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Informative DevForum posts from everyone's favorite DTS member.

(Arranged newest to oldest)

A. Schneider, "Real-Time Volumetric Cloudscapes," in GPU Pro 7: Advanced Rendering Techniques, 2016, pp. 97-127. (Follow up presentations here, and here.)
S. Hillaire, "Physically Based Sky, Atmosphere and Cloud Rendering in Frostbite" in Physically Based Shading in Theory and Practice course, SIGGRAPH 2016. [video] [course notes] [scatter integral shadertoy]
[R. Högfeldt, "Convincing Cloud Rendering – An Implementation of Real-Time Dynamic Volumetric Clouds in Frostbite"](https://odr.chalmers.se/hand

	// A minimal iOS app set up entirely in code using Objective-C rather than using a storyboard and UIApplicationSceneManifest in the Info.plist.
	// Last updated for iOS 18.
	// Swift version: https://gist.github.com/douglashill/b8125f7e2336b6a47461df0d4898f64d

	@import UIKit;

	@interface SceneDelegate : UIResponder <UIWindowSceneDelegate>
	@end

	@implementation SceneDelegate


	#include "hemicube.h"

	#define PACK_HEMICUBES 1


	static void get_hemicube_face_normal(int index, Vector3 forward, Vector3 left, Vector3 *up) {
	// Unwrapped hemicube with positive-Z in the middle.
	switch (index) {
	case 0: forward = Vector3(+1, 0, 0); left = Vector3( 0, 1, 0); break;