GizmoMath.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "BaseGizmos/GizmoInterfaces.h"
#include "CoreMinimal.h"
#include "Math/MathFwd.h"
#include "Math/Vector2D.h"
 
namespace GizmoMath
{
    INTERACTIVETOOLSFRAMEWORK_API FVector ProjectPointOntoLine(
        const FVector& Point,
        const FVector& LineOrigin, const FVector& LineDirection);
 
    INTERACTIVETOOLSFRAMEWORK_API void NearestPointOnLine(
        const FVector& LineOrigin, const FVector& LineDirection,
        const FVector& QueryPoint,
        FVector& NearestPointOut, float& LineParameterOut);
 
    INTERACTIVETOOLSFRAMEWORK_API void NearestPointOnLineToRay(
        const FVector& LineOrigin, const FVector& LineDirection,
        const FVector& RayOrigin, const FVector& RayDirection,
        FVector& NearestLinePointOut, float& LineParameterOut,
        FVector& NearestRayPointOut, float& RayParameterOut);
 
    INTERACTIVETOOLSFRAMEWORK_API void RayPlaneIntersectionPoint(
        const FVector& PlaneOrigin, const FVector& PlaneNormal,
        const FVector& RayOrigin, const FVector& RayDirection,
        bool& bIntersectsOut, FVector& PlaneIntersectionPointOut);
 
    INTERACTIVETOOLSFRAMEWORK_API void RaySphereIntersection(
        const FVector& SphereOrigin, const float SphereRadius,
        const FVector& RayOrigin, const FVector& RayDirection,
        bool& bIntersectsOut, FVector& SphereIntersectionPointOut);
 
    template<typename RealType>
    void INTERACTIVETOOLSFRAMEWORK_API RayCylinderIntersection(
        const FVector& CylinderCenter, const FVector& CylinderAxis, RealType CylinderRadius, RealType CylinderHeight,
        const FVector& RayOrigin, const FVector& RayDirection,
        bool& bIntersectsOut, RealType& OutHitDepth);
 
 
    template <typename RealType>
    void INTERACTIVETOOLSFRAMEWORK_API RayConeIntersection(
        const FVector& ConeCenter, const FVector& ConeDirection, RealType ConeCosAngle, RealType ConeHeight,
        const FVector& RayOrigin, const FVector& RayDirection,
        bool& bIntersectsOut, RealType& OutHitDepth);
 
    template <typename RealType>
    void INTERACTIVETOOLSFRAMEWORK_API IntervalIntervalIntersection(
        const RealType Interval0[2], const RealType Interval1[2],
        int& OutNumIntersections, RealType& OutResult0, RealType& OutResult1);
 
    INTERACTIVETOOLSFRAMEWORK_API void ClosetPointOnCircle(
        const FVector& QueryPoint, 
        const FVector& CircleOrigin, const FVector& CircleNormal, float CircleRadius,
        FVector& ClosestPointOut);
 
    INTERACTIVETOOLSFRAMEWORK_API void MakeNormalPlaneBasis(
        const FVector& PlaneNormal,
        FVector& BasisAxis1Out, FVector& BasisAxis2Out);
 
    INTERACTIVETOOLSFRAMEWORK_API float ComputeAngleInPlane(
        const FVector& Point,
        const FVector& PlaneOrigin, const FVector& PlaneNormal,
        const FVector& PlaneAxis1, const FVector& PlaneAxis2);
 
 
    INTERACTIVETOOLSFRAMEWORK_API FVector2D ComputeCoordinatesInPlane(
        const FVector& Point,
        const FVector& PlaneOrigin, const FVector& PlaneNormal,
        const FVector& PlaneAxis1, const FVector& PlaneAxis2);
 
    INTERACTIVETOOLSFRAMEWORK_API FVector ProjectPointOntoPlane(
        const FVector& Point,
        const FVector& PlaneOrigin, const FVector& PlaneNormal);
 
 
    template <typename RealType>
    INTERACTIVETOOLSFRAMEWORK_API RealType SnapToIncrement(RealType Value, RealType Increment);
 
    INTERACTIVETOOLSFRAMEWORK_API FVector GetOrthogonalVector(const FVector& V);
}