rexglue-skate3/include/rex/graphics/vulkan/shader.h
2026-05-18 22:41:13 +01:00

65 lines
2.7 KiB
C++

#pragma once
/**
******************************************************************************
* 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. *
******************************************************************************
*
* @modified Tom Clay, 2026 - Adapted for ReXGlue runtime
*/
#include <cstdint>
#include <rex/graphics/pipeline/shader/spirv.h>
#include <rex/graphics/xenos.h>
#include <rex/ui/vulkan/device.h>
namespace rex::graphics::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::VulkanDevice* vulkan_device,
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::VulkanDevice* vulkan_device_;
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 rex::graphics::vulkan