public static Vector3 Slerp(Vector3 from, Vector3 to, float step)
{
if (FezMath.AlmostEqual(step, 0.0f))
{
return(from);
}
if (FezMath.AlmostEqual(step, 1f))
{
return(to);
}
float num1 = Vector3.Dot(from, to);
if ((double)num1 == -1.0)
{
Vector3 vector3 = Vector3.Cross(Vector3.Normalize(to - from), Vector3.UnitY);
if ((double)step < 0.5)
{
return(FezMath.Slerp(from, vector3, step * 2f));
}
else
{
return(FezMath.Slerp(vector3, to, (float)(((double)step - 0.5) / 2.0)));
}
}
else
{
double a = Math.Acos((double)MathHelper.Clamp(num1, -1f, 1f));
if (FezMath.AlmostEqual(a, 0.0))
{
return(to);
}
double num2 = Math.Sin(a);
return((float)(Math.Sin((1.0 - (double)step) * a) / num2) * from + (float)(Math.Sin((double)step * a) / num2) * to);
}
}
public void Update(GameTime gameTime)
{
if (this.Reached || this.Paused)
{
return;
}
this.totalElapsed += gameTime.ElapsedGameTime;
int index1 = this.Points.Length - 1;
if (this.totalElapsed >= this.duration)
{
this.TotalStep = 1f;
this.Current = this.Points[index1];
this.totalElapsed = this.duration;
this.Reached = true;
this.Paused = true;
}
else
{
float num1 = SplineInterpolation <T> .EaseInType != EasingType.None ? (SplineInterpolation <T> .EaseOutType != EasingType.None ? (SplineInterpolation <T> .EaseInType != SplineInterpolation <T> .EaseOutType ? Easing.EaseInOut((double)this.totalElapsed.Ticks / (double)this.duration.Ticks, SplineInterpolation <T> .EaseInType, SplineInterpolation <T> .EaseOutType) : Easing.EaseInOut((double)this.totalElapsed.Ticks / (double)this.duration.Ticks, SplineInterpolation <T> .EaseInType)) : Easing.EaseIn((double)this.totalElapsed.Ticks / (double)this.duration.Ticks, SplineInterpolation <T> .EaseInType)) : Easing.EaseOut((double)this.totalElapsed.Ticks / (double)this.duration.Ticks, SplineInterpolation <T> .EaseOutType);
int index2 = (int)MathHelper.Clamp((float)((double)index1 * (double)num1 - 1.0), 0.0f, (float)index1);
int index3 = (int)MathHelper.Clamp((float)index1 * num1, 0.0f, (float)index1);
int index4 = (int)MathHelper.Clamp((float)((double)index1 * (double)num1 + 1.0), 0.0f, (float)index1);
int index5 = (int)MathHelper.Clamp((float)((double)index1 * (double)num1 + 2.0), 0.0f, (float)index1);
double num2 = (double)index3 / (double)index1;
double num3 = (double)index4 / (double)index1 - num2;
float t = (float)FezMath.Saturate(((double)num1 - num2) / (num3 == 0.0 ? 1.0 : num3));
this.TotalStep = num1;
this.Interpolate(this.Points[index2], this.Points[index3], this.Points[index4], this.Points[index5], t);
}
}
private void InitializeSurfaces()
{
this.surfaces.Clear();
foreach (FaceOrientation faceOrientation in Util.GetValues <FaceOrientation>())
{
TrixelEmplacement firstTrixel = new TrixelEmplacement(FezMath.IsPositive(faceOrientation) ? FezMath.AsVector(faceOrientation) * (this.size * 16f - Vector3.One) : Vector3.Zero);
TrixelSurface trixelSurface = new TrixelSurface(faceOrientation, firstTrixel);
Vector3 mask1 = FezMath.GetMask(FezMath.AsAxis(FezMath.GetTangent(faceOrientation)));
int num1 = (int)Vector3.Dot(this.size, mask1) * 16;
Vector3 mask2 = FezMath.GetMask(FezMath.AsAxis(FezMath.GetBitangent(faceOrientation)));
int num2 = (int)Vector3.Dot(this.size, mask2) * 16;
trixelSurface.RectangularParts.Add(new RectangularTrixelSurfacePart()
{
Orientation = faceOrientation,
TangentSize = num1,
BitangentSize = num2,
Start = firstTrixel
});
for (int index1 = 0; index1 < num1; ++index1)
{
for (int index2 = 0; index2 < num2; ++index2)
{
trixelSurface.Trixels.Add(new TrixelEmplacement(firstTrixel + mask1 * (float)index1 + mask2 * (float)index2));
}
}
this.surfaces.Add(trixelSurface);
}
}
public void RecomputeTexCoords(bool widen)
{
for (int index = 0; index < this.artObject.Geometry.Vertices.Length; ++index)
{
this.artObject.Geometry.Vertices[index].TextureCoordinate = FezMath.ComputeTexCoord <VertexPositionNormalTextureInstance>(this.artObject.Geometry.Vertices[index], this.artObject.Size) * (!widen ? Vector2.One : new Vector2(1.333333f, 1f));
}
}
public static Vector3 AlmostClamp(Vector3 v, float epsilon)
{
v.X = FezMath.AlmostClamp(v.X, epsilon);
v.Y = FezMath.AlmostClamp(v.Y, epsilon);
v.Z = FezMath.AlmostClamp(v.Z, epsilon);
return(v);
}
public static void SetupViewport(this GraphicsDevice device, bool forceLetterbox = false)
{
int backBufferWidth = device.PresentationParameters.BackBufferWidth;
int backBufferHeight = device.PresentationParameters.BackBufferHeight;
if (!forceLetterbox)
{
RenderTargetBinding[] renderTargets = device.GetRenderTargets();
if (renderTargets.Length > 0 && renderTargets[0].RenderTarget is Texture2D)
{
return;
}
}
device.ScissorRectangle = new Rectangle(0, 0, backBufferWidth, backBufferHeight);
double num1 = (double)backBufferWidth / (double)backBufferHeight;
int num2 = Math.Max(backBufferWidth / 640 * 640, 1280);
int num3 = FezMath.Round((double)num2 / 1.77777779102325);
device.Viewport = new Viewport()
{
X = (backBufferWidth - num2) / 2,
Y = (backBufferHeight - num3) / 2,
Width = num2,
Height = num3,
MinDepth = 0.0f,
MaxDepth = 1f
};
SettingsManager.viewScale = (float)device.Viewport.Width / 1280f;
}
private void Invalidate(ArtObjectMaterializer.InvalidationContext context)
{
using (IEnumerator <TrixelEmplacement> enumerator = context.Trixels.GetEnumerator())
{
while (enumerator.MoveNext())
{
TrixelEmplacement trixel = enumerator.Current;
for (int index = 0; index < 6; ++index)
{
FaceOrientation face = (FaceOrientation)index;
TrixelEmplacement traversed = trixel.GetTraversal(face);
if (this.IsBorderTrixelFace(traversed))
{
if (Enumerable.Any <TrixelSurface>((IEnumerable <TrixelSurface>) this.surfaces, (Func <TrixelSurface, bool>)(x =>
{
if (x.Orientation == face)
{
return(x.AnyRectangleContains(trixel));
}
else
{
return(false);
}
})))
{
context.Removed.Add(new TrixelFace(trixel, face));
}
if (context.TrixelsExist)
{
context.Added.Add(new TrixelFace(trixel, face));
}
}
else
{
FaceOrientation oppositeFace = FezMath.GetOpposite(face);
if (Enumerable.Any <TrixelSurface>((IEnumerable <TrixelSurface>) this.surfaces, (Func <TrixelSurface, bool>)(x =>
{
if (x.Orientation == oppositeFace)
{
return(x.AnyRectangleContains(traversed));
}
else
{
return(false);
}
})))
{
context.Removed.Add(new TrixelFace(traversed, oppositeFace));
}
if (!context.TrixelsExist)
{
context.Added.Add(new TrixelFace(traversed, oppositeFace));
}
}
}
}
}
}
public void RebuildGeometry()
{
int capacity = Enumerable.Sum <TrixelSurface>((IEnumerable <TrixelSurface>) this.surfaces, (Func <TrixelSurface, int>)(x => x.RectangularParts.Count));
VertexGroup <VertexPositionNormalTextureInstance> vertexGroup = new VertexGroup <VertexPositionNormalTextureInstance>(capacity * 4);
Dictionary <RectangularTrixelSurfacePart, FaceMaterialization <VertexPositionNormalTextureInstance> > dictionary = new Dictionary <RectangularTrixelSurfacePart, FaceMaterialization <VertexPositionNormalTextureInstance> >(capacity);
Vector3 vector3_1 = new Vector3(0.5f);
foreach (RectangularTrixelSurfacePart key in Enumerable.SelectMany <TrixelSurface, RectangularTrixelSurfacePart>((IEnumerable <TrixelSurface>) this.surfaces, (Func <TrixelSurface, IEnumerable <RectangularTrixelSurfacePart> >)(x => (IEnumerable <RectangularTrixelSurfacePart>)x.RectangularParts)))
{
Vector3 normal = FezMath.AsVector(key.Orientation);
Vector3 vector3_2 = FezMath.AsVector(FezMath.GetTangent(key.Orientation)) * (float)key.TangentSize / 16f;
Vector3 vector3_3 = FezMath.AsVector(FezMath.GetBitangent(key.Orientation)) * (float)key.BitangentSize / 16f;
Vector3 position = key.Start.Position / 16f + (key.Orientation >= FaceOrientation.Right ? 1f : 0.0f) * normal / 16f - vector3_1;
if (!dictionary.ContainsKey(key))
{
FaceMaterialization <VertexPositionNormalTextureInstance> faceMaterialization = new FaceMaterialization <VertexPositionNormalTextureInstance>()
{
V0 = vertexGroup.Reference(new VertexPositionNormalTextureInstance(position, normal)),
V1 = vertexGroup.Reference(new VertexPositionNormalTextureInstance(position + vector3_2, normal)),
V2 = vertexGroup.Reference(new VertexPositionNormalTextureInstance(position + vector3_2 + vector3_3, normal)),
V3 = vertexGroup.Reference(new VertexPositionNormalTextureInstance(position + vector3_3, normal))
};
faceMaterialization.SetupIndices(key.Orientation);
dictionary.Add(key, faceMaterialization);
}
}
VertexPositionNormalTextureInstance[] normalTextureInstanceArray = new VertexPositionNormalTextureInstance[vertexGroup.Vertices.Count];
int index = 0;
foreach (SharedVertex <VertexPositionNormalTextureInstance> sharedVertex in (IEnumerable <SharedVertex <VertexPositionNormalTextureInstance> >)vertexGroup.Vertices)
{
normalTextureInstanceArray[index] = sharedVertex.Vertex;
normalTextureInstanceArray[index].TextureCoordinate = FezMath.ComputeTexCoord <VertexPositionNormalTextureInstance>(normalTextureInstanceArray[index]) * (this.EngineState == null || !this.EngineState.InEditor ? Vector2.One : new Vector2(1.333333f, 1f));
sharedVertex.Index = index++;
}
int[] numArray = new int[dictionary.Count * 6];
int num = 0;
foreach (FaceMaterialization <VertexPositionNormalTextureInstance> faceMaterialization in dictionary.Values)
{
for (ushort relativeIndex = (ushort)0; (int)relativeIndex < 6; ++relativeIndex)
{
numArray[num++] = faceMaterialization.GetIndex(relativeIndex);
}
}
if (this.geometry == null)
{
this.geometry = new ShaderInstancedIndexedPrimitives <VertexPositionNormalTextureInstance, Vector4>(PrimitiveType.TriangleList, 220);
this.geometry.NeedsEffectCommit = true;
if (this.group != null)
{
this.group.Geometry = (IIndexedPrimitiveCollection)this.geometry;
}
}
this.geometry.Vertices = normalTextureInstanceArray;
this.geometry.Indices = numArray;
this.DetermineFlags();
}
public static bool In <T>(T value, T value1, T value2, T value3, T value4, T value5, T value6, T value7, T value8) where T : IEquatable <T>
{
if (!FezMath.In <T>(value, value1, value2, value3, value4, value5, value6, value7))
{
return(value.Equals(value8));
}
else
{
return(true);
}
}
public static bool In <T>(T value, T value1, T value2, T value3) where T : IEquatable <T>
{
if (!FezMath.In <T>(value, value1, value2))
{
return(value.Equals(value3));
}
else
{
return(true);
}
}
public static bool In <T>(T value, T value1, T value2, T value3, T value4, T value5, T value6, T value7, T value8, IEqualityComparer <T> comparer)
{
if (!FezMath.In <T>(value, value1, value2, value3, value4, value5, value6, value7, comparer))
{
return(comparer.Equals(value, value8));
}
else
{
return(true);
}
}
protected override void Interpolate(Vector3 p0, Vector3 p1, Vector3 p2, Vector3 p3, float t)
{
if (SplineInterpolation <Vector3> .LongScreenshot)
{
this.Current = FezMath.Slerp(p1, p2, t);
}
else
{
this.Current = Vector3.CatmullRom(p0, p1, p2, p3, t);
}
}
public static bool AlmostEqual(Vector3 a, Vector3 b, float epsilon)
{
if (FezMath.AlmostEqual(a.X, b.X, epsilon) && FezMath.AlmostEqual(a.Y, b.Y, epsilon))
{
return(FezMath.AlmostEqual(a.Z, b.Z, epsilon));
}
else
{
return(false);
}
}
public static bool AlmostEqual(Quaternion a, Quaternion b, float epsilon)
{
if (FezMath.AlmostEqual(a.X, b.X, epsilon) && FezMath.AlmostEqual(a.Y, b.Y, epsilon) && FezMath.AlmostEqual(a.Z, b.Z, epsilon))
{
return(FezMath.AlmostEqual(a.W, b.W, epsilon));
}
else
{
return(false);
}
}
public static bool AlmostWrapEqual(Vector2 a, Vector2 b, float epsilon)
{
if (FezMath.AlmostWrapEqual(a.X, b.X, epsilon))
{
return(FezMath.AlmostWrapEqual(a.Y, b.Y, epsilon));
}
else
{
return(false);
}
}
public static Vector3 MaxClampXZ(this Vector3 vector)
{
Vector3 vector3 = FezMath.Abs(vector);
if ((double)vector3.X >= (double)vector3.Z)
{
return(new Vector3((float)Math.Sign(vector.X), 0.0f, 0.0f));
}
else
{
return(new Vector3(0.0f, 0.0f, (float)Math.Sign(vector.Z)));
}
}
public static float CurveAngle(float from, float to, float step)
{
if (FezMath.AlmostEqual(step, 0.0f))
{
return(from);
}
if (FezMath.AlmostEqual(from, to) || FezMath.AlmostEqual(step, 1f))
{
return(to);
}
Vector2 vector2 = FezMath.Slerp(new Vector2((float)Math.Cos((double)from), (float)Math.Sin((double)from)), new Vector2((float)Math.Cos((double)to), (float)Math.Sin((double)to)), step);
return((float)Math.Atan2((double)vector2.Y, (double)vector2.X));
}
public static float AlmostClamp(float x, float epsilon)
{
if (FezMath.AlmostEqual(x, 0.0f, epsilon))
{
return(0.0f);
}
if (FezMath.AlmostEqual(x, 1f, epsilon))
{
return(1f);
}
if (FezMath.AlmostEqual(x, -1f, epsilon))
{
return(-1f);
}
else
{
return(x);
}
}
public static Vector2 Slerp(Vector2 from, Vector2 to, float step)
{
if (FezMath.AlmostEqual(step, 0.0f))
{
return(from);
}
if (FezMath.AlmostEqual(step, 1f))
{
return(to);
}
double a = Math.Acos((double)MathHelper.Clamp(Vector2.Dot(from, to), -1f, 1f));
if (FezMath.AlmostEqual(a, 0.0))
{
return(to);
}
double num = Math.Sin(a);
return((float)(Math.Sin((1.0 - (double)step) * a) / num) * from + (float)(Math.Sin((double)step * a) / num) * to);
}
public static Vector2 ComputeTexCoord <T>(this T vertex, Vector3 trileSize) where T : ILitVertex, ITexturedVertex
{
FaceOrientation orientation = FezMath.OrientationFromDirection(vertex.Normal);
Vector2 vector2;
switch (orientation)
{
case FaceOrientation.Left:
vector2 = new Vector2(0.375f, 0.0f);
break;
case FaceOrientation.Back:
vector2 = new Vector2(0.375f, 0.0f);
break;
case FaceOrientation.Right:
vector2 = new Vector2(0.25f, 0.0f);
break;
case FaceOrientation.Top:
vector2 = new Vector2(0.5f, 0.0f);
break;
case FaceOrientation.Front:
vector2 = Vector2.Zero;
break;
default:
vector2 = new Vector2(0.625f, 0.0f);
break;
}
Vector3 b = ((Vector3.One - FezMath.Abs(vertex.Normal)) * vertex.Position / trileSize * 2f + vertex.Normal) / 2f + new Vector3(0.5f);
float num1 = FezMath.Dot(FezMath.RightVector(FezMath.AsViewpoint(orientation)), b);
float num2 = FezMath.Dot(FezMath.UpVector(FezMath.AsViewpoint(orientation)), b);
if (orientation != FaceOrientation.Top)
{
num2 = 1f - num2;
}
return(new Vector2(vector2.X + num1 / 8f, vector2.Y + num2));
}
public static FaceOrientation OrientationFromPhi(float phi)
{
phi = FezMath.WrapAngle(phi);
if (FezMath.AlmostEqual(phi, 0.0f))
{
return(FaceOrientation.Front);
}
if (FezMath.AlmostEqual(phi, 1.570796f))
{
return(FaceOrientation.Right);
}
if (FezMath.AlmostEqual(phi, -3.141593f))
{
return(FaceOrientation.Back);
}
if (FezMath.AlmostEqual(phi, -1.570796f))
{
return(FaceOrientation.Left);
}
else
{
return(FezMath.OrientationFromPhi(FezMath.SnapPhi(phi)));
}
}
public MovingTrileInstanceComparer(Vector3 ordering)
{
this.ordering = FezMath.Sign(ordering);
}
public void RebuildGeometry()
{
if (this.surfaces == null)
{
return;
}
if (this.Geometry == null)
{
this.Geometry = new ShaderInstancedIndexedPrimitives <VertexPositionNormalTextureInstance, Matrix>(PrimitiveType.TriangleList, 60);
}
int capacity = Enumerable.Sum <TrixelSurface>((IEnumerable <TrixelSurface>) this.surfaces, (Func <TrixelSurface, int>)(x => x.RectangularParts.Count));
Dictionary <RectangularTrixelSurfacePart, FaceMaterialization <VertexPositionNormalTextureInstance> > dictionary = new Dictionary <RectangularTrixelSurfacePart, FaceMaterialization <VertexPositionNormalTextureInstance> >(capacity * 4);
VertexGroup <VertexPositionNormalTextureInstance> vertexGroup = new VertexGroup <VertexPositionNormalTextureInstance>(capacity);
Vector3 vector3_1 = this.size / 2f;
foreach (RectangularTrixelSurfacePart key in Enumerable.SelectMany <TrixelSurface, RectangularTrixelSurfacePart>((IEnumerable <TrixelSurface>) this.surfaces, (Func <TrixelSurface, IEnumerable <RectangularTrixelSurfacePart> >)(x => (IEnumerable <RectangularTrixelSurfacePart>)x.RectangularParts)))
{
if (!dictionary.ContainsKey(key))
{
Vector3 normal = FezMath.AsVector(key.Orientation);
Vector3 vector3_2 = FezMath.AsVector(FezMath.GetTangent(key.Orientation)) * (float)key.TangentSize / 16f;
Vector3 vector3_3 = FezMath.AsVector(FezMath.GetBitangent(key.Orientation)) * (float)key.BitangentSize / 16f;
Vector3 v = key.Start.Position / 16f + (FezMath.IsPositive(key.Orientation) ? 1f : 0.0f) * normal / 16f - vector3_1;
FaceMaterialization <VertexPositionNormalTextureInstance> faceMaterialization = new FaceMaterialization <VertexPositionNormalTextureInstance>()
{
V0 = vertexGroup.Reference(new VertexPositionNormalTextureInstance(FezMath.Round(v, 4), normal)),
V1 = vertexGroup.Reference(new VertexPositionNormalTextureInstance(FezMath.Round(v + vector3_2, 4), normal)),
V2 = vertexGroup.Reference(new VertexPositionNormalTextureInstance(FezMath.Round(v + vector3_2 + vector3_3, 4), normal)),
V3 = vertexGroup.Reference(new VertexPositionNormalTextureInstance(FezMath.Round(v + vector3_3, 4), normal))
};
faceMaterialization.SetupIndices(key.Orientation);
dictionary.Add(key, faceMaterialization);
}
}
VertexPositionNormalTextureInstance[] normalTextureInstanceArray = new VertexPositionNormalTextureInstance[vertexGroup.Vertices.Count];
int index = 0;
foreach (SharedVertex <VertexPositionNormalTextureInstance> sharedVertex in (IEnumerable <SharedVertex <VertexPositionNormalTextureInstance> >)vertexGroup.Vertices)
{
normalTextureInstanceArray[index] = sharedVertex.Vertex;
normalTextureInstanceArray[index].TextureCoordinate = FezMath.ComputeTexCoord <VertexPositionNormalTextureInstance>(normalTextureInstanceArray[index], this.size) * new Vector2(1.333333f, 1f);
sharedVertex.Index = index++;
}
int[] numArray = new int[dictionary.Count * 6];
int num = 0;
foreach (FaceMaterialization <VertexPositionNormalTextureInstance> faceMaterialization in dictionary.Values)
{
for (ushort relativeIndex = (ushort)0; (int)relativeIndex < 6; ++relativeIndex)
{
numArray[num++] = faceMaterialization.GetIndex(relativeIndex);
}
}
this.Geometry.Vertices = normalTextureInstanceArray;
this.Geometry.Indices = numArray;
if (this.artObject == null)
{
return;
}
this.PostInitialize();
}
public static Vector3 AlmostClamp(Vector3 v)
{
return(FezMath.AlmostClamp(v, 1.0 / 1000.0));
}
public static float AlmostClamp(float x)
{
return(FezMath.AlmostClamp(x, 1.0 / 1000.0));
}
public static bool AlmostWrapEqual(float a, float b, float epsilon)
{
return(FezMath.AlmostEqual(Vector2.Dot(new Vector2((float)Math.Cos((double)a), (float)Math.Sin((double)a)), new Vector2((float)Math.Cos((double)b), (float)Math.Sin((double)b))), 1f, epsilon));
}
public static bool AlmostWrapEqual(float a, float b)
{
return(FezMath.AlmostWrapEqual(a, b, 1.0 / 1000.0));
}
public static bool AlmostWrapEqual(Vector2 a, Vector2 b)
{
return(FezMath.AlmostWrapEqual(a, b, 1.0 / 1000.0));
}
public static bool AlmostEqual(Vector3 a, Vector3 b)
{
return(FezMath.AlmostEqual(a, b, 1.0 / 1000.0));
}
public static bool AlmostEqual(Quaternion a, Quaternion b)
{
return(FezMath.AlmostEqual(a, b, 1.0 / 1000.0));
}