PUP Cabin Challenge: Red Riding’s Home

PUP Cabin: Red Riding's Home is my take on the PUP Cabin challenge. I shaded and lit this set throughout the month of June 2019, practicing using Substance Painter for textures and developing a better understanding of RenderMan shaders. In this project, I also took the opportunity to learn more about lighting in Renderman, using PxrVolume to add dust to the room. I decided the theme of this piece based on my love for fairytales and the color red. I wanted to create a setting that feels warm and cozy - the kind of cabin that one would raise their fairytale children in.

Programs used: Maya (2018), Substance Painter, Photoshop, Renderman 22, Nuke.

 
 

Shading Grandma’s Armchair

The armchair was my favorite prop to shade in the scene, as I had decided early on I wanted to try attaining a velvet cloth look. Using Photoshop, I created my own geometric, tiling pattern for the fabric, using wolf and foliage geometric images I had already constructed to texture other props. In Substance Painter, I further adjusted the look of the fabric’s roughness and metallic properties. In Renderman, I connected my textures from SP and used the fuzz parameter with 0.7 gain and 12.5 cone angle to get a fuzzy, velvety sheen on the edges of the chair.

Original pattern, before I removed cub image from the center.

Original pattern, before I removed cub image from the center.

Pattern height texture, imported into SP.

Pattern height texture, imported into SP.

Pattern roughness texture, imported into SP.

Pattern roughness texture, imported into SP.

For the props on the armchair, I created more custom textures to add the Red Riding Hood story characters into the scene. For example, I created the following wolf decorations used on the stickers on certain spools. Since this is Papa Wolf, I used a grey, desaturated palette to evoke a more masculine feel, as well as contrast with Red Riding’s incredibly iconic red color.

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My approach to designing the quilt draped over the armchair was to ask myself: how did this quilt come to be in a cabin in the woods? Since I wanted to make a domestic setting, I decided Red Riding would have made this quilt for her cub, using a variety of re-purposed cloths. This was another place to practice shading fabrics, so I tried out making silks (making my own, simple anisotropy shading tangent maps) and using displacement maps for bumpy/knitted yarn textures. For the quilt squares with Cub’s face, I used brighter, more saturated colors to for a younger, more innocent feeling. Fun fact: the flowers in Cub’s quilt squares are called Red Riding Hood Beardtongue!

 
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Shading the Hearth Props

To give the scene some more personality, I custom-designed some logos and patterns for the props on the hearth. To create the Three Little Porks’ branded pork fat and Mother’s Goose Stew, I referred to actual canned-good logo designs to inspire the shapes I used. The “Many Happy Blessings” design is a custom engraving on one of the two pans I shaded - a housewarming gift from a family friend. The two pans are shaded at different levels of use; after all, a nicely engraved gift is too precious to regularly use.

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Finally, I doodled some images for the picture frame and papers on the wall next to the hearth.

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Lighting Progression

Environment light used to light outdoors and cheat inside warmth.

Begin using PxrVolume for some atmospheric lighting.

Begin placing lights inside the cabin, rim light the armchair.

Added a PxrVolume for room dust.

Additional lights and fine-tuning of armchair rim light.

Fine-tuning PxrVolume parameters.