kc3-lang/angle/include/platform/FeaturesMtl.h

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• Author : Le Hoang Quyen
  Date : 2020-03-25 03:02:08
  Hash : 6dfd855a
  Message : Metal: Implement fence sync Bug: angleproject:2634 Change-Id: If1f7bb12c0e661c8e4b5677798a92440995819e4 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2433325 Commit-Queue: Le Hoang Quyen <le.hoang.q@gmail.com> Reviewed-by: Geoff Lang <geofflang@chromium.org> Reviewed-by: Jamie Madill <jmadill@chromium.org>

• include/platform/FeaturesMtl.h

• //
  // Copyright 2019 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  // FeaturesMtl.h: Optional features for the Metal renderer.
  //
  
  #ifndef ANGLE_PLATFORM_FEATURESMTL_H_
  #define ANGLE_PLATFORM_FEATURESMTL_H_
  
  #include "platform/Feature.h"
  
  namespace angle
  {
  
  struct FeaturesMtl : FeatureSetBase
  {
      // BaseVertex/Instanced draw support:
      Feature hasBaseVertexInstancedDraw = {
          "has_base_vertex_instanced_draw", FeatureCategory::MetalFeatures,
          "The renderer supports base vertex instanced draw", &members};
  
      // Support depth texture filtering
      Feature hasDepthTextureFiltering = {
          "has_depth_texture_filtering", FeatureCategory::MetalFeatures,
          "The renderer supports depth texture's filtering other than nearest", &members};
  
      // Non-uniform compute shader dispatch support, i.e. Group size is not necessarily to be fixed:
      Feature hasNonUniformDispatch = {
          "has_non_uniform_dispatch", FeatureCategory::MetalFeatures,
          "The renderer supports non uniform compute shader dispatch's group size", &members};
  
      // fragment stencil output support
      Feature hasStencilOutput = {"has_shader_stencil_output", FeatureCategory::MetalFeatures,
                                  "The renderer supports stencil output from fragment shader",
                                  &members};
  
      // Texture swizzle support:
      Feature hasTextureSwizzle = {"has_texture_swizzle", FeatureCategory::MetalFeatures,
                                   "The renderer supports texture swizzle", &members};
  
      Feature hasDepthAutoResolve = {
          "has_msaa_depth_auto_resolve", FeatureCategory::MetalFeatures,
          "The renderer supports MSAA depth auto resolve at the end of render pass", &members};
  
      Feature hasStencilAutoResolve = {
          "has_msaa_stencil_auto_resolve", FeatureCategory::MetalFeatures,
          "The renderer supports MSAA stencil auto resolve at the end of render pass", &members};
  
      Feature hasEvents = {"has_mtl_events", FeatureCategory::MetalFeatures,
                           "The renderer supports MTL(Shared)Event", &members};
  
      // On macos, separate depth & stencil buffers are not supproted. However, on iOS devices,
      // they are supproted:
      Feature allowSeparatedDepthStencilBuffers = {
          "allow_separate_depth_stencil_buffers", FeatureCategory::MetalFeatures,
          "Some Apple platforms such as iOS allows separate depth & stencil buffers, "
          "whereas others such as macOS don't",
          &members};
  
      Feature allowMultisampleStoreAndResolve = {
          "allow_msaa_store_and_resolve", FeatureCategory::MetalFeatures,
          "The renderer supports MSAA store and resolve in the same pass", &members};
  
      Feature allowGenMultipleMipsPerPass = {
          "gen_multiple_mips_per_pass", FeatureCategory::MetalFeatures,
          "The renderer supports generating multiple mipmaps per pass", &members};
  };
  
  }  // namespace angle
  
  #endif  // ANGLE_PLATFORM_FEATURESMTL_H_