Foxar
94 lines
3.0 KiB
C++
94 lines
3.0 KiB
C++
/*
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# ______ ____ ___
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# | \/ ____| |___|
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# | | | \ | |
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#-----------------------------------------------------------------------
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# Copyright 2020, tyra - https://github.com/h4570/tyra
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# Licenced under Apache License 2.0
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# Michał Mostowik <mostek3pl@gmail.com>
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*/
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#ifndef _TYRA_BOUNDING_BOX_
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#define _TYRA_BOUNDING_BOX_
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#include <stddef.h>
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#include <tamtypes.h>
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#include "math/point.hpp"
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#include "math/vector3.hpp"
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/**
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* Struct containing face data used in
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* bounding box class.
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*/
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struct BoundingBoxFace
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{
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BoundingBoxFace(){
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};
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BoundingBoxFace(const Vector3 &t_minCorner, const Vector3 &t_maxCorner, float t_axisPos)
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{
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minCorner = t_minCorner;
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maxCorner = t_maxCorner;
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axisPosition = t_axisPos;
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}
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/** Position of the face on it's respective axis. */
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float axisPosition;
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/** Corner of the face with lower coordinates */
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Vector3 minCorner;
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/** Corner of the face with higher coordinates */
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Vector3 maxCorner;
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};
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/**
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* Class containing bounding box data
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* which can be used for collision detection.
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*/
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class BoundingBox
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{
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public:
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BoundingBox(Vector3 *t_vertices);
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~BoundingBox();
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const float &getHeight() { return _height; };
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const float &getDepth() { return _depth; };
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const float &getWidth() { return _width; };
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/** Return the vector directly in middle of the bounding box. */
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const Vector3 &getCenter() { return _centerVector; };
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/** Return the front face (further on z-axis) */
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const BoundingBoxFace &getFrontFace() { return _frontFace; };
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/** Return the back face (nearer on z-axis) */
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const BoundingBoxFace &getBackFace() { return _backFace; };
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/** Return the left face (further on x-axis) */
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const BoundingBoxFace &getLeftFace() { return _leftFace; };
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/** Return the right face (nearer on x-axis) */
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const BoundingBoxFace &getRightFace() { return _rightFace; };
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/** Return the top face (further on y-axis) */
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const BoundingBoxFace &getTopFace() { return _topFace; };
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/** Return the bottom face (nearer on y-axis) */
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const BoundingBoxFace &getBottomFace() { return _bottomFace; };
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/**
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* Returns bounding box raw vertices array.
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* Total length: 8
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*/
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const Vector3 &getVertex(const u8 &i) { return _vertices[i]; };
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/** Returns single vertex from raw vertices array.*/
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Vector3 *getVertices() { return _vertices; };
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private:
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Vector3 _vertices[8];
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float _height, _depth, _width;
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Vector3 _centerVector;
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/** Front face (further on z-axis) */
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BoundingBoxFace _frontFace;
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/** Back face (nearer on z-axis) */
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BoundingBoxFace _backFace;
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/** Left face (nearer on x-axis) */
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BoundingBoxFace _leftFace;
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/** Right face (further on x-axis) */
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BoundingBoxFace _rightFace;
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/** Top face (further on y-axis) */
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BoundingBoxFace _topFace;
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/** Bottom face (nearer on y-axis) */
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BoundingBoxFace _bottomFace;
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};
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#endif |