Olivier Smeesters / SoundWaveGenerator

Classes to produce a computed sound wave on the analog output.

Dependents:   SoundWaveGeneratorTest SoundWaveGeneratorTest

snd_wave_generator/BufferedWave.h@1:6864fd480178, 2011-02-08 (annotated)

Committer:
osmeest
Date:
Tue Feb 08 21:39:55 2011 +0000
Revision:
1:6864fd480178
Parent:
0:ed89ef772e92 
Fix the Sine & Triangle wave computations which were very bad !

Who changed what in which revision?

UserRevisionLine numberNew contents of line
osmeest 0:ed89ef772e92 1 #ifndef BUFFERED_WAVE_H_
osmeest 0:ed89ef772e92 2 #define BUFFERED_WAVE_H_
osmeest 0:ed89ef772e92 3
osmeest 0:ed89ef772e92 4 #include "snd_wave_generator/Wave.h"
osmeest 0:ed89ef772e92 5 #include "snd_wave_generator/WaveBuffer.h"
osmeest 0:ed89ef772e92 6
osmeest 0:ed89ef772e92 7 namespace snd_wave_generator {
osmeest 0:ed89ef772e92 8
osmeest 0:ed89ef772e92 9 /**
osmeest 0:ed89ef772e92 10 * @brief A base class for Waves which pre-computes their values in a buffer during preparation and play from that buffer.
osmeest 0:ed89ef772e92 11 */
osmeest 0:ed89ef772e92 12 class BufferedWave : public Wave {
osmeest 0:ed89ef772e92 13 public:
osmeest 0:ed89ef772e92 14 BufferedWave() : buffer() { }
osmeest 0:ed89ef772e92 15 virtual float read(std::size_t pos) const { return this->buffer.read(pos); }
osmeest 0:ed89ef772e92 16
osmeest 0:ed89ef772e92 17 protected:
osmeest 0:ed89ef772e92 18 WaveBuffer buffer;
osmeest 0:ed89ef772e92 19 };
osmeest 0:ed89ef772e92 20
osmeest 0:ed89ef772e92 21 } // snd_wave_generator
osmeest 0:ed89ef772e92 22
osmeest 0:ed89ef772e92 23 #endif // BUFFERED_WAVE_H_