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engines/freescape/sound.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 FREESCAPE_SOUND_H
+#define FREESCAPE_SOUND_H
+
+#include "audio/softsynth/pcspk.h"
+#include "common/array.h"
+
+namespace Freescape {
+
+struct soundFx {
+	int size;
+	float sampleRate;
+	int repetitions;
+	byte *data;
+};
+
+struct soundUnitZX {
+	bool isRaw;
+	uint16 freqTimesSeconds;
+	uint16 tStates;
+	float rawFreq;
+	uint32 rawLengthus;
+	float multiplier;
+};
+
+struct soundSpeakerFx {
+	uint16 frequencyStart;
+	uint8 frequencyDuration;
+	uint8 frequencyStepsNumber;
+	uint16 frequencyStep;
+	uint8 repetitions;
+	Common::Array<struct soundSpeakerFx *>additionalSteps;
+};
+
+// TODO: Migrate to Audio::PCSpeaker
+class SizedPCSpeaker : public Audio::PCSpeakerStream {
+public:
+	bool endOfStream() const override { return !isPlaying(); }
+};
+
+} // End of namespace Freescape
+
+#endif // FREESCAPE_SOUND_H