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/* SPDX-License-Identifier: GPL-2.0-or-later */
/** \file
* \ingroup RNA
*/
#pragma once
/* Macros to help reduce code clutter in rna_mesh.c */
/* Define the accessors for a basic CustomDataLayer collection */
#define DEFINE_CUSTOMDATA_LAYER_COLLECTION(collection_name, customdata_type, layer_type) \
/* check */ \
static int rna_##collection_name##_check(CollectionPropertyIterator *UNUSED(iter), void *data) \
{ \
CustomDataLayer *layer = (CustomDataLayer *)data; \
return (layer->type != layer_type); \
} \
/* begin */ \
static void rna_Mesh_##collection_name##s_begin(CollectionPropertyIterator *iter, \
PointerRNA *ptr) \
{ \
CustomData *data = rna_mesh_##customdata_type(ptr); \
if (data) { \
rna_iterator_array_begin(iter, \
(void *)data->layers, \
sizeof(CustomDataLayer), \
data->totlayer, \
0, \
rna_##collection_name##_check); \
} \
else { \
rna_iterator_array_begin(iter, NULL, 0, 0, 0, NULL); \
} \
} \
/* length */ \
static int rna_Mesh_##collection_name##s_length(PointerRNA *ptr) \
{ \
CustomData *data = rna_mesh_##customdata_type(ptr); \
return data ? CustomData_number_of_layers(data, layer_type) : 0; \
} \
/* index range */ \
static void rna_Mesh_##collection_name##_index_range( \
PointerRNA *ptr, int *min, int *max, int *UNUSED(softmin), int *UNUSED(softmax)) \
{ \
CustomData *data = rna_mesh_##customdata_type(ptr); \
*min = 0; \
*max = data ? CustomData_number_of_layers(data, layer_type) - 1 : 0; \
*max = MAX2(0, *max); \
}
/* Define the accessors for special CustomDataLayers in the collection
* (active, render, clone, stencil, etc) */
#define DEFINE_CUSTOMDATA_LAYER_COLLECTION_ACTIVEITEM( \
collection_name, customdata_type, layer_type, active_type, layer_rna_type) \
\
static PointerRNA rna_Mesh_##collection_name##_##active_type##_get(PointerRNA *ptr) \
{ \
CustomData *data = rna_mesh_##customdata_type(ptr); \
CustomDataLayer *layer; \
if (data) { \
int index = CustomData_get_##active_type##_layer_index(data, layer_type); \
layer = (index == -1) ? NULL : &data->layers[index]; \
} \
else { \
layer = NULL; \
} \
return rna_pointer_inherit_refine(ptr, &RNA_##layer_rna_type, layer); \
} \
\
static void rna_Mesh_##collection_name##_##active_type##_set( \
PointerRNA *ptr, PointerRNA value, struct ReportList *UNUSED(reports)) \
{ \
Mesh *me = rna_mesh(ptr); \
CustomData *data = rna_mesh_##customdata_type(ptr); \
int a; \
if (data) { \
CustomDataLayer *layer; \
int layer_index = CustomData_get_layer_index(data, layer_type); \
for (layer = data->layers + layer_index, a = 0; layer_index + a < data->totlayer; \
layer++, a++) { \
if (value.data == layer) { \
CustomData_set_layer_##active_type(data, layer_type, a); \
BKE_mesh_tessface_clear(me); \
return; \
} \
} \
} \
} \
\
static int rna_Mesh_##collection_name##_##active_type##_index_get(PointerRNA *ptr) \
{ \
CustomData *data = rna_mesh_##customdata_type(ptr); \
if (data) { \
return CustomData_get_##active_type##_layer(data, layer_type); \
} \
else { \
return 0; \
} \
} \
\
static void rna_Mesh_##collection_name##_##active_type##_index_set(PointerRNA *ptr, int value) \
{ \
Mesh *me = rna_mesh(ptr); \
CustomData *data = rna_mesh_##customdata_type(ptr); \
if (data) { \
CustomData_set_layer_##active_type(data, layer_type, value); \
BKE_mesh_tessface_clear(me); \
} \
}
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