/// <summary>
/// Renders the mesh with either brush or pen. Both are permitted as well.
/// If none are provided, an exception is thrown.
/// </summary>
/// <param name="mesh"></param>
/// <param name="world"></param>
/// <param name="view"></param>
/// <param name="projection"></param>
/// <param name="brush"></param>
/// <param name="pen"></param>
public virtual void DrawMesh(Mesh mesh, Matrix world, Matrix view, Matrix projection, Brush brush = null, Pen pen = null)
{
if (!_attached)
{
throw new NotSupportedException("RenderContext is not yet attached");
}
if (brush == null && pen == null)
{
throw new NotSupportedException("You must set either brush, pen or both. Setting none would result in nothing getting drawn.");
}
mesh.Attach();
_effect.World = world;
_effect.View = view;
_effect.Projection = projection;
if (brush != null)
{
GraphicsDevice.RasterizerState = _fillState;
if (!brush.IsPrepared)
{
brush.Prepare(this);
}
brush.Configure(_effect);
foreach (var pass in _effect.CurrentTechnique.Passes)
{
pass.Apply();
mesh.Draw();
}
}
if (pen != null)
{
GraphicsDevice.RasterizerState = _wireFrameState;
if (!pen.IsPrepared)
{
pen.Prepare(this);
}
pen.Configure(_effect);
foreach (var pass in _effect.CurrentTechnique.Passes)
{
pass.Apply();
mesh.Draw();
}
}
mesh.Detach();
GraphicsDevice.RasterizerState = _fillState;
}
/// <summary>
/// Renders the mesh with either brush or pen. Both are permitted as well.
/// If none are provided, an exception is thrown.
/// </summary>
/// <param name="mesh"></param>
/// <param name="world"></param>
/// <param name="brush"></param>
/// <param name="pen"></param>
public void DrawMesh(Mesh mesh, Matrix world, Brush brush = null, Pen pen = null)
{
if (brush == null && pen == null)
{
throw new NotSupportedException("You must set either brush, pen or both. Setting none would result in nothing getting drawn.");
}
mesh.Attach();
SetupCamera(world);
if (brush != null)
{
RenderContext.GraphicsDevice.RasterizerState = _fillState;
if (!brush.IsPrepared)
{
brush.Prepare(RenderContext);
}
brush.Configure(_effect);
foreach (var pass in _effect.CurrentTechnique.Passes)
{
pass.Apply();
mesh.Draw();
}
}
if (pen != null)
{
RenderContext.GraphicsDevice.RasterizerState = _wireFrameState;
if (!pen.IsPrepared)
{
pen.Prepare(RenderContext);
}
pen.Configure(_effect);
foreach (var pass in _effect.CurrentTechnique.Passes)
{
pass.Apply();
mesh.Draw();
}
}
mesh.Detach();
RenderContext.GraphicsDevice.RasterizerState = _fillState;
}