|
public static CreateColorbuffer ( int width, int height, uint internalFormat = OpenGL.GL_RGBA ) : |
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| width | int | |
| height | int | |
| internalFormat | uint | |
| 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 AttachColorbuffer(FramebufferTarget target)
{
if (nextColorAttachmentIndex >= attachment_id.Length)
{
throw new IndexOutOfRangeException("Not enough attach points!");
}
Renderbuffer colorBuffer = Renderbuffer.CreateColorbuffer(this.Width, this.Height, GL.GL_RGBA);
glFramebufferRenderbuffer((uint)target, attachment_id[nextColorAttachmentIndex++], GL.GL_RENDERBUFFER, colorBuffer.Id);
this.colorBufferList.Add(colorBuffer);
return(colorBuffer);
}
