iris: lower user clip planes

2018-11-09 01:08:36 -08:00
parent 80c856cbee
commit 2876dd1a37
1 changed files with 8 additions and 0 deletions
@@ -540,6 +540,14 @@ iris_compile_vs(struct iris_context *ice,

   nir_shader *nir = nir_shader_clone(mem_ctx, ish->nir);

+   if (key->nr_userclip_plane_consts) {
+      nir_function_impl *impl = nir_shader_get_entrypoint(nir);
+      nir_lower_clip_vs(nir, (1 << key->nr_userclip_plane_consts) - 1, true);
+      nir_lower_io_to_temporaries(nir, impl, true, false);
+      nir_lower_global_vars_to_local(nir);
+      nir_lower_vars_to_ssa(nir);
+   }
+
   // XXX: alt mode
   assign_common_binding_table_offsets(devinfo, nir, prog_data, 0);