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Updated random.Number, added random.WholeNumber #1

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Updated random.Number, added random.WholeNumber #1

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c41c94e
Updated random.Number, added random.WholeNumber
The-Lord-of-Owls Dec 11, 2022
9489296
Slight fix to random.WholeNumber
The-Lord-of-Owls Dec 11, 2022
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57 changes: 51 additions & 6 deletions src/main.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -7,20 +7,61 @@ std::random_device rd;
std::mt19937 gen;

int randomNumber(lua_State* state) {
if (LUA->GetType(1) != GarrysMod::Lua::Type::NIL) {
LUA->CheckType(1, GarrysMod::Lua::Type::NUMBER);
LUA->CheckType(2, GarrysMod::Lua::Type::NUMBER);
if (LUA->GetType(1) != GarrysMod::Lua::Type::NIL) { //Check if we have the first argument
LUA->CheckType(1, GarrysMod::Lua::Type::NUMBER); //Verify the first argument is a number

std::uniform_real_distribution<double> dist(LUA->GetNumber(1), LUA->GetNumber(2));
LUA->PushNumber(dist(gen));
if (LUA->GetType(2) != GarrysMod::Lua::Type::NIL) { //Check if we have the second argument
LUA->CheckType(2, GarrysMod::Lua::Type::NUMBER); //Verify the second argument is a number

//Push our random number between the first and second argument
std::uniform_real_distribution<double> dist(LUA->GetNumber(1), LUA->GetNumber(2));
LUA->PushNumber(dist(gen));
} else {
//Added in by The Owl Cafe
//Purpose: To make it behave fully like the math.random function in glua, effectively allowing it to fully replace math.random

//We only have the first argument
//We return a number between 1 and the second argument
std::uniform_real_distribution<double> dist( 1.0, LUA->GetNumber(1));
LUA->PushNumber(dist(gen));
}
} else {
//Return a random number between 0 and 1
std::uniform_real_distribution<double> dist;
LUA->PushNumber(dist(gen));
}

return 1;
}

int randomWholeNumber(lua_State* state) {
if (LUA->GetType(1) != GarrysMod::Lua::Type::NIL) { //Check if we have the first argument
LUA->CheckType(1, GarrysMod::Lua::Type::NUMBER); //Verify the first argument is a number

if (LUA->GetType(2) != GarrysMod::Lua::Type::NIL) { //Check if we have the second argument
LUA->CheckType(2, GarrysMod::Lua::Type::NUMBER); //Verify the second argument is a number

//Push our random number between the first and second argument
std::uniform_int_distribution<int> dist(LUA->GetNumber(1), LUA->GetNumber(2));
LUA->PushNumber(dist(gen));
} else {
//Added in by The Owl Cafe
//Purpose: To make it behave fully like the math.random function in glua, effectively allowing it to fully replace math.random

//We only have the first argument
//We return a number between 1 and the second argument
std::uniform_int_distribution<int> dist( 1, LUA->GetNumber(1));
LUA->PushNumber(dist(gen));
}
} else {
//Return a random number between 0 and 1
std::uniform_int_distribution<int> dist;
LUA->PushNumber(dist(gen));
}

return 1;
}

int randomBytes(lua_State* state) {
LUA->CheckType(1, GarrysMod::Lua::Type::NUMBER);
const double requestedSize = LUA->GetNumber(1);
Expand Down Expand Up @@ -51,6 +92,10 @@ GMOD_MODULE_OPEN() {
LUA->CreateTable();
LUA->PushCFunction(randomNumber);
LUA->SetField(-2, "Number");

//Same as random.Number, but should provide a whole number instead of a decimal
LUA->PushCFunction(randomWholeNumber);
LUA->SetField(-2, "WholeNumber");

LUA->PushCFunction(randomBytes);
LUA->SetField(-2, "Bytes");
Expand All @@ -61,4 +106,4 @@ GMOD_MODULE_OPEN() {

GMOD_MODULE_CLOSE() {
return 0;
}
}