57 lines
1.8 KiB
C++
57 lines
1.8 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM 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 program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "tetraedge/te/te_trs.h"
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namespace Tetraedge {
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TeTRS::TeTRS() {
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setIdentity();
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}
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void TeTRS::setIdentity() {
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_trans = TeVector3f32(0, 0, 0);
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_rot = TeQuaternion();
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_scale = TeVector3f32(1, 1, 1);
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}
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/*static*/ void TeTRS::deserialize(Common::ReadStream &stream, TeTRS &dest) {
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TeVector3f32::deserialize(stream, dest._trans);
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TeQuaternion::deserialize(stream, dest._rot);
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TeVector3f32::deserialize(stream, dest._scale);
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}
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/*static*/ void TeTRS::serialize(Common::WriteStream &stream, const TeTRS &src) {
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TeVector3f32::serialize(stream, src._trans);
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TeQuaternion::serialize(stream, src._rot);
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TeVector3f32::serialize(stream, src._scale);
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}
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TeTRS TeTRS::lerp(const TeTRS &other, float amount) {
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TeTRS result;
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result._rot = _rot.slerpQuat(other._rot, amount);
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result._trans = _trans * (1.0 - amount) + other._trans * amount;
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result._scale = _scale * (1.0 - amount) + other._scale * amount;
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return result;
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}
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} // end namespace Tetraedge
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