diff options
Diffstat (limited to 'src/gallium/drivers/r300/r300_state.c')
-rw-r--r-- | src/gallium/drivers/r300/r300_state.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c index 3cef285dee..d8533ac168 100644 --- a/src/gallium/drivers/r300/r300_state.c +++ b/src/gallium/drivers/r300/r300_state.c @@ -190,6 +190,7 @@ static void* r300_create_dsa_state(struct pipe_context* pipe, const struct pipe_depth_stencil_alpha_state* state) { + struct r300_context* r300 = r300_context(pipe); struct r300_dsa_state* dsa = CALLOC_STRUCT(r300_dsa_state); /* Depth test setup. */ @@ -247,11 +248,15 @@ static void* R300_FG_ALPHA_FUNC_ENABLE; dsa->alpha_reference = CLAMP(state->alpha.ref_value * 1023.0f, 0, 1023); - } else { - /* XXX need to fix this to be dynamically set - dsa->z_buffer_top = R300_ZTOP_ENABLE; */ } + dsa->z_buffer_top = R300_ZTOP_ENABLE; + /* XXX TODO: add frag prog rules for ztop disable */ + if (state->alpha.enabled && state->alpha.func != PIPE_FUNC_ALWAYS) + dsa->z_buffer_top = R300_ZTOP_DISABLE; + if (!is_empty_list(&r300->query_list)) + dsa->z_buffer_top = R300_ZTOP_DISABLE; + return (void*)dsa; } |