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engines/myst3/ambient.h

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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/>.
+ *
+ */
+
+#ifndef AMBIENT_H_
+#define AMBIENT_H_
+
+#include "common/array.h"
+
+namespace Myst3 {
+
+class Myst3Engine;
+
+class Ambient {
+public:
+	Ambient(Myst3Engine *vm);
+	virtual ~Ambient();
+
+	void playCurrentNode(uint32 volume, uint32 fadeOutDelay);
+	void loadNode(uint32 node, uint32 room, uint32 age);
+	void applySounds(uint32 fadeOutDelay);
+	void scaleVolume(uint32 volume);
+
+	void addSound(uint32 id, int32 volume, int32 heading, int32 headingAngle, int32 u1, int32 fadeOutDelay);
+
+	void setCueSheet(uint32 id, int32 volume, int32 heading, int32 headingAngle);
+	void updateCue();
+
+	uint32 _scriptAge;
+	uint32 _scriptRoom;
+
+private:
+	Myst3Engine *_vm;
+
+	struct AmbientSound {
+		uint32 id;
+		//char name[32];
+
+		int32 volume;
+		int32 volumeFlag;
+		int32 heading;
+		int32 headingAngle;
+		int32 u1;
+		int32 fadeOutDelay;
+
+		void reset() {
+			id = 0;
+			volume = 0;
+			volumeFlag = 0;
+			heading = 0;
+			headingAngle = 0;
+			u1 = 0;
+			fadeOutDelay = 0;
+		}
+	};
+
+	uint16 delayForCue(uint32 id);
+	uint32 nextCueSound(uint32 id);
+
+	Common::Array<AmbientSound> _sounds;
+
+	AmbientSound _cueSheet;
+	uint32 _cueStartTick;
+};
+
+} // End of namespace Myst3
+
+#endif // AMBIENT_H_