kc3-lang/angle/src/common/vulkan/BUILD.gn

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• Hash : 6e2e36cc
  Author :
  Date : 2021-11-19T00:57:29
  

  [Fuchsia] Fix SwiftShader ICD discovery
  
  ANGLE needs to set VK_ICD_FILENAMES for the Vulkan loader to discover
  SwiftShader's ICD. Enable this logic on Fuchsia.
  
  Also updated ConcatenatePath() to handle absolute paths correctly.
  
  Bug: chromium:1225002
  Change-Id: Ib69be0d7dcaef09f1da9d411023e90a3b7b4fca2
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3292347
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
  Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
  

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• src/common/vulkan/BUILD.gn

• # Copyright 2020 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.
  
  import("//build_overrides/swiftshader.gni")
  import("../../../gni/angle.gni")
  
  declare_args() {
    angle_use_custom_libvulkan = !is_android && !is_fuchsia && !is_ggp
  }
  
  config("angle_libvulkan_config") {
    if (angle_use_custom_libvulkan) {
      defines = [ "ANGLE_USE_CUSTOM_LIBVULKAN" ]
    }
  }
  
  angle_source_set("angle_libvulkan_loader") {
    public_configs = [ ":angle_libvulkan_config" ]
    sources = [
      "libvulkan_loader.cpp",
      "libvulkan_loader.h",
    ]
    deps = [ "$angle_root:angle_common" ]
  }
  
  if (angle_enable_vulkan || angle_build_vulkan_system_info) {
    config("angle_vulkan_headers_config") {
      if (angle_shared_libvulkan) {
        defines = [ "ANGLE_SHARED_LIBVULKAN=1" ]
      }
    }
  
    angle_source_set("angle_vulkan_headers") {
      sources = [
        "vk_google_filtering_precision.h",
        "vk_headers.h",
      ]
      if (angle_shared_libvulkan) {
        public_deps = [ "$angle_root/src/third_party/volk:volk" ]
      } else {
        public_deps = [ "$angle_vulkan_headers_dir:vulkan_headers" ]
      }
      public_configs = [ ":angle_vulkan_headers_config" ]
    }
  
    angle_source_set("angle_vulkan_icd") {
      sources = [
        "vulkan_icd.cpp",
        "vulkan_icd.h",
      ]
  
      defines =
          [ "ANGLE_VK_MOCK_ICD_JSON=\"$angle_data_dir/VkICD_mock_icd.json\"" ]
  
      # On Fuchsia use validation layer provided by the SDK.
      if (!is_fuchsia) {
        defines += [ "ANGLE_VK_LAYERS_DIR=\"$angle_data_dir\"" ]
      }
  
      data_deps = []
  
      if (angle_enable_swiftshader) {
        import("$swiftshader_dir/src/Vulkan/vulkan.gni")
        _sws_icd = "./$swiftshader_icd_file_name"
        if (is_win) {
          _sws_icd = ".\\\\$swiftshader_icd_file_name"
        } else if (is_fuchsia) {
          _sws_icd = "/pkg/$swiftshader_icd_file_name"
        }
  
        defines += [ "ANGLE_VK_SWIFTSHADER_ICD_JSON=\"${_sws_icd}\"" ]
  
        data_deps += [
          "$swiftshader_dir/src/Vulkan:icd_file",
          "$swiftshader_dir/src/Vulkan:swiftshader_libvulkan",
        ]
      }
  
      public_deps = [
        ":angle_vulkan_headers",
        "$angle_root:angle_common",
      ]
  
      configs += [ "$angle_root:angle_no_cfi_icall" ]
    }
  }
  
  if (angle_enable_vulkan) {
    group("angle_libvulkan") {
      public_configs = [ ":angle_libvulkan_config" ]
      data_deps = []
      if (angle_use_custom_libvulkan) {
        if (angle_shared_libvulkan) {
          data_deps += [ "$angle_vulkan_loader_dir:libvulkan" ]
        } else {
          public_deps = [ "$angle_vulkan_loader_dir:libvulkan" ]
        }
        data_deps += [ "$angle_vulkan_tools_dir:VkICD_mock_icd" ]
      }
    }
  
    group("angle_vulkan_entry_points") {
      public_deps = [ ":angle_vulkan_headers" ]
      if (is_fuchsia) {
        public_deps += [
          "$angle_root/src/common/fuchsia_egl",
          "//third_party/fuchsia-sdk/sdk/pkg/vulkan",
        ]
        if (!angle_use_vulkan_null_display) {
          public_deps += [ "//third_party/fuchsia-sdk/sdk/pkg/vulkan_layers:VkLayer_image_pipe_swapchain" ]
        }
      } else if (!is_android && !is_ggp) {
        if (angle_shared_libvulkan) {
          data_deps = [ "$angle_vulkan_loader_dir:libvulkan" ]
        } else {
          deps = [ "$angle_vulkan_loader_dir:libvulkan" ]
        }
      }
    }
  
    angle_source_set("vulkan") {
      public_deps = [
        ":angle_libvulkan",
        ":angle_vulkan_entry_points",
        ":angle_vulkan_icd",
      ]
    }
  
    if (angle_enable_vulkan_validation_layers) {
      group("vulkan_validation_layers") {
        data_deps = []
        if (is_fuchsia) {
          data_deps += [ "//third_party/fuchsia-sdk/sdk/pkg/vulkan_layers:VkLayer_khronos_validation" ]
        } else {
          data_deps +=
              [ "$angle_vulkan_validation_layers_dir:vulkan_validation_layers" ]
          if (!is_android) {
            data_deps +=
                [ "$angle_vulkan_validation_layers_dir:vulkan_gen_json_files" ]
          }
        }
      }
    }
  }
  

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