public FrameBuffer(Scene scene, string name, string src)
: base(scene, name, src)
{
try
{
XmlDocument fbXML = new XmlDocument();
fbXML.Load(src);
width = Convert.ToInt32(fbXML.DocumentElement.Attributes.GetNamedItem("width").Value);
height = Convert.ToInt32(fbXML.DocumentElement.Attributes.GetNamedItem("height").Value);
colorFormat = fbXML.DocumentElement.Attributes.GetNamedItem("colorFormat").Value;
colorTexture = scene.GetTexture(name + "_color", null);
colorTexture.width = width;
colorTexture.height = height;
colorTexture.Create(PixelFormat.Rgba, PixelType.UnsignedByte, IntPtr.Zero);
depthTexture = scene.GetTexture(name + "_depth", null);
depthTexture.width = width;
depthTexture.height = height;
depthTexture.format = PixelInternalFormat.DepthComponent;
depthTexture.Create(PixelFormat.DepthComponent, PixelType.UnsignedShort, IntPtr.Zero);
GL.GenFramebuffers(1, out frameBuffer);
GL.BindFramebuffer(FramebufferTarget.Framebuffer, frameBuffer);
GL.FramebufferTexture2D(FramebufferTarget.Framebuffer, FramebufferAttachment.ColorAttachment0, TextureTarget.Texture2D, colorTexture.glTexture, 0);
GL.FramebufferTexture2D(FramebufferTarget.Framebuffer, FramebufferAttachment.DepthAttachment, TextureTarget.Texture2D, depthTexture.glTexture, 0);
GL.BindFramebuffer(FramebufferTarget.Framebuffer, 0);
}
catch(Exception )
{
System.Windows.Forms.MessageBox.Show("Failed to load framebuffer: " + src);
}
}
public Texture GetTexture(string name, string src)
{
for (var i = 0; i < textures.Count; i++)
{
if (textures[i].name == name)
return textures[i];
}
Texture tex = new Texture(this, name, src);
textures.Add(tex);
return tex;
}