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c++ Programming Glossary: vyGiven a start and end point, and a distance, calculate a point along a line http://stackoverflow.com/questions/1800138/given-a-start-and-end-point-and-a-distance-calculate-a-point-along-a-line is distance from x2 y2 double vx x2 x1 x vector double vy y2 y1 y vector double mag sqrt vx vx vy vy length vx mag vy.. x1 x vector double vy y2 y1 y vector double mag sqrt vx vx vy vy length vx mag vy mag calculate the new vector which is x2y2.. x vector double vy y2 y1 y vector double mag sqrt vx vx vy vy length vx mag vy mag calculate the new vector which is x2y2..
How to project a 3d point to a 3d plane http://stackoverflow.com/questions/9605556/how-to-project-a-3d-point-to-a-3d-plane product of that vector with the normal vector n dist vx nx vy ny vz nz dist scalar distance from point to plane along the..
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