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Diffstat (limited to 'source/blender/blenkernel/BKE_studiolight.h')
| -rw-r--r-- | source/blender/blenkernel/BKE_studiolight.h | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/source/blender/blenkernel/BKE_studiolight.h b/source/blender/blenkernel/BKE_studiolight.h new file mode 100644 index 00000000000..e3edcca5aca --- /dev/null +++ b/source/blender/blenkernel/BKE_studiolight.h @@ -0,0 +1,153 @@ +/* + * ***** BEGIN GPL LICENSE BLOCK ***** + * + * 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. + * + * The Original Code is Copyright (C) 2006-2007 Blender Foundation. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL LICENSE BLOCK ***** + */ + +#ifndef __BKE_STUDIOLIGHT_H__ +#define __BKE_STUDIOLIGHT_H__ + +/** \file BKE_studiolight.h + * \ingroup bke + * + * Studio lighting for the 3dview + */ + +#include "BKE_context.h" + +#include "BLI_sys_types.h" + +#include "DNA_space_types.h" + +#include "IMB_imbuf_types.h" + +/* + * These defines are the indexes in the StudioLight.diffuse_light + * X_POS means the light that is traveling towards the positive X + * So Light direction. + */ +#define STUDIOLIGHT_X_POS 0 +#define STUDIOLIGHT_X_NEG 1 +#define STUDIOLIGHT_Y_POS 2 +#define STUDIOLIGHT_Y_NEG 3 +#define STUDIOLIGHT_Z_POS 4 +#define STUDIOLIGHT_Z_NEG 5 + +#define STUDIOLIGHT_ICON_ID_TYPE_RADIANCE (1 << 0) +#define STUDIOLIGHT_ICON_ID_TYPE_IRRADIANCE (1 << 1) +#define STUDIOLIGHT_ICON_ID_TYPE_MATCAP (1 << 2) +#define STUDIOLIGHT_ICON_ID_TYPE_MATCAP_FLIPPED (1 << 3) + +#define STUDIOLIGHT_ICON_SIZE 96 + +#define STUDIOLIGHT_SPHERICAL_HARMONICS_LEVEL 2 +#define STUDIOLIGHT_SPHERICAL_HARMONICS_MAX_COMPONENTS 9 + +#if STUDIOLIGHT_SPHERICAL_HARMONICS_LEVEL == 0 +# define STUDIOLIGHT_SPHERICAL_HARMONICS_COMPONENTS 1 +#endif + +#if STUDIOLIGHT_SPHERICAL_HARMONICS_LEVEL == 1 +# define STUDIOLIGHT_SPHERICAL_HARMONICS_COMPONENTS 4 +#endif + +#if STUDIOLIGHT_SPHERICAL_HARMONICS_LEVEL == 2 +# define STUDIOLIGHT_SPHERICAL_HARMONICS_COMPONENTS 9 +# define STUDIOLIGHT_SPHERICAL_HARMONICS_WINDOWING_TARGET_LAMPLACIAN 10.0f +#endif + +struct GPUTexture; +struct StudioLight; + +/* StudioLight.flag */ +enum StudioLightFlag { + STUDIOLIGHT_SPHERICAL_HARMONICS_COEFFICIENTS_CALCULATED = (1 << 0), + STUDIOLIGHT_LIGHT_DIRECTION_CALCULATED = (1 << 1), + STUDIOLIGHT_INTERNAL = (1 << 2), + STUDIOLIGHT_EXTERNAL_FILE = (1 << 3), + STUDIOLIGHT_USER_DEFINED = (1 << 12), + STUDIOLIGHT_ORIENTATION_CAMERA = (1 << 4), + STUDIOLIGHT_ORIENTATION_WORLD = (1 << 5), + STUDIOLIGHT_ORIENTATION_VIEWNORMAL = (1 << 6), + STUDIOLIGHT_EXTERNAL_IMAGE_LOADED = (1 << 7), + STUDIOLIGHT_EQUIRECTANGULAR_IRRADIANCE_IMAGE_CALCULATED = (1 << 8), + STUDIOLIGHT_EQUIRECTANGULAR_RADIANCE_GPUTEXTURE = (1 << 9), + STUDIOLIGHT_EQUIRECTANGULAR_IRRADIANCE_GPUTEXTURE = (1 << 10), + STUDIOLIGHT_RADIANCE_BUFFERS_CALCULATED = (1 << 11), + STUDIOLIGHT_UI_EXPANDED = (1 << 13), +} StudioLightFlag; + +#define STUDIOLIGHT_FLAG_ALL (STUDIOLIGHT_INTERNAL | STUDIOLIGHT_EXTERNAL_FILE) +#define STUDIOLIGHT_FLAG_ORIENTATIONS (STUDIOLIGHT_ORIENTATION_CAMERA | STUDIOLIGHT_ORIENTATION_WORLD | STUDIOLIGHT_ORIENTATION_VIEWNORMAL) +#define STUDIOLIGHT_ORIENTATIONS_MATERIAL_MODE (STUDIOLIGHT_INTERNAL | STUDIOLIGHT_ORIENTATION_WORLD) +#define STUDIOLIGHT_ORIENTATIONS_SOLID (STUDIOLIGHT_INTERNAL | STUDIOLIGHT_ORIENTATION_CAMERA | STUDIOLIGHT_ORIENTATION_WORLD) + +typedef void StudioLightFreeFunction(struct StudioLight *, void *data); + +typedef struct StudioLight { + struct StudioLight *next, *prev; + + int index; + int flag; + char name[FILE_MAXFILE]; + char path[FILE_MAX]; + char *path_irr_cache; + char *path_sh_cache; + int icon_id_irradiance; + int icon_id_radiance; + int icon_id_matcap; + int icon_id_matcap_flipped; + float spherical_harmonics_coefs[STUDIOLIGHT_SPHERICAL_HARMONICS_COMPONENTS][3]; + float light_direction[3]; + ImBuf *equirectangular_radiance_buffer; + ImBuf *equirectangular_irradiance_buffer; + ImBuf *radiance_cubemap_buffers[6]; + struct GPUTexture *equirectangular_radiance_gputexture; + struct GPUTexture *equirectangular_irradiance_gputexture; + float *gpu_matcap_3components; /* 3 channel buffer for GPU_R11F_G11F_B10F */ + + /* + * Free function to clean up the running icons previews (wmJob) the usage is in + * interface_icons. Please be aware that this was build to handle only one free function + * that cleans up all icons. just to keep the code simple. + */ + StudioLightFreeFunction *free_function; + void *free_function_data; +} StudioLight; + +void BKE_studiolight_init(void); +void BKE_studiolight_free(void); +struct StudioLight *BKE_studiolight_find(const char *name, int flag); +struct StudioLight *BKE_studiolight_findindex(int index, int flag); +struct StudioLight *BKE_studiolight_find_first(int flag); +void BKE_studiolight_preview(uint *icon_buffer, StudioLight *sl, int icon_id_type); +struct ListBase *BKE_studiolight_listbase(void); +void BKE_studiolight_ensure_flag(StudioLight *sl, int flag); +void BKE_studiolight_refresh(void); +StudioLight *BKE_studiolight_new(const char *path, int orientation); +void BKE_studiolight_remove(StudioLight *sl); +void BKE_studiolight_set_free_function(StudioLight *sl, StudioLightFreeFunction *free_function, void *data); +void BKE_studiolight_unset_icon_id(StudioLight *sl, int icon_id); + +#endif /* __BKE_STUDIOLIGHT_H__ */ |