private void CreateFramebuffer()
{
this.glControl.MakeCurrent();
if (this.framebufferId > 0)
{
GL.DeleteFramebuffer(this.framebufferId);
}
if (this.depthbufferId > 0)
{
GL.DeleteRenderbuffer(this.depthbufferId);
}
if (this.colorbufferId > 0)
{
GL.DeleteRenderbuffer(this.colorbufferId);
}
this.framebufferId = GL.GenFramebuffer();
GL.BindFramebuffer(FramebufferTarget.Framebuffer, this.framebufferId);
this.colorbufferId = GL.GenRenderbuffer();
GL.BindRenderbuffer(RenderbufferTarget.Renderbuffer, this.colorbufferId);
GL.RenderbufferStorage(
RenderbufferTarget.Renderbuffer,
RenderbufferStorage.Rgba8,
this.size.Width,
this.size.Height);
GL.FramebufferRenderbuffer(
FramebufferTarget.Framebuffer,
FramebufferAttachment.ColorAttachment0,
RenderbufferTarget.Renderbuffer,
this.colorbufferId);
this.depthbufferId = GL.GenRenderbuffer();
GL.BindRenderbuffer(RenderbufferTarget.Renderbuffer, this.depthbufferId);
GL.RenderbufferStorage(
RenderbufferTarget.Renderbuffer,
RenderbufferStorage.DepthComponent24,
this.size.Width,
this.size.Height);
GL.FramebufferRenderbuffer(
FramebufferTarget.Framebuffer,
FramebufferAttachment.DepthAttachment,
RenderbufferTarget.Renderbuffer,
this.depthbufferId);
FramebufferErrorCode error = GL.CheckFramebufferStatus(FramebufferTarget.Framebuffer);
if (error != FramebufferErrorCode.FramebufferComplete)
{
throw new Exception();
}
this.loaded = true;
}
private void CreateFramebuffer()
{
this.glControl.MakeCurrent();
if (this.framebufferId > 0)
{
OpenTK.Graphics.OpenGL.GL.DeleteFramebuffer(this.framebufferId);
}
if (this.depthbufferId > 0)
{
OpenTK.Graphics.OpenGL.GL.DeleteRenderbuffer(this.depthbufferId);
}
if (this.textureId > 0)
{
OpenTK.Graphics.OpenGL.GL.DeleteTexture(this.textureId);
}
this.textureId = OpenTK.Graphics.OpenGL.GL.GenTexture();
OpenTK.Graphics.OpenGL.GL.BindTexture(OpenTK.Graphics.OpenGL.TextureTarget.Texture2D, this.textureId);
OpenTK.Graphics.OpenGL.GL.TexParameter(OpenTK.Graphics.OpenGL.TextureTarget.Texture2D, OpenTK.Graphics.OpenGL.TextureParameterName.TextureWrapS, (int)OpenTK.Graphics.OpenGL.TextureWrapMode.Repeat);
OpenTK.Graphics.OpenGL.GL.TexParameter(OpenTK.Graphics.OpenGL.TextureTarget.Texture2D, OpenTK.Graphics.OpenGL.TextureParameterName.TextureWrapT, (int)TextureWrapMode.Repeat);
OpenTK.Graphics.OpenGL.GL.TexParameter(
OpenTK.Graphics.OpenGL.TextureTarget.Texture2D,
OpenTK.Graphics.OpenGL.TextureParameterName.TextureMinFilter,
(int)TextureMinFilter.Nearest);
OpenTK.Graphics.OpenGL.GL.TexParameter(
OpenTK.Graphics.OpenGL.TextureTarget.Texture2D,
TextureParameterName.TextureMagFilter,
(int)TextureMagFilter.Nearest);
OpenTK.Graphics.OpenGL.GL.TexImage2D(
OpenTK.Graphics.OpenGL.TextureTarget.Texture2D,
0,
PixelInternalFormat.Rgb8,
this.size.Width,
this.size.Height,
0,
OpenTK.Graphics.OpenGL.PixelFormat.Bgra,
PixelType.UnsignedByte,
IntPtr.Zero);
this.framebufferId = OpenTK.Graphics.OpenGL.GL.GenFramebuffer();
OpenTK.Graphics.OpenGL.GL.BindFramebuffer(OpenTK.Graphics.OpenGL.FramebufferTarget.Framebuffer, this.framebufferId);
OpenTK.Graphics.OpenGL.GL.FramebufferTexture2D(
OpenTK.Graphics.OpenGL.FramebufferTarget.Framebuffer,
OpenTK.Graphics.OpenGL.FramebufferAttachment.ColorAttachment0,
TextureTarget.Texture2D,
this.textureId,
0);
this.depthbufferId = OpenTK.Graphics.OpenGL.GL.GenRenderbuffer();
OpenTK.Graphics.OpenGL.GL.BindRenderbuffer(OpenTK.Graphics.OpenGL.RenderbufferTarget.Renderbuffer, this.depthbufferId);
OpenTK.Graphics.OpenGL.GL.RenderbufferStorage(
OpenTK.Graphics.OpenGL.RenderbufferTarget.Renderbuffer,
RenderbufferStorage.DepthComponent24,
this.size.Width,
this.size.Height);
OpenTK.Graphics.OpenGL.GL.FramebufferRenderbuffer(
OpenTK.Graphics.OpenGL.FramebufferTarget.Framebuffer,
FramebufferAttachment.DepthAttachment,
RenderbufferTarget.Renderbuffer,
this.depthbufferId);
OpenTK.Graphics.OpenGL.FramebufferErrorCode error = GL.CheckFramebufferStatus(FramebufferTarget.Framebuffer);
if (error != FramebufferErrorCode.FramebufferComplete)
{
throw new Exception();
}
this.loaded = true;
}
