- mediump vec2 visualOffset = mix( offset, offset/uSize.xy, offsetSizeMode.xy );
- mediump vec2 visualSize = mix( uSize.xy * size, size, offsetSizeMode.zw );
+ highp vec2 visualOffset = mix( offset, offset/uSize.xy, offsetSizeMode.xy );
+ highp vec2 visualSize = mix( uSize.xy * size, size, offsetSizeMode.zw );