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Fixed a bug in grLfbLock. For write locks, the code returned the

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address of the LFB, not the address of the buffer.  This may be the
Windows behavior, but it's not the behavior we expect in Linux.  I
changed the Linux behavior, and left the Windows behavior alone.
This commit is contained in:
billwhite
2000-07-19 23:52:33 +00:00
parent 0e95fce6bf
commit 078484397f
1 changed files with 17 additions and 2 deletions
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19
glide3x/h5/glide3/src/glfb.c
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@@ -686,10 +686,16 @@ GR_ENTRY(grLfbLock, FxBool,(GrLock_t type, GrBuffer_t buffer,
}
#endif
else {
info->lfbPtr = (void *)gc->lfb_ptr;
#ifdef __linux__
/*
* For Linux, we just return the correct address and
* stride.
*/
info->strideInBytes = gc->bInfo->buffInfo.bufLfbStride;
#endif /* defined(__linux__) */
info->lfbPtr = (void *)gc->lfbBuffers[colBufferIndex];
#else /* defined(__linux__) */
info->lfbPtr = (void *)gc->lfb_ptr;
#endif /* defined(__linux__) */
switch (writeMode) {
case GR_LFBWRITEMODE_565_DEPTH:
case GR_LFBWRITEMODE_555_DEPTH:
@@ -776,7 +782,16 @@ GR_ENTRY(grLfbLock, FxBool,(GrLock_t type, GrBuffer_t buffer,
/* Make sure dither rotation is disabled for 3D LFBs. */
_3dlfb = FXTRUE;
#if defined(__linux__)
/*
* For Linux, we just return the correct address and
* stride.
*/
info->strideInBytes = gc->bInfo->buffInfo.bufLfbStride;
info->lfbPtr = (void *)gc->lfbBuffers[colBufferIndex];
#else /* defined(__linux__) */
info->lfbPtr = (void *)gc->lfb_ptr;
#endif /* defined(__linux__) */
switch (writeMode) {
case GR_LFBWRITEMODE_565_DEPTH: