void stencilOpSeparate(
int face,
int fail,
int zfail,
int zpass
)

Not documented.

Source

@DomName('WebGLRenderingContext.stencilOpSeparate')
@DocsEditable()
void stencilOpSeparate(int face, int fail, int zfail, int zpass) => _blink.BlinkWebGLRenderingContext.instance.stencilOpSeparate_Callback_4_(unwrap_jso(this), face, fail, zfail, zpass);