#ifndef __SHADERENV_H
#define __SHADERENV_H


////////////
//-- ssao + gi parameters

#define NUM_SAMPLES 8
//#define NUM_SAMPLES 16

// for quadratic falloff
#define SAMPLE_INTENSITY 0.15f
//#define SAMPLE_INTENSITY 0.32f

#define AREA_SIZE 8e-1f

//#define DISTANCE_SCALE 1e-1f
#define DISTANCE_SCALE 5e-2f

#define ILLUM_INTENSITY 5e-2f

#define VIEW_CORRECTION_SCALE 0.1f


/////////
//-- shadowing

#define NUM_PCF_TABS 16


//////////
//-- Tone mapping

#define MINLOGLUM (-10.0f)
#define MAXLOGLUM 10.0f

#define INV_LOGLUM_RANGE 0.05f
#define LOGLUM_RANGE 20.0f

#define MAX_LOD_LEVEL 10

#define MIN_DEPTH_DIFF 1e-3f
// burnout
#define WHITE_LUMINANCE 3e4f

///////////////////

#define NUM_DOWNSAMPLES 9


#endif // __SHADERENV_H