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r600g,radeonsi: don't use hardware MSAA resolve if dst is fast-cleared

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It doesn't work and our docs say so too.

Cc: mesa-stable@lists.freedesktop.org
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
(cherry picked from commit d226191820)
This commit is contained in:
Marek Olšák 2014-06-02 13:51:29 +02:00 • committed by Ian Romanick
parent ae16f443c2
commit 5ab9a9c0cc
2 changed files with 5 additions and 2 deletions
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3
src/gallium/drivers/r600/r600_blit.c
View file

@ -789,7 +789,8 @@ static bool do_hardware_msaa_resolve(struct pipe_context *ctx,
info->src.box.width == dst_width &&
info->src.box.height == dst_height &&
info->src.box.depth == 1 &&
dst->surface.level[info->dst.level].mode >= RADEON_SURF_MODE_1D) {
dst->surface.level[info->dst.level].mode >= RADEON_SURF_MODE_1D &&
(!dst->cmask.size || !dst->dirty_level_mask) /* dst cannot be fast-cleared */) {
r600_blitter_begin(ctx, R600_COLOR_RESOLVE);
util_blitter_custom_resolve_color(rctx->blitter,
info->dst.resource, info->dst.level,

4
src/gallium/drivers/radeonsi/si_blit.c
View file

@ -689,8 +689,10 @@ static bool do_hardware_msaa_resolve(struct pipe_context *ctx,
info->src.box.height == dst_height &&
info->src.box.depth == 1 &&
dst->surface.level[info->dst.level].mode >= RADEON_SURF_MODE_1D &&
!(dst->surface.flags & RADEON_SURF_SCANOUT)) {
!(dst->surface.flags & RADEON_SURF_SCANOUT) &&
(!dst->cmask.size || !dst->dirty_level_mask) /* dst cannot be fast-cleared */) {
si_blitter_begin(ctx, SI_COLOR_RESOLVE);
t-cleared
util_blitter_custom_resolve_color(sctx->blitter,
info->dst.resource, info->dst.level,
info->dst.box.z,