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Linloir
7321455581
- Add render API in bounding box - Add getter API in renderer to get bounding box
32 lines
1.1 KiB
C++
32 lines
1.1 KiB
C++
#pragma once
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#include <GLM/glm.hpp>
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#include "ray.h"
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#include "utils.h"
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class Boundary {
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private:
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glm::vec3 _bottomControlPoint; // left back bottom
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glm::vec3 _topControlPoint; // right front top
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public:
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Boundary() : _bottomControlPoint(glm::vec3(std::numeric_limits<float>::max())), _topControlPoint(glm::vec3(std::numeric_limits<float>::lowest())) {}
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Boundary(glm::vec3 bottomControlPoint, glm::vec3 topControlPoint) : _bottomControlPoint(bottomControlPoint), _topControlPoint(topControlPoint) {}
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public:
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void updateControlPoints(const glm::vec3 point); // update the control points of the boundary box
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inline glm::vec3 bottomControlPoint() const { return _bottomControlPoint; }
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inline glm::vec3 topControlPoint() const { return _topControlPoint; }
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inline glm::vec3 bottomCenterPoint() const;
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bool hit(const Ray& ray) const;
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void render() const;
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};
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inline glm::vec3 Boundary::bottomCenterPoint() const {
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return glm::vec3((_bottomControlPoint.x + _topControlPoint.x) / 2.0f, _bottomControlPoint.y, (_bottomControlPoint.z + _topControlPoint.z) / 2.0f);
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}
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