void image_destroy(struct vg_image *img)
{
struct vg_context *ctx = vg_current_context();
vg_context_remove_object(ctx, VG_OBJECT_IMAGE, img);
if (img->parent) {
/* remove img from the parent child array */
int idx;
struct vg_image **array =
(struct vg_image **)img->parent->children_array->data;
for (idx = 0; idx < img->parent->children_array->num_elements; ++idx) {
struct vg_image *child = array[idx];
if (child == img) {
break;
}
}
debug_assert(idx < img->parent->children_array->num_elements);
array_remove_element(img->parent->children_array, idx);
}
if (img->children_array && img->children_array->num_elements) {
/* reparent the children */
VGint i;
struct vg_image *parent = img->parent;
struct vg_image **children =
(struct vg_image **)img->children_array->data;
if (!parent) {
VGint min_x = children[0]->x;
parent = children[0];
for (i = 1; i < img->children_array->num_elements; ++i) {
struct vg_image *child = children[i];
if (child->x < min_x) {
parent = child;
}
}
}
for (i = 0; i < img->children_array->num_elements; ++i) {
struct vg_image *child = children[i];
if (child != parent) {
child->parent = parent;
if (!parent->children_array) {
parent->children_array = array_create(
sizeof(struct vg_image*));
}
array_append_data(parent->children_array,
&child, 1);
} else
child->parent = NULL;
}
array_destroy(img->children_array);
}
pipe_texture_reference(&img->texture, NULL);
free(img);
}
void array_remove_duplicates(array_t* array)
{
arrayelement_t* element=array->first;
size_t i=0;
while(element)
{
while(element->next && element->next->data==element->data)
{
array_remove_element(array,i+1);
}
element=element->next;
i++;
}
}
