AnimateableProperty.h

Go to the documentation of this file.

/*******************************************************************************
 * 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
 
#include "util/Buffer.h"
#include "util/ILockable.h"
 
#include <mutex>
#include <list>
 
AUD_NAMESPACE_BEGIN
 
enum AnimateablePropertyType
{
    AP_VOLUME,
    AP_PANNING,
    AP_PITCH,
    AP_LOCATION,
    AP_ORIENTATION
};
 
class AUD_API AnimateableProperty : private Buffer
{
private:
    struct Unknown {
        int start;
        int end;
 
        Unknown(int start, int end) :
            start(start), end(end) {}
    };
 
    const int m_count;
 
    bool m_isAnimated;
 
    std::recursive_mutex m_mutex;
 
    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:
    AnimateableProperty(int count = 1);
 
    AnimateableProperty(int count, float value);
 
    ~AnimateableProperty();
 
    int getCount() const;
 
    void write(const float* data);
 
    void write(const float* data, int position, int count);
 
    void writeConstantRange(const float* data, int position_start, int position_end);
 
    void read(float position, float* out);
 
    bool isAnimated() const;
};
 
AUD_NAMESPACE_END