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1 /* | 1 /* |
2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 #include "PathOpsTestCommon.h" | 7 #include "PathOpsTestCommon.h" |
8 #include "SkIntersections.h" | 8 #include "SkIntersections.h" |
9 #include "SkPathOpsCubic.h" | 9 #include "SkPathOpsCubic.h" |
10 #include "SkPathOpsLine.h" | 10 #include "SkPathOpsLine.h" |
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47 } | 47 } |
48 if (order2 < 2) { | 48 if (order2 < 2) { |
49 SkDebugf("[%d] line order=%d\n", iIndex, order2); | 49 SkDebugf("[%d] line order=%d\n", iIndex, order2); |
50 REPORTER_ASSERT(reporter, 0); | 50 REPORTER_ASSERT(reporter, 0); |
51 } | 51 } |
52 if (order1 == 4 && order2 == 2) { | 52 if (order1 == 4 && order2 == 2) { |
53 SkIntersections i; | 53 SkIntersections i; |
54 int roots = i.intersect(cubic, line); | 54 int roots = i.intersect(cubic, line); |
55 for (int pt = 0; pt < roots; ++pt) { | 55 for (int pt = 0; pt < roots; ++pt) { |
56 double tt1 = i[0][pt]; | 56 double tt1 = i[0][pt]; |
57 SkDPoint xy1 = cubic.xyAtT(tt1); | 57 SkDPoint xy1 = cubic.ptAtT(tt1); |
58 double tt2 = i[1][pt]; | 58 double tt2 = i[1][pt]; |
59 SkDPoint xy2 = line.xyAtT(tt2); | 59 SkDPoint xy2 = line.ptAtT(tt2); |
60 if (!xy1.approximatelyEqual(xy2)) { | 60 if (!xy1.approximatelyEqual(xy2)) { |
61 SkDebugf("%s [%d,%d] x!= t1=%g (%g,%g) t2=%g (%g,%g)\n", | 61 SkDebugf("%s [%d,%d] x!= t1=%g (%g,%g) t2=%g (%g,%g)\n", |
62 __FUNCTION__, iIndex, pt, tt1, xy1.fX, xy1.fY, tt2, xy2.fX,
xy2.fY); | 62 __FUNCTION__, iIndex, pt, tt1, xy1.fX, xy1.fY, tt2, xy2.fX,
xy2.fY); |
63 } | 63 } |
64 REPORTER_ASSERT(reporter, xy1.approximatelyEqual(xy2)); | 64 REPORTER_ASSERT(reporter, xy1.approximatelyEqual(xy2)); |
65 } | 65 } |
66 } | 66 } |
67 } | 67 } |
68 | 68 |
69 static void PathOpsCubicLineIntersectionTest(skiatest::Reporter* reporter) { | 69 static void PathOpsCubicLineIntersectionTest(skiatest::Reporter* reporter) { |
70 for (size_t index = 0; index < lineCubicTests_count; ++index) { | 70 for (size_t index = 0; index < lineCubicTests_count; ++index) { |
71 int iIndex = static_cast<int>(index); | 71 int iIndex = static_cast<int>(index); |
72 testOne(reporter, iIndex); | 72 testOne(reporter, iIndex); |
73 reporter->bumpTestCount(); | 73 reporter->bumpTestCount(); |
74 } | 74 } |
75 } | 75 } |
76 | 76 |
77 static void PathOpsCubicLineIntersectionOneOffTest(skiatest::Reporter* reporter)
{ | 77 static void PathOpsCubicLineIntersectionOneOffTest(skiatest::Reporter* reporter)
{ |
78 int iIndex = 0; | 78 int iIndex = 0; |
79 testOne(reporter, iIndex); | 79 testOne(reporter, iIndex); |
80 const SkDCubic& cubic = lineCubicTests[iIndex].cubic; | 80 const SkDCubic& cubic = lineCubicTests[iIndex].cubic; |
81 const SkDLine& line = lineCubicTests[iIndex].line; | 81 const SkDLine& line = lineCubicTests[iIndex].line; |
82 SkIntersections i; | 82 SkIntersections i; |
83 i.intersect(cubic, line); | 83 i.intersect(cubic, line); |
84 SkASSERT(i.used() == 1); | 84 SkASSERT(i.used() == 1); |
85 #if ONE_OFF_DEBUG | 85 #if ONE_OFF_DEBUG |
86 double cubicT = i[0][0]; | 86 double cubicT = i[0][0]; |
87 SkDPoint prev = cubic.xyAtT(cubicT * 2 - 1); | 87 SkDPoint prev = cubic.ptAtT(cubicT * 2 - 1); |
88 SkDPoint sect = cubic.xyAtT(cubicT); | 88 SkDPoint sect = cubic.ptAtT(cubicT); |
89 double left[3] = { line.isLeft(prev), line.isLeft(sect), line.isLeft(cubic[3
]) }; | 89 double left[3] = { line.isLeft(prev), line.isLeft(sect), line.isLeft(cubic[3
]) }; |
90 SkDebugf("cubic=(%1.9g, %1.9g, %1.9g)\n", left[0], left[1], left[2]); | 90 SkDebugf("cubic=(%1.9g, %1.9g, %1.9g)\n", left[0], left[1], left[2]); |
91 SkDebugf("{{%1.9g,%1.9g}, {%1.9g,%1.9g}},\n", prev.fX, prev.fY, sect.fX, sec
t.fY); | 91 SkDebugf("{{%1.9g,%1.9g}, {%1.9g,%1.9g}},\n", prev.fX, prev.fY, sect.fX, sec
t.fY); |
92 SkDebugf("{{%1.9g,%1.9g}, {%1.9g,%1.9g}},\n", sect.fX, sect.fY, cubic[3].fX,
cubic[3].fY); | 92 SkDebugf("{{%1.9g,%1.9g}, {%1.9g,%1.9g}},\n", sect.fX, sect.fY, cubic[3].fX,
cubic[3].fY); |
93 SkDPoint prevL = line.xyAtT(i[1][0] - 0.0000007); | 93 SkDPoint prevL = line.ptAtT(i[1][0] - 0.0000007); |
94 SkDebugf("{{%1.9g,%1.9g}, {%1.9g,%1.9g}},\n", prevL.fX, prevL.fY, i.pt(0).fX
, i.pt(0).fY); | 94 SkDebugf("{{%1.9g,%1.9g}, {%1.9g,%1.9g}},\n", prevL.fX, prevL.fY, i.pt(0).fX
, i.pt(0).fY); |
95 SkDPoint nextL = line.xyAtT(i[1][0] + 0.0000007); | 95 SkDPoint nextL = line.ptAtT(i[1][0] + 0.0000007); |
96 SkDebugf("{{%1.9g,%1.9g}, {%1.9g,%1.9g}},\n", i.pt(0).fX, i.pt(0).fY, nextL.
fX, nextL.fY); | 96 SkDebugf("{{%1.9g,%1.9g}, {%1.9g,%1.9g}},\n", i.pt(0).fX, i.pt(0).fY, nextL.
fX, nextL.fY); |
97 SkDebugf("prevD=%1.9g dist=%1.9g nextD=%1.9g\n", prev.distance(nextL), | 97 SkDebugf("prevD=%1.9g dist=%1.9g nextD=%1.9g\n", prev.distance(nextL), |
98 sect.distance(i.pt(0)), cubic[3].distance(prevL)); | 98 sect.distance(i.pt(0)), cubic[3].distance(prevL)); |
99 #endif | 99 #endif |
100 } | 100 } |
101 | 101 |
102 #include "TestClassDef.h" | 102 #include "TestClassDef.h" |
103 DEFINE_TESTCLASS_SHORT(PathOpsCubicLineIntersectionTest) | 103 DEFINE_TESTCLASS_SHORT(PathOpsCubicLineIntersectionTest) |
104 | 104 |
105 DEFINE_TESTCLASS_SHORT(PathOpsCubicLineIntersectionOneOffTest) | 105 DEFINE_TESTCLASS_SHORT(PathOpsCubicLineIntersectionOneOffTest) |
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