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cuberite-2a
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Added Clamp() function to the lua api.

This commit is contained in:
Howaner 2014-08-05 13:47:10 +02:00
parent d2d0ffee21
commit a92cff20ea
1 changed files with 28 additions and 0 deletions
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28
src/Bindings/ManualBindings.cpp
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@ -82,6 +82,33 @@ static int lua_do_error(lua_State* L, const char * a_pFormat, ...)
// Lua bound functions with special return types
static int tolua_Clamp(lua_State * tolua_S)
{
cLuaState LuaState(tolua_S);
int NumArgs = lua_gettop(LuaState);
if (NumArgs != 3)
{
return lua_do_error(LuaState, "Error in function call '#funcname#': Requires 3 arguments, got %i", NumArgs);
}
if (!lua_isnumber(LuaState, 1) || !lua_isnumber(LuaState, 2) || !lua_isnumber(LuaState, 3))
{
return lua_do_error(LuaState, "Error in function call '#funcname#': Expected a number for parameters #1, #2 and #3");
}
int Min = (int)tolua_tonumber(LuaState, 1, 0);
int Number = (int)tolua_tonumber(LuaState, 2, 0);
int Max = (int)tolua_tonumber(LuaState, 3, 0);
int Result = std::min(std::max(Min, Number), Max);
LuaState.Push(Result);
return 1;
}
static int tolua_StringSplit(lua_State * tolua_S)
{
cLuaState LuaState(tolua_S);
@ -3103,6 +3130,7 @@ static int tolua_cCompositeChat_UnderlineUrls(lua_State * tolua_S)
void ManualBindings::Bind(lua_State * tolua_S)
{
tolua_beginmodule(tolua_S, NULL);
tolua_function(tolua_S, "Clamp", tolua_Clamp);
tolua_function(tolua_S, "StringSplit", tolua_StringSplit);
tolua_function(tolua_S, "StringSplitAndTrim", tolua_StringSplitAndTrim);
tolua_function(tolua_S, "LOG", tolua_LOG);