[Bf-blender-cvs] [09bf8f4a696] blender2.8: Use reflect for calculating second normal
Campbell Barton
noreply at git.blender.org
Thu Apr 20 10:54:19 CEST 2017
Commit: 09bf8f4a69603ad4faefc2c5777a3b485680ad3a
Author: Campbell Barton
Date: Thu Apr 20 18:56:53 2017 +1000
Branches: blender2.8
https://developer.blender.org/rB09bf8f4a69603ad4faefc2c5777a3b485680ad3a
Use reflect for calculating second normal
===================================================================
M source/blender/blenkernel/intern/curve_render.c
===================================================================
diff --git a/source/blender/blenkernel/intern/curve_render.c b/source/blender/blenkernel/intern/curve_render.c
index d2ca9ab7729..dbeb5351dc9 100644
--- a/source/blender/blenkernel/intern/curve_render.c
+++ b/source/blender/blenkernel/intern/curve_render.c
@@ -560,18 +560,15 @@ static VertexBuffer *curve_batch_cache_get_normal_verts(CurveRenderData *rdata,
vec_a[1] = 0.0f;
vec_a[2] = 0.0f;
- vec_b[0] = -fac;
- vec_b[1] = 0.0f;
- vec_b[2] = 0.0f;
-
mul_qt_v3(bevp->quat, vec_a);
- mul_qt_v3(bevp->quat, vec_b);
+ madd_v3_v3fl(vec_a, bevp->dir, -fac);
+
+ reflect_v3_v3v3(vec_b, vec_a, bevp->dir);
+ negate_v3(vec_b);
+
add_v3_v3(vec_a, bevp->vec);
add_v3_v3(vec_b, bevp->vec);
- madd_v3_v3fl(vec_a, bevp->dir, -fac);
- madd_v3_v3fl(vec_b, bevp->dir, -fac);
-
VertexBuffer_set_attrib(vbo, pos_id, vbo_len_used++, vec_a);
VertexBuffer_set_attrib(vbo, pos_id, vbo_len_used++, bevp->vec);
VertexBuffer_set_attrib(vbo, pos_id, vbo_len_used++, vec_b);
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