updated RGB2BGR function

This commit is contained in:
Brian Paul 2000-01-25 20:21:19 +00:00
parent 0fed6a1bde
commit 04f1248ef9
2 changed files with 8 additions and 10 deletions

View file

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

View file

@ -1,4 +1,4 @@
/* $Id: svgamesa32.c,v 1.4 2000/01/25 00:03:02 brianp Exp $ */
/* $Id: svgamesa32.c,v 1.5 2000/01/25 20:21:19 brianp Exp $ */
/*
* Mesa 3-D graphics library
@ -33,6 +33,7 @@
#include "svgamesa32.h"
#if 0
/* this doesn't compile with GCC on RedHat 6.1 */
static inline int RGB2BGR32(int c)
{
asm("rorw $8, %0\n"
@ -43,10 +44,9 @@ static inline int RGB2BGR32(int c)
return c;
}
#else
static int RGB2BGR32(int c)
static unsigned long RGB2BGR32(unsigned long color)
{
/* XXX this isn't right */
return c;
return (color & 0xff00)|(color>>16)|((color & 0xff)<<16);
}
#endif