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// Copyright 2018 The SwiftShader Authors. All Rights Reserved.
//
// 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 VK_PIPELINE_HPP_
#define VK_PIPELINE_HPP_
#include "VkObject.hpp"
#include "Device/Renderer.hpp"
namespace sw { class SpirvShader; }
namespace vk
{
class Pipeline
{
public:
operator VkPipeline()
{
return reinterpret_cast<VkPipeline>(this);
}
void destroy(const VkAllocationCallbacks* pAllocator)
{
destroyPipeline(pAllocator);
}
virtual void destroyPipeline(const VkAllocationCallbacks* pAllocator) = 0;
#ifndef NDEBUG
virtual VkPipelineBindPoint bindPoint() const = 0;
#endif
};
class GraphicsPipeline : public Pipeline, public ObjectBase<GraphicsPipeline, VkPipeline>
{
public:
GraphicsPipeline(const VkGraphicsPipelineCreateInfo* pCreateInfo, void* mem);
~GraphicsPipeline() = delete;
void destroyPipeline(const VkAllocationCallbacks* pAllocator) override;
#ifndef NDEBUG
VkPipelineBindPoint bindPoint() const override
{
return VK_PIPELINE_BIND_POINT_GRAPHICS;
}
#endif
static size_t ComputeRequiredAllocationSize(const VkGraphicsPipelineCreateInfo* pCreateInfo);
void compileShaders(const VkAllocationCallbacks* pAllocator, const VkGraphicsPipelineCreateInfo* pCreateInfo);
uint32_t computePrimitiveCount(uint32_t vertexCount) const;
const sw::Context& getContext() const;
const sw::Rect& getScissor() const;
const VkViewport& getViewport() const;
const sw::Color<float>& getBlendConstants() const;
private:
sw::SpirvShader *vertexShader = nullptr;
sw::SpirvShader *fragmentShader = nullptr;
sw::Context context;
sw::Rect scissor;
VkViewport viewport;
sw::Color<float> blendConstants;
};
class ComputePipeline : public Pipeline, public ObjectBase<ComputePipeline, VkPipeline>
{
public:
ComputePipeline(const VkComputePipelineCreateInfo* pCreateInfo, void* mem);
~ComputePipeline() = delete;
void destroyPipeline(const VkAllocationCallbacks* pAllocator) override;
#ifndef NDEBUG
VkPipelineBindPoint bindPoint() const override
{
return VK_PIPELINE_BIND_POINT_COMPUTE;
}
#endif
static size_t ComputeRequiredAllocationSize(const VkComputePipelineCreateInfo* pCreateInfo);
};
static inline Pipeline* Cast(VkPipeline object)
{
return reinterpret_cast<Pipeline*>(object);
}
} // namespace vk
#endif // VK_PIPELINE_HPP_