add acceptor/ejector belts to other buildings

src/js/game/buildings/balancer.js

@@ -8,6 +8,7 @@ import { GameRoot } from "../root";
 import { enumHubGoalRewards } from "../tutorial_goals";
 import { T } from "../../translations";
 import { formatItemsPerSecond, generateMatrixRotations } from "../../core/utils";
+import { BELT_BORDER } from "../systems/belt";
 
 /** @enum {string} */
 export const enumBalancerVariants = {
@@ -183,9 +184,7 @@ export class MetaBalancerBuilding extends MetaBuilding {
                                 ? enumDirection.left
                                 : enumDirection.right,
                         ],
-                        // distance to edge of perpendicular belt, ignoring border width
+                        beltLength: BELT_BORDER,
-                        // see generate_belt_sprites.js
-                        beltLength: 23.5 / 192,
                     },
                 ]);
 
@@ -217,7 +216,7 @@ export class MetaBalancerBuilding extends MetaBuilding {
                             variant === enumBalancerVariants.splitterInverse
                                 ? enumDirection.left
                                 : enumDirection.right,
-                        beltLength: 23.5 / 192,
+                        beltLength: BELT_BORDER,
                     },
                 ]);
 

src/js/game/buildings/hub.js

@@ -67,71 +67,85 @@ export class MetaHubBuilding extends MetaBuilding {
                     {
                         pos: new Vector(0, 0),
                         directions: [enumDirection.top, enumDirection.left],
+                        beltLength: 0.5,
                         filter: "shape",
                     },
                     {
                         pos: new Vector(1, 0),
                         directions: [enumDirection.top],
+                        beltLength: 0.5,
                         filter: "shape",
                     },
                     {
                         pos: new Vector(2, 0),
                         directions: [enumDirection.top],
+                        beltLength: 0.5,
                         filter: "shape",
                     },
                     {
                         pos: new Vector(3, 0),
                         directions: [enumDirection.top, enumDirection.right],
+                        beltLength: 0.5,
                         filter: "shape",
                     },
                     {
                         pos: new Vector(0, 3),
                         directions: [enumDirection.bottom, enumDirection.left],
+                        beltLength: 0.5,
                         filter: "shape",
                     },
                     {
                         pos: new Vector(1, 3),
                         directions: [enumDirection.bottom],
+                        beltLength: 0.5,
                         filter: "shape",
                     },
                     {
                         pos: new Vector(2, 3),
                         directions: [enumDirection.bottom],
+                        beltLength: 0.5,
                         filter: "shape",
                     },
                     {
                         pos: new Vector(3, 3),
                         directions: [enumDirection.bottom, enumDirection.right],
+                        beltLength: 0.5,
                         filter: "shape",
                     },
                     {
                         pos: new Vector(0, 1),
                         directions: [enumDirection.left],
+                        beltLength: 0.5,
                         filter: "shape",
                     },
                     {
                         pos: new Vector(0, 2),
                         directions: [enumDirection.left],
+                        beltLength: 0.5,
                         filter: "shape",
                     },
                     {
                         pos: new Vector(0, 3),
                         directions: [enumDirection.left],
+                        beltLength: 0.5,
                         filter: "shape",
                     },
                     {
                         pos: new Vector(3, 1),
                         directions: [enumDirection.right],
+                        beltLength: 0.5,
                         filter: "shape",
                     },
                     {
                         pos: new Vector(3, 2),
                         directions: [enumDirection.right],
+                        beltLength: 0.5,
                         filter: "shape",
                     },
                     {
                         pos: new Vector(3, 3),
                         directions: [enumDirection.right],
+                        beltLength: 0.5,
                         filter: "shape",
                     },
                 ],

src/js/game/buildings/mixer.js

@@ -65,11 +65,13 @@ export class MetaMixerBuilding extends MetaBuilding {
                     {
                         pos: new Vector(0, 0),
                         directions: [enumDirection.bottom],
+                        beltLength: 0.5,
                         filter: "color",
                     },
                     {
                         pos: new Vector(1, 0),
                         directions: [enumDirection.bottom],
+                        beltLength: 0.5,
                         filter: "color",
                     },
                 ],

src/js/game/buildings/painter.js

@@ -231,6 +231,7 @@ export class MetaPainterBuilding extends MetaBuilding {
                     {
                         pos: new Vector(0, 0),
                         directions: [enumDirection.left],
+                        beltLength: 0.5,
                         filter: "shape",
                     },
                     {

src/js/game/buildings/stacker.js

@@ -65,11 +65,13 @@ export class MetaStackerBuilding extends MetaBuilding {
                     {
                         pos: new Vector(0, 0),
                         directions: [enumDirection.bottom],
+                        beltLength: 0.5,
                         filter: "shape",
                     },
                     {
                         pos: new Vector(1, 0),
                         directions: [enumDirection.bottom],
+                        beltLength: 0.5,
                         filter: "shape",
                     },
                 ],

src/js/game/systems/belt.js

@@ -17,6 +17,10 @@ import { defaultBuildingVariant } from "../meta_building";
 
 export const BELT_ANIM_COUNT = 14;
 
+// width of the empty space to the side of the belt sprite, ignoring border width, in tiles
+// see generate_belt_sprites.js
+export const BELT_BORDER = 23.5 / 192;
+
 const logger = createLogger("belt");
 
 /**