turanszkij
48 lines
2.3 KiB
C++
48 lines
2.3 KiB
C++
#pragma once
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#include "CommonInclude.h"
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#define saturate(x) min(max(x,0),1)
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namespace wiMath
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{
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float Distance(const XMFLOAT2& v1, const XMFLOAT2& v2);
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float Distance(const XMFLOAT3& v1,const XMFLOAT3& v2);
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float DistanceSquared(const XMFLOAT3& v1,const XMFLOAT3& v2);
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float DistanceEstimated(const XMFLOAT3& v1, const XMFLOAT3& v2);
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float Distance(const XMVECTOR& v1, const XMVECTOR& v2);
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float DistanceSquared(const XMVECTOR& v1, const XMVECTOR& v2);
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float DistanceEstimated(const XMVECTOR& v1, const XMVECTOR& v2);
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XMFLOAT3 getVectorHalfWayPoint(const XMFLOAT3& a, const XMFLOAT3& b);
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bool Collision2D(const XMFLOAT2& hitBox1Pos, const XMFLOAT2& hitBox1Siz, const XMFLOAT2& hitBox2Pos, const XMFLOAT2& hitBox2Siz);
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float InverseLerp(float value1, float value2, float pos);
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float Lerp(float value1, float value2, float amount);
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XMFLOAT2 Lerp(const XMFLOAT2&,const XMFLOAT2&, float);
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XMFLOAT3 Lerp(const XMFLOAT3&,const XMFLOAT3&, float);
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XMFLOAT4 Lerp(const XMFLOAT4&,const XMFLOAT4&, float);
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XMFLOAT3 Max(const XMFLOAT3& a, const XMFLOAT3& b);
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XMFLOAT3 Min(const XMFLOAT3& a, const XMFLOAT3& b);
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float Clamp(float val, float min, float max);
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UINT GetNextPowerOfTwo(UINT x);
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float SmoothStep(float value1, float value2, float amount);
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XMFLOAT3 getCubicHermiteSplinePos(const XMFLOAT3& startPos, const XMFLOAT3& endPos
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, const XMFLOAT3& startTangent, const XMFLOAT3& endTangent
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, float atInterval);
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XMFLOAT3 getQuadraticBezierPos(const XMFLOAT3& a,const XMFLOAT3&b, const XMFLOAT3& c, float t);
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XMFLOAT3 getQuadraticBezierPos(const XMFLOAT4& a,const XMFLOAT4&b, const XMFLOAT4& c, float t);
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XMFLOAT3 QuaternionToRollPitchYaw(const XMFLOAT4& quaternion);
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XMVECTOR GetClosestPointToLine(const XMVECTOR& A, const XMVECTOR& B, const XMVECTOR& P, bool segmentClamp = false);
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float GetPointSegmentDistance(const XMVECTOR& point, const XMVECTOR& segmentA, const XMVECTOR& segmentB);
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XMFLOAT3 HueToRGB(float H);
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float GetAngle(const XMFLOAT2& a, const XMFLOAT2& b);
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void ConstructTriangleEquilateral(float radius, XMFLOAT4& A, XMFLOAT4& B, XMFLOAT4& C);
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void GetBarycentric(const XMVECTOR& p, const XMVECTOR& a, const XMVECTOR& b, const XMVECTOR& c, float &u, float &v, float &w, bool clamp = false);
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// 64-iteration 4-dimensional Halton sequence (0 <= idx < 64)
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const XMFLOAT4& GetHaltonSequence(int idx);
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};
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