mirror of
https://github.com/libretro/scummvm.git
synced 2025-03-03 08:40:59 +00:00
ca0fe5567f
Skipping a nested IF previously executed the ELSE branch. This could be observed in the China intro sequence with too many scripts starting at once.
114 lines
3.5 KiB
C++
114 lines
3.5 KiB
C++
/* ScummVM - Graphic Adventure Engine
|
|
*
|
|
* ScummVM is the legal property of its developers, whose names
|
|
* are too numerous to list here. Please refer to the COPYRIGHT
|
|
* file distributed with this source distribution.
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#ifndef DGDS_ADS_H
|
|
#define DGDS_ADS_H
|
|
|
|
#include "dgds/scripts.h"
|
|
#include "dgds/ttm.h"
|
|
|
|
namespace Dgds {
|
|
|
|
class ADSData : public ScriptParserData {
|
|
public:
|
|
ADSData() : _maxSegments(0), _scriptDelay(-1), _hitTTMOp0110(false), _hitBranchOp(false),
|
|
_gotoTarget(-1), _runningSegmentIdx(0) {
|
|
for (int i = 0; i < ARRAYSIZE(_state); i++)
|
|
_state[i] = 8;
|
|
|
|
for (int i = 0; i < ARRAYSIZE(_segments); i++)
|
|
_segments[i] = -1;
|
|
|
|
ARRAYCLEAR(_countdown);
|
|
ARRAYCLEAR(_charWhile);
|
|
}
|
|
Common::Array<Common::String> _scriptNames;
|
|
Common::Array<TTMEnviro> _scriptEnvs;
|
|
Common::Array<TTMSeq> _ttmSeqs;
|
|
int _maxSegments;
|
|
// TODO: replace these with dynamic arrays - fixed arrays inherited from original.
|
|
int _state[80];
|
|
int _countdown[80];
|
|
// note: originals uses char * but we use offsets into script for less pointers. -1 is nullptr
|
|
int32 _segments[80];
|
|
int32 _charWhile[80];
|
|
Common::Array<TTMSeq *> _usedSeqs[80];
|
|
int32 _scriptDelay;
|
|
int32 _gotoTarget;
|
|
bool _hitTTMOp0110;
|
|
bool _hitBranchOp;
|
|
int16 _runningSegmentIdx;
|
|
|
|
Common::Error syncState(Common::Serializer &s);
|
|
};
|
|
|
|
class ADSInterpreter {
|
|
public:
|
|
ADSInterpreter(DgdsEngine *vm);
|
|
~ADSInterpreter();
|
|
|
|
bool load(const Common::String &filename);
|
|
void unload();
|
|
bool run();
|
|
int numArgs(uint16 opcode) const;
|
|
void segmentOrState(int16 seg, uint16 val);
|
|
void segmentSetState(int16 seg, uint16 val);
|
|
|
|
void setHitTTMOp0110(bool val = true); // TODO: better name for this global?
|
|
bool getHitTTMOp0110() const { return _adsData->_hitTTMOp0110; }
|
|
void setGotoTarget(int32 target);
|
|
int16 getStateForSceneOp(uint16 segnum);
|
|
void setScriptDelay(int16 delay) { _adsData->_scriptDelay = delay; }
|
|
|
|
Common::Error syncState(Common::Serializer &s);
|
|
|
|
protected:
|
|
bool handleOperation(uint16 code, Common::SeekableReadStream *scr);
|
|
void handleRandomOp(uint16 code, Common::SeekableReadStream *scr);
|
|
bool handleLogicOp(uint16 code, Common::SeekableReadStream *scr);
|
|
bool logicOpResult(uint16 code, const TTMEnviro *env, const TTMSeq *seq, uint16 arg);
|
|
int16 randomOpGetProportion(uint16 code, Common::SeekableReadStream *scr);
|
|
bool playScene();
|
|
bool skipToElseOrEndif();
|
|
bool skipToEndIf();
|
|
bool skipToEndWhile();
|
|
bool skipSceneLogicBranch();
|
|
TTMSeq *findTTMSeq(int16 enviro, int16 seq);
|
|
TTMEnviro *findTTMEnviro(int16 enviro);
|
|
bool runUntilBranchOpOrEnd();
|
|
void findUsedSequencesForSegment(int segno);
|
|
void findEndOrInitOp();
|
|
bool updateSeqTimeAndFrame(const TTMEnviro *env, TTMSeq &seq);
|
|
int getArrIndexOfSegNum(uint16 segnum);
|
|
|
|
DgdsEngine *_vm;
|
|
TTMInterpreter *_ttmInterpreter;
|
|
|
|
Common::HashMap<Common::String, ADSData> _adsTexts;
|
|
ADSData *_adsData;
|
|
|
|
TTMSeq *_currentTTMSeq;
|
|
};
|
|
|
|
} // end namespace Dgds
|
|
|
|
#endif // DGDS_ADS_H
|