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| author | Roland Scheidegger <sroland@student.ethz.ch> | 2005-03-08 23:41:37 +0000 |
|---|---|---|
| committer | Roland Scheidegger <sroland@student.ethz.ch> | 2005-03-08 23:41:37 +0000 |
| commit | 6bcdf2fd3ca01b7b6f4f2435e7db36c2f9a2a31d (patch) | |
| tree | 457742e3c4c884ba2bb381bbd6ed60ee56aba90f | |
| parent | 3dc0136bf608f7681d89c5e8789fba06e1908c92 (diff) | |
Fix accidentally removed depth pitch adjustment if displayWidth is not a
multiple of 32 pixels (bug #788)
| -rw-r--r-- | src/radeon_driver.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/radeon_driver.c b/src/radeon_driver.c index 1d78c28..8895073 100644 --- a/src/radeon_driver.c +++ b/src/radeon_driver.c @@ -5086,11 +5086,12 @@ Bool RADEONScreenInit(int scrnIndex, ScreenPtr pScreen, int argc, char **argv) + RADEON_BUFFER_ALIGN) & ~RADEON_BUFFER_ALIGN; } /* Due to tiling, the Z buffer pitch must be a multiple of 32 pixels, - * which is always the case due to color pitch and its height a multiple of 16 lines. + * which is always the case if color tiling is used due to color pitch + * but not necessarily otherwise, and its height a multiple of 16 lines. */ - info->depthPitch = pScrn->displayWidth; + info->depthPitch = (pScrn->displayWidth + 31) & ~31; depthSize = ((((pScrn->virtualY + 15) & ~15) * info->depthPitch - * cpp + RADEON_BUFFER_ALIGN) & ~RADEON_BUFFER_ALIGN); + * cpp + RADEON_BUFFER_ALIGN) & ~RADEON_BUFFER_ALIGN); switch (info->CPMode) { case RADEON_DEFAULT_CP_PIO_MODE: |