glam/lib/renderer/forward/clear.js

Experimental WebGL Engine

export default function clear( gl, config ) {
	
	var clearBits = 0

	if( config.colorBuffer ) {
		gl.clearColor(
			config.color[0],
			config.color[1],
			config.color[2],
			config.color[3]
		)
		clearBits |= gl.COLOR_BUFFER_BIT
	}
	if( config.depthBuffer ) clearBits |= gl.DEPTH_BUFFER_BIT
	if( config.stencilBuffer ) clearBits |= gl.STENCIL_BUFFER_BIT

	if( clearBits ) {
		gl.clear( clearBits )
	}
}