svga: set POINTSIZEMIN to 1.0 for non-sprite non-aa points

v2: add the helper function, improve the condition

1 files changed, 11 insertions, 0 deletions

diff --git a/src/gallium/auxiliary/util/u_inlines.h b/src/gallium/auxiliary/util/u_inlines.h
index 9660cdc6eae..c90dc57073f 100644
--- a/src/gallium/auxiliary/util/u_inlines.h
+++ b/src/gallium/auxiliary/util/u_inlines.h
@@ -461,6 +461,17 @@ static INLINE void util_copy_vertex_buffers(struct pipe_vertex_buffer *dst,
    memcpy(dst, src, src_count * sizeof(struct pipe_vertex_buffer));
 }
 
+static INLINE float
+util_get_min_point_size(const struct pipe_rasterizer_state *state)
+{
+   /* The point size should be clamped to this value at the rasterizer stage.
+    */
+   return state->gl_rasterization_rules &&
+          !state->point_quad_rasterization &&
+          !state->point_smooth &&
+          !state->multisample ? 1.0f : 0.0f;
+}
+
 #ifdef __cplusplus
 }
 #endif