[Bf-blender-cvs] [54e56cd] master: Fix T38209: Curve's didn't account for negative scale

[Campbell Barton]

Commit: 54e56cd3094aacf642c8b18a63b06a60da30be7e
Author: Campbell Barton
Date:   Wed Jan 15 00:35:43 2014 +1100
https://developer.blender.org/rB54e56cd3094aacf642c8b18a63b06a60da30be7e

Fix T38209: Curve's didn't account for negative scale

Would use the face winding from the previously drawn mesh

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

M	source/blender/editors/space_view3d/drawobject.c

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

diff --git a/source/blender/editors/space_view3d/drawobject.c b/source/blender/editors/space_view3d/drawobject.c
index e5aed93..8c2993b 100644
--- a/source/blender/editors/space_view3d/drawobject.c
+++ b/source/blender/editors/space_view3d/drawobject.c
@@ -3801,17 +3801,10 @@ static void drawDispListsolid(ListBase *lb, Object *ob, const short dflag,
 
 	glEnable(GL_LIGHTING);
 	glEnableClientState(GL_VERTEX_ARRAY);
-	
-	
+
 	if (ob->type == OB_MBALL) {  /* mball always smooth shaded */
-		if (ob->transflag & OB_NEG_SCALE) glFrontFace(GL_CW);
-		else glFrontFace(GL_CCW);
 		glShadeModel(GL_SMOOTH);
 	}
-	else {
-		if (ob->transflag & OB_NEG_SCALE) glFrontFace(GL_CCW);
-		else glFrontFace(GL_CW);
-	}
 	
 	dl = lb->first;
 	while (dl) {
@@ -3929,6 +3922,8 @@ static bool drawCurveDerivedMesh(Scene *scene, View3D *v3d, RegionView3D *rv3d,
 		return true;
 	}
 
+	glFrontFace((ob->transflag & OB_NEG_SCALE) ? GL_CW : GL_CCW);
+
 	if (dt > OB_WIRE && dm->getNumTessFaces(dm)) {
 		int glsl = draw_glsl_material(scene, ob, v3d, dt);
 		GPU_begin_object_materials(v3d, rv3d, scene, ob, glsl, NULL);
@@ -3969,6 +3964,13 @@ static bool drawDispList_nobackface(Scene *scene, View3D *v3d, RegionView3D *rv3
 		return false;
 	}
 
+	if (ob->type == OB_MBALL) {
+		glFrontFace((ob->transflag & OB_NEG_SCALE) ? GL_CW : GL_CCW);
+	}
+	else {
+		glFrontFace((ob->transflag & OB_NEG_SCALE) ? GL_CCW : GL_CW);
+	}
+
 	switch (ob->type) {
 		case OB_FONT:
 		case OB_CURVE: