/// <summary>
/// is the given point inside the path tube?
/// </summary>
/// <param name="pathway"></param>
/// <param name="point"></param>
/// <returns></returns>
public static bool IsInsidePath(this IPathway pathway, Vector3 point)
{
float outside;
Vector3 tangent;
pathway.MapPointToPath(point, out tangent, out outside);
return outside < 0;
}
public static void ResetLocalSpace(out Vector3 forward, out Vector3 side, out Vector3 up, out Vector3 position)
{
forward = -Vector3.UnitZ;
side = Vector3.UnitX;
up = Vector3.UnitY;
position = Vector3.Zero;
}
static int AddStaticBody(Simulation simulation, System.Numerics.Vector3 position, BepuUtilities.Quaternion rotation, object shapeType)
{
switch (shapeType)
{
case IBoxDetection boxDetection:
IBoxDetection box = shapeType as IBoxDetection;
var boxShape = new Box(box.GetSize().x, box.GetSize().y, box.GetSize().z);
return(simulation.Statics.Add(new StaticDescription(new System.Numerics.Vector3(position.X, position.Y, position.Z),
new BepuUtilities.Quaternion(rotation.X, rotation.Y, rotation.Z, rotation.W),
new CollidableDescription(simulation.Shapes.Add(boxShape), 0.01f))));
case ISphereDetection sphereDetection:
ISphereDetection sphere = shapeType as ISphereDetection;
var sphereShape = new Sphere(sphere.GetRadius());
return(simulation.Statics.Add(new StaticDescription(new System.Numerics.Vector3(position.X, position.Y, position.Z),
new BepuUtilities.Quaternion(rotation.X, rotation.Y, rotation.Z, rotation.W),
new CollidableDescription(simulation.Shapes.Add(sphereShape), 0.01f))));
case ICapsuleDetection capsuleDetection:
ICapsuleDetection capsule = shapeType as ICapsuleDetection;
var capsuleShape = new Capsule(capsule.GetRadius(), capsule.GetHeight());
return(simulation.Statics.Add(new StaticDescription(new System.Numerics.Vector3(position.X, position.Y, position.Z),
new BepuUtilities.Quaternion(rotation.X, rotation.Y, rotation.Z, rotation.W),
new CollidableDescription(simulation.Shapes.Add(capsuleShape), 0.01f))));
default:
throw new System.ArgumentException(message: CouldNotInitializeMessage, nameof(shapeType));
}
}
public void Draw(RenderTarget target, RenderStates states)
{
if (VertexArray == null || VertexArray.Length == 0 || VertexArray.Length % 4 != 0)
{
return;
}
System.Numerics.Vector3 Location = GetLocation_WorldSpace();
System.Numerics.Quaternion Rotation = GetRotation_WorldSpace(); //TODO: Get the rotation out of this quat
System.Numerics.Vector3 Scale = GetScale_WorldSpace();
Transform tf = Transform.Identity;
tf.Translate(Location.X, Location.Y);
//tf.Scale(Scale.X, Scale.Y);
states.Transform *= tf;
if (Texture.Loaded)
{
states.Texture = Texture.Get <Texture>();
}
target.Draw(VertexArray, PrimitiveType, states);
}
/**
* Face breaker for EDGE-FACE-FACE / FACE-FACE-EDGE
*
* @param facePos face position on the faces array
* @param newPos1 new vertex position
* @param newPos2 new vertex position
* @param endVertex vertex used for the split
*/
private void breakFaceInFour(int facePos, Point3d newPos1, Point3d newPos2, Vertex endVertex)
{
Face face = faces[facePos];
faces.RemoveAt(facePos);
Vertex vertex1 = addVertex(newPos1, face.v1.getColor(), Vertex.BOUNDARY);
Vertex vertex2 = addVertex(newPos2, face.v1.getColor(), Vertex.BOUNDARY);
if (endVertex.equals(face.v1))
{
addFace(face.v1, vertex1, vertex2);
addFace(vertex1, face.v2, vertex2);
addFace(face.v2, face.v3, vertex2);
addFace(face.v3, face.v1, vertex2);
}
else if (endVertex.equals(face.v2))
{
addFace(face.v2, vertex1, vertex2);
addFace(vertex1, face.v3, vertex2);
addFace(face.v3, face.v1, vertex2);
addFace(face.v1, face.v2, vertex2);
}
else
{
addFace(face.v3, vertex1, vertex2);
addFace(vertex1, face.v1, vertex2);
addFace(face.v1, face.v2, vertex2);
addFace(face.v2, face.v3, vertex2);
}
}
/**
* Face breaker for EDGE-EDGE-EDGE
*
* @param facePos face position on the faces array
* @param newPos1 new vertex position
* @param newPos2 new vertex position
* @param splitEdge edge that will be split
*/
private void breakFaceInThree(int facePos, Point3d newPos1, Point3d newPos2, int splitEdge)
{
Face face = faces[facePos];
faces.RemoveAt(facePos);
Vertex vertex1 = addVertex(newPos1, face.v1.getColor(), Vertex.BOUNDARY);
Vertex vertex2 = addVertex(newPos2, face.v1.getColor(), Vertex.BOUNDARY);
if (splitEdge == 1)
{
addFace(face.v1, vertex1, face.v3);
addFace(vertex1, vertex2, face.v3);
addFace(vertex2, face.v2, face.v3);
}
else if (splitEdge == 2)
{
addFace(face.v2, vertex1, face.v1);
addFace(vertex1, vertex2, face.v1);
addFace(vertex2, face.v3, face.v1);
}
else
{
addFace(face.v3, vertex1, face.v2);
addFace(vertex1, vertex2, face.v2);
addFace(vertex2, face.v1, face.v2);
}
}
public override bool PlaceBlock(Level world, Player player, BlockCoordinates blockCoordinates, BlockFace face, Vector3 faceCoords)
{
Metadata = (byte) face;
world.SetBlock(this);
return true;
}
private static VECTOR3 _GetMainAxis(ReadOnlySpan <PointNode> nodes)
{
if (nodes.Length < 2)
{
return(VECTOR3.UnitX);
}
if (nodes.Length == 2)
{
var d = new POINT3(nodes[1].Point - nodes[0].Point);
// calculate a vector perpendicular to D
var a = VECTOR3.Cross(d.XYZ, d.DominantAxis == 0 ? VECTOR3.UnitY : VECTOR3.UnitX);
System.Diagnostics.Debug.Assert(a != VECTOR3.Zero);
return(a);
}
var axis = VECTOR3.Zero;
for (int i = 2; i < nodes.Length; i++)
{
var ab = nodes[i - 2].Point - nodes[i - 1].Point;
var ac = nodes[i - 1].Point - nodes[i - 0].Point;
axis += VECTOR3.Cross(ab, ac);
}
return(VECTOR3.Normalize(axis));
}
public Mesh(string fileName = null)
{
Filename = fileName;
MinVertex = new Vector3(float.PositiveInfinity, float.PositiveInfinity, float.PositiveInfinity);
MaxVertex = new Vector3(float.NegativeInfinity, float.NegativeInfinity, float.NegativeInfinity);
SubMeshes = new List<SubMesh>();
}
public override void UseItem(Level world, Player player, BlockCoordinates targetCoordinates, BlockFace face, Vector3 faceCoords)
{
//if (player.GameMode != GameMode.Creative)
//{
// Item itemStackInHand = player.Inventory.GetItemInHand();
// itemStackInHand.Count--;
// if (itemStackInHand.Count <= 0)
// {
// // set empty
// player.Inventory.Slots[player.Inventory.Slots.IndexOf(itemStackInHand)] = new ItemAir();
// }
//}
_block.Coordinates = GetNewCoordinatesFromFace(targetCoordinates, face);
_block.Metadata = (byte) Metadata;
if ((player.GetBoundingBox() - 0.01f).Intersects(_block.GetBoundingBox()))
{
Log.Debug("Can't build where you are standing: " + _block.GetBoundingBox());
return;
}
if (!_block.CanPlace(world, face)) return;
if (_block.PlaceBlock(world, player, targetCoordinates, face, faceCoords)) return; // Handled
world.SetBlock(_block);
}
/// <summary>
/// how far outside path tube is the given point? (negative is inside)
/// </summary>
/// <param name="pathway"></param>
/// <param name="point"></param>
/// <returns></returns>
public static float HowFarOutsidePath(this IPathway pathway, Vector3 point)
{
float outside;
Vector3 tangent;
pathway.MapPointToPath(point, out tangent, out outside);
return outside;
}
private bool CreateVector3(string label, ref Num.Vector3 v, MinMaxDescription minMax)
{
switch (minMax.Type)
{
case MinMaxDescriptionType.ZeroToOne:
return(ImGui.SliderFloat3(label, ref v, 0, 1));
case MinMaxDescriptionType.MinusOneToOne:
return(ImGui.SliderFloat3(label, ref v, -1, 1));
case MinMaxDescriptionType.ZeroToInfinity:
return(ImGui.DragFloat3(label, ref v, this.DragSpeed, 0, float.MaxValue));
case MinMaxDescriptionType.Custom:
if ((minMax.Max - minMax.Min) < SliderDragThreshold)
{
return(ImGui.SliderFloat3(label, ref v, minMax.Min, minMax.Max));
}
return(ImGui.DragFloat3(label, ref v, this.DragSpeed, minMax.Min, minMax.Max));
case MinMaxDescriptionType.MinusInfinityToInfinity:
default:
return(ImGui.DragFloat3(label, ref v, this.DragSpeed));
}
}
public Mesh(string filename, List<SubMesh> subMeshes)
{
Filename = filename;
MinVertex = new Vector3(float.PositiveInfinity, float.PositiveInfinity, float.PositiveInfinity);
MaxVertex = new Vector3(float.NegativeInfinity, float.NegativeInfinity, float.NegativeInfinity);
SubMeshes = subMeshes;
}
public void Render(Renderer renderer)
{
SFMLRenderer sfmlRenderer = renderer as SFMLRenderer;
System.Numerics.Vector3 Location = GetLocation_WorldSpace();
System.Numerics.Quaternion Rotation = GetRotation_WorldSpace(); //TODO: Get the rotation out of this quat
System.Numerics.Vector3 Scale = GetScale_WorldSpace();
Transform tf = Transform.Identity;
tf.Translate(Location.X, Location.Y);
tf.Scale(Scale.X, Scale.Y);
RenderStates RS = RenderStates.Default;
RS.Transform = tf;
SFMLEngine engine = Engine.Instance as SFMLEngine;
if (Texture.Loaded)
{
//Texture.Get<Sprite>().Position = new Vector2f(Location.X, Location.Y);
engine?.Window.Draw(Texture.Get <Sprite>(), RS);
}
}
// 000 001 010 011 100
public override bool PlaceBlock(Level world, Player player, BlockCoordinates blockCoordinates, BlockFace face, Vector3 faceCoords)
{
byte direction = player.GetDirection();
byte upper = (byte) ((faceCoords.Y > 0.5 && face != BlockFace.Up) || face == BlockFace.Down ? 0x04 : 0x00);
switch (direction)
{
case 0:
Metadata = (byte) (0 | upper);
break;
case 1:
Metadata = (byte) (2 | upper);
break;
case 2:
Metadata = (byte) (1 | upper);
break;
case 3:
Metadata = (byte) (3 | upper);
break;
}
world.SetBlock(this);
return true;
}
private void ReadFile(string filename)
{
try
{ // Open the text file using a stream reader.
using (StreamReader sr = new StreamReader(filename))
{
// Read the stream to a string, and write the string to the console.
//String line = sr.ReadToEnd();
while (sr.Peek() >= 0)
{
//Console.WriteLine(sr.ReadLine());
var line = sr.ReadLine();
var words = line.Split(' ');
var point = new SN.Vector3(Int32.Parse(words[0]), Int32.Parse(words[1]), Int32.Parse(words[2]));
var shapes = new SN.Vector3(Int32.Parse(words[3]), Int32.Parse(words[4]), Int32.Parse(words[5]));
var block = new Block(point, shapes);
this.blocks.Add(block);
}
}
}
catch (IOException e)
{
Console.WriteLine("The file could not be read:");
Console.WriteLine(e.Message);
}
}
public override bool PlaceBlock(Level world, Player player, BlockCoordinates blockCoordinates, BlockFace face, Vector3 faceCoords)
{
byte direction = player.GetDirection();
switch (face)
{
case BlockFace.South: // ok
Metadata = 0;
break;
case BlockFace.North:
Metadata = 1;
break;
case BlockFace.West:
Metadata = 2;
break;
case BlockFace.East: // ok
Metadata = 3;
break;
}
Log.Warn($"Direction={direction}, face={face}, metadata={Metadata}");
world.SetBlock(this);
return true;
}
//get the average of all values between two timestamps
public Vector3 GetAverageBetween(long from, long to)
{
lock (this)
{
CleanUp();
Vector3 sum = new Vector3();
int count = 0;
foreach (TimeStampedVector tsv in m_data)
{
//Console.WriteLine("timestamp: " + tsv.m_timeStamp);
if (tsv.m_timeStamp < from)
{
continue;
}
if (tsv.m_timeStamp > to)
{
break;
}
count++;
sum += tsv.m_data;
}
sum /= count;
return(sum);
}
}
internal Character(int unitId, string name, Bepu bepu, System.Numerics.Vector3 startPosition) : base(unitId, name, startPosition)
{
this.bepu = bepu;
collider.isPassThrough = false;
collider.type = Collider.Type.Characer;
moveSpeed = walkSpeed;
}
private void drawoXYZ()
{
SN.Vector3 oz = new SN.Vector3(0, 0, 600);
SN.Vector3 oy = new SN.Vector3(0, 600, 0);
SN.Vector3 ox = new SN.Vector3(600, 0, 0);
List <SN.Vector3> l = new List <SN.Vector3>();
l.Add(ox);
l.Add(oy);
l.Add(oz);
foreach (SN.Vector3 axe in l)
{
var p3d = camera.ComputePointOnPlane(axe);
var oo3d = camera.ComputePointOnPlane(new SN.Vector3(0, 0, 0));
SN.Vector2 p = new SN.Vector2(p3d.X, p3d.Y);
SN.Vector2 oo = new SN.Vector2(oo3d.X, oo3d.Y);
Color c = Color.Red;
if (axe.Y > 0)
{
c = Color.Yellow;
}
else if (axe.Z > 0)
{
c = Color.Green;
}
this.DrawLine(oo, p, c);
// this.DrawLine(oo,new SN.Vector2(300,0), Color.Pink);
}
}
/**
* Method used to add a vertex properly for internal methods
*
* @param pos vertex position
* @param color vertex color
* @param status vertex status
* @return the vertex inserted (if a similar vertex already exists, this is returned)
*/
private Vertex addVertex(Point3d pos, Vector4 color, int status)
{
int i;
//if already there is an equal vertex, it is not inserted
Vertex vertex = new Vertex(pos, color, status);
for (i = 0; i < vertices.Count; i++)
{
if (vertex.equals(vertices[i]))
{
break;
}
}
if (i == vertices.Count)
{
vertices.Add(vertex);
return(vertex);
}
else
{
vertex = vertices[i];
vertex.setStatus(status);
return(vertex);
}
}
public LocalSpace(Vector3 up, Vector3 forward, Vector3 position)
{
Up = up;
Forward = forward;
Position = position;
SetUnitSideFromForwardAndUp();
}
// Given an arbitrary point ("A"), returns the nearest point ("P") on
// this path. Also returns, via output arguments, the path tangent at
// P and a measure of how far A is outside the Pathway's "tube". Note
// that a negative distance indicates A is inside the Pathway.
public virtual Vector3 MapPointToPath(Vector3 point, out Vector3 tangent, out float outside)
{
float minDistance = float.MaxValue;
Vector3 onPath = Vector3.Zero;
tangent = Vector3.Zero;
// loop over all segments, find the one nearest to the given point
for (int i = 1; i < PointCount; i++)
{
Vector3 chosen;
float d = PointToSegmentDistance(point, Points[i - 1], Points[i], Tangents[i], Lengths[i], out chosen);
if (d < minDistance)
{
minDistance = d;
onPath = chosen;
tangent = Tangents[i];
}
}
// measure how far original point is outside the Pathway's "tube"
outside = Vector3.Distance(onPath, point) - Radius;
// return point on path
return onPath;
}
private static Colour RayColour(Ray r, Hittable world, int depth)
{
// If we've exceeded the ray bounce limit, no more light is gathered.
if (depth <= 0)
{
return(Colour.Zero);
}
HitRecord rec = new HitRecord();
if (world.Hit(r, 0.001f, float.PositiveInfinity, ref rec))
{
Ray scattered = new Ray();
Colour attenuation = new Colour();
if (rec.Mat.Scatter(ref r, ref rec, ref attenuation, ref scattered))
{
return(attenuation * RayColour(scattered, world, depth - 1));
}
return(Colour.Zero);
}
Vector3 unitDirection = Vector3.Normalize(r.Direction);
float t = 0.5f * (unitDirection.Y + 1f);
return((1f - t) * Colour.One + t * new Colour(0.5f, 0.7f, 1.0f));
}
public override void UseItem(Level world, Player player, BlockCoordinates blockCoordinates, BlockFace face, Vector3 faceCoords)
{
if (player.GameMode != GameMode.Creative)
{
Item itemStackInHand = player.Inventory.GetItemInHand();
itemStackInHand.Count--;
if (itemStackInHand.Count <= 0)
{
// set empty
player.Inventory.Slots[player.Inventory.Slots.IndexOf(itemStackInHand)] = new ItemAir();
}
}
var coor = GetNewCoordinatesFromFace(blockCoordinates, face);
Chest chest = new Chest
{
Coordinates = coor,
};
if (!chest.CanPlace(world, face)) return;
chest.PlaceBlock(world, player, coor, face, faceCoords);
// Then we create and set the sign block entity that has all the intersting data
ChestBlockEntity chestBlockEntity = new ChestBlockEntity
{
Coordinates = coor
};
world.SetBlockEntity(chestBlockEntity);
}
public override bool PlaceBlock(Level world, Player player, BlockCoordinates blockCoordinates, BlockFace face, Vector3 faceCoords)
{
if (face == BlockFace.Down) return true;
switch (face)
{
case BlockFace.Up:
Metadata = 5;
break;
case BlockFace.East:
Metadata = 4;
break;
case BlockFace.West:
Metadata = 3;
break;
case BlockFace.North:
Metadata = 2;
break;
case BlockFace.South:
Metadata = 1;
break;
}
world.SetBlock(this);
return true;
}
// Convert an AnatomyEngine mesh to a Godot mesh:
public GodotMeshConverter(UVMesh mesh)
{
// Initialize the arrays that are needed:
Godot.Collections.Array arrays = new Godot.Collections.Array();
arrays.Resize((int)Mesh.ArrayType.Max);
int vertexCount = mesh.VertexList.Count;
Godot.Vector3[] normal_array = new Godot.Vector3[vertexCount];
Godot.Vector3[] vertex_array = new Godot.Vector3[vertexCount];
// Populate the arrays from the input mesh data:
for (int i = 0; i < vertexCount; i++)
{
Numerics.Vector3 vertex = mesh.VertexList[i].Position;
Numerics.Vector3 normal = mesh.VertexList[i].Normal;
vertex_array[i] = new Godot.Vector3(vertex.X, vertex.Y, vertex.Z);
normal_array[i] = new Godot.Vector3(normal.X, normal.Y, normal.Z);
}
// The index list doesn't need to be converted:
int[] index_array = mesh.IndexList.ToArray();
// Put the data arrays in a larger array for Godot to understand what the arrays represent:
arrays[(int)Mesh.ArrayType.Vertex] = vertex_array;
arrays[(int)Mesh.ArrayType.Normal] = normal_array;
arrays[(int)Mesh.ArrayType.Index] = index_array;
// Finally, upload the mesh to GPU:
this.AddSurfaceFromArrays(Mesh.PrimitiveType.Triangles, arrays);
}
private void InterpolateKeys(double animationTime, AnimationLayer layer, ref Quaternion rotation, ref Vector3 translation, ref Vector3 scale, PRSKey prsKey, PRSKey nextPrsKey)
{
var nextTime = (nextPrsKey.Time < prsKey.Time
? (nextPrsKey.Time + Animation.Duration)
: nextPrsKey.Time);
var blend = ( float )(animationTime / nextTime);
if (prsKey.HasRotation)
{
rotation = Quaternion.Slerp(prsKey.Rotation, nextPrsKey.Rotation, blend);
}
if (prsKey.HasPosition)
{
translation = Vector3.Lerp(prsKey.Position * layer.PositionScale,
nextPrsKey.Position * layer.PositionScale,
blend);
}
if (prsKey.HasScale)
{
scale = Vector3.Lerp(prsKey.Scale * layer.ScaleScale,
nextPrsKey.Scale * layer.ScaleScale,
blend);
}
}
private static void _Fill(Span <PointNode> nodes, ReadOnlySpan <VECTOR3> points, float diameter, bool closed)
{
System.Diagnostics.Debug.Assert(points.Length > 1);
System.Diagnostics.Debug.Assert(points[0] != points[points.Length - 1]);
var joinPoint = closed ? VECTOR3.Normalize(points[points.Length - 1] - points[0]) : VECTOR3.Zero;
for (int i = 0; i < nodes.Length; i++)
{
nodes[i].Point = points[i];
nodes[i].Diameter = diameter;
var prevDir = i > 0 ? VECTOR3.Normalize(points[i - 1] - points[i]) : joinPoint;
var nextDir = i < points.Length - 1 ? VECTOR3.Normalize(points[i] - points[i + 1]) : joinPoint;
var angle = POINT3.AngleInRadians(prevDir, nextDir);
nodes[i].Angle = float.IsNaN(angle) ? 0 : angle;
nodes[i].Direction = -VECTOR3.Normalize(prevDir + nextDir);
nodes[i].Axis = VECTOR3.Normalize(VECTOR3.Cross(prevDir, nextDir));
if (float.IsNaN(nodes[i].Axis.X))
{
nodes[i].Axis = VECTOR3.Zero;
}
}
}
/// <summary>
/// Constructs a Vector4 from the given Vector3 and a W component.
/// </summary>
/// <param name="value">The vector to use as the X, Y, and Z components.</param>
/// <param name="w">The W component.</param>
public Vector4(Vector3 value, Single w)
{
X = value.X;
Y = value.Y;
Z = value.Z;
W = w;
}
private readonly void _FillSection(Span <POINT3> points, int divisions, VECTOR3 mainAxis)
{
var r = _AdjustNGonRadius(Diameter / 2, divisions);
var nz = Direction;
var ny = VECTOR3.Cross(nz, mainAxis);
var nx = VECTOR3.Cross(ny, nz);
nx = VECTOR3.Normalize(nx);
ny = VECTOR3.Normalize(ny);
var nt = this.GetScale(4);
for (int i = 0; i < divisions; ++i)
{
var angle = -PI * 2 * i / divisions;
#if NETSTANDARD2_1_OR_GREATER
var p = nx * MathF.Cos(angle) + ny * MathF.Sin(angle) * nt;
#else
var p = nx * (float)Math.Cos(angle) + ny * (float)Math.Sin(angle) * nt;
#endif
points[i] = Point + p * r;
}
POINT3.DebugAssertIsFinite(points);
}
public static double GetPlayerDistance(System.Numerics.Vector3 myLoc, System.Numerics.Vector3 enemyLoc)
{
double dist = System.Math.Sqrt(System.Math.Pow(enemyLoc.X - myLoc.X, 2) + System.Math.Pow(enemyLoc.Y - myLoc.Y, 2) + System.Math.Pow(enemyLoc.Z - myLoc.Z, 2));
dist *= 0.01905F;
return(dist);
}
private Vector3 NumCross(Vector3 first, Vector3 second)
{
Num.Vector3 vec1 = new Num.Vector3(first.X, first.Y, first.Z);
Num.Vector3 vec2 = new Num.Vector3(second.X, second.Y, second.Z);
Num.Vector3 result = Num.Vector3.Cross(vec1, vec2);
return(new Vector3(result.X, result.Y, result.Z));
}
private static HittableList RandomScene()
{
HittableList world = new HittableList();
Material groundMat = new Lambertian(new Colour(0.5f, 0.5f, 0.5f));
world.Add(new Sphere(new Point3(0, -1000, 0), 1000, groundMat));
for (int a = -11; a < 11; a++)
{
for (int b = -11; b < 11; b++)
{
double chooseMat = random.NextDouble();
Point3 centre = new Point3((float)(a + 0.9 * random.NextDouble()), 0.2f, (float)(b + 0.9 * random.NextDouble()));
if ((centre - new Point3(4, 0.2f, 0)).Length() > 0.9f)
{
Material sphereMat;
float radius = random.NextDouble() / 10f + 0.15f;
centre.Y = radius;
if (chooseMat < 0.8f)
{
// Diffuse
Colour albedo = RandVector(0, 1) * RandVector(0, 1);
sphereMat = new Lambertian(albedo);
world.Add(new Sphere(centre, radius, sphereMat));
}
else if (chooseMat < 0.95)
{
// Metal
Colour albedo = RandVector(0.5f, 1);
float fuzz = (float)(random.NextDouble() / 2);
sphereMat = new Metal(albedo, fuzz);
world.Add(new Sphere(centre, radius, sphereMat));
}
else
{
// Glass
sphereMat = new Dielectric(RandFloat(1.3f, 1.7f));
world.Add(new Sphere(centre, radius, sphereMat));
}
}
}
}
Material material1 = new Dielectric(1.5f);
world.Add(new Sphere(new Point3(0, 1, 0), 1.0f, material1));
Material material2 = new Lambertian(new Colour(0.4f, 0.2f, 0.1f));
world.Add(new Sphere(new Point3(-4, 1, 0), 1.0f, material2));
Material material3 = new Metal(new Colour(0.7f, 0.6f, 0.5f), 0.0f);
world.Add(new Sphere(new Point3(4, 1, 0), 1.0f, material3));
return(world);
}
public UnturnedPlayerDamagedEvent(IPlayer player, EDeathCause deathCause, ELimb limb, IUser damageDealer, Vector3 direction, float damage, float times, EventExecutionTargetContext executionTarget = EventExecutionTargetContext.Sync, bool global = true) : base(player, damage, damageDealer, executionTarget, global)
{
DeathCause = deathCause;
Limb = limb;
Direction = direction;
Damage = damage;
Times = times;
}
public UnturnedPlayerDamagedEvent(IPlayer player, EDeathCause deathCause, ELimb limb, IUser damageDealer, Vector3 direction, float damage, float times) : base(player, damage, damageDealer)
{
DeathCause = deathCause;
Limb = limb;
Direction = direction;
Damage = damage;
Times = times;
}
/// <summary>
/// Gets the distance from the plane to the point.
/// </summary>
/// <param name="plane"></param>
/// <param name="point"></param>
/// <returns></returns>
public static float Distance(this Plane plane, Vector3 point)
{
//http://stackoverflow.com/questions/4436160/distance-to-a-plane
float dot = Vector3.Dot(plane.Normal, point);
float value = dot + plane.D;
return value;
}
private bool WithinArea(Vector3 location)
{
var differenceFromCenter = this.Position - location;
var uLength = Util.Projection(differenceFromCenter, uDirection);
var vLength = Util.Projection(differenceFromCenter, vDirection);
return uLength.Magnitude() <= width / 2f && vLength.Magnitude() <= height / 2f;
}
/// <summary>
///
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="myItem"></param>
/// <returns></returns>
public bool ContainsPoint(System.Numerics.Vector3 myItem)
{
foreach (var A in this.IterateDataNodes(delegate(IAABBNode myNode) { return(myNode.Bounds.Contains(myItem) == ContainmentType.Contains); }, Root))
{
return(true);
}
return(false);
}
public static Matrix4x4 Right(this Matrix4x4 matrix, Vector3 value)
{
matrix.M11 = value.X;
matrix.M12 = value.Y;
matrix.M13 = value.Z;
return matrix;
}
internal Unit(int unitId, string name, System.Numerics.Vector3 startPosition)
{
Console.WriteLine("start position");
this.startPosition = new System.Numerics.Vector3(startPosition.X, startPosition.Y + (size.Y / 2f), startPosition.Z);
collider.type = Collider.Type.Unit;
this.name = name;
this.unitId = unitId;
}
public SimpleVertex(Vector3 position, Vector3 normal, Color4f color)
{
this.Color = color;
this.Normal = Vector3.Normalize(normal);
this.Position = position;
this.__packing = 0f;
}
public Polygon(Vector3 position, IEnumerable<Vector3> points)
{
var pointsArray = points.ToArray();
this.points = pointsArray;
var rightDirection = pointsArray[0] - pointsArray[1];
NormalDirection = Vector3.Cross(Util.UpVector, rightDirection);
}
public override bool Scatter(ref Ray rIn, ref HitRecord rec, ref Point3 attenuation, ref Ray scattered)
{
Vector3 reflected = Program.VecReflect(Vector3.Normalize(rIn.Direction), rec.Normal);
scattered = new Ray(rec.P, reflected + Fuzz * Program.RandInUnitSphere());
attenuation = Albedo;
return(Vector3.Dot(scattered.Direction, rec.Normal) > 0);
}
public static Matrix4x4 Up(this Matrix4x4 matrix, Vector3 value)
{
matrix.M21 = value.X;
matrix.M22 = value.Y;
matrix.M23 = value.Z;
return matrix;
}
private void InspectVector3()
{
Num.Vector3 value = GetValue <Vector3>().ToNumerics();
if (ImGui.DragFloat3(_name, ref value))
{
SetValue(value.ToXNA());
}
}
internal Unit(int unitId, string name, System.Numerics.Vector3 startPosition)
{
collider.type = Collider.Type.Unit;
this.name = name;
this.unitId = unitId;
this.startPosition = startPosition;
this.startPosition.Y = 3;
}
public void WorldToScreen(IGameViewport viewport, Vector3 worldPos, out Vector2 screenPos)
{
screenPos = viewport.Camera.WorldToScreen(worldPos);
var offset2d = viewport.Camera.Get2dTranslation();
screenPos.X += offset2d.X;
screenPos.Y += offset2d.Y;
}
public Attributes3D(Vector3 pos, Vector3 vel, Vector3 forward, Vector3 up)
: this()
{
Position = pos;
Velocity = vel;
Forward = forward;
Up = up;
}
// ReSharper restore NotAccessedField.Global
// ReSharper restore MemberCanBePrivate.Global
public VertexPositionTextureNormalBinormalTangent(Vector3 position, Vector2 textureCoordinate, Vector3 normal, Vector3 binormal, Vector3 tangent)
{
Position = position.ToXNA();
TextureCoordinate = textureCoordinate.ToXNA();
Normal = normal.ToXNA();
Binormal = binormal.ToXNA();
Tangent = tangent.ToXNA();
}
/// <summary>
/// R_RotateForEntity
/// </summary>
public override void RotateForEntity(Vector3 origin, Vector3 angles)
{
GL.Translate(origin.X, origin.Y, origin.Z);
GL.Rotate(angles.Y, 0, 0, 1);
GL.Rotate(-angles.X, 0, 1, 0);
GL.Rotate(angles.Z, 1, 0, 0);
}
/// <summary>
/// Transforms a point in global space to its equivalent in local space.
/// </summary>
/// <param name="basis">The basis which this should operate on</param>
/// <param name="globalPosition">The global space position to transform.</param>
/// <returns>The global space position transformed to local space.</returns>
public static Vector3 LocalizePosition(this ILocalSpaceBasis basis, Vector3 globalPosition)
{
// global offset from local origin
Vector3 globalOffset = globalPosition - basis.Position;
// dot offset with local basis vectors to obtain local coordiantes
return LocalizeDirection(basis, globalOffset);
}
public SimpleVertex(Vector3 position, Vector3 normal, Color4f color)
{
this.Color = color;
this.Normal = Vector3.Normalize(normal);
this.Position = position;
this.__packing = 0f;
}
public ObjParser(byte[] data)
{
char[] splitCharacters = new char[] { ' ' };
string line;
using (TextReader reader = new StreamReader((new MemoryStream(data))))
{
while ((line = reader.ReadLine()) != null)
{
line = line.Trim(splitCharacters);
line = line.Replace(" ", " ");
string[] parameters = line.Split(splitCharacters);
switch (parameters[0])
{
case "mtllib": //material lib
materialFileName = parameters[1];
break;
case "p": // Point
break;
case "v": // Vertex
float x = float.Parse(parameters[1], CultureInfo.InvariantCulture);
float y = float.Parse(parameters[2], CultureInfo.InvariantCulture);
float z = float.Parse(parameters[3], CultureInfo.InvariantCulture);
position.Add(new Vector3(x, y, z));
break;
case "vt": // TexCoord
float u = float.Parse(parameters[1], CultureInfo.InvariantCulture);
float v = float.Parse(parameters[2], CultureInfo.InvariantCulture);
texCoords.Add(new Vector2(u, v));
break;
case "vn": // Normal
float nx = float.Parse(parameters[1], CultureInfo.InvariantCulture);
float ny = float.Parse(parameters[2], CultureInfo.InvariantCulture);
float nz = float.Parse(parameters[3], CultureInfo.InvariantCulture);
Vector3 n = new Vector3(nx, ny, nz);
normals.Add(n);
break;
case "f":
//todo: add face
var face = new List<Vertex>();
faces.Add(face);
for (int i = 1; i < parameters.Length; ++i)
{
face.Add(ParseVertex(parameters[i]));
}
break;
case "g": //new group
break;
case "usemtl": //set current material
break;
}
}
}
}
///<summary>
/// Constructs a new affine transform.
///</summary>
///<param name="scaling">Scaling to apply in the linear transform.</param>
///<param name="orientation">Orientation to apply in the linear transform.</param>
///<param name="translation">Translation to apply.</param>
public AffineTransform(ref Vector3 scaling, ref Quaternion orientation, ref Vector3 translation)
{
//Create an SRT transform.
Matrix3x3.CreateScale(ref scaling, out LinearTransform);
Matrix3x3 rotation;
Matrix3x3.CreateFromQuaternion(ref orientation, out rotation);
Matrix3x3.Multiply(ref LinearTransform, ref rotation, out LinearTransform);
Translation = translation;
}
public ImplicitHeart()
{
boundingBox = new BoundingBox();
lowBound = new Vector3(-1.5f);
highBound = new Vector3(1.5f);
minimumRaymarchStep = 1.0e-5f;
maximumRaymarchStep = 4.0f;
distanceMultiplier = 0.1f;
}
public void Operation(Operations operation)
{
Random rand = new Random(84329);
Vector3 v1 = new Vector3(Convert.ToSingle(rand.NextDouble()), Convert.ToSingle(rand.NextDouble()), Convert.ToSingle(rand.NextDouble()));
Vector3 v2 = new Vector3(Convert.ToSingle(rand.NextDouble()), Convert.ToSingle(rand.NextDouble()), Convert.ToSingle(rand.NextDouble()));
foreach (var iteration in Benchmark.Iterations)
using (iteration.StartMeasurement())
ExecuteTest(operation, 1000000, v1, v2);
}
public Camera(Vector3 position, Vector3 direction, Vector3 up, float fieldOfView = 0.65f, float nearPlane = 0.01f, float farPlane = 1000f)
{
_position = position;
_direction = direction;
_up = up;
_fieldOfView = fieldOfView;
_nearPlane = nearPlane;
_farPlane = farPlane;
}
public ImplicitBarthSextic()
{
boundingBox = new BoundingBox();
lowBound = new Vector3(-3.5f);
highBound = new Vector3(3.5f);
minimumRaymarchStep = 1.0e-5f;
maximumRaymarchStep = 10.0f;
distanceMultiplier = 0.4f;
triggerDistance = 0.01f;
}
public void ExecuteTest(Operations operation, int innerIterations, Vector3 v1, Vector3 v2)
{
Vector3 res;
switch (operation)
{
case Operations.Add_Operator:
for (int i = 0; i < innerIterations; i++)
{ res = v1 + v2; res = v1 + v2; res = v1 + v2; res = v1 + v2; res = v1 + v2; res = v1 + v2; res = v1 + v2; res = v1 + v2; res = v1 + v2; res = v1 + v2; }
break;
case Operations.Add_Function:
for (int i = 0; i < innerIterations; i++)
{ Vector3.Add(v1, v2); Vector3.Add(v1, v2); Vector3.Add(v1, v2); Vector3.Add(v1, v2); Vector3.Add(v1, v2); Vector3.Add(v1, v2); Vector3.Add(v1, v2); Vector3.Add(v1, v2); Vector3.Add(v1, v2); Vector3.Add(v1, v2); }
break;
case Operations.Sub_Operator:
for (int i = 0; i < innerIterations; i++)
{ res = v1 - v2; res = v1 - v2; res = v1 - v2; res = v1 - v2; res = v1 - v2; res = v1 - v2; res = v1 - v2; res = v1 - v2; res = v1 - v2; res = v1 - v2; }
break;
case Operations.Sub_Function:
for (int i = 0; i < innerIterations; i++)
{ Vector3.Subtract(v1, v2); Vector3.Subtract(v1, v2); Vector3.Subtract(v1, v2); Vector3.Subtract(v1, v2); Vector3.Subtract(v1, v2); Vector3.Subtract(v1, v2); Vector3.Subtract(v1, v2); Vector3.Subtract(v1, v2); Vector3.Subtract(v1, v2); Vector3.Subtract(v1, v2); }
break;
case Operations.Mul_Operator:
for (int i = 0; i < innerIterations; i++)
{ res = v1 * v2; res = v1 * v2; res = v1 * v2; res = v1 * v2; res = v1 * v2; res = v1 * v2; res = v1 * v2; res = v1 * v2; res = v1 * v2; res = v1 * v2; }
break;
case Operations.Mul_Function:
for (int i = 0; i < innerIterations; i++)
{ Vector3.Multiply(v1, v2); Vector3.Multiply(v1, v2); Vector3.Multiply(v1, v2); Vector3.Multiply(v1, v2); Vector3.Multiply(v1, v2); Vector3.Multiply(v1, v2); Vector3.Multiply(v1, v2); Vector3.Multiply(v1, v2); Vector3.Multiply(v1, v2); Vector3.Multiply(v1, v2); }
break;
case Operations.Dot:
for (int i = 0; i < innerIterations; i++)
{ Vector3.Dot(v1, v2); Vector3.Dot(v1, v2); Vector3.Dot(v1, v2); Vector3.Dot(v1, v2); Vector3.Dot(v1, v2); Vector3.Dot(v1, v2); Vector3.Dot(v1, v2); Vector3.Dot(v1, v2); Vector3.Dot(v1, v2); Vector3.Dot(v1, v2); }
break;
case Operations.SquareRoot:
for (int i = 0; i < innerIterations; i++)
{ Vector3.SquareRoot(v1); Vector3.SquareRoot(v1); Vector3.SquareRoot(v1); Vector3.SquareRoot(v1); Vector3.SquareRoot(v1); Vector3.SquareRoot(v1); Vector3.SquareRoot(v1); Vector3.SquareRoot(v1); Vector3.SquareRoot(v1); Vector3.SquareRoot(v1); }
break;
case Operations.Length_Squared:
for (int i = 0; i < innerIterations; i++)
{ v1.LengthSquared(); v1.LengthSquared(); v1.LengthSquared(); v1.LengthSquared(); v1.LengthSquared(); v1.LengthSquared(); v1.LengthSquared(); v1.LengthSquared(); v1.LengthSquared(); v1.LengthSquared(); }
break;
case Operations.Normalize:
for (int i = 0; i < innerIterations; i++)
{ Vector3.Normalize(v1); Vector3.Normalize(v1); Vector3.Normalize(v1); Vector3.Normalize(v1); Vector3.Normalize(v1); Vector3.Normalize(v1); Vector3.Normalize(v1); Vector3.Normalize(v1); Vector3.Normalize(v1); Vector3.Normalize(v1); }
break;
case Operations.Distance_Squared:
for (int i = 0; i < innerIterations; i++)
{ Vector3.DistanceSquared(v1, v2); Vector3.DistanceSquared(v1, v2); Vector3.DistanceSquared(v1, v2); Vector3.DistanceSquared(v1, v2); Vector3.DistanceSquared(v1, v2); Vector3.DistanceSquared(v1, v2); Vector3.DistanceSquared(v1, v2); Vector3.DistanceSquared(v1, v2); Vector3.DistanceSquared(v1, v2); Vector3.DistanceSquared(v1, v2); }
break;
case Operations.Cross:
for (int i = 0; i < innerIterations; i++)
{ Vector3.Cross(v1, v2); Vector3.Cross(v1, v2); Vector3.Cross(v1, v2); Vector3.Cross(v1, v2); Vector3.Cross(v1, v2); Vector3.Cross(v1, v2); Vector3.Cross(v1, v2); Vector3.Cross(v1, v2); Vector3.Cross(v1, v2); Vector3.Cross(v1, v2); }
break;
}
}
