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src/java.desktop/share/classes/sun/java2d/marlin/DDasher.java
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*** 135,145 ****
}
phase += dash[sidx];
dashOn = !dashOn;
}
}
! } else if (phase > 0) {
if (cycles >= MAX_CYCLES) {
phase = 0.0d;
} else {
int fullcycles = FloatMath.floor_int(cycles);
if ((fullcycles & dash.length & 1) != 0) {
--- 135,145 ----
}
phase += dash[sidx];
dashOn = !dashOn;
}
}
! } else if (phase > 0.0d) {
if (cycles >= MAX_CYCLES) {
phase = 0.0d;
} else {
int fullcycles = FloatMath.floor_int(cycles);
if ((fullcycles & dash.length & 1) != 0) {
*** 155,170 ****
}
}
this.dash = dash;
this.dashLen = dashLen;
! this.startPhase = this.phase = phase;
this.startDashOn = dashOn;
this.startIdx = sidx;
this.starting = true;
! needsMoveTo = false;
! firstSegidx = 0;
this.recycleDashes = recycleDashes;
return this; // fluent API
}
--- 155,171 ----
}
}
this.dash = dash;
this.dashLen = dashLen;
! this.phase = phase;
! this.startPhase = phase;
this.startDashOn = dashOn;
this.startIdx = sidx;
this.starting = true;
! this.needsMoveTo = false;
! this.firstSegidx = 0;
this.recycleDashes = recycleDashes;
return this; // fluent API
}
*** 199,219 ****
for (int i = 0; i < len; i++) { newDashes[i] = dashes[i]; }
return newDashes;
}
@Override
! public void moveTo(double x0, double y0) {
! if (firstSegidx > 0) {
out.moveTo(sx, sy);
emitFirstSegments();
}
needsMoveTo = true;
this.idx = startIdx;
this.dashOn = this.startDashOn;
this.phase = this.startPhase;
! this.sx = this.x0 = x0;
! this.sy = this.y0 = y0;
this.starting = true;
}
private void emitSeg(double[] buf, int off, int type) {
switch (type) {
--- 200,222 ----
for (int i = 0; i < len; i++) { newDashes[i] = dashes[i]; }
return newDashes;
}
@Override
! public void moveTo(final double x0, final double y0) {
! if (firstSegidx != 0) {
out.moveTo(sx, sy);
emitFirstSegments();
}
needsMoveTo = true;
this.idx = startIdx;
this.dashOn = this.startDashOn;
this.phase = this.startPhase;
! this.sx = x0;
! this.sy = y0;
! this.x0 = x0;
! this.y0 = y0;
this.starting = true;
}
private void emitSeg(double[] buf, int off, int type) {
switch (type) {
*** 234,244 ****
}
private void emitFirstSegments() {
final double[] fSegBuf = firstSegmentsBuffer;
! for (int i = 0; i < firstSegidx; ) {
int type = (int)fSegBuf[i];
emitSeg(fSegBuf, i + 1, type);
i += (type - 1);
}
firstSegidx = 0;
--- 237,247 ----
}
private void emitFirstSegments() {
final double[] fSegBuf = firstSegmentsBuffer;
! for (int i = 0, len = firstSegidx; i < len; ) {
int type = (int)fSegBuf[i];
emitSeg(fSegBuf, i + 1, type);
i += (type - 1);
}
firstSegidx = 0;
*** 249,300 ****
// buffer below.
private double[] firstSegmentsBuffer; // dynamic array
private int firstSegidx;
// precondition: pts must be in relative coordinates (relative to x0,y0)
! private void goTo(double[] pts, int off, final int type) {
! double x = pts[off + type - 4];
! double y = pts[off + type - 3];
! if (dashOn) {
if (starting) {
! int len = type - 1; // - 2 + 1
! int segIdx = firstSegidx;
! double[] buf = firstSegmentsBuffer;
! if (segIdx + len > buf.length) {
! if (DO_STATS) {
! rdrCtx.stats.stat_array_dasher_firstSegmentsBuffer
! .add(segIdx + len);
! }
! firstSegmentsBuffer = buf
! = firstSegmentsBuffer_ref.widenArray(buf, segIdx,
! segIdx + len);
! }
! buf[segIdx++] = type;
! len--;
! // small arraycopy (2, 4 or 6) but with offset:
! System.arraycopy(pts, off, buf, segIdx, len);
! segIdx += len;
! firstSegidx = segIdx;
} else {
if (needsMoveTo) {
- out.moveTo(x0, y0);
needsMoveTo = false;
}
emitSeg(pts, off, type);
}
} else {
! starting = false;
needsMoveTo = true;
}
this.x0 = x;
this.y0 = y;
}
@Override
! public void lineTo(double x1, double y1) {
! double dx = x1 - x0;
! double dy = y1 - y0;
double len = dx*dx + dy*dy;
if (len == 0.0d) {
return;
}
--- 252,314 ----
// buffer below.
private double[] firstSegmentsBuffer; // dynamic array
private int firstSegidx;
// precondition: pts must be in relative coordinates (relative to x0,y0)
! private void goTo(final double[] pts, final int off, final int type,
! final boolean on)
! {
! final int index = off + type;
! final double x = pts[index - 4];
! final double y = pts[index - 3];
!
! if (on) {
if (starting) {
! goTo_starting(pts, off, type);
} else {
if (needsMoveTo) {
needsMoveTo = false;
+ out.moveTo(x0, y0);
}
emitSeg(pts, off, type);
}
} else {
! if (starting) {
! // low probability test (hotspot)
! starting = false;
! }
needsMoveTo = true;
}
this.x0 = x;
this.y0 = y;
}
+ private void goTo_starting(final double[] pts, final int off, final int type) {
+ int len = type - 1; // - 2 + 1
+ int segIdx = firstSegidx;
+ double[] buf = firstSegmentsBuffer;
+
+ if (segIdx + len > buf.length) {
+ if (DO_STATS) {
+ rdrCtx.stats.stat_array_dasher_firstSegmentsBuffer
+ .add(segIdx + len);
+ }
+ firstSegmentsBuffer = buf
+ = firstSegmentsBuffer_ref.widenArray(buf, segIdx,
+ segIdx + len);
+ }
+ buf[segIdx++] = type;
+ len--;
+ // small arraycopy (2, 4 or 6) but with offset:
+ System.arraycopy(pts, off, buf, segIdx, len);
+ firstSegidx = segIdx + len;
+ }
+
@Override
! public void lineTo(final double x1, final double y1) {
! final double dx = x1 - x0;
! final double dy = y1 - y0;
double len = dx*dx + dy*dy;
if (len == 0.0d) {
return;
}
*** 305,356 ****
final double cx = dx / len;
final double cy = dy / len;
final double[] _curCurvepts = curCurvepts;
final double[] _dash = dash;
double leftInThisDashSegment;
! double dashdx, dashdy, p;
while (true) {
! leftInThisDashSegment = _dash[idx] - phase;
if (len <= leftInThisDashSegment) {
_curCurvepts[0] = x1;
_curCurvepts[1] = y1;
! goTo(_curCurvepts, 0, 4);
// Advance phase within current dash segment
! phase += len;
// TODO: compare double values using epsilon:
if (len == leftInThisDashSegment) {
! phase = 0.0d;
! idx = (idx + 1) % dashLen;
! dashOn = !dashOn;
}
return;
}
! dashdx = _dash[idx] * cx;
! dashdy = _dash[idx] * cy;
! if (phase == 0.0d) {
_curCurvepts[0] = x0 + dashdx;
_curCurvepts[1] = y0 + dashdy;
} else {
! p = leftInThisDashSegment / _dash[idx];
_curCurvepts[0] = x0 + p * dashdx;
_curCurvepts[1] = y0 + p * dashdy;
}
! goTo(_curCurvepts, 0, 4);
len -= leftInThisDashSegment;
// Advance to next dash segment
! idx = (idx + 1) % dashLen;
! dashOn = !dashOn;
! phase = 0.0d;
}
}
// shared instance in DDasher
private final LengthIterator li = new LengthIterator();
--- 319,383 ----
final double cx = dx / len;
final double cy = dy / len;
final double[] _curCurvepts = curCurvepts;
final double[] _dash = dash;
+ final int _dashLen = this.dashLen;
+
+ int _idx = idx;
+ boolean _dashOn = dashOn;
+ double _phase = phase;
double leftInThisDashSegment;
! double d, dashdx, dashdy, p;
while (true) {
! d = _dash[_idx];
! leftInThisDashSegment = d - _phase;
if (len <= leftInThisDashSegment) {
_curCurvepts[0] = x1;
_curCurvepts[1] = y1;
!
! goTo(_curCurvepts, 0, 4, _dashOn);
// Advance phase within current dash segment
! _phase += len;
!
// TODO: compare double values using epsilon:
if (len == leftInThisDashSegment) {
! _phase = 0.0d;
! _idx = (_idx + 1) % _dashLen;
! _dashOn = !_dashOn;
}
+
+ // Save local state:
+ idx = _idx;
+ dashOn = _dashOn;
+ phase = _phase;
return;
}
! dashdx = d * cx;
! dashdy = d * cy;
! if (_phase == 0.0d) {
_curCurvepts[0] = x0 + dashdx;
_curCurvepts[1] = y0 + dashdy;
} else {
! p = leftInThisDashSegment / d;
_curCurvepts[0] = x0 + p * dashdx;
_curCurvepts[1] = y0 + p * dashdy;
}
! goTo(_curCurvepts, 0, 4, _dashOn);
len -= leftInThisDashSegment;
// Advance to next dash segment
! _idx = (_idx + 1) % _dashLen;
! _dashOn = !_dashOn;
! _phase = 0.0d;
}
}
// shared instance in DDasher
private final LengthIterator li = new LengthIterator();
*** 359,401 ****
// that contains the curve we want to dash in the first type elements
private void somethingTo(int type) {
if (pointCurve(curCurvepts, type)) {
return;
}
! li.initializeIterationOnCurve(curCurvepts, type);
// initially the current curve is at curCurvepts[0...type]
int curCurveoff = 0;
double lastSplitT = 0.0d;
double t;
! double leftInThisDashSegment = dash[idx] - phase;
! while ((t = li.next(leftInThisDashSegment)) < 1.0d) {
if (t != 0.0d) {
DHelpers.subdivideAt((t - lastSplitT) / (1.0d - lastSplitT),
! curCurvepts, curCurveoff,
! curCurvepts, 0,
! curCurvepts, type, type);
lastSplitT = t;
! goTo(curCurvepts, 2, type);
curCurveoff = type;
}
// Advance to next dash segment
! idx = (idx + 1) % dashLen;
! dashOn = !dashOn;
! phase = 0.0d;
! leftInThisDashSegment = dash[idx];
! }
! goTo(curCurvepts, curCurveoff+2, type);
! phase += li.lastSegLen();
! if (phase >= dash[idx]) {
! phase = 0.0d;
! idx = (idx + 1) % dashLen;
! dashOn = !dashOn;
! }
// reset LengthIterator:
! li.reset();
}
private static boolean pointCurve(double[] curve, int type) {
for (int i = 2; i < type; i++) {
if (curve[i] != curve[i-2]) {
--- 386,444 ----
// that contains the curve we want to dash in the first type elements
private void somethingTo(int type) {
if (pointCurve(curCurvepts, type)) {
return;
}
! final LengthIterator _li = li;
! final double[] _curCurvepts = curCurvepts;
! final double[] _dash = dash;
! final int _dashLen = this.dashLen;
!
! _li.initializeIterationOnCurve(_curCurvepts, type);
!
! int _idx = idx;
! boolean _dashOn = dashOn;
! double _phase = phase;
// initially the current curve is at curCurvepts[0...type]
int curCurveoff = 0;
double lastSplitT = 0.0d;
double t;
! double leftInThisDashSegment = _dash[_idx] - _phase;
! while ((t = _li.next(leftInThisDashSegment)) < 1.0d) {
if (t != 0.0d) {
DHelpers.subdivideAt((t - lastSplitT) / (1.0d - lastSplitT),
! _curCurvepts, curCurveoff,
! _curCurvepts, 0,
! _curCurvepts, type, type);
lastSplitT = t;
! goTo(_curCurvepts, 2, type, _dashOn);
curCurveoff = type;
}
// Advance to next dash segment
! _idx = (_idx + 1) % _dashLen;
! _dashOn = !_dashOn;
! _phase = 0.0d;
! leftInThisDashSegment = _dash[_idx];
! }
!
! goTo(_curCurvepts, curCurveoff + 2, type, _dashOn);
!
! _phase += _li.lastSegLen();
! if (_phase >= _dash[_idx]) {
! _phase = 0.0d;
! _idx = (_idx + 1) % _dashLen;
! _dashOn = !_dashOn;
! }
! // Save local state:
! idx = _idx;
! dashOn = _dashOn;
! phase = _phase;
!
// reset LengthIterator:
! _li.reset();
}
private static boolean pointCurve(double[] curve, int type) {
for (int i = 2; i < type; i++) {
if (curve[i] != curve[i-2]) {
*** 417,427 ****
// limit+1 curves - one for each level of the tree + 1.
// NOTE: the way we do things here is not enough to traverse a general
// tree; however, the trees we are interested in have the property that
// every non leaf node has exactly 2 children
static final class LengthIterator {
! private enum Side {LEFT, RIGHT};
// Holds the curves at various levels of the recursion. The root
// (i.e. the original curve) is at recCurveStack[0] (but then it
// gets subdivided, the left half is put at 1, so most of the time
// only the right half of the original curve is at 0)
private final double[][] recCurveStack; // dirty
--- 460,470 ----
// limit+1 curves - one for each level of the tree + 1.
// NOTE: the way we do things here is not enough to traverse a general
// tree; however, the trees we are interested in have the property that
// every non leaf node has exactly 2 children
static final class LengthIterator {
! private enum Side {LEFT, RIGHT}
// Holds the curves at various levels of the recursion. The root
// (i.e. the original curve) is at recCurveStack[0] (but then it
// gets subdivided, the left half is put at 1, so most of the time
// only the right half of the original curve is at 0)
private final double[][] recCurveStack; // dirty
*** 667,736 ****
}
// this is a bit of a hack. It returns -1 if we're not on a leaf, and
// the length of the leaf if we are on a leaf.
private double onLeaf() {
! double[] curve = recCurveStack[recLevel];
double polyLen = 0.0d;
double x0 = curve[0], y0 = curve[1];
! for (int i = 2; i < curveType; i += 2) {
final double x1 = curve[i], y1 = curve[i+1];
final double len = DHelpers.linelen(x0, y0, x1, y1);
polyLen += len;
curLeafCtrlPolyLengths[i/2 - 1] = len;
x0 = x1;
y0 = y1;
}
final double lineLen = DHelpers.linelen(curve[0], curve[1],
! curve[curveType-2],
! curve[curveType-1]);
if ((polyLen - lineLen) < ERR || recLevel == REC_LIMIT) {
return (polyLen + lineLen) / 2.0d;
}
return -1.0d;
}
}
@Override
! public void curveTo(double x1, double y1,
! double x2, double y2,
! double x3, double y3)
{
final double[] _curCurvepts = curCurvepts;
_curCurvepts[0] = x0; _curCurvepts[1] = y0;
_curCurvepts[2] = x1; _curCurvepts[3] = y1;
_curCurvepts[4] = x2; _curCurvepts[5] = y2;
_curCurvepts[6] = x3; _curCurvepts[7] = y3;
somethingTo(8);
}
@Override
! public void quadTo(double x1, double y1, double x2, double y2) {
final double[] _curCurvepts = curCurvepts;
_curCurvepts[0] = x0; _curCurvepts[1] = y0;
_curCurvepts[2] = x1; _curCurvepts[3] = y1;
_curCurvepts[4] = x2; _curCurvepts[5] = y2;
somethingTo(6);
}
@Override
public void closePath() {
lineTo(sx, sy);
! if (firstSegidx > 0) {
if (!dashOn || needsMoveTo) {
out.moveTo(sx, sy);
}
emitFirstSegments();
}
moveTo(sx, sy);
}
@Override
public void pathDone() {
! if (firstSegidx > 0) {
out.moveTo(sx, sy);
emitFirstSegments();
}
out.pathDone();
--- 710,782 ----
}
// this is a bit of a hack. It returns -1 if we're not on a leaf, and
// the length of the leaf if we are on a leaf.
private double onLeaf() {
! final double[] curve = recCurveStack[recLevel];
! final int _curveType = curveType;
double polyLen = 0.0d;
double x0 = curve[0], y0 = curve[1];
! for (int i = 2; i < _curveType; i += 2) {
final double x1 = curve[i], y1 = curve[i+1];
final double len = DHelpers.linelen(x0, y0, x1, y1);
polyLen += len;
curLeafCtrlPolyLengths[i/2 - 1] = len;
x0 = x1;
y0 = y1;
}
final double lineLen = DHelpers.linelen(curve[0], curve[1],
! curve[_curveType-2],
! curve[_curveType-1]);
if ((polyLen - lineLen) < ERR || recLevel == REC_LIMIT) {
return (polyLen + lineLen) / 2.0d;
}
return -1.0d;
}
}
@Override
! public void curveTo(final double x1, final double y1,
! final double x2, final double y2,
! final double x3, final double y3)
{
final double[] _curCurvepts = curCurvepts;
_curCurvepts[0] = x0; _curCurvepts[1] = y0;
_curCurvepts[2] = x1; _curCurvepts[3] = y1;
_curCurvepts[4] = x2; _curCurvepts[5] = y2;
_curCurvepts[6] = x3; _curCurvepts[7] = y3;
somethingTo(8);
}
@Override
! public void quadTo(final double x1, final double y1,
! final double x2, final double y2)
! {
final double[] _curCurvepts = curCurvepts;
_curCurvepts[0] = x0; _curCurvepts[1] = y0;
_curCurvepts[2] = x1; _curCurvepts[3] = y1;
_curCurvepts[4] = x2; _curCurvepts[5] = y2;
somethingTo(6);
}
@Override
public void closePath() {
lineTo(sx, sy);
! if (firstSegidx != 0) {
if (!dashOn || needsMoveTo) {
out.moveTo(sx, sy);
}
emitFirstSegments();
}
moveTo(sx, sy);
}
@Override
public void pathDone() {
! if (firstSegidx != 0) {
out.moveTo(sx, sy);
emitFirstSegments();
}
out.pathDone();
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