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Searched refs:tan1 (Results 1 - 3 of 3) sorted by relevance

/third_party/skia/src/core/
H A DSkGeometry.cpp213 // Tangents point in the direction of increasing T, so tan0 and -tan1 both point toward the in SkFindQuadMidTangent()
214 // midtangent. The bisector of tan0 and -tan1 is orthogonal to the midtangent: in SkFindQuadMidTangent()
219 SkVector tan1 = src[2] - src[1]; in SkFindQuadMidTangent() local
220 SkVector bisector = SkFindBisector(tan0, -tan1); in SkFindQuadMidTangent()
227 // = |2*T 1| * |tan1 - tan0| * |nx| in SkFindQuadMidTangent()
230 // = 2*T * ((tan1 - tan0) dot bisector) + (2*tan0 dot bisector) in SkFindQuadMidTangent()
232 // T = (tan0 dot bisector) / ((tan0 - tan1) dot bisector) in SkFindQuadMidTangent()
233 float T = sk_ieee_float_divide(tan0.dot(bisector), (tan0 - tan1).dot(bisector)); in SkFindQuadMidTangent()
607 // Tangents point in the direction of increasing T, so tan0 and -tan1 both point toward the
608 // midtangent. The bisector of tan0 and -tan1 i
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/third_party/skia/src/gpu/tessellate/
H A DStrokeHardwareTessellator.cpp540 SkVector tan1 = nextControlPoint - junctionPoint; in internalJoinTo() local
541 float rotation = SkMeasureAngleBetweenVectors(tan0, tan1); in internalJoinTo()
553 SkPoint bisector = SkFindBisector(tan0, tan1); in internalJoinTo()
/third_party/ffmpeg/libavcodec/x86/
H A Dxvididct.asm71 tan1: times 8 dw 13036 label
230 movdqa TAN1, [tan1]

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