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authormaxim-yurchuk <maxim-yurchuk@yandex-team.com>2025-02-11 13:26:52 +0300
committermaxim-yurchuk <maxim-yurchuk@yandex-team.com>2025-02-11 13:57:59 +0300
commitf895bba65827952ed934b2b46f9a45e30a191fd2 (patch)
tree03260c906d9ec41cdc03e2a496b15d407459cec0 /contrib/python/matplotlib/py2/extern/agg24-svn/include/agg_curves.h
parent5f7060466f7b9707818c2091e1a25c14f33c3474 (diff)
downloadydb-f895bba65827952ed934b2b46f9a45e30a191fd2.tar.gz
Remove deps on pandas
<https://github.com/ydb-platform/ydb/pull/14418> <https://github.com/ydb-platform/ydb/pull/14419> \-- аналогичные правки в gh Хочу залить в обход синка, чтобы посмотреть удалится ли pandas в нашей gh репе через piglet commit_hash:abca127aa37d4dbb94b07e1e18cdb8eb5b711860
Diffstat (limited to 'contrib/python/matplotlib/py2/extern/agg24-svn/include/agg_curves.h')
-rw-r--r--contrib/python/matplotlib/py2/extern/agg24-svn/include/agg_curves.h693
1 files changed, 0 insertions, 693 deletions
diff --git a/contrib/python/matplotlib/py2/extern/agg24-svn/include/agg_curves.h b/contrib/python/matplotlib/py2/extern/agg24-svn/include/agg_curves.h
deleted file mode 100644
index 1ef02e87834..00000000000
--- a/contrib/python/matplotlib/py2/extern/agg24-svn/include/agg_curves.h
+++ /dev/null
@@ -1,693 +0,0 @@
-//----------------------------------------------------------------------------
-// Anti-Grain Geometry - Version 2.4
-// Copyright (C) 2002-2005 Maxim Shemanarev (http://www.antigrain.com)
-// Copyright (C) 2005 Tony Juricic (tonygeek@yahoo.com)
-//
-// Permission to copy, use, modify, sell and distribute this software
-// is granted provided this copyright notice appears in all copies.
-// This software is provided "as is" without express or implied
-// warranty, and with no claim as to its suitability for any purpose.
-//
-//----------------------------------------------------------------------------
-// Contact: mcseem@antigrain.com
-// mcseemagg@yahoo.com
-// http://www.antigrain.com
-//----------------------------------------------------------------------------
-
-#ifndef AGG_CURVES_INCLUDED
-#define AGG_CURVES_INCLUDED
-
-#include "agg_array.h"
-
-namespace agg
-{
-
- // See Implementation agg_curves.cpp
-
- //--------------------------------------------curve_approximation_method_e
- enum curve_approximation_method_e
- {
- curve_inc,
- curve_div
- };
-
- //--------------------------------------------------------------curve3_inc
- class curve3_inc
- {
- public:
- curve3_inc() :
- m_num_steps(0), m_step(0), m_scale(1.0) { }
-
- curve3_inc(double x1, double y1,
- double x2, double y2,
- double x3, double y3) :
- m_num_steps(0), m_step(0), m_scale(1.0)
- {
- init(x1, y1, x2, y2, x3, y3);
- }
-
- void reset() { m_num_steps = 0; m_step = -1; }
- void init(double x1, double y1,
- double x2, double y2,
- double x3, double y3);
-
- void approximation_method(curve_approximation_method_e) {}
- curve_approximation_method_e approximation_method() const { return curve_inc; }
-
- void approximation_scale(double s);
- double approximation_scale() const;
-
- void angle_tolerance(double) {}
- double angle_tolerance() const { return 0.0; }
-
- void cusp_limit(double) {}
- double cusp_limit() const { return 0.0; }
-
- void rewind(unsigned path_id);
- unsigned vertex(double* x, double* y);
-
- private:
- int m_num_steps;
- int m_step;
- double m_scale;
- double m_start_x;
- double m_start_y;
- double m_end_x;
- double m_end_y;
- double m_fx;
- double m_fy;
- double m_dfx;
- double m_dfy;
- double m_ddfx;
- double m_ddfy;
- double m_saved_fx;
- double m_saved_fy;
- double m_saved_dfx;
- double m_saved_dfy;
- };
-
-
-
-
-
- //-------------------------------------------------------------curve3_div
- class curve3_div
- {
- public:
- curve3_div() :
- m_approximation_scale(1.0),
- m_angle_tolerance(0.0),
- m_count(0)
- {}
-
- curve3_div(double x1, double y1,
- double x2, double y2,
- double x3, double y3) :
- m_approximation_scale(1.0),
- m_angle_tolerance(0.0),
- m_count(0)
- {
- init(x1, y1, x2, y2, x3, y3);
- }
-
- void reset() { m_points.remove_all(); m_count = 0; }
- void init(double x1, double y1,
- double x2, double y2,
- double x3, double y3);
-
- void approximation_method(curve_approximation_method_e) {}
- curve_approximation_method_e approximation_method() const { return curve_div; }
-
- void approximation_scale(double s) { m_approximation_scale = s; }
- double approximation_scale() const { return m_approximation_scale; }
-
- void angle_tolerance(double a) { m_angle_tolerance = a; }
- double angle_tolerance() const { return m_angle_tolerance; }
-
- void cusp_limit(double) {}
- double cusp_limit() const { return 0.0; }
-
- void rewind(unsigned)
- {
- m_count = 0;
- }
-
- unsigned vertex(double* x, double* y)
- {
- if(m_count >= m_points.size()) return path_cmd_stop;
- const point_d& p = m_points[m_count++];
- *x = p.x;
- *y = p.y;
- return (m_count == 1) ? path_cmd_move_to : path_cmd_line_to;
- }
-
- private:
- void bezier(double x1, double y1,
- double x2, double y2,
- double x3, double y3);
- void recursive_bezier(double x1, double y1,
- double x2, double y2,
- double x3, double y3,
- unsigned level);
-
- double m_approximation_scale;
- double m_distance_tolerance_square;
- double m_angle_tolerance;
- unsigned m_count;
- pod_bvector<point_d> m_points;
- };
-
-
-
-
-
-
-
- //-------------------------------------------------------------curve4_points
- struct curve4_points
- {
- double cp[8];
- curve4_points() {}
- curve4_points(double x1, double y1,
- double x2, double y2,
- double x3, double y3,
- double x4, double y4)
- {
- cp[0] = x1; cp[1] = y1; cp[2] = x2; cp[3] = y2;
- cp[4] = x3; cp[5] = y3; cp[6] = x4; cp[7] = y4;
- }
- void init(double x1, double y1,
- double x2, double y2,
- double x3, double y3,
- double x4, double y4)
- {
- cp[0] = x1; cp[1] = y1; cp[2] = x2; cp[3] = y2;
- cp[4] = x3; cp[5] = y3; cp[6] = x4; cp[7] = y4;
- }
- double operator [] (unsigned i) const { return cp[i]; }
- double& operator [] (unsigned i) { return cp[i]; }
- };
-
-
-
- //-------------------------------------------------------------curve4_inc
- class curve4_inc
- {
- public:
- curve4_inc() :
- m_num_steps(0), m_step(0), m_scale(1.0) { }
-
- curve4_inc(double x1, double y1,
- double x2, double y2,
- double x3, double y3,
- double x4, double y4) :
- m_num_steps(0), m_step(0), m_scale(1.0)
- {
- init(x1, y1, x2, y2, x3, y3, x4, y4);
- }
-
- curve4_inc(const curve4_points& cp) :
- m_num_steps(0), m_step(0), m_scale(1.0)
- {
- init(cp[0], cp[1], cp[2], cp[3], cp[4], cp[5], cp[6], cp[7]);
- }
-
- void reset() { m_num_steps = 0; m_step = -1; }
- void init(double x1, double y1,
- double x2, double y2,
- double x3, double y3,
- double x4, double y4);
-
- void init(const curve4_points& cp)
- {
- init(cp[0], cp[1], cp[2], cp[3], cp[4], cp[5], cp[6], cp[7]);
- }
-
- void approximation_method(curve_approximation_method_e) {}
- curve_approximation_method_e approximation_method() const { return curve_inc; }
-
- void approximation_scale(double s);
- double approximation_scale() const;
-
- void angle_tolerance(double) {}
- double angle_tolerance() const { return 0.0; }
-
- void cusp_limit(double) {}
- double cusp_limit() const { return 0.0; }
-
- void rewind(unsigned path_id);
- unsigned vertex(double* x, double* y);
-
- private:
- int m_num_steps;
- int m_step;
- double m_scale;
- double m_start_x;
- double m_start_y;
- double m_end_x;
- double m_end_y;
- double m_fx;
- double m_fy;
- double m_dfx;
- double m_dfy;
- double m_ddfx;
- double m_ddfy;
- double m_dddfx;
- double m_dddfy;
- double m_saved_fx;
- double m_saved_fy;
- double m_saved_dfx;
- double m_saved_dfy;
- double m_saved_ddfx;
- double m_saved_ddfy;
- };
-
-
-
- //-------------------------------------------------------catrom_to_bezier
- inline curve4_points catrom_to_bezier(double x1, double y1,
- double x2, double y2,
- double x3, double y3,
- double x4, double y4)
- {
- // Trans. matrix Catmull-Rom to Bezier
- //
- // 0 1 0 0
- // -1/6 1 1/6 0
- // 0 1/6 1 -1/6
- // 0 0 1 0
- //
- return curve4_points(
- x2,
- y2,
- (-x1 + 6*x2 + x3) / 6,
- (-y1 + 6*y2 + y3) / 6,
- ( x2 + 6*x3 - x4) / 6,
- ( y2 + 6*y3 - y4) / 6,
- x3,
- y3);
- }
-
-
- //-----------------------------------------------------------------------
- inline curve4_points
- catrom_to_bezier(const curve4_points& cp)
- {
- return catrom_to_bezier(cp[0], cp[1], cp[2], cp[3],
- cp[4], cp[5], cp[6], cp[7]);
- }
-
-
-
- //-----------------------------------------------------ubspline_to_bezier
- inline curve4_points ubspline_to_bezier(double x1, double y1,
- double x2, double y2,
- double x3, double y3,
- double x4, double y4)
- {
- // Trans. matrix Uniform BSpline to Bezier
- //
- // 1/6 4/6 1/6 0
- // 0 4/6 2/6 0
- // 0 2/6 4/6 0
- // 0 1/6 4/6 1/6
- //
- return curve4_points(
- (x1 + 4*x2 + x3) / 6,
- (y1 + 4*y2 + y3) / 6,
- (4*x2 + 2*x3) / 6,
- (4*y2 + 2*y3) / 6,
- (2*x2 + 4*x3) / 6,
- (2*y2 + 4*y3) / 6,
- (x2 + 4*x3 + x4) / 6,
- (y2 + 4*y3 + y4) / 6);
- }
-
-
- //-----------------------------------------------------------------------
- inline curve4_points
- ubspline_to_bezier(const curve4_points& cp)
- {
- return ubspline_to_bezier(cp[0], cp[1], cp[2], cp[3],
- cp[4], cp[5], cp[6], cp[7]);
- }
-
-
-
-
- //------------------------------------------------------hermite_to_bezier
- inline curve4_points hermite_to_bezier(double x1, double y1,
- double x2, double y2,
- double x3, double y3,
- double x4, double y4)
- {
- // Trans. matrix Hermite to Bezier
- //
- // 1 0 0 0
- // 1 0 1/3 0
- // 0 1 0 -1/3
- // 0 1 0 0
- //
- return curve4_points(
- x1,
- y1,
- (3*x1 + x3) / 3,
- (3*y1 + y3) / 3,
- (3*x2 - x4) / 3,
- (3*y2 - y4) / 3,
- x2,
- y2);
- }
-
-
-
- //-----------------------------------------------------------------------
- inline curve4_points
- hermite_to_bezier(const curve4_points& cp)
- {
- return hermite_to_bezier(cp[0], cp[1], cp[2], cp[3],
- cp[4], cp[5], cp[6], cp[7]);
- }
-
-
- //-------------------------------------------------------------curve4_div
- class curve4_div
- {
- public:
- curve4_div() :
- m_approximation_scale(1.0),
- m_angle_tolerance(0.0),
- m_cusp_limit(0.0),
- m_count(0)
- {}
-
- curve4_div(double x1, double y1,
- double x2, double y2,
- double x3, double y3,
- double x4, double y4) :
- m_approximation_scale(1.0),
- m_angle_tolerance(0.0),
- m_cusp_limit(0.0),
- m_count(0)
- {
- init(x1, y1, x2, y2, x3, y3, x4, y4);
- }
-
- curve4_div(const curve4_points& cp) :
- m_approximation_scale(1.0),
- m_angle_tolerance(0.0),
- m_count(0)
- {
- init(cp[0], cp[1], cp[2], cp[3], cp[4], cp[5], cp[6], cp[7]);
- }
-
- void reset() { m_points.remove_all(); m_count = 0; }
- void init(double x1, double y1,
- double x2, double y2,
- double x3, double y3,
- double x4, double y4);
-
- void init(const curve4_points& cp)
- {
- init(cp[0], cp[1], cp[2], cp[3], cp[4], cp[5], cp[6], cp[7]);
- }
-
- void approximation_method(curve_approximation_method_e) {}
-
- curve_approximation_method_e approximation_method() const
- {
- return curve_div;
- }
-
- void approximation_scale(double s) { m_approximation_scale = s; }
- double approximation_scale() const { return m_approximation_scale; }
-
- void angle_tolerance(double a) { m_angle_tolerance = a; }
- double angle_tolerance() const { return m_angle_tolerance; }
-
- void cusp_limit(double v)
- {
- m_cusp_limit = (v == 0.0) ? 0.0 : pi - v;
- }
-
- double cusp_limit() const
- {
- return (m_cusp_limit == 0.0) ? 0.0 : pi - m_cusp_limit;
- }
-
- void rewind(unsigned)
- {
- m_count = 0;
- }
-
- unsigned vertex(double* x, double* y)
- {
- if(m_count >= m_points.size()) return path_cmd_stop;
- const point_d& p = m_points[m_count++];
- *x = p.x;
- *y = p.y;
- return (m_count == 1) ? path_cmd_move_to : path_cmd_line_to;
- }
-
- private:
- void bezier(double x1, double y1,
- double x2, double y2,
- double x3, double y3,
- double x4, double y4);
-
- void recursive_bezier(double x1, double y1,
- double x2, double y2,
- double x3, double y3,
- double x4, double y4,
- unsigned level);
-
- double m_approximation_scale;
- double m_distance_tolerance_square;
- double m_angle_tolerance;
- double m_cusp_limit;
- unsigned m_count;
- pod_bvector<point_d> m_points;
- };
-
-
- //-----------------------------------------------------------------curve3
- class curve3
- {
- public:
- curve3() : m_approximation_method(curve_div) {}
- curve3(double x1, double y1,
- double x2, double y2,
- double x3, double y3) :
- m_approximation_method(curve_div)
- {
- init(x1, y1, x2, y2, x3, y3);
- }
-
- void reset()
- {
- m_curve_inc.reset();
- m_curve_div.reset();
- }
-
- void init(double x1, double y1,
- double x2, double y2,
- double x3, double y3)
- {
- if(m_approximation_method == curve_inc)
- {
- m_curve_inc.init(x1, y1, x2, y2, x3, y3);
- }
- else
- {
- m_curve_div.init(x1, y1, x2, y2, x3, y3);
- }
- }
-
- void approximation_method(curve_approximation_method_e v)
- {
- m_approximation_method = v;
- }
-
- curve_approximation_method_e approximation_method() const
- {
- return m_approximation_method;
- }
-
- void approximation_scale(double s)
- {
- m_curve_inc.approximation_scale(s);
- m_curve_div.approximation_scale(s);
- }
-
- double approximation_scale() const
- {
- return m_curve_inc.approximation_scale();
- }
-
- void angle_tolerance(double a)
- {
- m_curve_div.angle_tolerance(a);
- }
-
- double angle_tolerance() const
- {
- return m_curve_div.angle_tolerance();
- }
-
- void cusp_limit(double v)
- {
- m_curve_div.cusp_limit(v);
- }
-
- double cusp_limit() const
- {
- return m_curve_div.cusp_limit();
- }
-
- void rewind(unsigned path_id)
- {
- if(m_approximation_method == curve_inc)
- {
- m_curve_inc.rewind(path_id);
- }
- else
- {
- m_curve_div.rewind(path_id);
- }
- }
-
- unsigned vertex(double* x, double* y)
- {
- if(m_approximation_method == curve_inc)
- {
- return m_curve_inc.vertex(x, y);
- }
- return m_curve_div.vertex(x, y);
- }
-
- private:
- curve3_inc m_curve_inc;
- curve3_div m_curve_div;
- curve_approximation_method_e m_approximation_method;
- };
-
-
-
-
-
- //-----------------------------------------------------------------curve4
- class curve4
- {
- public:
- curve4() : m_approximation_method(curve_div) {}
- curve4(double x1, double y1,
- double x2, double y2,
- double x3, double y3,
- double x4, double y4) :
- m_approximation_method(curve_div)
- {
- init(x1, y1, x2, y2, x3, y3, x4, y4);
- }
-
- curve4(const curve4_points& cp) :
- m_approximation_method(curve_div)
- {
- init(cp[0], cp[1], cp[2], cp[3], cp[4], cp[5], cp[6], cp[7]);
- }
-
- void reset()
- {
- m_curve_inc.reset();
- m_curve_div.reset();
- }
-
- void init(double x1, double y1,
- double x2, double y2,
- double x3, double y3,
- double x4, double y4)
- {
- if(m_approximation_method == curve_inc)
- {
- m_curve_inc.init(x1, y1, x2, y2, x3, y3, x4, y4);
- }
- else
- {
- m_curve_div.init(x1, y1, x2, y2, x3, y3, x4, y4);
- }
- }
-
- void init(const curve4_points& cp)
- {
- init(cp[0], cp[1], cp[2], cp[3], cp[4], cp[5], cp[6], cp[7]);
- }
-
- void approximation_method(curve_approximation_method_e v)
- {
- m_approximation_method = v;
- }
-
- curve_approximation_method_e approximation_method() const
- {
- return m_approximation_method;
- }
-
- void approximation_scale(double s)
- {
- m_curve_inc.approximation_scale(s);
- m_curve_div.approximation_scale(s);
- }
- double approximation_scale() const { return m_curve_inc.approximation_scale(); }
-
- void angle_tolerance(double v)
- {
- m_curve_div.angle_tolerance(v);
- }
-
- double angle_tolerance() const
- {
- return m_curve_div.angle_tolerance();
- }
-
- void cusp_limit(double v)
- {
- m_curve_div.cusp_limit(v);
- }
-
- double cusp_limit() const
- {
- return m_curve_div.cusp_limit();
- }
-
- void rewind(unsigned path_id)
- {
- if(m_approximation_method == curve_inc)
- {
- m_curve_inc.rewind(path_id);
- }
- else
- {
- m_curve_div.rewind(path_id);
- }
- }
-
- unsigned vertex(double* x, double* y)
- {
- if(m_approximation_method == curve_inc)
- {
- return m_curve_inc.vertex(x, y);
- }
- return m_curve_div.vertex(x, y);
- }
-
- private:
- curve4_inc m_curve_inc;
- curve4_div m_curve_div;
- curve_approximation_method_e m_approximation_method;
- };
-
-
-
-
-}
-
-#endif