gallium: replace draw_convert_wide_points() with draw_wide_point_threshold()

Specifying a threshold size is a bit more flexible, and allows the option
of converting even 1-pixel points to triangles (set threshold=0).

Also, remove 0.25 pixel bias in wide_point().

1 files changed, 1 insertions, 1 deletions

diff --git a/src/gallium/auxiliary/draw/draw_private.h b/src/gallium/auxiliary/draw/draw_private.h
index 6abced139b..03e3d3a66b 100644
--- a/src/gallium/auxiliary/draw/draw_private.h
+++ b/src/gallium/auxiliary/draw/draw_private.h
@@ -215,7 +215,7 @@ struct draw_context
    float plane[12][4];
    unsigned nr_planes;
 
-   boolean convert_wide_points; /**< convert wide points to tris? */
+   float wide_point_threshold; /**< convert pnts to tris if larger than this */
    boolean convert_wide_lines;  /**< convert wide lines to tris? */
    boolean use_sse;