1 files changed, 60 insertions, 0 deletions

diff --git a/libraries/evas/src/modules/engines/direct3d/evas_direct3d_vertex_buffer_cache.h b/libraries/evas/src/modules/engines/direct3d/evas_direct3d_vertex_buffer_cache.h
new file mode 100644
index 0000000..822ac80
--- /dev/null
+++ b/libraries/evas/src/modules/engines/direct3d/evas_direct3d_vertex_buffer_cache.h
@@ -0,0 +1,60 @@
+#ifndef __EVAS_DIRECT3D_VERTEX_BUFFER_CACHE_H__
+#define __EVAS_DIRECT3D_VERTEX_BUFFER_CACHE_H__
+
+#include "evas_engine.h"
+
+#include "ref.h"
+#include "array.h"
+
+class D3DDevice;
+
+class D3DVertexBufferCache : virtual public Referenc
+{
+public:
+   struct CacheEntryInfo
+   {
+      int id;
+   };
+
+public:
+   ~D3DVertexBufferCache();
+
+   static D3DVertexBufferCache *Current();
+   static void SetCurrent(D3DVertexBufferCache *obj);
+
+   inline void SetSizeBorders(FLOAT low, FLOAT high);
+
+   bool InitBuffer(D3DDevice *d3d, BYTE *data, int size, CacheEntryInfo &info);
+   bool SelectBufferToDevice(D3DDevice *device, int id, int vertex_size);
+   void Uninitialize();
+
+private:
+   struct CacheEntry
+   {
+      LPDIRECT3DVERTEXBUFFER9 vb;
+      int size;
+   };
+
+private:
+   D3DVertexBufferCache();
+
+   int FindBestEntry(int size);
+   bool CreateEntry(D3DDevice *d3d, CacheEntry &entry, int size);
+   void DeleteEntry(int id);
+   bool InsertData(CacheEntry &entry, BYTE *data, int size);
+
+private:
+   TArray<CacheEntry> _cache;
+   FLOAT size_border_low;
+   FLOAT size_border_high;
+
+   static Ref<D3DVertexBufferCache> _this;
+};
+
+void D3DVertexBufferCache::SetSizeBorders(FLOAT low, FLOAT high)
+{
+   size_border_low = low;
+   size_border_high = high;
+}
+
+#endif  // __EVAS_DIRECT3D_VERTEX_BUFFER_CACHE_H__