fragment shader output use "FragColor" instead of "Color".

ShaderLibrary/Std2D/RectTexture2DArray.mtl

@@ -67,7 +67,7 @@ Sampler2DArray TextureColor
 
 Output
 {
-    vec4 Color;
+    vec4 FragColor;
 }
 
 Code
@@ -76,6 +76,6 @@ Code
     {
         MaterialInstance mi=GetMI();
 
-        Color=texture(TextureColor,vec3(Input.TexCoord,mi.id.x));
+        FragColor=texture(TextureColor,vec3(Input.TexCoord,mi.id.x));
     }
 }