28 lines
572 B
Plaintext
28 lines
572 B
Plaintext
// step response of second order system
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// m mass, k spring, b damping
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float xPos = 0.0;
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float yPos = 0.0;
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float xVel = 0.0;
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float T = 0.1;
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float koverm = 0.1;
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float boverm = 0.01;
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int x, y; // variables at mouse- and screen-resolution
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void setup() { // setup() runs once
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size(800, 500);
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frameRate(30);
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}
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void draw() { // draw() loops forever, until stopped
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xPos = width/2;
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xVel = 0.0;
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background(204);
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for(int y=0; y < height; y = y +1) {
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xVel += koverm * (mouseX - xPos) * T - boverm * xVel; //a=F/m
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xPos += xVel * T;
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point(xPos, y);
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}
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}
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