TYRenderViewport.cpp

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/*
 * Copyright (C) <2012-2024> <EDF-DTG> <FRANCE>
 * This file is part of Code_TYMPAN (R).
 * Code_TYMPAN (R) 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.
 * Code_TYMPAN (R) 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 Code_TYMPAN (R). If not, see <https://www.gnu.org/licenses/>.
 */
 
#include "Tympan/gui/tools/OGLCamera.h"
#include "TYRenderViewport.h"
#include "Tympan/gui/gl/TYRenderContext.h"
 
QVector3D TYRenderViewport::displayToWorld(const QVector3D& display) const
{
    QMatrix4x4 projectionMatrix = _camera->projectionMatrix();
    QMatrix4x4 viewMatrix = _camera->viewMatrix();
    return display.unproject(viewMatrix, projectionMatrix, *this);
}
 
QVector3D TYRenderViewport::worldToDisplay(const QVector3D& world) const
{
    QMatrix4x4 projectionMatrix = _camera->projectionMatrix();
    QMatrix4x4 viewMatrix = _camera->viewMatrix();
    return world.project(viewMatrix, projectionMatrix, *this);
}