Exception thrown if drawing context hasn't been properly initialized.
Note:
Current implementation of the module utilizes glfw3 library as drawing backend.
API calls in the module may throw this exception if glfwInit fails at the module
initialization.
Exception thrown if drawing context hasn't been properly initialized.
Note: Current implementation of the module utilizes glfw3 library as drawing backend. API calls in the module may throw this exception if glfwInit fails at the module initialization.
See: http://www.glfw.org/docs/latest/group__init.html#ga317aac130a235ab08c6db0834907d85e