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‎.gitignore

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distribution
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data
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lib
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web
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resources
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.DS_Store
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.project
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.classpath

‎README.md

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XYScope is a library for Processing to render graphics on a vector display (oscilloscope, laser) by converting them to audio.
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...

‎examples/P3D_toroid/P3D_toroid.pde

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/*
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P3D_toroid
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Minimal version of Ira Greenbergs Toroid example
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for demonstrating P3D points and transformations can be used.
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- mouseX » adjust pts
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- mouseY » adjust segments
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- keyboard » look below for details
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https://processing.org/examples/toroid.html
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cc teddavis.org 2017
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*/
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// import and create instance of XYscope
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import xyscope.*;
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XYscope xy;
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// minim is required to generate audio
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import ddf.minim.*;
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int pts = 40;
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float angle = 0;
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float radius = 100.0;
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// lathe segments
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int segments = 20;
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float latheAngle = 0;
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float latheRadius = 100.0;
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//vertices
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PVector vertices[], vertices2[];
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// for optional helix
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boolean isHelix = false;
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float helixOffset = 5.0;
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void setup() {
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size(512, 512, P3D);
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// initialize XYscope with default sound out
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xy = new XYscope(this);
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}
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void draw() {
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background(0);
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// clear waves like refreshing background
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xy.clearWaves();
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// change shape with mouse
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pts = floor(map(mouseX, 0, width, 1, 50));
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segments = floor(map(mouseY, 0, height, 1, 50));
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//center and spin toroid
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pushMatrix();
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translate(width/2, height/2, -100);
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rotateX(frameCount*PI/150);
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rotateY(frameCount*PI/170);
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rotateZ(frameCount*PI/90);
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// initialize point arrays
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vertices = new PVector[pts+1];
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vertices2 = new PVector[pts+1];
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// fill arrays
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for (int i=0; i<=pts; i++) {
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vertices[i] = new PVector();
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vertices2[i] = new PVector();
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vertices[i].x = latheRadius + sin(radians(angle))*radius;
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if (isHelix) {
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vertices[i].z = cos(radians(angle))*radius-(helixOffset*
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segments)/2;
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} else {
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vertices[i].z = cos(radians(angle))*radius;
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}
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angle+=360.0/pts;
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}
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// draw toroid
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latheAngle = 0;
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for (int i=0; i<=segments; i++) {
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xy.beginShape();
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for (int j=0; j<=pts; j++) {
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if (i>0) {
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xy.vertex(vertices2[j].x, vertices2[j].y, vertices2[j].z);
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}
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vertices2[j].x = cos(radians(latheAngle))*vertices[j].x;
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vertices2[j].y = sin(radians(latheAngle))*vertices[j].x;
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vertices2[j].z = vertices[j].z;
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// optional helix offset
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if (isHelix) {
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vertices[j].z+=helixOffset;
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}
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xy.vertex(vertices2[j].x, vertices2[j].y, vertices2[j].z);
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}
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// create extra rotation for helix
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if (isHelix) {
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latheAngle+=720.0/segments;
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} else {
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latheAngle+=360.0/segments;
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}
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xy.endShape();
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}
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popMatrix();
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// build audio from shapes
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xy.buildWaves();
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// draw all analytics
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xy.drawAll();
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}
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/*
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left/right arrow keys control ellipse detail
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up/down arrow keys control segment detail.
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'a','s' keys control lathe radius
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'z','x' keys control ellipse radius
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'w' key toggles between wireframe and solid
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'h' key toggles between toroid and helix
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*/
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void keyPressed() {
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if (key == CODED) {
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// pts
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if (keyCode == UP) {
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if (pts<40) {
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pts++;
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}
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} else if (keyCode == DOWN) {
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if (pts>3) {
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pts--;
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}
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}
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// extrusion length
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if (keyCode == LEFT) {
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if (segments>3) {
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segments--;
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}
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} else if (keyCode == RIGHT) {
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if (segments<80) {
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segments++;
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}
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}
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}
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// lathe radius
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if (key =='a') {
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if (latheRadius>0) {
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latheRadius--;
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}
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} else if (key == 's') {
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latheRadius++;
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}
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// ellipse radius
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if (key =='z') {
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if (radius>10) {
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radius--;
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}
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} else if (key == 'x') {
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radius++;
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}
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// helix
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if (key =='h') {
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if (isHelix) {
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isHelix=false;
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} else {
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isHelix=true;
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}
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}
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}

‎examples/basic_drawing/basic_drawing.pde

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/*
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basic_drawing
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You can draw by simply adding points directly or converted
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cc teddavis.org 2017
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*/
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// import and create instance of XYscope
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import xyscope.*;
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XYscope xy;
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// minim is required to generate audio
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import ddf.minim.*;
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void setup() {
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size(512, 512);
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// initialize XYscope with default sound out
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xy = new XYscope(this);
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// smooth waves to reduce visible points
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xy.smoothWaves(true);
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// test best smoothAmount, default 12
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xy.smoothWavesAmount(12);
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}
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void draw() {
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background(0);
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// build audio from shapes
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xy.buildWaves();
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// draw all analytics
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xy.drawAll();
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}
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void mouseDragged() {
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// add point based on width/height
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xy.point(mouseX, mouseY);
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// add point normalized to 0 – 1
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//xy.addPoint(norm(mouseX, 0, width), norm(mouseY, 0, height));
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}
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void keyPressed() {
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if (keyCode == 8) { // DELETE
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xy.clearWaves();
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}
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}

‎examples/basic_shapes/basic_shapes.pde

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/*
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basic_shapes
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Test this to make sure your setup is up and running.
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cc teddavis.org 2017
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*/
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// import and create instance of XYscope
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import xyscope.*;
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XYscope xy;
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// minim is required to generate audio
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import ddf.minim.*;
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void setup() {
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size(512, 512);
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// initialize XYscope with default sound out
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xy = new XYscope(this);
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}
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void draw() {
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background(0);
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// clear waves like refreshing background
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xy.clearWaves();
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// set detail of vertex ellipse
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xy.ellipseDetail(30);
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// use most primative shapes with class instance infront
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xy.ellipse(mouseX, mouseY, width/4, width/4);
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//xy.rect(mouseX, mouseY, width/4, width/4);
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//xy.line(mouseX, mouseY, width/4, width/4);
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//xy.point(mouseX, mouseY);
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// build audio from shapes
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xy.buildWaves();
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// draw all analytics
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xy.drawAll();
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// or specific ones
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// xy.drawPath();
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// xy.drawWaveform();
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// xy.drawWaves();
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// xy.drawXY();
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}

‎examples/clock/clock.pde

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/*
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clock
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Extending Processing Clock example for XYscope
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https://processing.org/examples/clock.html
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cc teddavis.org 2017
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*/
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// import and create instance of XYscope
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import xyscope.*;
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XYscope xy;
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// minim is required to generate audio
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import ddf.minim.*;
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int cx, cy;
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float secondsRadius;
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float minutesRadius;
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float hoursRadius;
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float clockDiameter;
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void setup() {
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size(512, 512);
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stroke(255);
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// initialize XYscope with default sound out
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xy = new XYscope(this);
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// for clock
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int radius = min(width, height) / 2;
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secondsRadius = radius * 0.8;
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minutesRadius = radius * 0.60;
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hoursRadius = radius * 0.40;
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clockDiameter = radius * .8;
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cx = width / 2;
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cy = height / 2;
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}
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void draw() {
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background(0);
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// clear waves like refreshing background
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xy.clearWaves();
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// Angles for sin() and cos() start at 3 o'clock;
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// subtract HALF_PI to make them start at the top
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float s = map(second(), 0, 60, 0, TWO_PI) - HALF_PI;
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float m = map(minute() + norm(second(), 0, 60), 0, 60, 0, TWO_PI) - HALF_PI;
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float h = map(hour() + norm(minute(), 0, 60), 0, 24, 0, TWO_PI * 2) - HALF_PI;
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// Draw the hands of the clock
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int dots = 10;
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float step = map(second(), 0, 59, 1, .1);
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for (int i=0; i<int(dots); i++) {
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xy.line(cx, cy, cx + cos(s) * secondsRadius*i/dots, cy + sin(s) * secondsRadius*i/dots);
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}
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for (int i=1; i<dots; i++) {
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xy.line(cx, cy, cx + cos(m) * minutesRadius*i/dots, cy + sin(m) * minutesRadius*i/dots);
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}
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for (int i=1; i<dots; i++) {
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xy.line(cx, cy, cx + cos(h) * hoursRadius*i/dots, cy + sin(h) * hoursRadius*i/dots);
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}
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// Draw the minute ticks
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for (int a = 0; a < 360; a+=6) {
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float angle = radians(a);
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float x = cx + cos(angle) * secondsRadius;
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float y = cy + sin(angle) * secondsRadius;
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xy.point(x, y);
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}
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// build audio from shapes
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xy.buildWaves();
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// draw all analytics
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xy.drawAll();
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}
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// adjust freq() with arrow keys
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void keyPressed() {
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if (keyCode == 38) { // UP
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xy.freq(xy.freq().x+.5);
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} else if (keyCode == 40) { // DOWN
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xy.freq(xy.freq().x-.5);
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}
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}

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