See more: in the 3d topic.

import arsd.simpledisplay;
void main() {
	auto window = new SimpleWindow(500, 500, "OpenGL Test", OpenGlOptions.yes);

	// Set up the matrix
	window.setAsCurrentOpenGlContext(); // make this window active

	// This is called on each frame, we will draw our scene
	window.redrawOpenGlScene = delegate() {

	};

	window.eventLoop(0);
}