comparison: src/geometry.h
src/geometry.h
- changeset 200
- ca23936b455b
- parent 187
- 30204975694a
- child 201
- 5d201ee4a9c3
equal
deleted
inserted
replaced
| 199:6988973515d2 | 200:ca23936b455b |
|---|---|
| 22 { | 22 { |
| 23 glm::vec<N, T, Q> direction; | 23 glm::vec<N, T, Q> direction; |
| 24 glm::vec<N, T, Q> anchor; | 24 glm::vec<N, T, Q> anchor; |
| 25 }; | 25 }; |
| 26 | 26 |
| 27 template<int N> | |
| 28 struct Polygon | |
| 29 { | |
| 30 std::array<glm::vec3, N> points; | |
| 31 }; | |
| 32 | |
| 33 template<int N> | |
| 34 struct Polygon2D | |
| 35 { | |
| 36 glm::vec2 points[N]; | |
| 37 }; | |
| 38 | |
| 39 inline const glm::vec3 origin = {0, 0, 0}; | 27 inline const glm::vec3 origin = {0, 0, 0}; |
| 40 inline const Plane XY = {{0, 0, 1}, origin}; | 28 inline const Plane XY = {{0, 0, 1}, origin}; |
| 41 inline const Plane XZ = {{0, 1, 0}, origin}; | 29 inline const Plane XZ = {{0, 1, 0}, origin}; |
| 42 inline const Plane YZ = {{1, 0, 0}, origin}; | 30 inline const Plane YZ = {{1, 0, 0}, origin}; |
| 43 using Triangle = Polygon<3>; | 31 |
| 44 using LineSegment2D = Polygon2D<2>; | 32 struct LineSegment |
| 33 { | |
| 34 glm::vec3 p1, p2; | |
| 35 }; | |
| 36 struct Triangle | |
| 37 { | |
| 38 glm::vec3 p1, p2, p3; | |
| 39 }; | |
| 40 struct Quadrilateral | |
| 41 { | |
| 42 glm::vec3 p1, p2, p3, p4; | |
| 43 }; | |
| 44 struct ConditionalEdge | |
| 45 { | |
| 46 glm::vec3 p1, p2; | |
| 47 glm::vec3 c1, c2; | |
| 48 }; | |
| 49 struct LineSegment2D | |
| 50 { | |
| 51 glm::vec2 p1, p2; | |
| 52 }; | |
| 53 | |
| 54 // get polygon type from amount of points | |
| 55 template<int N> | |
| 56 struct PolygonType {}; | |
| 57 template<> | |
| 58 struct PolygonType<2> { using type = LineSegment; }; | |
| 59 template<> | |
| 60 struct PolygonType<3> { using type = Triangle; }; | |
| 61 template<> | |
| 62 struct PolygonType<4> { using type = Quadrilateral; }; | |
| 63 template<int N> | |
| 64 using Polygon = typename PolygonType<N>::type; | |
| 45 | 65 |
| 46 /** | 66 /** |
| 47 * @brief Computes a line from two points | 67 * @brief Computes a line from two points |
| 48 * @param point_1 | 68 * @param point_1 |
| 49 * @param point_2 | 69 * @param point_2 |
| 152 }; | 172 }; |
| 153 | 173 |
| 154 glm::vec3 pointOnCurve(const BezierCurve& curve, float t); | 174 glm::vec3 pointOnCurve(const BezierCurve& curve, float t); |
| 155 glm::vec3 derivativeOnCurve(const BezierCurve& curve, float t); | 175 glm::vec3 derivativeOnCurve(const BezierCurve& curve, float t); |
| 156 } | 176 } |
| 177 using namespace geom; |
