return 0;
}
+int Nageru_set_channel_signal(lua_State *L)
+{
+ // NOTE: m is already locked.
+ Theme *theme = get_theme_updata(L);
+ if (theme->startup_finished) {
+ luaL_error(L, "set_channel_signal() can only be called at startup.");
+ }
+ unsigned channel = luaL_checknumber(L, 1);
+ int signal = luaL_checknumber(L, 2);
+ theme->channel_signals[channel] = signal;
+ lua_pop(L, 2);
+ return 0;
+}
+
+int Nageru_set_supports_wb(lua_State *L)
+{
+ // NOTE: m is already locked.
+ Theme *theme = get_theme_updata(L);
+ if (theme->startup_finished) {
+ luaL_error(L, "set_supports_wb() can only be called at startup.");
+ }
+ unsigned channel = luaL_checknumber(L, 1);
+ bool supports_wb = checkbool(L, 2);
+ theme->channel_supports_wb[channel] = supports_wb;
+ lua_pop(L, 2);
+ return 0;
+}
+
Theme::Theme(const string &filename, const vector<string> &search_dirs, ResourcePool *resource_pool, unsigned num_cards)
: resource_pool(resource_pool), num_cards(num_cards), signal_to_card_mapping(global_flags.default_stream_mapping)
{
const luaL_Reg Nageru_funcs[] = {
{ "set_channel_name", Nageru_set_channel_name },
{ "set_num_channels", Nageru_set_num_channels },
+ { "set_channel_signal", Nageru_set_channel_signal },
+ { "set_supports_wb", Nageru_set_supports_wb },
{ NULL, NULL }
};
lua_pushlightuserdata(L, this);
const char *ret = lua_tostring(L, -1);
if (ret == nullptr) {
fprintf(stderr, "function `channel_name' returned nil for channel %d\n", channel);
+ fprintf(stderr, "Try Nageru.set_channel_name(channel, name) at the start of the script instead.\n");
abort();
}
{
lock_guard<mutex> lock(m);
lua_getglobal(L, "channel_signal");
+ if (lua_isnil(L, -1)) {
+ lua_pop(L, 1);
+ if (channel_signals.count(channel)) {
+ return channel_signals[channel];
+ } else {
+ return -1;
+ }
+ }
+
lua_pushnumber(L, channel);
if (lua_pcall(L, 1, 1, 0) != 0) {
fprintf(stderr, "error running function `channel_signal': %s\n", lua_tostring(L, -1));
+ fprintf(stderr, "Try Nageru.set_channel_signal(channel, signal) at the start of the script instead.\n");
abort();
}
{
lock_guard<mutex> lock(m);
lua_getglobal(L, "supports_set_wb");
+ if (lua_isnil(L, -1)) {
+ lua_pop(L, 1);
+ if (channel_supports_wb.count(channel)) {
+ return channel_supports_wb[channel];
+ } else {
+ return false;
+ }
+ }
+
lua_pushnumber(L, channel);
if (lua_pcall(L, 1, 1, 0) != 0) {
fprintf(stderr, "error running function `supports_set_wb': %s\n", lua_tostring(L, -1));
+ fprintf(stderr, "Try Nageru.set_supports_wb(channel, bool) at the start of the script instead.\n");
abort();
}