poly34.cpp File Reference

#include <math.h>
#include "poly34.h"

Go to the source code of this file.

Macros
#define	TwoPi   6.28318530717958648
#define	SWAP(a, b)
#define	F5(t)   (((((t + a) * t + b) * t + c) * t + d) * t + e)

Functions
static SIMD_FORCE_INLINE btScalar	_root3 (btScalar x)
btScalar SIMD_FORCE_INLINE	root3 (btScalar x)
int	SolveP2 (btScalar *x, btScalar a, btScalar b)
int	SolveP3 (btScalar *x, btScalar a, btScalar b, btScalar c)
void	CSqrt (btScalar x, btScalar y, btScalar &a, btScalar &b)
int	SolveP4Bi (btScalar *x, btScalar b, btScalar d)
static void	dblSort3 (btScalar &a, btScalar &b, btScalar &c)
int	SolveP4De (btScalar *x, btScalar b, btScalar c, btScalar d)
btScalar	N4Step (btScalar x, btScalar a, btScalar b, btScalar c, btScalar d)
int	SolveP4 (btScalar *x, btScalar a, btScalar b, btScalar c, btScalar d)
btScalar	SolveP5_1 (btScalar a, btScalar b, btScalar c, btScalar d, btScalar e)
int	SolveP5 (btScalar *x, btScalar a, btScalar b, btScalar c, btScalar d, btScalar e)

Variables
const btScalar	eps = SIMD_EPSILON

Macro Definition Documentation

F5

#define F5

(

t

)

(((((t + a) * t + b) * t + c) * t + d) * t + e)

Definition at line 339 of file poly34.cpp.

SWAP

#define SWAP	(		a,
			b
	)

Value:

    {              \
        t = b;     \
        b = a;     \
        a = t;     \
    }

Definition at line 189 of file poly34.cpp.

TwoPi

#define TwoPi   6.28318530717958648

Definition at line 10 of file poly34.cpp.

Function Documentation

_root3()

static SIMD_FORCE_INLINE btScalar _root3 ( btScalar  x )

static

Definition at line 16 of file poly34.cpp.

References r, and x.

Referenced by root3().

CSqrt()

void CSqrt	(	btScalar	x,
		btScalar	y,
		btScalar &	a,
		btScalar &	b
	)

Definition at line 119 of file poly34.cpp.

References Freestyle::a, r, sqrt(), x, and y.

Referenced by SolveP4Bi(), and SolveP4De().

dblSort3()

static void dblSort3 ( btScalar &  a, btScalar &  b, btScalar &  c  )

static

Definition at line 195 of file poly34.cpp.

References Freestyle::a, Freestyle::c, SWAP, and t.

Referenced by SolveP4De().

N4Step()

btScalar N4Step	(	btScalar	x,
		btScalar	a,
		btScalar	b,
		btScalar	c,
		btScalar	d
	)

Definition at line 287 of file poly34.cpp.

References Freestyle::a, Freestyle::c, and x.

Referenced by SolveP4().

root3()

btScalar SIMD_FORCE_INLINE root3

(

btScalar

x

)

Definition at line 39 of file poly34.cpp.

References _root3(), and x.

Referenced by SolveP3().

SolveP2()

int SolveP2	(	btScalar *	x,
		btScalar	a,
		btScalar	b
	)

Definition at line 52 of file poly34.cpp.

References Freestyle::a, D(), sqrt(), and x.

Referenced by continuousCollisionDetection().

SolveP3()

int SolveP3	(	btScalar *	x,
		btScalar	a,
		btScalar	b,
		btScalar	c
	)

Definition at line 71 of file poly34.cpp.

References A, Freestyle::a, KDL::acos(), B, Freestyle::c, KDL::cos(), eps, fabs(), r, root3(), sqrt(), t, TwoPi, and x.

Referenced by continuousCollisionDetection(), and SolveP4De().

SolveP4()

int SolveP4	(	btScalar *	x,
		btScalar	a,
		btScalar	b,
		btScalar	c,
		btScalar	d
	)

Definition at line 300 of file poly34.cpp.

References Freestyle::a, Freestyle::c, N4Step(), SolveP4De(), and x.

Referenced by SolveP5().

SolveP4Bi()

int SolveP4Bi	(	btScalar *	x,
		btScalar	b,
		btScalar	d
	)

Definition at line 143 of file poly34.cpp.

References CSqrt(), D(), sqrt(), x, and x2.

Referenced by SolveP4De().

SolveP4De()

int SolveP4De	(	btScalar *	x,
		btScalar	b,
		btScalar	c,
		btScalar	d
	)

Definition at line 208 of file poly34.cpp.

References Freestyle::c, CSqrt(), dblSort3(), e, fabs(), SolveP3(), SolveP4Bi(), sqrt(), and x.

Referenced by SolveP4().

SolveP5()

int SolveP5	(	btScalar *	x,
		btScalar	a,
		btScalar	b,
		btScalar	c,
		btScalar	d,
		btScalar	e
	)

Definition at line 441 of file poly34.cpp.

References Freestyle::a, Freestyle::c, e, r, SolveP4(), SolveP5_1(), and x.

SolveP5_1()

btScalar SolveP5_1	(	btScalar	a,
		btScalar	b,
		btScalar	c,
		btScalar	d,
		btScalar	e
	)

Definition at line 341 of file poly34.cpp.

References Freestyle::a, Freestyle::c, e, eps, F5, fabs(), and x2.

Referenced by SolveP5().

Variable Documentation

eps

const btScalar eps = SIMD_EPSILON

Definition at line 11 of file poly34.cpp.

Referenced by add_vertex_invoke(), BKE_nurb_handles_autocalc(), BKE_nurb_makeCurve(), BKE_object_empty_image_data_is_visible_in_view3d(), bm_edge_calc_rotate_beauty__area(), BM_face_is_normal_valid(), bm_face_split_by_concave(), BM_mesh_bisect_plane(), BM_mesh_intersect(), bm_vert_pair_to_matrix(), bmo_planar_faces_exec(), bridge_loop_pair(), btEqual(), btGreaterEqual(), calchandleNurb_intern(), colorband_init_from_table_rgba_simple(), continuousCollisionDetection(), cubic_tangent_factor_circle_v3(), DRW_draw_cursor(), edbm_intersect_boolean_exec(), edbm_intersect_exec(), KDL::Equal(), Equal(), fcurve_eval_keyframes_interpolate(), freetypechar_to_vchar(), KDL::Rotation::GetRotAngle(), interp_dot_slerp(), interp_weights_poly_v2(), interp_weights_poly_v3(), is_uniform_scaled_m3(), isect_bvhtree_point_v3(), isect_seg_seg_v2_point_ex(), isPlaneProjectionViewAligned(), Freestyle::less_SVertex2D::less_SVertex2D(), matrix_invert_safe_internal(), mdisp_in_mdispquad(), mesh_customdatacorrect_apply_vert(), mesh_symmetry_snap_exec(), nonzerof(), Normalize(), KDL::Vector::Normalize(), KDL::Vector2::Normalize(), libmv::NumericJacobian< Function, mode >::operator()(), ortho_basis_v3v3_v3(), plane_point_test_v3(), quat_to_compatible_quat(), recalc_face_normals_find_index(), replaceContactPoint(), sculpt_update_brush_delta(), signum_i_ex(), smooth_iter__length_weight(), btSolveProjectedGaussSeidel::solveMLCP(), SolveP3(), SolveP5_1(), svd_m4(), btModifiedGramSchmidt< TV >::test(), test_polyfill_area(), Freestyle::BlenderFileLoader::testDegenerateTriangle(), transform_uniform_scale(), UI_view2d_view_ortho(), btSoftBody::updateClusters(), btSoftBody::updatePose(), vcloud_estimate_transform_v3(), and vec_to_quat().