/// <summary>
/// Extends the box to contain the supplied box.
/// </summary>
public static Box3 ExtendBy(this Box3 thisBox, Box3 box)
{
if (box.Minimum.X < thisBox.Minimum.X)
{
thisBox.Minimum.X = box.Minimum.X;
}
if (box.Maximum.X > thisBox.Maximum.X)
{
thisBox.Maximum.X = box.Maximum.X;
}
if (box.Minimum.Y < thisBox.Minimum.Y)
{
thisBox.Minimum.Y = box.Minimum.Y;
}
if (box.Maximum.Y > thisBox.Maximum.Y)
{
thisBox.Maximum.Y = box.Maximum.Y;
}
if (box.Minimum.Z < thisBox.Minimum.Z)
{
thisBox.Minimum.Z = box.Minimum.Z;
}
if (box.Maximum.Z > thisBox.Maximum.Z)
{
thisBox.Maximum.Z = box.Maximum.Z;
}
return(thisBox);
}
private void UpdateGridLines(BoundingBox bb)
{
GridWidth = bb.Width + 16;
GridLength = bb.Height + 16;
RaisePropertyChanged("GridWidth");
RaisePropertyChanged("GridLength");
}
/// <summary>
/// Extends the box to contain the supplied value.
/// </summary>
public static Box3 ExtendBy(this Box3 thisBox, Vector3 point)
{
if (point.X < thisBox.Minimum.X)
{
thisBox.Minimum.X = point.X;
}
if (point.X > thisBox.Maximum.X)
{
thisBox.Maximum.X = point.X;
}
if (point.Y < thisBox.Minimum.Y)
{
thisBox.Minimum.Y = point.Y;
}
if (point.Y > thisBox.Maximum.Y)
{
thisBox.Maximum.Y = point.Y;
}
if (point.Z < thisBox.Minimum.Z)
{
thisBox.Minimum.Z = point.Z;
}
if (point.Z > thisBox.Maximum.Z)
{
thisBox.Maximum.Z = point.Z;
}
return(thisBox);
}
private BoundingBox GetBoundingBox(Scene scene)
{
SharpDX.BoundingBox box = new SharpDX.BoundingBox();
if (scene.HasMeshes)
{
foreach (Mesh mesh in scene.Meshes)
{
SharpDX.BoundingBox meshBox = GetBoundingBox(mesh);
box.Minimum.X = Math.Min(box.Minimum.X, meshBox.Minimum.X);
box.Minimum.Y = Math.Min(box.Minimum.Y, meshBox.Minimum.Y);
box.Minimum.Z = Math.Min(box.Minimum.Z, meshBox.Minimum.Z);
box.Maximum.X = Math.Max(box.Maximum.X, meshBox.Maximum.X);
box.Maximum.Y = Math.Max(box.Maximum.Y, meshBox.Maximum.Y);
box.Maximum.Z = Math.Max(box.Maximum.Z, meshBox.Maximum.Z);
}
}
BoundingBox newBox = new BoundingBox();
newBox.Center.X = (box.Minimum.X + box.Maximum.X) / 2.0f;
newBox.Center.Y = (box.Minimum.Y + box.Maximum.Y) / 2.0f;
newBox.Center.Z = (box.Minimum.Z + box.Maximum.Z) / 2.0f;
newBox.Extents.X = Math.Abs(box.Maximum.X - newBox.Center.X);
newBox.Extents.Y = Math.Abs(box.Maximum.Y - newBox.Center.Y);
newBox.Extents.Z = Math.Abs(box.Maximum.Z - newBox.Center.Z);
return(newBox);
}
private void ClampBoundingBox(ref BoundingBox bb)
{
bb.Minimum.X = Math.Max(bb.Minimum.X, -MAX_GRID_LENGTH);
bb.Minimum.Y = Math.Max(bb.Minimum.Y, -MAX_GRID_LENGTH);
bb.Minimum.Z = Math.Max(bb.Minimum.Z, -MAX_GRID_LENGTH);
bb.Maximum.X = Math.Min(bb.Maximum.X, MAX_GRID_LENGTH);
bb.Maximum.Y = Math.Min(bb.Maximum.Y, MAX_GRID_LENGTH);
bb.Maximum.Z = Math.Min(bb.Maximum.Z, MAX_GRID_LENGTH);
}
public bool Contains(BoundingBox box)
{
var min = box.Minimum.ToSharpDX() / FRUSTUM_DIVISOR;
var max = box.Maximum.ToSharpDX() / FRUSTUM_DIVISOR;
var sharpBox = new SharpDX.BoundingBox(min, max);
var contains = _frustum.Contains(ref sharpBox);
return(contains == ContainmentType.Contains || contains == ContainmentType.Intersects);
}
/// <summary>
/// Extends the box to contain the supplied value.
/// </summary>
public static Box3 ExtendZBy(this Box3 thisBox, float z)
{
if (z < thisBox.Minimum.Z)
{
thisBox.Minimum.Z = z;
}
if (z > thisBox.Maximum.Z)
{
thisBox.Maximum.Z = z;
}
return(thisBox);
}
/// <summary>
/// Extends the box to contain the supplied value.
/// </summary>
public static Box3 ExtendXBy(this Box3 thisBox, float x)
{
if (x < thisBox.Minimum.X)
{
thisBox.Minimum.X = x;
}
if (x > thisBox.Maximum.X)
{
thisBox.Maximum.X = x;
}
return(thisBox);
}
/// <summary>
/// Extends the box to contain the supplied value.
/// </summary>
public static Box3 ExtendYBy(this Box3 thisBox, float y)
{
if (y < thisBox.Minimum.Y)
{
thisBox.Minimum.Y = y;
}
if (y > thisBox.Maximum.Y)
{
thisBox.Maximum.Y = y;
}
return(thisBox);
}
public GTADetection(Entity e, DetectionType type)
{
Type = type;
Pos = new GTAVector(e.Position);
Distance = Game.Player.Character.Position.DistanceTo(e.Position);
BBox = GTAData.ComputeBoundingBox(e, e.Position);
Handle = e.Handle;
Rot = new GTAVector(e.Rotation);
cls = DetectionClass.Unknown;
Vector3 gmin;
Vector3 gmax;
e.Model.GetDimensions(out gmin, out gmax);
BBox3D = new SharpDX.BoundingBox((SharpDX.Vector3) new GTAVector(gmin), (SharpDX.Vector3) new GTAVector(gmax));
}
public bool InitializeGraphics(IRenderManager manager, Device device)
{
// Compute the bounding box extents.
SharpDX.BoundingBox box = new SharpDX.BoundingBox(this.BoundMin.ToVector3(), this.BoundMax.ToVector3());
// Allocate the vertex array.
this.vertices = new D3DColoredVertex[8];
// Calculate the half-widths of the box.
float halfWidth = box.Width / 2.0f;
float halfHeight = box.Height / 2.0f;
float halfDepth = box.Depth / 2.0f;
// Build the vertex array from the bounding box info.
this.vertices[0].Position = new Vector3(box.Center.X - halfWidth, box.Center.Y - halfHeight, box.Center.Z + halfDepth);
this.vertices[1].Position = new Vector3(box.Center.X + halfWidth, box.Center.Y - halfHeight, box.Center.Z + halfDepth);
this.vertices[2].Position = new Vector3(box.Center.X + halfWidth, box.Center.Y - halfHeight, box.Center.Z - halfDepth);
this.vertices[3].Position = new Vector3(box.Center.X - halfWidth, box.Center.Y - halfHeight, box.Center.Z - halfDepth);
this.vertices[4].Position = new Vector3(box.Center.X - halfWidth, box.Center.Y + halfHeight, box.Center.Z + halfDepth);
this.vertices[5].Position = new Vector3(box.Center.X + halfWidth, box.Center.Y + halfHeight, box.Center.Z + halfDepth);
this.vertices[6].Position = new Vector3(box.Center.X + halfWidth, box.Center.Y + halfHeight, box.Center.Z - halfDepth);
this.vertices[7].Position = new Vector3(box.Center.X - halfWidth, box.Center.Y + halfHeight, box.Center.Z - halfDepth);
// Setup the vertex buffer using the vertex data stream.
BufferDescription desc = new BufferDescription();
desc.BindFlags = BindFlags.VertexBuffer;
desc.CpuAccessFlags = CpuAccessFlags.Read | CpuAccessFlags.Write;
desc.StructureByteStride = 28;
desc.Usage = ResourceUsage.Default;
this.vertexBuffer = SharpDX.Direct3D11.Buffer.Create <D3DColoredVertex>(device, BindFlags.VertexBuffer, this.vertices);
// Setup the index buffer using the indice data.
desc = new BufferDescription();
desc.BindFlags = BindFlags.IndexBuffer;
desc.CpuAccessFlags = CpuAccessFlags.Read | CpuAccessFlags.Write;
desc.StructureByteStride = 4;
desc.Usage = ResourceUsage.Default;
this.indexBuffer = SharpDX.Direct3D11.Buffer.Create <int>(device, BindFlags.IndexBuffer, this.BoxIndices);
// Get the wireframe shader.
this.shader = manager.GetBuiltInShader(BuiltInShaderType.Wireframe);
return(true);
}
private SharpDX.BoundingBox GetBoundingBox(Mesh sceneMesh)
{
SharpDX.BoundingBox box = new SharpDX.BoundingBox();
if (sceneMesh.HasVertices)
{
foreach (Vector3D v in sceneMesh.Vertices)
{
box.Minimum.X = Math.Min(v.X, box.Minimum.X);
box.Minimum.Y = Math.Min(v.Y, box.Minimum.Y);
box.Minimum.Z = Math.Min(v.Z, box.Minimum.Z);
box.Maximum.X = Math.Max(v.X, box.Maximum.X);
box.Maximum.Y = Math.Max(v.Y, box.Maximum.Y);
box.Maximum.Z = Math.Max(v.Z, box.Maximum.Z);
}
}
return(box);
}
public void SetRenderMeshes(params Mesh[] meshes)
{
Models.Children.Clear();
bool firstMesh = true;
BoundingBox bb = new BoundingBox();
_centerOfMass = new Point3D();
_centerOfGeometry = new Point3D();
foreach (var mesh in meshes)
{
var bakedMesh = ResourceCache.GetModel(mesh);
Models.Children.Add(bakedMesh.Mesh);
_centerOfMass = Point3D.Add(_centerOfMass, bakedMesh.CenterOfMass.ToVector3D());
if (firstMesh)
{
bb = bakedMesh.BoundingBox;
firstMesh = false;
}
else
{
bb = BoundingBox.Merge(bb, bakedMesh.BoundingBox);
}
//bb = BoundingBox.Merge(bb, mesh.BoundingBox.ToSharpDxBoundingBox());
}
if (meshes.Length > 0)
{
_centerOfMass.X /= meshes.Length;
_centerOfMass.Y /= meshes.Length;
_centerOfMass.Z /= meshes.Length;
}
ClampBoundingBox(ref bb);
_modelBoundingBox = bb;
_centerOfGeometry = _modelBoundingBox.Center.ToPoint3D();
ReferenceScale = CalculateReferenceScale(_modelBoundingBox);
//UpdateGridLines(bb);
RaisePropertyChanged("Models");
RefocusCenter();
RaisePropertyChanged("ReferenceScale");
}
public bool DrawFrame(IRenderManager manager, Device device)
{
// Compute the bounding box extents.
SharpDX.BoundingBox box = new SharpDX.BoundingBox(this.BoundMin.ToVector3(), this.BoundMax.ToVector3());
// Compute the transformation matrix that will be used to transform the box vertices.
Matrix transMatrix = Matrix.Scaling(box.Width, box.Height, box.Depth);
transMatrix.Row4 = new Vector4(box.Center, transMatrix.Row4.W);
// Loop and transform the vertices.
for (int i = 0; i < this.vertices.Length; i++)
{
// Transform the current vertex.
//this.vertices[i].Position = Vector4.Transform(this.BoxVertices[i], transMatrix).ToVector3();
this.vertices[i].Color = this.Color;
}
// Update the vertex buffer.
device.ImmediateContext.UpdateSubresource(this.vertices, this.vertexBuffer);
// Set the primitive type to line list.
device.ImmediateContext.InputAssembler.PrimitiveTopology = SharpDX.Direct3D.PrimitiveTopology.LineList;
// Set the vertex and index buffers.
device.ImmediateContext.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(this.vertexBuffer, 28, 0));
device.ImmediateContext.InputAssembler.SetIndexBuffer(this.indexBuffer, SharpDX.DXGI.Format.R32_UInt, 0);
// Setup the wireframe shader.
this.shader.DrawFrame(manager, device);
// Draw the cube.
device.ImmediateContext.DrawIndexed(24, 0, 0);
return(true);
}
public AxisAlignedBoundingBox(Vector3 min, Vector3 max)
{
this.sbb = new SharpDX.BoundingBox(min, max);
}
private double CalculateReferenceScale(BoundingBox bb)
{
return(Math.Max(bb.Size.Length(), 0.001));
}
/// <summary>
/// Determines if there is an intersection between the current object and a <see cref="SharpDX.BoundingBox"/>.
/// </summary>
/// <param name="box">The box to test.</param>
/// <returns>Whether the two objects intersected.</returns>
public bool Intersects(ref BoundingBox box)
{
return(Collision.BoxIntersectsSphere(ref box, ref this));
}
public static GTABoundingBox2 ComputeBoundingBox(Entity e, Vector3 offset, float scale = 0.5f)
{
var m = e.Model;
var rv = new GTABoundingBox2
{
Min = new GTAVector2(float.PositiveInfinity, float.PositiveInfinity),
Max = new GTAVector2(float.NegativeInfinity, float.NegativeInfinity)
};
Vector3 gmin;
Vector3 gmax;
m.GetDimensions(out gmin, out gmax);
var bbox = new SharpDX.BoundingBox((SharpDX.Vector3) new GTAVector(gmin), (SharpDX.Vector3) new GTAVector(gmax));
//Console.WriteLine(bbox.GetCorners()[0]);
/*
* for (int i = 0; i < bbox.GetCorners().Length; ++i) {
* for (int j = 0; j < bbox.GetCorners().Length; ++j) {
* if (j == i) continue;
* var c1 = bbox.GetCorners()[i];
* var c2 = bbox.GetCorners()[j];
* HashFunctions.Draw3DLine(e.GetOffsetInWorldCoords(new Vector3(c1.X, c1.Y, c1.Z)), e.GetOffsetInWorldCoords(new Vector3(c2.X, c2.Y, c2.Z)), 0,0);
* }
* }
*/
/*
* for (int i = 0; i < bbox.GetCorners().Length; ++i)
* {
* var corner = bbox.GetCorners()[i];
* var cornerinworld = e.GetOffsetInWorldCoords(new Vector3(corner.X, corner.Y, corner.Z));
*
*
* }*/
//UI.Notify(e.HeightAboveGround.ToString());
var sp = HashFunctions.Convert3dTo2d(e.GetOffsetInWorldCoords(e.Position));
foreach (var corner in bbox.GetCorners())
{
var c = new Vector3(corner.X, corner.Y, corner.Z);
c = e.GetOffsetInWorldCoords(c);
var s = HashFunctions.Convert3dTo2d(c);
if (s.X == -1f || s.Y == -1f)
{
rv.Min.X = float.PositiveInfinity;
rv.Max.X = float.NegativeInfinity;
rv.Min.Y = float.PositiveInfinity;
rv.Max.Y = float.NegativeInfinity;
return(rv);
}
/*
* if(s.X == -1) {
* if (sp.X < 0.5) s.X = 0f;
* if (sp.X >= 0.5) s.X = 1f;
* }
* if(s.Y == -1) {
* if (sp.Y < 0.5) s.Y = 0f;
* if (sp.Y >= 0.5) s.Y = 1f;
* }
*/
rv.Min.X = Math.Min(rv.Min.X, s.X);
rv.Min.Y = Math.Min(rv.Min.Y, s.Y);
rv.Max.X = Math.Max(rv.Max.X, s.X);
rv.Max.Y = Math.Max(rv.Max.Y, s.Y);
}
// int width = 1280;
// int height = 960;
// int x = (int)(rv.Min.X * width);
// int y = (int)(rv.Min.Y * height);
// int x2 = (int)(rv.Max.X * width);
// int y2 = (int)(rv.Max.Y * height);
// float w = rv.Max.X - rv.Min.X;
// float h = rv.Max.Y - rv.Min.Y;
// HashFunctions.DrawRect(rv.Min.X + w/2, rv.Min.Y + h/2, rv.Max.X - rv.Min.X, rv.Max.Y - rv.Min.Y, 255, 255, 255, 100);
// new UIRectangle(new Point((int)(rv.Min.X * 1920), (int)(rv.Min.Y * 1080)), rv.)
return(rv);
}
/// <summary>
/// Determines whether the current objects contains a <see cref="SharpDX.BoundingBox"/>.
/// </summary>
/// <param name="box">The box to test.</param>
/// <returns>The type of containment the two objects have.</returns>
public ContainmentType Contains(ref BoundingBox box)
{
return(Collision.SphereContainsBox(ref this, ref box));
}
public AxisAlignedBoundingBox(SharpDX.BoundingBox bb)
{
this.sbb = bb;
}
public static GTABoundingBox2 ComputeBoundingBox(Entity e, Vector3 offset, float scale = 0.5f)
{
var m = e.Model;
var rv = new GTABoundingBox2
{
Min = new GTAVector2(float.PositiveInfinity, float.PositiveInfinity),
Max = new GTAVector2(float.NegativeInfinity, float.NegativeInfinity)
};
Vector3 gmin;
Vector3 gmax;
m.GetDimensions(out gmin, out gmax);
var bbox = new SharpDX.BoundingBox((SharpDX.Vector3) new GTAVector(gmin), (SharpDX.Vector3) new GTAVector(gmax));
//Console.WriteLine(bbox.GetCorners()[0]);
/*
* for (int i = 0; i < bbox.GetCorners().Length; ++i) {
* for (int j = 0; j < bbox.GetCorners().Length; ++j) {
* if (j == i) continue;
* var c1 = bbox.GetCorners()[i];
* var c2 = bbox.GetCorners()[j];
* HashFunctions.Draw3DLine(e.GetOffsetInWorldCoords(new Vector3(c1.X, c1.Y, c1.Z)), e.GetOffsetInWorldCoords(new Vector3(c2.X, c2.Y, c2.Z)), 0,0);
* }
* }
*/
/*
* for (int i = 0; i < bbox.GetCorners().Length; ++i)
* {
* var corner = bbox.GetCorners()[i];
* var cornerinworld = e.GetOffsetInWorldCoords(new Vector3(corner.X, corner.Y, corner.Z));
*
*
* }*/
//UI.Notify(e.HeightAboveGround.ToString());
var sp = HashFunctions.Convert3dTo2d(e.GetOffsetInWorldCoords(e.Position));
foreach (var corner in bbox.GetCorners())
{
var c = new Vector3(corner.X, corner.Y, corner.Z);
c = e.GetOffsetInWorldCoords(c);
var s = HashFunctions.Convert3dTo2d(c);
if (s.X == -1f || s.Y == -1f)
{
rv.Min.X = float.PositiveInfinity;
rv.Max.X = float.NegativeInfinity;
rv.Min.Y = float.PositiveInfinity;
rv.Max.Y = float.NegativeInfinity;
return(rv);
}
/*
* if(s.X == -1) {
* if (sp.X < 0.5) s.X = 0f;
* if (sp.X >= 0.5) s.X = 1f;
* }
* if(s.Y == -1) {
* if (sp.Y < 0.5) s.Y = 0f;
* if (sp.Y >= 0.5) s.Y = 1f;
* }
*/
rv.Min.X = Math.Min(rv.Min.X, s.X);
rv.Min.Y = Math.Min(rv.Min.Y, s.Y);
rv.Max.X = Math.Max(rv.Max.X, s.X);
rv.Max.Y = Math.Max(rv.Max.Y, s.Y);
}
float w = rv.Max.X - rv.Min.X;
float h = rv.Max.Y - rv.Min.Y;
// just for debug purposes, show visible and not visible entities in other color
// if (CheckVisible(e))
// {
// HashFunctions.DrawRect(rv.Min.X + w / 2, rv.Min.Y + h / 2, rv.Max.X - rv.Min.X, rv.Max.Y - rv.Min.Y,
// Color.White, 100);
// }
// else
// {
// HashFunctions.DrawRect(rv.Min.X + w / 2, rv.Min.Y + h / 2, rv.Max.X - rv.Min.X, rv.Max.Y - rv.Min.Y,
// Color.Red, 100);
// }
// HashFunctions.DrawRect(rv.Min.X + w/2, rv.Min.Y + h/2, rv.Max.X - rv.Min.X, rv.Max.Y - rv.Min.Y, 255, 255, 255, 100);
return(rv);
}
/// <summary>
/// Determines if there is an intersection between the current object and a <see cref="SharpDX.BoundingBox"/>.
/// </summary>
/// <param name="box">The box to test.</param>
/// <returns>Whether the two objects intersected.</returns>
public bool Intersects(BoundingBox box)
{
return(Intersects(ref box));
}
/// <summary>
/// Determines if there is an intersection between the current object and a <see cref="SharpDX.BoundingBox"/>.
/// </summary>
/// <param name="box">The box 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 BoundingBox box, out float distance)
{
return(Collision.RayIntersectsBox(ref this, ref box, out distance));
}
/// <summary>
/// Determines if there is an intersection between the current object and a <see cref="SharpDX.BoundingBox"/>.
/// </summary>
/// <param name="box">The box to test.</param>
/// <param name="point">When the method completes, contains the point of intersection,
/// or <see cref="SharpDX.Vector3.Zero"/> if there was no intersection.</param>
/// <returns>Whether the two objects intersected.</returns>
public bool Intersects(ref BoundingBox box, out Vector3 point)
{
return(Collision.RayIntersectsBox(ref this, ref box, out point));
}
public AxisAlignedBoundingBox(SharpDX.BoundingBox bb)
{
this.sbb = bb;
}
