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Merge pull request #144 from Microsoft/motorslider

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Add motor slider control
This commit is contained in:
Sam El-Husseini
2018-01-12 13:04:45 -08:00
committed by GitHub
parent 0f3de6cf07 0dd5ab9bde
commit dfe84471e8
4 changed files with 269 additions and 73 deletions
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154
sim/state/motornode.ts
View File

@@ -17,6 +17,8 @@ namespace pxsim {
private speedCmdTime: number;
private _synchedMotor: MotorNode; // non-null if synchronized
private manualSpeed: number = 0;
constructor(port: number, large: boolean) {
super(port);
this.setLarge(large);
@@ -42,7 +44,7 @@ namespace pxsim {
setSpeedCmd(cmd: DAL, values: number[]) {
if (this.speedCmd != cmd ||
JSON.stringify(this.speedCmdValues) != JSON.stringify(values))
this.setChangedState();
this.setChangedState();
// new command TODO: values
this.speedCmd = cmd;
this.speedCmdValues = values;
@@ -96,6 +98,17 @@ namespace pxsim {
this.started = true;
}
manualMotorDown() {
}
manualMotorMove(speed: number) {
this.manualSpeed = speed;
}
manualMotorUp() {
this.manualSpeed = undefined;
}
updateState(elapsed: number) {
//console.log(`motor: ${elapsed}ms - ${this.speed}% - ${this.angle}> - ${this.tacho}|`)
const interval = Math.min(20, elapsed);
@@ -109,79 +122,84 @@ namespace pxsim {
}
private updateStateStep(elapsed: number) {
// compute new speed
switch (this.speedCmd) {
case DAL.opOutputSpeed:
case DAL.opOutputPower:
// assume power == speed
// TODO: PID
this.speed = this.speedCmdValues[0];
break;
case DAL.opOutputTimeSpeed:
case DAL.opOutputTimePower:
case DAL.opOutputStepPower:
case DAL.opOutputStepSpeed: {
// ramp up, run, ramp down, <brake> using time
const speed = this.speedCmdValues[0];
const step1 = this.speedCmdValues[1];
const step2 = this.speedCmdValues[2];
const step3 = this.speedCmdValues[3];
const brake = this.speedCmdValues[4];
const dstep = (this.speedCmd == DAL.opOutputTimePower || this.speedCmd == DAL.opOutputTimeSpeed)
? pxsim.U.now() - this.speedCmdTime
: this.tacho - this.speedCmdTacho;
if (dstep < step1) // rampup
this.speed = speed * dstep / step1;
else if (dstep < step1 + step2) // run
this.speed = speed;
else if (dstep < step1 + step2 + step3)
this.speed = speed * (step1 + step2 + step3 - dstep) / (step1 + step2 + step3);
else {
if (brake) this.speed = 0;
this.clearSpeedCmd();
}
break;
}
case DAL.opOutputStepSync:
case DAL.opOutputTimeSync: {
const otherMotor = this._synchedMotor;
if (otherMotor.port < this.port) // handled in other motor code
if (!this.manualSpeed) {
// compute new speed
switch (this.speedCmd) {
case DAL.opOutputSpeed:
case DAL.opOutputPower:
// assume power == speed
// TODO: PID
this.speed = this.speedCmdValues[0];
break;
case DAL.opOutputTimeSpeed:
case DAL.opOutputTimePower:
case DAL.opOutputStepPower:
case DAL.opOutputStepSpeed: {
// ramp up, run, ramp down, <brake> using time
const speed = this.speedCmdValues[0];
const step1 = this.speedCmdValues[1];
const step2 = this.speedCmdValues[2];
const step3 = this.speedCmdValues[3];
const brake = this.speedCmdValues[4];
const dstep = (this.speedCmd == DAL.opOutputTimePower || this.speedCmd == DAL.opOutputTimeSpeed)
? pxsim.U.now() - this.speedCmdTime
: this.tacho - this.speedCmdTacho;
if (dstep < step1) // rampup
this.speed = speed * dstep / step1;
else if (dstep < step1 + step2) // run
this.speed = speed;
else if (dstep < step1 + step2 + step3)
this.speed = speed * (step1 + step2 + step3 - dstep) / (step1 + step2 + step3);
else {
if (brake) this.speed = 0;
this.clearSpeedCmd();
}
break;
const speed = this.speedCmdValues[0];
const turnRatio = this.speedCmdValues[1];
const stepsOrTime = this.speedCmdValues[2];
const brake = this.speedCmdValues[3];
const dstep = this.speedCmd == DAL.opOutputTimeSync
? pxsim.U.now() - this.speedCmdTime
: this.tacho - this.speedCmdTacho;
// 0 is special case, run infinite
if (!stepsOrTime || dstep < stepsOrTime)
this.speed = speed;
else {
if (brake) this.speed = 0;
this.clearSpeedCmd();
}
case DAL.opOutputStepSync:
case DAL.opOutputTimeSync: {
const otherMotor = this._synchedMotor;
if (otherMotor.port < this.port) // handled in other motor code
break;
// turn ratio is a bit weird to interpret
// see https://communities.theiet.org/blogs/698/1706
if (turnRatio < 0) {
otherMotor.speed = speed;
this.speed *= (100 + turnRatio) / 100;
} else {
otherMotor.speed = this.speed * (100 - turnRatio) / 100;
const speed = this.speedCmdValues[0];
const turnRatio = this.speedCmdValues[1];
const stepsOrTime = this.speedCmdValues[2];
const brake = this.speedCmdValues[3];
const dstep = this.speedCmd == DAL.opOutputTimeSync
? pxsim.U.now() - this.speedCmdTime
: this.tacho - this.speedCmdTacho;
// 0 is special case, run infinite
if (!stepsOrTime || dstep < stepsOrTime)
this.speed = speed;
else {
if (brake) this.speed = 0;
this.clearSpeedCmd();
}
// turn ratio is a bit weird to interpret
// see https://communities.theiet.org/blogs/698/1706
if (turnRatio < 0) {
otherMotor.speed = speed;
this.speed *= (100 + turnRatio) / 100;
} else {
otherMotor.speed = this.speed * (100 - turnRatio) / 100;
}
// clamp
this.speed = Math.max(-100, Math.min(100, this.speed >> 0));
otherMotor.speed = Math.max(-100, Math.min(100, otherMotor.speed >> 0));;
// stop other motor if needed
if (!this._synchedMotor)
otherMotor.clearSpeedCmd();
break;
}
// clamp
this.speed = Math.max(-100, Math.min(100, this.speed >> 0));
otherMotor.speed = Math.max(-100, Math.min(100, otherMotor.speed >> 0));;
// stop other motor if needed
if (!this._synchedMotor)
otherMotor.clearSpeedCmd();
break;
}
}
else {
this.speed = this.manualSpeed;
}
this.speed = Math.round(this.speed); // integer only
// compute delta angle

14
sim/visuals/board.ts
View File

@@ -44,7 +44,7 @@ namespace pxsim.visuals {
}
.sim-text.number {
font-family: Courier, Lato, Work Sans, PT Serif, Source Serif Pro;
font-weight: bold;
/*font-weight: bold;*/
}
.sim-text.inverted {
fill:#5A5A5A;
@@ -71,6 +71,15 @@ namespace pxsim.visuals {
fill: gray !important;
cursor: pointer;
}
/* Motor slider */
.sim-motor-btn {
cursor: pointer;
}
.sim-motor-btn:hover .btn {
stroke-width: 2px;
stroke: black !important;
}
`;
const EV3_WIDTH = 99.984346;
@@ -222,9 +231,8 @@ namespace pxsim.visuals {
}
case NodeType.MediumMotor:
case NodeType.LargeMotor: {
// TODO: figure out if the motor is in "input" or "output" mode
const state = ev3board().getMotors()[port];
view = new MotorReporterControl(this.element, this.defs, state, port);
view = new MotorSliderControl(this.element, this.defs, state, port);
break;
}
}

7
sim/visuals/controls/distanceSlider.ts
View File

@@ -27,8 +27,8 @@ namespace pxsim.visuals {
this.group = svg.elt("g") as SVGGElement;
const reporterGroup = pxsim.svg.child(this.group, "g");
reporterGroup.setAttribute("transform", `translate(31, 42)`);
this.reporter = pxsim.svg.child(reporterGroup, "text", { 'x': 0, 'y': '0', 'class': 'sim-text number large inverted' }) as SVGTextElement;
reporterGroup.setAttribute("transform", `translate(${this.getWidth() / 2}, 42)`);
this.reporter = pxsim.svg.child(reporterGroup, "text", { 'text-anchor': 'middle', 'x': 0, 'y': '0', 'class': 'sim-text number large inverted' }) as SVGTextElement;
const sliderGroup = pxsim.svg.child(this.group, "g");
sliderGroup.setAttribute("transform", `translate(${this.getWidth() / 2 - this.getSliderWidth() / 2}, ${this.getReporterHeight()})`)
@@ -60,12 +60,15 @@ namespace pxsim.visuals {
}, ev => {
captured = true;
if ((ev as MouseEvent).clientY != undefined) {
dragSurface.setAttribute('cursor', '-webkit-grabbing');
this.updateSliderValue(pt, parent, ev as MouseEvent);
}
}, () => {
captured = false;
dragSurface.setAttribute('cursor', '-webkit-grab');
}, () => {
captured = false;
dragSurface.setAttribute('cursor', '-webkit-grab');
})
return this.group;

167
sim/visuals/controls/motorSlider.ts Normal file
View File

@@ -0,0 +1,167 @@
namespace pxsim.visuals {
export class MotorSliderControl extends ControlView<MotorNode> {
private group: SVGGElement;
private gradient: SVGLinearGradientElement;
private slider: SVGGElement;
private reporter: SVGTextElement;
private dial: SVGGElement;
private static SLIDER_RADIUS = 100;
private internalSpeed: number = 0;
getInnerView(parent: SVGSVGElement, globalDefs: SVGDefsElement) {
this.group = svg.elt("g") as SVGGElement;
const slider = pxsim.svg.child(this.group, 'g', { 'transform': 'translate(25,25)' })
const outerCircle = pxsim.svg.child(slider, "circle", {
'stroke-dasharray': '565.48', 'stroke-dashoffset': '0',
'cx': 100, 'cy': 100, 'r': '90', 'style': `fill:transparent;`,
'stroke': '#a8aaa8', 'stroke-width': '1rem'
}) as SVGCircleElement;
this.reporter = pxsim.svg.child(this.group, "text", {
'x': this.getInnerWidth() / 2, 'y': this.getInnerHeight() / 2,
'text-anchor': 'middle', 'alignment-baseline': 'middle',
'style': 'font-size: 50px',
'class': 'sim-text inverted number'
}) as SVGTextElement;
this.dial = pxsim.svg.child(slider, "g", { 'cursor': '-webkit-grab' }) as SVGGElement;
const handleInner = pxsim.svg.child(this.dial, "g");
pxsim.svg.child(handleInner, "circle", { 'cx': 0, 'cy': 0, 'r': 30, 'style': 'fill: #f12a21;' });
pxsim.svg.child(handleInner, "circle", { 'cx': 0, 'cy': 0, 'r': 29.5, 'style': 'fill: none;stroke: #b32e29' });
this.updateDial();
let pt = parent.createSVGPoint();
let captured = false;
const dragSurface = svg.child(this.group, "rect", {
x: 0,
y: 0,
width: this.getInnerWidth(),
height: this.getInnerHeight(),
opacity: 0,
cursor: '-webkit-grab'
})
touchEvents(dragSurface, ev => {
if (captured && (ev as MouseEvent).clientY != undefined) {
ev.preventDefault();
this.updateSliderValue(pt, parent, ev as MouseEvent);
this.handleSliderDown();
}
}, ev => {
captured = true;
if ((ev as MouseEvent).clientY != undefined) {
this.updateSliderValue(pt, parent, ev as MouseEvent);
this.handleSliderMove();
}
}, () => {
captured = false;
this.handleSliderUp();
}, () => {
captured = false;
this.handleSliderUp();
})
return this.group;
}
getInnerWidth() {
return 250;
}
getInnerHeight() {
return 250;
}
private lastPosition: number;
private prevVal: number;
private updateSliderValue(pt: SVGPoint, parent: SVGSVGElement, ev: MouseEvent) {
let cur = svg.cursorPoint(pt, parent, ev);
const coords = {
x: cur.x / this.scaleFactor - this.left / this.scaleFactor,
y: cur.y / this.scaleFactor - this.top / this.scaleFactor
};
const radius = MotorSliderControl.SLIDER_RADIUS / 2;
const dx = coords.x - radius;
const dy = coords.y - radius;
const atan = Math.atan(-dy / dx);
let deg = Math.ceil(atan * (180 / Math.PI));
if (dx < 0) {
deg -= 270;
} else if (dy > 0) {
deg -= 450;
} else if (dx >= 0 && dy <= 0) {
deg = 90 - deg;
}
const value = Math.abs(Math.ceil((deg % 360) / 360 * this.getMax()));
this.internalSpeed = value;
this.updateDial();
this.prevVal = deg;
this.lastPosition = cur.x;
}
private handleSliderDown() {
const state = this.state;
state.manualMotorDown();
}
private handleSliderMove() {
this.dial.setAttribute('cursor', '-webkit-grabbing');
const state = this.state;
state.manualMotorMove(this.internalSpeed);
}
private handleSliderUp() {
this.dial.setAttribute('cursor', '-webkit-grab');
const state = this.state;
state.manualMotorUp();
this.internalSpeed = 0;
this.updateDial();
}
private updateDial() {
let speed = this.internalSpeed;
// Update dial position
const deg = speed / this.getMax() * 360; // degrees
const radius = MotorSliderControl.SLIDER_RADIUS;
const dialRadius = 5;
const x = Math.ceil((radius - dialRadius) * Math.sin(deg * Math.PI / 180)) + radius;
const y = Math.ceil((radius - dialRadius) * -Math.cos(deg * Math.PI / 180)) + radius;
this.dial.setAttribute('transform', `translate(${x}, ${y})`);
}
updateState() {
if (!this.visible) {
return;
}
const node = this.state;
const speed = node.getSpeed();
// Update reporter
this.reporter.textContent = `${speed}`;
}
private getMin() {
return 0;
}
private getMax() {
return 100;
}
}
}