[Bf-blender-cvs] [117af23] blender2.8: skip drawing of gpencil strokes with overall thickness <= zero

[Mike Erwin]

Commit: 117af2356a54063b294b8aacd2ba713526ef37f0
Author: Mike Erwin
Date:   Tue Oct 18 13:12:40 2016 -0400
Branches: blender2.8
https://developer.blender.org/rB117af2356a54063b294b8aacd2ba713526ef37f0

skip drawing of gpencil strokes with overall thickness <= zero

Fixes an assert in drawing code.

Might need further work to support variable-thickness strokes (from pressure-sensitive stylus). This all is due for geometry shader overhaul anyway.

===================================================================

M	source/blender/editors/gpencil/drawgpencil.c

===================================================================

diff --git a/source/blender/editors/gpencil/drawgpencil.c b/source/blender/editors/gpencil/drawgpencil.c
index c406a0d..181f85e 100644
--- a/source/blender/editors/gpencil/drawgpencil.c
+++ b/source/blender/editors/gpencil/drawgpencil.c
@@ -1018,6 +1018,10 @@ static void gp_draw_strokes(
 		/* calculate thickness */
 		sthickness = gps->thickness + lthick;
 
+		if (sthickness <= 0) {
+			continue;
+		}
+
 		/* check which stroke-drawer to use */
 		if (dflag & GP_DRAWDATA_ONLY3D) {
 			const int no_xray = (dflag & GP_DRAWDATA_NO_XRAY);