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Searched refs:half_angle (Results 1 - 2 of 2) sorted by relevance

/foundation/arkui/ace_engine/frameworks/base/geometry/
H A Dquaternion.cpp57 double half_angle = std::acos(cosHalfAngle); in Slerp() local
59 double scaleA = std::sin((1.0 - t) * half_angle) / sinHalfAngle; in Slerp()
60 double scaleB = std::sin(t * half_angle) / sinHalfAngle; in Slerp()
/foundation/graphic/graphic_2d/rosen/modules/render_service_base/include/common/
H A Drs_vector4.h181 double half_angle = std::acos(cosHalfAngle); in Slerp() local
183 float scaleA = std::sin((1.0 - t) * half_angle) / sinHalfAngle; in Slerp()
184 float scaleB = std::sin(t * half_angle) / sinHalfAngle; in Slerp()

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