diff options
| -rw-r--r-- | src/mesa/drivers/dri/i965/gen8_depth_state.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/gen8_depth_state.c b/src/mesa/drivers/dri/i965/gen8_depth_state.c index b4eb6e143a5..cc006102873 100644 --- a/src/mesa/drivers/dri/i965/gen8_depth_state.c +++ b/src/mesa/drivers/dri/i965/gen8_depth_state.c @@ -412,6 +412,16 @@ gen8_hiz_exec(struct brw_context *brw, struct intel_mipmap_tree *mt, uint32_t surface_width = ALIGN(mt->logical_width0, level == 0 ? 8 : 1); uint32_t surface_height = ALIGN(mt->logical_height0, level == 0 ? 4 : 1); + /* From the documentation for 3DSTATE_WM_HZ_OP: "3DSTATE_MULTISAMPLE packet + * must be used prior to this packet to change the Number of Multisamples. + * This packet must not be used to change Number of Multisamples in a + * rendering sequence." + */ + if (brw->num_samples != mt->num_samples) { + gen8_emit_3dstate_multisample(brw, mt->num_samples); + brw->NewGLState |= _NEW_MULTISAMPLE; + } + /* The basic algorithm is: * - If needed, emit 3DSTATE_{DEPTH,HIER_DEPTH,STENCIL}_BUFFER and * 3DSTATE_CLEAR_PARAMS packets to set up the relevant buffers. |