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updated RGB2BGR function
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parent
0fed6a1bde
commit
04f1248ef9
2 changed files with 8 additions and 10 deletions
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@ -1,4 +1,4 @@
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/* $Id: svgamesa24.c,v 1.4 2000/01/25 00:03:02 brianp Exp $ */
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/* $Id: svgamesa24.c,v 1.5 2000/01/25 20:21:19 brianp Exp $ */
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/*
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* Mesa 3-D graphics library
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@ -34,6 +34,7 @@
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#if 0
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/* this doesn't compile with GCC on RedHat 6.1 */
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static inline int RGB2BGR24(int c)
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{
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asm("rorw $8, %0\n"
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@ -44,13 +45,10 @@ static inline int RGB2BGR24(int c)
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return c;
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}
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#else
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static int RGB2BGR24(int c)
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static unsigned long RGB2BGR24(unsigned long color)
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{
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/* XXX this isn't right */
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return c;
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return (color & 0xff00)|(color>>16)|((color & 0xff)<<16);
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}
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#endif
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static void __svga_drawpixel24(int x, int y, GLubyte r, GLubyte g, GLubyte b)
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@ -1,4 +1,4 @@
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/* $Id: svgamesa32.c,v 1.4 2000/01/25 00:03:02 brianp Exp $ */
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/* $Id: svgamesa32.c,v 1.5 2000/01/25 20:21:19 brianp Exp $ */
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/*
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* Mesa 3-D graphics library
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@ -33,6 +33,7 @@
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#include "svgamesa32.h"
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#if 0
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/* this doesn't compile with GCC on RedHat 6.1 */
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static inline int RGB2BGR32(int c)
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{
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asm("rorw $8, %0\n"
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@ -43,10 +44,9 @@ static inline int RGB2BGR32(int c)
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return c;
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}
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#else
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static int RGB2BGR32(int c)
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static unsigned long RGB2BGR32(unsigned long color)
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{
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/* XXX this isn't right */
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return c;
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return (color & 0xff00)|(color>>16)|((color & 0xff)<<16);
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}
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#endif
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