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48 lines
1.6 KiB
C
48 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
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef GRAPHICS_SCALER_DOWNSCALER_H
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#define GRAPHICS_SCALER_DOWNSCALER_H
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#include "common/scummsys.h"
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#include "graphics/scaler.h"
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/**
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* This filter (down)scales the source image by a factor of 1/2.
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* For example, a 320x200 image is scaled to 160x100.
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*/
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DECLARE_SCALER(DownscaleAllByHalf);
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/**
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* This filter (down)scales the source image horizontally by a factor of 1/2.
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* For example, a 320x200 image is scaled to 160x200.
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*/
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DECLARE_SCALER(DownscaleHorizByHalf);
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/**
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* This filter (down)scales the source image horizontally by a factor of 3/4.
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* For example, a 320x200 image is scaled to 240x200.
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*/
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DECLARE_SCALER(DownscaleHorizByThreeQuarters);
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#endif
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