lineart_chain.cc File Reference

#include "BLI_listbase.h"
#include "BLI_math_geom.h"
#include "MOD_lineart.hh"
#include "lineart_intern.hh"
#include <algorithm>
#include <cmath>

Go to the source code of this file.

Macros
#define	LRT_OTHER_VERT(e, vt)
#define	VERT_COORD_TO_FLOAT(a)
#define	POS_TO_FLOAT(lpos, gpos)
#define	IN_BOUND(ba, eci)
#define	IN_BOUND(ba, eci)
#define	LRT_TEST_ADJACENT_AREAS(dist_to, list)
#define	LRT_ECI_INSIDE(eci)

Functions
static LineartEdge *	lineart_line_get_connected (LineartBoundingArea *ba, LineartVert *vt, LineartVert **new_vt, int match_flag, uint8_t match_isec_mask, Object *match_isec_object)
static LineartEdgeChain *	lineart_chain_create (LineartData *ld)
static bool	lineart_point_overlapping (LineartEdgeChainItem *eci, float x, float y, double threshold)
static LineartEdgeChainItem *	lineart_chain_append_point (LineartData *ld, LineartEdgeChain *ec, float fbcoord[4], float gpos[3], float normal[3], uint8_t type, int level, uint8_t material_mask_bits, uint32_t shadow_mask_bits, size_t index)
static LineartEdgeChainItem *	lineart_chain_prepend_point (LineartData *ld, LineartEdgeChain *ec, float fbcoord[4], float gpos[3], float normal[3], uint8_t type, int level, uint8_t material_mask_bits, uint32_t shadow_mask_bits, size_t index)
void	MOD_lineart_chain_feature_lines (LineartData *ld)
static LineartBoundingArea *	lineart_bounding_area_get_eci_recursive (LineartData *ld, LineartBoundingArea *root, LineartEdgeChainItem *eci)
static LineartBoundingArea *	lineart_bounding_area_get_end_point (LineartData *ld, LineartEdgeChainItem *eci)
static void	lineart_bounding_area_link_point_recursive (LineartData *ld, LineartBoundingArea *root, LineartEdgeChain *ec, LineartEdgeChainItem *eci)
static void	lineart_bounding_area_link_chain (LineartData *ld, LineartEdgeChain *ec)
static bool	lineart_chain_fix_ambiguous_segments (LineartEdgeChain *ec, LineartEdgeChainItem *last_matching_eci, float distance_threshold, bool preserve_details, LineartEdgeChainItem **r_next_eci)
void	MOD_lineart_chain_split_for_fixed_occlusion (LineartData *ld)
static void	lineart_chain_connect (LineartData *, LineartEdgeChain *onto, LineartEdgeChain *sub, int reverse_1, int reverse_2)
static LineartChainRegisterEntry *	lineart_chain_get_closest_cre (LineartData *ld, LineartBoundingArea *ba, LineartEdgeChain *ec, LineartEdgeChainItem *eci, int occlusion, uint8_t material_mask_bits, uint8_t isec_mask, uint32_t shadow_mask, int loop_id, float dist, float *result_new_len, LineartBoundingArea *caller_ba)
void	MOD_lineart_chain_connect (LineartData *ld)
float	MOD_lineart_chain_compute_length (LineartEdgeChain *ec)
void	MOD_lineart_chain_discard_unused (LineartData *ld, const float threshold, uint8_t max_occlusion)
int	MOD_lineart_chain_count (const LineartEdgeChain *ec)
void	MOD_lineart_chain_clear_picked_flag (LineartCache *lc)
LineartElementLinkNode *	lineart_find_matching_eln_obj (ListBase *elns, Object *ob)
void	MOD_lineart_finalize_chains (LineartData *ld)
void	MOD_lineart_smooth_chains (LineartData *ld, float tolerance)
static LineartEdgeChainItem *	lineart_chain_create_crossing_point (LineartData *ld, LineartEdgeChainItem *eci_inside, LineartEdgeChainItem *eci_outside)
void	MOD_lineart_chain_clip_at_border (LineartData *ld)
void	MOD_lineart_chain_split_angle (LineartData *ld, float angle_threshold_rad)
void	MOD_lineart_chain_offset_towards_camera (LineartData *ld, float dist, bool use_custom_camera)
void	MOD_lineart_chain_find_silhouette_backdrop_objects (LineartData *ld)

Macro Definition Documentation

IN_BOUND [1/2]

#define IN_BOUND	(		ba,
			eci )

Value:

ba.l <= eci->pos[0] && ba.r >= eci->pos[0] && ba.b <= eci->pos[1] && ba.u >= eci->pos[1]

IN_BOUND [2/2]

#define IN_BOUND	(		ba,
			eci )

Value:

ba.l <= eci->pos[0] && ba.r >= eci->pos[0] && ba.b <= eci->pos[1] && ba.u >= eci->pos[1]

Referenced by lineart_bounding_area_get_eci_recursive(), and lineart_bounding_area_link_point_recursive().

LRT_ECI_INSIDE

#define LRT_ECI_INSIDE

(

eci

)

Value:

((eci)->pos[0] >= -1.0f && (eci)->pos[0] <= 1.0f && (eci)->pos[1] >= -1.0f && \
 (eci)->pos[1] <= 1.0f)

Definition at line 1241 of file lineart_chain.cc.

Referenced by MOD_lineart_chain_clip_at_border().

LRT_OTHER_VERT

#define LRT_OTHER_VERT	(		e,
			vt )

Value:

((vt) == (e)->v1 ? (e)->v2 : ((vt) == (e)->v2 ? (e)->v1 : nullptr))

Definition at line 19 of file lineart_chain.cc.

Referenced by lineart_line_get_connected().

LRT_TEST_ADJACENT_AREAS

#define LRT_TEST_ADJACENT_AREAS	(		dist_to,
			list )

Value:

if (dist_to < dist && dist_to > 0) { \
  LISTBASE_FOREACH (LinkData *, link, list) { \
    LineartBoundingArea *sba = (LineartBoundingArea *)link->data; \
    adjacent_closest = lineart_chain_get_closest_cre(ld, \
                                                     sba, \
                                                     ec, \
                                                     eci, \
                                                     occlusion, \
                                                     material_mask_bits, \
                                                     isec_mask, \
                                                     shadow_mask, \
                                                     loop_id, \
                                                     dist, \
                                                     &adjacent_new_len, \
                                                     ba); \
    if (adjacent_new_len < dist) { \
      dist = adjacent_new_len; \
      closest_cre = adjacent_closest; \
    } \
  } \
}

Referenced by lineart_chain_get_closest_cre().

POS_TO_FLOAT

#define POS_TO_FLOAT	(		lpos,
			gpos )

Value:

copy_v3fl_v3db(use_fbcoord, lpos); \
copy_v3fl_v3db(use_gpos, gpos);

Referenced by MOD_lineart_chain_feature_lines().

VERT_COORD_TO_FLOAT

#define VERT_COORD_TO_FLOAT

(

a

)

Value:

copy_v4fl_v4db(use_fbcoord, (a)->fbcoord); \
copy_v3fl_v3db(use_gpos, (a)->gloc);

Referenced by MOD_lineart_chain_feature_lines().

Function Documentation

lineart_bounding_area_get_eci_recursive()

LineartBoundingArea * lineart_bounding_area_get_eci_recursive ( LineartData * ld, LineartBoundingArea * root, LineartEdgeChainItem * eci )

static

Definition at line 512 of file lineart_chain.cc.

References LineartBoundingArea::child, IN_BOUND, and lineart_bounding_area_get_eci_recursive().

Referenced by lineart_bounding_area_get_eci_recursive(), and lineart_bounding_area_get_end_point().

lineart_bounding_area_get_end_point()

LineartBoundingArea * lineart_bounding_area_get_end_point ( LineartData * ld, LineartEdgeChainItem * eci )

static

Definition at line 540 of file lineart_chain.cc.

References lineart_bounding_area_get_eci_recursive(), MOD_lineart_get_parent_bounding_area(), and LineartEdgeChainItem::pos.

Referenced by MOD_lineart_chain_connect().

lineart_bounding_area_link_chain()

void lineart_bounding_area_link_chain ( LineartData * ld, LineartEdgeChain * ec )

static

Definition at line 598 of file lineart_chain.cc.

References LineartEdgeChain::chain, ListBase::first, ListBase::last, lineart_bounding_area_link_point_recursive(), MOD_lineart_get_parent_bounding_area(), and LineartEdgeChainItem::pos.

Referenced by MOD_lineart_chain_split_for_fixed_occlusion().

lineart_bounding_area_link_point_recursive()

void lineart_bounding_area_link_point_recursive ( LineartData * ld, LineartBoundingArea * root, LineartEdgeChain * ec, LineartEdgeChainItem * eci )

static

Here we will try to connect geometry space chains together in image space. However we can't chain two chains together if their end and start points lie on the border between two bounding areas, this happens either when 1) the geometry is way too dense, or 2) the chaining threshold is too big that it covers multiple small bounding areas.

Definition at line 559 of file lineart_chain.cc.

References LineartEdgeChain::chain, LineartData::chain_data_pool, LineartBoundingArea::child, LineartChainRegisterEntry::eci, ListBase::first, IN_BOUND, LineartChainRegisterEntry::is_left, lineart_bounding_area_link_point_recursive(), lineart_list_append_pointer_pool_sized(), and LineartBoundingArea::linked_chains.

Referenced by lineart_bounding_area_link_chain(), and lineart_bounding_area_link_point_recursive().

lineart_chain_append_point()

LineartEdgeChainItem * lineart_chain_append_point ( LineartData * ld, LineartEdgeChain * ec, float fbcoord[4], float gpos[3], float normal[3], uint8_t type, int level, uint8_t material_mask_bits, uint32_t shadow_mask_bits, size_t index )

static

Definition at line 99 of file lineart_chain.cc.

References BLI_addtail(), LineartEdgeChain::chain, LineartData::chain_data_pool, copy_v3_v3(), copy_v4_v4(), e, LineartEdgeChainItem::gpos, LineartEdgeChainItem::index, Object::index, ListBase::last, LineartEdgeChainItem::line_type, lineart_mem_acquire(), lineart_point_overlapping(), LineartEdgeChainItem::material_mask_bits, MOD_LINEART_EDGE_FLAG_ALL_TYPE, LineartEdgeChainItem::normal, LineartEdgeChainItem::occlusion, LineartEdgeChainItem::pos, LineartEdgeChainItem::shadow_mask_bits, and Object::type.

Referenced by MOD_lineart_chain_feature_lines(), MOD_lineart_chain_split_angle(), and MOD_lineart_chain_split_for_fixed_occlusion().

lineart_chain_connect()

void lineart_chain_connect ( LineartData * , LineartEdgeChain * onto, LineartEdgeChain * sub, int reverse_1, int reverse_2 )

static

NOTE: segment type (crease/material/contour...) is ambiguous after this.

Definition at line 765 of file lineart_chain.cc.

References BLI_listbase_reverse(), BLI_pophead(), LineartEdgeChain::chain, e, ListBase::first, ListBase::last, lineart_point_overlapping(), MOD_LINEART_EDGE_FLAG_CONTOUR, MOD_LINEART_EDGE_FLAG_INTERSECTION, LineartEdgeChainItem::next, LineartEdgeChain::object_ref, LineartEdgeChainItem::pos, LineartEdgeChainItem::prev, and LineartEdgeChain::type.

Referenced by MOD_lineart_chain_connect().

lineart_chain_create()

LineartEdgeChain * lineart_chain_create ( LineartData * ld )

static

Definition at line 72 of file lineart_chain.cc.

References BLI_addtail(), LineartData::chain_data_pool, LineartData::chains, and lineart_mem_acquire().

Referenced by MOD_lineart_chain_feature_lines(), MOD_lineart_chain_split_angle(), and MOD_lineart_chain_split_for_fixed_occlusion().

lineart_chain_create_crossing_point()

LineartEdgeChainItem * lineart_chain_create_crossing_point ( LineartData * ld, LineartEdgeChainItem * eci_inside, LineartEdgeChainItem * eci_outside )

static

Definition at line 1199 of file lineart_chain.cc.

References LineartData::chain_data_pool, fabs(), LineartEdgeChainItem::gpos, interp_v3_v3v3(), interpf(), isect_seg_seg_v2_point(), lineart_mem_acquire(), LineartEdgeChainItem::next, LineartEdgeChainItem::pos, LineartEdgeChainItem::prev, ratiof(), and UNLIKELY.

Referenced by MOD_lineart_chain_clip_at_border().

lineart_chain_fix_ambiguous_segments()

bool lineart_chain_fix_ambiguous_segments ( LineartEdgeChain * ec, LineartEdgeChainItem * last_matching_eci, float distance_threshold, bool preserve_details, LineartEdgeChainItem ** r_next_eci )

static

Definition at line 613 of file lineart_chain.cc.

References BLI_remlink(), LineartEdgeChain::chain, len_v2v2(), LineartEdgeChainItem::material_mask_bits, LineartEdgeChainItem::next, LineartEdgeChainItem::occlusion, LineartEdgeChainItem::pos, and LineartEdgeChainItem::shadow_mask_bits.

Referenced by MOD_lineart_chain_split_for_fixed_occlusion().

lineart_chain_get_closest_cre()

LineartChainRegisterEntry * lineart_chain_get_closest_cre ( LineartData * ld, LineartBoundingArea * ba, LineartEdgeChain * ec, LineartEdgeChainItem * eci, int occlusion, uint8_t material_mask_bits, uint8_t isec_mask, uint32_t shadow_mask, int loop_id, float dist, float * result_new_len, LineartBoundingArea * caller_ba )

static

Definition at line 825 of file lineart_chain.cc.

References LineartBoundingArea::b, LineartBoundingArea::bp, LineartData::conf, LineartData::_conf::fuzzy_everything, LineartData::_conf::fuzzy_intersections, LineartEdgeChainItem::gpos, LineartBoundingArea::l, len_v2v2(), len_v3v3(), LineartBoundingArea::linked_chains, LISTBASE_FOREACH_MUTABLE, LineartBoundingArea::lp, LRT_TEST_ADJACENT_AREAS, MOD_LINEART_EDGE_FLAG_INTERSECTION, LineartEdgeChain::object_ref, LineartEdgeChainItem::pos, LineartBoundingArea::r, LineartBoundingArea::rp, LineartEdgeChain::type, LineartBoundingArea::u, LineartBoundingArea::up, and LineartData::_conf::use_geometry_space_chain.

Referenced by MOD_lineart_chain_connect().

lineart_chain_prepend_point()

LineartEdgeChainItem * lineart_chain_prepend_point ( LineartData * ld, LineartEdgeChain * ec, float fbcoord[4], float gpos[3], float normal[3], uint8_t type, int level, uint8_t material_mask_bits, uint32_t shadow_mask_bits, size_t index )

static

Definition at line 142 of file lineart_chain.cc.

References BLI_addhead(), LineartEdgeChain::chain, LineartData::chain_data_pool, copy_v3_v3(), copy_v4_v4(), e, ListBase::first, LineartEdgeChainItem::gpos, LineartEdgeChainItem::index, Object::index, LineartEdgeChainItem::line_type, lineart_mem_acquire(), lineart_point_overlapping(), LineartEdgeChainItem::material_mask_bits, MOD_LINEART_EDGE_FLAG_ALL_TYPE, LineartEdgeChainItem::normal, LineartEdgeChainItem::occlusion, LineartEdgeChainItem::pos, LineartEdgeChainItem::shadow_mask_bits, and Object::type.

Referenced by MOD_lineart_chain_feature_lines().

lineart_find_matching_eln_obj()

LineartElementLinkNode * lineart_find_matching_eln_obj	(	ListBase *	elns,
		Object *	ob )

Definition at line 1094 of file lineart_chain.cc.

References LISTBASE_FOREACH.

Referenced by MOD_lineart_finalize_chains().

lineart_line_get_connected()

LineartEdge * lineart_line_get_connected ( LineartBoundingArea * ba, LineartVert * vt, LineartVert ** new_vt, int match_flag, uint8_t match_isec_mask, Object * match_isec_object )

static

Definition at line 25 of file lineart_chain.cc.

References LineartVert::fbcoord, LineartEdge::flags, i, LineartEdge::intersection_mask, LineartBoundingArea::line_count, LineartBoundingArea::linked_lines, LRT_OTHER_VERT, MOD_LINEART_EDGE_FLAG_ALL_TYPE, MOD_LINEART_EDGE_FLAG_CHAIN_PICKED, MOD_LINEART_EDGE_FLAG_INTERSECTION, LineartEdge::object_ref, LineartEdge::v1, and LineartEdge::v2.

Referenced by MOD_lineart_chain_feature_lines().

lineart_point_overlapping()

bool lineart_point_overlapping ( LineartEdgeChainItem * eci, float x, float y, double threshold )

static

Definition at line 83 of file lineart_chain.cc.

References LineartEdgeChainItem::pos, x, and y.

Referenced by lineart_chain_append_point(), lineart_chain_connect(), lineart_chain_prepend_point(), and MOD_lineart_chain_split_for_fixed_occlusion().

MOD_lineart_chain_clear_picked_flag()

void MOD_lineart_chain_clear_picked_flag

(

LineartCache *

lc

)

Definition at line 1084 of file lineart_chain.cc.

References LineartCache::chains, and LISTBASE_FOREACH.

Referenced by bake_strokes(), blender::generate_strokes(), and MOD_lineart_compute_feature_lines_v3().

MOD_lineart_chain_clip_at_border()

void MOD_lineart_chain_clip_at_border

(

LineartData *

ld

)

Definition at line 1245 of file lineart_chain.cc.

References BLI_addhead(), BLI_addtail(), BLI_pophead(), LineartEdgeChain::chain, LineartData::chain_data_pool, LineartData::chains, ListBase::first, is_inside(), ListBase::last, lineart_chain_create_crossing_point(), lineart_mem_acquire(), LRT_ECI_INSIDE, LineartEdgeChainItem::next, LineartEdgeChainItem::prev, swap, and true.

Referenced by MOD_lineart_compute_feature_lines_v3().

MOD_lineart_chain_compute_length()

float MOD_lineart_chain_compute_length

(

LineartEdgeChain *

ec

)

Length is in image space.

Definition at line 1042 of file lineart_chain.cc.

References LineartEdgeChain::chain, copy_v2_v2(), ListBase::first, len_v2v2(), LISTBASE_FOREACH, and LineartEdgeChainItem::pos.

Referenced by MOD_lineart_chain_discard_unused().

MOD_lineart_chain_connect()

void MOD_lineart_chain_connect

(

LineartData *

ld

)

This function only connects two different chains. It will not do any clean up or smart chaining. So no: removing overlapping chains, removal of short isolated segments, and no loop reduction is implemented yet.

Definition at line 937 of file lineart_chain.cc.

References BLI_addtail(), BLI_pophead(), BLI_remlink(), LineartData::_conf::chaining_image_threshold, LineartData::chains, LineartData::conf, LineartChainRegisterEntry::ec, ListBase::first, LineartChainRegisterEntry::is_left, ListBase::last, lineart_bounding_area_get_end_point(), lineart_chain_connect(), lineart_chain_get_closest_cre(), LineartBoundingArea::linked_chains, MOD_LINEART_EDGE_FLAG_LOOSE, LineartChainRegisterEntry::picked, LineartEdgeChain::picked, swap, and LineartData::_conf::use_loose_edge_chain.

Referenced by MOD_lineart_compute_feature_lines_v3().

MOD_lineart_chain_count()

int MOD_lineart_chain_count

(

const LineartEdgeChain *

ec

)

Definition at line 1075 of file lineart_chain.cc.

References LineartEdgeChain::chain, count, and LISTBASE_FOREACH.

Referenced by MOD_lineart_gpencil_generate_v3().

MOD_lineart_chain_discard_unused()

void MOD_lineart_chain_discard_unused	(	LineartData *	ld,
		const float	threshold,
		uint8_t	max_occlusion )

Definition at line 1062 of file lineart_chain.cc.

References BLI_remlink(), LineartData::chains, ListBase::first, LineartEdgeChain::level, MOD_lineart_chain_compute_length(), and LineartEdgeChain::next.

Referenced by MOD_lineart_chain_split_for_fixed_occlusion().

MOD_lineart_chain_feature_lines()

void MOD_lineart_chain_feature_lines

(

LineartData *

ld

)

Definition at line 177 of file lineart_chain.cc.

References LineartEdgeChain::chain, LineartData::conf, e, LineartVert::fbcoord, ListBase::first, LineartEdge::flags, LineartData::_conf::fuzzy_everything, LineartVert::gloc, LineartTriangle::gn, LineartVert::index, interp_v3_v3v3_db(), interpf(), LineartEdgeChain::intersection_mask, ListBase::last, LineartEdgeChainItem::line_type, lineart_chain_append_point(), lineart_chain_create(), lineart_chain_prepend_point(), lineart_line_get_connected(), LISTBASE_FOREACH_BACKWARD, LRT_ITER_ALL_LINES_BEGIN, LRT_ITER_ALL_LINES_END, LRT_ITER_ALL_LINES_NEXT, LineartEdgeChainItem::material_mask_bits, LineartEdgeSegment::material_mask_bits, MOD_LINEART_EDGE_FLAG_ALL_TYPE, MOD_LINEART_EDGE_FLAG_CHAIN_PICKED, MOD_LINEART_EDGE_FLAG_CONTOUR, MOD_LINEART_EDGE_FLAG_PROJECTED_SHADOW, MOD_lineart_get_bounding_area(), N, LineartEdgeSegment::next, normalize_v3(), LineartEdgeChain::object_ref, LineartEdgeChainItem::occlusion, LineartEdgeSegment::occlusion, POS_TO_FLOAT, LineartEdgeSegment::prev, LineartEdgeSegment::ratio, LineartEdge::segments, LineartEdgeChainItem::shadow_mask_bits, LineartEdgeSegment::shadow_mask_bits, LineartEdge::t1, LineartEdge::t2, LineartEdgeChain::type, LineartEdge::v1, LineartEdge::v2, VERT_COORD_TO_FLOAT, and zero_v3().

Referenced by MOD_lineart_compute_feature_lines_v3().

MOD_lineart_chain_find_silhouette_backdrop_objects()

void MOD_lineart_chain_find_silhouette_backdrop_objects

(

LineartData *

ld

)

Definition at line 1406 of file lineart_chain.cc.

References LineartData::chains, LineartData::geom, LineartData::_geom::line_buffer_pointers, lineart_find_matching_eln(), LISTBASE_FOREACH, LRT_OBINDEX_HIGHER, LRT_SHADOW_SILHOUETTE_ERASED_GROUP, MOD_LINEART_EDGE_FLAG_CONTOUR, and LineartElementLinkNode::object_ref.

Referenced by MOD_lineart_compute_feature_lines_v3().

MOD_lineart_chain_offset_towards_camera()

void MOD_lineart_chain_offset_towards_camera	(	LineartData *	ld,
		float	dist,
		bool	use_custom_camera )

Definition at line 1367 of file lineart_chain.cc.

References LineartData::_conf::active_camera_pos, add_v3_v3(), LineartData::_conf::cam_is_persp, LineartData::_conf::camera_pos, LineartData::chains, LineartData::conf, copy_v3fl_v3db(), dot_v3v3(), len_v3(), LISTBASE_FOREACH, mul_v3_fl(), LineartData::_conf::near_clip, normalize_v3(), normalize_v3_v3(), sub_v3_v3v3(), view, and LineartData::_conf::view_vector.

Referenced by MOD_lineart_compute_feature_lines_v3().

MOD_lineart_chain_split_angle()

void MOD_lineart_chain_split_angle	(	LineartData *	ld,
		float	angle_threshold_rad )

This should always be the last stage!, see the end of MOD_lineart_chain_split_for_fixed_occlusion().

Definition at line 1310 of file lineart_chain.cc.

References angle(), angle_v2v2v2(), BLI_addtail(), BLI_pophead(), LineartEdgeChain::chain, LineartData::chains, ListBase::first, LineartEdgeChainItem::gpos, LineartEdgeChainItem::index, LineartEdgeChain::intersection_mask, ListBase::last, LineartEdgeChain::level, LineartEdgeChainItem::line_type, lineart_chain_append_point(), lineart_chain_create(), LineartEdgeChain::loop_id, M_PI, LineartEdgeChain::material_mask_bits, LineartEdgeChainItem::material_mask_bits, LineartEdgeChainItem::next, LineartEdgeChainItem::normal, LineartEdgeChain::object_ref, LineartEdgeChainItem::pos, LineartEdgeChainItem::prev, LineartEdgeChain::shadow_mask_bits, LineartEdgeChainItem::shadow_mask_bits, swap, and LineartEdgeChain::type.

Referenced by MOD_lineart_compute_feature_lines_v3().

MOD_lineart_chain_split_for_fixed_occlusion()

void MOD_lineart_chain_split_for_fixed_occlusion

(

LineartData *

ld

)

Definition at line 670 of file lineart_chain.cc.

References BLI_addtail(), BLI_pophead(), LineartEdgeChain::chain, LineartData::_conf::chain_preserve_details, LineartData::_conf::chaining_image_threshold, LineartData::chains, LineartData::conf, DBL_EDGE_LIM, e, ListBase::first, LineartEdgeChainItem::gpos, LineartEdgeChainItem::index, LineartEdgeChain::intersection_mask, ListBase::last, LineartEdgeChainItem::line_type, lineart_bounding_area_link_chain(), lineart_chain_append_point(), lineart_chain_create(), lineart_chain_fix_ambiguous_segments(), lineart_point_overlapping(), LISTBASE_FOREACH, LineartEdgeChain::loop_id, LineartEdgeChainItem::material_mask_bits, LineartData::_conf::max_occlusion_level, MOD_lineart_chain_discard_unused(), LineartEdgeChainItem::next, LineartEdgeChainItem::normal, LineartEdgeChain::object_ref, LineartEdgeChainItem::occlusion, LineartEdgeChainItem::pos, LineartEdgeChainItem::prev, LineartEdgeChainItem::shadow_mask_bits, swap, and LineartEdgeChain::type.

Referenced by MOD_lineart_compute_feature_lines_v3().

MOD_lineart_finalize_chains()

void MOD_lineart_finalize_chains

(

LineartData *

ld

)

Definition at line 1104 of file lineart_chain.cc.

References BLI_assert, LineartData::chains, ELEM, LineartData::geom, LineartElementLinkNode::global_index_offset, LIKELY, lineart_find_matching_eln_obj(), LISTBASE_FOREACH, MOD_LINEART_EDGE_FLAG_INTERSECTION, MOD_LINEART_EDGE_FLAG_LIGHT_CONTOUR, MOD_LINEART_EDGE_FLAG_PROJECTED_SHADOW, and LineartData::_geom::vertex_buffer_pointers.

Referenced by MOD_lineart_compute_feature_lines_v3().

MOD_lineart_smooth_chains()

void MOD_lineart_smooth_chains	(	LineartData *	ld,
		float	tolerance )

Definition at line 1127 of file lineart_chain.cc.

References BLI_listbase_reverse(), BLI_remlink(), LineartData::chains, dist_to_line_segment_v2(), dist_to_line_v2(), dot_v2v2(), len_v2(), LISTBASE_FOREACH, LineartEdgeChainItem::next, normalize_v2_v2(), LineartEdgeChainItem::pos, and sub_v2_v2v2().

Referenced by MOD_lineart_compute_feature_lines_v3().