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