diff options
Diffstat (limited to 'source/blender/blenlib/intern/math_geom.c')
| -rw-r--r-- | source/blender/blenlib/intern/math_geom.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/source/blender/blenlib/intern/math_geom.c b/source/blender/blenlib/intern/math_geom.c index 42a9587596e..4af56c66dde 100644 --- a/source/blender/blenlib/intern/math_geom.c +++ b/source/blender/blenlib/intern/math_geom.c @@ -99,7 +99,7 @@ float area_tri_v2(const float v1[2], const float v2[2], const float v3[2]) float area_tri_signed_v2(const float v1[2], const float v2[2], const float v3[2]) { - return 0.5f * ((v1[0]-v2[0])*(v2[1]-v3[1]) + (v1[1]-v2[1])*(v3[0]-v2[0])); + return 0.5f * ((v1[0]-v2[0])*(v2[1]-v3[1]) + (v1[1]-v2[1])*(v3[0]-v2[0])); } float area_quad_v3(const float v1[3], const float v2[3], const float v3[3], const float v4[3]) /* only convex Quadrilaterals */ @@ -1524,22 +1524,22 @@ void interp_weights_face_v3(float w[4], const float v1[3], const float v2[3], co * note: using area_tri_signed_v2 means locations outside the triangle are correctly weighted */ void barycentric_weights_v2(const float v1[2], const float v2[2], const float v3[2], const float co[2], float w[3]) { - float wtot_inv, wtot; + float wtot_inv, wtot; - w[0] = area_tri_signed_v2(v2, v3, co); - w[1] = area_tri_signed_v2(v3, v1, co); - w[2] = area_tri_signed_v2(v1, v2, co); - wtot = w[0]+w[1]+w[2]; + w[0] = area_tri_signed_v2(v2, v3, co); + w[1] = area_tri_signed_v2(v3, v1, co); + w[2] = area_tri_signed_v2(v1, v2, co); + wtot = w[0]+w[1]+w[2]; - if (wtot != 0.0f) { - wtot_inv = 1.0f/wtot; + if (wtot != 0.0f) { + wtot_inv = 1.0f/wtot; - w[0] = w[0]*wtot_inv; - w[1] = w[1]*wtot_inv; - w[2] = w[2]*wtot_inv; - } - else /* dummy values for zero area face */ - w[0] = w[1] = w[2] = 1.0f/3.0f; + w[0] = w[0]*wtot_inv; + w[1] = w[1]*wtot_inv; + w[2] = w[2]*wtot_inv; + } + else /* dummy values for zero area face */ + w[0] = w[1] = w[2] = 1.0f/3.0f; } /* given 2 triangles in 3D space, and a point in relation to the first triangle. |