nv2a: Fix handling of 0-stride vertex attributes

xemu-project · Feb 11, 2022 · 60340e2 · 60340e2
1 parent 70cfddc
commit 60340e2
Showing 1 changed file with 7 additions and 3 deletions.
diff --git a/hw/xbox/nv2a/pgraph.c b/hw/xbox/nv2a/pgraph.c
@@ -6674,11 +6674,15 @@ static void pgraph_bind_vertex_attributes(NV2AState *d,
         }
         if (stride) {
             last_entry += stride * provoking_element_index;
+            pgraph_update_inline_value(attr, last_entry);
         } else {
-            last_entry += element_size * provoking_element_index;
+            // Stride of 0 indicates that only the first element should be
+            // used.
+            pgraph_update_inline_value(attr, last_entry);
+            glDisableVertexAttribArray(i);
+            glVertexAttrib4fv(i, attr->inline_value);
+            continue;
         }
-
-        pgraph_update_inline_value(attr, last_entry);
     }
 
     NV2A_GL_DGROUP_END();