chromium/third_party/vulkan-validation-layers/src/layers/utils/ray_tracing_utils.cpp

/* Copyright (c) 2024 Valve Corporation
 * Copyright (c) 2024 LunarG, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "ray_tracing_utils.h"

#include "generated/layer_chassis_dispatch.h"
#include "containers/custom_containers.h"

#include <cassert>
#include <vector>
#include <vulkan/utility/vk_struct_helper.hpp>

namespace rt {

static VkAccelerationStructureBuildSizesInfoKHR ComputeBuildSizes(const VkDevice device,
                                                                  const VkAccelerationStructureBuildTypeKHR build_type,
                                                                  const VkAccelerationStructureBuildGeometryInfoKHR &build_info,
                                                                  const VkAccelerationStructureBuildRangeInfoKHR *range_infos) { … }

VkDeviceSize ComputeScratchSize(BuildType build_type, const VkDevice device,
                                const VkAccelerationStructureBuildGeometryInfoKHR &build_info,
                                const VkAccelerationStructureBuildRangeInfoKHR *range_infos) { … }

VkDeviceSize ComputeAccelerationStructureSize(BuildType build_type, const VkDevice device,
                                              const VkAccelerationStructureBuildGeometryInfoKHR &build_info,
                                              const VkAccelerationStructureBuildRangeInfoKHR *range_infos) { … }

}  // namespace rt