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28 lines
793 B
28 lines
793 B
//
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// Created by 14727 on 2022/11/19.
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//
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#ifndef NURBSEVALUATOR_NURBSBASIS_CUH
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#define NURBSEVALUATOR_NURBSBASIS_CUH
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#include <cuda_runtime.h>
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#include "cstdio"
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/**
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* 当u值已知时，根据基函数N的递推表达式，采用动态规划的方式求解N值
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* @param N_Texture 结果返回在N_Texture中
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*/
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extern __device__ void d_basisFunction1(float *N_Texture, const float *knots, float u, int degree, int d_knotsCnt);
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/**
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* device中判断两个浮点数是否相等。与CPU中一样，GPU中的浮点数也存在很小的误差，直接使用==判断往往容易将相等误判为不等
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* @return true：相等
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*/
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extern __device__ bool d_floatEqual1(float a, float b);
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namespace NurbsBasis {
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void myPrint11(int a, int b);
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};
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#endif //NURBSEVALUATOR_NURBSBASIS_CUH
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