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<title>libgutenprint API Reference: include/gutenprint/curve.h File Reference</title>
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<a class="el" href="dir_000000.html">include</a> » <a class="el" href="dir_000001.html">gutenprint</a></div>
<h1>curve.h File Reference</h1>Curve functions. <a href="#_details">More...</a>
<p>
<code>#include <stdio.h></code><br>
<code>#include <stdlib.h></code><br>
<code>#include <<a class="el" href="sequence_8h.html">gutenprint/sequence.h</a>></code><br>
<table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Data Structures</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">struct </td><td class="memItemRight" valign="bottom"><a class="el" href="structstp__curve__point__t.html">stp_curve_point_t</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Point (x,y) for piecewise curve. <a href="structstp__curve__point__t.html#_details">More...</a><br></td></tr>
<tr><td colspan="2"><br><h2>Typedefs</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">typedef stp_curve </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga0">stp_curve_t</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">The curve opaque data type. <a href="group__curve.html#ga0"></a><br></td></tr>
<tr><td colspan="2"><br><h2>Enumerations</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">enum </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga47">stp_curve_type_t</a> { <a class="el" href="group__curve.html#gga47a1">STP_CURVE_TYPE_LINEAR</a>,
<a class="el" href="group__curve.html#gga47a2">STP_CURVE_TYPE_SPLINE</a>
}</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Curve types. <a href="group__curve.html#ga47">More...</a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">enum </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga48">stp_curve_wrap_mode_t</a> { <a class="el" href="group__curve.html#gga48a3">STP_CURVE_WRAP_NONE</a>,
<a class="el" href="group__curve.html#gga48a4">STP_CURVE_WRAP_AROUND</a>
}</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Wrapping mode. <a href="group__curve.html#ga48">More...</a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">enum </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga49">stp_curve_compose_t</a> { <a class="el" href="group__curve.html#gga49a5">STP_CURVE_COMPOSE_ADD</a>,
<a class="el" href="group__curve.html#gga49a6">STP_CURVE_COMPOSE_MULTIPLY</a>,
<a class="el" href="group__curve.html#gga49a7">STP_CURVE_COMPOSE_EXPONENTIATE</a>
}</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Composition types. <a href="group__curve.html#ga49">More...</a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">enum </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga50">stp_curve_bounds_t</a> { <a class="el" href="group__curve.html#gga50a8">STP_CURVE_BOUNDS_RESCALE</a>,
<a class="el" href="group__curve.html#gga50a9">STP_CURVE_BOUNDS_CLIP</a>,
<a class="el" href="group__curve.html#gga50a10">STP_CURVE_BOUNDS_ERROR</a>
}</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Behaviour when curve exceeds bounds. <a href="group__curve.html#ga50">More...</a><br></td></tr>
<tr><td colspan="2"><br><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="group__curve.html#ga0">stp_curve_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga1">stp_curve_create</a> (<a class="el" href="group__curve.html#ga48">stp_curve_wrap_mode_t</a> wrap)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Create a new curve. <a href="group__curve.html#ga1"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="group__curve.html#ga0">stp_curve_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga2">stp_curve_create_copy</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Copy and allocate an curve. <a href="group__curve.html#ga2"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga3">stp_curve_copy</a> (<a class="el" href="group__curve.html#ga0">stp_curve_t</a> *dest, const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *source)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Copy an curve. <a href="group__curve.html#ga3"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga4">stp_curve_destroy</a> (<a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Destroy an curve. <a href="group__curve.html#ga4"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga5">stp_curve_set_bounds</a> (<a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, double low, double high)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set the lower and upper bounds on a curve. <a href="group__curve.html#ga5"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga6">stp_curve_get_bounds</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, double *low, double *high)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get the lower and upper bounds on a curve. <a href="group__curve.html#ga6"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="group__curve.html#ga48">stp_curve_wrap_mode_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga7">stp_curve_get_wrap</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get the wrapping mode. <a href="group__curve.html#ga7"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga8">stp_curve_is_piecewise</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Determine whether the curve is piecewise. <a href="group__curve.html#ga8"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga9">stp_curve_get_range</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, double *low, double *high)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga10">stp_curve_count_points</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get the number of allocated points in the curve. <a href="group__curve.html#ga10"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga11">stp_curve_set_interpolation_type</a> (<a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, <a class="el" href="group__curve.html#ga47">stp_curve_type_t</a> itype)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set the curve interpolation type. <a href="group__curve.html#ga11"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="group__curve.html#ga47">stp_curve_type_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga12">stp_curve_get_interpolation_type</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get the curve interpolation type. <a href="group__curve.html#ga12"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga13">stp_curve_set_data</a> (<a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t count, const double *data)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set all data points of the curve. <a href="group__curve.html#ga13"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga14">stp_curve_set_data_points</a> (<a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t count, const <a class="el" href="structstp__curve__point__t.html">stp_curve_point_t</a> *data)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set all data points of the curve. <a href="group__curve.html#ga14"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga15">stp_curve_set_float_data</a> (<a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t count, const float *data)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set the data points in a curve from float values. <a href="group__curve.html#ga15"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga16">stp_curve_set_long_data</a> (<a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t count, const long *data)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set the data points in a curve from long values. <a href="group__curve.html#ga16"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga17">stp_curve_set_ulong_data</a> (<a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t count, const unsigned long *data)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set the data points in a curve from unsigned long values. <a href="group__curve.html#ga17"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga18">stp_curve_set_int_data</a> (<a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t count, const int *data)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set the data points in a curve from integer values. <a href="group__curve.html#ga18"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga19">stp_curve_set_uint_data</a> (<a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t count, const unsigned int *data)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set the data points in a curve from unsigned integer values. <a href="group__curve.html#ga19"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga20">stp_curve_set_short_data</a> (<a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t count, const short *data)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set the data points in a curve from short values. <a href="group__curve.html#ga20"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga21">stp_curve_set_ushort_data</a> (<a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t count, const unsigned short *data)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set the data points in a curve from unsigned short values. <a href="group__curve.html#ga21"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="group__curve.html#ga0">stp_curve_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga22">stp_curve_get_subrange</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t start, size_t count)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get a curve containing a subrange of data. <a href="group__curve.html#ga22"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga23">stp_curve_set_subrange</a> (<a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *range, size_t start)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">const double * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga24">stp_curve_get_data</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t *count)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get a pointer to the curve's raw data. <a href="group__curve.html#ga24"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">const <a class="el" href="structstp__curve__point__t.html">stp_curve_point_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga25">stp_curve_get_data_points</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t *count)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get a pointer to the curve's raw data as points. <a href="group__curve.html#ga25"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">const float * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga26">stp_curve_get_float_data</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t *count)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get pointer to the curve's raw data as floats. <a href="group__curve.html#ga26"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">const long * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga27">stp_curve_get_long_data</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t *count)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get pointer to the curve's raw data as longs. <a href="group__curve.html#ga27"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">const unsigned long * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga28">stp_curve_get_ulong_data</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t *count)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get pointer to the curve's raw data as unsigned longs. <a href="group__curve.html#ga28"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">const int * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga29">stp_curve_get_int_data</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t *count)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get pointer to the curve's raw data as integers. <a href="group__curve.html#ga29"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">const unsigned int * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga30">stp_curve_get_uint_data</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t *count)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get pointer to the curve's raw data as unsigned integers. <a href="group__curve.html#ga30"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">const short * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga31">stp_curve_get_short_data</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t *count)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get pointer to the curve's raw data as shorts. <a href="group__curve.html#ga31"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">const unsigned short * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga32">stp_curve_get_ushort_data</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t *count)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get pointer to the curve's raw data as unsigned shorts. <a href="group__curve.html#ga32"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">const <a class="el" href="group__sequence.html#ga0">stp_sequence_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga33">stp_curve_get_sequence</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get the underlying stp_sequence_t data structure which stp_curve_t is derived from. <a href="group__curve.html#ga33"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga34">stp_curve_set_gamma</a> (<a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, double f_gamma)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set the gamma of a curve. <a href="group__curve.html#ga34"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga35">stp_curve_get_gamma</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get the gamma value of the curve. <a href="group__curve.html#ga35"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga36">stp_curve_set_point</a> (<a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t where, double data)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set a point along the curve. <a href="group__curve.html#ga36"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga37">stp_curve_get_point</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t where, double *data)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get a point along the curve. <a href="group__curve.html#ga37"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga38">stp_curve_interpolate_value</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, double where, double *result)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Interpolate a point along the curve. <a href="group__curve.html#ga38"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga39">stp_curve_resample</a> (<a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, size_t points)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Resample a curve (change the number of points). <a href="group__curve.html#ga39"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga40">stp_curve_rescale</a> (<a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve, double scale, <a class="el" href="group__curve.html#ga49">stp_curve_compose_t</a> mode, <a class="el" href="group__curve.html#ga50">stp_curve_bounds_t</a> bounds_mode)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Rescale a curve (multiply all points by a scaling constant). <a href="group__curve.html#ga40"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga41">stp_curve_write</a> (FILE *file, const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Write a curve to a file. <a href="group__curve.html#ga41"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga42">stp_curve_write_string</a> (const <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *curve)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Write a curve to a string. <a href="group__curve.html#ga42"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="group__curve.html#ga0">stp_curve_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga43">stp_curve_create_from_stream</a> (FILE *fp)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Create a curve from a stream. <a href="group__curve.html#ga43"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="group__curve.html#ga0">stp_curve_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga44">stp_curve_create_from_file</a> (const char *file)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Create a curve from a stream. <a href="group__curve.html#ga44"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="group__curve.html#ga0">stp_curve_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga45">stp_curve_create_from_string</a> (const char *string)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Create a curve from a string. <a href="group__curve.html#ga45"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__curve.html#ga46">stp_curve_compose</a> (<a class="el" href="group__curve.html#ga0">stp_curve_t</a> **retval, <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *a, <a class="el" href="group__curve.html#ga0">stp_curve_t</a> *b, <a class="el" href="group__curve.html#ga49">stp_curve_compose_t</a> mode, int points)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Compose two curves, creating a third curve. <a href="group__curve.html#ga46"></a><br></td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
Curve functions.
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