java2d/marlin/Stroker.java

328         final float y1 = cy + omy;
330         final float y2 = y1 + cv * omx;
337         emitCurveTo(x1, y1, x2, y2, x3, y3, x4, y4, rev);
351     // Put the intersection point of the lines (x0, y0) -> (x1, y1)
355                                             final float x1, final float y1,
361         float y10 = y1 - y0;
423     public void lineTo(float x1, float y1) {
425         float dy = y1 - cy0;
436         emitLineTo( x1 + mx,  y1 + my);
439         emitLineToRev( x1 - mx,  y1 - my);
446         this.cy0 = y1;
524     private void emitLineTo(final float x1, final float y1) {
525         out.lineTo(x1, y1);
528     private void emitLineToRev(final float x1, final float y1) {
529         reverse.pushLine(x1, y1);
532     private void emitLineTo(final float x1, final float y1,
536             emitLineToRev(x1, y1);
538             emitLineTo(x1, y1);
542     private void emitQuadTo(final float x1, final float y1,
545         out.quadTo(x1, y1, x2, y2);
549                                final float x1, final float y1)
551         reverse.pushQuad(x0, y0, x1, y1);
554     private void emitCurveTo(final float x1, final float y1,
558         out.curveTo(x1, y1, x2, y2, x3, y3);
562                                 final float x1, final float y1,
565         reverse.pushCubic(x0, y0, x1, y1, x2, y2);
569                              final float x1, final float y1,
574             reverse.pushCubic(x0, y0, x1, y1, x2, y2);
576             out.curveTo(x1, y1, x2, y2, x3, y3);
611     private static boolean within(final float x1, final float y1,
619                 Helpers.within(y1, y2, ERR)); // this is just as good.
622     private void getLineOffsets(float x1, float y1,
625         computeOffset(x2 - x1, y2 - y1, lineWidth2, offset0);
629         left[1] = y1 + my;
633         right[1] = y1 - my;
648         final float x1 = pts[off + 0], y1 = pts[off + 1];
656         float dy1 = y2 - y1;
660         final boolean p1eqp2 = within(x1,y1,x2,y2, 6f * ulp(y2));
663             getLineOffsets(x1, y1, x4, y4, leftOff, rightOff);
667             dy1 = y3 - y1;
678             getLineOffsets(x1, y1, x4, y4, leftOff, rightOff);
721 //      [y2-y1, y4-y3][c2]
730         float y = (y1 + 3f * (y2 + y3) + y4) / 8f;
733         float dxm = x3 + x4 - x1 - x2, dym = y3 + y4 - y1 - y2;
742         float y1p = y1 + offset0[1]; // point
766         x1p = x1 - offset0[0]; y1p = y1 - offset0[1];
791         final float x1 = pts[off + 0], y1 = pts[off + 1];
798         final float dy1 = y2 - y1;
804         leftOff[0]  = x1 + offset0[0]; leftOff[1]  = y1 + offset0[1];
806         rightOff[0] = x1 - offset0[0]; rightOff[1] = y1 - offset0[1];
838                 getLineOffsets(x1, y1, x3, y3, leftOff, rightOff);
982             final float y1 = cos * pts[1] - sin * pts[0];
992                 c.set(x1, y1, x2, y2, x3, y3, x4, y4);
995                 c.set(x1, y1, x2, y2, x3, y3);
1023     @Override public void curveTo(float x1, float y1,
1030         mid[2] = x1;  mid[3] = y1;
1120     @Override public void quadTo(float x1, float y1, float x2, float y2) {
1124         mid[2] = x1;  mid[3] = y1;
1297                        float x1, float y1,
1306             _curves[e++] = x1;    _curves[e++] = y1;
1312                       float x1, float y1)
1318             _curves[e++] = x1;    _curves[e++] = y1;