public void Initialize(GraphicsContext context)
{
_vertexBuffer?.Dispose();
_context = context;
LoadShader();
CreateGrid();
}
public void Dispose()
{
if (VertexBuffer != null)
{
VertexBuffer.Dispose();
VertexBuffer = null;
}
if (IndexBuffer != null)
{
IndexBuffer.Dispose();
IndexBuffer = null;
}
if (InstanceDataBuffer != null)
{
InstanceDataBuffer.Dispose();
InstanceDataBuffer = null;
}
}
// Used with soft bodies
public void SetDynamicVertexBuffer(Device device, Vector3[] vectors)
{
if (VertexBuffer != null && VertexCount * 2 == vectors.Length)
{
// Update existing buffer
using (var data = VertexBuffer.Map(MapMode.WriteDiscard))
{
data.WriteRange(vectors, 0, vectors.Length);
VertexBuffer.Unmap();
}
}
else
{
// Create new buffer
if (VertexBuffer != null)
{
VertexBuffer.Dispose();
}
BufferDescription vertexBufferDesc = new BufferDescription()
{
SizeInBytes = Vector3.SizeInBytes * vectors.Length,
Usage = ResourceUsage.Dynamic,
BindFlags = BindFlags.VertexBuffer,
CpuAccessFlags = CpuAccessFlags.Write
};
using (var data = new DataStream(vertexBufferDesc.SizeInBytes, false, true))
{
data.WriteRange(vectors);
data.Position = 0;
VertexBuffer = new Buffer(device, data, vertexBufferDesc);
}
VertexCount = vectors.Length / 2;
BufferBindings[0] = new VertexBufferBinding(VertexBuffer, 24, 0);
}
}
void releaseDirect3D()
{
if (_vertexBuffer != null)
{
_vertexBuffer.Dispose();
}
if (_indexBuffer != null)
{
_indexBuffer.Dispose();
}
if (_texture != null)
{
_texture.Dispose();
}
if (_surfaceVertexBuffer != null)
{
_surfaceVertexBuffer.Dispose();
}
if (_surfaceIndexBuffer != null)
{
_surfaceIndexBuffer.Dispose();
}
if (_background != null)
{
_background.Dispose();
}
if (_effect != null)
{
_effect.Dispose();
}
if (_device != null)
{
_device.Dispose();
}
}