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slightly refactor belt drawing

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This commit is contained in:
EmeraldBlock 2021-11-22 15:20:55 -06:00
parent a7a2aad2b6
commit 8344f8ad68
2 changed files with 27 additions and 39 deletions
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52
src/js/game/systems/belt.js
View File

@ -496,51 +496,41 @@ export class BeltSystem extends GameSystemWithFilter {
drawChunk(parameters, chunk) {
// Limit speed to avoid belts going backwards
const speedMultiplier = Math.min(this.root.hubGoals.getBeltBaseSpeed(), 10);
// SYNC with systems/item_acceptor.js:drawEntityUnderlays!
// SYNC with systems/belt_underlays.js:drawChunk!
// 126 / 42 is the exact animation speed of the png animation
const animationIndex = Math.floor(
((this.root.time.realtimeNow() * speedMultiplier * BELT_ANIM_COUNT * 126) / 42) *
globalConfig.itemSpacingOnBelts
);
const contents = chunk.containedEntitiesByLayer.regular;
if (this.root.app.settings.getAllSettings().simplifiedBelts) {
const simplifiedBelts = this.root.app.settings.getAllSettings().simplifiedBelts;
let hoveredBeltPath = null;
if (simplifiedBelts) {
// POTATO Mode: Only show items when belt is hovered
let hoveredBeltPath = null;
const mousePos = this.root.app.mousePosition;
if (mousePos && this.root.currentLayer === "regular") {
const tile = this.root.camera.screenToWorld(mousePos).toTileSpace();
const contents = this.root.map.getLayerContentXY(tile.x, tile.y, "regular");
if (contents && contents.components.Belt) {
hoveredBeltPath = contents.components.Belt.assignedPath;
const entity = this.root.map.getLayerContentXY(tile.x, tile.y, "regular");
if (entity && entity.components.Belt) {
hoveredBeltPath = entity.components.Belt.assignedPath;
}
}
}
for (let i = 0; i < contents.length; ++i) {
const entity = contents[i];
if (entity.components.Belt) {
const direction = entity.components.Belt.direction;
let sprite = this.beltAnimations[direction][0];
const contents = chunk.containedEntitiesByLayer.regular;
for (let i = 0; i < contents.length; ++i) {
const entity = contents[i];
if (entity.components.Belt) {
const { direction, assignedPath } = entity.components.Belt;
const sprite = this.beltAnimations[direction][
!simplifiedBelts || assignedPath === hoveredBeltPath
? animationIndex % BELT_ANIM_COUNT
: 0
];
if (entity.components.Belt.assignedPath === hoveredBeltPath) {
sprite = this.beltAnimations[direction][animationIndex % BELT_ANIM_COUNT];
}
// Culling happens within the static map entity component
entity.components.StaticMapEntity.drawSpriteOnBoundsClipped(parameters, sprite, 0);
}
}
} else {
for (let i = 0; i < contents.length; ++i) {
const entity = contents[i];
if (entity.components.Belt) {
const direction = entity.components.Belt.direction;
const sprite = this.beltAnimations[direction][animationIndex % BELT_ANIM_COUNT];
// Culling happens within the static map entity component
entity.components.StaticMapEntity.drawSpriteOnBoundsClipped(parameters, sprite, 0);
}
// Culling happens within the static map entity component
entity.components.StaticMapEntity.drawSpriteOnBoundsClipped(parameters, sprite, 0);
}
}
}

14
src/js/game/systems/belt_underlays.js
View File

@ -224,6 +224,11 @@ export class BeltUnderlaysSystem extends GameSystemWithFilter {
drawChunk(parameters, chunk) {
// Limit speed to avoid belts going backwards
const speedMultiplier = Math.min(this.root.hubGoals.getBeltBaseSpeed(), 10);
// SYNC with systems/belt.js:drawChunk!
const animationIndex = Math.floor(
((this.root.time.realtimeNow() * speedMultiplier * BELT_ANIM_COUNT * 126) / 42) *
globalConfig.itemSpacingOnBelts
);
const contents = chunk.containedEntitiesByLayer.regular;
for (let i = 0; i < contents.length; ++i) {
@ -275,16 +280,9 @@ export class BeltUnderlaysSystem extends GameSystemWithFilter {
const y = destY + globalConfig.halfTileSize;
const angleRadians = Math.radians(angle);
// SYNC with systems/belt.js:drawSingleEntity!
const animationIndex = Math.floor(
((this.root.time.realtimeNow() * speedMultiplier * BELT_ANIM_COUNT * 126) / 42) *
globalConfig.itemSpacingOnBelts
);
parameters.context.translate(x, y);
parameters.context.rotate(angleRadians);
this.underlayBeltSprites[
animationIndex % this.underlayBeltSprites.length
].drawCachedWithClipRect(
this.underlayBeltSprites[animationIndex % BELT_ANIM_COUNT].drawCachedWithClipRect(
parameters,
-globalConfig.halfTileSize,
-globalConfig.halfTileSize,