diff options
Diffstat (limited to 'engines/m4/ws_sequence.cpp')
| -rw-r--r-- | engines/m4/ws_sequence.cpp | 768 |
1 files changed, 0 insertions, 768 deletions
diff --git a/engines/m4/ws_sequence.cpp b/engines/m4/ws_sequence.cpp deleted file mode 100644 index 01776ef6ec..0000000000 --- a/engines/m4/ws_sequence.cpp +++ /dev/null @@ -1,768 +0,0 @@ -/* 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. - * - */ - -#include "m4/woodscript.h" - -namespace M4 { - -static const long sinCosTable[320] = { - 0, 1608, 3215, 4821, 6423, 8022, 9616, 11204, - 12785, 14359, 15923, 17479, 19024, 20557, 22078, 23586, - 25079, 26557, 28020, 29465, 30893, 32302, 33692, 35061, - 36409, 37736, 39039, 40319, 41575, 42806, 44011, 45189, - 46340, 47464, 48558, 49624, 50660, 51665, 52639, 53581, - 54491, 55368, 56212, 57022, 57797, 58538, 59243, 59913, - 60547, 61144, 61705, 62228, 62714, 63162, 63571, 63943, - 64276, 64571, 64826, 65043, 65220, 65358, 65457, 65516, - 65536, 65516, 65457, 65358, 65220, 65043, 64826, 64571, - 64276, 63943, 63571, 63162, 62714, 62228, 61705, 61144, - 60547, 59913, 59243, 58538, 57797, 57022, 56212, 55368, - 54491, 53581, 52639, 51665, 50660, 49624, 48558, 47464, - 46340, 45189, 44011, 42806, 41575, 40319, 39039, 37736, - 36409, 35061, 33692, 32302, 30893, 29465, 28020, 26557, - 25079, 23586, 22078, 20557, 19024, 17479, 15923, 14359, - 12785, 11204, 9616, 8022, 6423, 4821, 3215, 1608, - 0, -1608, -3215, -4821, -6423, -8022, -9616, -11204, - -12785, -14359, -15923, -17479, -19024, -20557, -22078, -23586, - -25079, -26557, -28020, -29465, -30893, -32302, -33692, -35061, - -36409, -37736, -39039, -40319, -41575, -42806, -44011, -45189, - -46340, -47464, -48558, -49624, -50660, -51665, -52639, -53581, - -54491, -55368, -56212, -57022, -57797, -58538, -59243, -59913, - -60547, -61144, -61705, -62228, -62714, -63162, -63571, -63943, - -64276, -64571, -64826, -65043, -65220, -65358, -65457, -65516, - -65536, -65516, -65457, -65358, -65220, -65043, -64826, -64571, - -64276, -63943, -63571, -63162, -62714, -62228, -61705, -61144, - -60547, -59913, -59243, -58538, -57797, -57022, -56212, -55368, - -54491, -53581, -52639, -51665, -50660, -49624, -48558, -47464, - -46340, -45189, -44011, -42806, -41575, -40319, -39039, -37736, - -36409, -35061, -33692, -32302, -30893, -29465, -28020, -26557, - -25079, -23586, -22078, -20557, -19024, -17479, -15923, -14359, - -12785, -11204, -9616, -8022, -6423, -4821, -3215, -1608, - 0, 1608, 3215, 4821, 6423, 8022, 9616, 11204, - 12785, 14359, 15923, 17479, 19024, 20557, 22078, 23586, - 25079, 26557, 28020, 29465, 30893, 32302, 33692, 35061, - 36409, 37736, 39039, 40319, 41575, 42806, 44011, 45189, - 46340, 47464, 48558, 49624, 50660, 51665, 52639, 53581, - 54491, 55368, 56212, 57022, 57797, 58538, 59243, 59913, - 60547, 61144, 61705, 62228, 62714, 63162, 63571, 63943, - 64276, 64571, 64826, 65043, 65220, 65358, 65457, 65516 -}; - -const long *sinTable = &(sinCosTable[0]); -const long *cosTable = &(sinCosTable[64]); - -// FIXME: Tables - -const int sequenceVariableCount = 33; - -enum SequenceVariables { - kSeqVarTimer = 0, - kSeqVarTag = 1, - kSeqVarLayer = 2, - kSeqVarWidth = 3, - kSeqVarHeight = 4, - kSeqVarX = 5, - kSeqVarY = 6, - kSeqVarScale = 7, - kSeqVarR = 8, - kSeqVarSpriteHash = 9, - kSeqVarSpriteFrameNumber = 10, - kSeqVarSpriteFrameCount = 11, - kSeqVarSpriteFrameRate = 12, - kSeqVarSpriteFramePixelSpeed = 13, - kSeqVarTargetS = 14, - kSeqVarTargetR = 15, - kSeqVarTargetX = 16, - kSeqVarTargetY = 17, - kSeqVarDeltaS = 18, - kSeqVarDeltaR = 19, - kSeqVarDeltaX = 20, - kSeqVarDeltaY = 21, - kSeqVarVelocity = 22, - kSeqVarTheta = 23, - kSeqVarTemp1 = 24, - kSeqVarTemp2 = 25, - kSeqVarTemp3 = 26, - kSeqVarTemp4 = 27, - kSeqVarTemp5 = 28, - kSeqVarTemp6 = 29, - kSeqVarTemp7 = 30, - kSeqVarTemp8 = 31, - kSeqVarMachineID = 32 -}; - -bool (Sequence::*sequenceCommandsTable[])(Instruction &instruction) = { - &Sequence::s1_end, - &Sequence::s1_clearVars, - &Sequence::s1_set, - &Sequence::s1_compare, - &Sequence::s1_add, - &Sequence::s1_sub, - &Sequence::s1_mul, - &Sequence::s1_div, - &Sequence::s1_and, - &Sequence::s1_or, - &Sequence::s1_not, - &Sequence::s1_sin, - &Sequence::s1_cos, - &Sequence::s1_abs, - &Sequence::s1_min, - &Sequence::s1_max, - &Sequence::s1_mod, - &Sequence::s1_floor, - &Sequence::s1_round, - &Sequence::s1_ceil, - &Sequence::s1_point, - &Sequence::s1_dist2d, - &Sequence::s1_crunch, - &Sequence::s1_branch, - &Sequence::s1_setFrame, - &Sequence::s1_sendMessage, - &Sequence::s1_push, - &Sequence::s1_pop, - &Sequence::s1_jumpSub, - &Sequence::s1_return, - &Sequence::s1_getFrameCount, - &Sequence::s1_getFrameRate, - &Sequence::s1_getCelsPixSpeed, - &Sequence::s1_setIndex, - &Sequence::s1_setLayer, - &Sequence::s1_setDepth, - &Sequence::s1_setData, - &Sequence::s1_openStream, - &Sequence::s1_streamNextFrame, - &Sequence::s1_closeStream -}; - -Sequence::Sequence(WoodScript *ws, Machine *machine, int32 sequenceHash) { - - _ws = ws; - - SequenceAsset *sequenceAsset = _ws->assets()->getSequence(sequenceHash); - - // initialize the sequence's bytecode - byte *code; - uint32 codeSize; - sequenceAsset->getCode(code, codeSize); - _code = new Bytecode(_ws, code, codeSize, this); - - _active = true; - _sequenceHash = sequenceHash; - _machine = machine; - _parentSequence = _machine->parentSequence(); - _dataRow = _machine->dataRow(); - _startTime = 0; - _switchTime = 0; - //TODO _flags = 0; - _localVarCount = sequenceAsset->localVarCount(); - _vars = new long[sequenceVariableCount + _localVarCount]; - _returnStackIndex = 0; - _layer = 0; - _terminated = false; - - clearVars(); - _vars[kSeqVarMachineID] = _machine->getId(); - -} - -Sequence::~Sequence() { - delete _code; -} - -void Sequence::pause() { - _active = false; -} - -void Sequence::resume() { - _active = true; -} - -void Sequence::issueEndOfSequenceRequest(int32 codeOffset, int32 count) { - - //debugCN(kDebugScript, "Sequence::issueEndOfSequenceRequest(%04X, %04X)\n", codeOffset, count); - //g_system->delayMillis(5000); - - _endOfSequenceRequest.codeOffset = codeOffset; - _endOfSequenceRequest.count = count; -} - -void Sequence::cancelEndOfSequenceRequest() { - _endOfSequenceRequest.codeOffset = -1; -} - -bool Sequence::runProgram() { - - bool done = true; - - //debugCN(kDebugScript, "_ws->getGlobal(kGlobTime) = %ld, _switchTime = %d\n", _ws->getGlobal(kGlobTime), _switchTime); - - if (_switchTime >= 0 && _ws->getGlobal(kGlobTime) >= _switchTime) - done = false; - - _vars[kSeqVarTimer] -= _ws->getGlobal(kGlobTimeDelta) << 16; - - while (!done) { - Instruction instruction; - _code->loadInstruction(instruction); - if (sequenceCommandsTable[instruction.instr] != 0) - done = !(this->*sequenceCommandsTable[instruction.instr])(instruction); - else { - //g_system->delayMillis(1000); - } - } - - return _terminated; -} - -void Sequence::clearVars() { - for (int i = 0; i < sequenceVariableCount + _localVarCount; i++) - _vars[i] = 0; - // set default scaling to 100% - _vars[kSeqVarScale] = 0x10000; -} - -bool Sequence::changeProgram(int32 sequenceHash) { - - SequenceAsset *sequenceAsset = _ws->assets()->getSequence(sequenceHash); - - if (sequenceAsset->localVarCount() > _localVarCount) { - //debugCN(kDebugScript, "Sequence::changeProgram(%d) sequenceAsset->localVarCount() > _localVarCount\n", sequenceHash); - return false; - } - - // Initialize the sequence's bytecode - byte *code; - uint32 codeSize; - sequenceAsset->getCode(code, codeSize); - _code->setCode(code, codeSize); - - // Reset status variables - _switchTime = 0; - _active = true; - _terminated = false; - _endOfSequenceRequest.codeOffset = -1; - - _sequenceHash = sequenceHash; - _returnStackIndex = 0; - - return true; - -} - -long *Sequence::getVarPtr(int index) { - return &_vars[index]; -} - -long *Sequence::getParentVarPtr(int index) { - return _parentSequence->getVarPtr(index); -} - -long *Sequence::getDataPtr(int index) { - return &_dataRow[index]; -} - -void Sequence::draw(M4Surface *surface, const Common::Rect &clipRect, Common::Rect &updateRect) { - - SpriteInfo info; - - info.sprite = _curFrame; - info.hotX = _curFrame->xOffset; - info.hotY = _curFrame->yOffset; - info.encoding = _curFrame->encoding; - info.inverseColorTable = _m4Vm->scene()->getInverseColorTable(); - info.palette = _ws->getMainPalette(); - info.width = _curFrame->width(); - info.height = _curFrame->height(); - int32 scaler = FixedMul(_vars[kSeqVarScale], 100 << 16) >> 16; - info.scaleX = _vars[kSeqVarWidth] < 0 ? -scaler : scaler; - info.scaleY = scaler; - surface->drawSprite(_vars[kSeqVarX] >> 16, _vars[kSeqVarY] >> 16, info, clipRect); - -} - -bool Sequence::s1_end(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_end()\n"); - - _terminated = true; - return false; -} - -bool Sequence::s1_clearVars(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_clearVars()\n"); - - clearVars(); - _vars[kSeqVarMachineID] = _machine->getId(); - return true; -} - -bool Sequence::s1_set(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_set()\n"); - - *instruction.argp[0] = instruction.getValue(); - return true; -} - -bool Sequence::s1_compare(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_compare()\n"); - - long value = instruction.getValue(); - if (instruction.argv[0] < value) - _cmpFlags = -1; - else if (instruction.argv[0] > value) - _cmpFlags = 1; - else - _cmpFlags = 0; - return true; -} - -bool Sequence::s1_add(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_add()\n"); - - *instruction.argp[0] += instruction.getValue(); - return true; -} - -bool Sequence::s1_sub(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_sub()\n"); - - *instruction.argp[0] -= instruction.getValue(); - return true; -} - -bool Sequence::s1_mul(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_mul()\n"); - - *instruction.argp[0] = FixedMul(instruction.argv[0], instruction.getValue()); - return true; -} - -bool Sequence::s1_div(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_div()\n"); - - // TODO: Catch divisor = 0 in FixedDiv - *instruction.argp[0] = FixedDiv(instruction.argv[0], instruction.getValue()); - return true; -} - -bool Sequence::s1_and(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_and()\n"); - - *instruction.argp[0] = instruction.argv[0] & instruction.getValue(); - if (*instruction.argp[0]) - _cmpFlags = 0; - else - _cmpFlags = 1; - return true; -} - -bool Sequence::s1_or(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_or()\n"); - - *instruction.argp[0] = instruction.argv[0] | instruction.getValue(); - if (*instruction.argp[0]) - _cmpFlags = 0; - else - _cmpFlags = 1; - return true; -} - -bool Sequence::s1_not(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_not()\n"); - - if (instruction.argv[0] == 0) { - *instruction.argp[0] = 0x10000; - _cmpFlags = 1; - } else { - *instruction.argp[0] = 0; - _cmpFlags = 0; - } - return true; -} - -bool Sequence::s1_sin(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_sin()\n"); - - int32 tempAngle = *instruction.argp[1] >> 16; - if (tempAngle < 0) - tempAngle = 0x0100 - ((-tempAngle) & 0xff); - else - tempAngle &= 0xff; - - // FIXME: Why use the cosTable in s1_sin() ? - // Note that sin(0) 0 and sinTable[0] = 0 but cos(0)=1, and indeed - // cosTable[0] = 65536, which is 1 considered as a fixed point. - *instruction.argp[0] = -cosTable[tempAngle]; - - return true; -} - -bool Sequence::s1_cos(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_cos()\n"); - - int32 tempAngle = *instruction.argp[1] >> 16; - if (tempAngle < 0) - tempAngle = 0x0100 - ((-tempAngle) & 0xff); - else - tempAngle &= 0xff; - - // FIXME: Why use the sinTable in s1_cos() ? - // Note that sin(0) 0 and sinTable[0] = 0 but cos(0)=1, and indeed - // cosTable[0] = 65536, which is 1 considered as a fixed point. - *instruction.argp[0] = sinTable[tempAngle]; - - return true; -} - -bool Sequence::s1_abs(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_abs()\n"); - - *instruction.argp[0] = ABS(instruction.argv[1]); - return true; -} - -bool Sequence::s1_min(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_min()\n"); - - *instruction.argp[0] = MIN(instruction.argv[1], instruction.argv[2]); - return true; -} - -bool Sequence::s1_max(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_max()\n"); - - *instruction.argp[0] = MAX(instruction.argv[1], instruction.argv[2]); - return true; -} - -bool Sequence::s1_mod(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_mod()\n"); - - *instruction.argp[0] = instruction.argv[0] % instruction.getValue(); - return true; -} - -bool Sequence::s1_floor(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_floor()\n"); - - *instruction.argp[0] = instruction.getValue() & 0xffff0000; - return true; -} - -bool Sequence::s1_round(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_round()\n"); - - if ((*instruction.argp[1] & 0xffff) >= 0x8000) - *instruction.argp[0] = (*instruction.argp[1] + 0x10000) & 0xffff0000; - else - *instruction.argp[0] = *instruction.argp[1] & 0xffff0000; - return true; -} - -bool Sequence::s1_ceil(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_ceil()\n"); - - if ((*instruction.argp[1] & 0xffff) >= 0) - *instruction.argp[0] = (*instruction.argp[1] + 0x10000) & 0xffff0000; - else - *instruction.argp[0] = *instruction.argp[1] & 0xffff0000; - return true; -} - -bool Sequence::s1_point(Instruction &instruction) { - debugCN(kDebugScript, "Sequence::s1_point()\n"); - // TODO - return true; -} - -bool Sequence::s1_dist2d(Instruction &instruction) { - debugCN(kDebugScript, "Sequence::s1_dist2d()\n"); - // TODO - return true; -} - -bool Sequence::s1_crunch(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_crunch()\n"); - - long deltaTime; - - if (instruction.argc == 2) { - deltaTime = _vm->imath_ranged_rand16(instruction.argv[0], instruction.argv[1]); - } else if (instruction.argc == 1) { - deltaTime = instruction.argv[0]; - } else { - deltaTime = 0; - } - - _startTime = _ws->getGlobal(kGlobTime); - - //debugCN(kDebugScript, "deltaTime = %ld\n", deltaTime >> 16); - //g_system->delayMillis(5000); - - if (deltaTime >= 0) { - _switchTime = _ws->getGlobal(kGlobTime) + (deltaTime >> 16); - //debugCN(kDebugScript, "_ws->getGlobal(kGlobTime) = %ld\n", _ws->getGlobal(kGlobTime)); - //g_system->delayMillis(5000); - } else { - _switchTime = -1; - } - - // TODO: Update if walking etc. - - return false; -} - -bool Sequence::s1_branch(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_branch()\n"); - - uint32 ofs = instruction.argv[1] >> 16; - switch (instruction.argv[0] >> 16) { - case 0: // jmp - _code->jumpRelative(ofs); - break; - case 1: // < - if (_cmpFlags < 0) - _code->jumpRelative(ofs); - break; - case 2: // <= - if (_cmpFlags <= 0) - _code->jumpRelative(ofs); - break; - case 3: // == - if (_cmpFlags == 0) - _code->jumpRelative(ofs); - break; - case 4: // != - if (_cmpFlags != 0) - _code->jumpRelative(ofs); - break; - case 5: // >= - if (_cmpFlags >= 0) - _code->jumpRelative(ofs); - break; - case 6: // > - if (_cmpFlags > 0) - _code->jumpRelative(ofs); - break; - } - - return true; -} - -bool Sequence::s1_setFrame(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_setFrame()\n"); - - int32 frameIndex; - if (instruction.argc == 3) { - frameIndex = _vm->imath_ranged_rand(instruction.argv[1] >> 16, instruction.argv[2] >> 16); - } else if (instruction.argc == 2) { - frameIndex = instruction.argv[1] >> 16; - } else { - frameIndex = (instruction.argv[0] & 0xFF0000) >> 16; - } - - //debugCN(kDebugScript, "Sequence::s1_setFrame() spriteHash = %d\n", (uint32)instruction.argv[0] >> 24); - //debugCN(kDebugScript, "Sequence::s1_setFrame() frameIndex = %d\n", frameIndex); - - SpriteAsset *spriteAsset = _ws->assets()->getSprite((uint32)instruction.argv[0] >> 24); - _curFrame = spriteAsset->getFrame(frameIndex); - - return true; -} - -bool Sequence::s1_sendMessage(Instruction &instruction) { - debugCN(kDebugScript, "Sequence::s1_sendMessage()\n"); - // TODO - return true; -} - -bool Sequence::s1_push(Instruction &instruction) { - debugCN(kDebugScript, "Sequence::s1_push()\n"); - // TODO - return true; -} - -bool Sequence::s1_pop(Instruction &instruction) { - debugCN(kDebugScript, "Sequence::s1_pop()\n"); - // TODO - return true; -} - -bool Sequence::s1_jumpSub(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_jumpSub()\n"); - - _returnHashes[_returnStackIndex] = _sequenceHash; - _returnOffsets[_returnStackIndex] = _code->pos(); - _returnStackIndex++; - - _sequenceHash = instruction.argv[0] >> 16; - - SequenceAsset *sequenceAsset = _ws->assets()->getSequence(_sequenceHash); - - // initialize the sequence's bytecode - byte *code; - uint32 codeSize; - sequenceAsset->getCode(code, codeSize); - _code->setCode(code, codeSize); - - return true; -} - -bool Sequence::s1_return(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_return()\n"); - - if (_returnStackIndex <= 0) - return s1_end(instruction); - - _returnStackIndex--; - - _sequenceHash = _returnHashes[_returnStackIndex]; - uint32 ofs = _returnOffsets[_returnStackIndex]; - - SequenceAsset *sequenceAsset = _ws->assets()->getSequence(_sequenceHash); - - // initialize the sequence's bytecode - byte *code; - uint32 codeSize; - sequenceAsset->getCode(code, codeSize); - _code->setCode(code, codeSize); - _code->jumpAbsolute(ofs); - - - return true; -} - -bool Sequence::s1_getFrameCount(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_getFrameCount()\n"); - - SpriteAsset *spriteAsset = _ws->assets()->getSprite(instruction.argv[1] >> 24); - *instruction.argp[0] = spriteAsset->getCount() << 16; - return true; -} - -bool Sequence::s1_getFrameRate(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_getFrameRate()\n"); - - SpriteAsset *spriteAsset = _ws->assets()->getSprite(instruction.argv[1] >> 24); - *instruction.argp[0] = spriteAsset->getFrameRate(); - return true; -} - -bool Sequence::s1_getCelsPixSpeed(Instruction &instruction) { - debugCN(kDebugScript, "Sequence::s1_getCelsPixSpeed()\n"); - // TODO - return true; -} - -bool Sequence::s1_setIndex(Instruction &instruction) { - debugCN(kDebugScript, "Sequence::s1_setIndex()\n"); - // TODO - return true; -} - -bool Sequence::s1_setLayer(Instruction &instruction) { - debugCN(kDebugScript, "Sequence::s1_setLayer()\n"); - //TODO - return true; -} - -bool Sequence::s1_setDepth(Instruction &instruction) { - debugCN(kDebugScript, "Sequence::s1_setDepth()\n"); - //TODO - return true; -} - -bool Sequence::s1_setData(Instruction &instruction) { - debugCN(kDebugScript, "Sequence::s1_setData()\n"); - //TODO - return true; -} - -bool Sequence::s1_openStream(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_openStream()\n"); - - _stream = _vm->res()->openFile(_machine->name().c_str()); - streamOpen(); - return true; -} - -bool Sequence::s1_streamNextFrame(Instruction &instruction) { - //debugCN(kDebugScript, "Sequence::s1_streamNextFrame()\n"); - - streamNextFrame(); - return true; -} - -bool Sequence::s1_closeStream(Instruction &instruction) { - debugCN(kDebugScript, "Sequence::s1_closeStream()\n"); - //TODO - return true; -} - -bool Sequence::streamOpen() { - - _streamSpriteAsset = new SpriteAsset(_vm, _stream, _stream->size(), "stream", true); - - _vars[kSeqVarSpriteFrameNumber] = -0x10000; - _vars[kSeqVarSpriteFrameCount] = _streamSpriteAsset->getCount() << 16; - _vars[kSeqVarSpriteFrameRate] = _streamSpriteAsset->getFrameRate() << 16; - - //debugCN(kDebugScript, "Sequence::streamOpen() frames = %d; max = %d x %d\n", _streamSpriteAsset->getCount(), _streamSpriteAsset->getMaxFrameWidth(), _streamSpriteAsset->getMaxFrameHeight()); - - _curFrame = new M4Sprite(_vm, _streamSpriteAsset->getMaxFrameWidth(), _streamSpriteAsset->getMaxFrameHeight()); - streamNextFrame(); - - // TODO: Just a hack to see the series with the correct palette. - _vm->_palette->setPalette(_streamSpriteAsset->getPalette(), 0, 256); - - return true; -} - -bool Sequence::streamNextFrame() { - - _vars[kSeqVarSpriteFrameNumber] += 0x10000; - - int32 frameNum = _vars[kSeqVarSpriteFrameNumber] >> 16; - if (frameNum >= _streamSpriteAsset->getCount()) { - // End reached - return false; - } - - _streamSpriteAsset->loadStreamingFrame(_curFrame, frameNum, _vars[kSeqVarX], _vars[kSeqVarY]); - - _vars[kSeqVarWidth] = _curFrame->width() << 16; - _vars[kSeqVarHeight] = _curFrame->height() << 16; - - return true; -} - -void Sequence::streamClose() { - _stream = NULL; - _vm->res()->toss(_machine->name().c_str()); - //_vm->res()->purge(); - delete _streamSpriteAsset; - delete _curFrame; - _stream = NULL; - _streamSpriteAsset = NULL; - _curFrame = NULL; -} - -} |