39 lines
1.3 KiB
C++
39 lines
1.3 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_frustum.h"
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namespace Tetraedge {
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TeFrustum::TeFrustum() {
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}
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void TeFrustum::update(TeCamera &cam) {
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const TeMatrix4x4 camProjMatrix = cam.projectionMatrix();
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TeMatrix4x4 camWorldMatrix = cam.worldTransformationMatrix();
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camWorldMatrix.inverse();
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const TeMatrix4x4 camProjWorld = camProjMatrix * camWorldMatrix;
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setup(camProjWorld.toScummVMMatrix());
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}
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} // end namespace Tetraedge
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