From 8c3cbfaeec0f3055aba9bfe4b2bdfab7ff93bf1b Mon Sep 17 00:00:00 2001 From: Keuin Date: Tue, 12 Apr 2022 23:04:25 +0800 Subject: Refactor: move hitlist, object, sphere, viewport into single files. Add bias_ctx for setting sub-pixel sampling bias. --- object.h | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 object.h (limited to 'object.h') diff --git a/object.h b/object.h new file mode 100644 index 0000000..b6e2bbd --- /dev/null +++ b/object.h @@ -0,0 +1,41 @@ +// +// Created by Keuin on 2022/4/12. +// + +#ifndef RT_OBJECT_H +#define RT_OBJECT_H + +#include "hitlist.h" +#include "viewport.h" +#include "timer.h" +#include "bitmap.h" +#include "ray.h" +#include "vec.h" +#include +#include +#include +#include +#include +#include + +class object { +public: + // Will the given ray hit. Returns time t if hits in range [t1, t2]. + virtual bool hit(const ray3d &r, double &t, double t1, double t2) const = 0; + + // With t2 = infinity + inline bool hit(const ray3d &r, double &t, double t1) const { + return hit(r, t, t1, std::numeric_limits::infinity()); + } + + // Given a point on the surface, returns the normalized outer normal vector on that point. + virtual vec3d normal_vector(const vec3d &where) const = 0; + + // object color, currently not parameterized + virtual pixel8b color() const = 0; + + // subclasses must have virtual destructors + virtual ~object() = default; +}; + +#endif //RT_OBJECT_H -- cgit v1.2.3