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Torque/SDK/lib/maxsdk40/palutil.h

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+/*******************************************************************
+ *
+ *    DESCRIPTION: PALUTIL.H
+ *
+ *    AUTHOR: D.Silva
+ *
+ *    HISTORY:    
+ *
+ *******************************************************************/
+
+#ifndef PALUTIL_H_DEFINED
+#define PALUTIL_H_DEFINED
+
+//-- 256 color dithering-----------------------------------------------------
+// For packing colors into 256 color paletted representation.
+// Create one with BMMNewColorPacker
+class ColorPacker {
+   public:
+      virtual void EnableDither(BOOL onoff)=0;  // default: MAX default
+      virtual void PropogateErrorBetweenLines(BOOL onoff)=0;  // default ON; 
+      virtual void PackLine( BMM_Color_64* in, BYTE *out, int w)=0;
+      virtual void PackLine( BMM_Color_48* in, BYTE *out, int w)=0;
+      virtual void DeleteThis()=0;
+   };
+
+// Get a color packer.  When done, be sure to call its DeleteThis();
+UtilExport ColorPacker *NewColorPacker(
+   int w,            // width of bitmap to be packed
+   BMM_Color_48 *pal,   // palette to use
+   int npal,         // number of entries in the palette
+   BYTE* remap=NULL, // optional remap done at last stage.
+   BOOL dither = FALSE
+   );
+
+//---------------------------------------------------------------------
+// Color quantizer, for doing true-color to paletted conversion
+//
+class Quantizer {
+   public:
+      virtual int AllocHistogram(void)=0;
+      virtual int Partition(BMM_Color_48 *pal, int palsize, BMM_Color_64 *forceCol)=0;
+      virtual void AddToHistogram(BMM_Color_64 *image, int npix)=0;  
+      virtual void AddToHistogram(BMM_Color_48 *image, int npix)=0;  
+      virtual void AddToHistogram(BMM_Color_24 *image, int npix)=0;  
+      virtual void DeleteThis()=0;
+   };
+
+UtilExport Quantizer *NewQuantizer();
+
+#endif // PALUTIL_H_DEFINED