v3d: don't emit point coordinates varyings if the FS doesn't read them

[mesa.git] / src / gallium / drivers / v3d / v3dx_draw.c

diff --git a/src/gallium/drivers/v3d/v3dx_draw.c b/src/gallium/drivers/v3d/v3dx_draw.c
index 7ddd1f92a2fbf10cd7cbf8d3a83245ac1a00b4c8..629f35a8d7fd523b148908b7722d7bd6af1acde2 100644 (file)
--- a/src/gallium/drivers/v3d/v3dx_draw.c
+++ b/src/gallium/drivers/v3d/v3dx_draw.c
@@ -236,6 +236,11 @@ v3d_emit_gl_shader_state(struct v3d_context *v3d,
                 shader.fragment_shader_uses_real_pixel_centre_w_in_addition_to_centroid_w2 =
                         v3d->prog.fs->prog_data.fs->uses_center_w;
 
+#if V3D_VERSION >= 40
+               shader.disable_implicit_point_line_varyings =
+                        !v3d->prog.fs->prog_data.fs->uses_implicit_point_line_varyings;
+#endif
+
                 shader.number_of_varyings_in_fragment_shader =
                         v3d->prog.fs->prog_data.fs->num_inputs;