scummvm/engines/ags/tests/test_math.cpp
2023-08-28 21:16:42 +02:00

71 lines
1.8 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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/>.
*
*/
#include "ags/shared/core/platform.h"
//#include "ags/shared/debugging/assert.h"
// File not present??
#include "common/scummsys.h"
#include "ags/shared/util/scaling.h"
namespace AGS3 {
using namespace AGS::Shared;
//using namespace AGS::Engine;
void Test_Scaling(int src, int dst) {
int x;
AxisScaling sc;
sc.Init(src, dst);
x = sc.ScalePt(0);
assert(x == 0);
x = sc.ScalePt(src);
assert(x == dst);
x = sc.UnScalePt(dst);
assert(x == src);
}
void Test_Math() {
Test_Scaling(100, 100);
Test_Scaling(100, 1000);
Test_Scaling(320, 1280);
Test_Scaling(200, 400);
Test_Scaling(1000, 100);
Test_Scaling(1280, 320);
Test_Scaling(400, 200);
Test_Scaling(300, 900);
Test_Scaling(100, 700);
Test_Scaling(200, 2200);
Test_Scaling(900, 300);
Test_Scaling(700, 100);
Test_Scaling(2200, 200);
for (int i = 250; i < 2000; i += 25) {
Test_Scaling(200, i);
Test_Scaling(i, 200);
}
}
} // namespace AGS3