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[191] | 1 | #ifndef __RECTANGLE3_H
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| 2 | #define __RECTANGLE3_H
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| 3 |
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| 4 | #include "Vector3.h"
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| 5 |
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[209] | 6 | /// rectangle vertices
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| 7 | // 3 2
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| 8 | // 0 1
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[191] | 9 | class Rectangle3 {
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| 10 | public:
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| 11 | Vector3 mVertices[4];
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| 12 |
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[209] | 13 | Rectangle3() {}
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| 14 |
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[191] | 15 | Rectangle3(const Vector3 &v0,
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| 16 | const Vector3 &v1,
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| 17 | const Vector3 &v2,
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| 18 | const Vector3 &v3) {
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| 19 | mVertices[0] = v0;
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| 20 | mVertices[1] = v1;
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| 21 | mVertices[2] = v2;
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| 22 | mVertices[3] = v3;
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| 23 | }
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| 24 |
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| 25 | Vector3 GetNormal() {
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| 26 | return Normalize(CrossProd(mVertices[0]-mVertices[1],
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| 27 | mVertices[2]-mVertices[1]
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| 28 | ));
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| 29 | }
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| 30 |
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| 31 | Vector3 GetCenter() {
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| 32 | return (mVertices[0] + mVertices[1] + mVertices[2] + mVertices[3])/4.0f;
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| 33 | }
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| 34 |
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[209] | 35 |
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| 36 | void
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| 37 | Split(const int axis,
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| 38 | Rectangle3 &r1,
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| 39 | Rectangle3 &r2
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[223] | 40 | ) const;
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[191] | 41 |
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| 42 | };
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| 43 |
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| 44 |
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| 45 | #endif
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