487 lines
22 KiB
C
487 lines
22 KiB
C
/*
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* This file is part of the Advance project.
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*
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* Copyright (C) 2003 Andrea Mazzoleni
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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 2 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, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* In addition, as a special exception, Andrea Mazzoleni
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* gives permission to link the code of this program with
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* the MAME library (or with modified versions of MAME that use the
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* same license as MAME), and distribute linked combinations including
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* the two. You must obey the GNU General Public License in all
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* respects for all of the code used other than MAME. If you modify
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* this file, you may extend this exception to your version of the
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* file, but you are not obligated to do so. If you do not wish to
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* do so, delete this exception statement from your version.
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*/
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#include "interp.h"
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/***************************************************************************/
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/* HQ2x C implementation */
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/*
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* This effect is a rewritten implementation of the hq2x effect made by Maxim Stepin
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*/
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static void hq2x_16_def(euI16* dst0, euI16* dst1, const euI16* src0, const euI16* src1, const euI16* src2, unsigned count)
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{
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unsigned i;
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for(i=0;i<count;++i) {
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unsigned char mask;
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euI16 c[9];
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c[1] = src0[0];
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c[4] = src1[0];
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c[7] = src2[0];
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if (i>0) {
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c[0] = src0[-1];
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c[3] = src1[-1];
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c[6] = src2[-1];
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} else {
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c[0] = c[1];
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c[3] = c[4];
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c[6] = c[7];
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}
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if (i<count-1) {
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c[2] = src0[1];
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c[5] = src1[1];
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c[8] = src2[1];
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} else {
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c[2] = c[1];
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c[5] = c[4];
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c[8] = c[7];
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}
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mask = 0;
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if (interp_16_diff(c[0], c[4]))
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mask |= 1 << 0;
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if (interp_16_diff(c[1], c[4]))
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mask |= 1 << 1;
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if (interp_16_diff(c[2], c[4]))
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mask |= 1 << 2;
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if (interp_16_diff(c[3], c[4]))
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mask |= 1 << 3;
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if (interp_16_diff(c[5], c[4]))
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mask |= 1 << 4;
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if (interp_16_diff(c[6], c[4]))
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mask |= 1 << 5;
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if (interp_16_diff(c[7], c[4]))
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mask |= 1 << 6;
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if (interp_16_diff(c[8], c[4]))
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mask |= 1 << 7;
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#define P0 dst0[0]
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#define P1 dst0[1]
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#define P2 dst1[0]
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#define P3 dst1[1]
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#define MUR interp_16_diff(c[1], c[5])
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#define MDR interp_16_diff(c[5], c[7])
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#define MDL interp_16_diff(c[7], c[3])
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#define MUL interp_16_diff(c[3], c[1])
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#define IC(p0) c[p0]
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#define I11(p0,p1) interp_16_11(c[p0], c[p1])
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#define I211(p0,p1,p2) interp_16_211(c[p0], c[p1], c[p2])
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#define I31(p0,p1) interp_16_31(c[p0], c[p1])
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#define I332(p0,p1,p2) interp_16_332(c[p0], c[p1], c[p2])
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#define I431(p0,p1,p2) interp_16_431(c[p0], c[p1], c[p2])
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#define I521(p0,p1,p2) interp_16_521(c[p0], c[p1], c[p2])
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#define I53(p0,p1) interp_16_53(c[p0], c[p1])
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#define I611(p0,p1,p2) interp_16_611(c[p0], c[p1], c[p2])
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#define I71(p0,p1) interp_16_71(c[p0], c[p1])
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#define I772(p0,p1,p2) interp_16_772(c[p0], c[p1], c[p2])
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#define I97(p0,p1) interp_16_97(c[p0], c[p1])
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#define I1411(p0,p1,p2) interp_16_1411(c[p0], c[p1], c[p2])
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#define I151(p0,p1) interp_16_151(c[p0], c[p1])
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switch (mask) {
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#include "hq2x.h"
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}
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#undef P0
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#undef P1
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#undef P2
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#undef P3
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#undef MUR
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#undef MDR
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#undef MDL
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#undef MUL
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#undef IC
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#undef I11
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#undef I211
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#undef I31
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#undef I332
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#undef I431
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#undef I521
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#undef I53
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#undef I611
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#undef I71
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#undef I772
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#undef I97
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#undef I1411
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#undef I151
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src0 += 1;
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src1 += 1;
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src2 += 1;
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dst0 += 2;
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dst1 += 2;
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}
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}
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static void hq2x_32_def(euI32* dst0, euI32* dst1, const euI32* src0, const euI32* src1, const euI32* src2, unsigned count)
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{
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unsigned i;
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for(i=0;i<count;++i) {
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unsigned char mask;
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euI32 c[9];
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c[1] = src0[0];
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c[4] = src1[0];
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c[7] = src2[0];
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if (i>0) {
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c[0] = src0[-1];
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c[3] = src1[-1];
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c[6] = src2[-1];
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} else {
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c[0] = c[1];
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c[3] = c[4];
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c[6] = c[7];
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}
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if (i<count-1) {
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c[2] = src0[1];
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c[5] = src1[1];
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c[8] = src2[1];
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} else {
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c[2] = c[1];
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c[5] = c[4];
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c[8] = c[7];
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}
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mask = 0;
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if (interp_32_diff(c[0], c[4]))
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mask |= 1 << 0;
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if (interp_32_diff(c[1], c[4]))
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mask |= 1 << 1;
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if (interp_32_diff(c[2], c[4]))
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mask |= 1 << 2;
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if (interp_32_diff(c[3], c[4]))
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mask |= 1 << 3;
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if (interp_32_diff(c[5], c[4]))
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mask |= 1 << 4;
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if (interp_32_diff(c[6], c[4]))
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mask |= 1 << 5;
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if (interp_32_diff(c[7], c[4]))
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mask |= 1 << 6;
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if (interp_32_diff(c[8], c[4]))
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mask |= 1 << 7;
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#define P0 dst0[0]
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#define P1 dst0[1]
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#define P2 dst1[0]
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#define P3 dst1[1]
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#define MUR interp_32_diff(c[1], c[5])
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#define MDR interp_32_diff(c[5], c[7])
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#define MDL interp_32_diff(c[7], c[3])
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#define MUL interp_32_diff(c[3], c[1])
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#define IC(p0) c[p0]
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#define I11(p0,p1) interp_32_11(c[p0], c[p1])
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#define I211(p0,p1,p2) interp_32_211(c[p0], c[p1], c[p2])
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#define I31(p0,p1) interp_32_31(c[p0], c[p1])
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#define I332(p0,p1,p2) interp_32_332(c[p0], c[p1], c[p2])
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#define I431(p0,p1,p2) interp_32_431(c[p0], c[p1], c[p2])
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#define I521(p0,p1,p2) interp_32_521(c[p0], c[p1], c[p2])
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#define I53(p0,p1) interp_32_53(c[p0], c[p1])
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#define I611(p0,p1,p2) interp_32_611(c[p0], c[p1], c[p2])
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#define I71(p0,p1) interp_32_71(c[p0], c[p1])
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#define I772(p0,p1,p2) interp_32_772(c[p0], c[p1], c[p2])
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#define I97(p0,p1) interp_32_97(c[p0], c[p1])
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#define I1411(p0,p1,p2) interp_32_1411(c[p0], c[p1], c[p2])
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#define I151(p0,p1) interp_32_151(c[p0], c[p1])
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switch (mask) {
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#include "hq2x.h"
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}
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#undef P0
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#undef P1
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#undef P2
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#undef P3
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#undef MUR
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#undef MDR
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#undef MDL
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#undef MUL
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#undef IC
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#undef I11
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#undef I211
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#undef I31
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#undef I332
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#undef I431
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#undef I521
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#undef I53
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#undef I611
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#undef I71
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#undef I772
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#undef I97
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#undef I1411
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#undef I151
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src0 += 1;
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src1 += 1;
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src2 += 1;
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dst0 += 2;
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dst1 += 2;
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}
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}
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/***************************************************************************/
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/* LQ2x C implementation */
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/*
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* This effect is derived from the hq2x effect made by Maxim Stepin
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*/
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static void lq2x_16_def(euI16* dst0, euI16* dst1, const euI16* src0, const euI16* src1, const euI16* src2, unsigned count)
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{
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unsigned i;
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for(i=0;i<count;++i) {
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unsigned char mask;
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euI16 c[9];
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c[1] = src0[0];
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c[4] = src1[0];
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c[7] = src2[0];
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if (i>0) {
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c[0] = src0[-1];
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c[3] = src1[-1];
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c[6] = src2[-1];
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} else {
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c[0] = c[1];
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c[3] = c[4];
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c[6] = c[7];
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}
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if (i<count-1) {
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c[2] = src0[1];
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c[5] = src1[1];
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c[8] = src2[1];
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} else {
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c[2] = c[1];
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c[5] = c[4];
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c[8] = c[7];
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}
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mask = 0;
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if (c[0] != c[4])
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mask |= 1 << 0;
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if (c[1] != c[4])
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mask |= 1 << 1;
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if (c[2] != c[4])
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mask |= 1 << 2;
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if (c[3] != c[4])
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mask |= 1 << 3;
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if (c[5] != c[4])
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mask |= 1 << 4;
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if (c[6] != c[4])
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mask |= 1 << 5;
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if (c[7] != c[4])
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mask |= 1 << 6;
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if (c[8] != c[4])
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mask |= 1 << 7;
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#define P0 dst0[0]
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#define P1 dst0[1]
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#define P2 dst1[0]
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#define P3 dst1[1]
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#define MUR (c[1] != c[5])
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#define MDR (c[5] != c[7])
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#define MDL (c[7] != c[3])
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#define MUL (c[3] != c[1])
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#define IC(p0) c[p0]
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#define I11(p0,p1) interp_16_11(c[p0], c[p1])
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#define I211(p0,p1,p2) interp_16_211(c[p0], c[p1], c[p2])
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#define I31(p0,p1) interp_16_31(c[p0], c[p1])
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#define I332(p0,p1,p2) interp_16_332(c[p0], c[p1], c[p2])
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#define I431(p0,p1,p2) interp_16_431(c[p0], c[p1], c[p2])
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#define I521(p0,p1,p2) interp_16_521(c[p0], c[p1], c[p2])
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#define I53(p0,p1) interp_16_53(c[p0], c[p1])
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#define I611(p0,p1,p2) interp_16_611(c[p0], c[p1], c[p2])
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#define I71(p0,p1) interp_16_71(c[p0], c[p1])
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#define I772(p0,p1,p2) interp_16_772(c[p0], c[p1], c[p2])
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#define I97(p0,p1) interp_16_97(c[p0], c[p1])
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#define I1411(p0,p1,p2) interp_16_1411(c[p0], c[p1], c[p2])
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#define I151(p0,p1) interp_16_151(c[p0], c[p1])
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switch (mask) {
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#include "lq2x.h"
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}
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#undef P0
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#undef P1
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#undef P2
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#undef P3
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#undef MUR
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#undef MDR
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#undef MDL
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#undef MUL
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#undef IC
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#undef I11
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#undef I211
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#undef I31
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#undef I332
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#undef I431
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#undef I521
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#undef I53
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#undef I611
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#undef I71
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#undef I772
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#undef I97
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#undef I1411
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#undef I151
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src0 += 1;
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src1 += 1;
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src2 += 1;
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dst0 += 2;
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dst1 += 2;
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}
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}
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static void lq2x_32_def(euI32* dst0, euI32* dst1, const euI32* src0, const euI32* src1, const euI32* src2, unsigned count)
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{
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unsigned i;
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for(i=0;i<count;++i) {
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unsigned char mask;
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euI32 c[9];
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c[1] = src0[0];
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c[4] = src1[0];
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c[7] = src2[0];
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if (i>0) {
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c[0] = src0[-1];
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c[3] = src1[-1];
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c[6] = src2[-1];
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} else {
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c[0] = c[1];
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c[3] = c[4];
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c[6] = c[7];
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}
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if (i<count-1) {
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c[2] = src0[1];
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c[5] = src1[1];
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c[8] = src2[1];
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} else {
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c[2] = c[1];
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c[5] = c[4];
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c[8] = c[7];
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}
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mask = 0;
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if (c[0] != c[4])
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mask |= 1 << 0;
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if (c[1] != c[4])
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mask |= 1 << 1;
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if (c[2] != c[4])
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mask |= 1 << 2;
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if (c[3] != c[4])
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mask |= 1 << 3;
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if (c[5] != c[4])
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mask |= 1 << 4;
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if (c[6] != c[4])
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mask |= 1 << 5;
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if (c[7] != c[4])
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mask |= 1 << 6;
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if (c[8] != c[4])
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mask |= 1 << 7;
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#define P0 dst0[0]
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#define P1 dst0[1]
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#define P2 dst1[0]
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#define P3 dst1[1]
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#define MUR (c[1] != c[5])
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#define MDR (c[5] != c[7])
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#define MDL (c[7] != c[3])
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#define MUL (c[3] != c[1])
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#define IC(p0) c[p0]
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#define I11(p0,p1) interp_32_11(c[p0], c[p1])
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#define I211(p0,p1,p2) interp_32_211(c[p0], c[p1], c[p2])
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#define I31(p0,p1) interp_32_31(c[p0], c[p1])
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#define I332(p0,p1,p2) interp_32_332(c[p0], c[p1], c[p2])
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#define I431(p0,p1,p2) interp_32_431(c[p0], c[p1], c[p2])
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#define I521(p0,p1,p2) interp_32_521(c[p0], c[p1], c[p2])
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#define I53(p0,p1) interp_32_53(c[p0], c[p1])
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#define I611(p0,p1,p2) interp_32_611(c[p0], c[p1], c[p2])
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#define I71(p0,p1) interp_32_71(c[p0], c[p1])
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#define I772(p0,p1,p2) interp_32_772(c[p0], c[p1], c[p2])
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#define I97(p0,p1) interp_32_97(c[p0], c[p1])
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#define I1411(p0,p1,p2) interp_32_1411(c[p0], c[p1], c[p2])
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#define I151(p0,p1) interp_32_151(c[p0], c[p1])
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switch (mask) {
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#include "lq2x.h"
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}
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#undef P0
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#undef P1
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#undef P2
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#undef P3
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#undef MUR
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#undef MDR
|
||
#undef MDL
|
||
#undef MUL
|
||
#undef IC
|
||
#undef I11
|
||
#undef I211
|
||
#undef I31
|
||
#undef I332
|
||
#undef I431
|
||
#undef I521
|
||
#undef I53
|
||
#undef I611
|
||
#undef I71
|
||
#undef I772
|
||
#undef I97
|
||
#undef I1411
|
||
#undef I151
|
||
|
||
src0 += 1;
|
||
src1 += 1;
|
||
src2 += 1;
|
||
dst0 += 2;
|
||
dst1 += 2;
|
||
}
|
||
}
|
||
|