2021-02-06 09:39:32 +01:00
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/*
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2021-02-06 16:06:31 +01:00
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* Copyright (C) 2002-2019 The DOSBox Team
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2021-02-06 09:39:32 +01:00
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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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2021-02-06 16:06:31 +01:00
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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2021-02-06 09:39:32 +01:00
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*/
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static inline int conc2d(GetResult,SBPP)(PTYPE A, PTYPE B, PTYPE C, PTYPE D) {
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const bool ac = (A==C);
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const bool bc = (B==C);
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const int x1 = ac;
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const int y1 = (bc & !ac);
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const bool ad = (A==D);
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const bool bd = (B==D);
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const int x2 = ad;
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const int y2 = (bd & !ad);
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const int x = x1+x2;
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const int y = y1+y2;
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static const int rmap[3][3] = {
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{0, 0, -1},
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{0, 0, -1},
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{1, 1, 0}
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};
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return rmap[y][x];
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}
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inline void conc2d(Super2xSaI,SBPP)(PTYPE * line0, PTYPE * line1, const PTYPE * fc)
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{
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//--------------------------------------
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if (C7 == C5 && C4 != C8) {
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line1[1] = line0[1] = C7;
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} else if (C4 == C8 && C7 != C5) {
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line1[1] = line0[1] = C4;
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} else if (C4 == C8 && C7 == C5) {
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register int r = 0;
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r += conc2d(GetResult,SBPP)(C5,C4,C6,D1);
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r += conc2d(GetResult,SBPP)(C5,C4,C3,C1);
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r += conc2d(GetResult,SBPP)(C5,C4,D2,D5);
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r += conc2d(GetResult,SBPP)(C5,C4,C2,D4);
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if (r > 0)
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line1[1] = line0[1] = C5;
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else if (r < 0)
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line1[1] = line0[1] = C4;
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else {
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line1[1] = line0[1] = interp_w2(C4,C5,1U,1U);
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}
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} else {
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if (C5 == C8 && C8 == D1 && C7 != D2 && C8 != D0)
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line1[1] = interp_w2(C8,C7,3U,1U);
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else if (C4 == C7 && C7 == D2 && D1 != C8 && C7 != D6)
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line1[1] = interp_w2(C7,C8,3U,1U);
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else
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line1[1] = interp_w2(C7,C8,1U,1U);
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if (C5 == C8 && C5 == C1 && C4 != C2 && C5 != C0)
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line0[1] = interp_w2(C5,C4,3U,1U);
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else if (C4 == C7 && C4 == C2 && C1 != C5 && C4 != D3)
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line0[1] = interp_w2(C4,C5,3U,1U);
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else
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line0[1] = interp_w2(C4,C5,1U,1U);
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}
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if (C4 == C8 && C7 != C5 && C3 == C4 && C4 != D2)
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line1[0] = interp_w2(C7,C4,1U,1U);
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else if (C4 == C6 && C5 == C4 && C3 != C7 && C4 != D0)
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line1[0] = interp_w2(C7,C4,1U,1U);
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else
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line1[0] = C7;
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if (C7 == C5 && C4 != C8 && C6 == C7 && C7 != C2)
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line0[0] = interp_w2(C7,C4,1U,1U);
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else if (C3 == C7 && C8 == C7 && C6 != C4 && C7 != C0)
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line0[0] = interp_w2(C7,C4,1U,1U);
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else
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line0[0] = C4;
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}
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inline void conc2d(SuperEagle,SBPP)(PTYPE * line0, PTYPE * line1, const PTYPE * fc)
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{
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// --------------------------------------
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if (C4 != C8) {
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if (C7 == C5) {
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line0[1] = line1[0] = C7;
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if ((C6 == C7) || (C5 == C2)) {
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line0[0] = interp_w2(C7,C4,3U,1U);
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} else {
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line0[0] = interp_w2(C4,C5,1U,1U);
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}
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if ((C5 == D4) || (C7 == D1)) {
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line1[1] = interp_w2(C7,C8,3U,1U);
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} else {
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line1[1] = interp_w2(C7,C8,1U,1U);
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}
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} else {
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line1[1] = interp_w3(C8,C7,C5,6U,1U,1U);
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line0[0] = interp_w3(C4,C7,C5,6U,1U,1U);
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line1[0] = interp_w3(C7,C4,C8,6U,1U,1U);
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line0[1] = interp_w3(C5,C4,C8,6U,1U,1U);
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}
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} else {
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if (C7 != C5) {
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line1[1] = line0[0] = C4;
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if ((C1 == C4) || (C8 == D5)) {
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line0[1] = interp_w2(C4,C5,3U,1U);
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} else {
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line0[1] = interp_w2(C4,C5,1U,1U);
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}
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if ((C8 == D2) || (C3 == C4)) {
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line1[0] = interp_w2(C4,C7,3U,1U);
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} else {
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line1[0] = interp_w2(C7,C8,1U,1U);
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}
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} else {
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register int r = 0;
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r += conc2d(GetResult,SBPP)(C5,C4,C6,D1);
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r += conc2d(GetResult,SBPP)(C5,C4,C3,C1);
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r += conc2d(GetResult,SBPP)(C5,C4,D2,D5);
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r += conc2d(GetResult,SBPP)(C5,C4,C2,D4);
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if (r > 0) {
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line0[1] = line1[0] = C7;
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line0[0] = line1[1] = interp_w2(C4,C5,1U,1U);
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} else if (r < 0) {
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line1[1] = line0[0] = C4;
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line0[1] = line1[0] = interp_w2(C4,C5,1U,1U);
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} else {
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line1[1] = line0[0] = C4;
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line0[1] = line1[0] = C7;
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}
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}
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}
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}
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inline void conc2d(_2xSaI,SBPP)(PTYPE * line0, PTYPE * line1, const PTYPE * fc)
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{
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if ((C4 == C8) && (C5 != C7)) {
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if (((C4 == C1) && (C5 == D5)) ||
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((C4 == C7) && (C4 == C2) && (C5 != C1) && (C5 == D3))) {
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line0[1] = C4;
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} else {
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line0[1] = interp_w2(C4,C5,1U,1U);
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}
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if (((C4 == C3) && (C7 == D2)) ||
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((C4 == C5) && (C4 == C6) && (C3 != C7) && (C7 == D0))) {
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line1[0] = C4;
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} else {
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line1[0] = interp_w2(C4,C7,1U,1U);
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}
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line1[1] = C4;
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} else if ((C5 == C7) && (C4 != C8)) {
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if (((C5 == C2) && (C4 == C6)) ||
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((C5 == C1) && (C5 == C8) && (C4 != C2) && (C4 == C0))) {
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line0[1] = C5;
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} else {
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line0[1] = interp_w2(C4,C5,1U,1U);
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}
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if (((C7 == C6) && (C4 == C2)) ||
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((C7 == C3) && (C7 == C8) && (C4 != C6) && (C4 == C0))) {
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line1[0] = C7;
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} else {
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line1[0] = interp_w2(C4,C7,1U,1U);
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}
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line1[1] = C5;
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} else if ((C4 == C8) && (C5 == C7)) {
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if (C4 == C5) {
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line0[1] = C4;
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line1[0] = C4;
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line1[1] = C4;
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} else {
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register int r = 0;
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r += conc2d(GetResult,SBPP)(C4,C5,C3,C1);
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r -= conc2d(GetResult,SBPP)(C5,C4,D4,C2);
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r -= conc2d(GetResult,SBPP)(C5,C4,C6,D1);
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r += conc2d(GetResult,SBPP)(C4,C5,D5,D2);
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if (r > 0)
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line1[1] = C4;
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else if (r < 0)
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line1[1] = C5;
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else {
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line1[1] = interp_w4(C4,C5,C7,C8,1U,1U,1U,1U);
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}
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line1[0] = interp_w2(C4,C7,1U,1U);
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line0[1] = interp_w2(C4,C5,1U,1U);
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}
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} else {
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line1[1] = interp_w4(C4,C5,C7,C8,1U,1U,1U,1U);
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if ((C4 == C7) && (C4 == C2)
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&& (C5 != C1) && (C5 == D3)) {
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line0[1] = C4;
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} else if ((C5 == C1) && (C5 == C8)
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&& (C4 != C2) && (C4 == C0)) {
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line0[1] = C5;
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} else {
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line0[1] = interp_w2(C4,C5,1U,1U);
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}
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if ((C4 == C5) && (C4 == C6)
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&& (C3 != C7) && (C7 == D0)) {
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line1[0] = C4;
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} else if ((C7 == C3) && (C7 == C8)
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&& (C4 != C6) && (C4 == C0)) {
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line1[0] = C7;
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} else {
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line1[0] = interp_w2(C4,C7,1U,1U);
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}
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}
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line0[0] = C4;
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}
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