gpu/ipc/common/capabilities.mojom

// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

module gpu.mojom;

import "services/viz/public/mojom/compositing/shared_image_format.mojom";

// See gpu/command_buffer/common/capabilities.h.
struct Capabilities {
  int32 max_texture_size;
  bool egl_image_external;
  // TODO(crbug.com/477164718): Add mojo support for this bool.
  // bool egl_image_external_essl3;
  bool texture_format_bgra8888;
  bool texture_format_etc1_npot;
  bool disable_mac_swangle_rgbx;
  bool sync_query;
  bool texture_rg;
  bool texture_norm16;
  bool texture_half_float_linear;
  bool image_ar30;
  bool image_ab30;
  bool render_buffer_format_bgra8888;
  bool msaa_is_slow;
  bool avoid_stencil_buffers;
  bool supports_rgb_to_yuv_conversion;
  bool supports_yuv_readback;
  bool mesa_framebuffer_flip_y;
  bool context_supports_distance_field_text;
  bool using_vulkan_context;
  bool use_deferred_graphite_submit;
  map<uint32, array<uint64>> drm_formats_and_modifiers;
  uint64 drm_device_id;
};

struct ShaderPrecision {
  int32 min_range;
  int32 max_range;
  int32 precision;
};

struct PerStagePrecisions {
  ShaderPrecision low_int;
  ShaderPrecision medium_int;
  ShaderPrecision high_int;
  ShaderPrecision low_float;
  ShaderPrecision medium_float;
  ShaderPrecision high_float;
};

// See gpu/command_buffer/common/capabilities.h.
struct GLCapabilities {
  PerStagePrecisions vertex_shader_precisions;
  PerStagePrecisions fragment_shader_precisions;

  int32 major_version;
  int32 minor_version;

  int32 max_combined_texture_image_units;
  int32 max_cube_map_texture_size;
  int32 max_fragment_uniform_vectors;
  int32 max_renderbuffer_size;
  int32 max_texture_image_units;
  int32 max_varying_vectors;
  int32 max_vertex_attribs;
  int32 max_vertex_texture_image_units;
  int32 max_vertex_uniform_vectors;
  int32 max_viewport_width;
  int32 max_viewport_height;
  int32 num_compressed_texture_formats;
  int32 num_shader_binary_formats;

  int32 max_3d_texture_size;
  int32 max_array_texture_layers;
  int32 max_color_attachments;
  int64 max_combined_fragment_uniform_components;
  int32 max_combined_uniform_blocks;
  int64 max_combined_vertex_uniform_components;
  int32 max_draw_buffers;
  int64 max_element_index;
  int32 max_elements_indices;
  int32 max_elements_vertices;
  int32 max_fragment_input_components;
  int32 max_fragment_uniform_blocks;
  int32 max_fragment_uniform_components;
  int32 max_program_texel_offset;
  int32 max_samples;
  int64 max_server_wait_timeout;
  float max_texture_lod_bias;
  int32 max_transform_feedback_interleaved_components;
  int32 max_transform_feedback_separate_attribs;
  int32 max_transform_feedback_separate_components;
  int64 max_uniform_block_size;
  int32 max_uniform_buffer_bindings;
  int32 max_varying_components;
  int32 max_vertex_output_components;
  int32 max_vertex_uniform_blocks;
  int32 max_vertex_uniform_components;
  int32 min_program_texel_offset;
  int32 num_program_binary_formats;
  int32 uniform_buffer_offset_alignment;

  bool occlusion_query_boolean;
  bool timer_queries;

  int32 max_texture_size;
  bool sync_query;
};