45 lines
1.3 KiB
C++
45 lines
1.3 KiB
C++
/****************************************************************************
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__ .__ .__ .__ .___
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___________ ___.__. _______/ |______ | | | | |__| ______ ____ __| _/
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_/ ___\_ __ < | |/ ___/\ __\__ \ | | | | | |/ ___// __ \ / __ |
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\ \___| | \/\___ |\___ \ | | / __ \| |_| |_| |\___ \\ ___// /_/ |
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\___ >__| / ____/____ > |__| (____ /____/____/__/____ >\___ >____ |
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\/ \/ \/ \/ \/ \/ \/
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Copyright:
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Danny Robson, 2011
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*****************************************************************************/
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#ifndef __UTIL_MATRIX_HPP
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#define __UTIL_MATRIX_HPP
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#include "point.hpp"
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#include <iostream>
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namespace util {
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struct matrix {
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double values[4][4];
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void scale (double x, double y, double z);
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void translate (double x, double y, double z);
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matrix inverse (void) const;
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matrix& invert (void);
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matrix operator* (const matrix&) const;
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point to_local (const point &p) const;
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point to_global (const point &p) const;
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bool is_affine (void) const;
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static const matrix IDENTITY;
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static const matrix ZEROES;
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};
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}
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std::ostream& operator<< (std::ostream&, const util::matrix&);
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#endif
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