X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=nageru%2Ftheme.cpp;h=7c3b366e49fafa46514281f2137fb940b4f28cd1;hb=fe13490dcc54882e6f1fc9293cbdffabf6daa290;hp=b53c65bc3434f61aae29904c242254893a672d75;hpb=9ae5d0f8b9386269420f6a3dcede479f123e952a;p=nageru

diff --git a/nageru/theme.cpp b/nageru/theme.cpp
index b53c65b..7c3b366 100644
--- a/nageru/theme.cpp
+++ b/nageru/theme.cpp
@@ -1247,6 +1247,34 @@ int Nageru_set_num_channels(lua_State *L)
 	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)
 {
@@ -1388,6 +1416,8 @@ void Theme::register_globals()
 	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);
@@ -1552,9 +1582,19 @@ int Theme::get_channel_signal(unsigned channel)
 {
 	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();
 	}
 
@@ -1590,9 +1630,19 @@ bool Theme::get_supports_set_wb(unsigned channel)
 {
 	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();
 	}