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64 lines
1.8 KiB
C
64 lines
1.8 KiB
C
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2002-2005 The ScummVM project
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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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*
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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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*/
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#ifndef COMMON_SCALER_H
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#define COMMON_SCALER_H
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#include "common/stdafx.h"
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#include "common/scummsys.h"
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extern void InitScalers(uint32 BitFormat);
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typedef void ScalerProc(const uint8 *srcPtr, uint32 srcPitch,
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uint8 *dstPtr, uint32 dstPitch, int width, int height);
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#define DECLARE_SCALER(x) \
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extern void x(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, \
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uint32 dstPitch, int width, int height)
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DECLARE_SCALER(_2xSaI);
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DECLARE_SCALER(Super2xSaI);
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DECLARE_SCALER(SuperEagle);
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DECLARE_SCALER(AdvMame2x);
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DECLARE_SCALER(AdvMame3x);
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DECLARE_SCALER(Normal1x);
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DECLARE_SCALER(Normal2x);
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DECLARE_SCALER(Normal3x);
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DECLARE_SCALER(Normal1o5x);
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DECLARE_SCALER(TV2x);
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DECLARE_SCALER(DotMatrix);
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DECLARE_SCALER(HQ2x);
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DECLARE_SCALER(HQ3x);
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FORCEINLINE int real2Aspect(int y) {
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return y + (y + 1) / 5;
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}
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FORCEINLINE int aspect2Real(int y) {
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return (y * 5 + 4) / 6;
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}
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extern void makeRectStretchable(int &x, int &y, int &w, int &h);
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extern int stretch200To240(uint8 *buf, uint32 pitch, int width, int height, int srcX, int srcY, int origSrcY);
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#endif
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