diff options
Diffstat (limited to 'engines/kyra/sequences_tim.cpp')
| -rw-r--r-- | engines/kyra/sequences_tim.cpp | 315 |
1 files changed, 315 insertions, 0 deletions
diff --git a/engines/kyra/sequences_tim.cpp b/engines/kyra/sequences_tim.cpp new file mode 100644 index 0000000000..a072f2f64d --- /dev/null +++ b/engines/kyra/sequences_tim.cpp @@ -0,0 +1,315 @@ +/* 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 2 + * of the License, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * $URL$ + * $Id$ + * + */ + +#include "kyra/text_v2.h" +#include "kyra/kyra_v2.h" +#include "kyra/sound.h" +#include "kyra/resource.h" + +#include "common/endian.h" + +namespace Kyra { + +uint8 *KyraEngine_v2::tim_loadFile(const char *filename, byte *buffer, int32 bufferSize) { + ScriptFileParser file(filename, _res); + if (!file) { + error("Couldn't open script file '%s'", filename); + return NULL; + } + + int32 formBlockSize = file.getFORMBlockSize(); + if (formBlockSize == -1) { + error("No FORM chunk found in file: '%s'", filename); + return NULL; + } + + if (formBlockSize < 20) { + return NULL; + } + + formBlockSize += sizeof(TIMHeader) + 10 * (sizeof(Cmds) + 120); + + TIMHeader *timHeader; + if (buffer == NULL || bufferSize < formBlockSize) { + buffer = new byte[formBlockSize]; + timHeader = (TIMHeader *)buffer; + timHeader->deleteBufferFlag = 0xBABE; + } else { + timHeader = (TIMHeader *)buffer; + timHeader->deleteBufferFlag = 0x0; + } + + int32 chunkSize = file.getIFFBlockSize(AVTL_CHUNK); + timHeader->unkFlag = -1; + timHeader->unkFlag2 = 0; + timHeader->cmdsOffset = sizeof(TIMHeader); + timHeader->unkOffset2 = timHeader->cmdsOffset + 10 * sizeof(Cmds); + timHeader->AVTLOffset = timHeader->unkOffset2 + 120; + timHeader->TEXTOffset = timHeader->AVTLOffset + chunkSize; + + _TIMBuffers.AVTLChunk = buffer + timHeader->AVTLOffset; + _TIMBuffers.TEXTChunk = buffer + timHeader->TEXTOffset; + + if (!file.loadIFFBlock(AVTL_CHUNK, _TIMBuffers.AVTLChunk, chunkSize)) { + error("Couldn't load AVTL chunk from file: '%s'", filename); + return NULL; + } + + _TIMBuffers.currentCommandSet = (Cmds *)(buffer + timHeader->cmdsOffset); + + for (int i = 0; i < 10; i++) { + _TIMBuffers.currentCommandSet[i].dataPtr = 0; + _TIMBuffers.currentCommandSet[i].unk_2 = 0; + _TIMBuffers.currentCommandSet[i].AVTLSubChunk = &_TIMBuffers.AVTLChunk[READ_LE_UINT16(&_TIMBuffers.AVTLChunk[i << 1]) << 1]; + _TIMBuffers.currentCommandSet[i].timer1 = 0; + _TIMBuffers.currentCommandSet[i].timer2 = 0; + } + + chunkSize = file.getIFFBlockSize(TEXT_CHUNK); + if (chunkSize > 0) { + if (!file.loadIFFBlock(TEXT_CHUNK, _TIMBuffers.TEXTChunk, chunkSize)) { + error("Couldn't load TEXT chunk from file: '%s'", filename); + return NULL; + } + } + + return buffer; +} + +void KyraEngine_v2::tim_releaseBuffer(byte *buffer) { + TIMHeader *timHeader = (TIMHeader *)buffer; + if (timHeader->deleteBufferFlag == 0xBABE) + delete[] buffer; +} + +void KyraEngine_v2::tim_processSequence(uint8 *timBuffer, int loop) { + if (!timBuffer) + return; + + TIMHeader *hdr = (TIMHeader*) timBuffer; + _TIMBuffers.offsUnkFlag = (uint8*) &hdr->unkFlag; + _TIMBuffers.offsUnkFlag2 = (uint8*) &hdr->unkFlag2; + _TIMBuffers.currentCommandSet = (Cmds*) (timBuffer + hdr->cmdsOffset); + _TIMBuffers.unkCmds = timBuffer + hdr->unkOffset2; + _TIMBuffers.AVTLChunk = timBuffer + hdr->AVTLOffset; + _TIMBuffers.TEXTChunk = timBuffer + hdr->TEXTOffset; + + if (!_TIMBuffers.currentCommandSet->dataPtr) { + _TIMBuffers.currentCommandSet->dataPtr = _TIMBuffers.currentCommandSet->AVTLSubChunk; + _TIMBuffers.currentCommandSet->timer1 = _system->getMillis(); + _TIMBuffers.currentCommandSet->timer2 = _system->getMillis(); + } + + do { + _TIMBuffers.currentEntry = 0; + + while (_TIMBuffers.currentEntry < 10) { + Cmds *s = &_TIMBuffers.currentCommandSet[_TIMBuffers.currentEntry]; + if ((int16)READ_LE_UINT16(_TIMBuffers.offsUnkFlag) != -1) + (this->*_timOpcodes[28])(_TIMBuffers.offsUnkFlag2); + + bool running = true; + + while (s->dataPtr && s->timer2 <= _system->getMillis() && running) { + uint8 cmd = s->dataPtr[4]; + hdr->unkFlag2 = cmd; + uint8 *para = &s->dataPtr[6]; + + switch((this->*_timOpcodes[cmd])(para)) { + case -3: + WRITE_LE_UINT16(_TIMBuffers.offsUnkFlag, _TIMBuffers.currentEntry); + _TIMBuffers.unk_12 = -1; + break; + + case -2: + running = false; + break; + + case -1: + loop = 0; + running = false; + _TIMBuffers.currentEntry = 11; + break; + + case 22: + s->backupPtr = 0; + break; + + default: + break; + } + + if (s) { + if (s->dataPtr) { + s->dataPtr += (READ_LE_UINT16(s->dataPtr) * 2); + s->timer1 = s->timer2; + s->timer2 += (READ_LE_UINT16(s->dataPtr + 2) * _tickLength); + } + } + } + + _TIMBuffers.currentEntry++; + } + } while (loop); + +} + +int KyraEngine_v2::tim_o_dummy_r0(uint8 *ptr) { + return 0; +} + +int KyraEngine_v2::tim_o_dummy_r1(uint8 *ptr) { + return 1; +} + +int KyraEngine_v2::tim_o_clearCmds2(uint8 *ptr) { + for (int i = 1; i < 10; i++) + memset(&_TIMBuffers.unkCmds[i], 0, 12); + _TIMBuffers.currentCommandSet[0].dataPtr = _TIMBuffers.currentCommandSet[0].AVTLSubChunk; + _TIMBuffers.currentCommandSet[0].timer1 = _system->getMillis(); + return 1; +} + +int KyraEngine_v2::tim_o_abort(uint8 *ptr) { + _TIMBuffers.currentCommandSet[_TIMBuffers.currentEntry].dataPtr = 0; + if(!_TIMBuffers.currentEntry) + _objectChatFinished = true; + return -2; +} + + +int KyraEngine_v2::tim_o_selectcurrentCommandSet(uint8 *ptr) { + _TIMBuffers.currentCommandSet[READ_LE_UINT16(ptr)].dataPtr = _TIMBuffers.currentCommandSet[READ_LE_UINT16(ptr)].AVTLSubChunk ? + _TIMBuffers.currentCommandSet[READ_LE_UINT16(ptr)].AVTLSubChunk : &_TIMBuffers.AVTLChunk[_TIMBuffers.AVTLChunk[READ_LE_UINT16(ptr) << 1] << 1]; + return 1; +} + +int KyraEngine_v2::tim_o_deleteBuffer(uint8 *ptr) { + _TIMBuffers.currentCommandSet[READ_LE_UINT16(ptr)].dataPtr = 0; + return 1; +} + +int KyraEngine_v2::tim_o_refreshTimers(uint8 *ptr) { + for (int i = 1; i < 10; i++) { + if (_TIMBuffers.currentCommandSet[i].dataPtr) + _TIMBuffers.currentCommandSet[i].timer2 = _system->getMillis(); + } + + return 1; +} + +int KyraEngine_v2::tim_o_execSubOpcode(uint8 *ptr) { + return (this->*_timOpcodes[30 + READ_LE_UINT16(ptr)])(ptr + 2); +} + +int KyraEngine_v2::tim_o_initActiveSub(uint8 *ptr) { + _TIMBuffers.currentCommandSet[READ_LE_UINT16(ptr)].dataPtr = _TIMBuffers.currentCommandSet[READ_LE_UINT16(ptr)].AVTLSubChunk; + _TIMBuffers.currentCommandSet[READ_LE_UINT16(ptr)].timer1 = _TIMBuffers.currentCommandSet[READ_LE_UINT16(ptr)].timer2 = _system->getMillis(); + return 1; +} + +int KyraEngine_v2::tim_o_resetActiveSub(uint8 *ptr) { + _TIMBuffers.currentCommandSet[READ_LE_UINT16(ptr)].dataPtr = 0; + _TIMBuffers.currentCommandSet[READ_LE_UINT16(ptr)].timer2 = 0; + _TIMBuffers.currentCommandSet[READ_LE_UINT16(ptr)].timer1 = 0; + return 1; +} + +int KyraEngine_v2::tim_o_printTalkText(uint8 *ptr) { + _chatText = _timChatText = (const char*) _TIMBuffers.TEXTChunk + (READ_LE_UINT16(ptr) << 1); + _chatObject = _timChatObject = READ_LE_UINT16(ptr + 2); + + if (_flags.lang == Common::JA_JPN) { + for (int i = 0; i < _ingameTimJpStrSize; i += 2) { + if (!scumm_stricmp(_timChatText, _ingameTimJpStr[i])) + _chatText = _ingameTimJpStr[i + 1]; + } + } + objectChatInit(_chatText, _timChatObject); + return 0; +} + +int KyraEngine_v2::tim_o_updateSceneAnim(uint8 *ptr) { + updateSceneAnim(READ_LE_UINT16(ptr + 2), READ_LE_UINT16(ptr)); + return 0; +} + +int KyraEngine_v2::tim_o_resetChat(uint8 *ptr) { + _text->restoreScreen(); + _chatText = 0; + _chatObject = -1; + _timChatText = 0; + _timChatObject = -1; + return 0; +} + +int KyraEngine_v2::tim_o_playSoundEffect(uint8 *ptr) { + snd_playSoundEffect(READ_LE_UINT16(ptr)); + return 0; +} + +void KyraEngine_v2::tim_setupOpcodes() { + static const TimOpc Opcodes[] = { + &KyraEngine_v2::tim_o_clearCmds2, + &KyraEngine_v2::tim_o_abort, + &KyraEngine_v2::tim_o_dummy_r0, + &KyraEngine_v2::tim_o_dummy_r0, + &KyraEngine_v2::tim_o_selectcurrentCommandSet, + &KyraEngine_v2::tim_o_deleteBuffer, + &KyraEngine_v2::tim_o_dummy_r0, + &KyraEngine_v2::tim_o_dummy_r0, + &KyraEngine_v2::tim_o_dummy_r0, + &KyraEngine_v2::tim_o_dummy_r0, + &KyraEngine_v2::tim_o_dummy_r0, + &KyraEngine_v2::tim_o_dummy_r0, + &KyraEngine_v2::tim_o_dummy_r0, + &KyraEngine_v2::tim_o_dummy_r0, + &KyraEngine_v2::tim_o_dummy_r0, + &KyraEngine_v2::tim_o_dummy_r0, + &KyraEngine_v2::tim_o_dummy_r0, + &KyraEngine_v2::tim_o_dummy_r0, + &KyraEngine_v2::tim_o_dummy_r0, + &KyraEngine_v2::tim_o_dummy_r0, + &KyraEngine_v2::tim_o_dummy_r0, + &KyraEngine_v2::tim_o_dummy_r0, + &KyraEngine_v2::tim_o_dummy_r0, + &KyraEngine_v2::tim_o_refreshTimers, + &KyraEngine_v2::tim_o_dummy_r1, + &KyraEngine_v2::tim_o_execSubOpcode, + &KyraEngine_v2::tim_o_initActiveSub, + &KyraEngine_v2::tim_o_resetActiveSub, + &KyraEngine_v2::tim_o_dummy_r1, + &KyraEngine_v2::tim_o_dummy_r1, + &KyraEngine_v2::tim_o_printTalkText, + &KyraEngine_v2::tim_o_updateSceneAnim, + &KyraEngine_v2::tim_o_resetChat, + &KyraEngine_v2::tim_o_playSoundEffect, + }; + + _timOpcodes = (const TimOpc*) Opcodes; +} + +} // end of namespace Kyra + |