h4570
94 lines
2.9 KiB
C++
94 lines
2.9 KiB
C++
/*
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# _____ ____ ___
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# | \/ ____| |___|
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# | | | \ | |
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#-----------------------------------------------------------------------
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# Copyright 2022, tyra - https://github.com/h4570/tyra
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# Licensed under Apache License 2.0
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# Sandro Sobczyński <sandro.sobczynski@gmail.com>
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*/
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#pragma once
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#include "./bbox_face.hpp"
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#include "renderer/core/3d/bbox/core_bbox.hpp"
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#include "math/vec4.hpp"
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namespace Tyra {
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/** Bounding box with more features */
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class BBox : public CoreBBox {
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public:
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BBox(const BBox& t_bbox);
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explicit BBox(CoreBBox** t_bboxes, const u32& count);
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explicit BBox(const Vec4* t_vertices, const u32* faces, const u32& t_count);
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explicit BBox(const Vec4* t_vertices, const u32& t_count);
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explicit BBox(const BBox& t_bbox, const M4x4& t_matrix);
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explicit BBox(const Vec4* t_vertices);
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static BBox create(const Vec4& center, const float& size);
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void operator=(const BBox& v);
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const float& getHeight() const { return _height; }
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const float& getDepth() const { return _depth; }
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const float& getWidth() const { return _width; }
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/** @returns the vector directly in middle of the bounding box. */
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const Vec4& getCenter() const { return _centerVector; }
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/** @returns the front face (further on z-axis) */
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const BBoxFace& getFrontFace() const { return _frontFace; }
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/** @returns the back face (nearer on z-axis) */
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const BBoxFace& getBackFace() const { return _backFace; }
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/** @returns the left face (further on x-axis) */
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const BBoxFace& getLeftFace() const { return _leftFace; }
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/** @returns the right face (nearer on x-axis) */
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const BBoxFace& getRightFace() const { return _rightFace; }
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/** @returns the top face (further on y-axis) */
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const BBoxFace& getTopFace() const { return _topFace; }
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/** @returns the bottom face (nearer on y-axis) */
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const BBoxFace& getBottomFace() const { return _bottomFace; }
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/** @returns the lower (x, y, z) boundary of the box. */
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Vec4 min() const;
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/** @returns the upper (x, y, z) boundary of the box. */
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Vec4 max() const;
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/**
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* @param res_min Vec4 to store the min result
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* @param res_max Vec4 to store the min result
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* @brief Calc and stores the min and max points of box at a single loop
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* */
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void getMinMax(Vec4* res_min, Vec4* res_max) const;
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/** Get new transformed BBox by model matrix */
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BBox getTransformed(const M4x4& t_matrix) const;
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protected:
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float _height, _depth, _width;
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Vec4 _centerVector;
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/** Front face (further on z-axis) */
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BBoxFace _frontFace;
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/** Back face (nearer on z-axis) */
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BBoxFace _backFace;
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/** Left face (nearer on x-axis) */
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BBoxFace _leftFace;
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/** Right face (further on x-axis) */
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BBoxFace _rightFace;
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/** Top face (further on y-axis) */
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BBoxFace _topFace;
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/** Bottom face (nearer on y-axis) */
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BBoxFace _bottomFace;
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private:
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void setData();
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};
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} // namespace Tyra
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