[Mono-winforms-list] NeHe's OpenGL C# example

[Rolf Bjarne Kvinge]

> -----Original Message-----
> From: mono-winforms-list-bounces at lists.ximian.com [mailto:mono-
> winforms-list-bounces at lists.ximian.com] On Behalf Of b4silence
> Sent: lunes, 19 de febrero de 2007 2:45
> To: mono-winforms-list at lists.ximian.com
> Subject: [Mono-winforms-list] NeHe's OpenGL C# example
> 
> 
> Hello all,
> 
> 
> I'm trying to compile the Nehe's OpenGL on C# example
> http://nehe.gamedev.net/counter.asp?file=files/basecode/nehegl_csharp.z
> ip
> http://nehe.gamedev.net/counter.asp?file=files/basecode/nehegl_csharp.z
> ip
> using mono 1.2.3.1 and monodevelop 0.12.
> 
> I'm getting the following error:
> 
> Unhandled Exception: System.EntryPointNotFoundException: GetDC
>   at (wrapper managed-to-native) OpenGL.WGL:GetDC (uint)
>   at OpenGL.BaseGLControl.InitializeGL (System.Object sender,

The code is using platform invoke to call directly into GetDC in user32.dll,
which doesn't exist on Linux.
You'll have to change the code to not use platform invokes (or find Linux
equivalents).
I know nothing about OpenGL, so there I can't help you :)

Rolf 

> System.EventArgs e) [0x00014] in
> /home/b4silence/nehegl_csharp/NeHeCS/BaseGL.cs:120
>   at (wrapper delegate-invoke)
> System.MulticastDelegate:invoke_void_object_EventArgs
> (object,System.EventArgs)
>   at System.Windows.Forms.UserControl.OnLoad (System.EventArgs e)
> [0x0001c]
> in
> /tmp/scratch/BUILD/mono-
> 1.2.3.1/mcs/class/Managed.Windows.Forms/System.Windows.Forms/UserContro
> l.cs:87
>   at System.Windows.Forms.UserControl.OnCreateControl () [0x00006] in
> /tmp/scratch/BUILD/mono-
> 1.2.3.1/mcs/class/Managed.Windows.Forms/System.Windows.Forms/UserContro
> l.cs:80
>   at System.Windows.Forms.Control.CreateControl () [0x000a2] in
> /tmp/scratch/BUILD/mono-
> 1.2.3.1/mcs/class/Managed.Windows.Forms/System.Windows.Forms/Control.cs
> :3244
>   at (wrapper remoting-invoke-with-check)
> System.Windows.Forms.Control:CreateControl ()
>   at System.Windows.Forms.Control.CreateControl () [0x00070] in
> /tmp/scratch/BUILD/mono-
> 1.2.3.1/mcs/class/Managed.Windows.Forms/System.Windows.Forms/Control.cs
> :3235
>   at System.Windows.Forms.Control.SetVisibleCore (Boolean value)
> [0x00032]
> in
> /tmp/scratch/BUILD/mono-
> 1.2.3.1/mcs/class/Managed.Windows.Forms/System.Windows.Forms/Control.cs
> :4190
>   at System.Windows.Forms.Form.SetVisibleCore (Boolean value) [0x0001f]
> in
> /tmp/scratch/BUILD/mono-
> 1.2.3.1/mcs/class/Managed.Windows.Forms/System.Windows.Forms/Form.cs:19
> 72
>   at System.Windows.Forms.Control.set_Visible (Boolean value) [0x00000]
> in
> /tmp/scratch/BUILD/mono-
> 1.2.3.1/mcs/class/Managed.Windows.Forms/System.Windows.Forms/Control.cs
> :2954
>   at (wrapper remoting-invoke-with-check)
> System.Windows.Forms.Control:set_Visible (bool)
>   at System.Windows.Forms.Application.RunLoop (Boolean Modal,
> System.Windows.Forms.ApplicationContext context) [0x00055] in
> /tmp/scratch/BUILD/mono-
> 1.2.3.1/mcs/class/Managed.Windows.Forms/System.Windows.Forms/Applicatio
> n.cs:549
>   at System.Windows.Forms.Application.Run (System.Windows.Forms.Form
> mainForm) [0x00000] in
> /tmp/scratch/BUILD/mono-
> 1.2.3.1/mcs/class/Managed.Windows.Forms/System.Windows.Forms/Applicatio
> n.cs:520
>   at MyFormProject.MainForm.Main (System.String[] args) [0x00055] in
> /home/b4silence/nehegl_csharp/NeHeCS/MainForm.cs:109
> 
> Could you help me on this?
> 
> Thanks.
> --
> View this message in context: http://www.nabble.com/NeHe%27s-OpenGL-C--
> example-tf3250550.html#a9036113
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> 
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