Initial commit

Torque/SDK/tools/map2dif plus/lmapPacker.h

@@ -0,0 +1,75 @@
+//-----------------------------------------------------------------------------
+// Torque Game Engine 
+// Copyright (C) GarageGames.com, Inc.
+//-----------------------------------------------------------------------------
+
+#ifndef _ITRSHEETMANAGER_H_
+#define _ITRSHEETMANAGER_H_
+
+#ifndef _PLATFORM_H_
+#include "platform/platform.h"
+#endif
+#ifndef _GBITMAP_H_
+#include "dgl/gBitmap.h"
+#endif
+
+//
+// Defines the interior light map border size.
+//
+// Light map borders prevent visual artifacts
+// caused by colors bleeding from adjacent light maps
+// or dead texture space.
+//
+#define SG_LIGHTMAP_BORDER_SIZE 10
+
+class SheetManager
+{
+  public:
+   struct LightMapEntry 
+   {
+      U32   sheetId;
+
+      U16   x, y;
+      U16   width, height;
+   };
+
+   struct SheetEntry 
+   {
+      GBitmap* pData;
+   };
+
+  public:
+   static const U32     csm_sheetSize;
+
+  public:
+   Vector<LightMapEntry>   m_lightMaps;
+   Vector<SheetEntry>      m_sheets;
+
+   S32                   m_currSheet;
+
+   U32                  m_currX;
+   U32                  m_currY;
+   U32                  m_lowestY;
+
+   void setupNewSheet();
+
+   void repackSection(const S32, const S32, const U32 in_sizeX, const U32 in_sizeY, const bool = false);
+   void repackBlock();
+   bool doesFit(const S32, const S32, const U32 sizeX, const U32 sizeY) const;
+   LightMapEntry& getLightmapNC(const S32 in_lightMapIndex);
+
+  public:
+   SheetManager();
+   ~SheetManager();
+
+   U32 numPixels;
+   U32 numSheetPixels;
+
+   void   begin();
+   void   end();
+   U32    enterLightMap(const GBitmap* in_pData);
+
+   const LightMapEntry& getLightmap(const S32 in_lightMapIndex) const;
+};
+
+#endif // _ITRSHEETMANAGER_H_