gallium: Handle client-supplied edgeflags.

Also, implement support in the draw module.  We were hardwiring these
to one for quite a long time...

Currently using a draw_set_edgeflags() function, may be better to push
the argument into the draw_arrays() function.  TBD.

1 files changed, 16 insertions, 0 deletions

diff --git a/src/gallium/auxiliary/draw/draw_context.c b/src/gallium/auxiliary/draw/draw_context.c
index 470c1c571b4..b3c65c90d67 100644
--- a/src/gallium/auxiliary/draw/draw_context.c
+++ b/src/gallium/auxiliary/draw/draw_context.c
@@ -444,3 +444,19 @@ void draw_set_render( struct draw_context *draw,
 {
    draw->render = render;
 }
+
+void draw_set_edgeflags( struct draw_context *draw,
+                         const unsigned *edgeflag )
+{
+   draw->user.edgeflag = edgeflag;
+}
+
+
+boolean draw_get_edgeflag( struct draw_context *draw,
+                           unsigned idx )
+{
+   if (draw->user.edgeflag)
+      return (draw->user.edgeflag[idx/32] & (1 << (idx%32))) != 0;
+   else
+      return 1;
+}