56 lines
1.0 KiB
C++
56 lines
1.0 KiB
C++
#define SOL_ALL_SAFETIES_ON 1
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#include <sol/sol.hpp>
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#include <iostream>
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struct something {
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int arr[4];
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something() : arr { 5, 6, 7, 8 } {
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}
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};
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int main() {
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std::cout << "=== c arrays (works with Visual C++ too) ==="
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<< std::endl;
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sol::state lua;
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lua.open_libraries(sol::lib::base);
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lua.new_usertype<something>(
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"something", "arr", sol::property([](something& s) {
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return std::ref(s.arr);
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}));
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lua.script(R"(s = something.new()
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print(s.arr[3])
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s.arr[3] = 40
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print(s.arr[3])
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)");
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something& s = lua["s"];
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SOL_ASSERT(s.arr[0] == 5);
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SOL_ASSERT(s.arr[1] == 6);
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SOL_ASSERT(s.arr[2] == 40);
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SOL_ASSERT(s.arr[3] == 8);
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std::string string_array[] = {
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"first string",
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"second string",
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"third string",
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};
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lua["str_arr"] = std::ref(string_array);
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// or:
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// lua["str_array"] = &string_array;
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lua.script(R"(
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print(str_arr[3])
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str_arr[3] = str_arr[3] .. ': modified'
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print(str_arr[3])
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)");
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SOL_ASSERT(string_array[2] == "third string: modified");
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return 0;
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}
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