1 files changed, 92 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/libGLESv2/renderer/d3d11/BufferStorage11.h b/src/3rdparty/angle/src/libGLESv2/renderer/d3d11/BufferStorage11.h
new file mode 100644
index 0000000000..a6afafe1b4
--- /dev/null
+++ b/src/3rdparty/angle/src/libGLESv2/renderer/d3d11/BufferStorage11.h
@@ -0,0 +1,92 @@
+//
+// Copyright (c) 2013 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// BufferStorage11.h Defines the BufferStorage11 class.
+
+#ifndef LIBGLESV2_RENDERER_BUFFERSTORAGE11_H_
+#define LIBGLESV2_RENDERER_BUFFERSTORAGE11_H_
+
+#include "libGLESv2/renderer/BufferStorage.h"
+
+namespace rx
+{
+class Renderer;
+class Renderer11;
+class DirectBufferStorage11;
+
+enum BufferUsage
+{
+    BUFFER_USAGE_VERTEX,
+    BUFFER_USAGE_INDEX,
+};
+
+class BufferStorage11 : public BufferStorage
+{
+  public:
+    explicit BufferStorage11(Renderer11 *renderer);
+    virtual ~BufferStorage11();
+
+    static BufferStorage11 *makeBufferStorage11(BufferStorage *bufferStorage);
+
+    virtual void *getData();
+    virtual void setData(const void* data, unsigned int size, unsigned int offset);
+    virtual void copyData(BufferStorage* sourceStorage, unsigned int size,
+                          unsigned int sourceOffset, unsigned int destOffset);
+    virtual void clear();
+    virtual unsigned int getSize() const;
+    virtual bool supportsDirectBinding() const;
+
+    ID3D11Buffer *getBuffer(BufferUsage usage);
+
+  private:
+    Renderer11 *mRenderer;
+
+    ID3D11Buffer *mStagingBuffer;
+    unsigned int mStagingBufferSize;
+
+    std::map<BufferUsage, DirectBufferStorage11*> mDirectBuffers;
+
+    unsigned int mSize;
+
+    void *mResolvedData;
+    unsigned int mResolvedDataSize;
+    bool mResolvedDataValid;
+
+    unsigned int mReadUsageCount;
+    unsigned int mWriteUsageCount;
+
+    void markBufferUsage();
+};
+
+// Each instance of BufferStorageD3DBuffer11 is specialized for a class of D3D binding points
+// - vertex buffers
+// - index buffers
+class DirectBufferStorage11
+{
+  public:
+    DirectBufferStorage11(Renderer11 *renderer, BufferUsage usage);
+    ~DirectBufferStorage11();
+
+    BufferUsage getUsage() const;
+    bool updateFromStagingBuffer(ID3D11Buffer *stagingBuffer, size_t size, size_t offset);
+
+    ID3D11Buffer *getD3DBuffer() { return mDirectBuffer; }
+    bool isDirty() const { return mDirty; }
+    void markDirty() { mDirty = true; }
+
+  private:
+    Renderer11 *mRenderer;
+    const BufferUsage mUsage;
+    ID3D11Buffer *mDirectBuffer;
+    size_t mBufferSize;
+    bool mDirty;
+
+    static void fillBufferDesc(D3D11_BUFFER_DESC* bufferDesc, Renderer *renderer, BufferUsage usage, unsigned int bufferSize);
+};
+
+}
+
+#endif // LIBGLESV2_RENDERER_BUFFERSTORAGE11_H_