Returns a WebGLFramebuffer object.

program & shader

program & shader

program & shader

program & shader

Creates and returns a WebGLRenderbuffer object.

Mobile always full-screen.

Sets whether or not front, back, or both facing facets are able to be culled.

streamed from disc

Layout & Group Define a view group

Degree converts radian to degree.

Deletes a specific WebGLFramebuffer object. If you delete the currently bound framebuffer, the default framebuffer will be bound. Deleting a framebuff

Flags a specific WebGLProgram object for deletion if currently active. It will be deleted when it is no longer being used. Any shader objects associat

Deletes the specified renderbuffer object. If the renderbuffer is currently bound, it will become unbound. If the renderbuffer is attached to the curr

删除所有属于该标签的元素..

Sets the depth range for normalized coordinates to canvas or viewport depth coordinates.

Destroy release any resource used by the bk-api.

Destroy Table

Detach a shader object from a program object.

Diag returns main diagonal (meaning all elements such that row==col).

Diag returns main diagonal (meaning all elements such that row==col).

Release release fontAtlas resources.