misc changes from bmesh, syncing across to trunk, no functional changes

1 files changed, 5 insertions, 0 deletions

diff --git a/source/blender/blenlib/BLI_math_geom.h b/source/blender/blenlib/BLI_math_geom.h
index 27da6c1025d..8d18f5253c4 100644
--- a/source/blender/blenlib/BLI_math_geom.h
+++ b/source/blender/blenlib/BLI_math_geom.h
@@ -54,6 +54,8 @@ float area_tri_v3(const float a[3], const float b[3], const float c[3]);
 float area_quad_v3(const float a[3], const float b[3], const float c[3], const float d[3]);
 float area_poly_v3(int nr, float verts[][3], const float normal[3]);
 
+int is_quad_convex_v3(const float *v1, const float *v2, const float *v3, const float *v4);
+
 /********************************* Distance **********************************/
 
 float dist_to_line_v2(const float p[2], const float l1[2], const float l2[2]);
@@ -221,6 +223,9 @@ void accumulate_vertex_normals(float n1[3], float n2[3], float n3[3],
 	float n4[3], const float f_no[3], const float co1[3], const float co2[3],
 	const float co3[3], const float co4[3]);
 
+void accumulate_vertex_normals_poly(float **vertnos, float polyno[3],
+	float **vertcos, float vdiffs[][3], int nverts);
+
 /********************************* Tangents **********************************/
 
 typedef struct VertexTangent {