mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-30 14:14:43 +00:00
1298 lines
30 KiB
C++
1298 lines
30 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
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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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* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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// Video script opcodes for Simon1/Simon2
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#include "agos/agos.h"
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#include "agos/intern.h"
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#include "agos/vga.h"
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#include "common/system.h"
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#include "graphics/surface.h"
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namespace AGOS {
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// Opcode tables
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void AGOSEngine::setupVideoOpcodes(VgaOpcodeProc *op) {
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op[1] = &AGOSEngine::vc1_fadeOut;
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op[2] = &AGOSEngine::vc2_call;
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op[3] = &AGOSEngine::vc3_loadSprite;
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op[4] = &AGOSEngine::vc4_fadeIn;
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op[5] = &AGOSEngine::vc5_ifEqual;
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op[6] = &AGOSEngine::vc6_ifObjectHere;
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op[7] = &AGOSEngine::vc7_ifObjectNotHere;
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op[8] = &AGOSEngine::vc8_ifObjectIsAt;
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op[9] = &AGOSEngine::vc9_ifObjectStateIs;
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op[10] = &AGOSEngine::vc10_draw;
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op[12] = &AGOSEngine::vc12_delay;
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op[13] = &AGOSEngine::vc13_addToSpriteX;
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op[14] = &AGOSEngine::vc14_addToSpriteY;
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op[15] = &AGOSEngine::vc15_sync;
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op[16] = &AGOSEngine::vc16_waitSync;
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op[18] = &AGOSEngine::vc18_jump;
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op[20] = &AGOSEngine::vc20_setRepeat;
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op[21] = &AGOSEngine::vc21_endRepeat;
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op[23] = &AGOSEngine::vc23_setPriority;
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op[24] = &AGOSEngine::vc24_setSpriteXY;
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op[25] = &AGOSEngine::vc25_halt_sprite;
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op[26] = &AGOSEngine::vc26_setSubWindow;
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op[27] = &AGOSEngine::vc27_resetSprite;
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op[29] = &AGOSEngine::vc29_stopAllSounds;
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op[30] = &AGOSEngine::vc30_setFrameRate;
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op[31] = &AGOSEngine::vc31_setWindow;
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op[33] = &AGOSEngine::vc33_setMouseOn;
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op[34] = &AGOSEngine::vc34_setMouseOff;
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op[35] = &AGOSEngine::vc35_clearWindow;
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op[36] = &AGOSEngine::vc36_setWindowImage;
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op[38] = &AGOSEngine::vc38_ifVarNotZero;
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op[39] = &AGOSEngine::vc39_setVar;
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op[40] = &AGOSEngine::vc40_scrollRight;
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op[41] = &AGOSEngine::vc41_scrollLeft;
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op[42] = &AGOSEngine::vc42_delayIfNotEQ;
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op[43] = &AGOSEngine::vc43_ifBitSet;
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op[44] = &AGOSEngine::vc44_ifBitClear;
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op[45] = &AGOSEngine::vc45_setSpriteX;
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op[46] = &AGOSEngine::vc46_setSpriteY;
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op[47] = &AGOSEngine::vc47_addToVar;
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op[49] = &AGOSEngine::vc49_setBit;
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op[50] = &AGOSEngine::vc50_clearBit;
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op[51] = &AGOSEngine::vc51_enableBox;
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op[52] = &AGOSEngine::vc52_playSound;
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op[55] = &AGOSEngine::vc55_moveBox;
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}
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void AGOSEngine_Elvira1::setupVideoOpcodes(VgaOpcodeProc *op) {
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op[1] = &AGOSEngine::vc1_fadeOut;
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op[2] = &AGOSEngine::vc2_call;
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op[3] = &AGOSEngine::vc3_loadSprite;
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op[4] = &AGOSEngine::vc4_fadeIn;
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op[5] = &AGOSEngine::vc5_ifEqual;
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op[6] = &AGOSEngine::vc6_ifObjectHere;
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op[7] = &AGOSEngine::vc7_ifObjectNotHere;
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op[8] = &AGOSEngine::vc8_ifObjectIsAt;
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op[9] = &AGOSEngine::vc9_ifObjectStateIs;
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op[10] = &AGOSEngine::vc10_draw;
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op[13] = &AGOSEngine::vc12_delay;
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op[14] = &AGOSEngine::vc13_addToSpriteX;
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op[15] = &AGOSEngine::vc14_addToSpriteY;
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op[16] = &AGOSEngine::vc15_sync;
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op[17] = &AGOSEngine::vc16_waitSync;
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op[18] = &AGOSEngine::vc17_waitEnd;
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op[19] = &AGOSEngine::vc18_jump;
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op[20] = &AGOSEngine::vc19_loop;
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op[21] = &AGOSEngine::vc20_setRepeat;
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op[22] = &AGOSEngine::vc21_endRepeat;
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op[23] = &AGOSEngine::vc22_setPaletteOld;
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op[24] = &AGOSEngine::vc23_setPriority;
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op[25] = &AGOSEngine::vc24_setSpriteXY;
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op[26] = &AGOSEngine::vc25_halt_sprite;
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op[27] = &AGOSEngine::vc26_setSubWindow;
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op[28] = &AGOSEngine::vc27_resetSprite;
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op[29] = &AGOSEngine::vc28_playSFX;
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op[30] = &AGOSEngine::vc29_stopAllSounds;
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op[31] = &AGOSEngine::vc30_setFrameRate;
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op[32] = &AGOSEngine::vc31_setWindow;
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op[33] = &AGOSEngine::vc32_saveScreen;
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op[34] = &AGOSEngine::vc33_setMouseOn;
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op[35] = &AGOSEngine::vc34_setMouseOff;
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op[38] = &AGOSEngine::vc35_clearWindow;
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op[40] = &AGOSEngine::vc36_setWindowImage;
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op[41] = &AGOSEngine::vc37_pokePalette;
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op[51] = &AGOSEngine::vc38_ifVarNotZero;
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op[52] = &AGOSEngine::vc39_setVar;
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op[53] = &AGOSEngine::vc40_scrollRight;
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op[54] = &AGOSEngine::vc41_scrollLeft;
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op[56] = &AGOSEngine::vc42_delayIfNotEQ;
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}
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void AGOSEngine::setupVgaOpcodes() {
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memset(_vga_opcode_table, 0, sizeof(_vga_opcode_table));
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switch (getGameType()) {
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case GType_ELVIRA1:
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case GType_ELVIRA2:
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case GType_WW:
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case GType_SIMON1:
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case GType_SIMON2:
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case GType_FF:
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case GType_PP:
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setupVideoOpcodes(_vga_opcode_table);
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break;
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default:
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error("setupVgaOpcodes: Unknown game");
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}
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}
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// VGA Script parser
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void AGOSEngine::runVgaScript() {
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for (;;) {
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uint opcode;
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if (_dumpVgaOpcodes) {
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if (_vcPtr != (const byte *)&_vcGetOutOfCode) {
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printf("%.5d %.5X: %5d %4d ", _vgaTickCounter, (unsigned int)(_vcPtr - _curVgaFile1), _vgaCurSpriteId, _vgaCurZoneNum);
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dumpVideoScript(_vcPtr, true);
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}
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}
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if (getGameType() == GType_SIMON2 || getGameType() == GType_FF || getGameType() == GType_PP) {
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opcode = *_vcPtr++;
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} else {
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opcode = READ_BE_UINT16(_vcPtr);
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_vcPtr += 2;
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}
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if (opcode == 0)
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return;
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if (opcode >= _numVideoOpcodes || !_vga_opcode_table[opcode])
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error("Invalid VGA opcode '%d' encountered", opcode);
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(this->*_vga_opcode_table[opcode]) ();
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}
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}
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bool AGOSEngine::ifObjectHere(uint16 a) {
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Item *item;
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CHECK_BOUNDS(a, _objectArray);
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item = _objectArray[a];
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if (item == NULL)
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return true;
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return me()->parent == item->parent;
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}
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bool AGOSEngine::ifObjectAt(uint16 a, uint16 b) {
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Item *item_a, *item_b;
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CHECK_BOUNDS(a, _objectArray);
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CHECK_BOUNDS(b, _objectArray);
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item_a = _objectArray[a];
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item_b = _objectArray[b];
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if (item_a == NULL || item_b == NULL)
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return true;
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return derefItem(item_a->parent) == item_b;
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}
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bool AGOSEngine::ifObjectState(uint16 a, int16 b) {
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Item *item;
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CHECK_BOUNDS(a, _objectArray);
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item = _objectArray[a];
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if (item == NULL)
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return true;
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return item->state == b;
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}
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void AGOSEngine::dirtyBackGround() {
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AnimTable *animTable = _screenAnim1;
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while (animTable->srcPtr) {
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if (animTable->id == _vgaCurSpriteId && animTable->zoneNum == _vgaCurZoneNum) {
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animTable->windowNum |= 0x8000;
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break;
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}
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animTable++;
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}
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}
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VgaSprite *AGOSEngine::findCurSprite() {
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VgaSprite *vsp = _vgaSprites;
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while (vsp->id) {
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if (vsp->id == _vgaCurSpriteId && vsp->zoneNum == _vgaCurZoneNum)
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break;
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vsp++;
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}
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return vsp;
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}
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bool AGOSEngine::isSpriteLoaded(uint16 id, uint16 zoneNum) {
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VgaSprite *vsp = _vgaSprites;
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while (vsp->id) {
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if (vsp->id == id && vsp->zoneNum == zoneNum)
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return true;
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vsp++;
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}
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return false;
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}
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bool AGOSEngine::getBitFlag(uint bit) {
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uint16 *bits = &_bitArray[bit / 16];
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return (*bits & (1 << (bit & 15))) != 0;
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}
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void AGOSEngine::setBitFlag(uint bit, bool value) {
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uint16 *bits = &_bitArray[bit / 16];
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*bits = (*bits & ~(1 << (bit & 15))) | (value << (bit & 15));
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}
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int AGOSEngine::vcReadVarOrWord() {
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if (getGameType() == GType_ELVIRA1) {
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return vcReadNextWord();
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} else {
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int16 var = vcReadNextWord();
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if (var < 0)
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var = vcReadVar(-var);
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return var;
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}
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}
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uint AGOSEngine::vcReadNextWord() {
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uint a;
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a = readUint16Wrapper(_vcPtr);
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_vcPtr += 2;
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return a;
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}
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uint AGOSEngine::vcReadNextByte() {
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return *_vcPtr++;
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}
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uint AGOSEngine::vcReadVar(uint var) {
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assert(var < _numVars);
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return (uint16)_variableArrayPtr[var];
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}
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void AGOSEngine::vcWriteVar(uint var, int16 value) {
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assert(var < _numVars);
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_variableArrayPtr[var] = value;
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}
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void AGOSEngine::vcSkipNextInstruction() {
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static const byte opcodeParamLenElvira1[] = {
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0, 6, 2, 10, 6, 4, 2, 2,
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4, 4, 8, 2, 0, 2, 2, 2,
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2, 2, 2, 2, 0, 4, 2, 2,
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2, 8, 0, 10, 0, 8, 0, 2,
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2, 0, 0, 0, 0, 2, 4, 2,
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4, 4, 0, 0, 2, 2, 2, 4,
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4, 0, 18, 2, 4, 4, 4, 0,
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4
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};
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static const byte opcodeParamLenWW[] = {
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0, 6, 2, 10, 6, 4, 2, 2,
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4, 4, 8, 2, 2, 2, 2, 2,
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2, 2, 2, 0, 4, 2, 2, 2,
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8, 0, 10, 0, 8, 0, 2, 2,
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0, 0, 0, 4, 4, 4, 2, 4,
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4, 4, 4, 2, 2, 4, 2, 2,
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2, 2, 2, 2, 2, 4, 6, 6,
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0, 0, 0, 0, 2, 2, 0, 0,
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};
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static const byte opcodeParamLenSimon1[] = {
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0, 6, 2, 10, 6, 4, 2, 2,
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4, 4, 10, 0, 2, 2, 2, 2,
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2, 0, 2, 0, 4, 2, 4, 2,
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8, 0, 10, 0, 8, 0, 2, 2,
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4, 0, 0, 4, 4, 2, 2, 4,
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4, 4, 4, 2, 2, 2, 2, 4,
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0, 2, 2, 2, 2, 4, 6, 6,
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0, 0, 0, 0, 2, 6, 0, 0,
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};
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static const byte opcodeParamLenSimon2[] = {
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0, 6, 2, 12, 6, 4, 2, 2,
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4, 4, 9, 0, 1, 2, 2, 2,
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2, 0, 2, 0, 4, 2, 4, 2,
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7, 0, 10, 0, 8, 0, 2, 2,
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4, 0, 0, 4, 4, 2, 2, 4,
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4, 4, 4, 2, 2, 2, 2, 4,
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0, 2, 2, 2, 2, 4, 6, 6,
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2, 0, 6, 6, 4, 6, 0, 0,
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0, 0, 4, 4, 4, 4, 4, 0,
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4, 2, 2
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};
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static const byte opcodeParamLenFeebleFiles[] = {
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0, 6, 2, 12, 6, 4, 2, 2,
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4, 4, 9, 0, 1, 2, 2, 2,
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2, 0, 2, 0, 4, 2, 4, 2,
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7, 0, 10, 0, 8, 0, 2, 2,
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4, 0, 0, 4, 4, 2, 2, 4,
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4, 4, 4, 2, 2, 2, 2, 4,
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0, 2, 2, 2, 6, 6, 6, 6,
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2, 0, 6, 6, 4, 6, 0, 0,
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0, 0, 4, 4, 4, 4, 4, 0,
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4, 2, 2, 4, 6, 6, 0, 0,
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6, 4, 2, 6, 0
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};
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uint16 opcode;
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if (getGameType() == GType_FF || getGameType() == GType_PP) {
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opcode = vcReadNextByte();
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_vcPtr += opcodeParamLenFeebleFiles[opcode];
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} else if (getGameType() == GType_SIMON2) {
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opcode = vcReadNextByte();
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_vcPtr += opcodeParamLenSimon2[opcode];
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} else if (getGameType() == GType_SIMON1) {
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opcode = vcReadNextWord();
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_vcPtr += opcodeParamLenSimon1[opcode];
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} else if (getGameType() == GType_ELVIRA2 || getGameType() == GType_WW) {
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opcode = vcReadNextWord();
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_vcPtr += opcodeParamLenWW[opcode];
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} else {
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opcode = vcReadNextWord();
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_vcPtr += opcodeParamLenElvira1[opcode];
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}
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if (_dumpVgaOpcodes)
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printf("; skipped\n");
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}
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// VGA Script commands
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void AGOSEngine::vc1_fadeOut() {
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/* dummy opcode */
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_vcPtr += 6;
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}
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void AGOSEngine::vc2_call() {
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uint16 num;
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byte *old_file_1, *old_file_2;
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if (getGameType() == GType_ELVIRA2) {
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num = vcReadNextWord();
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} else {
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num = vcReadVarOrWord();
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}
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old_file_1 = _curVgaFile1;
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old_file_2 = _curVgaFile2;
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setImage(num, true);
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_curVgaFile1 = old_file_1;
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_curVgaFile2 = old_file_2;
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}
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void AGOSEngine::vc3_loadSprite() {
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uint16 windowNum, zoneNum, palette, vgaSpriteId;
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int16 x, y;
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byte *old_file_1;
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windowNum = vcReadNextWord();
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if (getGameType() == GType_SIMON1 && windowNum == 3) {
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_window3Flag = 1;
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}
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if (getGameType() == GType_SIMON2 || getGameType() == GType_FF || getGameType() == GType_PP) {
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zoneNum = vcReadNextWord();
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vgaSpriteId = vcReadNextWord();
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} else {
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vgaSpriteId = vcReadNextWord();
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zoneNum = vgaSpriteId / 100;
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}
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x = vcReadNextWord();
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y = vcReadNextWord();
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palette = vcReadNextWord();
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old_file_1 = _curVgaFile1;
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animate(windowNum, zoneNum, vgaSpriteId, x, y, palette, true);
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_curVgaFile1 = old_file_1;
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}
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void AGOSEngine::vc4_fadeIn() {
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/* dummy opcode */
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_vcPtr += 6;
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}
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void AGOSEngine::vc5_ifEqual() {
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uint16 var;
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if (getGameType() == GType_PP)
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var = vcReadVarOrWord();
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else
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var = vcReadNextWord();
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uint16 value = vcReadNextWord();
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if (vcReadVar(var) != value)
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vcSkipNextInstruction();
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}
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void AGOSEngine::vc6_ifObjectHere() {
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if (!ifObjectHere(vcReadNextWord()))
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vcSkipNextInstruction();
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}
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void AGOSEngine::vc7_ifObjectNotHere() {
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if (ifObjectHere(vcReadNextWord()))
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vcSkipNextInstruction();
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}
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void AGOSEngine::vc8_ifObjectIsAt() {
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uint16 a = vcReadNextWord();
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|
uint16 b = vcReadNextWord();
|
|
if (!ifObjectAt(a, b))
|
|
vcSkipNextInstruction();
|
|
}
|
|
|
|
void AGOSEngine::vc9_ifObjectStateIs() {
|
|
uint16 a = vcReadNextWord();
|
|
uint16 b = vcReadNextWord();
|
|
if (!ifObjectState(a, b))
|
|
vcSkipNextInstruction();
|
|
}
|
|
|
|
byte *AGOSEngine::vc10_uncompressFlip(const byte *src, uint16 w, uint16 h) {
|
|
w *= 8;
|
|
|
|
byte *dst, *dstPtr, *srcPtr;
|
|
byte color;
|
|
int8 cur = -0x80;
|
|
uint i, w_cur = w;
|
|
|
|
dstPtr = _videoBuf1 + w;
|
|
|
|
do {
|
|
dst = dstPtr;
|
|
uint h_cur = h;
|
|
|
|
if (cur == -0x80)
|
|
cur = *src++;
|
|
|
|
for (;;) {
|
|
if (cur >= 0) {
|
|
/* rle_same */
|
|
color = *src++;
|
|
do {
|
|
*dst = color;
|
|
dst += w;
|
|
if (!--h_cur) {
|
|
if (--cur < 0)
|
|
cur = -0x80;
|
|
else
|
|
src--;
|
|
goto next_line;
|
|
}
|
|
} while (--cur >= 0);
|
|
} else {
|
|
/* rle_diff */
|
|
do {
|
|
*dst = *src++;
|
|
dst += w;
|
|
if (!--h_cur) {
|
|
if (++cur == 0)
|
|
cur = -0x80;
|
|
goto next_line;
|
|
}
|
|
} while (++cur != 0);
|
|
}
|
|
cur = *src++;
|
|
}
|
|
next_line:
|
|
dstPtr++;
|
|
} while (--w_cur);
|
|
|
|
srcPtr = dstPtr = _videoBuf1 + w;
|
|
|
|
do {
|
|
dst = dstPtr;
|
|
for (i = 0; i != w; ++i) {
|
|
byte b = srcPtr[i];
|
|
b = (b >> 4) | (b << 4);
|
|
*--dst = b;
|
|
}
|
|
|
|
srcPtr += w;
|
|
dstPtr += w;
|
|
} while (--h);
|
|
|
|
return _videoBuf1;
|
|
}
|
|
|
|
byte *AGOSEngine::vc10_flip(const byte *src, uint16 w, uint16 h) {
|
|
byte *dstPtr;
|
|
uint i;
|
|
|
|
if (getFeatures() & GF_32COLOR) {
|
|
w *= 16;
|
|
dstPtr = _videoBuf1 + w;
|
|
|
|
do {
|
|
byte *dst = dstPtr;
|
|
for (i = 0; i != w; ++i) {
|
|
*--dst = src[i];
|
|
}
|
|
|
|
src += w;
|
|
dstPtr += w;
|
|
} while (--h);
|
|
} else {
|
|
w *= 8;
|
|
dstPtr = _videoBuf1 + w;
|
|
|
|
do {
|
|
byte *dst = dstPtr;
|
|
for (i = 0; i != w; ++i) {
|
|
byte b = src[i];
|
|
b = (b >> 4) | (b << 4);
|
|
*--dst = b;
|
|
}
|
|
|
|
src += w;
|
|
dstPtr += w;
|
|
} while (--h);
|
|
}
|
|
|
|
return _videoBuf1;
|
|
}
|
|
|
|
void AGOSEngine::vc10_draw() {
|
|
uint16 palette, x, y, flags;
|
|
int16 image;
|
|
|
|
image = (int16)vcReadNextWord();
|
|
|
|
palette = 0;
|
|
if (getGameType() == GType_FF || getGameType() == GType_PP) {
|
|
palette = _vcPtr[0];
|
|
_vcPtr += 2;
|
|
} else if (getGameType() == GType_SIMON1 || getGameType() == GType_SIMON2) {
|
|
palette = _vcPtr[1];
|
|
_vcPtr += 2;
|
|
}
|
|
|
|
x = (int16)vcReadNextWord();
|
|
y = (int16)vcReadNextWord();
|
|
|
|
if (getGameType() == GType_SIMON2 || getGameType() == GType_FF || getGameType() == GType_PP) {
|
|
flags = vcReadNextByte();
|
|
} else {
|
|
flags = vcReadNextWord();
|
|
}
|
|
|
|
if (getGameType() == GType_ELVIRA2 && getPlatform() == Common::kPlatformAtariST) {
|
|
if (((image >= 11 && image <= 16) || (image >= 195 && image <= 198)) &&
|
|
_zoneNumber == 1) {
|
|
y += 75;
|
|
}
|
|
}
|
|
|
|
drawImage_init(image, palette, x, y, flags);
|
|
}
|
|
|
|
void AGOSEngine::drawImage_init(int16 image, uint16 palette, int16 x, int16 y, uint16 flags) {
|
|
if (image == 0)
|
|
return;
|
|
|
|
byte *src;
|
|
uint width, height;
|
|
VC10_state state;
|
|
|
|
state.image = image;
|
|
if (state.image < 0)
|
|
state.image = vcReadVar(-state.image);
|
|
|
|
state.palette = palette * 16;
|
|
state.paletteMod = 0;
|
|
|
|
state.x = x - _scrollX;
|
|
state.y = y - _scrollY;
|
|
|
|
state.flags = flags;
|
|
|
|
src = _curVgaFile2 + state.image * 8;
|
|
state.srcPtr = _curVgaFile2 + readUint32Wrapper(src);
|
|
if (getGameType() == GType_FF || getGameType() == GType_PP) {
|
|
width = READ_LE_UINT16(src + 6);
|
|
height = READ_LE_UINT16(src + 4) & 0x7FFF;
|
|
flags = src[5];
|
|
} else {
|
|
width = READ_BE_UINT16(src + 6) / 16;
|
|
height = src[5];
|
|
flags = src[4];
|
|
}
|
|
|
|
if (height == 0 || width == 0)
|
|
return;
|
|
|
|
if (_dumpImages)
|
|
dumpSingleBitmap(_vgaCurZoneNum, state.image, state.srcPtr, width, height,
|
|
state.palette);
|
|
state.width = state.draw_width = width; /* cl */
|
|
state.height = state.draw_height = height; /* ch */
|
|
|
|
state.depack_cont = -0x80;
|
|
|
|
state.x_skip = 0; /* colums to skip = bh */
|
|
state.y_skip = 0; /* rows to skip = bl */
|
|
|
|
if (getFeatures() & GF_PLANAR) {
|
|
state.srcPtr = convertImage(&state, ((flags & 0x80) != 0));
|
|
|
|
// converted planar clip is already uncompressed
|
|
if (state.flags & kDFCompressedFlip) {
|
|
state.flags &= ~kDFCompressedFlip;
|
|
state.flags |= kDFFlip;
|
|
}
|
|
if (state.flags & kDFCompressed) {
|
|
state.flags &= ~kDFCompressed;
|
|
}
|
|
} else if (getGameType() == GType_FF || getGameType() == GType_PP) {
|
|
if (flags & 0x80) {
|
|
state.flags |= kDFCompressed;
|
|
}
|
|
} else {
|
|
if (flags & 0x80 && !(state.flags & kDFCompressedFlip)) {
|
|
if (state.flags & kDFFlip) {
|
|
state.flags &= ~kDFFlip;
|
|
state.flags |= kDFCompressedFlip;
|
|
} else {
|
|
state.flags |= kDFCompressed;
|
|
}
|
|
}
|
|
}
|
|
|
|
uint maxWidth = (getGameType() == GType_FF || getGameType() == GType_PP) ? 640 : 20;
|
|
if ((getGameType() == GType_SIMON2 || getGameType() == GType_FF) && width > maxWidth) {
|
|
horizontalScroll(&state);
|
|
return;
|
|
}
|
|
if (getGameType() == GType_FF && height > 480) {
|
|
verticalScroll(&state);
|
|
return;
|
|
}
|
|
|
|
if (getGameType() != GType_FF && getGameType() != GType_PP) {
|
|
if (state.flags & kDFCompressedFlip) {
|
|
state.srcPtr = vc10_uncompressFlip(state.srcPtr, width, height);
|
|
} else if (state.flags & kDFFlip) {
|
|
state.srcPtr = vc10_flip(state.srcPtr, width, height);
|
|
}
|
|
}
|
|
|
|
drawImage(&state);
|
|
}
|
|
|
|
void AGOSEngine::vc12_delay() {
|
|
uint16 num;
|
|
|
|
if (getGameType() == GType_FF || getGameType() == GType_PP) {
|
|
num = vcReadNextByte();
|
|
} else if (getGameType() == GType_SIMON2) {
|
|
num = vcReadNextByte() * _frameCount;
|
|
} else {
|
|
num = vcReadVarOrWord() * _frameCount;
|
|
}
|
|
|
|
num += _vgaBaseDelay;
|
|
|
|
addVgaEvent(num, ANIMATE_EVENT, _vcPtr, _vgaCurSpriteId, _vgaCurZoneNum);
|
|
_vcPtr = (byte *)&_vcGetOutOfCode;
|
|
}
|
|
|
|
void AGOSEngine::vc13_addToSpriteX() {
|
|
VgaSprite *vsp = findCurSprite();
|
|
vsp->x += (int16)vcReadNextWord();
|
|
|
|
vsp->windowNum |= 0x8000;
|
|
dirtyBackGround();
|
|
_vgaSpriteChanged++;
|
|
}
|
|
|
|
void AGOSEngine::vc14_addToSpriteY() {
|
|
VgaSprite *vsp = findCurSprite();
|
|
vsp->y += (int16)vcReadNextWord();
|
|
|
|
vsp->windowNum |= 0x8000;
|
|
dirtyBackGround();
|
|
_vgaSpriteChanged++;
|
|
}
|
|
|
|
void AGOSEngine::vc15_sync() {
|
|
VgaSleepStruct *vfs = _waitSyncTable, *vfs_tmp;
|
|
uint16 id = vcReadNextWord();
|
|
while (vfs->ident != 0) {
|
|
if (vfs->ident == id) {
|
|
addVgaEvent(_vgaBaseDelay, ANIMATE_EVENT, vfs->codePtr, vfs->id, vfs->zoneNum);
|
|
vfs_tmp = vfs;
|
|
do {
|
|
memcpy(vfs_tmp, vfs_tmp + 1, sizeof(VgaSleepStruct));
|
|
vfs_tmp++;
|
|
} while (vfs_tmp->ident != 0);
|
|
} else {
|
|
vfs++;
|
|
}
|
|
}
|
|
|
|
_lastVgaWaitFor = id;
|
|
/* clear a wait event */
|
|
if (id == _vgaWaitFor)
|
|
_vgaWaitFor = 0;
|
|
}
|
|
|
|
void AGOSEngine::vc16_waitSync() {
|
|
VgaSleepStruct *vfs = _waitSyncTable;
|
|
while (vfs->ident)
|
|
vfs++;
|
|
|
|
vfs->ident = vcReadNextWord();
|
|
vfs->codePtr = _vcPtr;
|
|
vfs->id = _vgaCurSpriteId;
|
|
vfs->zoneNum = _vgaCurZoneNum;
|
|
|
|
_vcPtr = (byte *)&_vcGetOutOfCode;
|
|
}
|
|
|
|
void AGOSEngine::checkWaitEndTable() {
|
|
VgaSleepStruct *vfs = _waitEndTable, *vfs_tmp;
|
|
while (vfs->ident != 0) {
|
|
if (vfs->ident == _vgaCurSpriteId) {
|
|
addVgaEvent(_vgaBaseDelay, ANIMATE_EVENT, vfs->codePtr, vfs->id, vfs->zoneNum);
|
|
vfs_tmp = vfs;
|
|
do {
|
|
memcpy(vfs_tmp, vfs_tmp + 1, sizeof(VgaSleepStruct));
|
|
vfs_tmp++;
|
|
} while (vfs_tmp->ident != 0);
|
|
} else {
|
|
vfs++;
|
|
}
|
|
}
|
|
}
|
|
|
|
void AGOSEngine::vc17_waitEnd() {
|
|
uint16 id = vcReadNextWord();
|
|
|
|
VgaSleepStruct *vfs = _waitEndTable;
|
|
while (vfs->ident)
|
|
vfs++;
|
|
|
|
if (isSpriteLoaded(id, id / 100)) {
|
|
vfs->ident = id;
|
|
vfs->codePtr = _vcPtr;
|
|
vfs->id = _vgaCurSpriteId;
|
|
vfs->zoneNum = _vgaCurZoneNum;
|
|
_vcPtr = (byte *)&_vcGetOutOfCode;
|
|
}
|
|
}
|
|
|
|
void AGOSEngine::vc18_jump() {
|
|
int16 offs = vcReadNextWord();
|
|
_vcPtr += offs;
|
|
}
|
|
|
|
void AGOSEngine::vc19_loop() {
|
|
uint16 count;
|
|
byte *b, *bb;
|
|
|
|
bb = _curVgaFile1;
|
|
b = _curVgaFile1 + READ_BE_UINT16(bb + 10);
|
|
b += 20;
|
|
|
|
count = READ_BE_UINT16(&((VgaFile1Header_Common *) b)->animationCount);
|
|
b = bb + READ_BE_UINT16(&((VgaFile1Header_Common *) b)->animationTable);
|
|
|
|
while (count--) {
|
|
if (READ_BE_UINT16(&((AnimationHeader_WW *) b)->id) == _vgaCurSpriteId)
|
|
break;
|
|
b += sizeof(AnimationHeader_WW);
|
|
}
|
|
assert(READ_BE_UINT16(&((AnimationHeader_WW *) b)->id) == _vgaCurSpriteId);
|
|
|
|
_vcPtr = _curVgaFile1 + READ_BE_UINT16(&((AnimationHeader_WW *) b)->scriptOffs);
|
|
}
|
|
|
|
void AGOSEngine::vc20_setRepeat() {
|
|
// Sets counter used by the endRepeat opcode below.
|
|
uint16 a = vcReadNextWord();
|
|
WRITE_LE_UINT16(const_cast<byte *>(_vcPtr), a);
|
|
_vcPtr += 2;
|
|
}
|
|
|
|
void AGOSEngine::vc21_endRepeat() {
|
|
int16 a = vcReadNextWord();
|
|
const byte *tmp = _vcPtr + a;
|
|
if (getGameType() == GType_SIMON2 || getGameType() == GType_FF || getGameType() == GType_PP)
|
|
tmp += 3;
|
|
else
|
|
tmp += 4;
|
|
|
|
uint16 val = READ_LE_UINT16(tmp);
|
|
if (val != 0) {
|
|
// Decrement counter
|
|
WRITE_LE_UINT16(const_cast<byte *>(tmp), val - 1);
|
|
_vcPtr = tmp + 2;
|
|
}
|
|
}
|
|
|
|
void AGOSEngine::vc22_setPaletteOld() {
|
|
byte *offs, *palptr, *src;
|
|
uint16 b, num;
|
|
|
|
b = vcReadNextWord();
|
|
|
|
num = 16;
|
|
|
|
palptr = _displayPalette;
|
|
_bottomPalette = 1;
|
|
|
|
if (getGameType() == GType_ELVIRA1) {
|
|
if (b >= 1000) {
|
|
b -= 1000;
|
|
_bottomPalette = 0;
|
|
} else {
|
|
const byte extraColors[19 * 3] = {
|
|
40, 0, 0, 24, 24, 16, 48, 48, 40,
|
|
0, 0, 0, 16, 0, 0, 8, 8, 0,
|
|
48, 24, 0, 56, 40, 0, 0, 0, 24,
|
|
8, 16, 24, 24, 32, 40, 16, 24, 0,
|
|
24, 8, 0, 16, 16, 0, 40, 40, 32,
|
|
32, 32, 24, 40, 0, 0, 24, 24, 16,
|
|
48, 48, 40
|
|
};
|
|
|
|
num = 13;
|
|
|
|
for (int i = 0; i < 19; i++) {
|
|
palptr[(13 + i) * 4 + 0] = extraColors[i * 3 + 0] * 4;
|
|
palptr[(13 + i) * 4 + 1] = extraColors[i * 3 + 1] * 4;
|
|
palptr[(13 + i) * 4 + 2] = extraColors[i * 3 + 2] * 4;
|
|
palptr[(13 + i) * 4 + 3] = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
offs = _curVgaFile1 + READ_BE_UINT16(_curVgaFile1 + 6);
|
|
src = offs + b * 32;
|
|
|
|
do {
|
|
uint16 color = READ_BE_UINT16(src);
|
|
palptr[0] = ((color & 0xf00) >> 8) * 32;
|
|
palptr[1] = ((color & 0x0f0) >> 4) * 32;
|
|
palptr[2] = ((color & 0x00f) >> 0) * 32;
|
|
palptr[3] = 0;
|
|
|
|
palptr += 4;
|
|
src += 2;
|
|
} while (--num);
|
|
|
|
_paletteFlag = 2;
|
|
_vgaSpriteChanged++;
|
|
}
|
|
|
|
void AGOSEngine::vc23_setPriority() {
|
|
VgaSprite *vsp = findCurSprite(), *vus2;
|
|
uint16 pri = vcReadNextWord();
|
|
VgaSprite bak;
|
|
|
|
if (vsp->id == 0)
|
|
return;
|
|
|
|
memcpy(&bak, vsp, sizeof(bak));
|
|
bak.priority = pri;
|
|
bak.windowNum |= 0x8000;
|
|
|
|
vus2 = vsp;
|
|
|
|
if (vsp != _vgaSprites && pri < vsp[-1].priority) {
|
|
do {
|
|
vsp--;
|
|
} while (vsp != _vgaSprites && pri < vsp[-1].priority);
|
|
do {
|
|
memcpy(vus2, vus2 - 1, sizeof(VgaSprite));
|
|
} while (--vus2 != vsp);
|
|
memcpy(vus2, &bak, sizeof(VgaSprite));
|
|
} else if (vsp[1].id != 0 && pri >= vsp[1].priority) {
|
|
do {
|
|
vsp++;
|
|
} while (vsp[1].id != 0 && pri >= vsp[1].priority);
|
|
do {
|
|
memcpy(vus2, vus2 + 1, sizeof(VgaSprite));
|
|
} while (++vus2 != vsp);
|
|
memcpy(vus2, &bak, sizeof(VgaSprite));
|
|
} else {
|
|
vsp->priority = pri;
|
|
}
|
|
_vgaSpriteChanged++;
|
|
}
|
|
|
|
void AGOSEngine::vc24_setSpriteXY() {
|
|
VgaSprite *vsp = findCurSprite();
|
|
|
|
if (getGameType() == GType_ELVIRA2) {
|
|
vsp->image = vcReadNextWord();
|
|
} else {
|
|
vsp->image = vcReadVarOrWord();
|
|
}
|
|
|
|
vsp->x += (int16)vcReadNextWord();
|
|
vsp->y += (int16)vcReadNextWord();
|
|
if (getGameType() == GType_SIMON2 || getGameType() == GType_FF || getGameType() == GType_PP) {
|
|
vsp->flags = vcReadNextByte();
|
|
} else {
|
|
vsp->flags = vcReadNextWord();
|
|
}
|
|
|
|
vsp->windowNum |= 0x8000;
|
|
dirtyBackGround();
|
|
_vgaSpriteChanged++;
|
|
}
|
|
|
|
void AGOSEngine::vc25_halt_sprite() {
|
|
checkWaitEndTable();
|
|
|
|
VgaSprite *vsp = findCurSprite();
|
|
while (vsp->id != 0) {
|
|
memcpy(vsp, vsp + 1, sizeof(VgaSprite));
|
|
vsp++;
|
|
}
|
|
_vcPtr = (byte *)&_vcGetOutOfCode;
|
|
|
|
dirtyBackGround();
|
|
_vgaSpriteChanged++;
|
|
}
|
|
|
|
void AGOSEngine::vc26_setSubWindow() {
|
|
uint16 *as = &_videoWindows[vcReadNextWord() * 4]; // number
|
|
as[0] = vcReadNextWord(); // x
|
|
as[1] = vcReadNextWord(); // y
|
|
as[2] = vcReadNextWord(); // width
|
|
as[3] = vcReadNextWord(); // height
|
|
}
|
|
|
|
void AGOSEngine::vc27_resetSprite() {
|
|
VgaSprite bak, *vsp;
|
|
VgaSleepStruct *vfs;
|
|
VgaTimerEntry *vte, *vte2;
|
|
|
|
_lockWord |= 8;
|
|
|
|
_lastVgaWaitFor = 0;
|
|
|
|
memset(&bak, 0, sizeof(bak));
|
|
|
|
vsp = _vgaSprites;
|
|
while (vsp->id) {
|
|
// For animated heart in Elvira 2
|
|
if (getGameType() == GType_ELVIRA2 && vsp->id == 100) {
|
|
memcpy(&bak, vsp, sizeof(VgaSprite));
|
|
}
|
|
vsp->id = 0;
|
|
vsp++;
|
|
}
|
|
|
|
if (bak.id != 0)
|
|
memcpy(_vgaSprites, &bak, sizeof(VgaSprite));
|
|
|
|
vfs = _waitEndTable;
|
|
while (vfs->ident) {
|
|
vfs->ident = 0;
|
|
vfs++;
|
|
}
|
|
|
|
vfs = _waitSyncTable;
|
|
while (vfs->ident) {
|
|
vfs->ident = 0;
|
|
vfs++;
|
|
}
|
|
|
|
vte = _vgaTimerList;
|
|
while (vte->delay) {
|
|
// Skip the animateSprites event in earlier games
|
|
if (vte->type == ANIMATE_INT) {
|
|
vte++;
|
|
// For animated heart in Elvira 2
|
|
} else if (getGameType() == GType_ELVIRA2 && vte->id == 100) {
|
|
vte++;
|
|
} else {
|
|
vte2 = vte;
|
|
while (vte2->delay) {
|
|
memcpy(vte2, vte2 + 1, sizeof(VgaTimerEntry));
|
|
vte2++;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (_lockWord & 0x20) {
|
|
AnimTable *animTable = _screenAnim1;
|
|
while (animTable->srcPtr) {
|
|
animTable->srcPtr = 0;
|
|
animTable++;
|
|
}
|
|
}
|
|
|
|
if (getGameType() == GType_SIMON2 || getGameType() == GType_FF || getGameType() == GType_PP)
|
|
vcWriteVar(254, 0);
|
|
|
|
if (getGameType() == GType_FF || getGameType() == GType_PP)
|
|
setBitFlag(42, true);
|
|
|
|
_lockWord &= ~8;
|
|
}
|
|
|
|
void AGOSEngine::vc28_playSFX() {
|
|
uint16 sound = vcReadNextWord();
|
|
uint16 channels = vcReadNextWord();
|
|
uint16 frequency = vcReadNextWord();
|
|
uint16 flags = vcReadNextWord();
|
|
|
|
loadSound(sound);
|
|
|
|
debug(0, "vc28_playSFX: (%d, %d, %d, %d)", sound, channels, frequency, flags);
|
|
}
|
|
|
|
void AGOSEngine::vc29_stopAllSounds() {
|
|
if (getGameType() != GType_PP)
|
|
_sound->stopVoice();
|
|
|
|
_sound->stopAllSfx();
|
|
}
|
|
|
|
void AGOSEngine::vc30_setFrameRate() {
|
|
_frameCount = vcReadNextWord();
|
|
}
|
|
|
|
void AGOSEngine::vc31_setWindow() {
|
|
_windowNum = vcReadNextWord();
|
|
}
|
|
|
|
void AGOSEngine::vc32_saveScreen() {
|
|
uint xoffs = _videoWindows[4 * 4 + 0] * 16;
|
|
uint yoffs = _videoWindows[4 * 4 + 1];
|
|
uint width = _videoWindows[4 * 4 + 2] * 16;
|
|
uint height = _videoWindows[4 * 4 + 3];
|
|
|
|
byte *dst = getBackGround() + xoffs + yoffs * _screenWidth;
|
|
byte *src = _window4BackScn;
|
|
uint srcWidth = _videoWindows[4 * 4 + 2] * 16;
|
|
|
|
for (; height > 0; height--) {
|
|
memcpy(dst, src, width);
|
|
dst += _screenWidth;
|
|
src += srcWidth;
|
|
}
|
|
}
|
|
|
|
void AGOSEngine::vc33_setMouseOn() {
|
|
if (_mouseHideCount != 0) {
|
|
_mouseHideCount = 1;
|
|
if (getGameType() == GType_ELVIRA2 || getGameType() == GType_WW) {
|
|
// Set mouse palette
|
|
_displayPalette[65 * 4 + 0] = 48 * 4;
|
|
_displayPalette[65 * 4 + 1] = 48 * 4;
|
|
_displayPalette[65 * 4 + 2] = 40 * 4;
|
|
_displayPalette[65 * 4 + 3] = 0;
|
|
_paletteFlag = 1;
|
|
}
|
|
mouseOn();
|
|
}
|
|
}
|
|
|
|
void AGOSEngine::vc34_setMouseOff() {
|
|
mouseOff();
|
|
_mouseHideCount = 200;
|
|
_leftButtonDown = 0;
|
|
}
|
|
|
|
void AGOSEngine::clearVideoBackGround(uint16 num, uint16 color) {
|
|
const uint16 *vlut = &_videoWindows[num * 4];
|
|
byte *dst = getBackGround() + vlut[0] * 16 + (vlut[1] * (vlut[2] * 16));
|
|
|
|
for (uint h = 0; h < vlut[3]; h++) {
|
|
memset(dst, color, vlut[2] * 16);
|
|
dst += _screenWidth;
|
|
}
|
|
}
|
|
|
|
void AGOSEngine_Simon2::clearVideoWindow(uint16 num, uint16 color) {
|
|
const uint16 *vlut = &_videoWindows[num * 4];
|
|
uint16 xoffs = vlut[0] * 16;
|
|
uint16 yoffs = vlut[1];
|
|
uint16 dstWidth = _videoWindows[18] * 16;
|
|
byte *dst = _window4BackScn + xoffs + yoffs * dstWidth;
|
|
|
|
setMoveRect(0, 0, vlut[2] * 16, vlut[3]);
|
|
|
|
for (uint h = 0; h < vlut[3]; h++) {
|
|
memset(dst, color, vlut[2] * 16);
|
|
dst += dstWidth;
|
|
}
|
|
|
|
_window4Flag = 1;
|
|
}
|
|
|
|
void AGOSEngine::clearVideoWindow(uint16 num, uint16 color) {
|
|
if (getGameType() == GType_ELVIRA1) {
|
|
if (num == 2 || num == 6)
|
|
return;
|
|
} else if (getGameType() == GType_ELVIRA2 || getGameType() == GType_WW) {
|
|
if (num != 4 && num < 10)
|
|
return;
|
|
} else if (getGameType() == GType_SIMON1) {
|
|
if (num != 4)
|
|
return;
|
|
}
|
|
|
|
if (getGameType() == GType_ELVIRA1 && num == 3) {
|
|
Graphics::Surface *screen = _system->lockScreen();
|
|
memset((byte *)screen->pixels, color, _screenWidth * _screenHeight);
|
|
_system->unlockScreen();
|
|
} else if (num == 4) {
|
|
const uint16 *vlut = &_videoWindows[num * 4];
|
|
uint16 xoffs = (vlut[0] - _videoWindows[16]) * 16;
|
|
uint16 yoffs = (vlut[1] - _videoWindows[17]);
|
|
uint16 dstWidth = _videoWindows[18] * 16;
|
|
byte *dst = _window4BackScn + xoffs + yoffs * dstWidth;
|
|
|
|
setMoveRect(0, 0, vlut[2] * 16, vlut[3]);
|
|
|
|
for (uint h = 0; h < vlut[3]; h++) {
|
|
memset(dst, color, vlut[2] * 16);
|
|
dst += dstWidth;
|
|
}
|
|
|
|
_window4Flag = 1;
|
|
}
|
|
}
|
|
|
|
void AGOSEngine::vc35_clearWindow() {
|
|
uint16 num = vcReadNextWord();
|
|
uint16 color = vcReadNextWord();
|
|
|
|
// Clear video window
|
|
clearVideoWindow(num, color);
|
|
_vgaSpriteChanged++;
|
|
|
|
// Clear video background
|
|
if (getGameType() == GType_ELVIRA1) {
|
|
if (num == 2 || num == 6)
|
|
return;
|
|
} else if (getGameType() == GType_ELVIRA2 || getGameType() == GType_WW) {
|
|
if (num != 4 && num < 10)
|
|
return;
|
|
} else if (getGameType() == GType_SIMON1) {
|
|
if (num != 4)
|
|
return;
|
|
}
|
|
|
|
clearVideoBackGround(num, color);
|
|
}
|
|
|
|
void AGOSEngine::vc36_setWindowImage() {
|
|
_displayScreen = false;
|
|
uint16 vga_res = vcReadNextWord();
|
|
uint16 windowNum = vcReadNextWord();
|
|
|
|
if (getGameType() == GType_FF || getGameType() == GType_PP) {
|
|
fillBackGroundFromFront();
|
|
} else {
|
|
setWindowImage(windowNum, vga_res);
|
|
}
|
|
}
|
|
|
|
void AGOSEngine::vc37_pokePalette() {
|
|
uint16 offs = vcReadNextWord();
|
|
uint16 color = vcReadNextWord();
|
|
|
|
byte *palptr = _displayPalette + offs * 4;
|
|
palptr[0] = ((color & 0xf00) >> 8) * 32;
|
|
palptr[1] = ((color & 0x0f0) >> 4) * 32;
|
|
palptr[2] = ((color & 0x00f) >> 0) * 32;
|
|
palptr[3] = 0;
|
|
|
|
if (!(_lockWord & 0x20)) {
|
|
_paletteFlag = 1;
|
|
_displayScreen++;
|
|
}
|
|
}
|
|
|
|
void AGOSEngine::vc38_ifVarNotZero() {
|
|
uint16 var;
|
|
if (getGameType() == GType_PP)
|
|
var = vcReadVarOrWord();
|
|
else
|
|
var = vcReadNextWord();
|
|
|
|
if (vcReadVar(var) == 0)
|
|
vcSkipNextInstruction();
|
|
}
|
|
|
|
void AGOSEngine::vc39_setVar() {
|
|
uint16 var;
|
|
if (getGameType() == GType_PP)
|
|
var = vcReadVarOrWord();
|
|
else
|
|
var = vcReadNextWord();
|
|
|
|
int16 value = vcReadNextWord();
|
|
vcWriteVar(var, value);
|
|
}
|
|
|
|
void AGOSEngine::vc40_scrollRight() {
|
|
uint16 var = vcReadNextWord();
|
|
int16 value = vcReadVar(var) + vcReadNextWord();
|
|
|
|
if (getGameType() == GType_SIMON2 && var == 15 && !getBitFlag(80)) {
|
|
if ((_scrollCount < 0) || (_scrollCount == 0 && _scrollFlag == 0)) {
|
|
_scrollCount = 0;
|
|
if (value - _scrollX >= 30) {
|
|
_scrollCount = MIN(20, _scrollXMax - _scrollX);
|
|
addVgaEvent(6, SCROLL_EVENT, NULL, 0, 0);
|
|
}
|
|
}
|
|
}
|
|
|
|
vcWriteVar(var, value);
|
|
}
|
|
|
|
void AGOSEngine::vc41_scrollLeft() {
|
|
uint16 var = vcReadNextWord();
|
|
int16 value = vcReadVar(var) - vcReadNextWord();
|
|
|
|
if (getGameType() == GType_SIMON2 && var == 15 && !getBitFlag(80)) {
|
|
if ((_scrollCount > 0) || (_scrollCount == 0 && _scrollFlag == 0)) {
|
|
_scrollCount = 0;
|
|
if ((uint16)(value - _scrollX) < 11) {
|
|
_scrollCount = -MIN(20, (int)_scrollX);
|
|
addVgaEvent(6, SCROLL_EVENT, NULL, 0, 0);
|
|
}
|
|
}
|
|
}
|
|
|
|
vcWriteVar(var, value);
|
|
}
|
|
|
|
void AGOSEngine::vc42_delayIfNotEQ() {
|
|
uint16 val = vcReadVar(vcReadNextWord());
|
|
if (val != vcReadNextWord()) {
|
|
addVgaEvent(_frameCount + 1, ANIMATE_EVENT, _vcPtr - 4, _vgaCurSpriteId, _vgaCurZoneNum);
|
|
_vcPtr = (byte *)&_vcGetOutOfCode;
|
|
}
|
|
}
|
|
|
|
} // End of namespace AGOS
|