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https://github.com/scratchfoundation/scratch-vm.git
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Merge pull request #563 from rschamp/performance/spriteInfoUpdate
Stop emitting SPRITE_INFO_REPORT
This commit is contained in:
commit
8f45045af0
3 changed files with 48 additions and 40 deletions
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@ -104,6 +104,13 @@ class Runtime extends EventEmitter {
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*/
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this._cloneCounter = 0;
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/**
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* Flag to emit a targets update at the end of a step. When target data
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* changes, this flag is set to true.
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* @type {boolean}
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*/
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this._refreshTargets = false;
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/**
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* Whether the project is in "turbo mode."
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* @type {Boolean}
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@ -226,11 +233,11 @@ class Runtime extends EventEmitter {
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}
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/**
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* Event name for sprite info report.
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* Event name for targets update report.
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* @const {string}
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*/
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static get SPRITE_INFO_REPORT () {
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return 'SPRITE_INFO_REPORT';
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static get TARGETS_UPDATE () {
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return 'TARGETS_UPDATE';
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}
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/**
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@ -638,6 +645,7 @@ class Runtime extends EventEmitter {
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* inactive threads after each iteration.
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*/
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_step () {
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this._refreshTargets = false;
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// Find all edge-activated hats, and add them to threads to be evaluated.
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for (const hatType in this._hats) {
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if (!this._hats.hasOwnProperty(hatType)) continue;
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@ -655,6 +663,7 @@ class Runtime extends EventEmitter {
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// @todo: Only render when this.redrawRequested or clones rendered.
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this.renderer.draw();
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}
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if (this._refreshTargets) this.emit(Runtime.TARGETS_UPDATE);
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}
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/**
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@ -673,7 +682,7 @@ class Runtime extends EventEmitter {
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// Script glows must be cleared.
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this._scriptGlowsPreviousFrame = [];
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this._updateGlows();
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this.spriteInfoReport(editingTarget);
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this.requestTargetsUpdate(editingTarget);
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}
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/**
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@ -809,16 +818,6 @@ class Runtime extends EventEmitter {
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this.emit(Runtime.VISUAL_REPORT, {id: blockId, value: String(value)});
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}
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/**
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* Emit a sprite info report if the provided target is the original sprite
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* @param {!Target} target Target to report sprite info for.
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*/
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spriteInfoReport (target) {
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if (!target.isOriginal) return;
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this.emit(Runtime.SPRITE_INFO_REPORT, target.toJSON());
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}
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/**
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* Get a target by its id.
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* @param {string} targetId Id of target to find.
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@ -896,6 +895,16 @@ class Runtime extends EventEmitter {
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this.redrawRequested = true;
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}
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/**
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* Emit a targets update at the end of the step if the provided target is
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* the original sprite
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* @param {!Target} target Target requesting the targets update
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*/
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requestTargetsUpdate (target) {
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if (!target.isOriginal) return;
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this._refreshTargets = true;
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}
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/**
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* Set up timers to repeatedly step in a browser.
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*/
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@ -197,7 +197,7 @@ class RenderedTarget extends Target {
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this.y = y;
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}
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this.emit(RenderedTarget.EVENT_TARGET_MOVED, this, oldX, oldY);
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this.runtime.spriteInfoReport(this);
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this.runtime.requestTargetsUpdate(this);
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}
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/**
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@ -240,7 +240,7 @@ class RenderedTarget extends Target {
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this.runtime.requestRedraw();
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}
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}
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this.runtime.spriteInfoReport(this);
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this.runtime.requestTargetsUpdate(this);
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}
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/**
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@ -250,7 +250,7 @@ class RenderedTarget extends Target {
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setDraggable (draggable) {
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if (this.isStage) return;
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this.draggable = !!draggable;
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this.runtime.spriteInfoReport(this);
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this.runtime.requestTargetsUpdate(this);
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}
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/**
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@ -287,7 +287,7 @@ class RenderedTarget extends Target {
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this.runtime.requestRedraw();
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}
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}
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this.runtime.spriteInfoReport(this);
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this.runtime.requestTargetsUpdate(this);
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}
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/**
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@ -386,7 +386,7 @@ class RenderedTarget extends Target {
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this.runtime.requestRedraw();
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}
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}
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this.runtime.spriteInfoReport(this);
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this.runtime.requestTargetsUpdate(this);
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}
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/**
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@ -411,7 +411,7 @@ class RenderedTarget extends Target {
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this.runtime.requestRedraw();
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}
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}
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this.runtime.spriteInfoReport(this);
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this.runtime.requestTargetsUpdate(this);
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}
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/**
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@ -483,7 +483,7 @@ class RenderedTarget extends Target {
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this.runtime.requestRedraw();
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}
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}
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this.runtime.spriteInfoReport(this);
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this.runtime.requestTargetsUpdate(this);
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}
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/**
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@ -19,42 +19,41 @@ class VirtualMachine extends EventEmitter {
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constructor () {
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super();
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const instance = this;
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/**
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* VM runtime, to store blocks, I/O devices, sprites/targets, etc.
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* @type {!Runtime}
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*/
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instance.runtime = new Runtime();
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this.runtime = new Runtime();
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/**
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* The "currently editing"/selected target ID for the VM.
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* Block events from any Blockly workspace are routed to this target.
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* @type {!string}
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*/
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instance.editingTarget = null;
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this.editingTarget = null;
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// Runtime emits are passed along as VM emits.
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instance.runtime.on(Runtime.SCRIPT_GLOW_ON, glowData => {
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instance.emit(Runtime.SCRIPT_GLOW_ON, glowData);
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this.runtime.on(Runtime.SCRIPT_GLOW_ON, glowData => {
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this.emit(Runtime.SCRIPT_GLOW_ON, glowData);
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});
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instance.runtime.on(Runtime.SCRIPT_GLOW_OFF, glowData => {
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instance.emit(Runtime.SCRIPT_GLOW_OFF, glowData);
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this.runtime.on(Runtime.SCRIPT_GLOW_OFF, glowData => {
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this.emit(Runtime.SCRIPT_GLOW_OFF, glowData);
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});
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instance.runtime.on(Runtime.BLOCK_GLOW_ON, glowData => {
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instance.emit(Runtime.BLOCK_GLOW_ON, glowData);
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this.runtime.on(Runtime.BLOCK_GLOW_ON, glowData => {
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this.emit(Runtime.BLOCK_GLOW_ON, glowData);
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});
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instance.runtime.on(Runtime.BLOCK_GLOW_OFF, glowData => {
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instance.emit(Runtime.BLOCK_GLOW_OFF, glowData);
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this.runtime.on(Runtime.BLOCK_GLOW_OFF, glowData => {
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this.emit(Runtime.BLOCK_GLOW_OFF, glowData);
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});
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instance.runtime.on(Runtime.PROJECT_RUN_START, () => {
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instance.emit(Runtime.PROJECT_RUN_START);
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this.runtime.on(Runtime.PROJECT_RUN_START, () => {
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this.emit(Runtime.PROJECT_RUN_START);
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});
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instance.runtime.on(Runtime.PROJECT_RUN_STOP, () => {
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instance.emit(Runtime.PROJECT_RUN_STOP);
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this.runtime.on(Runtime.PROJECT_RUN_STOP, () => {
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this.emit(Runtime.PROJECT_RUN_STOP);
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});
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instance.runtime.on(Runtime.VISUAL_REPORT, visualReport => {
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instance.emit(Runtime.VISUAL_REPORT, visualReport);
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this.runtime.on(Runtime.VISUAL_REPORT, visualReport => {
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this.emit(Runtime.VISUAL_REPORT, visualReport);
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});
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instance.runtime.on(Runtime.SPRITE_INFO_REPORT, spriteInfo => {
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instance.emit(Runtime.SPRITE_INFO_REPORT, spriteInfo);
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this.runtime.on(Runtime.TARGETS_UPDATE, () => {
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this.emitTargetsUpdate();
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});
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this.blockListener = this.blockListener.bind(this);
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