Import all sources from perforce.

src/nvimage/DirectDrawSurface.h

@@ -0,0 +1,85 @@
+// Copyright NVIDIA Corporation 2007 -- Ignacio Castano <icastano@nvidia.com>
+// 
+// Permission is hereby granted, free of charge, to any person
+// obtaining a copy of this software and associated documentation
+// files (the "Software"), to deal in the Software without
+// restriction, including without limitation the rights to use,
+// copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following
+// conditions:
+// 
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+// 
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+// OTHER DEALINGS IN THE SOFTWARE.
+
+#ifndef NV_IMAGE_DIRECTDRAWSURFACE_H
+#define NV_IMAGE_DIRECTDRAWSURFACE_H
+
+#include <nvcore/nvcore.h>
+
+namespace nv
+{
+
+	struct DDSPixelFormat {
+		uint size;
+		uint flags;
+		uint fourcc;
+		uint bitcount;
+		uint rmask;
+		uint gmask;
+		uint bmask;
+		uint amask;
+	};
+
+	struct DDSCaps {
+		uint caps1;
+		uint caps2;
+		uint caps3;
+		uint caps4;
+	};
+
+	/// DDS file header.
+	struct DDSHeader {
+		uint fourcc;
+		uint size;
+		uint flags;
+		uint height;
+		uint width;
+		uint pitch;
+		uint depth;
+		uint mipmapcount;
+		uint reserved[11];
+		DDSPixelFormat pf;
+		DDSCaps caps;
+		uint notused;
+
+		// Helper methods.
+		DDSHeader();
+		void setWidth(uint w);
+		void setHeight(uint h);
+		void setDepth(uint d);
+		void setMipmapCount(uint count);
+		void setLinearSize(uint size);
+		void setPitch(uint pitch);
+		void setFourCC(uint8 c0, uint8 c1, uint8 c2, uint8 c3);
+		void setPixelFormat(uint bitcount, uint rmask, uint gmask, uint bmask, uint amask);
+		void setTexture2D();
+		void setTexture3D();
+		void setTextureCube();
+		
+		void swapBytes();
+	};
+
+
+} // nv namespace
+
+#endif // NV_IMAGE_DIRECTDRAWSURFACE_H