1 files changed, 129 insertions, 0 deletions
diff --git a/extern/audaspace/include/sequence/AnimateableProperty.h b/extern/audaspace/include/sequence/AnimateableProperty.h
new file mode 100644
index 00000000000..2c3fcf23f8b
--- /dev/null
+++ b/extern/audaspace/include/sequence/AnimateableProperty.h
@@ -0,0 +1,129 @@
+/*******************************************************************************
+ * Copyright 2009-2016 Jörg Müller
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ ******************************************************************************/
+
+#pragma once
+
+/**
+ * @file AnimateableProperty.h
+ * @ingroup sequence
+ * Defines the AnimateableProperty class as well as existing property types.
+ */
+
+#include "util/Buffer.h"
+#include "util/ILockable.h"
+
+#include <mutex>
+#include <list>
+
+AUD_NAMESPACE_BEGIN
+
+/// Possible animatable properties for Sequencer Factories and Entries.
+enum AnimateablePropertyType
+{
+	AP_VOLUME,
+	AP_PANNING,
+	AP_PITCH,
+	AP_LOCATION,
+	AP_ORIENTATION
+};
+
+/**
+ * This class saves animation data for float properties.
+ */
+class AUD_API AnimateableProperty : private Buffer
+{
+private:
+	struct Unknown {
+		int start;
+		int end;
+
+		Unknown(int start, int end) :
+			start(start), end(end) {}
+	};
+
+	/// The count of floats for a single property.
+	const int m_count;
+
+	/// Whether the property is animated or not.
+	bool m_isAnimated;
+
+	/// The mutex for locking.
+	std::recursive_mutex m_mutex;
+
+	/// The list of unknown buffer areas.
+	std::list<Unknown> m_unknown;
+
+	// delete copy constructor and operator=
+	AnimateableProperty(const AnimateableProperty&) = delete;
+	AnimateableProperty& operator=(const AnimateableProperty&) = delete;
+
+	void AUD_LOCAL updateUnknownCache(int start, int end);
+
+public:
+	/**
+	 * Creates a new animateable property.
+	 * \param count The count of floats for a single property.
+	 */
+	AnimateableProperty(int count = 1);
+
+	/**
+	 * Creates a new animateable property.
+	 * \param count The count of floats for a single property.
+	 * \param value The value that the property should get initialized with.
+	 *   All count floats will be initialized to the same value.
+	 */
+	AnimateableProperty(int count, float value);
+
+	/**
+	 * Destroys the animateable property.
+	 */
+	~AnimateableProperty();
+
+	/**
+	 * Returns the count of floats for a single property.
+	 * \return The count of floats stored per frame.
+	 */
+	int getCount() const;
+
+	/**
+	 * Writes the properties value and marks it non-animated.
+	 * \param data The new value.
+	 */
+	void write(const float* data);
+
+	/**
+	 * Writes the properties value and marks it animated.
+	 * \param data The new value.
+	 * \param position The position in the animation in frames.
+	 * \param count The count of frames to write.
+	 */
+	void write(const float* data, int position, int count);
+
+	/**
+	 * Reads the properties value.
+	 * \param position The position in the animation in frames.
+	 * \param[out] out Where to write the value to.
+	 */
+	void read(float position, float* out);
+
+	/**
+	 * Returns whether the property is animated.
+	 * \return Whether the property is animated.
+	 */
+	bool isAnimated() const;
+};
+
+AUD_NAMESPACE_END