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light: use uintptr_t for aligning light data in memory 

Signed-off-by: Kevin Shanahan <kmshanah@disenchant.net>
This commit is contained in:
Kevin Shanahan 2013-03-03 12:32:32 +10:30
parent f075de2fb5
commit 310e28e12a
1 changed files with 5 additions and 3 deletions
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8
light/light.c
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@ -17,6 +17,8 @@
See file, 'COPYING', for details.
*/
#include <stdint.h>
#include <light/light.h>
float scaledist = 1.0;
@ -50,14 +52,14 @@ GetFileSpace(byte **lightdata, byte **colordata, int size)
ThreadLock();
/* align to 4 byte boudaries */
file_p = (byte *)(((long)file_p + 3) & ~3);
file_p = (byte *)(((uintptr_t)file_p + 3) & ~3);
*lightdata = file_p;
file_p += size;
if (colored && colordata) {
/* align to 12 byte boundaries to match offets with 3 * lightdata */
if ((long)lit_file_p % 12)
lit_file_p += 12 - ((long)lit_file_p % 12);
if ((uintptr_t)lit_file_p % 12)
lit_file_p += 12 - ((uintptr_t)lit_file_p % 12);
*colordata = lit_file_p;
lit_file_p += size * 3;
}