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ae7b1ad056
processing-js 0.4 has been merged in some relevant parts basic and topic scripts added for test color handling fixed, more scripts show up now
42 lines
922 B
Plaintext
42 lines
922 B
Plaintext
int wsize = 60; // Width of the shape
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float xpos, ypos; // Starting position of shape
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float xspeed = 2.8; // Speed of the shape
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float yspeed = 2.2; // Speed of the shape
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int xdirection = 1; // Left or Right
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int ydirection = 1; // Top to Bottom
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void setup()
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{
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size(200, 200);
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noStroke();
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frameRate(30);
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smooth();
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// Set the starting position of the shape
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xpos = width/2;
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ypos = height/2;
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}
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void draw()
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{
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background(102);
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// Update the position of the shape
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xpos = xpos + ( xspeed * xdirection );
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ypos = ypos + ( yspeed * ydirection );
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// Test to see if the shape exceeds the boundaries of the screen
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// If it does, reverse its direction by multiplying by -1
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if (xpos > width-wsize || xpos < 0) {
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xdirection *= -1;
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}
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if (ypos > height-wsize || ypos < 0) {
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ydirection *= -1;
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}
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// Draw the shape
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ellipse(xpos+wsize/2, ypos+wsize/2, wsize, wsize);
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}
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