diff options
| -rw-r--r-- | src/gallium/drivers/r300/r300_fs.h | 6 | ||||
| -rw-r--r-- | src/gallium/drivers/r300/r300_state.c | 4 |
2 files changed, 9 insertions, 1 deletions
diff --git a/src/gallium/drivers/r300/r300_fs.h b/src/gallium/drivers/r300/r300_fs.h index 967e9f697e..04453274aa 100644 --- a/src/gallium/drivers/r300/r300_fs.h +++ b/src/gallium/drivers/r300/r300_fs.h @@ -48,4 +48,10 @@ struct r300_fragment_shader { void r300_translate_fragment_shader(struct r300_context* r300, struct r300_fragment_shader* fs); +static inline boolean r300_fragment_shader_writes_depth(struct r300_fragment_shader *fs) +{ + if (!fs) + return FALSE; + return (fs->code.writes_depth) ? TRUE : FALSE; +} #endif /* R300_FS_H */ diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c index d8533ac168..95e2943baa 100644 --- a/src/gallium/drivers/r300/r300_state.c +++ b/src/gallium/drivers/r300/r300_state.c @@ -252,9 +252,11 @@ static void* dsa->z_buffer_top = R300_ZTOP_ENABLE; /* XXX TODO: add frag prog rules for ztop disable */ + if (r300_fragment_shader_writes_depth(r300->fs)) + dsa->z_buffer_top = R300_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)) + if (r300->query_current) dsa->z_buffer_top = R300_ZTOP_DISABLE; return (void*)dsa; |