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nr-matrix-translate-ops.h

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#ifndef SEEN_LIBNR_NR_MATRIX_TRANSLATE_OPS_H
#define SEEN_LIBNR_NR_MATRIX_TRANSLATE_OPS_H

/** \file 
 * Declarations (and definition if inline) of operator 
 * blah (NR::Matrix, NR::translate).
 */

#include "libnr/nr-matrix.h"
#include "libnr/nr-translate.h"

namespace NR {

inline Matrix &operator*=(Matrix &m, translate const &t) {
    m[4] += t[X];
    m[5] += t[Y];
    return m;
}

inline Matrix operator*(Matrix const &m, translate const &t) { Matrix ret(m); ret *= t; return ret; }

inline Matrix operator/(Matrix const &numer, translate const &denom) { return numer * translate(-denom.offset); }

}

#endif /* !SEEN_LIBNR_NR_MATRIX_TRANSLATE_OPS_H */

/*
  Local Variables:
  mode:c++
  c-file-style:"stroustrup"
  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
  indent-tabs-mode:nil
  fill-column:99
  End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :

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