public override void Draw()
{
Framebuffer originalFramebuffer = Framebuffer.Current;
Surface.Bind();
Graphics.Clear(Colour.Black);
// Shadow Casters
Vector2 caster = CKGLTest2D.Player.Position.Floor();
//Vector2 caster = Input.Mouse.Position.World.round();
//Vector2 caster = Vector2.Zero;
// Falloff Shadow
BlendState originalBlendState = BlendState.Current;
BlendState.Subtractive.Set();
Renderer.Draw.Circle(caster, CKGLTest2D.Camera.Height * 2f, Colour.White, Colour.White.Alpha(0), 32);
originalBlendState.Set();
//Renderer.SetBlendState(nsBlendState.Subtractive);
foreach (Box box in Scene.Entities.FindAll <Box>())
{
var block_l = box.X - box.Origin.X;
var block_r = box.X - box.Origin.X + box.Size.X;
var block_t = box.Y - box.Origin.Y;
var block_b = box.Y - box.Origin.Y + box.Size.Y;
if (caster.Y > block_t)
{
DrawShadow(new Vector2(block_l, block_t), new Vector2(block_r, block_t), caster, 700);
}
if (caster.Y < block_b)
{
DrawShadow(new Vector2(block_l, block_b), new Vector2(block_r, block_b), caster, 700);
}
if (caster.X > block_l)
{
DrawShadow(new Vector2(block_l, block_t), new Vector2(block_l, block_b), caster, 700);
}
if (caster.X < block_r)
{
DrawShadow(new Vector2(block_r, block_t), new Vector2(block_r, block_b), caster, 700);
}
}
originalFramebuffer.Bind();
//Graphics.State.SetBlendState(BlendState.Additive);
Renderer.Draw.Framebuffer(Surface, TextureAttachment.Colour0, CKGLTest2D.Camera.Position.X, CKGLTest2D.Camera.Position.Y, Colour.White);
//Renderer.ResetBlendState();
}
