st/mesa: Add support for NV_fill_rectangle

Signed-off-by: Lyude <lyude@redhat.com>

Changes since v1:
- Fix commit name

Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>

src/mesa/state_tracker/st_atom_rasterizer.c

@@ -50,6 +50,8 @@ static GLuint translate_fill( GLenum mode )
       return PIPE_POLYGON_MODE_LINE;
    case GL_FILL:
       return PIPE_POLYGON_MODE_FILL;
+   case GL_FILL_RECTANGLE_NV:
+      return PIPE_POLYGON_MODE_FILL_RECTANGLE;
    default:
       assert(0);
       return 0;

src/mesa/state_tracker/st_extensions.c

@@ -638,6 +638,7 @@ void st_init_extensions(struct pipe_screen *screen,
       { o(ATI_separate_stencil),             PIPE_CAP_TWO_SIDED_STENCIL                },
       { o(ATI_texture_mirror_once),          PIPE_CAP_TEXTURE_MIRROR_CLAMP             },
       { o(NV_conditional_render),            PIPE_CAP_CONDITIONAL_RENDER               },
+      { o(NV_fill_rectangle),                PIPE_CAP_POLYGON_MODE_FILL_RECTANGLE      },
       { o(NV_primitive_restart),             PIPE_CAP_PRIMITIVE_RESTART                },
       { o(NV_texture_barrier),               PIPE_CAP_TEXTURE_BARRIER                  },
       { o(NVX_gpu_memory_info),              PIPE_CAP_QUERY_MEMORY_INFO                },