295 lines
13 KiB
Java
295 lines
13 KiB
Java
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import java.awt.*;
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public class DNA extends BufferedApplet
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{
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int width = 0;
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int height = 0;
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double scale = 1;
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double startTime = getTime();
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double speed = 1.5;
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int n = 10;
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int nTotal = 20;
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double r = 25;
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double rMiddle = r/3.0;
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double rBonds = r/4.0;
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double rSmall = r/2.2;
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double rBig = r/1.5;
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double rLength = r;
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double theta = Math.PI/15.0;
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double dy = Math.sqrt( Math.pow(rBig+rSmall,2) - Math.pow((rLength*2+rMiddle+rBig)*Math.sin(theta),2) );
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public void render(Graphics g) {
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/* ************* SET UP ************ */
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double time = getTime() - startTime;
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width = getWidth();
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height = getHeight();
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g.setColor(Color.black);
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g.fillRect(0,0,width,height);
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Geometry geo = new Geometry();
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Matrix matrix = new Matrix();
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matrix.identity();
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/* ************* INITIALIZE ************ */
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for (int ii=0; ii<nTotal; ii++) {
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// the middle molecular
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geo.globe(n,n);
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double middleV[][] = new double[(n+1)*(n+1)][4];
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int middleF[][] = new int[n*n][4];
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double middleAfterV[][] = new double[(n+1)*(n+1)][4];
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int middleDrawV[][] = new int[(n+1)*(n+1)][4];
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geo.copy(middleV, middleF);
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// tranform molecular
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matrix.rotateY(speed * time);
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matrix.rotateY(theta*2.0*ii);
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matrix.translate(0,dy*2.0*ii,0);
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matrix.scale(rMiddle,rMiddle,rMiddle);
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for (int i=0; i<middleV.length; i++) {
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matrix.transform(middleV[i],middleAfterV[i]);
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viewport(middleAfterV[i],middleDrawV[i]);
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}
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matrix.identity();
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// two bonds
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geo.cylinder(n,n,n);
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double bond1V[][] = new double[(n+1)*(n+1)+2*(n+1)*(n+1)][4];
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double bond1AfterV[][] = new double[(n+1)*(n+1)+2*(n+1)*(n+1)][4];
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int bond1DrawV[][] = new int[(n+1)*(n+1)+2*(n+1)*(n+1)][4];
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int bond1F[][] = new int[n*n+2*n*n][4];
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double bond2V[][] = new double[(n+1)*(n+1)+2*(n+1)*(n+1)][4];
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double bond2AfterV[][] = new double[(n+1)*(n+1)+2*(n+1)*(n+1)][4];
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int bond2DrawV[][] = new int[(n+1)*(n+1)+2*(n+1)*(n+1)][4];
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int bond2F[][] = new int[n*n+2*n*n][4];
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geo.copy(bond1V, bond1F);
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geo.copy(bond2V, bond2F);
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// transform bonds
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matrix.rotateY(speed * time);
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matrix.rotateY(theta*2.0*ii);
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matrix.translate(-rLength-rMiddle,dy*2.0*ii,0);
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matrix.rotateY(Math.PI/2.0);
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matrix.scale(rBonds,rBonds,rLength);
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for (int i=0; i<bond1V.length; i++) {
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matrix.transform(bond1V[i],bond1AfterV[i]);
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viewport(bond1AfterV[i],bond1DrawV[i]);
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}
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matrix.identity();
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matrix.rotateY(speed * time);
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matrix.rotateY(theta*2.0*ii);
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matrix.translate(rLength+rMiddle,dy*2.0*ii,0);
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matrix.rotateY(-Math.PI/2.0);
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matrix.scale(rBonds,rBonds,rLength);
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for (int i=0; i<bond2V.length; i++) {
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matrix.transform(bond2V[i],bond2AfterV[i]);
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viewport(bond2AfterV[i],bond2DrawV[i]);
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}
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matrix.identity();
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// four outside moleculars
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geo.globe(n,n);
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double outBigLeftV[][] = new double[(n+1)*(n+1)][4];
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double outBigLeftAfterV[][] = new double[(n+1)*(n+1)][4];
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int outBigLeftDrawV[][] = new int[(n+1)*(n+1)][4];
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int outBigLeftF[][] = new int[n*n][4];
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double outSmallLeftV[][] = new double[(n+1)*(n+1)][4];
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double outSmallLeftAfterV[][] = new double[(n+1)*(n+1)][4];
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int outSmallLeftDrawV[][] = new int[(n+1)*(n+1)][4];
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int outSmallLeftF[][] = new int[n*n][4];
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double outBigRightV[][] = new double[(n+1)*(n+1)][4];
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double outBigRightAfterV[][] = new double[(n+1)*(n+1)][4];
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int outBigRightDrawV[][] = new int[(n+1)*(n+1)][4];
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int outBigRightF[][] = new int[n*n][4];
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double outSmallRightV[][] = new double[(n+1)*(n+1)][4];
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double outSmallRightAfterV[][] = new double[(n+1)*(n+1)][4];
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int outSmallRightDrawV[][] = new int[(n+1)*(n+1)][4];
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int outSmallRightF[][] = new int[n*n][4];
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geo.copy(outBigLeftV, outBigLeftF);
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geo.copy(outSmallLeftV, outSmallLeftF);
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geo.copy(outBigRightV, outBigRightF);
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geo.copy(outSmallRightV, outSmallRightF);
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// transform two big moleculars
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matrix.rotateY(speed * time);
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matrix.rotateY(theta*2.0*ii);
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matrix.translate(-rLength*2-rMiddle-rBig,dy*2.0*ii,0);
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matrix.scale(rBig,rBig,rBig);
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for (int i=0; i<outBigLeftV.length; i++) {
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matrix.transform(outBigLeftV[i],outBigLeftAfterV[i]);
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viewport(outBigLeftAfterV[i],outBigLeftDrawV[i]);
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}
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matrix.identity();
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matrix.rotateY(speed * time);
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matrix.rotateY(theta*2.0*ii);
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matrix.translate(rLength*2+rMiddle+rBig,dy*2.0*ii,0);
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matrix.scale(rBig,rBig,rBig);
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for (int i=0; i<outBigRightV.length; i++) {
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matrix.transform(outBigRightV[i],outBigRightAfterV[i]);
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viewport(outBigRightAfterV[i],outBigRightDrawV[i]);
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}
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matrix.identity();
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// transform two small moleculars
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matrix.rotateY(speed * time);
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matrix.rotateY(theta*2.0*ii);
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matrix.translate(0,dy*2.0*ii,0);
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matrix.rotateY(theta);
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matrix.translate(-rLength*2-rMiddle-rBig,dy,0);
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matrix.scale(rSmall,rSmall,rSmall);
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for (int i=0; i<outSmallLeftV.length; i++) {
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matrix.transform(outSmallLeftV[i],outSmallLeftAfterV[i]);
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viewport(outSmallLeftAfterV[i],outSmallLeftDrawV[i]);
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}
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matrix.identity();
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matrix.rotateY(speed * time);
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matrix.rotateY(theta);
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matrix.rotateY(theta*2.0*ii);
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matrix.translate(0,dy*2.0*ii,0);
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matrix.translate(rLength*2+rMiddle+rBig,dy,0);
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matrix.scale(rSmall,rSmall,rSmall);
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for (int i=0; i<outSmallRightV.length; i++) {
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matrix.transform(outSmallRightV[i],outSmallRightAfterV[i]);
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viewport(outSmallRightAfterV[i],outSmallRightDrawV[i]);
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}
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matrix.identity();
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/* ************* DRAW ************ */
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if ( outBigLeftAfterV[0][2] >= outBigRightAfterV[0][2]) { // draw right first
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// draw right outside moleculars
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g.setColor(Color.green);
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for (int i=0; i<outBigRightF.length; i++){
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for (int j=0; j<outBigRightF[i].length; j++) {
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if (j<outBigRightF[i].length-1) {
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g.drawLine((int)outSmallRightDrawV[outSmallRightF[i][j]][0], (int)outSmallRightDrawV[outSmallRightF[i][j]][1], (int)outSmallRightDrawV[outSmallRightF[i][j+1]][0], (int)outSmallRightDrawV[outSmallRightF[i][j+1]][1]);
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g.drawLine((int)outBigRightDrawV[outBigRightF[i][j]][0], (int)outBigRightDrawV[outBigRightF[i][j]][1], (int)outBigRightDrawV[outBigRightF[i][j+1]][0], (int)outBigRightDrawV[outBigRightF[i][j+1]][1]);
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} else {
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g.drawLine((int)outSmallRightDrawV[outSmallRightF[i][j]][0], (int)outSmallRightDrawV[outSmallRightF[i][j]][1], (int)outSmallRightDrawV[outSmallRightF[i][0]][0], (int)outSmallRightDrawV[outSmallRightF[i][0]][1]);
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g.drawLine((int)outBigRightDrawV[outBigRightF[i][j]][0], (int)outBigRightDrawV[outBigRightF[i][j]][1], (int)outBigRightDrawV[outBigRightF[i][0]][0], (int)outBigRightDrawV[outBigRightF[i][0]][1]);
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}
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}
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}
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// draw right bond
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g.setColor(Color.red);
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for (int i=0; i<bond2F.length; i++){
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for (int j=0; j<bond2F[i].length; j++) {
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if (j<bond2F[i].length-1) {
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g.drawLine((int)bond2DrawV[bond2F[i][j]][0], (int)bond2DrawV[bond2F[i][j]][1], (int)bond2DrawV[bond2F[i][j+1]][0], (int)bond2DrawV[bond2F[i][j+1]][1]);
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} else {
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g.drawLine((int)bond2DrawV[bond2F[i][j]][0], (int)bond2DrawV[bond2F[i][j]][1], (int)bond2DrawV[bond2F[i][0]][0], (int)bond2DrawV[bond2F[i][0]][1]);
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}
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}
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}
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// draw middle molecular
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g.setColor(Color.blue);
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for (int i=0; i<middleF.length; i++){
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for (int j=0; j<middleF[i].length; j++) {
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if (j<middleF[i].length-1) {
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g.drawLine(middleDrawV[middleF[i][j]][0], (int)middleDrawV[middleF[i][j]][1], (int)middleDrawV[middleF[i][j+1]][0], (int)middleDrawV[middleF[i][j+1]][1]);
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} else {
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g.drawLine((int)middleDrawV[middleF[i][j]][0], (int)middleDrawV[middleF[i][j]][1], (int)middleDrawV[middleF[i][0]][0], (int)middleDrawV[middleF[i][0]][1]);
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}
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}
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}
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// draw left bond
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g.setColor(Color.red);
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for (int i=0; i<bond1F.length; i++){
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for (int j=0; j<bond1F[i].length; j++) {
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if (j<bond1F[i].length-1) {
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g.drawLine((int)bond1DrawV[bond1F[i][j]][0], (int)bond1DrawV[bond1F[i][j]][1], (int)bond1DrawV[bond1F[i][j+1]][0], (int)bond1DrawV[bond1F[i][j+1]][1]);
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} else {
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g.drawLine((int)bond1DrawV[bond1F[i][j]][0], (int)bond1DrawV[bond1F[i][j]][1], (int)bond1DrawV[bond1F[i][0]][0], (int)bond1DrawV[bond1F[i][0]][1]);
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}
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}
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}
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// draw left outside moleculars
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g.setColor(Color.blue);
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for (int i=0; i<outBigLeftF.length; i++){
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for (int j=0; j<outBigLeftF[i].length; j++) {
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if (j<outBigLeftF[i].length-1) {
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g.drawLine((int)outBigLeftDrawV[outBigLeftF[i][j]][0], (int)outBigLeftDrawV[outBigLeftF[i][j]][1], (int)outBigLeftDrawV[outBigLeftF[i][j+1]][0], (int)outBigLeftDrawV[outBigLeftF[i][j+1]][1]);
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g.drawLine((int)outSmallLeftDrawV[outSmallLeftF[i][j]][0], (int)outSmallLeftDrawV[outSmallLeftF[i][j]][1], (int)outSmallLeftDrawV[outSmallLeftF[i][j+1]][0], (int)outSmallLeftDrawV[outSmallLeftF[i][j+1]][1]);
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} else {
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g.drawLine((int)outBigLeftDrawV[outBigLeftF[i][j]][0], (int)outBigLeftDrawV[outBigLeftF[i][j]][1], (int)outBigLeftDrawV[outBigLeftF[i][0]][0], (int)outBigLeftDrawV[outBigLeftF[i][0]][1]);
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g.drawLine((int)outSmallLeftDrawV[outSmallLeftF[i][j]][0], (int)outSmallLeftDrawV[outSmallLeftF[i][j]][1], (int)outSmallLeftDrawV[outSmallLeftF[i][0]][0], (int)outSmallLeftDrawV[outSmallLeftF[i][0]][1]);
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}
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}
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}
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} else {
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// draw left outside moleculars
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g.setColor(Color.blue);
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for (int i=0; i<outBigLeftF.length; i++){
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for (int j=0; j<outBigLeftF[i].length; j++) {
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if (j<outBigLeftF[i].length-1) {
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g.drawLine((int)outSmallLeftDrawV[outSmallLeftF[i][j]][0], (int)outSmallLeftDrawV[outSmallLeftF[i][j]][1], (int)outSmallLeftDrawV[outSmallLeftF[i][j+1]][0], (int)outSmallLeftDrawV[outSmallLeftF[i][j+1]][1]);
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g.drawLine((int)outBigLeftDrawV[outBigLeftF[i][j]][0], (int)outBigLeftDrawV[outBigLeftF[i][j]][1], (int)outBigLeftDrawV[outBigLeftF[i][j+1]][0], (int)outBigLeftDrawV[outBigLeftF[i][j+1]][1]);
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} else {
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g.drawLine((int)outSmallLeftDrawV[outSmallLeftF[i][j]][0], (int)outSmallLeftDrawV[outSmallLeftF[i][j]][1], (int)outSmallLeftDrawV[outSmallLeftF[i][0]][0], (int)outSmallLeftDrawV[outSmallLeftF[i][0]][1]);
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g.drawLine((int)outBigLeftDrawV[outBigLeftF[i][j]][0], (int)outBigLeftDrawV[outBigLeftF[i][j]][1], (int)outBigLeftDrawV[outBigLeftF[i][0]][0], (int)outBigLeftDrawV[outBigLeftF[i][0]][1]);
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}
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}
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}
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// draw left bond
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g.setColor(Color.red);
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for (int i=0; i<bond1F.length; i++){
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for (int j=0; j<bond1F[i].length; j++) {
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if (j<bond1F[i].length-1) {
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g.drawLine((int)bond1DrawV[bond1F[i][j]][0], (int)bond1DrawV[bond1F[i][j]][1], (int)bond1DrawV[bond1F[i][j+1]][0], (int)bond1DrawV[bond1F[i][j+1]][1]);
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} else {
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g.drawLine((int)bond1DrawV[bond1F[i][j]][0], (int)bond1DrawV[bond1F[i][j]][1], (int)bond1DrawV[bond1F[i][0]][0], (int)bond1DrawV[bond1F[i][0]][1]);
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}
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}
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}
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// draw middle molecular
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g.setColor(Color.blue);
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for (int i=0; i<middleF.length; i++){
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for (int j=0; j<middleF[i].length; j++) {
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if (j<middleF[i].length-1) {
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g.drawLine(middleDrawV[middleF[i][j]][0], (int)middleDrawV[middleF[i][j]][1], (int)middleDrawV[middleF[i][j+1]][0], (int)middleDrawV[middleF[i][j+1]][1]);
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} else {
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g.drawLine((int)middleDrawV[middleF[i][j]][0], (int)middleDrawV[middleF[i][j]][1], (int)middleDrawV[middleF[i][0]][0], (int)middleDrawV[middleF[i][0]][1]);
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}
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}
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}
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// draw right bond
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g.setColor(Color.red);
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for (int i=0; i<bond2F.length; i++){
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for (int j=0; j<bond2F[i].length; j++) {
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if (j<bond2F[i].length-1) {
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g.drawLine((int)bond2DrawV[bond2F[i][j]][0], (int)bond2DrawV[bond2F[i][j]][1], (int)bond2DrawV[bond2F[i][j+1]][0], (int)bond2DrawV[bond2F[i][j+1]][1]);
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} else {
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g.drawLine((int)bond2DrawV[bond2F[i][j]][0], (int)bond2DrawV[bond2F[i][j]][1], (int)bond2DrawV[bond2F[i][0]][0], (int)bond2DrawV[bond2F[i][0]][1]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// draw right outside moleculars
|
||
|
|
g.setColor(Color.green);
|
||
|
|
for (int i=0; i<outBigRightF.length; i++){
|
||
|
|
for (int j=0; j<outBigRightF[i].length; j++) {
|
||
|
|
if (j<outBigRightF[i].length-1) {
|
||
|
|
g.drawLine((int)outSmallRightDrawV[outSmallRightF[i][j]][0], (int)outSmallRightDrawV[outSmallRightF[i][j]][1], (int)outSmallRightDrawV[outSmallRightF[i][j+1]][0], (int)outSmallRightDrawV[outSmallRightF[i][j+1]][1]);
|
||
|
|
g.drawLine((int)outBigRightDrawV[outBigRightF[i][j]][0], (int)outBigRightDrawV[outBigRightF[i][j]][1], (int)outBigRightDrawV[outBigRightF[i][j+1]][0], (int)outBigRightDrawV[outBigRightF[i][j+1]][1]);
|
||
|
|
} else {
|
||
|
|
g.drawLine((int)outSmallRightDrawV[outSmallRightF[i][j]][0], (int)outSmallRightDrawV[outSmallRightF[i][j]][1], (int)outSmallRightDrawV[outSmallRightF[i][0]][0], (int)outSmallRightDrawV[outSmallRightF[i][0]][1]);
|
||
|
|
g.drawLine((int)outBigRightDrawV[outBigRightF[i][j]][0], (int)outBigRightDrawV[outBigRightF[i][j]][1], (int)outBigRightDrawV[outBigRightF[i][0]][0], (int)outBigRightDrawV[outBigRightF[i][0]][1]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
double getTime() {
|
||
|
|
return System.currentTimeMillis() / 1000.0;
|
||
|
|
}
|
||
|
|
public void viewport(double src[], int dst[]) {
|
||
|
|
dst[0] = (int) ( 0.5 * width + src[0] * scale );
|
||
|
|
//dst[1] = (int) ( 0.5 * height - src[1] * scale );
|
||
|
|
dst[1] = (int) ( height - src[1] * scale );
|
||
|
|
}
|
||
|
|
public int[] coTransform(double middle[], double a, double b) {
|
||
|
|
int array[] = { (int)(middle[0]-a), (int)(middle[1]-b), (int)(2*a), (int)(2*b) };
|
||
|
|
return array;
|
||
|
|
}
|
||
|
|
public int[] coTransform(int middle[], double a, double b) {
|
||
|
|
int array[] = { (int)(middle[0]-a), (int)(middle[1]-b), (int)(2*a), (int)(2*b) };
|
||
|
|
return array;
|
||
|
|
}
|
||
|
|
}
|