diff options
Diffstat (limited to 'source/blender/blenkernel/BKE_paint.h')
| -rw-r--r-- | source/blender/blenkernel/BKE_paint.h | 111 |
1 files changed, 105 insertions, 6 deletions
diff --git a/source/blender/blenkernel/BKE_paint.h b/source/blender/blenkernel/BKE_paint.h index e3a6fb4ba2e..58687858a9e 100644 --- a/source/blender/blenkernel/BKE_paint.h +++ b/source/blender/blenkernel/BKE_paint.h @@ -17,8 +17,7 @@ * All rights reserved. */ -#ifndef __BKE_PAINT_H__ -#define __BKE_PAINT_H__ +#pragma once /** \file * \ingroup bke @@ -42,6 +41,7 @@ struct EdgeSet; struct GHash; struct GridPaintMask; struct ImagePool; +struct ListBase; struct MLoop; struct MLoopTri; struct MVert; @@ -260,10 +260,20 @@ typedef struct SculptPoseIKChain { /* Cloth Brush */ typedef struct SculptClothLengthConstraint { - int v1; - int v2; + /* Elements that are affected by the constraint. */ + /* Element a should always be a mesh vertex with the index stored in elem_index_a as it is always + * deformed. Element b could be another vertex of the same mesh or any other position (arbitrary + * point, position for a previous state). In that case, elem_index_a and elem_index_b should be + * the same to avoid affecting two different vertices when solving the constraints. + * *elem_position points to the position which is owned by the element. */ + int elem_index_a; + float *elem_position_a; + + int elem_index_b; + float *elem_position_b; float length; + float strength; } SculptClothLengthConstraint; typedef struct SculptClothSimulation { @@ -273,6 +283,11 @@ typedef struct SculptClothSimulation { int capacity_length_constraints; float *length_constraint_tweak; + /* Position anchors for deformation brushes. These positions are modified by the brush and the + * final positions of the simulated vertices are updated with constraints that use these points + * as targets. */ + float (*deformation_pos)[3]; + float mass; float damping; @@ -280,7 +295,9 @@ typedef struct SculptClothSimulation { float (*pos)[3]; float (*init_pos)[3]; float (*prev_pos)[3]; + float (*last_iteration_pos)[3]; + struct ListBase *collider_list; } SculptClothSimulation; typedef struct SculptPersistentBase { @@ -297,6 +314,76 @@ typedef struct SculptVertexInfo { BLI_bitmap *boundary; } SculptVertexInfo; +typedef struct SculptBoundaryEditInfo { + /* Vertex index from where the topology propagation reached this vertex. */ + int original_vertex; + + /* How many steps were needed to reach this vertex from the boundary. */ + int num_propagation_steps; + + /* Stregth that is used to deform this vertex. */ + float strength_factor; +} SculptBoundaryEditInfo; + +/* Edge for drawing the boundary preview in the cursor. */ +typedef struct SculptBoundaryPreviewEdge { + int v1; + int v2; +} SculptBoundaryPreviewEdge; + +typedef struct SculptBoundary { + /* Vertex indices of the active boundary. */ + int *vertices; + int vertices_capacity; + int num_vertices; + + /* Data for drawing the preview. */ + SculptBoundaryPreviewEdge *edges; + int edges_capacity; + int num_edges; + + /* True if the boundary loops into itself. */ + bool forms_loop; + + /* Initial vertex in the boundary which is closest to the current sculpt active vertex. */ + int initial_vertex; + + /* Vertex that at max_propagation_steps from the boundary and closest to the original active + * vertex that was used to initialize the boundary. This is used as a reference to check how much + * the deformation will go into the mesh and to calculate the strength of the brushes. */ + int pivot_vertex; + + /* Stores the initial positions of the pivot and boundary initial vertex as they may be deformed + * during the brush action. This allows to use them as a reference positions and vectors for some + * brush effects. */ + float initial_vertex_position[3]; + float initial_pivot_position[3]; + + /* Maximum number of topology steps that were calculated from the boundary. */ + int max_propagation_steps; + + /* Indexed by vertex index, contains the topology information needed for boundary deformations. + */ + struct SculptBoundaryEditInfo *edit_info; + + /* Bend Deform type. */ + struct { + float (*pivot_rotation_axis)[3]; + float (*pivot_positions)[3]; + } bend; + + /* Slide Deform type. */ + struct { + float (*directions)[3]; + } slide; + + /* Twist Deform type. */ + struct { + float rotation_axis[3]; + float pivot_position[3]; + } twist; +} SculptBoundary; + typedef struct SculptFakeNeighbors { bool use_fake_neighbors; @@ -318,6 +405,9 @@ typedef struct SculptSession { int level; } multires; + /* Depsgraph for the Cloth Brush solver to get the colliders. */ + struct Depsgraph *depsgraph; + /* These are always assigned to base mesh data when using PBVH_FACES and PBVH_GRIDS. */ struct MVert *mvert; struct MPoly *mpoly; @@ -395,6 +485,9 @@ typedef struct SculptSession { float pose_origin[3]; SculptPoseIKChain *pose_ik_chain_preview; + /* Boundary Brush Preview */ + SculptBoundary *boundary_preview; + /* Mesh State Persistence */ /* This is freed with the PBVH, so it is always in sync with the mesh. */ SculptPersistentBase *persistent_base; @@ -451,6 +544,10 @@ void BKE_sculptsession_free_vwpaint_data(struct SculptSession *ss); void BKE_sculptsession_bm_to_me(struct Object *ob, bool reorder); void BKE_sculptsession_bm_to_me_for_render(struct Object *object); +/* Create new color layer on object if it doesn't have one and if experimental feature set has + * sculpt vertex color enabled. Returns truth if new layer has been added, false otherwise. */ +void BKE_sculpt_color_layer_create_if_needed(struct Object *object); + void BKE_sculpt_update_object_for_edit(struct Depsgraph *depsgraph, struct Object *ob_orig, bool need_pmap, @@ -467,6 +564,10 @@ struct PBVH *BKE_sculpt_object_pbvh_ensure(struct Depsgraph *depsgraph, struct O void BKE_sculpt_bvh_update_from_ccg(struct PBVH *pbvh, struct SubdivCCG *subdiv_ccg); +/* This ensure that all elements in the mesh (both vertices and grids) have their visibility + * updated according to the face sets. */ +void BKE_sculpt_sync_face_set_visibility(struct Mesh *mesh, struct SubdivCCG *subdiv_ccg); + bool BKE_sculptsession_use_pbvh_draw(const struct Object *ob, const struct View3D *v3d); enum { @@ -477,5 +578,3 @@ enum { #ifdef __cplusplus } #endif - -#endif |