAMPLE,              \
           disable_angle_framebuffer_multisample)              \
    GPU_OP(DISABLE_ANGLE_INSTANCED_ARRAYS,                     \
           disable_angle_instanced_arrays)                     \
    GPU_OP(DISABLE_ASYNC_READPIXELS,                           \
           disable_async_readpixels)                           \
    GPU_OP(DISABLE_D3D11,                                      \
           disable_d3d11)                                      \
    GPU_OP(DISABLE_DEPTH_TEXTURE,                              \
           disable_depth_texture)                              \
    GPU_OP(DISABLE_EXT_DISCARD_FRAMEBUFFER,                    \
           disable_ext_discard_framebuffer)                    \
    GPU_OP(DISABLE_EXT_DRAW_BUFFERS,                           \
           disable_ext_draw_buffers)                           \
    GPU_OP(DISABLE_EXT_OCCLUSION_QUERY,                        \
           disable_ext_occlusion_query)                        \
    GPU_OP(DISABLE_MULTIMONITOR_MULTISAMPLING,                 \
           disable_multimonitor_multisampling)                 \
    GPU_OP(DISABLE_OES_STANDARD_DERIVATIVES,                   \
           disable_oes_standard_derivatives)                   \
    GPU_OP(ENABLE_CHROMIUM_FAST_NPOT_MO8_TEXTURES,             \
           enable_chromium_fast_npot_mo8_textures)             \
    GPU_OP(EXIT_ON_CONTEXT_LOST,                               \
           exit_on_context_lost)                               \
    GPU_OP(INIT_GL_POSITION_IN_VERTEX_SHADER,                  \
           init_gl_position_in_vertex_shader)                  \
    GPU_OP(MAX_CUBE_MAP_TEXTURE_SIZE_LIMIT_1024,               \
           max_cube_map_texture_size_limit_1024)               \
    GPU_OP(MAX_CUBE_MAP_TEXTURE_SIZE_LIMIT_4096,               \
           max_cube_map_texture_size_limit_4096)               \
    GPU_OP(MAX_CUBE_MAP_TEXTURE_SIZE_LIMIT_512,                \
           max_cube_map_texture_size_limit_512)                \
    GPU_OP(MAX_TEXTURE_SIZE_LIMIT_4096,                        \
           max_texture_size_limit_4096)                        \
    GPU_OP(NEEDS_GLSL_BUILT_IN_FUNCTION_EMULATION,             \
           needs_glsl_built_in_function_emulation)             \
    GPU_OP(NEEDS_OFFSCREEN_BUFFER_WORKAROUND,                  \
           needs_offscreen_buffer_workaround)                  \
    GPU_OP(RESTORE_SCISSOR_ON_FBO_CHANGE,                      \
           restore_scissor_on_fbo_change)                      \
    GPU_OP(REVERSE_POINT_SPRITE_COORD_ORIGIN,                  \
           reverse_point_sprite_coord_origin)                  \
    GPU_OP(SET_TEXTURE_FILTER_BEFORE_GENERATING_MIPMAP,        \
           set_texture_filter_before_generating_mipmap)        \
    GPU_OP(SWIZZLE_RGBA_FOR_ASYNC_READPIXELS,                  \
           swizzle_rgba_for_async_readpixels)                  \
    GPU_OP(UNBIND_FBO_ON_CONTEXT_SWITCH,                       \
           unbind_fbo_on_context_switch)                       \
    GPU_OP(UNFOLD_SHORT_CIRCUIT_AS_TERNARY_OPERATION,          \
           unfold_short_circuit_as_ternary_operation)          \
    GPU_OP(USE_CLIENT_SIDE_ARRAYS_FOR_STREAM_BUFFERS,          \
           use_client_side_arrays_for_stream_buffers)          \
    GPU_OP(USE_CURRENT_PROGRAM_AFTER_SUCCESSFUL_LINK,          \
           use_current_program_after_successful_link)          \
    GPU_OP(USE_NON_ZERO_SIZE_FOR_CLIENT_SIDE_STREAM_BUFFERS,   \
           use_non_zero_size_for_client_side_stream_buffers)   \
    GPU_OP(USE_VIRTUALIZED_GL_CONTEXTS,                        \
           use_virtualized_gl_contexts)                        \
    GPU_OP(VALIDATE_MULTISAMPLE_BUFFER_ALLOCATION,             \
           validate_multisample_buffer_allocation)             \
  
  namespace gpu {
  
  // Provides all types of GPU driver bug workarounds.
  enum GPU_EXPORT GpuDriverBugWorkaroundType {
  #define GPU_OP(type, name) type,
    GPU_DRIVER_BUG_WORKAROUNDS(GPU_OP)
  #undef GPU_OP
    NUMBER_OF_GPU_DRIVER_BUG_WORKAROUND_TYPES
  };
  
  GPU_EXPORT std::string GpuDriverBugWorkaroundTypeToString(
      GpuDriverBugWorkaroundType type);
  
  }  // namespace gpu
  
  #endif  // GPU_CONFIG_GPU_DRIVER_BUG_WORKAROUND_TYPE_H_
  