Definition
WebGL WEBGL_provoking_vertex Extension Specification defines WEBGL_provoking_vertex
[Exposed=(Window,Worker), LegacyNoInterfaceObject]
interface WEBGL_provoking_vertex {
const GLenum FIRST_VERTEX_CONVENTION_WEBGL = 0x8E4D;
const GLenum LAST_VERTEX_CONVENTION_WEBGL = 0x8E4E; // default
const GLenum PROVOKING_VERTEX_WEBGL = 0x8E4F;
undefined provokingVertexWEBGL(GLenum provokeMode);
};