public void TestPlanarReflection()
{
using (OpenFileDialog d = new OpenFileDialog())
{
if (d.ShowDialog() == DialogResult.OK)
{
SceneTests.InitializeScene();
var content = ContentImporter.Import(SceneManager.Scene, d.FileName);
ReflectiveNodeTechnique technique = SceneManager.Scene.EnumerateNodesInPreOrden().Where(x => x.Technique is ReflectiveNodeTechnique).Select(x => (ReflectiveNodeTechnique)x.Technique).FirstOrDefault();
Engine.Presenter.Rendering += () =>
{
var untranformed = Service.Require <RenderQuadEffect>();
var sprite = Service.Require <Sprite>();
GraphicDeviceFactory.Device.Ps.SetResource(0, technique.ReflectionTexture);
untranformed.U.alpha = 1;
untranformed.Technique = 1;
sprite.Begin();
sprite.SetTrasform(untranformed, new Rectangle(0, 0, 256, 256), Matrix.Identity);
sprite.DrawQuad(untranformed);
sprite.End();
};
}
}
}
public override object Process(Scene scene, Frame node)
{
if (scene == null)
{
return(null);
}
string tag = node.Tag;
var match = _pattern.Match(tag);
if (!match.Success)
{
return(null);
}
Frame planeMesh = match.Groups["P"].Success ? scene.FindNode(match.Groups["P"].Value) : node;
if (planeMesh == null || !(planeMesh.Component is IFrameMesh))
{
return(null);
}
var mesh = ((IFrameMesh)planeMesh.Component).Mesh;
Plane plane;
if (!mesh.IsPlane(out plane))
{
return(null);
}
float aspect = (float)GraphicDeviceFactory.Device.BackBuffer.Width / (float)GraphicDeviceFactory.Device.BackBuffer.Height;
int width = GraphicDeviceFactory.Device.BackBuffer.Width;
if (match.Groups["S"].Success)
{
width = int.Parse(match.Groups["S"].Value);
}
int height = (int)((float)width / aspect);
ReflectiveNodeTechnique tech = new ReflectiveNodeTechnique(width, height, plane);
if (match.Groups["R"].Success)
{
if (match.Groups["R"].Value == "l")
{
tech.UseReflection = true;
tech.UseRefraction = false;
}
else
{
tech.UseReflection = false;
tech.UseRefraction = true;
}
}
BindTechnique(scene, node, match, tech);
return(tech);
}
