images and section headers

docs/.vuepress/config.js

@@ -41,6 +41,7 @@ module.exports = {
                     '/intermediate/tutorial10-lighting/',
                     '/intermediate/tutorial11-normals/',
                     '/intermediate/tutorial12-camera/',
+                    '/intermediate/tutorial13-hdr/',
                 ],
             },
             {

docs/intermediate/tutorial13-hdr/readme.md

@@ -0,0 +1,26 @@
+# High Dynamic Range Rendering
+
+## What is High Dynamic Range?
+
+## Switching to HDR
+
+![before hdr](./before-hdr.png)
+![after hdr](./after-hdr.png)
+
+## Loading HDR textures
+
+## Equirectangular textures and cube maps
+
+![equirectangular skybox](./kloofendal_43d_clear_puresky.jpg)
+
+## Compute shaders
+
+## Skybox
+
+![debugging skybox](./debugging-skybox.png)
+
+![projection error](./project-error.png)
+
+## Reflections
+
+![with-reflections](./with-reflections.png)