added a readme for the image archive

image_archive/README.md

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+# Image Archive
+
+## Shading by Normal
+
+![Original program image output](./image_archive/shade_by_normal.jpeg)
+
+![Fixed aspect ratio](./image_archive/fixed_aspect_ratio.jpeg)
+
+## With multiple objects
+
+![Four sphere objects being displayed](./image_archive/fixed_faulty_hit_logic.jpeg)
+
+## With Anti-Aliasing
+
+![Anti-aliased output](./image_archive/antialiased.jpeg)
+
+## Basic Working Matt Shadows
+
+![Basic Shadows](./image_archive/basic_shadows.jpeg)
+
+## Other materials
+
+![Metal materials and Lambertian materials in the same scene (with colors)](./image_archive/materials.jpeg)
+
+### Fuzzy metals
+
+![Now with fuzziness on the metals](./image_archive/fuzzy_metal.jpeg)
+
+### Hollow glass
+
+![Hollow glass sphere](./image_archive/hollow_glass.jpeg)
+
+## Camera Adjustments
+
+### High angle with 30 vfov
+
+![High angle down view of the balls](./image_archive/high_angle_down.jpeg)
+
+## Resources
+
+[_Ray Tracing in One Weekend_](https://raytracing.github.io/books/RayTracingInOneWeekend.html)