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index f746120..abe808a 100644 (file)
@@ -1,5 +1,5 @@
 #include "grpapi.h"\r
-#include "..\\LoadStorm\\storm.h"\r
+#include "../LoadStorm/storm.h"\r
 #include <malloc.h>\r
 \r
 #ifdef GRPAPI_STATIC\r
@@ -34,7 +34,10 @@ typedef struct {
        DWORD Offset;\r
 } FRAMEHEADER;\r
 \r
-void __inline SetPix(HDC hDC, int X, int Y, COLORREF clrColor, DWORD dwFlags, DWORD dwAlpha);\r
+GETPIXELPROC MyGetPixel = GetPixel;\r
+SETPIXELPROC MySetPixel = (SETPIXELPROC)SetPixelV;\r
+\r
+void __inline SetPix(HDC hDC, int X, int Y, COLORREF clrColor, DWORD *dwPalette, DWORD dwFlags, DWORD dwAlpha);\r
 \r
 extern HINSTANCE hStorm;\r
 \r
@@ -60,7 +63,7 @@ BOOL APIENTRY DllMain( HINSTANCE hInstDLL,
 \r
 BOOL GRPAPI WINAPI LoadGrpApi()\r
 {\r
-       if (hStorm==0) return FALSE;\r
+       if (!hStorm) return FALSE;\r
        else return TRUE;\r
 }\r
 \r
@@ -68,14 +71,20 @@ void GRPAPI WINAPI FreeGrpApi()
 {\r
 }\r
 \r
+BOOL GRPAPI WINAPI SetMpqDll(LPCSTR lpDllFileName)\r
+{\r
+       if (LoadStorm((char *)lpDllFileName)) return TRUE;\r
+       else return FALSE;\r
+}\r
+\r
 BOOL GRPAPI WINAPI LoadPalette(LPCSTR lpFileName, DWORD *dwPaletteBuffer)\r
 {\r
-       if (lpFileName==0 || dwPaletteBuffer==0) return FALSE;\r
+       if (!lpFileName || !dwPaletteBuffer) return FALSE;\r
        HANDLE hFile;\r
-       if (SFileOpenFileEx!=0 && SFileGetFileSize!=0\r
-        && SFileSetFilePointer!=0 && SFileReadFile!=0\r
-        && SFileCloseFile!=0) {\r
-               if (SFileOpenFileEx(0,lpFileName,1,&hFile)==0) return FALSE;\r
+       if (SFileOpenFileEx && SFileGetFileSize\r
+        && SFileSetFilePointer && SFileReadFile\r
+        && SFileCloseFile) {\r
+               if (!SFileOpenFileEx(0,lpFileName,1,&hFile)) return FALSE;\r
                DWORD fsz = SFileGetFileSize(hFile,0);\r
                SFileSetFilePointer(hFile,0,0,FILE_BEGIN);\r
                if (fsz>=1024) {\r
@@ -126,20 +135,20 @@ BOOL GRPAPI WINAPI LoadPalette(LPCSTR lpFileName, DWORD *dwPaletteBuffer)
 \r
 HANDLE GRPAPI WINAPI LoadGrp(LPCSTR lpFileName)\r
 {\r
-       if (lpFileName==0) return (HANDLE)-1;\r
+       if (!lpFileName) return (HANDLE)-1;\r
        HANDLE hFile;\r
        char *GrpFile;\r
-       if (SFileOpenFileEx!=0 && SFileGetFileSize!=0\r
-        && SFileSetFilePointer!=0 && SFileReadFile!=0\r
-        && SFileCloseFile!=0) {\r
-               if (SFileOpenFileEx(0,lpFileName,1,&hFile)==0) return (HANDLE)-1;\r
+       if (SFileOpenFileEx && SFileGetFileSize\r
+        && SFileSetFilePointer && SFileReadFile\r
+        && SFileCloseFile) {\r
+               if (!SFileOpenFileEx(0,lpFileName,1,&hFile)) return (HANDLE)-1;\r
                DWORD fsz = SFileGetFileSize(hFile,0);\r
                if (fsz<6) {\r
                        SFileCloseFile(hFile);\r
                        return (HANDLE)-1;\r
                }\r
                GrpFile = (char *)VirtualAlloc(0,fsz,MEM_COMMIT,PAGE_READWRITE);\r
-               if (GrpFile!=0) {\r
+               if (GrpFile) {\r
                        SFileSetFilePointer(hFile,0,0,FILE_BEGIN);\r
                        SFileReadFile(hFile,GrpFile,fsz,0,0);\r
                }\r
@@ -155,7 +164,7 @@ HANDLE GRPAPI WINAPI LoadGrp(LPCSTR lpFileName)
                        return (HANDLE)-1;\r
                }\r
                GrpFile = (char *)VirtualAlloc(0,fsz,MEM_COMMIT,PAGE_READWRITE);\r
-               if (GrpFile!=0) {\r
+               if (GrpFile) {\r
                        SetFilePointer(hFile,0,0,FILE_BEGIN);\r
                        ReadFile(hFile,GrpFile,fsz,&tsz,0);\r
                }\r
@@ -167,84 +176,192 @@ HANDLE GRPAPI WINAPI LoadGrp(LPCSTR lpFileName)
 \r
 BOOL GRPAPI WINAPI DestroyGrp(HANDLE hGrp)\r
 {\r
-       if (hGrp==0 || hGrp==INVALID_HANDLE_VALUE) return FALSE;\r
+       if (!hGrp || hGrp==INVALID_HANDLE_VALUE) return FALSE;\r
        VirtualFree(hGrp,0,MEM_RELEASE);\r
        return TRUE;\r
 }\r
 \r
 BOOL GRPAPI WINAPI DrawGrp(HANDLE hGrp, HDC hdcDest, int nXDest, int nYDest, WORD nFrame, DWORD *dwPalette, DWORD dwFlags, DWORD dwAlpha)\r
 {\r
-       if (hGrp==0 || hGrp==INVALID_HANDLE_VALUE || hdcDest==0 || dwPalette==0) return FALSE;\r
+       if (!hGrp || hGrp==INVALID_HANDLE_VALUE || hdcDest==0 || !dwPalette) return FALSE;\r
        GRPHEADER *GrpFile = (GRPHEADER *)hGrp;\r
        nFrame %= GrpFile->nFrames;\r
        FRAMEHEADER *GrpFrame = &((FRAMEHEADER *)(((char *)GrpFile)+6))[nFrame];\r
+       FRAMEHEADER *GrpFrames = &((FRAMEHEADER *)(((char *)GrpFile)+6))[0];\r
+       int FrameSize = 0xFFFFFF;\r
        DWORD Right,Bottom;\r
        if (dwFlags&HORIZONTAL_FLIP) Right = nXDest+GrpFile->wMaxWidth-1-GrpFrame->Left;\r
        if (dwFlags&VERTICAL_FLIP) Bottom = nYDest+GrpFile->wMaxHeight-1-GrpFrame->Top;\r
        nXDest += GrpFrame->Left;\r
        nYDest += GrpFrame->Top;\r
        WORD *GrpOffsets = ((WORD *)(((char *)GrpFile)+GrpFrame->Offset));\r
-       for (DWORD y=0;y<GrpFrame->Height;y++) {\r
-               BYTE *RowData = ((BYTE *)(((char *)GrpOffsets)+GrpOffsets[y]));\r
-               WORD x=0,ofs=0;\r
-               while (x<GrpFrame->Width) {\r
-                       if (RowData[ofs]<=64) {\r
-                               if ((dwFlags&HORIZONTAL_FLIP)==0 && (dwFlags&VERTICAL_FLIP)==0) {\r
-                                       for (WORD i=1;i<=RowData[ofs] && x<GrpFrame->Width;i++) {\r
-                                               SetPix(hdcDest,nXDest+x,nYDest+y,dwPalette[RowData[ofs+i]],dwFlags,dwAlpha);\r
-                                               x++;\r
+       BYTE *GrpRaw = (BYTE *)GrpOffsets;\r
+       BYTE *RowData;\r
+       WORD x,ofs;\r
+       DWORD y;\r
+       WORD i;\r
+       int j;\r
+       if (nFrame + 1 < GrpFile->nFrames) {\r
+               for (i = 0; i + 1 < GrpFile->nFrames; i++) {\r
+                       j = GrpFrames[i].Offset - GrpFrame->Offset;\r
+                       if (j > 0 && j < FrameSize)\r
+                               FrameSize = j;\r
+               }\r
+       }\r
+       if (FrameSize == 0xFFFFFF) {\r
+               for (i = 0; i + 1 < GrpFile->nFrames; i++) {\r
+                       j = GrpFrames[i].Offset - GrpFrames[0].Offset;\r
+                       if (j > 0 && j < FrameSize)\r
+                               FrameSize = j;\r
+               }\r
+               if (FrameSize == GrpFrames[0].Width * GrpFrames[0].Height)\r
+                       FrameSize = GrpFrame->Width * GrpFrame->Height;\r
+       }\r
+       if (!(dwFlags&HORIZONTAL_FLIP) && !(dwFlags&VERTICAL_FLIP)) {\r
+               if (FrameSize != GrpFrame->Width * GrpFrame->Height) {\r
+                       for (y=0;y<GrpFrame->Height;y++) {\r
+                               RowData = ((BYTE *)(((char *)GrpOffsets)+GrpOffsets[y]));\r
+                               x=0; ofs=0;\r
+                               while (x<GrpFrame->Width) {\r
+                                       if (!(RowData[ofs] & 0x80)) {\r
+                                               if (!(RowData[ofs] & 0x40)) {\r
+                                                       for (i=1;i<=RowData[ofs] && x<GrpFrame->Width;i++) {\r
+                                                               SetPix(hdcDest,nXDest+x,nYDest+y,RowData[ofs+i],dwPalette,dwFlags,dwAlpha);\r
+                                                               x++;\r
+                                                       }\r
+                                                       ofs+=RowData[ofs]+1;\r
+                                               }\r
+                                               else {\r
+                                                       for (i=0;i<RowData[ofs]-64 && x<GrpFrame->Width;i++) {\r
+                                                               SetPix(hdcDest,nXDest+x,nYDest+y,RowData[ofs+1],dwPalette,dwFlags,dwAlpha);\r
+                                                               x++;\r
+                                                       }\r
+                                                       ofs+=2;\r
+                                               }\r
                                        }\r
-                               }\r
-                               else if (dwFlags&HORIZONTAL_FLIP && (dwFlags&VERTICAL_FLIP)==0) {\r
-                                       for (WORD i=1;i<=RowData[ofs] && x<GrpFrame->Width;i++) {\r
-                                               SetPix(hdcDest,Right-x,nYDest+y,dwPalette[RowData[ofs+i]],dwFlags,dwAlpha);\r
-                                               x++;\r
+                                       else {\r
+                                               x+=RowData[ofs]-128;\r
+                                               ofs++;\r
                                        }\r
                                }\r
-                               else if ((dwFlags&HORIZONTAL_FLIP)==0 && dwFlags&VERTICAL_FLIP) {\r
-                                       for (WORD i=1;i<=RowData[ofs] && x<GrpFrame->Width;i++) {\r
-                                               SetPix(hdcDest,nXDest+x,Bottom-y,dwPalette[RowData[ofs+i]],dwFlags,dwAlpha);\r
-                                               x++;\r
-                                       }\r
+                       }\r
+               }\r
+               else {\r
+                       for (y=0;y<GrpFrame->Height;y++) {\r
+                               for (x=0;x<GrpFrame->Width;x++) {\r
+                                       SetPix(hdcDest,nXDest+x,nYDest+y,GrpRaw[y * GrpFrame->Width + x],dwPalette,dwFlags,dwAlpha);\r
                                }\r
-                               else {\r
-                                       for (WORD i=1;i<=RowData[ofs] && x<GrpFrame->Width;i++) {\r
-                                               SetPix(hdcDest,Right-x,Bottom-y,dwPalette[RowData[ofs+i]],dwFlags,dwAlpha);\r
-                                               x++;\r
+                       }\r
+               }\r
+       }\r
+       else if (dwFlags&HORIZONTAL_FLIP && !(dwFlags&VERTICAL_FLIP)) {\r
+               if (FrameSize != GrpFrame->Width * GrpFrame->Height) {\r
+                       for (y=0;y<GrpFrame->Height;y++) {\r
+                               RowData = ((BYTE *)(((char *)GrpOffsets)+GrpOffsets[y]));\r
+                               x=0; ofs=0;\r
+                               while (x<GrpFrame->Width) {\r
+                                       if (!(RowData[ofs] & 0x80)) {\r
+                                               if (!(RowData[ofs] & 0x40)) {\r
+                                                       for (i=1;i<=RowData[ofs] && x<GrpFrame->Width;i++) {\r
+                                                               SetPix(hdcDest,Right-x,nYDest+y,RowData[ofs+i],dwPalette,dwFlags,dwAlpha);\r
+                                                               x++;\r
+                                                       }\r
+                                                       ofs+=RowData[ofs]+1;\r
+                                               }\r
+                                               else {\r
+                                                       for (i=0;i<RowData[ofs]-64 && x<GrpFrame->Width;i++) {\r
+                                                               SetPix(hdcDest,Right-x,nYDest+y,RowData[ofs+1],dwPalette,dwFlags,dwAlpha);\r
+                                                               x++;\r
+                                                       }\r
+                                                       ofs+=2;\r
+                                               }\r
+                                       }\r
+                                       else {\r
+                                               x+=RowData[ofs]-128;\r
+                                               ofs++;\r
                                        }\r
                                }\r
-                               ofs+=RowData[ofs]+1;\r
                        }\r
-                       else if (RowData[ofs]<=128) {\r
-                               if ((dwFlags&HORIZONTAL_FLIP)==0 && (dwFlags&VERTICAL_FLIP)==0) {\r
-                                       for (WORD i=0;i<RowData[ofs]-64 && x<GrpFrame->Width;i++) {\r
-                                               SetPix(hdcDest,nXDest+x,nYDest+y,dwPalette[RowData[ofs+1]],dwFlags,dwAlpha);\r
-                                               x++;\r
-                                       }\r
+               }\r
+               else {\r
+                       for (y=0;y<GrpFrame->Height;y++) {\r
+                               for (x=0;x<GrpFrame->Width;x++) {\r
+                                       SetPix(hdcDest,Right-x,nYDest+y,GrpRaw[y * GrpFrame->Width + x],dwPalette,dwFlags,dwAlpha);\r
                                }\r
-                               else if (dwFlags&HORIZONTAL_FLIP && (dwFlags&VERTICAL_FLIP)==0) {\r
-                                       for (WORD i=0;i<RowData[ofs]-64 && x<GrpFrame->Width;i++) {\r
-                                               SetPix(hdcDest,Right-x,nYDest+y,dwPalette[RowData[ofs+1]],dwFlags,dwAlpha);\r
-                                               x++;\r
+                       }\r
+               }\r
+       }\r
+       else if (!(dwFlags&HORIZONTAL_FLIP) && dwFlags&VERTICAL_FLIP) {\r
+               if (FrameSize != GrpFrame->Width * GrpFrame->Height) {\r
+                       for (y=0;y<GrpFrame->Height;y++) {\r
+                               RowData = ((BYTE *)(((char *)GrpOffsets)+GrpOffsets[y]));\r
+                               x=0; ofs=0;\r
+                               while (x<GrpFrame->Width) {\r
+                                       if (!(RowData[ofs] & 0x80)) {\r
+                                               if (!(RowData[ofs] & 0x40)) {\r
+                                                       for (i=1;i<=RowData[ofs] && x<GrpFrame->Width;i++) {\r
+                                                               SetPix(hdcDest,nXDest+x,Bottom-y,RowData[ofs+i],dwPalette,dwFlags,dwAlpha);\r
+                                                               x++;\r
+                                                       }\r
+                                                       ofs+=RowData[ofs]+1;\r
+                                               }\r
+                                               else {\r
+                                                       for (i=0;i<RowData[ofs]-64 && x<GrpFrame->Width;i++) {\r
+                                                               SetPix(hdcDest,nXDest+x,Bottom-y,RowData[ofs+1],dwPalette,dwFlags,dwAlpha);\r
+                                                               x++;\r
+                                                       }\r
+                                                       ofs+=2;\r
+                                               }\r
                                        }\r
-                               }\r
-                               else if ((dwFlags&HORIZONTAL_FLIP)==0 && dwFlags&VERTICAL_FLIP) {\r
-                                       for (WORD i=0;i<RowData[ofs]-64 && x<GrpFrame->Width;i++) {\r
-                                               SetPix(hdcDest,nXDest+x,Bottom-y,dwPalette[RowData[ofs+1]],dwFlags,dwAlpha);\r
-                                               x++;\r
+                                       else {\r
+                                               x+=RowData[ofs]-128;\r
+                                               ofs++;\r
                                        }\r
                                }\r
-                               else {\r
-                                       for (WORD i=0;i<RowData[ofs]-64 && x<GrpFrame->Width;i++) {\r
-                                               SetPix(hdcDest,Right-x,Bottom-y,dwPalette[RowData[ofs+1]],dwFlags,dwAlpha);\r
-                                               x++;\r
+                       }\r
+               }\r
+               else {\r
+                       for (y=0;y<GrpFrame->Height;y++) {\r
+                               for (x=0;x<GrpFrame->Width;x++) {\r
+                                       SetPix(hdcDest,nXDest+x,Bottom-y,GrpRaw[y * GrpFrame->Width + x],dwPalette,dwFlags,dwAlpha);\r
+                               }\r
+                       }\r
+               }\r
+       }\r
+       else {\r
+               if (FrameSize != GrpFrame->Width * GrpFrame->Height) {\r
+                       for (y=0;y<GrpFrame->Height;y++) {\r
+                               RowData = ((BYTE *)(((char *)GrpOffsets)+GrpOffsets[y]));\r
+                               x=0; ofs=0;\r
+                               while (x<GrpFrame->Width) {\r
+                                       if (!(RowData[ofs] & 0x80)) {\r
+                                               if (!(RowData[ofs] & 0x40)) {\r
+                                                       for (i=1;i<=RowData[ofs] && x<GrpFrame->Width;i++) {\r
+                                                               SetPix(hdcDest,Right-x,Bottom-y,RowData[ofs+i],dwPalette,dwFlags,dwAlpha);\r
+                                                               x++;\r
+                                                       }\r
+                                                       ofs+=RowData[ofs]+1;\r
+                                               }\r
+                                               else {\r
+                                                       for (i=0;i<RowData[ofs]-64 && x<GrpFrame->Width;i++) {\r
+                                                               SetPix(hdcDest,Right-x,Bottom-y,RowData[ofs+1],dwPalette,dwFlags,dwAlpha);\r
+                                                               x++;\r
+                                                       }\r
+                                                       ofs+=2;\r
+                                               }\r
+                                       }\r
+                                       else {\r
+                                               x+=RowData[ofs]-128;\r
+                                               ofs++;\r
                                        }\r
                                }\r
-                               ofs+=2;\r
                        }\r
-                       else {\r
-                               x+=RowData[ofs]-128;\r
-                               ofs++;\r
+               }\r
+               else {\r
+                       for (y=0;y<GrpFrame->Height;y++) {\r
+                               for (x=0;x<GrpFrame->Width;x++) {\r
+                                       SetPix(hdcDest,Right-x,Bottom-y,GrpRaw[y * GrpFrame->Width + x],dwPalette,dwFlags,dwAlpha);\r
+                               }\r
                        }\r
                }\r
        }\r
@@ -253,46 +370,57 @@ BOOL GRPAPI WINAPI DrawGrp(HANDLE hGrp, HDC hdcDest, int nXDest, int nYDest, WOR
 \r
 BOOL GRPAPI WINAPI GetGrpInfo(HANDLE hGrp, GRPHEADER *GrpInfo)\r
 {\r
-       if (hGrp==0 || hGrp==INVALID_HANDLE_VALUE || GrpInfo==0) return FALSE;\r
+       if (!hGrp || hGrp==INVALID_HANDLE_VALUE || !GrpInfo) return FALSE;\r
        memcpy(GrpInfo,hGrp,6);\r
        return TRUE;\r
 }\r
 \r
-void __inline SetPix(HDC hDC, int X, int Y, COLORREF clrColor, DWORD dwFlags, DWORD dwAlpha)\r
+void GRPAPI WINAPI SetFunctionGetPixel(GETPIXELPROC lpGetPixelProc)\r
 {\r
-       if (dwFlags&SHADOW_COLOR) {\r
-               ((BYTE *)&clrColor)[0] = ((BYTE *)&dwFlags)[1];\r
-               ((BYTE *)&clrColor)[1] = ((BYTE *)&dwFlags)[2];\r
-               ((BYTE *)&clrColor)[2] = ((BYTE *)&dwFlags)[3];\r
-               ((BYTE *)&clrColor)[3] = 0;\r
-       }\r
-       if (dwFlags&ALPHA_BLEND) {\r
-               DWORD dwColor = GetPixel(hDC,X,Y);\r
+       MyGetPixel = lpGetPixelProc;\r
+}\r
+\r
+void GRPAPI WINAPI SetFunctionSetPixel(SETPIXELPROC lpSetPixelProc)\r
+{\r
+       MySetPixel = lpSetPixelProc;\r
+}\r
+\r
+void __inline SetPix(HDC hDC, int X, int Y, COLORREF clrColor, DWORD *dwPalette, DWORD dwFlags, DWORD dwAlpha)\r
+{\r
+       if (!(dwFlags&USE_INDEX)) {\r
+               if (dwFlags&SHADOW_COLOR) {\r
+                       clrColor = (dwFlags >> 8) & 0x00FFFFFF;\r
+               }\r
+               else {\r
+                       clrColor = dwPalette[clrColor];\r
+               }\r
+               if (dwFlags&ALPHA_BLEND) {\r
+                       DWORD dwColor = MyGetPixel(hDC,X,Y);\r
 \r
-               // Old alpha\r
-               /*((BYTE *)&dwColor)[0]*=1-((float)((BYTE *)&dwAlpha)[0]/256);\r
-               ((BYTE *)&dwColor)[1]*=1-((float)((BYTE *)&dwAlpha)[1]/256);\r
-               ((BYTE *)&dwColor)[2]*=1-((float)((BYTE *)&dwAlpha)[2]/256);\r
-               ((BYTE *)&clrColor)[0]*=(float)((BYTE *)&dwAlpha)[0]/256;\r
-               ((BYTE *)&clrColor)[1]*=(float)((BYTE *)&dwAlpha)[1]/256;\r
-               ((BYTE *)&clrColor)[2]*=(float)((BYTE *)&dwAlpha)[2]/256;\r
-               ((BYTE *)&clrColor)[0]+=((BYTE *)&dwColor)[0];\r
-               ((BYTE *)&clrColor)[1]+=((BYTE *)&dwColor)[1];\r
-               ((BYTE *)&clrColor)[2]+=((BYTE *)&dwColor)[2];*/\r
+                       // Old alpha\r
+                       /*((BYTE *)&dwColor)[0]*=1-((float)((BYTE *)&dwAlpha)[0]/256);\r
+                       ((BYTE *)&dwColor)[1]*=1-((float)((BYTE *)&dwAlpha)[1]/256);\r
+                       ((BYTE *)&dwColor)[2]*=1-((float)((BYTE *)&dwAlpha)[2]/256);\r
+                       ((BYTE *)&clrColor)[0]*=(float)((BYTE *)&dwAlpha)[0]/256;\r
+                       ((BYTE *)&clrColor)[1]*=(float)((BYTE *)&dwAlpha)[1]/256;\r
+                       ((BYTE *)&clrColor)[2]*=(float)((BYTE *)&dwAlpha)[2]/256;\r
+                       ((BYTE *)&clrColor)[0]+=((BYTE *)&dwColor)[0];\r
+                       ((BYTE *)&clrColor)[1]+=((BYTE *)&dwColor)[1];\r
+                       ((BYTE *)&clrColor)[2]+=((BYTE *)&dwColor)[2];*/\r
 \r
-               /* blendedcolor =\r
-                    ( ( forecolor * ( 1 - alpha ) ) >> 8 )\r
-                  + ( ( backcolor * ( 256 - alpha ) ) >> 8 ) */\r
-               ((BYTE *)&clrColor)[0] =\r
-                       ( ( ((BYTE *)&clrColor)[0] * ( ((BYTE *)&dwAlpha)[0] + 1 ) ) >> 8 )\r
-                       + ( ( ((BYTE *)&dwColor)[0] * ( 256 - ((BYTE *)&dwAlpha)[0] ) ) >> 8 );\r
-               ((BYTE *)&clrColor)[1] =\r
-                       ( ( ((BYTE *)&clrColor)[1] * ( ((BYTE *)&dwAlpha)[1] + 1 ) ) >> 8 )\r
-                       + ( ( ((BYTE *)&dwColor)[1] * ( 256 - ((BYTE *)&dwAlpha)[1] ) ) >> 8 );\r
-               ((BYTE *)&clrColor)[2] =\r
-                       ( ( ((BYTE *)&clrColor)[2] * ( ((BYTE *)&dwAlpha)[2] + 1 ) ) >> 8 )\r
-                       + ( ( ((BYTE *)&dwColor)[2] * ( 256 - ((BYTE *)&dwAlpha)[2] ) ) >> 8 );\r
+                       /* blendedcolor =\r
+                                ( ( forecolor * ( 1 - alpha ) ) >> 8 )\r
+                          + ( ( backcolor * ( 256 - alpha ) ) >> 8 ) */\r
+                       ((BYTE *)&clrColor)[0] =\r
+                               ( ( ((BYTE *)&clrColor)[0] * ( ((BYTE *)&dwAlpha)[0] + 1 ) ) >> 8 )\r
+                               + ( ( ((BYTE *)&dwColor)[0] * ( 256 - ((BYTE *)&dwAlpha)[0] ) ) >> 8 );\r
+                       ((BYTE *)&clrColor)[1] =\r
+                               ( ( ((BYTE *)&clrColor)[1] * ( ((BYTE *)&dwAlpha)[1] + 1 ) ) >> 8 )\r
+                               + ( ( ((BYTE *)&dwColor)[1] * ( 256 - ((BYTE *)&dwAlpha)[1] ) ) >> 8 );\r
+                       ((BYTE *)&clrColor)[2] =\r
+                               ( ( ((BYTE *)&clrColor)[2] * ( ((BYTE *)&dwAlpha)[2] + 1 ) ) >> 8 )\r
+                               + ( ( ((BYTE *)&dwColor)[2] * ( 256 - ((BYTE *)&dwAlpha)[2] ) ) >> 8 );\r
+               }\r
        }\r
-       SetPixelV(hDC,X,Y,clrColor);\r
+       MySetPixel(hDC,X,Y,clrColor);\r
 }\r
-\r