diff options
Diffstat (limited to 'source/blender/blenkernel/intern/anim_sys.c')
| -rw-r--r-- | source/blender/blenkernel/intern/anim_sys.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/source/blender/blenkernel/intern/anim_sys.c b/source/blender/blenkernel/intern/anim_sys.c index 5ee82bb5842..2fb832dc72d 100644 --- a/source/blender/blenkernel/intern/anim_sys.c +++ b/source/blender/blenkernel/intern/anim_sys.c @@ -51,18 +51,23 @@ #include "DNA_material_types.h" #include "DNA_object_types.h" #include "DNA_scene_types.h" +#include "DNA_screen_types.h" +#include "DNA_space_types.h" #include "DNA_texture_types.h" #include "DNA_world_types.h" #include "BKE_animsys.h" #include "BKE_action.h" +#include "BKE_context.h" #include "BKE_depsgraph.h" #include "BKE_fcurve.h" #include "BKE_nla.h" #include "BKE_global.h" #include "BKE_main.h" +#include "BKE_material.h" #include "BKE_library.h" #include "BKE_report.h" +#include "BKE_texture.h" #include "RNA_access.h" @@ -551,6 +556,74 @@ void BKE_animdata_separate_by_basepath(ID *srcID, ID *dstID, ListBase *basepaths } } +/** + * Temporary wrapper for driver operators for buttons to make it easier to create + * such drivers by rerouting all paths through the active object instead so that + * they will get picked up by the dependency system. + * + * \param C Context pointer - for getting active data + * \param[in,out] ptr RNA pointer for property's datablock. May be modified as result of path remapping. + * \param prop RNA definition of property to add for + * \return MEM_alloc'd string representing the path to the property from the given #PointerRNA + */ +char *BKE_animdata_driver_path_hack(bContext *C, PointerRNA *ptr, PropertyRNA *prop, char *base_path) +{ + ID *id = (ID *)ptr->id.data; + ScrArea *sa = CTX_wm_area(C); + + /* get standard path which may be extended */ + char *basepath = base_path ? base_path : RNA_path_from_ID_to_property(ptr, prop); + char *path = basepath; /* in case no remapping is needed */ + + /* Remapping will only be performed in the Properties Editor, as only this + * restricts the subspace of options to the 'active' data (a manageable state) + */ + /* TODO: watch out for pinned context? */ + if ((sa) && (sa->spacetype == SPACE_BUTS)) { + Object *ob = CTX_data_active_object(C); + + if (ob && id) { + /* only id-types which can be remapped to go through objects should be considered */ + switch (GS(id->name)) { + case ID_TE: /* textures */ + { + Material *ma = give_current_material(ob, ob->actcol); + Tex *tex = give_current_material_texture(ma); + + /* assumes: texture will only be shown if it is active material's active texture it's ok */ + if ((ID *)tex == id) { + char name_esc_ma[(sizeof(ma->id.name) - 2) * 2]; + char name_esc_tex[(sizeof(tex->id.name) - 2) * 2]; + + BLI_strescape(name_esc_ma, ma->id.name + 2, sizeof(name_esc_ma)); + BLI_strescape(name_esc_tex, tex->id.name + 2, sizeof(name_esc_tex)); + + /* create new path */ + // TODO: use RNA path functions to construct step by step instead? + // FIXME: maybe this isn't even needed anymore... + path = BLI_sprintfN("material_slots[\"%s\"].material.texture_slots[\"%s\"].texture.%s", + name_esc_ma, name_esc_tex, basepath); + + /* free old one */ + if (basepath != base_path) + MEM_freeN(basepath); + } + break; + } + } + + /* fix RNA pointer, as we've now changed the ID root by changing the paths */ + if (basepath != path) { + /* rebase provided pointer so that it starts from object... */ + RNA_pointer_create(&ob->id, ptr->type, ptr->data, ptr); + } + } + } + + /* the path should now have been corrected for use */ + return path; +} + /* Path Validation -------------------------------------------- */ /* Check if a given RNA Path is valid, by tracing it from the given ID, and seeing if we can resolve it */ |