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r600g: disable MSAA depth decompression on r6xx

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This commit is contained in:
Marek Olšák 2012-08-26 23:02:37 +02:00
parent 78354011f9
commit 2f6eb3afb7
1 changed files with 10 additions and 1 deletions
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11
src/gallium/drivers/r600/r600_blit.c
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@ -145,6 +145,16 @@ void r600_blit_decompress_depth(struct pipe_context *ctx,
if (!staging && !texture->dirty_level_mask)
return;
max_sample = u_max_sample(&texture->resource.b.b);
/* XXX Decompressing MSAA depth textures is broken on R6xx.
* There is also a hardlock if CMASK and FMASK are not present.
* Just skip this until we find out how to fix it. */
if (rctx->chip_class == R600 && max_sample > 0) {
texture->dirty_level_mask = 0;
return;
}
if (rctx->family == CHIP_RV610 || rctx->family == CHIP_RV630 ||
rctx->family == CHIP_RV620 || rctx->family == CHIP_RV635)
depth = 0.0f;
@ -158,7 +168,6 @@ void r600_blit_decompress_depth(struct pipe_context *ctx,
rctx->db_misc_state.copy_sample = first_sample;
r600_atom_dirty(rctx, &rctx->db_misc_state.atom);
max_sample = u_max_sample(&texture->resource.b.b);
for (level = first_level; level <= last_level; level++) {
if (!staging && !(texture->dirty_level_mask & (1 << level)))