eic-opticks/sysrap/SOPTIX_BuildInput.h

0001 #pragma once
0002
0003 struct SOPTIX_BuildInput
0004 {
0005     const char* name = nullptr ;
0006     OptixBuildInput buildInput = {} ;
0007
0008     SOPTIX_BuildInput(const char* name);
0009     std::string desc() const ;
0010
0011     bool is_BuildInputTriangleArray() const ;
0012     bool is_BuildInputCustomPrimitiveArray() const ;
0013     bool is_BuildInputInstanceArray() const ;
0014
0015     unsigned numSbtRecords() const ;
0016
0017 };
0018
0019
0020 inline SOPTIX_BuildInput::SOPTIX_BuildInput(const char* _name)
0021     :
0022     name(_name)   // HMM: that needs the input name to stay valid
0023 {
0024 }
0025
0026 inline std::string SOPTIX_BuildInput::desc() const
0027 {
0028     std::stringstream ss ;
0029     ss << "[SOPTIX_BuildInput::desc" << std::endl ;
0030     ss << " name " << ( name ? name : "-" ) << std::endl ;
0031     if(is_BuildInputTriangleArray())
0032     {
0033         ss <<  SOPTIX_Desc::BuildInputTriangleArray(buildInput) ;
0034     }
0035     else if(is_BuildInputCustomPrimitiveArray())
0036     {
0037         ss <<  SOPTIX_Desc::BuildInputCustomPrimitiveArray(buildInput) ;
0038     }
0039     else if(is_BuildInputInstanceArray())
0040     {
0041         ss << SOPTIX_Desc::BuildInputInstanceArray(buildInput) ;
0042     }
0043     ss << "]SOPTIX_BuildInput::desc" << std::endl ;
0044     std::string str = ss.str() ;
0045     return str ;
0046 }
0047
0048 inline bool SOPTIX_BuildInput::is_BuildInputTriangleArray() const
0049 {
0050     return buildInput.type == OPTIX_BUILD_INPUT_TYPE_TRIANGLES ;
0051 }
0052 inline bool SOPTIX_BuildInput::is_BuildInputCustomPrimitiveArray() const
0053 {
0054     return buildInput.type == OPTIX_BUILD_INPUT_TYPE_CUSTOM_PRIMITIVES ;
0055 }
0056 inline bool SOPTIX_BuildInput::is_BuildInputInstanceArray() const
0057 {
0058     return buildInput.type == OPTIX_BUILD_INPUT_TYPE_INSTANCES ;
0059 }
0060
0061
0062 inline unsigned SOPTIX_BuildInput::numSbtRecords() const
0063 {
0064     unsigned num = 0 ;
0065     switch(buildInput.type)
0066     {
0067         case OPTIX_BUILD_INPUT_TYPE_CUSTOM_PRIMITIVES: num = buildInput.customPrimitiveArray.numSbtRecords ; break ;
0068         case OPTIX_BUILD_INPUT_TYPE_TRIANGLES:         num = buildInput.triangleArray.numSbtRecords        ; break ;
0069         default:                                                                                           ; break ;
0070     }
0071     return num ;
0072 }
0073
0074