65 lines
1.2 KiB
C++
65 lines
1.2 KiB
C++
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/*
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* Waveform.hpp
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*
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* Created on: Jun 25, 2008
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* Author: pete
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*/
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#ifndef WAVEFORM_HPP_
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#define WAVEFORM_HPP_
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#include "Renderable.hpp"
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#include <vector>
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class ColoredPoint
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{
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public:
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float x;
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float y;
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float r;
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float g;
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float b;
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float a;
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ColoredPoint():x(0.5),y(0.5),r(1),g(1),b(1),a(1){};
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};
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class WaveformContext
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{
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public:
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float sample;
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int samples;
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int sample_int;
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float left;
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float right;
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BeatDetect *music;
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WaveformContext(int samples, BeatDetect *music):samples(samples),music(music){};
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};
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class Waveform : public RenderItem
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{
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public:
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int samples; /* number of samples associated with this wave form. Usually powers of 2 */
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bool spectrum; /* spectrum data or pcm data */
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bool dots; /* draw wave as dots or lines */
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bool thick; /* draw thicker lines */
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bool additive; /* add color values together */
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float scaling; /* scale factor of waveform */
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float smoothing; /* smooth factor of waveform */
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int sep; /* no idea what this is yet... */
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Waveform(int samples);
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void Draw(RenderContext &context);
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private:
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virtual ColoredPoint PerPoint(ColoredPoint p, const WaveformContext context)=0;
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std::vector<ColoredPoint> points;
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std::vector<float> pointContext;
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};
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#endif /* WAVEFORM_HPP_ */
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