1 files changed, 162 insertions, 0 deletions
diff --git a/src/libs/dxvk-native-1.9.2a/src/d3d11/d3d11_buffer.h b/src/libs/dxvk-native-1.9.2a/src/d3d11/d3d11_buffer.h
new file mode 100644
index 00000000..3ddd61a0
--- /dev/null
+++ b/src/libs/dxvk-native-1.9.2a/src/d3d11/d3d11_buffer.h
@@ -0,0 +1,162 @@
+#pragma once
+
+#include "../dxvk/dxvk_device.h"
+
+#include "../d3d10/d3d10_buffer.h"
+
+#include "d3d11_device_child.h"
+#include "d3d11_interfaces.h"
+#include "d3d11_resource.h"
+
+namespace dxvk {
+  
+  class D3D11Device;
+  class D3D11DeviceContext;
+
+
+  /**
+   * \brief Buffer map mode
+   */
+  enum D3D11_COMMON_BUFFER_MAP_MODE {
+    D3D11_COMMON_BUFFER_MAP_MODE_NONE,
+    D3D11_COMMON_BUFFER_MAP_MODE_DIRECT,
+  };
+
+
+  /**
+   * \brief Stream output buffer offset
+   *
+   * A byte offset into the buffer that
+   * stores the byte offset where new
+   * data will be written to.
+   */
+  struct D3D11SOCounter {
+    uint32_t byteOffset;
+  };
+  
+  
+  class D3D11Buffer : public D3D11DeviceChild<ID3D11Buffer> {
+    static constexpr VkDeviceSize BufferSliceAlignment = 64;
+  public:
+    
+    D3D11Buffer(
+            D3D11Device*                pDevice,
+      const D3D11_BUFFER_DESC*          pDesc);
+    ~D3D11Buffer();
+    
+    HRESULT STDMETHODCALLTYPE QueryInterface(
+            REFIID  riid,
+            void**  ppvObject) final;
+    
+    void STDMETHODCALLTYPE GetType(
+            D3D11_RESOURCE_DIMENSION *pResourceDimension) final;
+    
+    UINT STDMETHODCALLTYPE GetEvictionPriority() final;
+    
+    void STDMETHODCALLTYPE SetEvictionPriority(UINT EvictionPriority) final;
+    
+    void STDMETHODCALLTYPE GetDesc(
+            D3D11_BUFFER_DESC *pDesc) final;
+    
+    bool CheckViewCompatibility(
+            UINT                BindFlags,
+            DXGI_FORMAT         Format) const;
+
+    const D3D11_BUFFER_DESC* Desc() const {
+      return &m_desc;
+    }
+
+    D3D11_COMMON_BUFFER_MAP_MODE GetMapMode() const {
+      return (m_buffer->memFlags() & VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT)
+        ? D3D11_COMMON_BUFFER_MAP_MODE_DIRECT
+        : D3D11_COMMON_BUFFER_MAP_MODE_NONE;
+    }
+
+    Rc<DxvkBuffer> GetBuffer() const {
+      return m_buffer;
+    }
+    
+    DxvkBufferSlice GetBufferSlice() const {
+      return DxvkBufferSlice(m_buffer, 0, m_desc.ByteWidth);
+    }
+    
+    DxvkBufferSlice GetBufferSlice(VkDeviceSize offset) const {
+      VkDeviceSize size = m_desc.ByteWidth;
+
+      return likely(offset < size)
+        ? DxvkBufferSlice(m_buffer, offset, size - offset)
+        : DxvkBufferSlice();
+    }
+    
+    DxvkBufferSlice GetBufferSlice(VkDeviceSize offset, VkDeviceSize length) const {
+      VkDeviceSize size = m_desc.ByteWidth;
+
+      return likely(offset < size)
+        ? DxvkBufferSlice(m_buffer, offset, std::min(length, size - offset))
+        : DxvkBufferSlice();
+    }
+
+    DxvkBufferSlice GetSOCounter() {
+      return m_soCounter != nullptr
+        ? DxvkBufferSlice(m_soCounter)
+        : DxvkBufferSlice();
+    }
+    
+    DxvkBufferSliceHandle AllocSlice() {
+      return m_buffer->allocSlice();
+    }
+    
+    DxvkBufferSliceHandle DiscardSlice() {
+      m_mapped = m_buffer->allocSlice();
+      return m_mapped;
+    }
+
+    DxvkBufferSliceHandle GetMappedSlice() const {
+      return m_mapped;
+    }
+
+    D3D10Buffer* GetD3D10Iface() {
+      return &m_d3d10;
+    }
+
+    /**
+     * \brief Normalizes buffer description
+     * 
+     * \param [in] pDesc Buffer description
+     * \returns \c S_OK if the parameters are valid
+     */
+    static HRESULT NormalizeBufferProperties(
+            D3D11_BUFFER_DESC*      pDesc);
+
+  private:
+    
+    const D3D11_BUFFER_DESC     m_desc;
+    
+    Rc<DxvkBuffer>              m_buffer;
+    Rc<DxvkBuffer>              m_soCounter;
+    DxvkBufferSliceHandle       m_mapped;
+
+    D3D11DXGIResource           m_resource;
+    D3D10Buffer                 m_d3d10;
+
+    BOOL CheckFormatFeatureSupport(
+            VkFormat              Format,
+            VkFormatFeatureFlags  Features) const;
+    
+    VkMemoryPropertyFlags GetMemoryFlags() const;
+
+    Rc<DxvkBuffer> CreateSoCounterBuffer();
+
+  };
+
+
+  /**
+   * \brief Retrieves buffer from resource pointer
+   * 
+   * \param [in] pResource The resource to query
+   * \returns Pointer to buffer, or \c nullptr
+   */
+  D3D11Buffer* GetCommonBuffer(
+          ID3D11Resource*       pResource);
+  
+}