Update the canvas size clamping uniforms.

Solve the linear system of equations in order to assign Viewbox parameters such as position.

Called whenever the clipper for this widget may need to be updated.

Calculate the colors encoding the picking IDs for the visual. For performance, this method will not update the id colors VertexBuffer

Update rotation parmeters based on mouse movement

Subclasses should reimplement this method to update the scene transform by calling self._set_scene_transform.

Upload data using interleaved buffer for both points and instanced rendering.

Select a backend by name. See class docstring for details.

Convert an object to a row or column vector.

Linked view transform has changed; update ticks.

Force the window to close, destroying the canvas in the process. When this was the last VisPy window, also quit the Tk instance. This

Return the actual size of the frame.

Set location of the window. Has no effect for widgets.

Set size of the window. Has no effect for widgets.

Set the window title. Has no effect for widgets.

Stop the timer. Unschedule the previous callback if it exists.

Find a visual whose bounding rect encompasses *pos*.

Return the vtype for this variable, converted based on the GLSL version.