80 lines
2.3 KiB
Text
80 lines
2.3 KiB
Text
/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file look_at_src.I
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* @author drose
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* @date 1999-09-25
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*/
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INLINE_MATHUTIL void
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heads_up(FLOATNAME(LMatrix3) &mat, const FLOATNAME(LVector3) &fwd,
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CoordinateSystem cs) {
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heads_up(mat, fwd, FLOATNAME(LVector3)::up(cs), cs);
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}
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INLINE_MATHUTIL void
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look_at(FLOATNAME(LMatrix3) &mat, const FLOATNAME(LVector3) &fwd,
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CoordinateSystem cs) {
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look_at(mat, fwd, FLOATNAME(LVector3)::up(cs), cs);
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}
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INLINE_MATHUTIL void
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heads_up(FLOATNAME(LMatrix4) &mat, const FLOATNAME(LVector3) &fwd,
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const FLOATNAME(LVector3) &up, CoordinateSystem cs) {
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FLOATNAME(LMatrix3) mat3;
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heads_up(mat3, fwd, up, cs);
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mat = FLOATNAME(LMatrix4)(mat3);
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}
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INLINE_MATHUTIL void
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look_at(FLOATNAME(LMatrix4) &mat, const FLOATNAME(LVector3) &fwd,
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const FLOATNAME(LVector3) &up, CoordinateSystem cs) {
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FLOATNAME(LMatrix3) mat3;
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look_at(mat3, fwd, up, cs);
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mat = FLOATNAME(LMatrix4)(mat3);
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}
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INLINE_MATHUTIL void
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heads_up(FLOATNAME(LMatrix4) &mat, const FLOATNAME(LVector3) &fwd,
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CoordinateSystem cs) {
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heads_up(mat, fwd, FLOATNAME(LVector3)::up(cs), cs);
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}
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INLINE_MATHUTIL void
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look_at(FLOATNAME(LMatrix4) &mat, const FLOATNAME(LVector3) &fwd,
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CoordinateSystem cs) {
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look_at(mat, fwd, FLOATNAME(LVector3)::up(cs), cs);
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}
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INLINE_MATHUTIL void
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heads_up(FLOATNAME(LQuaternion) &quat, const FLOATNAME(LVector3) &fwd,
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const FLOATNAME(LVector3) &up, CoordinateSystem cs) {
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FLOATNAME(LMatrix3) mat3;
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heads_up(mat3, fwd, up, cs);
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quat.set_from_matrix(mat3);
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}
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INLINE_MATHUTIL void
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look_at(FLOATNAME(LQuaternion) &quat, const FLOATNAME(LVector3) &fwd,
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const FLOATNAME(LVector3) &up, CoordinateSystem cs) {
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FLOATNAME(LMatrix3) mat3;
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look_at(mat3, fwd, up, cs);
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quat.set_from_matrix(mat3);
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}
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INLINE_MATHUTIL void
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heads_up(FLOATNAME(LQuaternion) &quat, const FLOATNAME(LVector3) &fwd,
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CoordinateSystem cs) {
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heads_up(quat, fwd, FLOATNAME(LVector3)::up(cs), cs);
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}
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INLINE_MATHUTIL void
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look_at(FLOATNAME(LQuaternion) &quat, const FLOATNAME(LVector3) &fwd,
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CoordinateSystem cs) {
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look_at(quat, fwd, FLOATNAME(LVector3)::up(cs), cs);
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}
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