Chapter 11: Weapon Unlock and Gated Upgrades

Technical requirements

What changes since Chapter 10

Setting the upgrade caps and weapon IDs

Upgrade caps

Weapon IDs for the random start

New texture keys

Reusing the infinite floor, input, and movement

From mount-all to construct-all, mount-one

Adding unlock state to the manager

Constructing the loadout without mounting

Mount and the new Unregister

Rolling one random starter

Counting upgrades and scaling difficulty over time

checkLevelUp asks the strategies

Reading the survival clock for difficulty

Surviving longer: enemy variety and time scaling

A stat table for each kind

Hit points on the enemy

Weapons that subtract damage

Scaling strength faster than reward

Introducing kinds over time and the Cyclops mini-boss

Flashing “Enemies Grow Stronger”

From flat factories to gated strategies

UpgradeOption and upgradeStrategy

The strategy registry

Building the pool

Biasing the panel toward bonus items

Writing the strategies

Unlocking a weapon

A stat upgrade

Rebuilding the Holy Shield on a radius upgrade

One-time bonus items

Bonus flags on Player

The boots strategy

Falling back when the pool is capped

Splitting display from apply

Loading the new sprites

Drawing: unchanged from Chapter 10

Summary