Larger debug text for retina display (#3109)

* Add Init.Resolution.scaleDebug

* clamp scale to BGFX_CONFIG_MAX_SCALE_DEBUG

* update version

* Use textWdith/textHeight in helloworld

bindings/bf/bgfx.bf

@@ -2114,6 +2114,7 @@ public static class bgfx
 		public uint32 reset;
 		public uint8 numBackBuffers;
 		public uint8 maxFrameLatency;
+		public uint8 scaleDebug;
 	}
 	
 	[CRepr]

bindings/cs/bgfx.cs

@@ -2093,6 +2093,7 @@ public static partial class bgfx
 		public uint reset;
 		public byte numBackBuffers;
 		public byte maxFrameLatency;
+		public byte scaleDebug;
 	}
 	
 	public unsafe struct Init

bindings/d/types.d

@@ -18,7 +18,7 @@ enum expandEnum(EnumType, string fqnEnumType = EnumType.stringof) = (){
 
 extern(C) @nogc nothrow:
 
-enum uint BGFX_API_VERSION = 118;
+enum uint BGFX_API_VERSION = 119;
 
 alias bgfx_view_id_t = ushort;
 
@@ -886,6 +886,7 @@ struct bgfx_resolution_t
 	uint reset; /// Reset parameters.
 	ubyte numBackBuffers; /// Number of back buffers.
 	ubyte maxFrameLatency; /// Maximum frame latency.
+	ubyte scaleDebug; /// Scale factor for debug view.
 }
 
 /// Configurable runtime limits parameters.

bindings/zig/bgfx.zig

@@ -1338,6 +1338,7 @@ pub const Caps = extern struct {
         reset: u32,
         numBackBuffers: u8,
         maxFrameLatency: u8,
+        scaleDebug: u8,
     };
 
 pub const Init = extern struct {