static int events_cb(const struct nlmsghdr *nlh, void *data)
{
int ret = MNL_CB_OK;
int event = NFNL_MSG_TYPE(nlh->nlmsg_type);
int type = *((int *)data);
switch(event) {
case NFT_MSG_NEWTABLE:
case NFT_MSG_DELTABLE:
ret = table_cb(nlh, event, type);
break;
case NFT_MSG_NEWCHAIN:
case NFT_MSG_DELCHAIN:
ret = chain_cb(nlh, event, type);
break;
case NFT_MSG_NEWRULE:
case NFT_MSG_DELRULE:
ret = rule_cb(nlh, event, type);
break;
case NFT_MSG_NEWSET:
case NFT_MSG_DELSET:
ret = set_cb(nlh, event, type);
break;
case NFT_MSG_NEWSETELEM:
case NFT_MSG_DELSETELEM:
ret = setelem_cb(nlh, event, type);
break;
case NFT_MSG_NEWGEN:
ret = gen_cb(nlh, event, type);
break;
}
return ret;
}
static int lcallback(lua_State *L) {
struct context* ctx = lua_touserdata(L, lua_upvalueindex(1));
luaL_checktype(L, 1, LUA_TFUNCTION);
lua_settop(L, 1);
lua_rawsetp(L, LUA_REGISTRYINDEX, &_cb);
set_cb(ctx, _cb);
return 0;
}
mng_retcode mng_init_callbacks(mng_handle handle)
{
mng_retcode ret;
#define set_cb(x) \
if ((ret = mng_setcb_##x(handle, fb_mng_##x)) != MNG_NOERROR) \
return ret;
set_cb(errorproc);
set_cb(openstream);
set_cb(closestream);
set_cb(readdata);
set_cb(getcanvasline);
set_cb(refresh);
set_cb(gettickcount);
set_cb(settimer);
set_cb(processheader);
#ifdef MNG_SUPPORT_TRACE
set_cb(traceproc);
#endif
#undef set_cb
return MNG_NOERROR;
}
VALUE ruby_libvirt_set_typed_parameters(VALUE d, VALUE input,
unsigned int flags, void *opaque,
struct ruby_libvirt_typed_param *allowed,
unsigned int num_allowed,
const char *(*set_cb)(VALUE d,
unsigned int flags,
virTypedParameterPtr params,
int nparams,
void *opaque))
{
const char *errname;
struct ruby_libvirt_parameter_assign_args args;
unsigned long hashsize;
/* make sure input is a hash */
Check_Type(input, T_HASH);
hashsize = RHASH_SIZE(input);
if (hashsize == 0) {
return Qnil;
}
args.allowed = allowed;
args.num_allowed = num_allowed;
args.params = alloca(sizeof(virTypedParameter) * hashsize);
args.i = 0;
rb_hash_foreach(input, ruby_libvirt_typed_parameter_assign, (VALUE)&args);
errname = set_cb(d, flags, args.params, args.i, opaque);
ruby_libvirt_raise_error_if(errname != NULL, e_RetrieveError, errname,
ruby_libvirt_connect_get(d));
return Qnil;
}
int
SolidColorTexture::draw(CVIEWptr& v)
{
if (_ctrl)
return _ctrl->draw(v);
bool show_weights = debug_patch_blend;
if (show_weights) {
if (!dynamic_cast<PatchBlendStripCB*>(cb())) {
set_cb(new PatchBlendStripCB(patch()));
assert(dynamic_cast<PatchBlendStripCB*>(cb()));
}
} else if (dynamic_cast<PatchBlendStripCB*>(cb())) {
dynamic_cast<PatchBlendStripCB*>(cb())->set_patch(0);
}
// push GL state before changing things
glPushAttrib(GL_ENABLE_BIT | GL_CURRENT_BIT | GL_COLOR_BUFFER_BIT);
// Set the color
COLOR c = _color;
double a = _alpha*alpha();
if (_track_view_color)
c = v->color();
glColor4fv(float4(c,a));
// try it with the display list:
if (BasicTexture::draw(v))
return _patch->num_faces();
// ensure this never happens again! get a display list:
int dl = _dl.get_dl(v, 1, _patch->stamp());
if (dl)
glNewList(dl, GL_COMPILE);
glDisable(GL_LIGHTING); // GL_ENABLE_BIT
// set up face culling for closed surfaces
set_face_culling(); // GL_ENABLE_BIT
// draw the triangle strips
PatchBlendStripCB* pbcb = dynamic_cast<PatchBlendStripCB*>(cb());
if (show_weights) {
glEnable(GL_BLEND); // GL_ENABLE_BIT
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); // GL_COLOR_BUFFER_BIT
if (Config::get_var_bool("DEBUG_PATCH_BLEND_WEIGHTS",false)) {
cerr << "SolidColorTexture::draw: patch "
<< mesh()->patches().get_index(patch())
<< ": drawing patch blend weights"
<< endl;
}
mesh()->update_patch_blend_weights();
assert(pbcb);
pbcb->set_patch(patch()->cur_patch());
pbcb->set_color(c,a);
_patch->draw_n_ring_triangles(
mesh()->patch_blend_smooth_passes() + 1, pbcb, false
);
// draw the boundary w/ given line width and color:
EdgeStrip bdry = patch()->cur_faces().get_boundary();
GtexUtil::draw_strip(bdry, 2, Color::yellow);
} else {
if (pbcb)
pbcb->set_patch(0);
_patch->draw_tri_strips(_cb);
}
// restore gl state:
glPopAttrib();
// end the display list here
if (_dl.dl(v)) {
_dl.close_dl(v);
// the display list is built; now execute it
BasicTexture::draw(v);
}
return _patch->num_faces();
}