Curves: don't use 'charidx' for regular curves

Code attempted to sync them with materials,
but its not needed (and wasn't reliable).

4 files changed, 3 insertions, 11 deletions

diff --git a/source/blender/blenkernel/intern/curve.c b/source/blender/blenkernel/intern/curve.c
index cd59e30a406..30ceaea89b8 100644
--- a/source/blender/blenkernel/intern/curve.c
+++ b/source/blender/blenkernel/intern/curve.c
@@ -4422,9 +4422,6 @@ void BKE_curve_material_index_remove(Curve *cu, int index)
 		for (nu = cu->nurb.first; nu; nu = nu->next) {
 			if (nu->mat_nr && nu->mat_nr >= index) {
 				nu->mat_nr--;
-				if (curvetype == OB_CURVE) {
-					nu->charidx--;
-				}
 			}
 		}
 	}
@@ -4446,9 +4443,6 @@ void BKE_curve_material_index_clear(Curve *cu)
 
 		for (nu = cu->nurb.first; nu; nu = nu->next) {
 			nu->mat_nr = 0;
-			if (curvetype == OB_CURVE) {
-				nu->charidx = 0;
-			}
 		}
 	}
 }
@@ -4475,9 +4469,6 @@ int BKE_curve_material_index_validate(Curve *cu)
 		for (nu = cu->nurb.first; nu; nu = nu->next) {
 			if (nu->mat_nr > max_idx) {
 				nu->mat_nr = 0;
-				if (curvetype == OB_CURVE) {
-					nu->charidx = 0;
-				}
 				is_valid = false;
 			}
 		}
diff --git a/source/blender/blenloader/intern/readfile.c b/source/blender/blenloader/intern/readfile.c
index 060b5e97dde..6d9d7ad073f 100644
--- a/source/blender/blenloader/intern/readfile.c
+++ b/source/blender/blenloader/intern/readfile.c
@@ -3532,7 +3532,7 @@ static void direct_link_curve(FileData *fd, Curve *cu)
 		nu->bp = newdataadr(fd, nu->bp);
 		nu->knotsu = newdataadr(fd, nu->knotsu);
 		nu->knotsv = newdataadr(fd, nu->knotsv);
-		if (cu->vfont == NULL) nu->charidx= nu->mat_nr;
+		if (cu->vfont == NULL) nu->charidx = 0;
 		
 		if (fd->flags & FD_FLAGS_SWITCH_ENDIAN) {
 			switch_endian_knots(nu);
diff --git a/source/blender/editors/render/render_shading.c b/source/blender/editors/render/render_shading.c
index 617364c7e74..3b8b874a462 100644
--- a/source/blender/editors/render/render_shading.c
+++ b/source/blender/editors/render/render_shading.c
@@ -203,7 +203,7 @@ static int material_slot_assign_exec(bContext *C, wmOperator *UNUSED(op))
 			if (nurbs) {
 				for (nu = nurbs->first; nu; nu = nu->next)
 					if (isNurbsel(nu))
-						nu->mat_nr = nu->charidx = ob->actcol - 1;
+						nu->mat_nr = ob->actcol - 1;
 			}
 		}
 		else if (ob->type == OB_FONT) {
diff --git a/source/blender/makesdna/DNA_curve_types.h b/source/blender/makesdna/DNA_curve_types.h
index 205ed7e7380..40c028c3aa1 100644
--- a/source/blender/makesdna/DNA_curve_types.h
+++ b/source/blender/makesdna/DNA_curve_types.h
@@ -157,6 +157,7 @@ typedef struct Nurb {
 	short tilt_interp;	/* KEY_LINEAR, KEY_CARDINAL, KEY_BSPLINE */
 	short radius_interp;
 	
+	/* only used for dynamically generated Nurbs created from OB_FONT's */
 	int charidx;
 } Nurb;