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https://github.com/libretro/scummvm.git
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55 lines
1.9 KiB
C++
55 lines
1.9 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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#ifndef GRAPHICS_SCALER_HQ_H
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#define GRAPHICS_SCALER_HQ_H
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#include "graphics/scalerplugin.h"
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#ifdef USE_NASM
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struct hqx_parameters;
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#endif
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class HQScaler : public Scaler {
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public:
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HQScaler(const Graphics::PixelFormat &format);
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~HQScaler();
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uint increaseFactor() override;
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uint decreaseFactor() override;
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protected:
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virtual void scaleIntern(const uint8 *srcPtr, uint32 srcPitch,
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uint8 *dstPtr, uint32 dstPitch, int width, int height, int x, int y) override;
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void initLUT(Graphics::PixelFormat format);
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inline void HQ2x16(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height);
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inline void HQ3x16(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height);
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inline void HQ2x32(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height);
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inline void HQ3x32(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height);
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uint32 *_RGBtoYUV;
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#ifdef USE_NASM
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hqx_parameters *_hqx_params;
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#endif
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};
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#endif
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