Differential D11057 Diff 36450 source/blender/blenkernel/BKE_volume.h

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source/blender/blenkernel/BKE_volume.h

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/* Grids		/* Grids
*		*
* For volumes referencing a file, the list of grids and metadata must be		* For volumes referencing a file, the list of grids and metadata must be
* loaded before it can be accessed. This happens on-demand, only when needed		* loaded before it can be accessed. This happens on-demand, only when needed
* by the user interface, dependency graph or render engine. */		* by the user interface, dependency graph or render engine. */

typedef struct VolumeGrid VolumeGrid;		typedef struct VolumeGrid VolumeGrid;

bool BKE_volume_load(struct Volume volume, struct Main bmain);		bool BKE_volume_load(const struct Volume volume, const struct Main bmain);
void BKE_volume_unload(struct Volume *volume);		void BKE_volume_unload(struct Volume *volume);
bool BKE_volume_is_loaded(const struct Volume *volume);		bool BKE_volume_is_loaded(const struct Volume *volume);

int BKE_volume_num_grids(const struct Volume *volume);		int BKE_volume_num_grids(const struct Volume *volume);
const char BKE_volume_grids_error_msg(const struct Volume volume);		const char BKE_volume_grids_error_msg(const struct Volume volume);
const char BKE_volume_grids_frame_filepath(const struct Volume volume);		const char BKE_volume_grids_frame_filepath(const struct Volume volume);
VolumeGrid BKE_volume_grid_get(const struct Volume volume, int grid_index);		const VolumeGrid BKE_volume_grid_get_for_read(const struct Volume volume, int grid_index);
VolumeGrid BKE_volume_grid_active_get(const struct Volume volume);		VolumeGrid BKE_volume_grid_get_for_write(struct Volume volume, int grid_index);
VolumeGrid BKE_volume_grid_find(const struct Volume volume, const char *name);		const VolumeGrid BKE_volume_grid_active_get_for_read(const struct Volume volume);
		const VolumeGrid BKE_volume_grid_find_for_read(const struct Volume volume, const char *name);

/* Grid		/* Grid
*		*
* By default only grid metadata is loaded, for access to the tree and voxels		* By default only grid metadata is loaded, for access to the tree and voxels
* BKE_volume_grid_load must be called first. */		* BKE_volume_grid_load must be called first. */

typedef enum VolumeGridType {		typedef enum VolumeGridType {
VOLUME_GRID_UNKNOWN = 0,		VOLUME_GRID_UNKNOWN = 0,
VOLUME_GRID_BOOLEAN,		VOLUME_GRID_BOOLEAN,
VOLUME_GRID_FLOAT,		VOLUME_GRID_FLOAT,
VOLUME_GRID_DOUBLE,		VOLUME_GRID_DOUBLE,
VOLUME_GRID_INT,		VOLUME_GRID_INT,
VOLUME_GRID_INT64,		VOLUME_GRID_INT64,
VOLUME_GRID_MASK,		VOLUME_GRID_MASK,
VOLUME_GRID_STRING,		VOLUME_GRID_STRING,
VOLUME_GRID_VECTOR_FLOAT,		VOLUME_GRID_VECTOR_FLOAT,
VOLUME_GRID_VECTOR_DOUBLE,		VOLUME_GRID_VECTOR_DOUBLE,
VOLUME_GRID_VECTOR_INT,		VOLUME_GRID_VECTOR_INT,
VOLUME_GRID_POINTS,		VOLUME_GRID_POINTS,
} VolumeGridType;		} VolumeGridType;

bool BKE_volume_grid_load(const struct Volume volume, struct VolumeGrid grid);		bool BKE_volume_grid_load(const struct Volume volume, const struct VolumeGrid grid);
void BKE_volume_grid_unload(const struct Volume volume, struct VolumeGrid grid);		void BKE_volume_grid_unload(const struct Volume volume, const struct VolumeGrid grid);
bool BKE_volume_grid_is_loaded(const struct VolumeGrid *grid);		bool BKE_volume_grid_is_loaded(const struct VolumeGrid *grid);

/* Metadata */		/* Metadata */
const char BKE_volume_grid_name(const struct VolumeGrid grid);		const char BKE_volume_grid_name(const struct VolumeGrid grid);
VolumeGridType BKE_volume_grid_type(const struct VolumeGrid *grid);		VolumeGridType BKE_volume_grid_type(const struct VolumeGrid *grid);
int BKE_volume_grid_channels(const struct VolumeGrid *grid);		int BKE_volume_grid_channels(const struct VolumeGrid *grid);
void BKE_volume_grid_transform_matrix(const struct VolumeGrid *grid, float mat[4][4]);		void BKE_volume_grid_transform_matrix(const struct VolumeGrid *grid, float mat[4][4]);

/* Bounds */
bool BKE_volume_grid_bounds(const struct VolumeGrid *grid, float min[3], float max[3]);

/* Volume Editing		/* Volume Editing
*		*
* These are intended for modifiers to use on evaluated datablocks.		* These are intended for modifiers to use on evaluated datablocks.
*		*
* new_for_eval creates a volume datablock with no grids or file path, but		* new_for_eval creates a volume datablock with no grids or file path, but
* preserves other settings such as viewport display options.		* preserves other settings such as viewport display options.
*		*
* copy_for_eval creates a volume datablock preserving everything except the		* copy_for_eval creates a volume datablock preserving everything except the
* file path. Grids are shared with the source datablock, not copied. */		* file path. Grids are shared with the source datablock, not copied. */

struct Volume BKE_volume_new_for_eval(const struct Volume volume_src);		struct Volume BKE_volume_new_for_eval(const struct Volume volume_src);
struct Volume BKE_volume_copy_for_eval(struct Volume volume_src, bool reference);		struct Volume BKE_volume_copy_for_eval(struct Volume volume_src, bool reference);

struct VolumeGrid BKE_volume_grid_add(struct Volume volume,		struct VolumeGrid BKE_volume_grid_add(struct Volume volume,
const char *name,		const char *name,
VolumeGridType type);		VolumeGridType type);
void BKE_volume_grid_remove(struct Volume volume, struct VolumeGrid grid);		void BKE_volume_grid_remove(struct Volume volume, struct VolumeGrid grid);

/* Simplify */		/* Simplify */
int BKE_volume_simplify_level(const struct Depsgraph *depsgraph);		int BKE_volume_simplify_level(const struct Depsgraph *depsgraph);
float BKE_volume_simplify_factor(const struct Depsgraph *depsgraph);		float BKE_volume_simplify_factor(const struct Depsgraph *depsgraph);

/* File Save */		/* File Save */
bool BKE_volume_save(struct Volume *volume,		bool BKE_volume_save(const struct Volume *volume,
struct Main *bmain,		const struct Main *bmain,
struct ReportList *reports,		struct ReportList *reports,
const char *filepath);		const char *filepath);

#ifdef __cplusplus		#ifdef __cplusplus
}		}
#endif		#endif

/* OpenVDB Grid Access		/* OpenVDB Grid Access
*		*
* Access to OpenVDB grid for C++. These will automatically load grids from		* Access to OpenVDB grid for C++. These will automatically load grids from
* file or copy shared grids to make them writeable. */		* file or copy shared grids to make them writeable. */

#if defined(__cplusplus) && defined(WITH_OPENVDB)		#ifdef __cplusplus
		# include "BLI_float3.hh"
		# include "BLI_float4x4.hh"

		bool BKE_volume_min_max(const Volume *volume, blender::float3 &r_min, blender::float3 &r_max);

		# ifdef WITH_OPENVDB
# include <openvdb/openvdb.h>		# include <openvdb/openvdb.h>
# include <openvdb/points/PointDataGrid.h>		# include <openvdb/points/PointDataGrid.h>

		bool BKE_volume_grid_bounds(openvdb::GridBase::ConstPtr grid,
		blender::float3 &r_min,
		blender::float3 &r_max);

		openvdb::GridBase::ConstPtr BKE_volume_grid_shallow_transform(openvdb::GridBase::ConstPtr grid,
		const blender::float4x4 &transform);

openvdb::GridBase::ConstPtr BKE_volume_grid_openvdb_for_metadata(const struct VolumeGrid *grid);		openvdb::GridBase::ConstPtr BKE_volume_grid_openvdb_for_metadata(const struct VolumeGrid *grid);
openvdb::GridBase::ConstPtr BKE_volume_grid_openvdb_for_read(const struct Volume *volume,		openvdb::GridBase::ConstPtr BKE_volume_grid_openvdb_for_read(const struct Volume *volume,
struct VolumeGrid *grid);		const struct VolumeGrid *grid);
openvdb::GridBase::Ptr BKE_volume_grid_openvdb_for_write(const struct Volume *volume,		openvdb::GridBase::Ptr BKE_volume_grid_openvdb_for_write(const struct Volume *volume,
struct VolumeGrid *grid,		struct VolumeGrid *grid,
const bool clear);		const bool clear);

VolumeGridType BKE_volume_grid_type_openvdb(const openvdb::GridBase &grid);		VolumeGridType BKE_volume_grid_type_openvdb(const openvdb::GridBase &grid);

template<typename OpType>		template<typename OpType>
auto BKE_volume_grid_type_operation(const VolumeGridType grid_type, OpType &&op)		auto BKE_volume_grid_type_operation(const VolumeGridType grid_type, OpType &&op)
Show All 30 Lines	auto BKE_volume_grid_type_operation(const VolumeGridType grid_type, OpType &&op)
return op.template operator()<openvdb::FloatGrid>();		return op.template operator()<openvdb::FloatGrid>();
}		}

openvdb::GridBase::Ptr BKE_volume_grid_create_with_changed_resolution(		openvdb::GridBase::Ptr BKE_volume_grid_create_with_changed_resolution(
const VolumeGridType grid_type,		const VolumeGridType grid_type,
const openvdb::GridBase &old_grid,		const openvdb::GridBase &old_grid,
const float resolution_factor);		const float resolution_factor);

#endif		# endif
		#endif