diff options
Diffstat (limited to 'source/blender/editors/sculpt_paint/sculpt_intern.h')
| -rw-r--r-- | source/blender/editors/sculpt_paint/sculpt_intern.h | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/source/blender/editors/sculpt_paint/sculpt_intern.h b/source/blender/editors/sculpt_paint/sculpt_intern.h index f90cf366ed9..19c4eda7593 100644 --- a/source/blender/editors/sculpt_paint/sculpt_intern.h +++ b/source/blender/editors/sculpt_paint/sculpt_intern.h @@ -187,6 +187,8 @@ void SCULPT_boundary_info_ensure(Object *object); /* Boundary Info needs to be initialized in order to use this function. */ bool SCULPT_vertex_is_boundary(const SculptSession *ss, const int index); +void SCULPT_connected_components_ensure(Object *ob); + /* Sculpt Visibility API */ void SCULPT_vertex_visible_set(SculptSession *ss, int index, bool visible); @@ -300,6 +302,7 @@ void SCULPT_floodfill_add_initial_with_symmetry(struct Sculpt *sd, int index, float radius); void SCULPT_floodfill_add_initial(SculptFloodFill *flood, int index); +void SCULPT_floodfill_add_and_skip_initial(SculptFloodFill *flood, int index); void SCULPT_floodfill_execute( struct SculptSession *ss, SculptFloodFill *flood, @@ -361,6 +364,21 @@ float *SCULPT_boundary_automasking_init(Object *ob, int propagation_steps, float *automask_factor); +/* Geodesic distances. */ + +/* Returns an array indexed by vertex index containing the geodesic distance to the closest vertex +in the initial vertex set. The caller is responsible for freeing the array. +Geodesic distances will only work when used with PBVH_FACES, for other types of PBVH it will +fallback to euclidean distances to one of the initial vertices in the set. */ +float *SCULPT_geodesic_distances_create(struct Object *ob, + struct GSet *initial_vertices, + const float limit_radius); +float *SCULPT_geodesic_from_vertex_and_symm(struct Sculpt *sd, + struct Object *ob, + const int vertex, + const float limit_radius); +float *SCULPT_geodesic_from_vertex(Object *ob, const int vertex, const float limit_radius); + /* Filters. */ void SCULPT_filter_cache_init(struct bContext *C, Object *ob, Sculpt *sd, const int undo_type); void SCULPT_filter_cache_free(SculptSession *ss); @@ -1066,6 +1084,155 @@ void SCULPT_filter_to_orientation_space(float r_v[3], struct FilterCache *filter void SCULPT_filter_to_object_space(float r_v[3], struct FilterCache *filter_cache); void SCULPT_filter_zero_disabled_axis_components(float r_v[3], struct FilterCache *filter_cache); +/* Sculpt Expand. */ +typedef enum eSculptExpandFalloffType { + SCULPT_EXPAND_FALLOFF_GEODESIC, + SCULPT_EXPAND_FALLOFF_TOPOLOGY, + SCULPT_EXPAND_FALLOFF_TOPOLOGY_DIAGONALS, + SCULPT_EXPAND_FALLOFF_NORMALS, + SCULPT_EXPAND_FALLOFF_SPHERICAL, + SCULPT_EXPAND_FALLOFF_BOUNDARY_TOPOLOGY, + SCULPT_EXPAND_FALLOFF_BOUNDARY_FACE_SET, + SCULPT_EXPAND_FALLOFF_ACTIVE_FACE_SET, +} eSculptExpandFalloffType; + +typedef enum eSculptExpandTargetType { + SCULPT_EXPAND_TARGET_MASK, + SCULPT_EXPAND_TARGET_FACE_SETS, + SCULPT_EXPAND_TARGET_COLORS, +} eSculptExpandTargetType; + +typedef enum eSculptExpandRecursionType { + SCULPT_EXPAND_RECURSION_TOPOLOGY, + SCULPT_EXPAND_RECURSION_GEODESICS, +} eSculptExpandRecursionType; + +#define EXPAND_SYMM_AREAS 8 + +typedef struct ExpandCache { + /* Target data elements that the expand operation will affect. */ + eSculptExpandTargetType target; + + /* Falloff data. */ + eSculptExpandFalloffType falloff_type; + + /* Indexed by vertex index, precalculated falloff value of that vertex (without any falloff + * editing modification applied). */ + float *vert_falloff; + /* Max falloff value in *vert_falloff. */ + float max_vert_falloff; + + /* Indexed by base mesh poly index, precalculated falloff value of that face. These values are + * calculated from the per vertex falloff (*vert_falloff) when needed. */ + float *face_falloff; + float max_face_falloff; + + /* Falloff value of the active element (vertex or base mesh face) that Expand will expand to. */ + float active_falloff; + + /* When set to true, expand skips all falloff computations and considers all elements as enabled. + */ + bool all_enabled; + + /* Initial mouse and cursor data from where the current falloff started. This data can be changed + * during the execution of Expand by moving the origin. */ + float initial_mouse_move[2]; + float initial_mouse[2]; + int initial_active_vertex; + int initial_active_face_set; + + /* Maximum number of vertices allowed in the SculptSession for previewing the falloff using + * geodesic distances. */ + int max_geodesic_move_preview; + + /* Original falloff type before starting the move operation. */ + eSculptExpandFalloffType move_original_falloff_type; + /* Falloff type using when moving the origin for preview. */ + eSculptExpandFalloffType move_preview_falloff_type; + + /* Face set ID that is going to be used when creating a new Face Set. */ + int next_face_set; + + /* Face Set ID of the Face set selected for editing. */ + int update_face_set; + + /* Mouse position since the last time the origin was moved. Used for reference when moving the + * initial position of Expand. */ + float original_mouse_move[2]; + + /* Active components checks. */ + /* Indexed by symmetry pass index, contains the connected component ID found in + * SculptSession->vertex_info.connected_component. Other connected components not found in this + * array will be ignored by Expand. */ + int active_connected_components[EXPAND_SYMM_AREAS]; + + /* Snapping. */ + /* GSet containing all Face Sets IDs that Expand will use to snap the new data. */ + GSet *snap_enabled_face_sets; + + /* Texture distortion data. */ + Brush *brush; + struct Scene *scene; + struct MTex *mtex; + + /* Controls how much texture distortion will be applied to the current falloff */ + float texture_distortion_strength; + + /* Cached PBVH nodes. This allows to skip gathering all nodes from the PBVH each time expand + * needs to update the state of the elements. */ + PBVHNode **nodes; + int totnode; + + /* Expand state options. */ + + /* Number of loops (times that the falloff is going to be repeated). */ + int loop_count; + + /* Invert the falloff result. */ + bool invert; + + /* When set to true, preserves the previous state of the data and adds the new one on top. */ + bool preserve; + + /* When set to true, the mask or colors will be applied as a gradient. */ + bool falloff_gradient; + + /* When set to true, Expand will use the Brush falloff curve data to shape the gradient. */ + bool brush_gradient; + + /* When set to true, Expand will move the origin (initial active vertex and cursor position) + * instead of updating the active vertex and active falloff. */ + bool move; + + /* When set to true, Expand will snap the new data to the Face Sets IDs found in + * *original_face_sets. */ + bool snap; + + /* When set to true, Expand will use the current Face Set ID to modify an existing Face Set + * instead of creating a new one. */ + bool modify_active_face_set; + + /* When set to true, Expand will reposition the sculpt pivot to the boundary of the expand result + * after finishing the operation. */ + bool reposition_pivot; + + /* Color target data type related data. */ + float fill_color[4]; + short blend_mode; + + /* Face Sets at the first step of the expand operation, before starting modifying the active + * vertex and active falloff. These are not the original Face Sets of the sculpt before starting + * the operator as they could have been modified by Expand when initializing the operator and + * before starting changing the active vertex. These Face Sets are used for restoring and + * checking the Face Sets state while the Expand operation modal runs. */ + int *initial_face_sets; + + /* Original data of the sculpt as it was before running the Expand operator. */ + float *original_mask; + int *original_face_sets; + float (*original_colors)[4]; +} ExpandCache; + typedef struct FilterCache { bool enabled_axis[3]; bool enabled_force_axis[3]; @@ -1150,6 +1317,10 @@ bool SCULPT_get_redraw_rect(struct ARegion *region, /* Operators. */ +/* Expand. */ +void SCULPT_OT_expand(struct wmOperatorType *ot); +void sculpt_expand_modal_keymap(struct wmKeyConfig *keyconf); + /* Gestures. */ void SCULPT_OT_face_set_lasso_gesture(struct wmOperatorType *ot); void SCULPT_OT_face_set_box_gesture(struct wmOperatorType *ot); |