- Add directional air control modifier to prevent instant braking mid-air
* Reduce control effectiveness by 50% when reversing direction (Dot < 0)
* Allows side-to-side adjustments while maintaining forward momentum
- Remove input requirement for velocity projection on ground snap
* Project velocity onto slope even without player input
* Preserves momentum when landing on slopes
- Add KINDA_SMALL_NUMBER checks to prevent division by zero
- Add GetRenderLocation() Blueprint accessor for VFX positioning
- Clean up comments: translate Russian text to English
This makes air movement feel more realistic (less like flying) while
improving slope handling consistency.
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