get method
Implementation
WebGLRenderState get(scene, {int renderCallDepth = 0}) {
WebGLRenderState renderState;
if (renderStates.has(scene) == false) {
renderState = WebGLRenderState(extensions, capabilities);
renderStates.add(key: scene, value: [renderState]);
} else {
if (renderCallDepth >= renderStates.get(scene).length) {
renderState = WebGLRenderState(extensions, capabilities);
renderStates.get(scene).add(renderState);
} else {
renderState = renderStates.get(scene)[renderCallDepth];
}
}
return renderState;
}