62 lines
1.8 KiB
C#
62 lines
1.8 KiB
C#
#region Copyright & License Information
|
|
/*
|
|
* Copyright (c) The OpenRA Developers and Contributors
|
|
* This file is part of OpenRA, which is free software. It is made
|
|
* available to you under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation, either version 3 of
|
|
* the License, or (at your option) any later version. For more
|
|
* information, see COPYING.
|
|
*/
|
|
#endregion
|
|
|
|
using OpenRA.Graphics;
|
|
using OpenRA.Traits;
|
|
|
|
namespace OpenRA.Mods.Common.Traits
|
|
{
|
|
public abstract class RenderPostProcessPassBase : IRenderPostProcessPass, INotifyActorDisposing
|
|
{
|
|
readonly Renderer renderer;
|
|
readonly IShader shader;
|
|
readonly IVertexBuffer<RenderPostProcessPassVertex> buffer;
|
|
readonly PostProcessPassType type;
|
|
|
|
protected RenderPostProcessPassBase(string name, PostProcessPassType type)
|
|
{
|
|
this.type = type;
|
|
renderer = Game.Renderer;
|
|
shader = renderer.CreateShader(new RenderPostProcessPassShaderBindings(name));
|
|
var vertices = new RenderPostProcessPassVertex[]
|
|
{
|
|
new(-1, -1),
|
|
new(1, -1),
|
|
new(1, 1),
|
|
new(1, 1),
|
|
new(-1, 1),
|
|
new(-1, -1)
|
|
};
|
|
|
|
buffer = renderer.CreateVertexBuffer<RenderPostProcessPassVertex>(6);
|
|
buffer.SetData(ref vertices, 6);
|
|
}
|
|
|
|
PostProcessPassType IRenderPostProcessPass.Type => type;
|
|
bool IRenderPostProcessPass.Enabled => Enabled;
|
|
void IRenderPostProcessPass.Draw(WorldRenderer wr)
|
|
{
|
|
shader.SetTexture("WorldTexture", Game.Renderer.WorldBufferSnapshot());
|
|
PrepareRender(wr, shader);
|
|
shader.PrepareRender();
|
|
renderer.DrawBatch(buffer, shader, 0, 6, PrimitiveType.TriangleList);
|
|
}
|
|
|
|
protected abstract bool Enabled { get; }
|
|
protected abstract void PrepareRender(WorldRenderer wr, IShader shader);
|
|
|
|
void INotifyActorDisposing.Disposing(Actor self)
|
|
{
|
|
buffer.Dispose();
|
|
}
|
|
}
|
|
}
|