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47 lines
1.6 KiB
C++
47 lines
1.6 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 "common/scummsys.h"
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#include "ags/shared/core/platform.h"
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#include "ags/shared/gfx/gfx_def.h"
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#include "ags/shared/debugging/assert.h"
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namespace AGS3 {
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namespace GfxDef = AGS::Shared::GfxDef;
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void Test_Gfx() {
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// Test that every transparency which is a multiple of 10 is converted
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// forth and back without loosing precision
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const size_t arr_sz = 11;
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const int trans100[arr_sz] = { 0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100 };
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int trans255[arr_sz] = { 0 };
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int trans100_back[arr_sz] = { 0 };
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for (int i = 0; i < arr_sz; ++i) {
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trans255[i] = GfxDef::Trans100ToLegacyTrans255(trans100[i]);
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trans100_back[i] = GfxDef::LegacyTrans255ToTrans100(trans255[i]);
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assert(trans100[i] == trans100_back[i]);
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}
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}
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} // namespace AGS3
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