Expose ResolutionMultiplier to Lua

Author: MyNameIsTrez

CHANGELOG.md

@@ -124,7 +124,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 - New `FrameMan` Lua functions `SetHudDisabled(disabled, screenId)` and `IsHudDisabled(screenId)` that allows disabling a given screen's HUD, and checking whether it's currently disabled. The screenId parameters are optional and default to screen 0.
 
-- Exposed `FrameMan` property `ScreenCount` to Lua (R).
+- Exposed `FrameMan` properties `ScreenCount` and `ResolutionMultiplier` to Lua (R).
 
 </details>
 

Source/Lua/LuaBindingsManagers.cpp

@@ -64,6 +64,7 @@ LuaBindingRegisterFunctionDefinitionForType(ManagerLuaBindings, FrameMan) {
 	    .property("PlayerScreenWidth", &FrameMan::GetPlayerScreenWidth)
 	    .property("PlayerScreenHeight", &FrameMan::GetPlayerScreenHeight)
 	    .property("ScreenCount", &FrameMan::GetScreenCount)
+	    .property("ResolutionMultiplier", &FrameMan::GetResolutionMultiplier)
 
 	    .def("IsHudDisabled", &FrameMan::IsHudDisabled)
 	    .def("SetHudDisabled", &FrameMan::SetHudDisabled)

Source/Managers/FrameMan.cpp

@@ -273,6 +273,10 @@ void FrameMan::ResetSplitScreens(bool hSplit, bool vSplit) {
 	}
 }
 
+float FrameMan::GetResolutionMultiplier() const {
+	return g_WindowMan.GetResMultiplier();
+}
+
 Vector FrameMan::GetMiddleOfPlayerScreen(int whichPlayer) {
 	Vector middleOfPlayerScreen;
 

Source/Managers/FrameMan.h

@@ -112,6 +112,9 @@ namespace RTE {
 		/// @return The height of the player screens.
 		int GetPlayerScreenHeight() const { return GetPlayerFrameBufferHeight(-1); }
 
+		/// Gets the resolution multiplier.
+		float GetResolutionMultiplier() const;
+
 		/// Gets a Vector with the absolute position of the middle of the specified player's screen.
 		/// @param whichPlayer Player to get the middle of the screen for. -1 will give the middle of the entire game window.
 		/// @return The middle of the screen for the specified player, or the middle of the game window if that player is -1.