42 lines
1.1 KiB
C++
42 lines
1.1 KiB
C++
/* Copyright (C) 2022 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. 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 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. 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 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "precompiled.h"
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#include "GUIMatrix.h"
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#include "maths/Matrix3D.h"
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#include "ps/VideoMode.h"
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extern int g_xres, g_yres;
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CMatrix3D GetDefaultGuiMatrix()
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{
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float xres = g_xres / g_VideoMode.GetScale();
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float yres = g_yres / g_VideoMode.GetScale();
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CMatrix3D m;
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m.SetIdentity();
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m.Scale(1.0f, -1.f, 1.0f);
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m.Translate(0.0f, yres, -1000.0f);
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CMatrix3D proj;
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proj.SetOrtho(0.f, xres, 0.f, yres, -1.f, 1000.f);
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m = proj * m;
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return m;
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}
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