67 lines
1.6 KiB
C++
67 lines
1.6 KiB
C++
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#ifndef SCENE_H
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#define SCENE_H SCENE_H
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#include <string>
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#include <map>
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#include <vector>
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#include <utility>
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#include "util/Ray.h"
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#include "shapes/Shape.h"
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#include "Light.h"
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#define SCENE_MAX_TRANSPARENT_HITS 8
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#define SCENE_TRANSPARENCY_THRESHOLD 0.01
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class Scene
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{
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public:
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/* types */
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class ShapeDistance : public std::pair<Shape *, double>
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{
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public:
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ShapeDistance(Shape * shape, double dist)
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: std::pair<Shape *, double>(shape, dist)
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{
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};
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};
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Scene(const std::map<std::string, const char *> & options,
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const char * filename);
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~Scene();
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void render();
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private:
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/* private methods */
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void load(const char * filename);
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void renderPixel(int x, int y, unsigned char * pixel);
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Vector traceRay(const Ray & ray);
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std::vector<ShapeDistance> getRayHits(const Ray & ray);
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/* rendering parameters */
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int m_width;
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int m_height;
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int m_multisample_level;
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std::string m_output_file_name;
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bool m_verbose;
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double m_vfov;
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/* private data */
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std::vector<Shape *> m_shapes;
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std::vector<Light *> m_lights;
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Transform m_transform;
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double m_view_plane_dist;
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int m_multisample_level_squared;
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double m_sample_span;
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double m_half_sample_span;
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/* framebuffer */
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unsigned char * m_data;
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};
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bool operator<(const Scene::ShapeDistance & sd1,
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const Scene::ShapeDistance & sd2);
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#endif
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