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move substeps to another branch

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liabru 2022-09-02 20:36:11 +01:00
parent 66e291b57d
commit db7c4a1342
1 changed files with 1 additions and 17 deletions
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18
src/core/Runner.js
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@ -52,7 +52,6 @@ var Common = require('./Common');
*/ */
Runner.create = function(options) { Runner.create = function(options) {
var defaults = { var defaults = {
substeps: 1,
fps: 60, fps: 60,
deltaSampleSize: 60, deltaSampleSize: 60,
counterTimestamp: 0, counterTimestamp: 0,
@ -151,12 +150,7 @@ var Common = require('./Common');
// update // update
Events.trigger(runner, 'beforeUpdate', event); Events.trigger(runner, 'beforeUpdate', event);
var substeps = runner.substeps, Engine.update(engine, delta);
subDelta = delta / substeps;
for (var i = 0; i < substeps; i += 1) {
Engine.update(engine, subDelta);
}
Events.trigger(runner, 'afterUpdate', event); Events.trigger(runner, 'afterUpdate', event);
@ -253,16 +247,6 @@ var Common = require('./Common');
* @default true * @default true
*/ */
/**
* A `Number` integer that specifies the number of `Engine.update` calls made per-tick.
* Increasing the number of substeps improves accuracy at the cost of performance.
* By default `1` update is performed per tick with time `delta`.
* If `substeps > 1` then `substeps` updates are made with `delta` being `delta / substeps`.
* @property substeps
* @type number
* @default 1
*/
/** /**
* A `Boolean` that specifies if the runner should use a fixed timestep (otherwise it is variable). * A `Boolean` that specifies if the runner should use a fixed timestep (otherwise it is variable).
* If timing is fixed, then the apparent simulation speed will change depending on the frame rate (but behaviour will be deterministic). * If timing is fixed, then the apparent simulation speed will change depending on the frame rate (but behaviour will be deterministic).