diff --git a/playground/playground.js b/playground/playground.js
index 577877ae168..6c483f79e07 100644
--- a/playground/playground.js
+++ b/playground/playground.js
@@ -249,26 +249,11 @@ window.onload = function() {
var turboOn = document.getElementById('turbomode').checked;
vm.setTurboMode(turboOn);
});
- document.getElementById('pausemode').addEventListener('change', function() {
- var pauseOn = document.getElementById('pausemode').checked;
- vm.setPauseMode(pauseOn);
- });
document.getElementById('compatmode').addEventListener('change',
function() {
var compatibilityMode = document.getElementById('compatmode').checked;
vm.setCompatibilityMode(compatibilityMode);
});
- document.getElementById('singlestepmode').addEventListener('change',
- function() {
- var singleStep = document.getElementById('singlestepmode').checked;
- vm.setSingleSteppingMode(singleStep);
- });
- document.getElementById('singlestepspeed').addEventListener('input',
- function() {
- var speed = document.getElementById('singlestepspeed').value;
- vm.setSingleSteppingSpeed(speed);
- });
-
var tabBlockExplorer = document.getElementById('tab-blockexplorer');
var tabThreadExplorer = document.getElementById('tab-threadexplorer');
var tabRenderExplorer = document.getElementById('tab-renderexplorer');
diff --git a/src/engine/runtime.js b/src/engine/runtime.js
index 14df3552886..6b5bffbebae 100644
--- a/src/engine/runtime.js
+++ b/src/engine/runtime.js
@@ -83,12 +83,6 @@ function Runtime () {
*/
this._scriptGlowsPreviousFrame = [];
- /**
- * A list of block IDs that were glowing during the previous frame.
- * @type {!Array.}
- */
- this._blockGlowsPreviousFrame = [];
-
/**
* Currently known number of clones, used to enforce clone limit.
* @type {number}
@@ -101,24 +95,12 @@ function Runtime () {
*/
this.turboMode = false;
- /**
- * Whether the project is in "pause mode."
- * @type {Boolean}
- */
- this.pauseMode = false;
-
/**
* Whether the project is in "compatibility mode" (30 TPS).
* @type {Boolean}
*/
this.compatibilityMode = false;
- /**
- * Whether the project is in "single stepping mode."
- * @type {Boolean}
- */
- this.singleStepping = false;
-
/**
* How fast in ms "single stepping mode" should run, in ms.
* Can be updated dynamically.
@@ -542,10 +524,6 @@ Runtime.prototype.stopAll = function () {
* inactive threads after each iteration.
*/
Runtime.prototype._step = function () {
- if (this.pauseMode) {
- // Don't do any execution while in pause mode.
- return;
- }
// Find all edge-activated hats, and add them to threads to be evaluated.
for (var hatType in this._hats) {
var hat = this._hats[hatType];
@@ -569,23 +547,6 @@ Runtime.prototype.setEditingTarget = function (editingTarget) {
this._updateGlows();
};
-/**
- * Set whether we are in pause mode.
- * @param {boolean} pauseModeOn True iff in pause mode.
- */
-Runtime.prototype.setPauseMode = function (pauseModeOn) {
- // Inform the project clock/timer to pause/resume its time.
- if (this.ioDevices.clock) {
- if (pauseModeOn && !this.pauseMode) {
- this.ioDevices.clock.pause();
- }
- if (!pauseModeOn && this.pauseMode) {
- this.ioDevices.clock.resume();
- }
- }
- this.pauseMode = pauseModeOn;
-};
-
/**
* Set whether we are in 30 TPS compatibility mode.
* @param {boolean} compatibilityModeOn True iff in compatibility mode.
@@ -599,31 +560,7 @@ Runtime.prototype.setCompatibilityMode = function (compatibilityModeOn) {
};
/**
- * Set whether we are in single-stepping mode.
- * @param {boolean} singleSteppingOn True iff in single-stepping mode.
- */
-Runtime.prototype.setSingleSteppingMode = function (singleSteppingOn) {
- this.singleStepping = singleSteppingOn;
- if (this._steppingInterval) {
- self.clearInterval(this._steppingInterval);
- this.start();
- }
-};
-
-/**
- * Set the speed during single-stepping mode.
- * @param {number} speed Interval length to step threads, in ms.
- */
-Runtime.prototype.setSingleSteppingSpeed = function (speed) {
- this.singleStepInterval = 1000 / speed;
- if (this._steppingInterval) {
- self.clearInterval(this._steppingInterval);
- this.start();
- }
-};
-
-/**
- * Emit glows/glow clears for blocks and scripts after a single tick.
+ * Emit glows/glow clears for scripts after a single tick.
* Looks at `this.threads` and notices which have turned on/off new glows.
* @param {Array.=} opt_extraThreads Optional list of inactive threads.
*/
@@ -635,10 +572,8 @@ Runtime.prototype._updateGlows = function (opt_extraThreads) {
}
// Set of scripts that request a glow this frame.
var requestedGlowsThisFrame = [];
- var requestedBlockGlowsThisFrame = [];
// Final set of scripts glowing during this frame.
var finalScriptGlows = [];
- var finalBlockGlows = [];
// Find all scripts that should be glowing.
for (var i = 0; i < searchThreads.length; i++) {
var thread = searchThreads[i];
@@ -657,10 +592,6 @@ Runtime.prototype._updateGlows = function (opt_extraThreads) {
requestedGlowsThisFrame.push(script);
}
}
- // Only show block glows in single-stepping mode.
- if (this.singleStepping && blockForThread) {
- requestedBlockGlowsThisFrame.push(blockForThread);
- }
}
}
// Compare to previous frame.
@@ -682,30 +613,7 @@ Runtime.prototype._updateGlows = function (opt_extraThreads) {
finalScriptGlows.push(currentFrameGlow);
}
}
- for (var m = 0; m < this._blockGlowsPreviousFrame.length; m++) {
- var previousBlockGlow = this._blockGlowsPreviousFrame[m];
- if (requestedBlockGlowsThisFrame.indexOf(previousBlockGlow) < 0) {
- // Glow turned off.
- try {
- this.glowBlock(previousBlockGlow, false);
- } catch (e) {
- // Block has been removed.
- }
- } else {
- // Still glowing.
- finalBlockGlows.push(previousBlockGlow);
- }
- }
- for (var p = 0; p < requestedBlockGlowsThisFrame.length; p++) {
- var currentBlockFrameGlow = requestedBlockGlowsThisFrame[p];
- if (this._blockGlowsPreviousFrame.indexOf(currentBlockFrameGlow) < 0) {
- // Glow turned on.
- this.glowBlock(currentBlockFrameGlow, true);
- finalBlockGlows.push(currentBlockFrameGlow);
- }
- }
this._scriptGlowsPreviousFrame = finalScriptGlows;
- this._blockGlowsPreviousFrame = finalBlockGlows;
};
/**
diff --git a/src/engine/sequencer.js b/src/engine/sequencer.js
index 182b9ee658e..86ae29005de 100644
--- a/src/engine/sequencer.js
+++ b/src/engine/sequencer.js
@@ -70,13 +70,6 @@ Sequencer.prototype.stepThreads = function () {
activeThread.warpTimer = null;
}
if (activeThread.status === Thread.STATUS_RUNNING) {
- // After stepping, status is still running.
- // If we're in single-stepping mode, mark the thread as
- // a single-tick yield so it doesn't re-execute
- // until the next frame.
- if (this.runtime.singleStepping) {
- activeThread.status = Thread.STATUS_YIELD_TICK;
- }
numActiveThreads++;
}
}
@@ -169,11 +162,6 @@ Sequencer.prototype.stepThread = function (thread) {
// Get next block of existing block on the stack.
thread.goToNextBlock();
}
- // In single-stepping mode, force `stepThread` to only run one block
- // at a time.
- if (this.runtime.singleStepping) {
- return;
- }
}
};
diff --git a/src/index.js b/src/index.js
index 014dc2b23e3..359a9c22301 100644
--- a/src/index.js
+++ b/src/index.js
@@ -75,15 +75,6 @@ VirtualMachine.prototype.setTurboMode = function (turboModeOn) {
this.runtime.turboMode = !!turboModeOn;
};
-/**
- * Set whether the VM is in "pause mode."
- * When true, nothing is stepped.
- * @param {Boolean} pauseModeOn Whether pause mode should be set.
- */
-VirtualMachine.prototype.setPauseMode = function (pauseModeOn) {
- this.runtime.setPauseMode(!!pauseModeOn);
-};
-
/**
* Set whether the VM is in 2.0 "compatibility mode."
* When true, ticks go at 2.0 speed (30 TPS).
@@ -93,26 +84,6 @@ VirtualMachine.prototype.setCompatibilityMode = function (compatibilityModeOn) {
this.runtime.setCompatibilityMode(!!compatibilityModeOn);
};
-/**
- * Set whether the VM is in "single stepping mode."
- * When true, blocks execute slowly and are highlighted visually.
- * @param {Boolean} singleSteppingOn Whether single-stepping mode is set.
- */
-VirtualMachine.prototype.setSingleSteppingMode = function (singleSteppingOn) {
- this.runtime.setSingleSteppingMode(!!singleSteppingOn);
-};
-
-
-/**
- * Set single-stepping mode speed.
- * When in single-stepping mode, adjusts the speed of execution.
- * @param {Number} speed Interval length in ms.
- */
-VirtualMachine.prototype.setSingleSteppingSpeed = function (speed) {
- this.runtime.setSingleSteppingSpeed(speed);
-};
-
-
/**
* Stop all threads and running activities.
*/