tornavis/source/blender/blenkernel/BKE_geometry_set.h

66 lines
1.9 KiB
C

/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#pragma once
/** \file
* \ingroup bke
*/
#ifdef __cplusplus
extern "C" {
#endif
struct Collection;
struct GeometrySet;
struct Object;
/* Each geometry component has a specific type. The type determines what kind of data the component
* stores. Functions modifying a geometry will usually just modify a subset of the component types.
*/
typedef enum GeometryComponentType {
GEO_COMPONENT_TYPE_MESH = 0,
GEO_COMPONENT_TYPE_POINT_CLOUD = 1,
GEO_COMPONENT_TYPE_INSTANCES = 2,
GEO_COMPONENT_TYPE_VOLUME = 3,
} GeometryComponentType;
void BKE_geometry_set_free(struct GeometrySet *geometry_set);
bool BKE_geometry_set_has_instances(const struct GeometrySet *geometry_set);
typedef enum InstancedDataType {
INSTANCE_DATA_TYPE_OBJECT = 0,
INSTANCE_DATA_TYPE_COLLECTION = 1,
} InstancedDataType;
typedef struct InstancedData {
InstancedDataType type;
union {
struct Object *object;
struct Collection *collection;
} data;
} InstancedData;
int BKE_geometry_set_instances(const struct GeometrySet *geometry_set,
float (**r_transforms)[4][4],
const int **r_almost_unique_ids,
struct InstancedData **r_instanced_data);
#ifdef __cplusplus
}
#endif