/// <summary>
/// Loads this class with data from a primitive.
/// </summary>
/// <param name="graphicsDevice">The graphicsDevice device.</param>
/// <param name="primitive">The primitive to load.</param>
public void FromPrimitive(GraphicsDevice graphicsDevice, Geometric primitive)
{
List <Mesh> meshes = new List <Mesh>();
// Get Initial BoundingBox
var min = new Vector3(float.MaxValue, float.MaxValue, float.MaxValue);
var max = new Vector3(float.MinValue, float.MinValue, float.MinValue);
var primitiveVertices = primitive.Vertices;
for (int i = 0; i < primitiveVertices.Length; i++)
{
Vector3 vertex = primitiveVertices[i].Position;
Vector3.Min(ref vertex, ref min, out min);
Vector3.Max(ref vertex, ref max, out max);
}
BoundingBox bbox = new Common.Math.BoundingBox(min, max);
// Load Primitive
int vertexCount = primitive.Vertices.Length;
int indexCount = primitive.Indices.Length;
int primitiveCount = indexCount / 3;
var meshVBuffer = new VertexBuffer(VertexPositionNormalTangentColorDualTexture.VertexFormat);
meshVBuffer.SetData(primitive.ByteVertices, vertexCount);
var meshIBuffer = new IndexBuffer(primitive.Indices);
var baseMesh = new Mesh(0, vertexCount, 0, primitiveCount, meshVBuffer, meshIBuffer, PrimitiveType.TriangleList);
baseMesh.Name = "Primitive";
baseMesh.BoundingBox = bbox;
meshes.Add(baseMesh);
primitive.Dispose();
this.BoundingBox = bbox;
this.FromMeshes(graphicsDevice, meshes, bbox);
}
/// <summary>
/// Loads this class with data from a primitive.
/// </summary>
/// <param name="graphicsDevice">The graphicsDevice device.</param>
/// <param name="primitive">The primitive to load.</param>
public void FromPrimitive(GraphicsDevice graphicsDevice, Geometric primitive)
{
this.graphics = graphicsDevice;
// Get Initial BoundingBox
var min = new Vector3(float.MaxValue, float.MaxValue, float.MaxValue);
var max = new Vector3(float.MinValue, float.MinValue, float.MinValue);
List <Vector3> collisionVertices = new List <Vector3>();
for (int i = 0; i < primitive.Vertices.Length; i++)
{
Vector3 vertex = primitive.Vertices[i].Position;
collisionVertices.Add(vertex);
Vector3.Min(ref vertex, ref min, out min);
Vector3.Max(ref vertex, ref max, out max);
}
this.BoundingBox.Min = min;
this.BoundingBox.Max = max;
// Load Primitive
int vertexCount = primitive.Indices.Length;
int primitiveCount = vertexCount / 3;
var meshVBuffer = new VertexBuffer(VertexPositionNormalTexture.VertexFormat);
meshVBuffer.SetData(primitive.ByteVertices, vertexCount);
var meshIBuffer = new IndexBuffer(primitive.Indices);
var baseMesh = new StaticMesh(0, vertexCount, 0, primitiveCount, meshVBuffer, meshIBuffer, true, collisionVertices.ToArray(), primitive.Indices, PrimitiveType.TriangleList);
this.Meshes.Add(baseMesh);
var rootBone = new Bone(0, -1, "Root", Matrix.Identity);
this.Bones.Add(rootBone);
this.MeshBonePairs.Add(0, 0);
for (int i = 0; i < this.Bones.Count; i++)
{
Bone bone = this.Bones[i];
if (bone.ParentIndex == -1)
{
this.Bones[i].AbsoluteTransform = bone.LocalTransform;
}
else
{
this.Bones[i].AbsoluteTransform = bone.LocalTransform
* this.Bones[bone.ParentIndex].AbsoluteTransform;
}
}
for (int i = 0; i < this.Meshes.Count; i++)
{
StaticMesh m = this.Meshes[i];
this.graphics.BindIndexBuffer(m.IndexBuffer);
this.graphics.BindVertexBuffer(m.VertexBuffer);
}
primitive.Dispose();
}
