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engines/wintermute/base/gfx/3deffect.cpp

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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 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/>.
+ *
+ */
+
+/*
+ * This file is based on WME.
+ * http://dead-code.org/redir.php?target=wme
+ * Copyright (c) 2003-2013 Jan Nedoma and contributors
+ */
+
+#include "common/crc.h"
+
+#include "engines/wintermute/base/base_named_object.h"
+#include "engines/wintermute/base/base_file_manager.h"
+#include "engines/wintermute/base/gfx/3deffect.h"
+#include "engines/wintermute/utils/utils.h"
+#include "engines/wintermute/dcgf.h"
+
+namespace Wintermute {
+
+//////////////////////////////////////////////////////////////////////////
+Effect3D::Effect3D(BaseGame *inGame) : BaseClass(inGame) {
+	_filename = nullptr;
+	_effectHash = 0xFFFFFFFF;
+}
+
+//////////////////////////////////////////////////////////////////////////
+Effect3D::~Effect3D() {
+	SAFE_DELETE_ARRAY(_filename);
+	_effectHash = 0xFFFFFFFF;
+}
+
+//////////////////////////////////////////////////////////////////////////
+bool Effect3D::invalidateDeviceObjects() {
+	return true;
+}
+
+//////////////////////////////////////////////////////////////////////////
+bool Effect3D::restoreDeviceObjects() {
+	return true;
+}
+
+//////////////////////////////////////////////////////////////////////////
+bool Effect3D::createFromFile(const char *filename) {
+	uint32 size;
+	byte *buffer = BaseFileManager::getEngineInstance()->readWholeFile(filename, &size);
+	if (!buffer) {
+		return false;
+	}
+
+	BaseUtils::setString(&_filename, filename);
+
+	Common::CRC32 crc;
+	_effectHash = crc.crcFast(buffer, size);
+
+	delete[] buffer;
+
+	return true;
+}
+
+} // namespace Wintermute