Fix cameras on difficulty creation

assets/data/global.hx

@@ -1,3 +1,3 @@
-function update(elapsed)
-    if (FlxG.keys.justPressed.F5)
-        FlxG.resetState();
+//
+function update(elapsed:Float)
+    if (FlxG.keys.justPressed.F5) FlxG.resetState();

assets/shaders/engine/cameraClip.frag

@@ -0,0 +1,17 @@
+#pragma header
+
+// Used in difficulty screen
+
+uniform vec4 clipRect;
+
+bool boxCollision(vec2 pixel, vec4 rect) {
+	return (pixel.x >= rect.x) && (pixel.x < rect.x + rect.z) && (pixel.y >= rect.y) && (pixel.y < rect.y + rect.w);
+}
+
+void main()
+{
+	vec2 pixel = gl_FragCoord.xy;
+
+	if (boxCollision(pixel, clipRect)) gl_FragColor = flixel_texture2D(bitmap, openfl_TextureCoordv.xy);
+	else gl_FragColor = vec4(0.);
+}

assets/shaders/engine/colorPicker.frag

@@ -1,5 +1,7 @@
 #pragma header
 
+// Used in colorwheel
+
 vec3 hsvToRgb(vec3 c) { //hsv.x = hue, hsv.y = saturation, hsv.z = value
     vec4 K = vec4(1.0, 2.0 / 3.0, 1.0 / 3.0, 3.0);
     vec3 p = abs(fract(c.xxx + K.xyz) * 6.0 - K.www);

assets/shaders/engine/editorBlur.frag

@@ -1,6 +1,8 @@
 #pragma header
 #define PI 3.14159265359
 
+// Used for editors
+
 int steps = 16;
 int stepsInside = 2;
 float strength = 0.0075;

assets/shaders/engine/editorBlurFast.frag

@@ -1,5 +1,7 @@
 #pragma header
 
+// Used for editors (faster)
+
 //#define iResolution _camSize
 #define getTexture textureCam