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30 lines
865 B
30 lines
865 B
//
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// Created by 14727 on 2022/12/11.
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//
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#ifndef NURBSEVALUATOR_AABB_CUH
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#define NURBSEVALUATOR_AABB_CUH
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#include "vec.cuh"
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#include "glm/glm.hpp"
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#include "cstdio"
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class AABB {
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public:
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// 边界
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glm::vec3 pMin, pMax;
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__device__ __host__ AABB();
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__device__ __host__ explicit AABB(const glm::vec3& p);
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__device__ __host__ AABB(const glm::vec3& p1, const glm::vec3& p2);
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// aabb包围盒合并操作，包围盒和点
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__device__ __host__ AABB Union(const glm::vec3& p) const;
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// aabb包围盒合并操作，两个包围盒
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__device__ __host__ AABB Union(const AABB& b2) const;
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// aabb包围盒沿各坐标轴政府方向分别扩张
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__device__ __host__ void expand(float k);
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// 判断两个aabb包围盒是否重叠
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__device__ __host__ bool IsOverlap(const AABB& b2) const;
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};
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#endif //NURBSEVALUATOR_AABB_CUH
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