73fe848e07
In particular DEBUG, but prefix all of them to be sure. Pull Request: https://projects.blender.org/blender/blender/pulls/141749
151 lines
4.0 KiB
C++
151 lines
4.0 KiB
C++
/* SPDX-FileCopyrightText: 2009-2010 NVIDIA Corporation
|
|
* SPDX-FileCopyrightText: 2011-2022 Blender Foundation
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*
|
|
* Adapted code from NVIDIA Corporation. */
|
|
|
|
#include "bvh/bvh.h"
|
|
|
|
#include "bvh/bvh2.h"
|
|
#include "bvh/multi.h"
|
|
|
|
#ifdef WITH_EMBREE
|
|
# include "bvh/embree.h"
|
|
#endif
|
|
#ifdef WITH_HIPRT
|
|
# include "bvh/hiprt.h"
|
|
#endif
|
|
#ifdef WITH_METAL
|
|
# include "bvh/metal.h"
|
|
#endif
|
|
#ifdef WITH_OPTIX
|
|
# include "bvh/optix.h"
|
|
#endif
|
|
|
|
#include "util/log.h"
|
|
|
|
CCL_NAMESPACE_BEGIN
|
|
|
|
/* BVH Parameters. */
|
|
|
|
const char *bvh_layout_name(BVHLayout layout)
|
|
{
|
|
switch (layout) {
|
|
case BVH_LAYOUT_NONE:
|
|
return "NONE";
|
|
case BVH_LAYOUT_BVH2:
|
|
return "BVH2";
|
|
case BVH_LAYOUT_EMBREE:
|
|
return "EMBREE";
|
|
case BVH_LAYOUT_OPTIX:
|
|
return "OPTIX";
|
|
case BVH_LAYOUT_METAL:
|
|
return "METAL";
|
|
case BVH_LAYOUT_HIPRT:
|
|
return "HIPRT";
|
|
case BVH_LAYOUT_EMBREEGPU:
|
|
return "EMBREEGPU";
|
|
case BVH_LAYOUT_MULTI_OPTIX:
|
|
case BVH_LAYOUT_MULTI_METAL:
|
|
case BVH_LAYOUT_MULTI_HIPRT:
|
|
case BVH_LAYOUT_MULTI_EMBREEGPU:
|
|
case BVH_LAYOUT_MULTI_OPTIX_EMBREE:
|
|
case BVH_LAYOUT_MULTI_METAL_EMBREE:
|
|
case BVH_LAYOUT_MULTI_HIPRT_EMBREE:
|
|
case BVH_LAYOUT_MULTI_EMBREEGPU_EMBREE:
|
|
return "MULTI";
|
|
case BVH_LAYOUT_ALL:
|
|
return "ALL";
|
|
}
|
|
LOG_DFATAL << "Unsupported BVH layout was passed.";
|
|
return "";
|
|
}
|
|
|
|
BVHLayout BVHParams::best_bvh_layout(BVHLayout requested_layout, BVHLayoutMask supported_layouts)
|
|
{
|
|
const BVHLayoutMask requested_layout_mask = (BVHLayoutMask)requested_layout;
|
|
/* Check whether requested layout is supported, if so -- no need to do
|
|
* any extra computation.
|
|
*/
|
|
if (supported_layouts & requested_layout_mask) {
|
|
return requested_layout;
|
|
}
|
|
/* Some bit magic to get widest supported BVH layout. */
|
|
/* This is a mask of supported BVH layouts which are narrower than the
|
|
* requested one.
|
|
*/
|
|
BVHLayoutMask allowed_layouts_mask = (supported_layouts & (requested_layout_mask - 1));
|
|
/* If the requested layout is not supported, choose from the supported layouts instead. */
|
|
if (allowed_layouts_mask == 0) {
|
|
allowed_layouts_mask = supported_layouts;
|
|
}
|
|
/* We get widest from allowed ones and convert mask to actual layout. */
|
|
const BVHLayoutMask widest_allowed_layout_mask = __bsr((uint32_t)allowed_layouts_mask);
|
|
return (BVHLayout)(1 << widest_allowed_layout_mask);
|
|
}
|
|
|
|
/* BVH */
|
|
|
|
BVH::BVH(const BVHParams ¶ms_,
|
|
const vector<Geometry *> &geometry_,
|
|
const vector<Object *> &objects_)
|
|
: params(params_), geometry(geometry_), objects(objects_)
|
|
{
|
|
}
|
|
|
|
unique_ptr<BVH> BVH::create(const BVHParams ¶ms,
|
|
const vector<Geometry *> &geometry,
|
|
const vector<Object *> &objects,
|
|
Device *device)
|
|
{
|
|
switch (params.bvh_layout) {
|
|
case BVH_LAYOUT_BVH2:
|
|
return make_unique<BVH2>(params, geometry, objects);
|
|
case BVH_LAYOUT_EMBREE:
|
|
case BVH_LAYOUT_EMBREEGPU:
|
|
#ifdef WITH_EMBREE
|
|
return make_unique<BVHEmbree>(params, geometry, objects);
|
|
#else
|
|
break;
|
|
#endif
|
|
case BVH_LAYOUT_OPTIX:
|
|
#ifdef WITH_OPTIX
|
|
return make_unique<BVHOptiX>(params, geometry, objects, device);
|
|
#else
|
|
(void)device;
|
|
break;
|
|
#endif
|
|
case BVH_LAYOUT_METAL:
|
|
#ifdef WITH_METAL
|
|
return bvh_metal_create(params, geometry, objects, device);
|
|
#else
|
|
(void)device;
|
|
break;
|
|
#endif
|
|
case BVH_LAYOUT_HIPRT:
|
|
#ifdef WITH_HIPRT
|
|
return make_unique<BVHHIPRT>(params, geometry, objects, device);
|
|
#else
|
|
(void)device;
|
|
break;
|
|
#endif
|
|
case BVH_LAYOUT_MULTI_OPTIX:
|
|
case BVH_LAYOUT_MULTI_METAL:
|
|
case BVH_LAYOUT_MULTI_HIPRT:
|
|
case BVH_LAYOUT_MULTI_EMBREEGPU:
|
|
case BVH_LAYOUT_MULTI_OPTIX_EMBREE:
|
|
case BVH_LAYOUT_MULTI_METAL_EMBREE:
|
|
case BVH_LAYOUT_MULTI_HIPRT_EMBREE:
|
|
case BVH_LAYOUT_MULTI_EMBREEGPU_EMBREE:
|
|
return make_unique<BVHMulti>(params, geometry, objects);
|
|
case BVH_LAYOUT_NONE:
|
|
case BVH_LAYOUT_ALL:
|
|
break;
|
|
}
|
|
LOG_DFATAL << "Requested unsupported BVH layout.";
|
|
return nullptr;
|
|
}
|
|
|
|
CCL_NAMESPACE_END
|