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70 lines
2.0 KiB
C++
70 lines
2.0 KiB
C++
/* Residual - A 3D game interpreter
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*
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* Residual is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*
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* $URL$
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* $Id$
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*/
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#ifndef MATH_VECTOR4D_H
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#define MATH_VECTOR4D_H
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#include "common/scummsys.h"
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#include "common/endian.h"
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#include "math/vector.h"
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#include "math/angle.h"
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namespace Math {
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typedef Matrix<4, 1> Vector4d;
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template<>
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class Matrix<4, 1> : public MatrixType<4, 1> {
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public:
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float& x() { return value(0); }
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float x() const { return value(0); }
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float& y() { return value(1); }
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float y() const { return value(1); }
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float& z() { return value(2); }
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float z() const { return value(2); }
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float& w() { return value(3); }
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float w() const { return value(3); }
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Matrix();
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Matrix(float lx, float ly, float lz, float lw);
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Matrix(const MatrixBase<4, 1> &m);
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Matrix(const float *data);
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void set(float lx, float ly, float lz, float lw);
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inline float scalarProduct(const Vector4d b) const {
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return x()*b.x() + y()*b.y() + z()*b.z() + w()*b.w();
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}
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inline static Vector4d get_vector4d(const char *data) {
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return Vector4d(get_float(data), get_float(data + 4), get_float(data + 8), get_float(data + 12));
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}
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};
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} // end of namespace Math
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#endif
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