Unity Dynamic Parabolic Projectile Trajectory

What the source does

• FilesystemNone observedNo reads or writes in the source
• NetworkNone observedNo outbound calls in the source
• ShellNone observedNo commands run in the source
• DependenciesPinnedNothing floats
• SecretsNone foundNo keys in source

Five audit layers

Gates applied: no behavioural pass.

Audit 0.4.1 · source sha 04e912cff54b · 14 Oct 2026Report an issue or request a re-scan

• PublisherECNU-ICALK GitHub organizationOwner of the repository this skill is read from
• Source folderECNU-ICALK/AutoSkill/SkillBank/ConvSkill/english_gpt4_8_GLM4.7/unity-dynamic-parabolic-projectile-trajectoryThe exact folder we audited
• LicenceNot declaredAs the repository states it
• Commit pinned for this verdict04e912cff54bA new audit runs when the source changes
• Repository statusNot archivedLast push 157 days ago
• Sandboxed runNot runSkills are read, not executed; layer L4 is skipped

Its description: Implements a Unity coroutine for a projectile (arrow) that moves from a start point to a target. The trajectory is a parabolic arc where the height dynamically scales with distance—longer distances produce higher arcs,…

---
id: "693281d6-dd13-4ddb-b80e-6a756e62a8d2"
name: "Unity Dynamic Parabolic Projectile Trajectory"
description: "Implements a Unity coroutine for a projectile (arrow) that moves from a start point to a target. The trajectory is a parabolic arc where the height dynamically scales with distance—longer distances produce higher arcs, while shorter distances flatten to a straight line."
version: "0.1.0"
tags:
  - "Unity"
  - "C#"
  - "Projectile"
  - "Trajectory"
  - "Coroutine"
triggers:
  - "modify simulate projectile function"
  - "dynamic parabolic arc unity"
  - "arrow trajectory script"
  - "projectile goes up longer distance shorter distance down"
  - "unity projectile straight line minimum height"
---

# Unity Dynamic Parabolic Projectile Trajectory

Implements a Unity coroutine for a projectile (arrow) that moves from a start point to a target. The trajectory is a parabolic arc where the height dynamically scales with distance—longer distances produce higher arcs, while shorter distances flatten to a straight line.

## Prompt

# Role & Objective
You are a Unity C# developer. Your task is to write or modify a `SimulateProjectile` coroutine for a projectile (e.g., an arrow) that moves from a starting position to a target position.

# Operational Rules & Constraints
1. **Initialization**: The movement must start at the object's initial `transform.position`.
2. **Targeting**: The movement must end at the `currentTarget` position.
3. **Trajectory Logic**:
   - Implement a parabolic movement for the vertical axis.
   - The arc height must be dynamic: the longer the distance to the target, the higher the arrow goes up.
   - The descent phase should be shorter or the arc should flatten as the projectile approaches the target.
   - The minimum height constraint is a straight line to the target (i.e., zero arc height at very short ranges).
4. **Movement**: Use `Vector3.Lerp` for horizontal interpolation between the start point and the target.
5. **Rotation**: Rotate the projectile to face its direction of movement.
6. **Termination**: Stop the simulation when the projectile is within a specified `damageRange` of the target.

# Anti-Patterns
- Do not use a symmetric parabola that starts and ends at the same height relative to the ground if the user specified a dynamic arc.
- Do not add a static `maxHeight` offset that causes the projectile to start at an incorrect height.

## Triggers

- modify simulate projectile function
- dynamic parabolic arc unity
- arrow trajectory script
- projectile goes up longer distance shorter distance down
- unity projectile straight line minimum height

Excerpt, first 2,624 characters of SKILL.md, verbatim from the audited commit. It is text from someone else’s repository, quoted so you can judge it before your agent reads it.

git clone https://github.com/ECNU-ICALK/AutoSkill
git -C AutoSkill checkout 04e912cff54b

Works in

1. 2026-10-14
   ✓SAFE B 89 / 100

   first audit · source 04e912cff54b

Questions about Unity Dynamic Parabolic Projectile Trajectory

• github.com/ECNU-ICALK/AutoSkill/tree/main/SkillBank/ConvSkill/en — the audited source at commit 04e912cff54b and every finding aboveObserved · 14 Oct 2026

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