Solid Drawing Mastery

This one's for when you need animations that feel dimensionally correct, not just moving flat shapes around the screen. It enforces the principle that objects should maintain consistent volume and perspective through motion, whether you're rotating a UI card with proper vanishing points or ensuring a character's head doesn't accidentally grow during a turn. The construction approach is solid: define the 3D form and center of mass first, then animate with that spatial model in mind. Most useful when your transforms feel "off" and you can't figure out why. It's usually a solid drawing violation like flat rotation instead of perspective, broken weight distribution, or inconsistent scale.

skills.sh installs: 593
GitHub stars: 146
last updated: Aug 21, 2026

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Install

$ npx -y skills add dylantarre/animation-principles --skill solid-drawing-mastery --agent claude-code

Installs into .claude/skills of the current project.

Files

Solid Drawing Mastery

The Dimensional Principle

Solid drawing means creating the illusion of three-dimensional form, weight, and volume. In traditional animation, it meant understanding anatomy, perspective, and form. In digital motion, it means ensuring transforms and movements feel grounded in physical space, not flat manipulations of 2D shapes.

Core Theory

Form over symbol: Beginning animators draw symbols (a circle for a head, lines for arms). Master animators draw forms—volumes that exist in space with weight and dimension.

Construction consistency: Objects must maintain consistent volume and proportions throughout motion. A character's head shouldn't grow when they turn. A box shouldn't warp into a trapezoid.