RandGen.cpp File Reference

Pseudo-random number generator. More...

#include "RandGen.h"
#include "BLI_sys_types.h"

Go to the source code of this file.

Namespaces
namespace	Freestyle
	inherits from class Rep

Macros
#define	N   16
#define	MASK   (uint(1 << (N - 1)) + (1 << (N - 1)) - 1)
#define	X0   0x330E
#define	X1   0xABCD
#define	X2   0x1234
#define	A0   0xE66D
#define	A1   0xDEEC
#define	A2   0x5
#define	C   0xB
#define	LOW(x)   (uint(x) & MASK)
#define	HIGH(x)   LOW((x) >> N)
#define	MUL(x, y, z)
#define	CARRY(x, y)   (ulong(long(x) + long(y)) > MASK)
#define	ADDEQU(x, y, z)   (z = CARRY(x, (y)), x = LOW(x + (y)))
#define	SET3(x, x0, x1, x2)   ((x)[0] = (x0), (x)[1] = (x1), (x)[2] = (x2))
#define	SEED(x0, x1, x2)   (SET3(x, x0, x1, x2), SET3(a, A0, A1, A2), c = C)

Variables
static uint	Freestyle::x [3]
static uint	Freestyle::a [3]
static uint	Freestyle::c = C

Detailed Description

Pseudo-random number generator.

Definition in file RandGen.cpp.

Macro Definition Documentation

A0

#define A0   0xE66D

Definition at line 26 of file RandGen.cpp.

Referenced by mul_m4_m4m4(), blender::operator*(), blender::operator*(), operator*(), and btQuaternion::operator*=().

A1

#define A1   0xDEEC

Definition at line 27 of file RandGen.cpp.

Referenced by Freestyle::ViewEdgeXBuilder::BuildSmoothFEdge(), Freestyle::ViewMapBuilder::ComputeSweepLineIntersections(), mul_m4_m4m4(), blender::operator*(), blender::operator*(), operator*(), operator*(), operator*(), btQuaternion::operator*=(), EdgeDice::scale_factor(), and btLemkeSolver::solveMLCP().

A2

#define A2   0x5

Definition at line 28 of file RandGen.cpp.

Referenced by Freestyle::ViewEdgeXBuilder::BuildSmoothFEdge(), Freestyle::ViewMapBuilder::ComputeSweepLineIntersections(), mul_m4_m4m4(), blender::operator*(), blender::operator*(), operator*(), operator*(), operator*(), btQuaternion::operator*=(), and EdgeDice::scale_factor().

ADDEQU

#define ADDEQU	(		x,
			y,
			z )   (z = CARRY(x, (y)), x = LOW(x + (y)))

Definition at line 46 of file RandGen.cpp.

C

#define C   0xB

Definition at line 29 of file RandGen.cpp.

Referenced by ABC_import(), libmv::euclidean_resection::AbsoluteOrientation(), blender::nodes::socket_items::ops::add_item(), blender::ed::asset::ASSET_OT_clear(), blender::ed::asset::ASSET_OT_clear_single(), blender::ed::asset::ASSET_OT_mark(), blender::ed::asset::ASSET_OT_mark_single(), BlenderContext::BlenderContext(), BLI_ewa_filter(), BLI_ewa_imp2radangle(), bpy_context_temp_override(), brush_edit_apply(), btDoSimplex3(), btDoSimplex4(), blender::ed::transform::calculateTransformCenter(), blender::ed::vse::channel_draw_context_init(), Freestyle::FEdgeXDetector::computeCurvatures(), libmv::ComputeTrackingEquation(), slim::cotmatrix(), slim::cotmatrix_entries(), CTX_copy(), CTX_create(), blender::nodes::draw_geometry_nodes_modifier_ui(), blender::nodes::draw_geometry_nodes_operator_redo_ui(), ED_region_do_draw(), ED_view3d_viewcontext_init(), EffectsExporter::exportEffects(), blender::ui::eyedropper_colorband_sample_segment(), blender::ed::asset::shelf::header_regiontype_register(), blender::ed::transform::initTransform(), lineart_bake_common(), blender::ed::space_node::link_drag_search_exec_fn(), main(), libmv::euclidean_resection::MatrixToConstraint(), md5_process_block(), blender::nodes::socket_items::ops::move_active_item(), btMatrixX< T >::multiply2_p8r(), btMatrixX< T >::multiplyAdd2_p8r(), blender::nodes::node_geo_foreach_geometry_element_cc::node_layout_ex(), Freestyle::Functions0D::Curvature2DAngleF0D::operator()(), Freestyle::Functions0D::VertexOrientation2DF0D::operator()(), Freestyle::Functions0D::VertexOrientation3DF0D::operator()(), blender::ed::outliner::outliner_modifier_operation_exec(), pack_islands_exec(), blender::ed::sculpt_paint::paint_cursor_context_init(), PE_set_data(), previews_ensure_exec(), blender::ed::greasepencil::primitive_calulate_curve_positions(), region_poll(), blender::nodes::socket_items::ops::remove_active_item(), blender::nodes::socket_items::ops::remove_item_by_index(), RNA_property_enum_items_ex(), rna_property_update(), Freestyle::PythonInterpreter::setContext(), blender::ed::space_node::std_node_socket_draw(), template_operator_property_buts_draw_single(), blender::ed::vse::timeline_draw_context_get(), blender::ed::transform::transform_modal(), blender::ed::transform::transformApply(), blender::ed::transform::transformEnd(), ui_layout_operator_properties_only_booleans(), blender::ed::space_node::ui_node_draw_node(), blender::ed::space_node::ui_node_draw_recursive(), uiTemplateNodeInputs(), blender::io::usd::USD_import(), and blender::ed::view3d::geometry_nodes_gizmos::WIDGETGROUP_geometry_nodes_refresh().

CARRY

#define CARRY	(		x,
			y )   (ulong(long(x) + long(y)) > MASK)

Definition at line 45 of file RandGen.cpp.

HIGH

#define HIGH

(

x

)

LOW((x) >> N)

Definition at line 35 of file RandGen.cpp.

Referenced by Freestyle::RandGen::srand48().

LOW

#define LOW

(

x

)

(uint(x) & MASK)

Definition at line 34 of file RandGen.cpp.

Referenced by Freestyle::RandGen::srand48().

MASK

#define MASK   (uint(1 << (N - 1)) + (1 << (N - 1)) - 1)

Definition at line 22 of file RandGen.cpp.

MUL

#define MUL	(		x,
			y,
			z )

Value:

  { \
    long l = long(x) * long(y); \
    (z)[0] = LOW(l); \
    (z)[1] = HIGH(l); \
  } \
  ((void)0)

Definition at line 37 of file RandGen.cpp.

N

#define N   16

Definition at line 21 of file RandGen.cpp.

SEED

#define SEED	(		x0,
			x1,
			x2 )   (SET3(x, x0, x1, x2), SET3(a, A0, A1, A2), c = C)

Definition at line 51 of file RandGen.cpp.

Referenced by Freestyle::RandGen::srand48().

SET3

#define SET3	(		x,
			x0,
			x1,
			x2 )   ((x)[0] = (x0), (x)[1] = (x1), (x)[2] = (x2))

Definition at line 47 of file RandGen.cpp.

X0

#define X0   0x330E

Definition at line 23 of file RandGen.cpp.

Referenced by Freestyle::RandGen::srand48().

X1

#define X1   0xABCD

Definition at line 24 of file RandGen.cpp.

Referenced by libmv::TEST().

X2

#define X2   0x1234

Definition at line 25 of file RandGen.cpp.

Referenced by libmv::TEST().