| /prebuilts/go/linux-x86/src/math/ |
| atan2.go | 7 // Atan2 returns the arc tangent of y/x, using
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| atanh.go | 39 // Atanh returns the inverse hyperbolic tangent of x.
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| /external/skia/src/core/ |
| SkGeometry.cpp | 101 void SkEvalQuadAt(const SkPoint src[3], SkScalar t, SkPoint* pt, SkVector* tangent) {
108 if (tangent) {
109 *tangent = SkEvalQuadTangentAt(src, t);
119 // zero tangent vector when t is 0 or 1, and the control point is equal
120 // to the end point. In this case, use the quad end points to compute the tangent.
311 SkVector* tangent, SkVector* curvature) {
318 if (tangent) {
319 // The derivative equation returns a zero tangent vector when t is 0 or 1, and the
321 // next control point or the end points to compute the tangent.
324 *tangent = src[2] - src[0]
[all...] |
| SkStroke.cpp | 81 SkPoint fTangentStart; // a point tangent to fQuad[0]
82 SkPoint fTangentEnd; // a point tangent to fQuad[2]
207 SkPoint* tangent) const;
212 SkPoint* tangent) const;
220 SkPoint* tangent) const;
231 void setRayPts(const SkPoint& tPt, SkVector* dxy, SkPoint* onPt, SkPoint* tangent) const;
758 // compute the perpendicular point and its tangent.
760 SkPoint* tangent) const {
772 if (tangent) {
773 tangent->fX = onPt->fX + dxy->fX
[all...] |
| SkDevice.cpp | 325 SkVector tangent; local
331 if (!meas.getPosTan(sx, &pos, &tangent)) {
333 tangent.set(0, 0);
341 matrix.setSinCos(tangent.fY, tangent.fX);
346 dst[i].set(pos.fX - tangent.fY * sy, pos.fY + tangent.fX * sy);
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| SkGeometry.h | 41 void SkEvalQuadAt(const SkPoint src[3], SkScalar t, SkPoint* pt, SkVector* tangent = nullptr);
211 * Given a t-value [0...1] return its position and/or tangent.
213 * If tangent is not null, return its tangent at the t-value. NOTE the
214 * tangent value's length is arbitrary, and only its direction should
217 void evalAt(SkScalar t, SkPoint* pos, SkVector* tangent = nullptr) const;
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| SkPath.cpp | 3079 SkVector tangent; local
3245 const SkVector& tangent = tangents[last]; local
[all...] |
| /external/mesa3d/src/gallium/state_trackers/vega/ |
| stroker.c | 963 VGfloat tangent[4]; local
966 bezier_start_tangent(&bezier, tangent);
967 line_translate(tangent,
975 create_joins(stroker, prev[0], prev[1], tangent,
980 start_tangent[0] = tangent[0];
981 start_tangent[1] = tangent[1];
982 start_tangent[2] = tangent[2];
983 start_tangent[3] = tangent[3];
986 create_joins(stroker, prev[0], prev[1], tangent,
[all...] |
| /external/eigen/Eigen/src/Core/ |
| GlobalFunctions.h | 62 EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(tan,scalar_tan_op,tangent,\sa ArrayBase::tan)
63 EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(atan,scalar_atan_op,arc-tangent,\sa ArrayBase::atan)
68 EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(tanh,scalar_tanh_op,hyperbolic tangent,\sa ArrayBase::tanh)
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| /frameworks/base/libs/hwui/font/ |
| Font.h | 143 SkPathMeasure& measure, SkPoint* position, SkVector* tangent);
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| /external/skia/samplecode/ |
| SampleAAGeometry.cpp | [all...] |
| /external/swiftshader/src/Shader/ |
| ShaderCore.cpp | 400 Float4 tangent(RValue<Float4> x, bool pp) function in namespace:sw
[all...] |
| ShaderCore.hpp | 100 Float4 tangent(RValue<Float4> x, bool pp = false);
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