01a0de09ab
Add Intersect object as a way to report where a ray intersect another object and which one it is. Add an Object base class for all object that can be rendered. Add the Sphere object.
30 lines
622 B
C++
30 lines
622 B
C++
/*
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* DoRayMe - a quick and dirty Raytracer
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* Intersect implementation
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*
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* Created by Manoël Trapier
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* Copyright (c) 2020 986-Studio.
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*
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*/
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#include <stdlib.h>
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#include <intersect.h>
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#define MIN_ALLOC (2)
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Intersect::Intersect()
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{
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this->allocated = MIN_ALLOC;
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this->list = (Intersection **)calloc(sizeof(Object *), MIN_ALLOC);
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this->num = 0;
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}
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void Intersect::add(Intersection *i)
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{
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if ((this->num + 1) < this->allocated)
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{
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this->allocated *= 2;
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this->list = (Intersection **)realloc(this->list, sizeof(Object *) * this->allocated);
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}
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this->list[this->num++] = i;
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} |