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r600g: don't decompress depth or stencil if there isn't any

This commit is contained in:
Marek Olšák 2012-07-28 13:55:59 +02:00
parent ea72351a91
commit e2f623f1d6
4 changed files with 17 additions and 9 deletions
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7
src/gallium/drivers/r600/evergreen_state.c
View File

@ -1722,9 +1722,12 @@ static void evergreen_emit_db_misc_state(struct r600_context *rctx, struct r600_
db_count_control |= S_028004_PERFECT_ZPASS_COUNTS(1);
db_render_override |= S_02800C_NOOP_CULL_DISABLE(1);
}
if (a->flush_depthstencil_through_cb) {
db_render_control |= S_028000_DEPTH_COPY_ENABLE(1) |
S_028000_STENCIL_COPY_ENABLE(1) |
assert(a->copy_depth || a->copy_stencil);
db_render_control |= S_028000_DEPTH_COPY_ENABLE(a->copy_depth) |
S_028000_STENCIL_COPY_ENABLE(a->copy_stencil) |
S_028000_COPY_CENTROID(1);
}

12
src/gallium/drivers/r600/r600_blit.c
View File

@ -130,6 +130,8 @@ void r600_blit_uncompress_depth(struct pipe_context *ctx,
float depth = 1.0f;
struct r600_resource_texture *flushed_depth_texture = staging ?
staging : texture->flushed_depth_texture;
const struct util_format_description *desc =
util_format_description(texture->resource.b.b.format);
if (!staging && !texture->dirty_db_mask)
return;
@ -138,11 +140,11 @@ void r600_blit_uncompress_depth(struct pipe_context *ctx,
rctx->family == CHIP_RV620 || rctx->family == CHIP_RV635)
depth = 0.0f;
if (!rctx->db_misc_state.flush_depthstencil_through_cb) {
/* Enable decompression in DB_RENDER_CONTROL */
rctx->db_misc_state.flush_depthstencil_through_cb = true;
r600_atom_dirty(rctx, &rctx->db_misc_state.atom);
}
/* Enable decompression in DB_RENDER_CONTROL */
rctx->db_misc_state.flush_depthstencil_through_cb = true;
rctx->db_misc_state.copy_depth = util_format_has_depth(desc);
rctx->db_misc_state.copy_stencil = util_format_has_stencil(desc);
r600_atom_dirty(rctx, &rctx->db_misc_state.atom);
for (level = first_level; level <= last_level; level++) {
if (!staging && !(texture->dirty_db_mask & (1 << level)))

1
src/gallium/drivers/r600/r600_pipe.h
View File

@ -80,6 +80,7 @@ struct r600_db_misc_state {
struct r600_atom atom;
bool occlusion_query_enabled;
bool flush_depthstencil_through_cb;
bool copy_depth, copy_stencil;
};
struct r600_cb_misc_state {

6
src/gallium/drivers/r600/r600_state.c
View File

@ -1684,8 +1684,10 @@ static void r600_emit_db_misc_state(struct r600_context *rctx, struct r600_atom
db_render_override |= S_028D10_NOOP_CULL_DISABLE(1);
}
if (a->flush_depthstencil_through_cb) {
db_render_control |= S_028D0C_DEPTH_COPY_ENABLE(1) |
S_028D0C_STENCIL_COPY_ENABLE(1) |
assert(a->copy_depth || a->copy_stencil);
db_render_control |= S_028D0C_DEPTH_COPY_ENABLE(a->copy_depth) |
S_028D0C_STENCIL_COPY_ENABLE(a->copy_stencil) |
S_028D0C_COPY_CENTROID(1);
}