static int buttons_context_path_texture(ButsContextPath *path, ButsContextTexture *ct) { if (ct) { /* new shading system */ PointerRNA *ptr = &path->ptr[path->len - 1]; ID *id; /* if we already have a (pinned) texture, we're done */ if (RNA_struct_is_a(ptr->type, &RNA_Texture)) return 1; if (!ct->user) return 0; id = ct->user->id; if (id) { if (GS(id->name) == ID_BR) buttons_context_path_brush(path); else if (GS(id->name) == ID_MA) buttons_context_path_material(path, false, true); else if (GS(id->name) == ID_WO) buttons_context_path_world(path); else if (GS(id->name) == ID_LA) buttons_context_path_data(path, OB_LAMP); else if (GS(id->name) == ID_PA) buttons_context_path_particle(path); else if (GS(id->name) == ID_OB) buttons_context_path_object(path); else if (GS(id->name) == ID_LS) buttons_context_path_linestyle(path); } if (ct->texture) { RNA_id_pointer_create(&ct->texture->id, &path->ptr[path->len]); path->len++; } return 1; } else { /* old shading system */ Material *ma; Lamp *la; World *wo; ParticleSystem *psys; FreestyleLineStyle *ls; Tex *tex; PointerRNA *ptr = &path->ptr[path->len - 1]; /* if we already have a (pinned) texture, we're done */ if (RNA_struct_is_a(ptr->type, &RNA_Texture)) { return 1; } /* try world */ else if ((path->tex_ctx == SB_TEXC_WORLD) && buttons_context_path_world(path)) { wo = path->ptr[path->len - 1].data; if (wo && GS(wo->id.name) == ID_WO) { tex = give_current_world_texture(wo); RNA_id_pointer_create(&tex->id, &path->ptr[path->len]); path->len++; return 1; } } /* try particles */ else if ((path->tex_ctx == SB_TEXC_PARTICLES) && buttons_context_path_particle(path)) { if (path->ptr[path->len - 1].type == &RNA_ParticleSettings) { ParticleSettings *part = path->ptr[path->len - 1].data; tex = give_current_particle_texture(part); RNA_id_pointer_create(&tex->id, &path->ptr[path->len]); path->len++; return 1; } else { psys = path->ptr[path->len - 1].data; if (psys && psys->part && GS(psys->part->id.name) == ID_PA) { tex = give_current_particle_texture(psys->part); RNA_id_pointer_create(&tex->id, &path->ptr[path->len]); path->len++; return 1; } } } /* try material */ else if ((path->tex_ctx == SB_TEXC_MATERIAL) && buttons_context_path_material(path, true, false)) { ma = path->ptr[path->len - 1].data; if (ma) { tex = give_current_material_texture(ma); RNA_id_pointer_create(&tex->id, &path->ptr[path->len]); path->len++; return 1; } } /* try lamp */ else if ((path->tex_ctx == SB_TEXC_LAMP) && buttons_context_path_data(path, OB_LAMP)) { la = path->ptr[path->len - 1].data; if (la) { tex = give_current_lamp_texture(la); RNA_id_pointer_create(&tex->id, &path->ptr[path->len]); path->len++; return 1; } } /* try linestyle */ else if ((path->tex_ctx == SB_TEXC_LINESTYLE) && buttons_context_path_linestyle(path)) { ls = path->ptr[path->len - 1].data; if (ls) { tex = give_current_linestyle_texture(ls); RNA_id_pointer_create(&tex->id, &path->ptr[path->len]); path->len++; return 1; } } } /* no path to a texture possible */ return 0; }
static void texture_get_from_context(const bContext *C, bNodeTreeType *UNUSED(treetype), bNodeTree **r_ntree, ID **r_id, ID **r_from) { SpaceNode *snode = CTX_wm_space_node(C); Scene *scene = CTX_data_scene(C); Object *ob = OBACT; Tex *tx = NULL; if (snode->texfrom == SNODE_TEX_OBJECT) { if (ob) { tx = give_current_object_texture(ob); if (tx) { if (ob->type == OB_LAMP) *r_from = (ID *)ob->data; else *r_from = (ID *)give_current_material(ob, ob->actcol); /* from is not set fully for material nodes, should be ID + Node then */ *r_id = &tx->id; *r_ntree = tx->nodetree; } } } else if (snode->texfrom == SNODE_TEX_WORLD) { if (scene->world) { *r_from = (ID *)scene->world; tx = give_current_world_texture(scene->world); if (tx) { *r_id = &tx->id; *r_ntree = tx->nodetree; } } } else if (snode->texfrom == SNODE_TEX_BRUSH) { struct Brush *brush = NULL; if (ob && (ob->mode & OB_MODE_SCULPT)) brush = BKE_paint_brush(&scene->toolsettings->sculpt->paint); else brush = BKE_paint_brush(&scene->toolsettings->imapaint.paint); if (brush) { *r_from = (ID *)brush; tx = give_current_brush_texture(brush); if (tx) { *r_id = &tx->id; *r_ntree = tx->nodetree; } } } else if (snode->texfrom == SNODE_TEX_LINESTYLE) { FreestyleLineStyle *linestyle = BKE_linestyle_active_from_scene(scene); if (linestyle) { *r_from = (ID *)linestyle; tx = give_current_linestyle_texture(linestyle); if (tx) { *r_id = &tx->id; *r_ntree = tx->nodetree; } } } }