+
+ if(mBlurRadiusIndex != Property::INVALID_INDEX)
+ {
+ mImpl->mRenderer.SetProperty(mBlurRadiusIndex, mBlurRadius);
+ }
+ else if(DALI_UNLIKELY(mImpl->mRenderer && (!EqualsZero(mBlurRadius) || mAlwaysUsingBlurRadius)))
+ {
+ // Unusual case. SetProperty called after OnInitialize().
+ // Assume that DoAction call UPDATE_PROPERTY.
+ // We must regist properies into renderer, and update shader.
+
+ // BlurRadius added by this action. Regist property to renderer.
+ mBlurRadiusIndex = mImpl->mRenderer.RegisterUniqueProperty(DevelColorVisual::Property::BLUR_RADIUS, BLUR_RADIUS_NAME, mBlurRadius);
+ mImpl->mRenderer.SetProperty(Renderer::Property::BLEND_MODE, BlendMode::ON);
+
+ // Change the shader must not be occured many times. we always have to use blur feature.
+ mAlwaysUsingBlurRadius = true;
+
+ // Change shader
+ UpdateShader();
+ }