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blender-archive/source/blender/blenkernel/BKE_volume_render.h
Campbell Barton c434782e3a File headers: SPDX License migration
Use a shorter/simpler license convention, stops the header taking so
much space.

Follow the SPDX license specification: https://spdx.org/licenses

- C/C++/objc/objc++
- Python
- Shell Scripts
- CMake, GNUmakefile

While most of the source tree has been included

- `./extern/` was left out.
- `./intern/cycles` & `./intern/atomic` are also excluded because they
  use different header conventions.

doc/license/SPDX-license-identifiers.txt has been added to list SPDX all
used identifiers.

See P2788 for the script that automated these edits.

Reviewed By: brecht, mont29, sergey

Ref D14069
2022-02-11 09:14:36 +11:00

63 lines
1.7 KiB
C++

/* SPDX-License-Identifier: GPL-2.0-or-later */
#pragma once
/** \file
* \ingroup bke
* \brief Volume data-block rendering and viewport drawing utilities.
*/
#include "BLI_sys_types.h"
#include "DNA_volume_types.h"
#ifdef __cplusplus
extern "C" {
#endif
struct Volume;
struct VolumeGrid;
/* Dense Voxels */
typedef struct DenseFloatVolumeGrid {
VolumeGridType type;
int resolution[3];
float texture_to_object[4][4];
int channels;
float *voxels;
} DenseFloatVolumeGrid;
bool BKE_volume_grid_dense_floats(const struct Volume *volume,
const struct VolumeGrid *volume_grid,
DenseFloatVolumeGrid *r_dense_grid);
void BKE_volume_dense_float_grid_clear(DenseFloatVolumeGrid *dense_grid);
/* Wireframe */
typedef void (*BKE_volume_wireframe_cb)(
void *userdata, const float (*verts)[3], const int (*edges)[2], int totvert, int totedge);
void BKE_volume_grid_wireframe(const struct Volume *volume,
const struct VolumeGrid *volume_grid,
BKE_volume_wireframe_cb cb,
void *cb_userdata);
/* Selection Surface */
typedef void (*BKE_volume_selection_surface_cb)(
void *userdata, float (*verts)[3], int (*tris)[3], int totvert, int tottris);
void BKE_volume_grid_selection_surface(const struct Volume *volume,
const struct VolumeGrid *volume_grid,
BKE_volume_selection_surface_cb cb,
void *cb_userdata);
/* Render */
float BKE_volume_density_scale(const struct Volume *volume, const float matrix[4][4]);
#ifdef __cplusplus
}
#endif