Workaround problems with NWN. (Tilman Sauerbeck)

diff --git a/src/mesa/drivers/dri/r300/r300_vertexprog.c b/src/mesa/drivers/dri/r300/r300_vertexprog.c
index f45b8cf11ba8f0d49f4d266e2e636336b78f9580..aff5d793d2b2f6b9b0c09e9498aa1a0878cb8c6e 100644 (file)
--- a/src/mesa/drivers/dri/r300/r300_vertexprog.c
+++ b/src/mesa/drivers/dri/r300/r300_vertexprog.c
@@ -108,8 +108,18 @@ int r300VertexProgUpdateParams(GLcontext *ctx, struct r300_vertex_program *vp, f
         struct program_parameter_list *paramList;
        
        _mesa_load_state_parameters(ctx, mesa_vp->Base.Parameters);
+       if (mesa_vp->Base.Parameters == NULL) {
+               static int once=0;
+               
+               WARN_ONCE("mesa_vp->Base.Parameters NULL\n");
+               
+               if (once == 0) {
+                       _mesa_print_program(&vp->mesa_program.Base);
+                       once++;
+               }
+               return 0;
+       }
        
-       //debug_vp(ctx, mesa_vp);
        if(mesa_vp->Base.Parameters->NumParameters * 4 > VSF_MAX_FRAGMENT_LENGTH){
                fprintf(stderr, "%s:Params exhausted\n", __FUNCTION__);
                exit(-1);