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68 lines
1.8 KiB
C++
68 lines
1.8 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 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 3 of the License, or
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* (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, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "illusions/illusions.h"
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#include "illusions/scriptopcodes.h"
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#include "illusions/threads/scriptthread.h"
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namespace Illusions {
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// OpCall
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void OpCall::skip(uint size) {
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_code += size;
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}
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byte OpCall::readByte() {
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return *_code++;
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}
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int16 OpCall::readSint16() {
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int16 value = READ_LE_UINT16(_code);
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_code += 2;
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return value;
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}
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uint32 OpCall::readUint32() {
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uint32 value = READ_LE_UINT32(_code);
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_code += 4;
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return value;
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}
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// ScriptOpcodes
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ScriptOpcodes::ScriptOpcodes(IllusionsEngine *vm)
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: _vm(vm) {
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initOpcodes();
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}
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ScriptOpcodes::~ScriptOpcodes() {
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freeOpcodes();
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}
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void ScriptOpcodes::execOpcode(ScriptThread *scriptThread, OpCall &opCall) {
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if (!_opcodes[opCall._op])
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error("ScriptOpcodes::execOpcode() Unimplemented opcode %d", opCall._op);
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debug(2, "execOpcode([%08X] %d) %s", opCall._callerThreadId, opCall._op, _opcodeNames[opCall._op].c_str());
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(*_opcodes[opCall._op])(scriptThread, opCall);
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}
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} // End of namespace Illusions
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