erebus

annotate liberebus/src/geomobj.h @ 17:e9da2916bc79

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fixed the normal bug
author John Tsiombikas <nuclear@member.fsf.org>
date Mon, 26 May 2014 05:41:28 +0300
parents 93894c232d65
children 09028848f276
rev   line source
nuclear@2 1 #ifndef GEOMOBJ_H_
nuclear@2 2 #define GEOMOBJ_H_
nuclear@2 3
nuclear@3 4 #include <vector>
nuclear@2 5 #include "object.h"
nuclear@4 6 #include "material.h"
nuclear@2 7 #include "brdf.h"
nuclear@2 8
nuclear@2 9 class GeomObject : public Object {
nuclear@2 10 public:
nuclear@4 11 Material mtl;
nuclear@2 12 Reflectance *brdf;
nuclear@2 13
nuclear@4 14 GeomObject();
nuclear@4 15
nuclear@2 16 ObjType get_type() const override;
nuclear@2 17
nuclear@2 18 bool intersect(const Ray &ray, RayHit *hit = 0) const override;
nuclear@8 19
nuclear@8 20 virtual Vector3 calc_normal(const RayHit &hit) const;
nuclear@8 21 virtual Vector3 calc_tangent(const RayHit &hit) const;
nuclear@8 22 virtual Vector2 calc_texcoords(const RayHit &hit) const;
nuclear@2 23 };
nuclear@2 24
nuclear@2 25 class Sphere : public GeomObject {
nuclear@2 26 public:
nuclear@2 27 bool intersect(const Ray &ray, RayHit *hit = 0) const override;
nuclear@8 28
nuclear@8 29 Vector3 calc_normal(const RayHit &hit) const override;
nuclear@8 30 Vector3 calc_tangent(const RayHit &hit) const override;
nuclear@8 31 Vector2 calc_texcoords(const RayHit &hit) const override;
nuclear@2 32 };
nuclear@2 33
nuclear@2 34 class Box : public GeomObject {
nuclear@2 35 public:
nuclear@2 36 bool intersect(const Ray &ray, RayHit *hit = 0) const override;
nuclear@2 37 };
nuclear@2 38
nuclear@2 39 class Triangle : public GeomObject {
nuclear@2 40 public:
nuclear@2 41 Vector3 v[3];
nuclear@2 42 Vector3 normal;
nuclear@2 43 Vector3 vnorm[3];
nuclear@2 44 Vector2 vtex[3];
nuclear@2 45
nuclear@2 46 bool intersect(const Ray &ray, RayHit *hit = 0) const override;
nuclear@2 47 };
nuclear@2 48
nuclear@2 49 class Mesh : public GeomObject {
nuclear@2 50 private:
nuclear@2 51 std::vector<Triangle> faces;
nuclear@2 52
nuclear@2 53 public:
nuclear@2 54 void begin();
nuclear@2 55 void vertex(float x, float y, float z);
nuclear@2 56 void normal(float x, float y, float z);
nuclear@2 57 void texcoord(float u, float v);
nuclear@2 58 void end();
nuclear@2 59
nuclear@2 60 bool intersect(const Ray &ray, RayHit *hit = 0) const override;
nuclear@2 61 };
nuclear@2 62
nuclear@2 63 #endif // GEOMOBJ_H_