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-rw-r--r--src/gallium/drivers/r600/evergreen_state.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/src/gallium/drivers/r600/evergreen_state.c b/src/gallium/drivers/r600/evergreen_state.c
index c6702a9..96c6b11 100644
--- a/src/gallium/drivers/r600/evergreen_state.c
+++ b/src/gallium/drivers/r600/evergreen_state.c
@@ -2940,6 +2940,19 @@ void evergreen_update_ps_state(struct pipe_context *ctx, struct r600_pipe_shader
db_shader_control |= S_02880C_STENCIL_EXPORT_ENABLE(stencil_export);
db_shader_control |= S_02880C_MASK_EXPORT_ENABLE(mask_export);
+ switch (rshader->ps_conservative_z) {
+ default: /* fall through */
+ case TGSI_FS_DEPTH_LAYOUT_ANY:
+ db_shader_control |= S_02880C_CONSERVATIVE_Z_EXPORT(V_02880C_EXPORT_ANY_Z);
+ break;
+ case TGSI_FS_DEPTH_LAYOUT_GREATER:
+ db_shader_control |= S_02880C_CONSERVATIVE_Z_EXPORT(V_02880C_EXPORT_GREATER_THAN_Z);
+ break;
+ case TGSI_FS_DEPTH_LAYOUT_LESS:
+ db_shader_control |= S_02880C_CONSERVATIVE_Z_EXPORT(V_02880C_EXPORT_LESS_THAN_Z);
+ break;
+ }
+
exports_ps = 0;
for (i = 0; i < rshader->noutput; i++) {
if (rshader->output[i].name == TGSI_SEMANTIC_POSITION ||