VEX Dictionary / osd_limit

osd_limit

Evaluates an attribute on the OpenSubdiv limit surface at a point, along with its first- and second-order partial derivatives.

group: subdsubd

Available in every context

Usage

int osd_limit(<geometry>, string attrib_name, int patch_id, float u, float v, <type> &result, <type> &result_du, <type> &result_dv, <type> &result_duu, <type> &result_duv, <type> &result_dvv)

int osd_limit(<geometry>, string attrib_name, int patch_id, float u, float v, float &result[], float &result_du[], float &result_dv[], float &result_duu[], float &result_duv[], float &result_dvv[])

Examples

No worked examples yet.

Signatures (from vcc -X)

• int osd_limit(int, string, int, float, float, matrix2 &, matrix2 &, matrix2 &, matrix2 &, matrix2 &, matrix2 &)all contexts
• int osd_limit(int, string, int, float, float, matrix3 &, matrix3 &, matrix3 &, matrix3 &, matrix3 &, matrix3 &)all contexts
• int osd_limit(int, string, int, float, float, matrix &, matrix &, matrix &, matrix &, matrix &, matrix &)all contexts
• int osd_limit(int, string, int, float, float, float &, float &, float &, float &, float &, float &)all contexts
• int osd_limit(int, string, int, float, float, vector4 &, vector4 &, vector4 &, vector4 &, vector4 &, vector4 &)all contexts
• int osd_limit(int, string, int, float, float, vector2 &, vector2 &, vector2 &, vector2 &, vector2 &, vector2 &)all contexts
• int osd_limit(int, string, int, float, float, vector &, vector &, vector &, vector &, vector &, vector &)all contexts
• int osd_limit(int, string, int, float, float, float[] &, float[] &, float[] &, float[] &, float[] &, float[] &)all contexts
• int osd_limit(string, string, int, float, float, matrix2 &, matrix2 &, matrix2 &, matrix2 &, matrix2 &, matrix2 &)all contexts
• int osd_limit(string, string, int, float, float, matrix3 &, matrix3 &, matrix3 &, matrix3 &, matrix3 &, matrix3 &)all contexts
• int osd_limit(string, string, int, float, float, matrix &, matrix &, matrix &, matrix &, matrix &, matrix &)all contexts
• int osd_limit(string, string, int, float, float, float &, float &, float &, float &, float &, float &)all contexts
• int osd_limit(string, string, int, float, float, vector4 &, vector4 &, vector4 &, vector4 &, vector4 &, vector4 &)all contexts
• int osd_limit(string, string, int, float, float, vector2 &, vector2 &, vector2 &, vector2 &, vector2 &, vector2 &)all contexts
• int osd_limit(string, string, int, float, float, vector &, vector &, vector &, vector &, vector &, vector &)all contexts
• int osd_limit(string, string, int, float, float, float[] &, float[] &, float[] &, float[] &, float[] &, float[] &)all contexts

Related

osd_facecount osd_firstpatch osd_limitcurvature osd_limitgradient osd_limitnormal osd_limitsurface osd_limitsurfacevertex osd_limitvertex osd_lookupface osd_lookuppatch osd_patchcount osd_patches

Full SideFX documentation ↗