PlasmaShader.h

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#ifndef PLASMASHADER_H
#define PLASMASHADER_H PLASMASHADER_H

#include "Shader.h"
#include "PerlinNoise3D.h"
 
class PlasmaShader : public Shader
{
private:
    PerlinNoise3D pnoise;

public:
    
    PlasmaShader(Scene *scene)
    : Shader(scene)
    {};
    
    ColorRGBA Shade(Ray &ray)
    {
        PAIR uv = ray.hit->GetUV(ray);

        float x = uv.first * 50.0;
        float y = uv.second * 25.0;
        float z = scene->timer.GetTime() * 0.01;
        float total = pnoise.noise(x,y,z);
        
        if (total < 0) total = 0;
        if (total > 1) total = 1;

        ColorRGBA  result = ColorRGBA(0).interpolated(ColorRGBA(ray.hit->GetNormal(ray).Abs()),total);
        return result;
    };
};

#endif

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