bullets die after leaving their range (plus buffer)

some rebalancing

README.md

@@ -92,6 +92,8 @@ Graphics and sounds by Matt. Nathan created the Lego builds that were used for t
   * ~~Add UI for configuring game options (server, client, debug, gridlines)~~
   * Choose options for game difficulty
     * Add input for tower level in game options
+    * Computer player options
+  * Sound options
     * ~~Implement game difficulty~~
   * ~~Set other options~~
     * ~~debug, range circles, etc~~
@@ -104,7 +106,7 @@ Graphics and sounds by Matt. Nathan created the Lego builds that were used for t
   * Bullets slow creeps
   * ~~Refresh tower health for % of initial cost~~
 * Let mouse clicks heal and upgrade towers, right click or double click
-* Bullets expire after traveling range + X
+* ~~Bullets expire after traveling range + X~~
   * Special bullets could create spots on the ground that will slow, damage, or annoy creeps
 * Levels
   * ~~More powerful creeps~~
@@ -132,13 +134,13 @@ Graphics and sounds by Matt. Nathan created the Lego builds that were used for t
 * ~~Scores~~
   * ~~save high scores~~
 * Stretch
-  * Computer players
+  * ~~Computer players~~
+    * Additional strategies
   * ~~Networking players, possibly using [leap-fish/necs](https://github.com/leap-fish/necs)~~
     * ~~Send extra creeps to other player~~
     * Pick different types of creep to send
   * Simulation for testing
   * Play simulated network opponent
-  * Investigate donburi systems and events
 
 ## Remote viewer
 

components/bullets.go

@@ -69,6 +69,12 @@ func (brd *BulletRenderData) GetColor() color.Color {
 func (bd *BulletData) Update(entry *donburi.Entry) error {
 	pos := Position.Get(entry)
 	dist := util.DistancePoints(bd.start, bd.end)
+	// if the bullet has traveled past its range (plus a little buffer), remove it
+	// TODO add special bullets that do something when they expire (like a slow-down effect)
+	if util.DistancePoints(bd.start, image.Pt(pos.X, pos.Y)) > dist*3/2 {
+		entry.Remove()
+		return nil
+	}
 	ratio := dist / float64(bd.speed)
 	// fmt.Printf("dist: %v, ratio: %v, start: %v, end: %v\n", dist, ratio, bd.start, bd.end)
 

components/creeps.go

@@ -38,7 +38,7 @@ func NewCreep(world donburi.World, x, y, creepLevel int) (*donburi.Entry, error)
 	Velocity.Set(creep, &VelocityData{X: 0, Y: 5 - augment + creepLevel/2})
 	name := fmt.Sprintf("creep%v", choose)
 	Creep.Set(creep, &CreepData{scoreValue: 10 * augment})
-	Health.Set(creep, NewHealthData(1+2*augment+creepLevel/2))
+	Health.Set(creep, NewHealthData(1+2*augment+creepLevel/3))
 	Attack.Set(creep, &AttackData{Power: 1 + (creepLevel-1)*augment/4, AttackType: RangedSingle, Range: 10 + 10*augment, cooldown: util.NewCooldownTimer(5 + 5*augment)})
 	SpriteRender.Set(creep, &SpriteRenderData{Name: name})
 	RangeRender.Set(creep, &RangeRenderData{})

game/game.go

@@ -181,7 +181,7 @@ func ensureDir(dirName string) error {
 }
 
 func (g *GameData) Update() error {
-	// TODO move this into the title scene so we can determin if the config has focus
+	// TODO move this into the title scene so we can determine if the config has focus
 	if !scenes.IsModalOpen() && inpututil.IsKeyJustPressed(ebiten.KeyQ) {
 		if err := g.SaveScores(); err != nil {
 			return err