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Xenia-Canary/src/xenia/gpu/vulkan/vulkan_shader.h

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/**
******************************************************************************
* Xenia : Xbox 360 Emulator Research Project *
******************************************************************************
* Copyright 2022 Ben Vanik. All rights reserved. *
* Released under the BSD license - see LICENSE in the root for more details. *
******************************************************************************
*/
#ifndef XENIA_GPU_VULKAN_VULKAN_SHADER_H_
#define XENIA_GPU_VULKAN_VULKAN_SHADER_H_
#include <cstdint>
#include "xenia/gpu/spirv_shader.h"
#include "xenia/gpu/xenos.h"
#include "xenia/ui/vulkan/vulkan_provider.h"
namespace xe {
namespace gpu {
namespace vulkan {
class VulkanShader : public SpirvShader {
public:
class VulkanTranslation : public SpirvTranslation {
public:
explicit VulkanTranslation(VulkanShader& shader, uint64_t modification)
: SpirvTranslation(shader, modification) {}
~VulkanTranslation() override;
VkShaderModule GetOrCreateShaderModule();
VkShaderModule shader_module() const { return shader_module_; }
private:
VkShaderModule shader_module_ = VK_NULL_HANDLE;
};
explicit VulkanShader(const ui::vulkan::VulkanProvider& provider,
xenos::ShaderType shader_type, uint64_t ucode_data_hash,
const uint32_t* ucode_dwords, size_t ucode_dword_count,
std::endian ucode_source_endian = std::endian::big);
// For owning subsystem like the pipeline cache, accessors for unique
// identifiers (used instead of hashes to make sure collisions can't happen)
// of binding layouts used by the shader, for invalidation if a shader with an
// incompatible layout has been bound.
size_t GetTextureBindingLayoutUserUID() const {
return texture_binding_layout_user_uid_;
}
size_t GetSamplerBindingLayoutUserUID() const {
return sampler_binding_layout_user_uid_;
}
// Modifications of the same shader can be translated on different threads.
// The "set" function must only be called if "enter" returned true - these are
// set up only once.
bool EnterBindingLayoutUserUIDSetup() {
return !binding_layout_user_uids_set_up_.test_and_set();
}
void SetTextureBindingLayoutUserUID(size_t uid) {
texture_binding_layout_user_uid_ = uid;
}
void SetSamplerBindingLayoutUserUID(size_t uid) {
sampler_binding_layout_user_uid_ = uid;
}
protected:
Translation* CreateTranslationInstance(uint64_t modification) override;
private:
const ui::vulkan::VulkanProvider& provider_;
std::atomic_flag binding_layout_user_uids_set_up_ = ATOMIC_FLAG_INIT;
size_t texture_binding_layout_user_uid_ = 0;
size_t sampler_binding_layout_user_uid_ = 0;
};
} // namespace vulkan
} // namespace gpu
} // namespace xe
#endif // XENIA_GPU_VULKAN_VULKAN_SHADER_H_