Re: [R300] Crash with Blender...

[Vladimir D. <vo...@mi...>]

This comes from some unimplemented functions - tnl tries to call them, but 
the pointer is NULL. See r200_swtcl.c::r200InitSwtcl() which does not have 
an analog in R300 driver yet.

                        best

                          Vladimir Dergachev

On Wed, 6 Apr 2005, Adam K Kirchhoff wrote:

>
> So I've started playing around with blender...  The dri r200 drivers work 
> well with it, so I thought I'd give it a shot with the r300 drivers.  It 
> launches, and everything is fine till I go to select an object...  It 
> crashes.  The backtrace is:
>
> *********************************WARN_ONCE*********************************
> File r300_render.c function r300_get_num_verts line 185
> user error: Need more than 0 vertices to draw primitive L !
> ***************************************************************************
>
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to Thread -1217891680 (LWP 10343)]
> 0x00000000 in ?? ()
> (gdb) bt
> #0  0x00000000 in ?? ()
> #1  0xb748cf83 in run_render (ctx=0x8691e68, stage=0x8813d28)
>   at tnl/t_vb_render.c:281
> #2  0xb747af10 in _tnl_run_pipeline (ctx=0x8691e68) at tnl/t_pipeline.c:159
> #3  0xb749b8cd in _tnl_flush_vtx (ctx=0x8691e68) at tnl/t_vtx_exec.c:282
> #4  0xb7495a74 in _tnl_wrap_buffers (ctx=0x8691e68) at tnl/t_vtx_api.c:80
> #5  0xb7495b3d in _tnl_wrap_filled_vertex (ctx=0x8813d28)
>   at tnl/t_vtx_api.c:117
> #6  0xb74980fa in attrib_0_3 (v=0x3) at tnl/t_vtx_generic.c:99
> #7  0xb74997e3 in _tnl_Vertex3fv (v=0x8813d28) at tnl/t_vtx_generic.c:201
> #8  0xb7b8ff7b in glVertex3fv (v=0x8813d28) at glapitemp.h:760
> #9  0x081e1b84 in calc_nurbverts_ext ()
> #10 0x081e23c4 in calc_nurbverts_ext ()
> #11 0x081e4dd7 in calc_nurbverts_ext ()
> #12 0x081e76e5 in draw_object ()
> #13 0x081a1d06 in selectprojektie ()
> #14 0x0811e5a6 in mouse_select ()
> #15 0x0818b818 in BIF_undo_menu ()
> #16 0x081958f7 in scrarea_do_winhandle ()
> #17 0x08115c42 in scrarea_queue_redraw ()
> #18 0x08116945 in reset_autosave ()
> #19 0x08116cc5 in screenmain ()
> #20 0x080e4856 in main ()
>
> Any ideas what the problem might be? 
> BTW, has anything come from the attempts to get the r300 DRM working on 
> FreeBSD/DragonFly?  Has there been any discussion in importing this into the 
> Mesa tree, or is it still too buggy/beta to include?
>
> Adam
>
>
>
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