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20 lines
490 B
Plaintext
20 lines
490 B
Plaintext
function __plane(origin, normal) constructor {
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self.origin = origin;
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self.normal = normal.normalize();
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}
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#region functions
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function d3d_intersect_ray_plane(ray, plane) {
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//print($"Intersect {ray}\n\tto {plane}");
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var det = plane.normal.dot(ray.direction);
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if(det == 0) return new __vec3();
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var rayToPlane = plane.origin.subtract(ray.origin);
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var t = rayToPlane.dot(plane.normal) / det;
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if(t < 0) return new __vec3();
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return ray.sampleDistance(t);
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}
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#endregion |