38 lines
No EOL
1.1 KiB
C++
38 lines
No EOL
1.1 KiB
C++
#ifndef _lua_int__hpp__included__
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#define _lua_int__hpp__included__
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#include "lua.hpp"
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extern "C"
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{
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#include <lua.h>
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}
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std::string get_string_argument(lua_State* LS, unsigned argindex, const char* fname);
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bool get_boolean_argument(lua_State* LS, unsigned argindex, const char* fname);
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extern lua_render_context* lua_render_ctx;
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extern controls_t* lua_input_controllerdata;
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template<typename T>
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T get_numeric_argument(lua_State* LS, unsigned argindex, const char* fname)
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{
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if(lua_isnone(LS, argindex) || !lua_isnumber(LS, argindex)) {
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lua_pushfstring(LS, "argument #%i to %s must be numeric", argindex, fname);
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lua_error(LS);
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}
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return static_cast<T>(lua_tonumber(LS, argindex));
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}
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template<typename T>
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void get_numeric_argument(lua_State* LS, unsigned argindex, T& value, const char* fname)
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{
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if(lua_isnoneornil(LS, argindex))
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return;
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if(lua_isnone(LS, argindex) || !lua_isnumber(LS, argindex)) {
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lua_pushfstring(LS, "argument #%i to %s must be numeric if present", argindex, fname);
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lua_error(LS);
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}
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value = static_cast<T>(lua_tonumber(LS, argindex));
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}
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#endif |