Constraints: Fix default text scale with fractional gui scale mods

src/main/kotlin/gg/essential/elementa/constraints/Constraint.kt

@@ -109,7 +109,15 @@ interface HeightConstraint : SuperConstraint<Float> {
         getCachedDebuggable(component, ConstraintType.HEIGHT) { getHeightImpl(it).roundToRealPixels() }
 
     fun getTextScale(component: UIComponent): Float {
-        return getHeight(component)
+        return getCachedDebuggable(component, ConstraintType.TEXT_SCALE) { component ->
+            // We're explicitly skipping rounding for textScale 1 (which is the default) as otherwise, when using a
+            // fractional guiScale, it will be rounded to a non-1 value, and consequently all Elementa text will appear
+            // slightly bigger (or smaller) than vanilla text.
+            // This will result in some aliasing (rounding is technically the correct thing to do if we want to avoid
+            // that), but that's something to expect when using a fractional gui scale mod, and would be up to that mod
+            // to fix.
+            getHeightImpl(component).let { if (it == 1f) 1f else it.roundToRealPixels() }
+        }
     }
 }
 

src/main/kotlin/gg/essential/elementa/constraints/debug/ConstraintDebugger.kt

@@ -20,6 +20,7 @@ internal interface ConstraintDebugger {
             ConstraintType.WIDTH -> (constraint as WidthConstraint).getWidthImpl(component).roundToRealPixels()
             ConstraintType.HEIGHT -> (constraint as HeightConstraint).getHeightImpl(component).roundToRealPixels()
             ConstraintType.RADIUS -> (constraint as RadiusConstraint).getRadiusImpl(component)
+            ConstraintType.TEXT_SCALE -> (constraint as HeightConstraint).getHeightImpl(component).let { if (it == 1f) 1f else it.roundToRealPixels() }
             else -> throw UnsupportedOperationException()
         }
 }