sierpinski_tetrahedron.cl

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#define CAMERA_POSITIONS_LENGTH 1
#define CAMERA_POSITIONS_ARRAY { (float4)(-0.4, -0.6, -0.4, 0) }
 
#define CAMERA_FACING_DIRECTIONS_LENGTH 1
#define CAMERA_FACING_DIRECTIONS_ARRAY { (float4)(normalise((float3)(-0.5, -0.5, -0.5)), 0.0f) }
 
#define MAXIMUM_MARCH_STEPS 200
#define MAXIMUM_MARCH_DISTANCE 10.0f
 
#define SURFACE_INTERSECTION_EPSILON 0.000001f
 
#define FORCE_FREE_CAMERA true
#define CAMERA_SPEED 1.0f
 
#define SCENE_LIGHT_POSITION (float3)(0, 0, 0)
#define SCENE_LIGHT_COLOUR (float3)(1.0f, 1.0f, 1.0f)
#define SCENE_BACKGROUND_COLOUR (float3)(0.78f, 0.78f, 0.73f)
 
#define DO_LAMBERTIAN_REFLECTANCE true
#define DO_SOFT_SHADOWS true
 
#include "sierpinski.cl"
 
#include "types.cl"
#include "sdf.cl"
 
Light getLight(float time)
{
    Light light;
    light.ambient = (float3)(0.2f, 0.2f, 0.2f);
    light.diffuse = (float3)(0.5f, 0.5f, 0.5f);
    light.specular = (float3)(1.0f, 1.0f, 1.0f);
    light.position = (float3)(0.0, -4, -4);
 
    return light;
}
 
Material getMaterial(float3 position, float time)
{
    float distance;
    return sierpinskiTetrahedronSDF(position, 15, 100000000, &distance);
}
 
float DE(float3 position, float time)
{
    float distance;
    sierpinskiTetrahedronSDF(position, 15, 100000000, &distance);
    return distance;
}
 
#include "main.cl"