diff options
Diffstat (limited to 'source/blender/render/intern/include/rayintersection.h')
| -rw-r--r-- | source/blender/render/intern/include/rayintersection.h | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/source/blender/render/intern/include/rayintersection.h b/source/blender/render/intern/include/rayintersection.h deleted file mode 100644 index 1935e4ef59c..00000000000 --- a/source/blender/render/intern/include/rayintersection.h +++ /dev/null @@ -1,136 +0,0 @@ -/* - * ***** 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) 2007 Blender Foundation. - * All rights reserved. - * - * The Original Code is: all of this file. - * - * Contributor(s): André Pinto. - * - * ***** END GPL LICENSE BLOCK ***** - * RE_raytrace.h: ray tracing api, can be used independently from the renderer. - */ - -/** \file blender/render/intern/include/rayintersection.h - * \ingroup render - */ - - -#ifndef __RAYINTERSECTION_H__ -#define __RAYINTERSECTION_H__ - -#ifdef __cplusplus -extern "C" { -#endif - -#include "BLI_math_geom.h" - -struct RayObject; - -/* Ray Hints */ - -#define RE_RAY_LCTS_MAX_SIZE 256 -#define RT_USE_LAST_HIT /* last shadow hit is reused before raycasting on whole tree */ -//#define RT_USE_HINT /* last hit object is reused before raycasting on whole tree */ - -typedef struct LCTSHint { - int size; - struct RayObject *stack[RE_RAY_LCTS_MAX_SIZE]; -} LCTSHint; - -typedef struct RayHint { - union { LCTSHint lcts; } data; -} RayHint; - -/* Ray Intersection */ - -typedef struct Isect { - /* ray start, direction (normalized vector), and max distance. on hit, - * the distance is modified to be the distance to the hit point. */ - float start[3]; - float dir[3]; - float dist; - - /* for envmap and incremental view update renders */ - float origstart[3]; - float origdir[3]; - - /* precomputed values to accelerate bounding box intersection */ - int bv_index[6]; - float idot_axis[3]; - - /* intersection options */ - int mode; /* RE_RAY_SHADOW, RE_RAY_MIRROR, RE_RAY_SHADOW_TRA */ - int lay; /* -1 default, set for layer lamps */ - int skip; /* skip flags */ - int check; /* check flags */ - void *userdata; /* used by bake check */ - - /* hit information */ - float u, v; - int isect; /* which half of quad */ - - struct { - void *ob; - void *face; - } hit, orig; - - /* last hit optimization */ - struct RayObject *last_hit; - - /* hints */ -#ifdef RT_USE_HINT - RayTraceHint *hint, *hit_hint; -#endif - RayHint *hint; - - /* ray counter */ -#ifdef RE_RAYCOUNTER - RayCounter *raycounter; -#endif - - /* Precalculated coefficients for watertight intersection check. */ - struct IsectRayPrecalc isect_precalc; -} Isect; - -/* ray types */ -#define RE_RAY_SHADOW 0 -#define RE_RAY_MIRROR 1 -#define RE_RAY_SHADOW_TRA 2 - -/* skip options */ -#define RE_SKIP_CULLFACE (1 << 0) -/* if using this flag then *face should be a pointer to a VlakRen */ -#define RE_SKIP_VLR_NEIGHBOUR (1 << 1) - -/* check options */ -#define RE_CHECK_VLR_NONE 0 -#define RE_CHECK_VLR_RENDER 1 -#define RE_CHECK_VLR_NON_SOLID_MATERIAL 2 -#define RE_CHECK_VLR_BAKE 3 - -/* arbitrary, but can't use e.g. FLT_MAX because of precision issues */ -#define RE_RAYTRACE_MAXDIST 1e15f -#define RE_RAYTRACE_EPSILON 0.0f - -#ifdef __cplusplus -} -#endif - -#endif /* __RAYINTERSECTION_H__ */ - |