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-rw-r--r--source/Vector3d.cpp72
1 files changed, 63 insertions, 9 deletions
diff --git a/source/Vector3d.cpp b/source/Vector3d.cpp
index 987c380dc..96ebebab5 100644
--- a/source/Vector3d.cpp
+++ b/source/Vector3d.cpp
@@ -8,16 +8,70 @@
-Vector3d::Vector3d(const Vector3f & v )
- : x( v.x )
- , y( v.y )
- , z( v.z )
+const double Vector3d::EPS = 0.000001; ///< The max difference between two coords for which the coords are assumed equal
+const double Vector3d::NO_INTERSECTION = 1e70; ///< Return value of LineCoeffToPlane() if the line is parallel to the plane
+
+
+
+
+
+Vector3d::Vector3d(const Vector3f & v) :
+ x(v.x),
+ y(v.y),
+ z(v.z)
+{
+}
+
+
+
+
+
+Vector3d::Vector3d(const Vector3f * v) :
+ x(v->x),
+ y(v->y),
+ z(v->z)
{
}
-Vector3d::Vector3d(const Vector3f * v )
- : x( v->x )
- , y( v->y )
- , z( v->z )
+
+
+
+
+double Vector3d::LineCoeffToXYPlane(const Vector3d & a_OtherEnd, double a_Z) const
{
-} \ No newline at end of file
+ if (abs(z - a_OtherEnd.z) < EPS)
+ {
+ return NO_INTERSECTION;
+ }
+ return (a_Z - z) / (a_OtherEnd.z - z);
+}
+
+
+
+
+
+double Vector3d::LineCoeffToXZPlane(const Vector3d & a_OtherEnd, double a_Y) const
+{
+ if (abs(y - a_OtherEnd.y) < EPS)
+ {
+ return NO_INTERSECTION;
+ }
+ return (a_Y - y) / (a_OtherEnd.y - y);
+}
+
+
+
+
+
+double Vector3d::LineCoeffToYZPlane(const Vector3d & a_OtherEnd, double a_X) const
+{
+ if (abs(x - a_OtherEnd.x) < EPS)
+ {
+ return NO_INTERSECTION;
+ }
+ return (a_X - x) / (a_OtherEnd.x - x);
+}
+
+
+
+