import java.awt.*;
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class Torus extends Biparam implements java.io.Serializable
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{
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static final long serialVersionUID = 331691015398062098L; // new
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// -7637054329820073252L; // Old
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Torus()
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{
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inPnt = new cVector();
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name = "Torus";
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uDivs = 61; // 35; // 64;
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vDivs = 21; // 19; // 24;
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minUDivs = 3;
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minVDivs = 3;
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retile();
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major = 1;
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minor = 0.2;
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recalculate();
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}
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Object3D deepCopy()
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{
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Torus t = new Torus();
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deepCopySelf(t);
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return t;
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}
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protected void deepCopyNode(Object3D other)
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{
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super.deepCopyNode(other);
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Torus t = (Torus)other;
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t.major = major;
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t.minor = minor;
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}
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void createEditWindow(GroupEditor callee, boolean newWindow)
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{
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if (newWindow)
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objectUI = new TorusEditor(this, deepCopy(), callee);
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else
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objectUI = new TorusEditor(this, callee);
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editWindow = objectUI.GetEditor();
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}
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void generatePOV(StringBuffer buffer)
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{
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generateNameComment(buffer);
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generateIndent(buffer);
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buffer.append("torus { ");
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buffer.append(major);
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buffer.append(", ");
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buffer.append(minor);
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buffer.append("\n");
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generateTransform(buffer);
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generateIndent(buffer);
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buffer.append("}\n");
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}
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double uStretch()
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{
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return 6; // Actually 6.28 (I think)
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}
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Vertex biparamFunction(double u, double v)
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{
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if (u == 1)
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u = 0;
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if (v == 1)
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v = 0;
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double uAng = u * 2 * Math.PI;
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double vAng = -v * 2 * Math.PI;
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double cosua = Math.cos(uAng);
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double sinua = Math.sin(uAng);
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double cosva = Math.cos(vAng);
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double sinva = Math.sin(vAng);
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double radius = (major + cosva * minor);
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double x = cosua * radius;
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double y = sinva * minor;
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if (Math.abs(y) < 1E-10)
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y = 0; // hashtable issue
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double z = sinua * radius;
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cVector tPos = LA.newVector(x, y, z);
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double xx = cosua * cosva * minor;
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double zz = sinua * cosva * minor;
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cVector tNorm = LA.newVector(xx, y, zz);
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Vertex temp = new Vertex(tPos);
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//temp.pos = tPos; // useless new
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temp.norm = tNorm;
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LA.vecNormalize(temp.norm);
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temp.y += minor;
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return temp;
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}
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void getBounds(cVector minima, cVector maxima, boolean xform)
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{
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super.getBounds(minima, maxima, xform);
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// july 2014 minima.x = minima.z = -(major + minor);
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// maxima.x = maxima.z = major + minor;
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// minima.y = -minor;
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// maxima.y = minor;
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// if (xform)
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// transformBounds(minima, maxima);
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}
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boolean inside(double x, double y, double z, boolean xform)
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{
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if (xform)
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untransform(x, y, z, inPnt);
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else
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LA.setVector(inPnt, x, y, z);
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double rad1 = inPnt.x * inPnt.x + inPnt.z * inPnt.z;
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rad1 = (double)Math.sqrt(rad1);
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double d = major / rad1;
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double xx = d * inPnt.x;
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double zz = d * inPnt.z;
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inPnt.x -= xx;
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inPnt.z -= zz;
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double rad2 = inPnt.x * inPnt.x + inPnt.y * inPnt.y + inPnt.z * inPnt.z;
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return rad2 <= minor * minor;
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}
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void drawEditHandles(//ClickInfo info,
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int level)
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{
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if (level == 0)
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{
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return;
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} else
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{
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super.drawEditHandles(//info,
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level);
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cVector temp = LA.newVector(0, 0, minor);
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LA.xformPos(temp, toParent, temp);
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Rectangle majorSpot = calcHotSpot(temp); //, info);
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majorSpot.translate(4, 4);
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temp.x = major;
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temp.y = temp.z = 0;
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LA.xformPos(temp, toParent, temp);
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Rectangle minorSpot = calcHotSpot(temp); //, info);
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minorSpot.translate(4, 4);
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clickInfo.g.setColor(Color.green);
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clickInfo.g.fillRect(majorSpot.x, majorSpot.y, majorSpot.width, majorSpot.height);
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clickInfo.g.fillRect(minorSpot.x, minorSpot.y, minorSpot.width, minorSpot.height);
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return;
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}
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}
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boolean doEditClick(//ClickInfo info,
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int level)
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{
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if (level == 0)
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return false;
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hitSomething = 0;
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if (super.doEditClick(//info,
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level))
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{
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hitSomething = 1;
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return true;
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}
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cVector temp = LA.newVector(0, 0, minor);
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LA.xformPos(temp, toParent, temp);
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Rectangle majorSpot = calcHotSpot(temp); //, info);
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majorSpot.translate(4, 4);
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temp.x = major;
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temp.y = temp.z = 0;
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LA.xformPos(temp, toParent, temp);
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Rectangle minorSpot = calcHotSpot(temp); //, info);
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minorSpot.translate(4, 4);
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if (majorSpot.contains(clickInfo.x, clickInfo.y))
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{
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hitSomething = 2;
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startRad = major;
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} else
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if (minorSpot.contains(clickInfo.x, clickInfo.y))
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{
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hitSomething = 3;
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startRad = minor;
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} else
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{
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return false;
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}
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startX = clickInfo.x;
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return true;
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}
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void doEditDrag(//ClickInfo info,
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boolean opposite)
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{
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if (hitSomething == 0)
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return;
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if (hitSomething == 1)
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{
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super.doEditDrag(//info,
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opposite);
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return;
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}
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double deltaR = clickInfo.x - startX;
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//cVector delta = LA.newVector(info.x - startX, 0, 0);
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//LA.xformDir(delta, info.camera.fromScreen, delta);
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deltaR /= 100 * clickInfo.camera.SCALE / clickInfo.camera.Distance();
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double newRad = startRad + deltaR;
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if (newRad < 0)
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newRad = 0;
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if (hitSomething == 2)
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major = newRad;
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else
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minor = newRad;
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recalculate();
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clickInfo.pane.repaint();
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}
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double major;
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double minor;
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protected cVector inPnt;
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private static final int hitStandard = 1;
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private static final int hitMajor = 2;
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private static final int hitMinor = 3;
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private static int hitSomething;
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private static int startX;
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private static double startRad;
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}
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