33 lines
640 B
C
33 lines
640 B
C
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//
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// plane.h
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// CubicVR2
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//
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// Created by Charles J. Cliffe on 2013-02-22.
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// Copyright (c) 2013 Charles J. Cliffe. All rights reserved.
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//
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#ifndef CubicVR2_plane_h
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#define CubicVR2_plane_h
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#include "vec4.h"
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#include "vec3.h"
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namespace CubicVR {
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struct plane : vec4 {
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static int classifyPoint(vec4 plane, vec3 pt) {
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__float dist = (plane[0] * pt[0]) + (plane[1] * pt[1]) + (plane[2] * pt[2]) + (plane[3]);
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if (dist < 0) {
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return -1;
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}
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else if (dist > 0) {
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return 1;
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}
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return 0;
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};
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};
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}
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#endif
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