void RegenerateFramebuffer()
{
// Create our renderbuffer
_FramebufferColorBuffer = _Context.GenTexture();
_FramebufferColorBuffer.BindTexture(Ratchet.Drawing.OpenGL.glTexture.BindTarget.GL_TEXTURE_2D);
_FramebufferColorBuffer.TexParameter(Ratchet.Drawing.OpenGL.glTexture.BindTarget.GL_TEXTURE_2D, Ratchet.Drawing.OpenGL.glTexture.Parameter.GL_TEXTURE_MIN_FILTER, Ratchet.Drawing.OpenGL.glTexture.ParameterValue.GL_NEAREST);
_FramebufferColorBuffer.TexParameter(Ratchet.Drawing.OpenGL.glTexture.BindTarget.GL_TEXTURE_2D, Ratchet.Drawing.OpenGL.glTexture.Parameter.GL_TEXTURE_MAG_FILTER, Ratchet.Drawing.OpenGL.glTexture.ParameterValue.GL_NEAREST);
_FramebufferColorBuffer.TexParameter(Ratchet.Drawing.OpenGL.glTexture.BindTarget.GL_TEXTURE_2D, Ratchet.Drawing.OpenGL.glTexture.Parameter.GL_TEXTURE_WRAP_S, Ratchet.Drawing.OpenGL.glTexture.ParameterValue.GL_CLAMP_TO_BORDER);
_FramebufferColorBuffer.TexParameter(Ratchet.Drawing.OpenGL.glTexture.BindTarget.GL_TEXTURE_2D, Ratchet.Drawing.OpenGL.glTexture.Parameter.GL_TEXTURE_WRAP_T, Ratchet.Drawing.OpenGL.glTexture.ParameterValue.GL_CLAMP_TO_BORDER);
_FramebufferColorBuffer.TexImage2D(Ratchet.Drawing.OpenGL.glTexture.BindTarget.GL_TEXTURE_2D, 0, Ratchet.Drawing.OpenGL.glTexture.InternalFormat.GL_RGBA, Width, Height, 0, Ratchet.Drawing.OpenGL.glTexture.Format.GL_RGBA, Ratchet.Drawing.OpenGL.glTexture.Type.GL_UNSIGNED_BYTE, null);
Ratchet.Drawing.OpenGL.glTexture depthBuffer = _Context.GenTexture();
depthBuffer.BindTexture(Ratchet.Drawing.OpenGL.glTexture.BindTarget.GL_TEXTURE_2D);
depthBuffer.TexParameter(Ratchet.Drawing.OpenGL.glTexture.BindTarget.GL_TEXTURE_2D, Ratchet.Drawing.OpenGL.glTexture.Parameter.GL_TEXTURE_MIN_FILTER, Ratchet.Drawing.OpenGL.glTexture.ParameterValue.GL_NEAREST);
depthBuffer.TexParameter(Ratchet.Drawing.OpenGL.glTexture.BindTarget.GL_TEXTURE_2D, Ratchet.Drawing.OpenGL.glTexture.Parameter.GL_TEXTURE_MAG_FILTER, Ratchet.Drawing.OpenGL.glTexture.ParameterValue.GL_NEAREST);
depthBuffer.TexParameter(Ratchet.Drawing.OpenGL.glTexture.BindTarget.GL_TEXTURE_2D, Ratchet.Drawing.OpenGL.glTexture.Parameter.GL_TEXTURE_WRAP_S, Ratchet.Drawing.OpenGL.glTexture.ParameterValue.GL_CLAMP_TO_BORDER);
depthBuffer.TexParameter(Ratchet.Drawing.OpenGL.glTexture.BindTarget.GL_TEXTURE_2D, Ratchet.Drawing.OpenGL.glTexture.Parameter.GL_TEXTURE_WRAP_T, Ratchet.Drawing.OpenGL.glTexture.ParameterValue.GL_CLAMP_TO_BORDER);
depthBuffer.TexImage2D(Ratchet.Drawing.OpenGL.glTexture.BindTarget.GL_TEXTURE_2D, 0, Ratchet.Drawing.OpenGL.glTexture.InternalFormat.GL_DEPTH_COMPONENT, Width, Height, 0, Ratchet.Drawing.OpenGL.glTexture.Format.GL_DEPTH_COMPONENT, Ratchet.Drawing.OpenGL.glTexture.Type.GL_UNSIGNED_BYTE, null);
if (_Framebuffer != null)
{
_Framebuffer.Dispose();
}
_Framebuffer = _Context.GenFramebuffer();
_Framebuffer.BindFramebuffer(Ratchet.Drawing.OpenGL.glFramebuffer.BindTarget.GL_FRAMEBUFFER);
_Context.Viewport(0, 0, Width, Height);
_Framebuffer.AttachTexture(Ratchet.Drawing.OpenGL.glFramebuffer.BindTarget.GL_FRAMEBUFFER, Ratchet.Drawing.OpenGL.glFramebuffer.Attachment.GL_COLOR_ATTACHMENT0, _FramebufferColorBuffer, 0);
_Framebuffer.AttachTexture(Ratchet.Drawing.OpenGL.glFramebuffer.BindTarget.GL_FRAMEBUFFER, Ratchet.Drawing.OpenGL.glFramebuffer.Attachment.GL_DEPTH_ATTACHMENT, depthBuffer, 0);
_Context.DrawBuffers(new Ratchet.Drawing.OpenGL.glContext.DrawBufferMode[] { Ratchet.Drawing.OpenGL.glContext.DrawBufferMode.GL_COLOR_ATTACHMENT0 });
_Framebuffer.UnbindFramebuffer(Ratchet.Drawing.OpenGL.glFramebuffer.BindTarget.GL_FRAMEBUFFER);
}
