opengl/qopengl2pexvertexarray.cpp

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LineSource CodeCoverage
1 -
2 -
3 -
4 -
5void QOpenGL2PEXVertexArray::clear() -
6{ -
7 vertexArray.reset(); -
8 vertexArrayStops.reset(); -
9 boundingRectDirty = true; -
10}
never executed: }
0
11 -
12 -
13QOpenGLRect QOpenGL2PEXVertexArray::boundingRect() const -
14{ -
15 if (boundingRectDirty)
never evaluated: boundingRectDirty
0
16 return QOpenGLRect(0.0, 0.0, 0.0, 0.0);
never executed: return QOpenGLRect(0.0, 0.0, 0.0, 0.0);
0
17 else -
18 return QOpenGLRect(minX, minY, maxX, maxY);
never executed: return QOpenGLRect(minX, minY, maxX, maxY);
0
19} -
20 -
21void QOpenGL2PEXVertexArray::addClosingLine(int index) -
22{ -
23 QPointF point(vertexArray.at(index)); -
24 if (point != QPointF(vertexArray.last()))
never evaluated: point != QPointF(vertexArray.last())
0
25 vertexArray.add(point);
never executed: vertexArray.add(point);
0
26}
never executed: }
0
27 -
28void QOpenGL2PEXVertexArray::addCentroid(const QVectorPath &path, int subPathIndex) -
29{ -
30 const QPointF *const points = reinterpret_cast<const QPointF *>(path.points()); -
31 const QPainterPath::ElementType *const elements = path.elements(); -
32 -
33 QPointF sum = points[subPathIndex]; -
34 int count = 1; -
35 -
36 for (int i = subPathIndex + 1; i < path.elementCount() && (!elements || elements[i] != QPainterPath::MoveToElement); ++i) {
never evaluated: i < path.elementCount()
never evaluated: !elements
never evaluated: elements[i] != QPainterPath::MoveToElement
0
37 sum += points[i]; -
38 ++count; -
39 }
never executed: }
0
40 -
41 const QPointF centroid = sum / qreal(count); -
42 vertexArray.add(centroid); -
43}
never executed: }
0
44 -
45void QOpenGL2PEXVertexArray::addPath(const QVectorPath &path, GLfloat curveInverseScale, bool outline) -
46{ -
47 const QPointF* const points = reinterpret_cast<const QPointF*>(path.points()); -
48 const QPainterPath::ElementType* const elements = path.elements(); -
49 -
50 if (boundingRectDirty) {
never evaluated: boundingRectDirty
0
51 minX = maxX = points[0].x(); -
52 minY = maxY = points[0].y(); -
53 boundingRectDirty = false; -
54 }
never executed: }
0
55 -
56 if (!outline && !path.isConvex())
never evaluated: !outline
never evaluated: !path.isConvex()
0
57 addCentroid(path, 0);
never executed: addCentroid(path, 0);
0
58 -
59 int lastMoveTo = vertexArray.size(); -
60 vertexArray.add(points[0]); -
61 -
62 do { -
63 if (!elements) {
never evaluated: !elements
0
64 -
65 -
66 -
67 for (int i=1; i<path.elementCount(); ++i)
never evaluated: i<path.elementCount()
0
68 lineToArray(points[i].x(), points[i].y());
never executed: lineToArray(points[i].x(), points[i].y());
0
69 -
70 break;
never executed: break;
0
71 } -
72 -
73 -
74 for (int i=1; i<path.elementCount(); ++i) {
never evaluated: i<path.elementCount()
0
75 switch (elements[i]) { -
76 case QPainterPath::MoveToElement: -
77 if (!outline)
never evaluated: !outline
0
78 addClosingLine(lastMoveTo);
never executed: addClosingLine(lastMoveTo);
0
79 -
80 vertexArrayStops.add(vertexArray.size()); -
81 if (!outline) {
never evaluated: !outline
0
82 if (!path.isConvex()) addCentroid(path, i);
never executed: addCentroid(path, i);
never evaluated: !path.isConvex()
0
83 lastMoveTo = vertexArray.size(); -
84 }
never executed: }
0
85 lineToArray(points[i].x(), points[i].y()); -
86 break;
never executed: break;
0
87 case QPainterPath::LineToElement: -
88 -
89 lineToArray(points[i].x(), points[i].y()); -
90 break;
never executed: break;
0
91 case QPainterPath::CurveToElement: { -
92 QBezier b = QBezier::fromPoints(*(((const QPointF *) points) + i - 1), -
93 points[i], -
94 points[i+1], -
95 points[i+2]); -
96 QRectF bounds = b.bounds(); -
97 -
98 int threshold = qMin<float>(64, qMax(bounds.width(), bounds.height()) * 3.14f / (curveInverseScale * 6)); -
99 if (threshold < 3) threshold = 3;
never executed: threshold = 3;
never evaluated: threshold < 3
0
100 qreal one_over_threshold_minus_1 = qreal(1) / (threshold - 1); -
101 for (int t=0; t<threshold; ++t) {
never evaluated: t<threshold
0
102 QPointF pt = b.pointAt(t * one_over_threshold_minus_1); -
103 lineToArray(pt.x(), pt.y()); -
104 }
never executed: }
0
105 i += 2; -
106 break; }
never executed: break;
0
107 default: -
108 break;
never executed: break;
0
109 } -
110 }
never executed: }
0
111 } while (0);
never executed: }
never evaluated: 0
0
112 -
113 if (!outline)
never evaluated: !outline
0
114 addClosingLine(lastMoveTo);
never executed: addClosingLine(lastMoveTo);
0
115 vertexArrayStops.add(vertexArray.size()); -
116}
never executed: }
0
117 -
118void QOpenGL2PEXVertexArray::lineToArray(const GLfloat x, const GLfloat y) -
119{ -
120 vertexArray.add(QOpenGLPoint(x, y)); -
121 -
122 if (x > maxX)
never evaluated: x > maxX
0
123 maxX = x;
never executed: maxX = x;
0
124 else if (x < minX)
never evaluated: x < minX
0
125 minX = x;
never executed: minX = x;
0
126 if (y > maxY)
never evaluated: y > maxY
0
127 maxY = y;
never executed: maxY = y;
0
128 else if (y < minY)
never evaluated: y < minY
0
129 minY = y;
never executed: minY = y;
0
130} -
131 -
132 -
133 -
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