diff options
Diffstat (limited to 'source/blender/blenkernel/BKE_customdata.h')
| -rw-r--r-- | source/blender/blenkernel/BKE_customdata.h | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/source/blender/blenkernel/BKE_customdata.h b/source/blender/blenkernel/BKE_customdata.h index 7ad25ac7e79..b69ad4d1b8b 100644 --- a/source/blender/blenkernel/BKE_customdata.h +++ b/source/blender/blenkernel/BKE_customdata.h @@ -40,11 +40,15 @@ extern "C" { #include "../blenloader/BLO_sys_types.h" /* XXX, should have a more generic include for this */ +struct BMesh; struct ID; struct CustomData; struct CustomDataLayer; typedef uint64_t CustomDataMask; +/*a data type large enough to hold 1 element from any customdata layer type*/ +typedef struct {unsigned char data[64];} CDBlockBytes; + extern const CustomDataMask CD_MASK_BAREMESH; extern const CustomDataMask CD_MASK_MESH; extern const CustomDataMask CD_MASK_EDITMESH; @@ -69,6 +73,25 @@ extern const CustomDataMask CD_MASK_FACECORNERS; #define CD_TYPE_AS_MASK(_type) (CustomDataMask)((CustomDataMask)1 << (CustomDataMask)(_type)) +/* Checks if the layer at physical offset layern (in data->layers) support math + * the below operations. + */ +int CustomData_layer_has_math(struct CustomData *data, int layern); + +/*copies the "value" (e.g. mloopuv uv or mloopcol colors) from one block to + another, while not overwriting anything else (e.g. flags). probably only + implemented for mloopuv/mloopcol, for now.*/ +void CustomData_data_copy_value(int type, void *source, void *dest); + +/* compares if data1 is equal to data2. type is a valid CustomData type + * enum (e.g. CD_MLOOPUV). the layer type's equal function is used to compare + * the data, if it exists, otherwise memcmp is used.*/ +int CustomData_data_equals(int type, void *data1, void *data2); +void CustomData_data_initminmax(int type, void *min, void *max); +void CustomData_data_dominmax(int type, void *data, void *min, void *max); +void CustomData_data_multiply(int type, void *data, float fac); +void CustomData_data_add(int type, void *data1, void *data2); + /* initialises a CustomData object with the same layer setup as source. * mask is a bitfield where (mask & (1 << (layer type))) indicates * if a layer should be copied or not. alloctype must be one of the above. */ @@ -83,6 +106,12 @@ void CustomData_update_typemap(struct CustomData *data); void CustomData_merge(const struct CustomData *source, struct CustomData *dest, CustomDataMask mask, int alloctype, int totelem); +/*bmesh version of CustomData_merge; merges the layouts of source and dest, + then goes through the mesh and makes sure all the customdata blocks are + consistent with the new layout.*/ +void CustomData_bmesh_merge(struct CustomData *source, struct CustomData *dest, + int mask, int alloctype, struct BMesh *bm, int type); + /* frees data associated with a CustomData object (doesn't free the object * itself, though) */ @@ -308,8 +337,9 @@ int CustomData_verify_versions(struct CustomData *data, int index); /*BMesh specific customdata stuff*/ void CustomData_to_bmeshpoly(struct CustomData *fdata, struct CustomData *pdata, - struct CustomData *ldata); + struct CustomData *ldata, int totloop, int totpoly); void CustomData_from_bmeshpoly(struct CustomData *fdata, struct CustomData *pdata, struct CustomData *ldata, int total); +void CustomData_bmesh_update_active_layers(struct CustomData *fdata, struct CustomData *pdata, struct CustomData *ldata); void CustomData_bmesh_init_pool(struct CustomData *data, int allocsize); /* External file storage */ |