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Diffstat (limited to 'extern/audaspace/include/fx/FaderReader.h')
-rw-r--r-- | extern/audaspace/include/fx/FaderReader.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/extern/audaspace/include/fx/FaderReader.h b/extern/audaspace/include/fx/FaderReader.h new file mode 100644 index 00000000000..99ea3d28938 --- /dev/null +++ b/extern/audaspace/include/fx/FaderReader.h @@ -0,0 +1,77 @@ +/******************************************************************************* + * 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 FaderReader.h + * @ingroup fx + * Defines the FaderReader class as well as the two fading types. + */ + +#include "fx/EffectReader.h" + +AUD_NAMESPACE_BEGIN + +/// Fading types. +enum FadeType +{ + FADE_IN, + FADE_OUT +}; + +/** + * This class fades another reader. + * If the fading type is FADE_IN, everything before the fading start will be + * silenced, for FADE_OUT that's true for everything after fading ends. + */ +class AUD_API FaderReader : public EffectReader +{ +private: + /** + * The fading type. + */ + const FadeType m_type; + + /** + * The fading start. + */ + const float m_start; + + /** + * The fading length. + */ + const float m_length; + + // delete copy constructor and operator= + FaderReader(const FaderReader&) = delete; + FaderReader& operator=(const FaderReader&) = delete; + +public: + /** + * Creates a new fader reader. + * \param reader The reader that this effect is applied on. + * \param type The fading type. + * \param start The time where fading should start in seconds. + * \param length How long fading should last in seconds. + */ + FaderReader(std::shared_ptr<IReader> reader, FadeType type, + float start,float length); + + virtual void read(int& length, bool& eos, sample_t* buffer); +}; + +AUD_NAMESPACE_END |