eic-opticks/CSGOptiX/GAS_Builder.h

0001 #pragma once
0002
0003 #include <vector>
0004
0005 #include "plog/Severity.h"
0006 #include "GAS.h"
0007 #include "CSGPrim.h"
0008 #include "BI.h"
0009
0010 /**
0011 GAS_Builder
0012 =============
0013
0014 Only used from SBT.cc
0015
0016 * 1st try approach failed GAS:BI:AABB  1:N:N   : one BI for every layer of the compound GAS
0017 * 2nd try approach  GAS:BI:AABB  1:1:N  : only one BI for all layers of compound GAS
0018
0019 **/
0020
0021 struct GAS_Builder
0022 {
0023     static const plog::Severity LEVEL ;
0024     static void Build(     GAS& gas, const SCSGPrimSpec& psd );
0025
0026     template<typename T>
0027     static CUdeviceptr DevicePointerCast( const T* d_ptr );
0028
0029     static void Build_11N( GAS& gas, const SCSGPrimSpec& psd );
0030     static BI MakeCustomPrimitivesBI_11N(const SCSGPrimSpec& psd);
0031
0032     static void DumpAABB(                const float* aabb, unsigned num_aabb, unsigned stride_in_bytes ) ;
0033     static void BoilerPlate(GAS& gas);
0034 };
0035
0036