BKE_shrinkwrap.h File Reference

#include "BKE_bvhutils.h"
#include "BLI_bitmap.h"

Go to the source code of this file.

Classes
struct	ShrinkwrapBoundaryVertData
struct	ShrinkwrapBoundaryData
struct	ShrinkwrapTreeData

Macros
#define	NULL_ShrinkwrapCalcData
#define	NULL_BVHTreeFromMesh
#define	NULL_BVHTreeRayHit
#define	NULL_BVHTreeNearest

Typedefs
typedef struct ShrinkwrapBoundaryVertData	ShrinkwrapBoundaryVertData
typedef struct ShrinkwrapBoundaryData	ShrinkwrapBoundaryData
typedef struct ShrinkwrapTreeData	ShrinkwrapTreeData

Functions
void	BKE_shrinkwrap_discard_boundary_data (struct Mesh *mesh)
void	BKE_shrinkwrap_compute_boundary_data (struct Mesh *mesh)
bool	BKE_shrinkwrap_needs_normals (int shrinkType, int shrinkMode)
bool	BKE_shrinkwrap_init_tree (struct ShrinkwrapTreeData *data, Mesh *mesh, int shrinkType, int shrinkMode, bool force_normals)
void	BKE_shrinkwrap_free_tree (struct ShrinkwrapTreeData *data)
void	shrinkwrapModifier_deform (struct ShrinkwrapModifierData *smd, const struct ModifierEvalContext *ctx, struct Scene *scene, struct Object *ob, struct Mesh *mesh, struct MDeformVert *dvert, const int defgrp_index, float(*vertexCos)[3], int numVerts)
void	BKE_shrinkwrap_mesh_nearest_surface_deform (struct bContext *C, struct Object *ob_source, struct Object *ob_target)
void	BKE_shrinkwrap_remesh_target_project (struct Mesh *src_me, struct Mesh *target_me, struct Object *ob_target)
bool	BKE_shrinkwrap_project_normal (char options, const float vert[3], const float dir[3], const float ray_radius, const struct SpaceTransform *transf, struct ShrinkwrapTreeData *tree, BVHTreeRayHit *hit)
void	BKE_shrinkwrap_find_nearest_surface (struct ShrinkwrapTreeData *tree, struct BVHTreeNearest *nearest, float co[3], int type)
void	BKE_shrinkwrap_compute_smooth_normal (const struct ShrinkwrapTreeData *tree, const struct SpaceTransform *transform, int looptri_idx, const float hit_co[3], const float hit_no[3], float r_no[3])
void	BKE_shrinkwrap_snap_point_to_surface (const struct ShrinkwrapTreeData *tree, const struct SpaceTransform *transform, int mode, int hit_idx, const float hit_co[3], const float hit_no[3], float goal_dist, const float point_co[3], float r_point_co[3])

Macro Definition Documentation

NULL_BVHTreeFromMesh

#define NULL_BVHTreeFromMesh

Value:

  { \
    NULL, \
  }

Definition at line 178 of file BKE_shrinkwrap.h.

NULL_BVHTreeNearest

#define NULL_BVHTreeNearest

Value:

  { \
    0, \
  }

Definition at line 186 of file BKE_shrinkwrap.h.

NULL_BVHTreeRayHit

#define NULL_BVHTreeRayHit

Value:

  { \
    NULL, \
  }

Definition at line 182 of file BKE_shrinkwrap.h.

NULL_ShrinkwrapCalcData

#define NULL_ShrinkwrapCalcData

Value:

  { \
    NULL, \
  }

Definition at line 174 of file BKE_shrinkwrap.h.

Typedef Documentation

ShrinkwrapBoundaryData

typedef struct ShrinkwrapBoundaryData ShrinkwrapBoundaryData

ShrinkwrapBoundaryVertData

typedef struct ShrinkwrapBoundaryVertData ShrinkwrapBoundaryVertData

ShrinkwrapTreeData

typedef struct ShrinkwrapTreeData ShrinkwrapTreeData

Function Documentation

BKE_shrinkwrap_compute_boundary_data()

void BKE_shrinkwrap_compute_boundary_data

(

struct Mesh *

mesh

)

Definition at line 341 of file shrinkwrap.c.

References BKE_shrinkwrap_discard_boundary_data(), mesh, Mesh::runtime, shrinkwrap_build_boundary_data(), and Mesh_Runtime::shrinkwrap_data.

Referenced by mesh_build_extra_data().

BKE_shrinkwrap_compute_smooth_normal()

void BKE_shrinkwrap_compute_smooth_normal	(	const struct ShrinkwrapTreeData *	tree,
		const struct SpaceTransform *	transform,
		int	looptri_idx,
		const float	hit_co[3],
		const float	hit_no[3],
		float	r_no[3]
	)

Compute a smooth normal of the target (if applicable) at the hit location.

Parameters

tree	information about the mesh
transform	transform from the hit coordinate space to the object space; may be null
r_no	output in hit coordinate space; may be shared with inputs

Definition at line 1206 of file shrinkwrap.c.

References BLI_space_transform_apply(), BLI_space_transform_invert_normal(), copy_v3_v3(), interp_v3_v3v3v3(), interp_weights_tri_v3(), BVHTreeFromMesh::loop, BVHTreeFromMesh::looptri, ME_SMOOTH, normal_short_to_float_v3(), normalize_v3(), NULL, MLoopTri::poly, transform(), tree, MLoopTri::tri, MLoop::v, BVHTreeFromMesh::vert, verts, and w().

Referenced by BKE_shrinkwrap_snap_point_to_surface(), and shrinkwrap_get_tarmat().

BKE_shrinkwrap_discard_boundary_data()

void BKE_shrinkwrap_discard_boundary_data

(

struct Mesh *

mesh

)

Definition at line 170 of file shrinkwrap.c.

References data, MEM_freeN, mesh, NULL, Mesh::runtime, and Mesh_Runtime::shrinkwrap_data.

Referenced by BKE_mesh_runtime_clear_geometry(), and BKE_shrinkwrap_compute_boundary_data().

BKE_shrinkwrap_find_nearest_surface()

void BKE_shrinkwrap_find_nearest_surface	(	struct ShrinkwrapTreeData *	tree,
		struct BVHTreeNearest *	nearest,
		float	co[3],
		int	type
	)

Definition at line 1095 of file shrinkwrap.c.

References BLI_bvhtree_find_nearest(), BLI_bvhtree_find_nearest_ex(), BVH_NEAREST_OPTIMAL_ORDER, BVHTreeNearest::dist_sq, BVHTreeNearest::index, mesh_looptri_target_project(), MOD_SHRINKWRAP_TARGET_PROJECT, BVHTreeFromMesh::nearest_callback, tree, and type.

Referenced by shrinkwrap_calc_nearest_surface_point_cb_ex(), and shrinkwrap_get_tarmat().

BKE_shrinkwrap_free_tree()

void BKE_shrinkwrap_free_tree

(

struct ShrinkwrapTreeData *

data

)

Definition at line 164 of file shrinkwrap.c.

References data, and free_bvhtree_from_mesh().

Referenced by BKE_shrinkwrap_remesh_target_project(), shrinkwrap_calc_normal_projection(), shrinkwrap_get_tarmat(), and shrinkwrapModifier_deform().

BKE_shrinkwrap_init_tree()

bool BKE_shrinkwrap_init_tree	(	struct ShrinkwrapTreeData *	data,
		Mesh *	mesh,
		int	shrinkType,
		int	shrinkMode,
		bool	force_normals
	)

Definition at line 113 of file shrinkwrap.c.

References BKE_bvhtree_from_mesh_get(), BKE_mesh_wrapper_ensure_mdata(), BKE_shrinkwrap_needs_normals(), BVHTREE_FROM_LOOPTRI, BVHTREE_FROM_VERTS, CD_NORMAL, CustomData_get_layer(), data, Mesh::flag, Mesh::ldata, ME_AUTOSMOOTH, mesh, MOD_SHRINKWRAP_NEAREST_VERTEX, MOD_SHRINKWRAP_TARGET_PROJECT, NULL, Mesh::runtime, Mesh_Runtime::shrinkwrap_data, Mesh::totpoly, and Mesh::totvert.

Referenced by BKE_shrinkwrap_remesh_target_project(), shrinkwrap_calc_normal_projection(), shrinkwrap_get_tarmat(), and shrinkwrapModifier_deform().

BKE_shrinkwrap_mesh_nearest_surface_deform()

void BKE_shrinkwrap_mesh_nearest_surface_deform	(	struct bContext *	C,
		struct Object *	ob_source,
		struct Object *	ob_target
	)

Definition at line 1516 of file shrinkwrap.c.

References BKE_mesh_vert_coords_alloc(), BKE_mesh_vert_coords_apply(), C, CTX_data_depsgraph_pointer(), CTX_data_scene(), Object::data, depsgraph, float(), ShrinkwrapModifierData::keepDist, MEM_freeN, MOD_SHRINKWRAP_NEAREST_SURFACE, MOD_SHRINKWRAP_ON_SURFACE, NULL, ShrinkwrapModifierData::shrinkMode, ShrinkwrapModifierData::shrinkType, shrinkwrapModifier_deform(), and ShrinkwrapModifierData::target.

Referenced by geometry_extract_apply().

BKE_shrinkwrap_needs_normals()

bool BKE_shrinkwrap_needs_normals	(	int	shrinkType,
		int	shrinkMode
	)

Definition at line 105 of file shrinkwrap.c.

References MOD_SHRINKWRAP_ABOVE_SURFACE, MOD_SHRINKWRAP_NEAREST_VERTEX, and MOD_SHRINKWRAP_TARGET_PROJECT.

Referenced by BKE_shrinkwrap_init_tree(), blender::deg::DepsgraphRelationBuilder::build_constraints(), and updateDepsgraph().

BKE_shrinkwrap_project_normal()

bool BKE_shrinkwrap_project_normal	(	char	options,
		const float	vert[3],
		const float	dir[3],
		const float	ray_radius,
		const struct SpaceTransform *	transf,
		struct ShrinkwrapTreeData *	tree,
		BVHTreeRayHit *	hit
	)

Referenced by shrinkwrap_get_tarmat().

BKE_shrinkwrap_remesh_target_project()

void BKE_shrinkwrap_remesh_target_project	(	struct Mesh *	src_me,
		struct Mesh *	target_me,
		struct Object *	ob_target
	)

Definition at line 1541 of file shrinkwrap.c.

References BKE_mesh_vert_coords_alloc(), BKE_mesh_vert_coords_apply(), BKE_shrinkwrap_free_tree(), BKE_shrinkwrap_init_tree(), BLI_SPACE_TRANSFORM_SETUP, float(), ShrinkwrapCalcData::keepDist, ShrinkwrapModifierData::keepDist, ShrinkwrapCalcData::local2target, MEM_freeN, MOD_SHRINKWRAP_ON_SURFACE, MOD_SHRINKWRAP_PROJECT, MOD_SHRINKWRAP_PROJECT_ALLOW_NEG_DIR, MOD_SHRINKWRAP_PROJECT_ALLOW_POS_DIR, Mesh::mvert, NULL_ShrinkwrapCalcData, ShrinkwrapCalcData::numVerts, ShrinkwrapModifierData::projLimit, Mesh::remesh_voxel_size, ShrinkwrapModifierData::shrinkMode, ShrinkwrapModifierData::shrinkOpts, ShrinkwrapModifierData::shrinkType, shrinkwrap_calc_normal_projection(), ShrinkwrapCalcData::smd, ShrinkwrapCalcData::target, ShrinkwrapModifierData::target, TIMEIT_BENCH, Mesh::totvert, ShrinkwrapCalcData::tree, tree, ShrinkwrapCalcData::vert, ShrinkwrapCalcData::vertexCos, and ShrinkwrapCalcData::vgroup.

Referenced by voxel_remesh_exec().

BKE_shrinkwrap_snap_point_to_surface()

void BKE_shrinkwrap_snap_point_to_surface	(	const struct ShrinkwrapTreeData *	tree,
		const struct SpaceTransform *	transform,
		int	mode,
		int	hit_idx,
		const float	hit_co[3],
		const float	hit_no[3],
		float	goal_dist,
		const float	point_co[3],
		float	r_point_co[3]
	)

Apply the shrink to surface modes to the given original coordinates and nearest point.

Parameters

tree	mesh data for smooth normals
transform	transform from the hit coordinate space to the object space; may be null
r_point_co	may be the same memory location as point_co, hit_co, or hit_no.

Definition at line 1328 of file shrinkwrap.c.

References BKE_shrinkwrap_compute_smooth_normal(), copy_v3_v3(), madd_v3_v3v3fl(), MOD_SHRINKWRAP_ABOVE_SURFACE, MOD_SHRINKWRAP_INSIDE, MOD_SHRINKWRAP_ON_SURFACE, MOD_SHRINKWRAP_OUTSIDE, MOD_SHRINKWRAP_OUTSIDE_SURFACE, shrinkwrap_snap_with_side(), transform(), and tree.

Referenced by shrinkwrap_calc_nearest_surface_point_cb_ex(), shrinkwrap_calc_normal_projection_cb_ex(), and shrinkwrap_get_tarmat().

shrinkwrapModifier_deform()

void shrinkwrapModifier_deform	(	struct ShrinkwrapModifierData *	smd,
		const struct ModifierEvalContext *	ctx,
		struct Scene *	scene,
		struct Object *	ob,
		struct Mesh *	mesh,
		struct MDeformVert *	dvert,
		const int	defgrp_index,
		float(*)	vertexCos[3],
		int	numVerts
	)

Referenced by deformVerts(), and deformVertsEM().