src/mathfunctions.h

Wed, 08 Feb 2017 16:25:06 +0200

author
Teemu Piippo <teemu@hecknology.net>
date
Wed, 08 Feb 2017 16:25:06 +0200
changeset 1092
7a50a7f6b492
parent 1073
a0a0d581309b
child 1159
6ad8cdcd88d9
permissions
-rw-r--r--

Switched from euler angle rotation to matrix rotation. Gimbal lock is now broken.

/*
 *  LDForge: LDraw parts authoring CAD
 *  Copyright (C) 2013 - 2017 Teemu Piippo
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#pragma once
#include "main.h"


enum RotationPoint
{
	ObjectOrigin,
	WorldOrigin,
	CustomPoint,
};


class MathFunctions : public HierarchyElement
{
public:
	MathFunctions(QObject* parent);

	void rotateObjects(int l, int m, int n, double angle, const QVector<LDObject*>& objects) const;
	Vertex getRotationPoint(const QVector<LDObject*>& objs) const;

private:
	void rotateVertex(Vertex& vertex, const Vertex& rotationPoint, const Matrix& transformationMatrix) const;
};

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