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hittable_list.h
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hittable_list.h
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//
// Created by leo on 3/3/24.
//
#ifndef RAY_TRACING_IN_ONE_WEEKEND_CUDA_HITTABLE_LIST_H
#define RAY_TRACING_IN_ONE_WEEKEND_CUDA_HITTABLE_LIST_H
#include "hittable.cuh"
class hittable_list : public hittable {
public:
__device__ hittable_list() {}
__device__ hittable_list(hittable **l, int n) {list = l; list_size = n; }
hittable **list;
int list_size;
__device__ bool hit(const ray& r, interval ray_t, hit_record& rec) const {
hit_record temp_rec;
bool hit_anything = false;
float closest_so_far = ray_t.max;
for (int i = 0; i < list_size; i++) {
if (list[i]->hit(r, interval(ray_t.min, closest_so_far), temp_rec)) {
hit_anything = true;
closest_so_far = temp_rec.t;
rec = temp_rec;
}
}
return hit_anything;
}
};
#endif //RAY_TRACING_IN_ONE_WEEKEND_CUDA_HITTABLE_LIST_H