// TODO: Better error reporting.
Effect *effect = get_effect(L, 2);
- vector<Effect *> inputs;
- for (int idx = 3; idx <= lua_gettop(L); ++idx) {
- if (luaL_testudata(L, idx, "LiveInputWrapper")) {
- LiveInputWrapper *input = (LiveInputWrapper *)lua_touserdata(L, idx);
- inputs.push_back(input->get_input());
- } else {
- inputs.push_back(get_effect(L, idx));
+ if (lua_gettop(L) == 2) {
+ chain->add_effect(effect);
+ } else {
+ vector<Effect *> inputs;
+ for (int idx = 3; idx <= lua_gettop(L); ++idx) {
+ if (luaL_testudata(L, idx, "LiveInputWrapper")) {
+ LiveInputWrapper *input = (LiveInputWrapper *)lua_touserdata(L, idx);
+ inputs.push_back(input->get_input());
+ } else {
+ inputs.push_back(get_effect(L, idx));
+ }
}
+ chain->add_effect(effect, inputs);
}
- chain->add_effect(effect, inputs);
lua_settop(L, 2); // Return the effect itself.
return 1;
return 0;
}
+int Effect_set_vec4(lua_State *L)
+{
+ assert(lua_gettop(L) == 6);
+ Effect *effect = (Effect *)get_effect(L, 1);
+ size_t len;
+ const char* cstr = lua_tolstring(L, 2, &len);
+ std::string key(cstr, len);
+ float v[4];
+ v[0] = luaL_checknumber(L, 3);
+ v[1] = luaL_checknumber(L, 4);
+ v[2] = luaL_checknumber(L, 5);
+ v[3] = luaL_checknumber(L, 6);
+ (void)effect->set_vec4(key, v);
+ return 0;
+}
+
const luaL_Reg EffectChain_funcs[] = {
{ "new", EffectChain_new },
{ "add_live_input", EffectChain_add_live_input },
{ "new", WhiteBalanceEffect_new },
{ "set_float", Effect_set_float },
{ "set_int", Effect_set_int },
+ { "set_vec4", Effect_set_vec4 },
{ NULL, NULL }
};
{ "new", ResampleEffect_new },
{ "set_float", Effect_set_float },
{ "set_int", Effect_set_int },
+ { "set_vec4", Effect_set_vec4 },
{ NULL, NULL }
};
{ "new", PaddingEffect_new },
{ "set_float", Effect_set_float },
{ "set_int", Effect_set_int },
+ { "set_vec4", Effect_set_vec4 },
{ NULL, NULL }
};
{ "new", IntegralPaddingEffect_new },
{ "set_float", Effect_set_float },
{ "set_int", Effect_set_int },
+ { "set_vec4", Effect_set_vec4 },
{ NULL, NULL }
};
{ "new", OverlayEffect_new },
{ "set_float", Effect_set_float },
{ "set_int", Effect_set_int },
+ { "set_vec4", Effect_set_vec4 },
{ NULL, NULL }
};