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CHAMBER: Add the engine skeleton

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This commit is contained in:
Eugene Sandulenko 2021-09-13 00:35:17 +02:00
parent 9d434a34fb
commit 0ac7c43573
7 changed files with 291 additions and 0 deletions
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101
engines/chamber/chamber.cpp Normal file
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/* 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 "common/scummsys.h"
#include "common/config-manager.h"
#include "common/debug.h"
#include "common/error.h"
#include "common/events.h"
#include "common/file.h"
#include "common/fs.h"
#include "common/system.h"
#include "engines/util.h"
#include "chamber/chamber.h"
namespace Chamber {
ChamberEngine::ChamberEngine(OSystem *syst)
: Engine(syst) {
const Common::FSNode gameDataDir(ConfMan.get("path"));
// Don't forget to register your random source
_rnd = new Common::RandomSource("chamber");
debug("ChamberEngine::ChamberEngine");
}
ChamberEngine::~ChamberEngine() {
debug("ChamberEngine::~ChamberEngine");
// Dispose your resources here
delete _rnd;
}
Common::Error ChamberEngine::run() {
// Initialize graphics using following:
initGraphics(320, 200);
// Additional setup.
debug("ChamberEngine::init");
// Your main even loop should be (invoked from) here.
debug("ChamberEngine::go: Hello, World!");
// Simple main event loop
Common::Event evt;
while (!shouldQuit()) {
g_system->getEventManager()->pollEvent(evt);
g_system->delayMillis(10);
}
return Common::kNoError;
}
bool ChamberEngine::hasFeature(EngineFeature f) const {
return
(f == kSupportsReturnToLauncher) ||
(f == kSupportsLoadingDuringRuntime) ||
(f == kSupportsSavingDuringRuntime);
}
Common::Error ChamberEngine::loadGameStream(Common::SeekableReadStream *stream) {
Common::Serializer s(stream, nullptr);
syncGameStream(s);
return Common::kNoError;
}
Common::Error ChamberEngine::saveGameStream(Common::WriteStream *stream, bool isAutosave) {
Common::Serializer s(nullptr, stream);
syncGameStream(s);
return Common::kNoError;
}
void ChamberEngine::syncGameStream(Common::Serializer &s) {
// Use methods of Serializer to save/load fields
int dummy = 0;
s.syncAsUint16LE(dummy);
}
} // End of namespace Chamber

54
engines/chamber/chamber.h Normal file
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/* 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.
*
*/
#ifndef CHAMBER_H
#define CHAMBER_H
#include "common/random.h"
#include "common/serializer.h"
#include "engines/engine.h"
#include "gui/debugger.h"
namespace Chamber {
class Console;
class ChamberEngine : public Engine {
private:
// We need random numbers
Common::RandomSource *_rnd;
public:
ChamberEngine(OSystem *syst);
~ChamberEngine();
Common::Error run() override;
bool hasFeature(EngineFeature f) const override;
bool canLoadGameStateCurrently() override { return true; }
bool canSaveGameStateCurrently() override { return true; }
Common::Error loadGameStream(Common::SeekableReadStream *stream) override;
Common::Error saveGameStream(Common::WriteStream *stream, bool isAutosave = false) override;
void syncGameStream(Common::Serializer &s);
};
} // End of namespace Chamber
#endif

3
engines/chamber/configure.engine Normal file
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# This file is included from the main "configure" script
# add_engine [name] [desc] [build-by-default] [subengines] [base games] [deps]
add_engine chamber "Chamber" no

4
engines/chamber/credits.pl Normal file
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begin_section("Chamber");
add_person("Retro-Junk;", "bambarbee", "");
add_person("Eugene Sandulenko", "sev", "");
end_section();

66
engines/chamber/detection.cpp Normal file
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/* 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 "base/plugins.h"
#include "engines/advancedDetector.h"
namespace Chamber {
static const PlainGameDescriptor ChamberGames[] = {
{"chamber", "Chamber of the Sci-Mutant Priestess"},
{ 0, 0 }
};
static const ADGameDescription gameDescriptions[] = {
{
"chamber",
"",
AD_ENTRY1s("desce.bin", "d6b2b07bbb6b6d5a292c17536ad7dd44", 10419),
Common::EN_ANY,
Common::kPlatformDOS,
ADGF_UNSTABLE,
GUIO0()
},
AD_TABLE_END_MARKER
};
} // End of namespace Chamber
class ChamberMetaEngineDetection : public AdvancedMetaEngineDetection {
public:
ChamberMetaEngineDetection() : AdvancedMetaEngineDetection(Chamber::gameDescriptions, sizeof(ADGameDescription), Chamber::ChamberGames) {
}
const char *getName() const override {
return "chamber";
}
const char *getEngineName() const override {
return "chamber";
}
const char *getOriginalCopyright() const override {
return "Chamber (C) 1989 ERE Informatique";
}
};
REGISTER_PLUGIN_STATIC(CHAMBER_DETECTION, PLUGIN_TYPE_ENGINE_DETECTION, ChamberMetaEngineDetection);

44
engines/chamber/metaengine.cpp Normal file
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/* 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 "chamber/chamber.h"
#include "engines/advancedDetector.h"
class ChamberMetaEngine : public AdvancedMetaEngine {
public:
const char *getName() const override {
return "chamber";
}
Common::Error createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const override;
};
Common::Error ChamberMetaEngine::createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const {
*engine = new Chamber::ChamberEngine(syst);
return Common::kNoError;
}
#if PLUGIN_ENABLED_DYNAMIC(CHAMBER)
REGISTER_PLUGIN_DYNAMIC(CHAMBER, PLUGIN_TYPE_ENGINE, ChamberMetaEngine);
#else
REGISTER_PLUGIN_STATIC(CHAMBER, PLUGIN_TYPE_ENGINE, ChamberMetaEngine);
#endif

19
engines/chamber/module.mk Normal file
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MODULE := engines/chamber
MODULE_OBJS := \
metaengine.o \
chamber.o
MODULE_DIRS += \
engines/chamber
# This module can be built as a plugin
ifeq ($(ENABLE_CHAMBER), DYNAMIC_PLUGIN)
PLUGIN := 1
endif
# Include common rules
include $(srcdir)/rules.mk
# Detection objects
DETECT_OBJS += $(MODULE)/detection.o