--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/raytracer.h	Thu Oct 25 16:40:22 2007 +0200
@@ -0,0 +1,49 @@
+/*
+ * C++ RayTracer
+ * file: raytracer.h
+ *
+ * Radek Brich, 2006
+ */
+
+#ifndef RAYTRACER_H
+#define RAYTRACER_H
+
+#include <vector>
+
+#include "scene.h"
+
+using namespace std;
+
+/* axis-aligned bounding box */
+class AABB
+{
+};
+
+class ShapeList: public vector<Shape*>
+{
+	AABB extends() { return AABB(); };
+};
+
+class Raytracer
+{
+	ShapeList shapes;
+	vector<Light*> lights;
+	Colour bg_colour;
+	int ao_samples;
+	float ao_distance, ao_angle;
+
+	Vector3 SphereDistribute(int i, int n, float extent, Vector3 &normal);
+	inline Shape *nearest_intersection(const Shape *origin_shape, const Ray &ray,
+		float &nearest_distance);
+	Colour raytrace(Ray &ray, int depth, Shape *origin_shape);
+public:
+	Raytracer(): shapes(), lights(), bg_colour(0.0, 0.0, 0.0), ao_samples(0) {};
+	~Raytracer() {};
+	float *render(int w, int h);
+	void addshape(Shape *shape);
+	void addlight(Light *light);
+
+	void ambientocclusion(int samples, float distance, float angle);
+};
+
+#endif