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Refactor engine to support double-precision vectors

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This commit is contained in:
Wojtek Figat
2022-06-13 00:40:32 +02:00
parent f82e370392
commit a881c90b2e
744 changed files with 19062 additions and 12467 deletions
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56
Source/Engine/Core/Math/BoundingSphere.cs
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@@ -1,3 +1,9 @@
#if USE_LARGE_WORLDS
using Real = System.Double;
#else
using Real = System.Single;
#endif
// Copyright (c) 2012-2022 Wojciech Figat. All rights reserved.
// -----------------------------------------------------------------------------
@@ -68,7 +74,7 @@ namespace FlaxEngine
/// </summary>
/// <param name="center">The center of the sphere in three dimensional space.</param>
/// <param name="radius">The radius of the sphere.</param>
public BoundingSphere(Vector3 center, float radius)
public BoundingSphere(Vector3 center, Real radius)
{
Center = center;
Radius = radius;
@@ -81,7 +87,7 @@ namespace FlaxEngine
/// <returns>Whether the two objects intersected.</returns>
public bool Intersects(ref Ray ray)
{
return CollisionsHelper.RayIntersectsSphere(ref ray, ref this, out float _);
return CollisionsHelper.RayIntersectsSphere(ref ray, ref this, out Real _);
}
/// <summary>
@@ -90,7 +96,7 @@ namespace FlaxEngine
/// <param name="ray">The ray to test.</param>
/// <param name="distance">When the method completes, contains the distance of the intersection, or 0 if there was no intersection.</param>
/// <returns>Whether the two objects intersected.</returns>
public bool Intersects(ref Ray ray, out float distance)
public bool Intersects(ref Ray ray, out Real distance)
{
return CollisionsHelper.RayIntersectsSphere(ref ray, ref this, out distance);
}
@@ -234,26 +240,21 @@ namespace FlaxEngine
Vector3 center = Vector3.Zero;
for (int i = start; i < upperEnd; ++i)
Vector3.Add(ref points[i], ref center, out center);
center /= (Real)count;
// This is the center of our sphere
center /= (float)count;
//Find the radius of the sphere
var radius = 0f;
// Find the radius of the sphere
Real radius = 0f;
for (int i = start; i < upperEnd; ++i)
{
// We are doing a relative distance comparison to find the maximum distance from the center of our sphere
Vector3.DistanceSquared(ref center, ref points[i], out float distance);
Vector3.DistanceSquared(ref center, ref points[i], out Real distance);
if (distance > radius)
radius = distance;
}
// Find the real distance from the DistanceSquared
radius = Mathf.Sqrt(radius);
// Construct the sphere
result.Center = center;
result.Radius = radius;
result.Radius = Mathf.Sqrt(radius);
}
/// <summary>
@@ -286,13 +287,13 @@ namespace FlaxEngine
/// <param name="result">When the method completes, the newly constructed bounding sphere.</param>
public static void FromBox(ref BoundingBox box, out BoundingSphere result)
{
float x = box.Maximum.X - box.Minimum.X;
float y = box.Maximum.Y - box.Minimum.Y;
float z = box.Maximum.Z - box.Minimum.Z;
var x = box.Maximum.X - box.Minimum.X;
var y = box.Maximum.Y - box.Minimum.Y;
var z = box.Maximum.Z - box.Minimum.Z;
result.Center.X = box.Minimum.X + x * 0.5f;
result.Center.Y = box.Minimum.Y + y * 0.5f;
result.Center.Z = box.Minimum.Z + z * 0.5f;
result.Radius = (float)Math.Sqrt(x * x + y * y + z * z) * 0.5f;
result.Radius = (Real)Math.Sqrt(x * x + y * y + z * z) * 0.5f;
}
/// <summary>
@@ -328,10 +329,9 @@ namespace FlaxEngine
}
Vector3 difference = value2.Center - value1.Center;
float length = difference.Length;
float radius = value1.Radius;
float radius2 = value2.Radius;
Real length = difference.Length;
Real radius = value1.Radius;
Real radius2 = value2.Radius;
if (radius + radius2 >= length)
{
@@ -349,8 +349,8 @@ namespace FlaxEngine
}
Vector3 vector = difference * (1.0f / length);
float min = Math.Min(-radius, length - radius2);
float max = (Math.Max(radius, length + radius2) - min) * 0.5f;
var min = Mathf.Min(-radius, length - radius2);
var max = (Mathf.Max(radius, length + radius2) - min) * 0.5f;
result.Center = value1.Center + vector * (max + min);
result.Radius = max;
@@ -423,10 +423,7 @@ namespace FlaxEngine
/// <returns>A <see cref="System.String" /> that represents this instance.</returns>
public override string ToString()
{
return string.Format(CultureInfo.CurrentCulture,
"Center:{0} Radius:{1}",
Center.ToString(),
Radius.ToString());
return string.Format(CultureInfo.CurrentCulture, "Center:{0} Radius:{1}", Center.ToString(), Radius.ToString());
}
/// <summary>
@@ -516,10 +513,7 @@ namespace FlaxEngine
/// <returns><c>true</c> if the specified <see cref="System.Object" /> is equal to this instance; otherwise, <c>false</c>.</returns>
public override bool Equals(object value)
{
if (!(value is BoundingSphere))
return false;
var strongValue = (BoundingSphere)value;
return Equals(ref strongValue);
return value is BoundingSphere other && Equals(ref other);
}
}
}