Cross Reference: /external/skia/src/core/SkPathMeasure.cpp

Lines Matching refs:pts
55 static bool quad_too_curvy(const SkPoint pts[3]) {
58     SkScalar dx = SkScalarHalf(pts[1].fX) -
59                         SkScalarHalf(SkScalarHalf(pts[0].fX + pts[2].fX));
60     SkScalar dy = SkScalarHalf(pts[1].fY) -
61                         SkScalarHalf(SkScalarHalf(pts[0].fY + pts[2].fY));
74 static bool cubic_too_curvy(const SkPoint pts[4]) {
75     return  cheap_dist_exceeds_limit(pts[1],
76                          SkScalarInterp(pts[0].fX, pts[3].fX, SK_Scalar1/3),
77                          SkScalarInterp(pts[0].fY, pts[3].fY, SK_Scalar1/3))
79             cheap_dist_exceeds_limit(pts[2],
80                          SkScalarInterp(pts[0].fX, pts[3].fX, SK_Scalar1*2/3),
81                          SkScalarInterp(pts[0].fY, pts[3].fY, SK_Scalar1*2/3));
84 SkScalar SkPathMeasure::compute_quad_segs(const SkPoint pts[3],
86     if (tspan_big_enough(maxt - mint) && quad_too_curvy(pts)) {
90         SkChopQuadAtHalf(pts, tmp);
94         SkScalar d = SkPoint::Distance(pts[0], pts[2]);
132 SkScalar SkPathMeasure::compute_cubic_segs(const SkPoint pts[4],
134     if (tspan_big_enough(maxt - mint) && cubic_too_curvy(pts)) {
138         SkChopCubicAtHalf(pts, tmp);
142         SkScalar d = SkPoint::Distance(pts[0], pts[3]);
157     SkPoint         pts[4];
174         switch (fIter.next(pts)) {
177                 fPts.append(1, pts);
186                 SkScalar d = SkPoint::Distance(pts[0], pts[1]);
196                     fPts.append(1, pts + 1);
203                 distance = this->compute_quad_segs(pts, distance, 0, kMaxTValue, ptIndex);
205                     fPts.append(2, pts + 1);
211                 const SkConic conic(pts, fIter.conicWeight());
215                     // we store the conic weight in our next point, followed by the last 2 pts
217                     // SkConic(pts[0], pts[2], pts[3], weight = pts[1].fX)
219                     fPts.append(2, pts + 1);
226                 distance = this->compute_cubic_segs(pts, distance, 0, kMaxTValue, ptIndex);
228                     fPts.append(3, pts + 1);
275 static void compute_pos_tan(const SkPoint pts[], int segType,
280                 pos->set(SkScalarInterp(pts[0].fX, pts[1].fX, t),
281                          SkScalarInterp(pts[0].fY, pts[1].fY, t));
284                 tangent->setNormalize(pts[1].fX - pts[0].fX, pts[1].fY - pts[0].fY);
288             SkEvalQuadAt(pts, t, pos, tangent);
294             SkConic(pts[0], pts[2], pts[3], pts[1].fX).evalAt(t, pos, tangent);
300             SkEvalCubicAt(pts, t, pos, tangent, NULL);
310 static void seg_to(const SkPoint pts[], int segType,
325                 dst->lineTo(pts[1]);
327                 dst->lineTo(SkScalarInterp(pts[0].fX, pts[1].fX, stopT),
328                             SkScalarInterp(pts[0].fY, pts[1].fY, stopT));
334                     dst->quadTo(pts[1], pts[2]);
336                     SkChopQuadAt(pts, tmp0, stopT);
340                 SkChopQuadAt(pts, tmp0, startT);
350             SkConic conic(pts[0], pts[2], pts[3], pts[1].fX);
375                     dst->cubicTo(pts[1], pts[2], pts[3]);
377                     SkChopCubicAt(pts, tmp0, stopT);
381                 SkChopCubicAt(pts, tmp0, startT);