/* ScummVM - Scumm Interpreter * Copyright (C) 2001 Ludvig Strigeus * Copyright (C) 2001-2005 The ScummVM project * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * * $Header$ * */ #include "common/scaler/intern.h" #ifdef USE_NASM // Assembly version of HQ2x extern "C" { #ifndef _WIN32 #define hq2x_16 _hq2x_16 #endif void hq2x_16(const byte *, byte *, uint32, uint32, uint32, uint32); } void HQ2x(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height) { hq2x_16(srcPtr, dstPtr, width, height, srcPitch, dstPitch); } #else #ifdef HAS_ALTIVEC #include static bool isAltiVecAvailable() { int selectors[2] = { CTL_HW, HW_VECTORUNIT }; int hasVectorUnit = 0; size_t length = sizeof(hasVectorUnit); int error = sysctl(selectors, 2, &hasVectorUnit, &length, NULL, 0); if( 0 == error ) return hasVectorUnit != 0; return false; } #endif #define PIXEL00_0 *(q) = w5; #define PIXEL00_10 *(q) = interpolate16_2(w5, w1); #define PIXEL00_11 *(q) = interpolate16_2(w5, w4); #define PIXEL00_12 *(q) = interpolate16_2(w5, w2); #define PIXEL00_20 *(q) = interpolate16_3(w5, w4, w2); #define PIXEL00_21 *(q) = interpolate16_3(w5, w1, w2); #define PIXEL00_22 *(q) = interpolate16_3(w5, w1, w4); #define PIXEL00_60 *(q) = interpolate16_3(w5, w2, w4); #define PIXEL00_61 *(q) = interpolate16_3(w5, w4, w2); #define PIXEL00_70 *(q) = interpolate16_3(w5, w4, w2); #define PIXEL00_90 *(q) = interpolate16_3(w5, w4, w2); #define PIXEL00_100 *(q) = interpolate16_3(w5, w4, w2); #define PIXEL01_0 *(q+1) = w5; #define PIXEL01_10 *(q+1) = interpolate16_2(w5, w3); #define PIXEL01_11 *(q+1) = interpolate16_2(w5, w2); #define PIXEL01_12 *(q+1) = interpolate16_2(w5, w6); #define PIXEL01_20 *(q+1) = interpolate16_3(w5, w2, w6); #define PIXEL01_21 *(q+1) = interpolate16_3(w5, w3, w6); #define PIXEL01_22 *(q+1) = interpolate16_3(w5, w3, w2); #define PIXEL01_60 *(q+1) = interpolate16_3(w5, w6, w2); #define PIXEL01_61 *(q+1) = interpolate16_3(w5, w2, w6); #define PIXEL01_70 *(q+1) = interpolate16_3(w5, w2, w6); #define PIXEL01_90 *(q+1) = interpolate16_3(w5, w2, w6); #define PIXEL01_100 *(q+1) = interpolate16_3(w5, w2, w6); #define PIXEL10_0 *(q+nextlineDst) = w5; #define PIXEL10_10 *(q+nextlineDst) = interpolate16_2(w5, w7); #define PIXEL10_11 *(q+nextlineDst) = interpolate16_2(w5, w8); #define PIXEL10_12 *(q+nextlineDst) = interpolate16_2(w5, w4); #define PIXEL10_20 *(q+nextlineDst) = interpolate16_3(w5, w8, w4); #define PIXEL10_21 *(q+nextlineDst) = interpolate16_3(w5, w7, w4); #define PIXEL10_22 *(q+nextlineDst) = interpolate16_3(w5, w7, w8); #define PIXEL10_60 *(q+nextlineDst) = interpolate16_3(w5, w4, w8); #define PIXEL10_61 *(q+nextlineDst) = interpolate16_3(w5, w8, w4); #define PIXEL10_70 *(q+nextlineDst) = interpolate16_3(w5, w8, w4); #define PIXEL10_90 *(q+nextlineDst) = interpolate16_3(w5, w8, w4); #define PIXEL10_100 *(q+nextlineDst) = interpolate16_3(w5, w8, w4); #define PIXEL11_0 *(q+1+nextlineDst) = w5; #define PIXEL11_10 *(q+1+nextlineDst) = interpolate16_2(w5, w9); #define PIXEL11_11 *(q+1+nextlineDst) = interpolate16_2(w5, w6); #define PIXEL11_12 *(q+1+nextlineDst) = interpolate16_2(w5, w8); #define PIXEL11_20 *(q+1+nextlineDst) = interpolate16_3(w5, w6, w8); #define PIXEL11_21 *(q+1+nextlineDst) = interpolate16_3(w5, w9, w8); #define PIXEL11_22 *(q+1+nextlineDst) = interpolate16_3(w5, w9, w6); #define PIXEL11_60 *(q+1+nextlineDst) = interpolate16_3(w5, w8, w6); #define PIXEL11_61 *(q+1+nextlineDst) = interpolate16_3(w5, w6, w8); #define PIXEL11_70 *(q+1+nextlineDst) = interpolate16_3(w5, w6, w8); #define PIXEL11_90 *(q+1+nextlineDst) = interpolate16_3(w5, w6, w8); #define PIXEL11_100 *(q+1+nextlineDst) = interpolate16_3(w5, w6, w8); #define YUV(x) RGBtoYUV[w ## x] #define bitFormat 565 void HQ2x_565(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height) { #include "common/scaler/hq2x.h" } #undef bitFormat #define bitFormat 555 void HQ2x_555(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height) { #include "common/scaler/hq2x.h" } #undef bitFormat #ifdef HAS_ALTIVEC #define USE_ALTIVEC 1 #define bitFormat 565 void HQ2x_565_Altivec(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height) { #include "common/scaler/hq2x.h" } #undef bitFormat #define bitFormat 555 void HQ2x_555_Altivec(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height) { #include "common/scaler/hq2x.h" } #undef bitFormat #endif void HQ2x(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height) { #ifdef HAS_ALTIVEC if (isAltiVecAvailable()) { if (gBitFormat == 565) HQ2x_565_Altivec(srcPtr, srcPitch, dstPtr, dstPitch, width, height); else HQ2x_555_Altivec(srcPtr, srcPitch, dstPtr, dstPitch, width, height); return; } #endif if (gBitFormat == 565) HQ2x_565(srcPtr, srcPitch, dstPtr, dstPitch, width, height); else HQ2x_555(srcPtr, srcPitch, dstPtr, dstPitch, width, height); } #endif //Assembly version