diff options
Diffstat (limited to 'ptintriangle.c')
| -rw-r--r-- | ptintriangle.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/ptintriangle.c b/ptintriangle.c index 6313e8b..216a135 100644 --- a/ptintriangle.c +++ b/ptintriangle.c @@ -50,20 +50,20 @@ fromscreen(Point p) * p to the left: - * p on the edge: 0 */ -static int -edgeptcmp(Point2 e0, Point2 e1, Point2 p) -{ - Point3 e0p, e01, r; - - p = subpt2(p, e0); - e1 = subpt2(e1, e0); - e0p = Vec3(p.x,p.y,0); - e01 = Vec3(e1.x,e1.y,0); - r = crossvec3(e0p, e01); - - /* clamp to avoid overflow */ - return fclamp(r.z, -1, 1); /* e0.x*e1.y - e0.y*e1.x */ -} +//static int +//edgeptcmp(Point2 e0, Point2 e1, Point2 p) +//{ +// Point3 e0p, e01, r; +// +// p = subpt2(p, e0); +// e1 = subpt2(e1, e0); +// e0p = Vec3(p.x,p.y,0); +// e01 = Vec3(e1.x,e1.y,0); +// r = crossvec3(e0p, e01); +// +// /* clamp to avoid overflow */ +// return fclamp(r.z, -1, 1); /* e0.x*e1.y - e0.y*e1.x */ +//} int ptintriangle(Point2 p, Triangle t) |