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Переименование проектов и оптимизация вычислений / Renaming of projects and optimization of computations

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Andrey Pokidov 2024-12-04 23:23:44 +07:00
parent 37d86bc4c1
commit 75e5c02609
36 changed files with 177 additions and 379 deletions
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BGC/FP64Vector2.cs
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@ -1,258 +0,0 @@
/*
* Copyright 2019-2025 Andrey Pokidov <andrey.pokidov@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
using System;
/*
* Author: Andrey Pokidov
* Date: 1 Feb 2019
*/
namespace BGC
{
public struct FP64Vector2
{
public static readonly FP64Vector2 ZERO = new FP64Vector2(0.0, 0.0);
public double x1;
public double x2;
public FP64Vector2(double x1, double x2)
{
this.x1 = x1;
this.x2 = x2;
}
public FP64Vector2(in FP64Vector2 vector)
{
this.x1 = vector.x1;
this.x2 = vector.x2;
}
public FP64Vector2(in FP32Vector2 vector)
{
this.x1 = vector.x1;
this.x2 = vector.x2;
}
public readonly double GetSquareModule()
{
return this.x1 * this.x1 + this.x2 * this.x2;
}
public readonly double GetModule()
{
return Math.Sqrt(this.GetSquareModule());
}
public int Normalize()
{
double squareModule = this.GetSquareModule();
if (1.0 - FP64Utility.TWO_EPSYLON <= squareModule && squareModule <= 1.0 + FP64Utility.TWO_EPSYLON)
{
return 1;
}
if (squareModule <= FP64Utility.SQUARE_EPSYLON)
{
this.Reset();
return 0;
}
double module = Math.Sqrt(squareModule);
this.x1 /= module;
this.x2 /= module;
return 1;
}
public void Reverse()
{
this.x1 = -this.x1;
this.x2 = -this.x2;
}
public readonly bool IsZero()
{
return this.GetSquareModule() <= FP64Utility.SQUARE_EPSYLON;
}
public readonly bool IsUnit()
{
double squareModule = this.GetSquareModule();
return 1.0 - FP64Utility.TWO_EPSYLON <= squareModule && squareModule <= FP64Utility.EPSYLON;
}
public void Reset()
{
this.x1 = 0.0;
this.x2 = 0.0;
}
public void SetValues(double x1, double x2)
{
this.x1 = x1;
this.x2 = x2;
}
public void SetValues(in FP64Vector2 vector)
{
this.x1 = vector.x1;
this.x2 = vector.x2;
}
public void SetValues(in FP32Vector2 vector)
{
this.x1 = vector.x1;
this.x2 = vector.x2;
}
public void SetReverseOf(in FP64Vector2 vector)
{
this.x1 = -vector.x1;
this.x2 = -vector.x2;
}
public void SetReverseOf(in FP32Vector2 vector)
{
this.x1 = -vector.x1;
this.x2 = -vector.x2;
}
public void AppendScaled(FP64Vector2 summand, double scale)
{
this.x1 += summand.x1 * scale;
this.x2 += summand.x2 * scale;
}
public readonly override string ToString()
{
return String.Format("DPVector2({0}, {1})", this.x1, this.x2);
}
public static void Add(in FP64Vector2 vector1, in FP64Vector2 vector2, out FP64Vector2 sum)
{
sum.x1 = vector1.x1 + vector2.x1;
sum.x2 = vector1.x2 + vector2.x2;
}
public static void Subtract(in FP64Vector2 minuend, in FP64Vector2 subtrahend, out FP64Vector2 difference)
{
difference.x1 = minuend.x1 - subtrahend.x1;
difference.x2 = minuend.x2 - subtrahend.x2;
}
public static void Muliply(in FP64Vector2 multiplicand, double multiplier, out FP64Vector2 product)
{
product.x1 = multiplicand.x1 * multiplier;
product.x2 = multiplicand.x2 * multiplier;
}
public static void Divide(in FP64Vector2 dividend, double divisor, out FP64Vector2 quotient)
{
quotient.x1 = dividend.x1 / divisor;
quotient.x2 = dividend.x2 / divisor;
}
public static void GetMean2(in FP64Vector2 vector1, in FP64Vector2 vector2, out FP64Vector2 result)
{
result.x1 = (vector1.x1 + vector2.x1) * 0.5;
result.x2 = (vector1.x2 + vector2.x2) * 0.5;
}
public static void GetMean3(in FP64Vector2 vector1, in FP64Vector2 vector2, in FP64Vector2 vector3, out FP64Vector2 result)
{
result.x1 = (vector1.x1 + vector2.x1 + vector3.x1) * FP64Utility.ONE_THIRD;
result.x2 = (vector1.x2 + vector2.x2 + vector3.x2) * FP64Utility.ONE_THIRD;
}
public static double GetScalarProduct(in FP64Vector2 vector1, in FP64Vector2 vector2)
{
return vector1.x1 * vector2.x1 + vector1.x2 * vector2.x2;
}
public static double GetCrossProduct(in FP64Vector2 vector1, in FP64Vector2 vector2)
{
return vector1.x1 * vector2.x2 - vector1.x2 * vector2.x1;
}
public static double GetAngle(in FP64Vector2 vector1, in FP64Vector2 vector2, AngleUnit unit)
{
double squareModule1 = vector1.GetSquareModule();
if (squareModule1 <= FP64Utility.SQUARE_EPSYLON)
{
return 0.0;
}
double squareModule2 = vector2.GetSquareModule();
if (squareModule2 <= FP64Utility.SQUARE_EPSYLON)
{
return 0.0;
}
double cosine = FP64Vector2.GetScalarProduct(vector1, vector2) / Math.Sqrt(squareModule1 * squareModule2);
if (1.0 - FP64Utility.EPSYLON <= cosine)
{
return 0.0;
}
if (cosine <= -(1.0 - FP64Utility.EPSYLON))
{
return FP64Angle.GetHalfCircle(unit);
}
return FP64Radians.ToUnits(Math.Acos(cosine), unit);
}
public static double GetSquareDistance(in FP64Vector2 vector1, in FP64Vector2 vector2)
{
double dx1 = vector1.x1 - vector2.x1;
double dx2 = vector1.x2 - vector2.x2;
return dx1 * dx1 + dx2 * dx2;
}
public static double GetDistance(in FP64Vector2 vector1, in FP64Vector2 vector2)
{
return Math.Sqrt(GetSquareDistance(vector1, vector2));
}
public static bool AreEqual(in FP64Vector2 vector1, in FP64Vector2 vector2)
{
double squareModule1 = vector1.GetSquareModule();
double squareModule2 = vector2.GetSquareModule();
double squareModule3 = GetSquareDistance(vector1, vector2);
// 2.0 means dimension amount
if (squareModule1 < FP64Utility.EPSYLON_EFFECTIVENESS_LIMIT || squareModule2 < FP64Utility.EPSYLON_EFFECTIVENESS_LIMIT)
{
return squareModule3 < (2.0 * FP64Utility.SQUARE_EPSYLON);
}
if (squareModule1 <= squareModule2)
{
return squareModule3 <= (2.0 * FP64Utility.SQUARE_EPSYLON) * squareModule2;
}
return squareModule3 <= (2.0 * FP64Utility.SQUARE_EPSYLON) * squareModule1;
}
}
}