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// Copyright 2018 The Amber Authors.
//
// 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.
#ifndef SRC_VULKAN_PIPELINE_H_
#define SRC_VULKAN_PIPELINE_H_
#include <memory>
#include <vector>
#include "amber/result.h"
#include "src/engine.h"
#include "src/vulkan/command.h"
#include "src/vulkan/descriptor.h"
#include "vulkan/vulkan.h"
namespace amber {
class BufferCommand;
namespace vulkan {
class ComputePipeline;
class GraphicsPipeline;
class Pipeline {
public:
virtual ~Pipeline();
bool IsGraphics() const { return pipeline_type_ == PipelineType::kGraphics; }
bool IsCompute() const { return pipeline_type_ == PipelineType::kCompute; }
GraphicsPipeline* AsGraphics();
ComputePipeline* AsCompute();
Result AddDescriptor(const BufferCommand*);
// Copy the contents of the resource bound to the given descriptor
// to host memory.
Result CopyDescriptorToHost(const uint32_t descriptor_set,
const uint32_t binding);
// Get the information of the resource bound to the given descriptor.
Result GetDescriptorInfo(const uint32_t descriptor_set,
const uint32_t binding,
ResourceInfo* info);
virtual void Shutdown();
virtual Result ProcessCommands() = 0;
protected:
Pipeline(
PipelineType type,
VkDevice device,
const VkPhysicalDeviceMemoryProperties& properties,
uint32_t fence_timeout_ms,
const std::vector<VkPipelineShaderStageCreateInfo>& shader_stage_info);
Result InitializeCommandBuffer(VkCommandPool pool, VkQueue queue);
Result CreateVkDescriptorRelatedObjectsIfNeeded();
Result UpdateDescriptorSetsIfNeeded();
Result SendDescriptorDataToDeviceIfNeeded();
void BindVkPipeline();
void BindVkDescriptorSets();
const std::vector<VkPipelineShaderStageCreateInfo>& GetShaderStageInfo()
const {
return shader_stage_info_;
}
uint32_t GetFenceTimeout() const { return fence_timeout_ms_; }
VkPipeline pipeline_ = VK_NULL_HANDLE;
VkPipelineLayout pipeline_layout_ = VK_NULL_HANDLE;
VkDevice device_ = VK_NULL_HANDLE;
VkPhysicalDeviceMemoryProperties memory_properties_;
std::unique_ptr<CommandBuffer> command_;
private:
struct DescriptorSetInfo {
bool empty = true;
VkDescriptorSetLayout layout = VK_NULL_HANDLE;
VkDescriptorPool pool = VK_NULL_HANDLE;
VkDescriptorSet vk_desc_set = VK_NULL_HANDLE;
std::vector<std::unique_ptr<Descriptor>> descriptors_;
};
Result CreatePipelineLayout();
Result CreateDescriptorSetLayouts();
Result CreateDescriptorPools();
Result CreateDescriptorSets();
PipelineType pipeline_type_;
std::vector<DescriptorSetInfo> descriptor_set_info_;
std::vector<VkPipelineShaderStageCreateInfo> shader_stage_info_;
uint32_t fence_timeout_ms_ = 100;
bool descriptor_related_objects_already_created_ = false;
bool need_sort_descriptors_ = true;
};
} // namespace vulkan
} // namespace amber
#endif // SRC_VULKAN_PIPELINE_H_
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