#ifndef __SHADERENV_H
#define __SHADERENV_H


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

#define NUM_SAMPLES 8
//#define NUM_SAMPLES 16

// for linear falloff
//#define SAMPLE_INTENSITY 500.0f

// for quadratic falloff
#define SAMPLE_INTENSITY 0.32f
//#define SAMPLE_INTENSITY 0.85f

//#define AREA_SIZE 15e-1f
#define AREA_SIZE 8e-1f

#define VIEW_CORRECTION_SCALE 0.0f
//#define VIEW_CORRECTION_SCALE 0.1f

//#define DISTANCE_SCALE 1e-4f
#define DISTANCE_SCALE 1e-6f

#define ILLUM_INTENSITY 5e-1f;
//#define ILLUM_INTENSITY 9e-1f;

#define SSAO_MIPMAP_LEVEL 0//1
#define GI_MIPMAP_LEVEL 0//2


/////////
//-- 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 99

#endif // __SHADERENV_H