Merge #3427

3427: Remove hardcoded zoom level r=def- a=Jupeyy

E.g. on current tournament map its really annoying to not see the whole map at once to get a feeling for the map size

## Checklist

- [ ] Tested the change ingame
- [ ] Provided screenshots if it is a visual change
- [ ] Tested in combination with possibly related configuration options
- [ ] Written a unit test if it works standalone, system.c especially
- [ ] Considered possible null pointers and out of bounds array indexing
- [ ] Changed no physics that affect existing maps
- [ ] Tested the change with [ASan+UBSan or valgrind's memcheck](https://github.com/ddnet/ddnet/#using-addresssanitizer--undefinedbehavioursanitizer-or-valgrinds-memcheck) (optional)


Co-authored-by: Jupeyy <jupjopjap@gmail.com>

src/game/client/components/camera.cpp

@@ -14,6 +14,7 @@
 #include "controls.h"
 
 #include <engine/serverbrowser.h>
+#include <limits>
 
 const float ZoomStep = 0.866025f;
 
@@ -38,7 +39,7 @@ void CCamera::ScaleZoom(float Factor)
 
 float CCamera::MaxZoomLevel()
 {
-	return (Graphics()->IsTileBufferingEnabled() ? 60 : 30);
+	return (g_Config.m_ClLimitMaxZoomLevel) ? ((Graphics()->IsTileBufferingEnabled() ? 60 : 30)) : std::numeric_limits<float>::max();
 }
 
 float CCamera::MinZoomLevel()

src/game/variables.h

@@ -96,6 +96,7 @@ MACRO_CONFIG_INT(ClAutoStatboardScreenshotMax, cl_auto_statboard_screenshot_max,
 
 MACRO_CONFIG_INT(ClDefaultZoom, cl_default_zoom, 10, 0, 20, CFGFLAG_CLIENT | CFGFLAG_SAVE, "Default zoom level (10 default, min 0, max 20)")
 MACRO_CONFIG_INT(ClSmoothZoomTime, cl_smooth_zoom_time, 250, 0, 5000, CFGFLAG_CLIENT | CFGFLAG_SAVE, "Time of smooth zoom animation in ms (0 for off)")
+MACRO_CONFIG_INT(ClLimitMaxZoomLevel, cl_limit_max_zoom_level, 1, 0, 1, CFGFLAG_CLIENT | CFGFLAG_SAVE, "Specifies, if zooming should be limited or not (0 = no limit)")
 
 MACRO_CONFIG_INT(ClPlayerUseCustomColor, player_use_custom_color, 0, 0, 1, CFGFLAG_CLIENT | CFGFLAG_SAVE, "Toggles usage of custom colors")
 MACRO_CONFIG_COL(ClPlayerColorBody, player_color_body, 65408, CFGFLAG_CLIENT | CFGFLAG_SAVE | CFGFLAG_COLLIGHT, "Player body color")