Original Source for 1.13 Mod High Resolution version from 12/06/05

git-svn-id: https://ja2svn.mooo.com/source/ja2/trunk/GameSource/ja2_v1.13/Build@21 3b4a5df2-a311-0410-b5c6-a8a6f20db521

Utils/Quantize.h

@@ -0,0 +1,43 @@
+#ifndef __QUANTIZE_H_
+#define __QUANTIZE_H_
+
+typedef struct _NODE {
+    BOOL bIsLeaf;               // TRUE if node has no children
+    UINT nPixelCount;           // Number of pixels represented by this leaf
+    UINT nRedSum;               // Sum of red components
+    UINT nGreenSum;             // Sum of green components
+    UINT nBlueSum;              // Sum of blue components
+    struct _NODE* pChild[8];    // Pointers to child nodes
+    struct _NODE* pNext;        // Pointer to next reducible node
+} NODE;
+
+class CQuantizer
+{
+protected:
+    NODE* m_pTree;
+    UINT m_nLeafCount;
+    NODE* m_pReducibleNodes[9];
+    UINT m_nMaxColors;
+    UINT m_nColorBits;
+
+public:
+    CQuantizer (UINT nMaxColors, UINT nColorBits);
+    virtual ~CQuantizer ();
+    BOOL ProcessImage (BYTE *pData, int iWidth, int iHeight );
+    UINT GetColorCount ();
+    void GetColorTable (RGBQUAD* prgb);
+
+protected:
+    int GetLeftShiftCount (DWORD dwVal);
+    int GetRightShiftCount (DWORD dwVal);
+    void AddColor (NODE** ppNode, BYTE r, BYTE g, BYTE b, UINT nColorBits,
+        UINT nLevel, UINT* pLeafCount, NODE** pReducibleNodes);
+    NODE* CreateNode (UINT nLevel, UINT nColorBits, UINT* pLeafCount,
+        NODE** pReducibleNodes);
+    void ReduceTree (UINT nColorBits, UINT* pLeafCount,
+        NODE** pReducibleNodes);
+    void DeleteTree (NODE** ppNode);
+    void GetPaletteColors (NODE* pTree, RGBQUAD* prgb, UINT* pIndex);
+};
+
+#endif