|
public static CreateDepthbuffer ( int width, int height, DepthComponentType internalFormat = DepthComponentType.DepthComponent ) : |
||
| width | int | |
| height | int | |
| internalFormat | DepthComponentType | |
| return | ||
private Framebuffer CreateFramebuffer(int width, int height)
{
var texture = new Texture(TextureTarget.Texture2D,
new NullImageFiller(width, height, GL.GL_RGBA, GL.GL_RGBA, GL.GL_UNSIGNED_BYTE),
new SamplerParameters(
TextureWrapping.Repeat,
TextureWrapping.Repeat,
TextureWrapping.Repeat,
TextureFilter.Linear,
TextureFilter.Linear));
texture.Initialize();
this.BindingTexture = texture;
Renderbuffer colorBuffer = Renderbuffer.CreateColorbuffer(width, height, GL.GL_RGBA);
Renderbuffer depthBuffer = Renderbuffer.CreateDepthbuffer(width, height, DepthComponentType.DepthComponent24);
var framebuffer = new Framebuffer();
framebuffer.Bind();
framebuffer.Attach(colorBuffer); //0
framebuffer.Attach(texture); //1
framebuffer.Attach(depthBuffer); // special
framebuffer.SetDrawBuffers(GL.GL_COLOR_ATTACHMENT0 + 1); // as in 1 in framebuffer.Attach(texture);//1
framebuffer.CheckCompleteness();
framebuffer.Unbind();
return(framebuffer);
}
private Framebuffer CreatePickFramebuffer(int width, int height)
{
Renderbuffer colorBuffer = Renderbuffer.CreateColorbuffer(width, height, GL.GL_RGBA);
Renderbuffer depthBuffer = Renderbuffer.CreateDepthbuffer(width, height, DepthComponentType.DepthComponent24);
var framebuffer = new Framebuffer();
framebuffer.Bind();
framebuffer.Attach(colorBuffer);
framebuffer.Attach(depthBuffer);
framebuffer.CheckCompleteness();
framebuffer.Unbind();
return(framebuffer);
}
private Renderbuffer AttachDepthbuffer(FramebufferTarget target)
{
if (this.depthBuffer != null)
{
throw new Exception("Depth buffer already exists!");
}
Renderbuffer depthBuffer = Renderbuffer.CreateDepthbuffer(this.Width, this.Height, DepthComponentType.DepthComponent24);
glFramebufferRenderbuffer((uint)target, (uint)RenderbufferAttachment.DepthAttachment, GL.GL_RENDERBUFFER, depthBuffer.Id);
this.depthBuffer = depthBuffer;
return(depthBuffer);
}