From 98987aa6a29393bcfe8bc92e35bb427d48c628e1 Mon Sep 17 00:00:00 2001
From: codeanticode <andres.colubri@gmail.com>
Date: Mon, 16 Apr 2012 22:00:44 +0000
Subject: [PATCH] Added wiggling example

---
 .../examples/Advanced/Wiggling/Wiggling.pde   | 283 ++++++++++++++++++
 1 file changed, 283 insertions(+)
 create mode 100644 java/libraries/opengl/examples/Advanced/Wiggling/Wiggling.pde

diff --git a/java/libraries/opengl/examples/Advanced/Wiggling/Wiggling.pde b/java/libraries/opengl/examples/Advanced/Wiggling/Wiggling.pde
new file mode 100644
index 000000000..2fdce039b
--- /dev/null
+++ b/java/libraries/opengl/examples/Advanced/Wiggling/Wiggling.pde
@@ -0,0 +1,283 @@
+// Press 'w' to start wiggling, space to restore
+// original positions.
+
+PShape cube;
+float cubeSize = 200;
+float circleRad = 50;
+int circleRes = 20;
+float noiseMag = 1;
+
+boolean wiggling = false;
+
+void setup() {
+  size(400, 400, P3D);    
+
+  createCube();
+}
+
+void draw() {
+  background(0);
+
+  translate(width/2, height/2);
+  rotateX(frameCount * 0.01f);
+  rotateY(frameCount * 0.01f);
+
+  shape(cube);
+
+  if (wiggling) {
+    PVector pos = null;
+    for (int i = 0; i < cube.getChildCount(); i++) {
+      PShape face = cube.getChild(i);
+      for (int j = 0; j < face.getVertexCount(); j++) {
+        pos = face.getVertex(j, pos);
+        pos.x += random(-noiseMag/2, +noiseMag/2);
+        pos.y += random(-noiseMag/2, +noiseMag/2);
+        pos.z += random(-noiseMag/2, +noiseMag/2);
+        face.setVertex(j, pos.x, pos.y, pos.z);
+      }
+    }
+  }
+
+  println(frameRate);
+}
+
+public void keyPressed() {
+  if (key == 'w') {
+    wiggling = !wiggling;
+  } else if (key == ' ') {
+    restoreCube();
+  } else if (key == '1') {
+    cube.strokeWeight(1);
+  } else if (key == '2') {
+    cube.strokeWeight(5);
+  } else if (key == '3') {
+    cube.strokeWeight(10);
+  }
+}
+
+void createCube() {
+  cube = createShape(GROUP);  
+
+  PShape face;
+
+  // Front face         
+  face = createShape(POLYGON);
+  face.stroke(255, 0, 0);
+  face.fill(255);
+  face.beginContour();
+  face.vertex(-cubeSize/2, -cubeSize/2, +cubeSize/2);
+  face.vertex(+cubeSize/2, -cubeSize/2, +cubeSize/2);
+  face.vertex(+cubeSize/2, +cubeSize/2, +cubeSize/2);
+  face.vertex(-cubeSize/2, +cubeSize/2, +cubeSize/2);
+  face.endContour();
+  face.beginContour();
+  for (int i = 0; i < circleRes; i++) {
+    float angle = TWO_PI * i / circleRes;
+    float x = circleRad * sin(angle);
+    float y = circleRad * cos(angle);
+    float z = +cubeSize/2;
+    face.vertex(x, y, z);
+  }
+  face.endContour();
+  face.end(CLOSE);
+  cube.addChild(face);
+
+  // Back face
+  face = createShape(POLYGON);
+  face.stroke(255, 0, 0);
+  face.fill(255);
+  face.beginContour();
+  face.vertex(+cubeSize/2, -cubeSize/2, -cubeSize/2);
+  face.vertex(-cubeSize/2, -cubeSize/2, -cubeSize/2);
+  face.vertex(-cubeSize/2, +cubeSize/2, -cubeSize/2);
+  face.vertex(+cubeSize/2, +cubeSize/2, -cubeSize/2);
+  face.endContour();
+  face.beginContour();
+  for (int i = 0; i < circleRes; i++) {
+    float angle = TWO_PI * i / circleRes;
+    float x = circleRad * sin(angle);
+    float y = circleRad * cos(angle);
+    float z = -cubeSize/2;
+    face.vertex(x, y, z);
+  }
+  face.endContour();
+  face.end(CLOSE);
+  cube.addChild(face);
+
+  // Right face
+  face = createShape(POLYGON);
+  face.stroke(255, 0, 0);
+  face.fill(255);
+  face.beginContour();
+  face.vertex(+cubeSize/2, -cubeSize/2, +cubeSize/2);
+  face.vertex(+cubeSize/2, -cubeSize/2, -cubeSize/2);
+  face.vertex(+cubeSize/2, +cubeSize/2, -cubeSize/2);
+  face.vertex(+cubeSize/2, +cubeSize/2, +cubeSize/2);
+  face.endContour();
+  face.beginContour();
+  for (int i = 0; i < circleRes; i++) {
+    float angle = TWO_PI * i / circleRes;
+    float x = +cubeSize/2;
+    float y = circleRad * sin(angle);
+    float z = circleRad * cos(angle);
+    face.vertex(x, y, z);
+  }
+  face.endContour();
+  face.end(CLOSE);
+  cube.addChild(face);
+
+  // Left face
+  face = createShape(POLYGON);
+  face.stroke(255, 0, 0);
+  face.fill(255);
+  face.beginContour();
+  face.vertex(-cubeSize/2, -cubeSize/2, -cubeSize/2);
+  face.vertex(-cubeSize/2, -cubeSize/2, +cubeSize/2);
+  face.vertex(-cubeSize/2, +cubeSize/2, +cubeSize/2);
+  face.vertex(-cubeSize/2, +cubeSize/2, -cubeSize/2);
+  face.endContour();
+  face.beginContour();
+  for (int i = 0; i < circleRes; i++) {
+    float angle = TWO_PI * i / circleRes;
+    float x = -cubeSize/2;
+    float y = circleRad * sin(angle);
+    float z = circleRad * cos(angle);
+    face.vertex(x, y, z);
+  }
+  face.endContour();
+  face.end(CLOSE);
+  cube.addChild(face);
+
+  // Top face
+  face = createShape(POLYGON);
+  face.stroke(255, 0, 0);
+  face.fill(255);
+  face.beginContour();
+  face.vertex(-cubeSize/2, +cubeSize/2, +cubeSize/2);
+  face.vertex(+cubeSize/2, +cubeSize/2, +cubeSize/2);
+  face.vertex(+cubeSize/2, +cubeSize/2, -cubeSize/2);
+  face.vertex(-cubeSize/2, +cubeSize/2, -cubeSize/2);
+  face.endContour();
+  face.beginContour();
+  for (int i = 0; i < circleRes; i++) {
+    float angle = TWO_PI * i / circleRes;
+    float x = circleRad * sin(angle);
+    float y = +cubeSize/2;
+    float z = circleRad * cos(angle);
+    face.vertex(x, y, z);
+  }
+  face.endContour();
+  face.end(CLOSE);
+  cube.addChild(face);     
+
+  // Bottom face
+  face = createShape(POLYGON);
+  face.stroke(255, 0, 0);
+  face.fill(255);
+  face.beginContour();
+  face.vertex(+cubeSize/2, -cubeSize/2, +cubeSize/2);
+  face.vertex(-cubeSize/2, -cubeSize/2, +cubeSize/2);
+  face.vertex(-cubeSize/2, -cubeSize/2, -cubeSize/2);
+  face.vertex(+cubeSize/2, -cubeSize/2, -cubeSize/2);
+  face.endContour();
+  face.beginContour();
+  for (int i = 0; i < circleRes; i++) {
+    float angle = TWO_PI * i / circleRes;
+    float x = circleRad * sin(angle);
+    float y = -cubeSize/2;
+    float z = circleRad * cos(angle);
+    face.vertex(x, y, z);
+  }
+  face.endContour();
+  face.end(CLOSE);
+  cube.addChild(face);
+}
+
+void restoreCube() {
+  PShape face;
+
+  // Front face
+  face = cube.getChild(0);
+  face.setVertex(0, -cubeSize/2, -cubeSize/2, +cubeSize/2);
+  face.setVertex(1, +cubeSize/2, -cubeSize/2, +cubeSize/2);
+  face.setVertex(2, +cubeSize/2, +cubeSize/2, +cubeSize/2);
+  face.setVertex(3, -cubeSize/2, +cubeSize/2, +cubeSize/2);
+  for (int i = 0; i < circleRes; i++) {
+    float angle = TWO_PI * i / circleRes;
+    float x = circleRad * sin(angle);
+    float y = circleRad * cos(angle);
+    float z = +cubeSize/2;
+    face.setVertex(4 + i, x, y, z);
+  }
+
+  // Back face
+  face = cube.getChild(1);
+  face.setVertex(0, +cubeSize/2, -cubeSize/2, -cubeSize/2);
+  face.setVertex(1, -cubeSize/2, -cubeSize/2, -cubeSize/2);
+  face.setVertex(2, -cubeSize/2, +cubeSize/2, -cubeSize/2);
+  face.setVertex(3, +cubeSize/2, +cubeSize/2, -cubeSize/2);
+  for (int i = 0; i < circleRes; i++) {
+    float angle = TWO_PI * i / circleRes;
+    float x = circleRad * sin(angle);
+    float y = circleRad * cos(angle);
+    float z = -cubeSize/2;
+    face.setVertex(4 + i, x, y, z);
+  }
+
+  // Right face
+  face = cube.getChild(2);
+  face.setVertex(0, +cubeSize/2, -cubeSize/2, +cubeSize/2);
+  face.setVertex(1, +cubeSize/2, -cubeSize/2, -cubeSize/2);
+  face.setVertex(2, +cubeSize/2, +cubeSize/2, -cubeSize/2);
+  face.setVertex(3, +cubeSize/2, +cubeSize/2, +cubeSize/2);
+  for (int i = 0; i < circleRes; i++) {
+    float angle = TWO_PI * i / circleRes;
+    float x = +cubeSize/2;
+    float y = circleRad * sin(angle);
+    float z = circleRad * cos(angle);
+    face.setVertex(4 + i, x, y, z);
+  }
+
+  // Left face
+  face = cube.getChild(3);
+  face.setVertex(0, -cubeSize/2, -cubeSize/2, -cubeSize/2);
+  face.setVertex(1, -cubeSize/2, -cubeSize/2, +cubeSize/2);
+  face.setVertex(2, -cubeSize/2, +cubeSize/2, +cubeSize/2);
+  face.setVertex(3, -cubeSize/2, +cubeSize/2, -cubeSize/2);
+  for (int i = 0; i < circleRes; i++) {
+    float angle = TWO_PI * i / circleRes;
+    float x = -cubeSize/2;
+    float y = circleRad * sin(angle);
+    float z = circleRad * cos(angle);
+    face.setVertex(4 + i, x, y, z);
+  }    
+
+  // Top face
+  face = cube.getChild(4);
+  face.setVertex(0, -cubeSize/2, +cubeSize/2, +cubeSize/2);
+  face.setVertex(1, +cubeSize/2, +cubeSize/2, +cubeSize/2);
+  face.setVertex(2, +cubeSize/2, +cubeSize/2, -cubeSize/2);
+  face.setVertex(3, -cubeSize/2, +cubeSize/2, -cubeSize/2);
+  for (int i = 0; i < circleRes; i++) {
+    float angle = TWO_PI * i / circleRes;
+    float x = circleRad * sin(angle);
+    float y = +cubeSize/2;
+    float z = circleRad * cos(angle);
+    face.setVertex(4 + i, x, y, z);
+  }    
+
+  // Bottom face
+  face = cube.getChild(5);
+  face.setVertex(0, +cubeSize/2, -cubeSize/2, +cubeSize/2);
+  face.setVertex(1, -cubeSize/2, -cubeSize/2, +cubeSize/2);
+  face.setVertex(2, -cubeSize/2, -cubeSize/2, -cubeSize/2);
+  face.setVertex(3, +cubeSize/2, -cubeSize/2, -cubeSize/2);
+  for (int i = 0; i < circleRes; i++) {
+    float angle = TWO_PI * i / circleRes;
+    float x = circleRad * sin(angle);
+    float y = -cubeSize/2;
+    float z = circleRad * cos(angle);
+    face.setVertex(4 + i, x, y, z);
+  }
+}
+