| 1 | /* |
| 2 | * Texture Filtering |
| 3 | * Version: 1.0 |
| 4 | * |
| 5 | * Copyright (C) 2007 Hiroshi Morii All Rights Reserved. |
| 6 | * Email koolsmoky(at)users.sourceforge.net |
| 7 | * Web http://www.3dfxzone.it/koolsmoky |
| 8 | * |
| 9 | * this is free software; you can redistribute it and/or modify |
| 10 | * it under the terms of the GNU General Public License as published by |
| 11 | * the Free Software Foundation; either version 2, or (at your option) |
| 12 | * any later version. |
| 13 | * |
| 14 | * this is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with GNU Make; see the file COPYING. If not, write to |
| 21 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
| 22 | */ |
| 23 | |
| 24 | |
| 25 | #ifndef __TEXTUREFILTERS_H__ |
| 26 | #define __TEXTUREFILTERS_H__ |
| 27 | |
| 28 | /* 16bpp filters are somewhat buggy and output image is not clean. |
| 29 | * Since there's not much time, we'll just convert them to ARGB8888 |
| 30 | * and use 32bpp filters until fixed. |
| 31 | * (1:enable hack, 0:disable hack) */ |
| 32 | #define _16BPP_HACK 1 |
| 33 | |
| 34 | #include "TxInternal.h" |
| 35 | |
| 36 | /* enhancers */ |
| 37 | void hq4x_8888(unsigned char * pIn, unsigned char * pOut, int Xres, int Yres, int SrcPPL, int BpL); |
| 38 | |
| 39 | void hq2x_32(uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height); |
| 40 | void hq2xS_32(uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height); |
| 41 | |
| 42 | void lq2x_32(uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height); |
| 43 | void lq2xS_32(uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height); |
| 44 | |
| 45 | void Super2xSaI_8888(uint32 *srcPtr, uint32 *destPtr, uint32 width, uint32 height, uint32 pitch); |
| 46 | |
| 47 | void Texture2x_32(uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height); |
| 48 | |
| 49 | /* filters */ |
| 50 | void SharpFilter_8888(uint32 *src, uint32 srcwidth, uint32 srcheight, uint32 *dest, uint32 filter); |
| 51 | |
| 52 | void SmoothFilter_8888(uint32 *src, uint32 srcwidth, uint32 srcheight, uint32 *dest, uint32 filter); |
| 53 | |
| 54 | /* helper */ |
| 55 | void filter_8888(uint32 *src, uint32 srcwidth, uint32 srcheight, uint32 *dest, uint32 filter); |
| 56 | |
| 57 | #if !_16BPP_HACK |
| 58 | void hq4x_init(void); |
| 59 | void hq4x_4444(unsigned char * pIn, unsigned char * pOut, int Xres, int Yres, int SrcPPL, int BpL); |
| 60 | void hq4x_1555(unsigned char * pIn, unsigned char * pOut, int Xres, int Yres, int SrcPPL, int BpL); |
| 61 | void hq4x_565 (unsigned char * pIn, unsigned char * pOut, int Xres, int Yres, int SrcPPL, int BpL); |
| 62 | |
| 63 | void hq2x_16(uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height); |
| 64 | void hq2xS_16(uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height); |
| 65 | |
| 66 | void lq2x_16(uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height); |
| 67 | void lq2xS_16(uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height); |
| 68 | |
| 69 | void Super2xSaI_4444(uint16 *srcPtr, uint16 *destPtr, uint32 width, uint32 height, uint32 pitch); |
| 70 | void Super2xSaI_1555(uint16 *srcPtr, uint16 *destPtr, uint32 width, uint32 height, uint32 pitch); |
| 71 | void Super2xSaI_565 (uint16 *srcPtr, uint16 *destPtr, uint32 width, uint32 height, uint32 pitch); |
| 72 | void Super2xSaI_8 (uint8 *srcPtr, uint8 *destPtr, uint32 width, uint32 height, uint32 pitch); |
| 73 | |
| 74 | void Texture2x_16(uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height); |
| 75 | |
| 76 | void SharpFilter_4444(uint16 *src, uint32 srcwidth, uint32 srcheight, uint16 *dest, uint32 filter); |
| 77 | |
| 78 | void SmoothFilter_4444(uint16 *src, uint32 srcwidth, uint32 srcheight, uint16 *dest, uint32 filter); |
| 79 | #endif |
| 80 | |
| 81 | #endif /* __TEXTUREFILTERS_H__ */ |