diff options
Diffstat (limited to 'source/blender/blenkernel/intern/multires_reshape.h')
| -rw-r--r-- | source/blender/blenkernel/intern/multires_reshape.h | 94 |
1 files changed, 44 insertions, 50 deletions
diff --git a/source/blender/blenkernel/intern/multires_reshape.h b/source/blender/blenkernel/intern/multires_reshape.h index 9029d19ae88..deeb885e15a 100644 --- a/source/blender/blenkernel/intern/multires_reshape.h +++ b/source/blender/blenkernel/intern/multires_reshape.h @@ -36,6 +36,11 @@ struct Subdiv; struct SubdivCCG; typedef struct MultiresReshapeContext { + /* NOTE: Only available when context is initialized from object. */ + struct Depsgraph *depsgraph; + struct Object *object; + struct MultiresModifierData *mmd; + /* Base mesh from original object. * NOTE: Does NOT include any leading modifiers in it. */ struct Mesh *base_mesh; @@ -132,9 +137,9 @@ typedef struct ReshapeConstGridElement { float mask; } ReshapeConstGridElement; -/* -------------------------------------------------------------------- */ -/** \name Construct/destruct reshape context. - * \{ */ +/* ================================================================================================ + * Construct/destruct reshape context. + */ /* Create subdivision surface descriptor which is configured for surface evaluation at a given * multires modifier. */ @@ -142,6 +147,9 @@ struct Subdiv *multires_reshape_create_subdiv(struct Depsgraph *depsgraph, struct Object *object, const struct MultiresModifierData *mmd); +/* NOTE: Initialized base mesh to object's mesh, the Subdiv is created from the deformed + * mesh prior to the multires modifier if depsgraph is not NULL. If the depsgraph is NULL + * then Subdiv is created from base mesh (without any deformation applied). */ bool multires_reshape_context_create_from_object(MultiresReshapeContext *reshape_context, struct Depsgraph *depsgraph, struct Object *object, @@ -159,11 +167,9 @@ bool multires_reshape_context_create_from_subdivide(MultiresReshapeContext *resh void multires_reshape_context_free(MultiresReshapeContext *reshape_context); -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name Helper accessors. - * \{ */ +/* ================================================================================================ + * Helper accessors. + */ /* For the given grid index get index of face it was created for. */ int multires_reshape_grid_to_face_index(const MultiresReshapeContext *reshape_context, @@ -206,11 +212,9 @@ ReshapeGridElement multires_reshape_grid_element_for_ptex_coord( ReshapeConstGridElement multires_reshape_orig_grid_element_for_grid_coord( const MultiresReshapeContext *reshape_context, const GridCoord *grid_coord); -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name Sample limit surface of the base mesh. - * \{ */ +/* ================================================================================================ + * Sample limit surface of the base mesh. + */ /* Evaluate limit surface created from base mesh. * This is the limit surface which defines tangent space for MDisps. */ @@ -219,20 +223,16 @@ void multires_reshape_evaluate_limit_at_grid(const MultiresReshapeContext *resha float r_P[3], float r_tangent_matrix[3][3]); -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name Custom data preparation. - * \{ */ +/* ================================================================================================ + * Custom data preparation. + */ /* Make sure custom data is allocated for the given level. */ void multires_reshape_ensure_grids(struct Mesh *mesh, const int level); -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name Functions specific to reshaping from a set of vertices in a object position. - * \{ */ +/* ================================================================================================ + * Functions specific to reshaping from a set of vertices in a object position. + */ /* Returns truth if all coordinates were assigned. * @@ -243,11 +243,9 @@ bool multires_reshape_assign_final_coords_from_vertcos( const float (*vert_coords)[3], const int num_vert_coords); -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name Functions specific to reshaping from CCG. - * \{ */ +/* ================================================================================================ + * Functions specific to reshaping from CCG. + */ /* NOTE: Displacement grids to be at least at a reshape level. * @@ -255,11 +253,9 @@ bool multires_reshape_assign_final_coords_from_vertcos( bool multires_reshape_assign_final_coords_from_ccg(const MultiresReshapeContext *reshape_context, struct SubdivCCG *subdiv_ccg); -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name Functions specific to reshaping from MDISPS. - * \{ */ +/* ================================================================================================ + * Functions specific to reshaping from MDISPS. + */ /* Reads and writes to the current mesh CD_MDISPS. */ void multires_reshape_assign_final_coords_from_mdisps( @@ -269,11 +265,9 @@ void multires_reshape_assign_final_coords_from_mdisps( void multires_reshape_assign_final_coords_from_orig_mdisps( const MultiresReshapeContext *reshape_context); -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name Displacement smooth. - * \{ */ +/* ================================================================================================ + * Displacement smooth. + */ /* Operates on a displacement grids (CD_MDISPS) which contains object space coordinates stored for * the reshape level. @@ -290,11 +284,9 @@ void multires_reshape_smooth_object_grids_with_details( */ void multires_reshape_smooth_object_grids(const MultiresReshapeContext *reshape_context); -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name Displacement, space conversion. - * \{ */ +/* ================================================================================================ + * Displacement, space conversion. + */ /* Store original grid data, so then it's possible to calculate delta from it and add * high-frequency content on top of reshaped grids. */ @@ -303,11 +295,9 @@ void multires_reshape_store_original_grids(MultiresReshapeContext *reshape_conte void multires_reshape_object_grids_to_tangent_displacement( const MultiresReshapeContext *reshape_context); -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name Apply base. - * \{ */ +/* ================================================================================================ + * Apply base. + */ /* Update mesh coordinates to the final positions of displacement in object space. * This is effectively desired position of base mesh vertices after canceling out displacement. @@ -320,8 +310,12 @@ void multires_reshape_apply_base_update_mesh_coords(MultiresReshapeContext *resh void multires_reshape_apply_base_refit_base_mesh(MultiresReshapeContext *reshape_context); /* Refine subdivision surface to the new positions of the base mesh. */ -void multires_reshape_apply_base_refine_subdiv(MultiresReshapeContext *reshape_context); +void multires_reshape_apply_base_refine_from_base(MultiresReshapeContext *reshape_context); -/** \} */ +/* Refine subdivision surface to the new positions of the deformed mesh (base mesh with all + * modifiers leading the multires applied). + * + * NOTE: Will re-evaluate all leading modifiers, so it's not cheap. */ +void multires_reshape_apply_base_refine_from_deform(MultiresReshapeContext *reshape_context); #endif /* __BKE_INTERN_MULTIRES_RESHAPE_H__ */ |