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 int buttons_context_path(const bContext *C, ButsContextPath *path, int mainb, int flag)
{
SpaceButs *sbuts = CTX_wm_space_buts(C);
ID *id;
int found;
memset(path, 0, sizeof(*path));
path->flag = flag;
path->tex_ctx = sbuts->texture_context;
/* if some ID datablock is pinned, set the root pointer */
if (sbuts->pinid) {
id = sbuts->pinid;
RNA_id_pointer_create(id, &path->ptr[0]);
path->len++;
}
/* no pinned root, use scene as root */
if (path->len == 0) {
id = (ID *)CTX_data_scene(C);
RNA_id_pointer_create(id, &path->ptr[0]);
path->len++;
}
/* now for each buttons context type, we try to construct a path,
* tracing back recursively */
switch (mainb) {
case BCONTEXT_SCENE:
case BCONTEXT_RENDER:
found = buttons_context_path_scene(path);
break;
case BCONTEXT_RENDER_LAYER:
#ifdef WITH_FREESTYLE
if (buttons_context_linestyle_pinnable(C)) {
found = buttons_context_path_linestyle(path);
if (found) {
break;
}
}
#endif
found = buttons_context_path_scene(path);
break;
case BCONTEXT_WORLD:
found = buttons_context_path_world(path);
break;
case BCONTEXT_OBJECT:
case BCONTEXT_PHYSICS:
case BCONTEXT_CONSTRAINT:
found = buttons_context_path_object(path);
break;
case BCONTEXT_MODIFIER:
found = buttons_context_path_modifier(path);
break;
case BCONTEXT_DATA:
found = buttons_context_path_data(path, -1);
break;
case BCONTEXT_PARTICLE:
found = buttons_context_path_particle(path);
break;
case BCONTEXT_MATERIAL:
found = buttons_context_path_material(path, false, (sbuts->texuser != NULL));
break;
case BCONTEXT_TEXTURE:
found = buttons_context_path_texture(path, sbuts->texuser);
break;
case BCONTEXT_BONE:
found = buttons_context_path_bone(path);
if (!found)
found = buttons_context_path_data(path, OB_ARMATURE);
break;
case BCONTEXT_BONE_CONSTRAINT:
found = buttons_context_path_pose_bone(path);
break;
default:
found = 0;
break;
}
return found;
}
static int buttons_context_path_texture(ButsContextPath *path)
{
Material *ma;
Lamp *la;
Brush *br;
World *wo;
ParticleSystem *psys;
Tex *tex;
PointerRNA *ptr= &path->ptr[path->len-1];
int orig_len = path->len;
/* if we already have a (pinned) texture, we're done */
if(RNA_struct_is_a(ptr->type, &RNA_Texture)) {
return 1;
}
/* try brush */
if((path->tex_ctx == SB_TEXC_BRUSH) && buttons_context_path_brush(path)) {
br= path->ptr[path->len-1].data;
if(br) {
tex= give_current_brush_texture(br);
RNA_id_pointer_create(&tex->id, &path->ptr[path->len]);
path->len++;
return 1;
}
}
/* try world */
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 */
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 */
if(buttons_context_path_material(path, 1)) {
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 */
if(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 brushes again in case of no material, lamp, etc */
path->len = orig_len;
if(buttons_context_path_brush(path)) {
br= path->ptr[path->len-1].data;
if(br) {
tex= give_current_brush_texture(br);
RNA_id_pointer_create(&tex->id, &path->ptr[path->len]);
path->len++;
return 1;
}
}
/* no path to a texture possible */
return 0;
}