Fix: attr colors to linear color space

Author: mkmarek

examples/Assets/Scenes/SampleScene.unity

@@ -38,7 +38,7 @@ RenderSettings:
   m_ReflectionIntensity: 1
   m_CustomReflection: {fileID: 0}
   m_Sun: {fileID: 705507994}
-  m_IndirectSpecularColor: {r: 0.44657898, g: 0.4964133, b: 0.5748178, a: 1}
+  m_IndirectSpecularColor: {r: 0.18028378, g: 0.22571412, b: 0.30692285, a: 1}
   m_UseRadianceAmbientProbe: 0
 --- !u!157 &3
 LightmapSettings:
@@ -346,6 +346,7 @@ MonoBehaviour:
   panelTransform: {fileID: 0}
   enableLiveUpdates: 0
   _root: {fileID: -6750239444755058063, guid: fb7a34ebf6310fc468db4e32a57d1d40, type: 3}
+  colorsInLinearColorSpace: 0
 --- !u!114 &664391324
 MonoBehaviour:
   m_ObjectHideFlags: 0

examples/ProjectSettings/ProjectSettings.asset

@@ -47,7 +47,7 @@ PlayerSettings:
   defaultScreenWidthWeb: 960
   defaultScreenHeightWeb: 600
   m_StereoRenderingPath: 0
-  m_ActiveColorSpace: 0
+  m_ActiveColorSpace: 1
   m_MTRendering: 1
   m_StackTraceTypes: 010000000100000001000000010000000100000001000000
   iosShowActivityIndicatorOnLoading: -1

packages/com.mkmarek.uielements.react/Runtime/Bridge/Styles/StyleMapper.cs

@@ -134,20 +134,32 @@ public static Color ParseColor(string hexColor)
 
             if (hexInString.Length == 6)
             {
-                return new Color32(
+                Color col = new Color32(
                     (byte)(color >> 16 & 0xFF),
                     (byte)((color >> 8) & 0xFF),
                     (byte)(color & 0xFF),
                     0xFF);
+
+                if (ReactRenderer.Current.colorsInLinearColorSpace) {
+                    return col.linear;
+                }
+
+                return col;
             }
 
             if (hexInString.Length == 8)
             {
-                return new Color32(
+                Color col = new Color32(
                     (byte)(color >> 24 & 0xFF),
                     (byte)(color >> 16 & 0xFF),
                     (byte)((color >> 8) & 0xFF),
                     (byte)(color & 0xFF));
+
+                if (ReactRenderer.Current.colorsInLinearColorSpace) {
+                    return col.linear;
+                }
+
+                return col;
             }
 
             throw new FormatException($"Color can't have {hexInString.Length} digits");

packages/com.mkmarek.uielements.react/Runtime/ReactRenderer.cs

@@ -21,9 +21,12 @@ public class ReactRenderer : PanelRenderer
 
         public static ReactRenderer Current { get; private set; }
 
-        [SerializeField]
 #pragma warning disable 649
+        [SerializeField]
         private JSFileObject _root;
+
+        [SerializeField]
+        internal bool colorsInLinearColorSpace;
 #pragma warning restore 649
 
         private new void Awake()