Clean up degrees vs radians.
Chris Pressey
2 years ago
| 186 | 186 |
turtle.moveBy(instr[1]);
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| 187 | 187 |
break;
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| 188 | 188 |
case "rt":
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| 189 | |
turtle.rotateByDeg(instr[1]);
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|
189 |
turtle.rotateBy(instr[1]);
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| 190 | 190 |
break;
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| 191 | 191 |
case "lt":
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| 192 | |
turtle.rotateByDeg(-1 * instr[1]);
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|
192 |
turtle.rotateBy(-1 * instr[1]);
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| 193 | 193 |
break;
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| 194 | 194 |
case "setxyp":
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| 195 | 195 |
turtle.setXYProportional(instr[1], instr[2]);
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| 21 | 21 |
this.moveError = 0.0;
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| 22 | 22 |
};
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| 23 | 23 |
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| 24 | |
/* theta is in radians */
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|
24 |
/* theta is in degrees */
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| 25 | 25 |
this.setTheta = function(theta) {
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| 26 | 26 |
this.theta = theta;
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| 27 | 27 |
this.dx = Math.cos(theta);
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| 28 | 28 |
this.dy = Math.sin(theta);
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| 29 | |
};
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| 30 | |
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| 31 | |
this.setThetaDeg = function(theta) {
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| 32 | |
this.setTheta(theta * DEG);
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| 33 | 29 |
};
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| 34 | 30 |
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| 35 | 31 |
this.setXYProportional = function(xp, yp) {
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|
| 52 | 48 |
this.moveError += dmerr;
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| 53 | 49 |
};
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| 54 | 50 |
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| 55 | |
/* dtheta is in radians */
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|
51 |
/* dtheta is in degrees */
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| 56 | 52 |
this.rotateBy = function(dtheta) {
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| 57 | 53 |
var error = (Math.random() - 0.5) * this.rotateError;
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| 58 | |
this.setTheta(this.theta + dtheta + error);
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| 59 | |
};
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| 60 | |
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| 61 | |
this.rotateByDeg = function(dtheta) {
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| 62 | |
this.rotateBy(dtheta * DEG);
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|
54 |
this.setTheta(this.theta + (dtheta * DEG) + error);
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| 63 | 55 |
};
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| 64 | 56 |
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| 65 | 57 |
this.moveBy = function(units) {
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