protected override void CreateDeviceDependentResources()
{
base.CreateDeviceDependentResources();
// release resources
vertexBuffers.ForEach(b => RemoveAndDispose(ref b));
vertexBuffers.Clear();
indexBuffers.ForEach(b => RemoveAndDispose(ref b));
indexBuffers.Clear();
RemoveAndDispose(ref frontState);
var device = DeviceManager.Direct3DDevice;
// Create the vertex buffers
Vertex[] verts = new Vertex[faces.Count];
for (int i = 0; i < faces.Count; i++)
{
// create vertex
var f = faces[i];
verts[i] = new Vertex(new Vector3(vertices[(int)f.PosId - 1]), new Vector3(normals[(int)f.NormId - 1]), Color.Gray);
indices.Add((ushort)f.PosId);
}
vertexBuffers.Add(ToDispose(Buffer.Create(device, BindFlags.VertexBuffer, verts.ToArray())));
vertexBinding_ = new VertexBufferBinding(vertexBuffers.First(), Utilities.SizeOf <Vertex>(), 0);
// Create the index buffers
indexBuffers.Add(ToDispose(Buffer.Create(device, BindFlags.IndexBuffer, indices.ToArray())));
frontState = ToDispose(new RasterizerState(DeviceManager.Direct3DDevice, new RasterizerStateDescription
{
FillMode = FillMode.Solid,
CullMode = CullMode.Front,
IsFrontCounterClockwise = false
}));
var max = verts.Max().Position;
var min = verts.Min().Position;
var center = (max - min) * .5f;
meshExtent = new Mesh.MeshExtent
{
Min = min,
Max = max,
Radius = 0.5f,
Center = center
};
}
private void CreateVertexBinding()
{
RemoveAndDispose(ref indexBuffer);
// Retrieve our SharpDX.Direct3D11.Device1 instance
var device = this.DeviceManager.Direct3DDevice;
var color = Color.SaddleBrown;
var data = new Vertex[] {
/* Vertex Position Color */
new Vertex(new Vector3(-1f, 1f, -.5f), color), // 0-Top-left
new Vertex(new Vector3(1f, 1f, -.5f), color), // 1-Top-right
new Vertex(new Vector3(1f, -1f, -.5f), color), // 2-Base-right
new Vertex(new Vector3(-1f, -1f, -.5f), color), // 3-Base-left
new Vertex(new Vector3(-1f, 1f, .5f), color), // 4-Top-left
new Vertex(new Vector3(1f, 1f, .5f), color), // 5-Top-right
new Vertex(new Vector3(1f, -1f, .5f), color), // 6-Base-right
new Vertex(new Vector3(-1f, -1f, .5f), color), // 7-Base-left
};
// Create vertex buffer for cube
buffer_ = ToDispose(Buffer.Create(device, BindFlags.VertexBuffer, data));
vertexBinding_ = new VertexBufferBinding(buffer_, Utilities.SizeOf <Vertex>(), 0);
// Front Right Top Back Left Bottom
// v0 v1 v1 v5 v1 v0 v5 v4 v4 v0 v3 v2
// |-----| |-----| |-----| |-----| |-----| |-----|
// | \ A | | \ A | | \ A | | \ A | | \ A | | \ A |
// | B \ | | B \ | | B \ | | B \ | | B \ | | B \ |
// |-----| |-----| |-----| |-----| |-----| |-----|
// v3 v2 v2 v6 v5 v4 v6 v7 v7 v3 v7 v6
indexBuffer = ToDispose(Buffer.Create(device, BindFlags.IndexBuffer, new ushort[] {
0, 1, 2, // Front A
0, 2, 3, // Front B
1, 5, 6, // Right A
1, 6, 2, // Right B
1, 0, 4, // Top A
1, 4, 5, // Top B
5, 4, 7, // Back A
5, 7, 6, // Back B
4, 0, 3, // Left A
4, 3, 7, // Left B
3, 2, 6, // Bottom A
3, 6, 7, // Bottom B
}));
//indexBuffer = ToDispose(Buffer.Create(device, BindFlags.IndexBuffer, new ushort[] {
// 2, 1, 0, // Front A
// 0, 3, 2, // Front B
// 6, 5, 1, // Right A
// 1, 2, 6, // Right B
// 4, 0, 1, // Top A
// 1, 5, 4, // Top B
// 7, 4, 5, // Back A
// 5, 6, 7, // Back B
// 3, 0, 4, // Left A
// 4, 7, 3, // Left B
// 6, 2, 3, // Bottom A
// 3, 7, 6, // Bottom B
//}));
PrimitiveCount = Utilities.SizeOf <Vertex>();
var max = data.Max().Position;
var min = data.Min().Position;
var center = (max - min) * .5f;
meshExtent = new Mesh.MeshExtent
{
Min = min,
Max = max,
Radius = 0.5f,
Center = center
};
}