FallbackResourcesVulkan.h

#pragma once
#include <RendererFoundation/Descriptors/Descriptors.h>
#include <RendererFoundation/RendererFoundationDLL.h>
 
#include <vulkan/vulkan.hpp>
 
class plGALDeviceVulkan;
class plGALTextureResourceViewVulkan;
class plGALBufferResourceViewVulkan;
class plGALTextureUnorderedAccessViewVulkan;
class plGALBufferUnorderedAccessViewVulkan;
 
class plFallbackResourcesVulkan
{
public:
  static const plGALTextureResourceViewVulkan* GetFallbackTextureResourceView(plGALShaderResourceType::Enum descriptorType, plGALShaderTextureType::Enum textureType, bool bDepth);
  static const plGALBufferResourceViewVulkan* GetFallbackBufferResourceView(plGALShaderResourceType::Enum descriptorType);
  static const plGALTextureUnorderedAccessViewVulkan* GetFallbackTextureUnorderedAccessView(plGALShaderResourceType::Enum descriptorType, plGALShaderTextureType::Enum textureType);
  static const plGALBufferUnorderedAccessViewVulkan* GetFallbackBufferUnorderedAccessView(plGALShaderResourceType::Enum descriptorType);
 
private:
  PL_MAKE_SUBSYSTEM_STARTUP_FRIEND(RendererVulkan, FallbackResourcesVulkan)
  static void GALDeviceEventHandler(const plGALDeviceEvent& e);
  static void Initialize();
  static void DeInitialize();
 
  static plGALDevice* s_pDevice;
  static plEventSubscriptionID s_EventID;
 
  struct Key
  {
    PL_DECLARE_POD_TYPE();
    plEnum<plGALShaderResourceType> m_ResourceType;
    plEnum<plGALShaderTextureType> m_plType;
    bool m_bDepth = false;
  };
 
  struct KeyHash
  {
    static plUInt32 Hash(const Key& a);
    static bool Equal(const Key& a, const Key& b);
 
    static plUInt32 Hash(const plEnum<plGALShaderResourceType>& a);
    static bool Equal(const plEnum<plGALShaderResourceType>& a, const plEnum<plGALShaderResourceType>& b);
  };
 
  static plHashTable<Key, plGALTextureResourceViewHandle, KeyHash> m_TextureResourceViews;
  static plHashTable<plEnum<plGALShaderResourceType>, plGALBufferResourceViewHandle, KeyHash> m_BufferResourceViews;
  static plHashTable<Key, plGALTextureUnorderedAccessViewHandle, KeyHash> m_TextureUAVs;
  static plHashTable<plEnum<plGALShaderResourceType>, plGALBufferUnorderedAccessViewHandle, KeyHash> m_BufferUAVs;
 
  static plDynamicArray<plGALBufferHandle> m_Buffers;
  static plDynamicArray<plGALTextureHandle> m_Textures;
};