internal RenderTexture(IDevice device, int width, int height)
{
handle = device.GenFramebuffer();
underlyingTexture = new Texture(device, (uint[])null, width, height);
device.BindFramebuffer(FramebufferTarget.Framebuffer, handle);
device.FramebufferTexture2D(FramebufferTarget.Framebuffer, FramebufferAttachment.ColorAttachment0, TextureTarget.Texture2D,
underlyingTexture.Handle, 0);
// create a renderbuffer object for depth and stencil attachment (we won't be sampling these)
depthHandle = device.GenRenderbuffer();
device.BindRenderbuffer(RenderbufferTarget.Renderbuffer, depthHandle);
device.RenderbufferStorage(RenderbufferTarget.Renderbuffer, RenderbufferStorage.Depth24Stencil8, width, height);
device.FramebufferRenderbuffer(FramebufferTarget.Framebuffer, FramebufferAttachment.DepthStencilAttachment, RenderbufferTarget.Renderbuffer, depthHandle);
device.BindFramebuffer(FramebufferTarget.Framebuffer, 0);
this.device = device;
}
