33 lines
1.1 KiB
Plaintext
33 lines
1.1 KiB
Plaintext
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/** @file Inline implementation of vector3D operators */
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#ifndef AI_VECTOR3D_INL_INC
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#define AI_VECTOR3D_INL_INC
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#include "aiVector3D.h"
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#ifdef __cplusplus
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#include "aiMatrix3x3.h"
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#include "aiMatrix4x4.h"
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/** Transformation of a vector by a 3x3 matrix */
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inline aiVector3D operator * (const aiMatrix3x3& pMatrix, const aiVector3D& pVector)
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{
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aiVector3D res;
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res.x = pMatrix.a1 * pVector.x + pMatrix.a2 * pVector.y + pMatrix.a3 * pVector.z;
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res.y = pMatrix.b1 * pVector.x + pMatrix.b2 * pVector.y + pMatrix.b3 * pVector.z;
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res.z = pMatrix.c1 * pVector.x + pMatrix.c2 * pVector.y + pMatrix.c3 * pVector.z;
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return res;
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}
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/** Transformation of a vector by a 4x4 matrix */
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inline aiVector3D operator * (const aiMatrix4x4& pMatrix, const aiVector3D& pVector)
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{
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aiVector3D res;
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res.x = pMatrix.a1 * pVector.x + pMatrix.a2 * pVector.y + pMatrix.a3 * pVector.z + pMatrix.a4;
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res.y = pMatrix.b1 * pVector.x + pMatrix.b2 * pVector.y + pMatrix.b3 * pVector.z + pMatrix.b4;
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res.z = pMatrix.c1 * pVector.x + pMatrix.c2 * pVector.y + pMatrix.c3 * pVector.z + pMatrix.c4;
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return res;
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}
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#endif // __cplusplus
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#endif // AI_VECTOR3D_INL_INC
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