message: shader assignment fix
diff: #if defined(dColorType_uniform)
  - vec4 material.rgb = uColor;
  + vec4 material = vec4(uColor, 1.0);
  #elif defined(dColorType_attribute) || defined(dColorType_instance) || defined(dColorType_element) || defined(dColorType_elementInstance) || defined(dColorType_objectPicking) || defined(dColorType_instancePicking) || defined(dColorType_elementPicking)
  vec4 material = vColor;
  #endif
  \ No newline at end of file
  