GPU RTC: Add keepTempFiles option

Author: davidrohr

GPU/GPUTracking/Base/cuda/GPUReconstructionCUDA.cu

@@ -420,8 +420,10 @@ void GPUReconstructionCUDA::genAndLoadRTC()
       mInternals->kernelModules.emplace_back(std::make_unique<CUmodule>());
       GPUChkErr(cuModuleLoad(mInternals->kernelModules.back().get(), (filename + "_" + std::to_string(i) + mRtcBinExtension).c_str()));
     }
-    remove((filename + "_" + std::to_string(i) + mRtcSrcExtension).c_str());
-    remove((filename + "_" + std::to_string(i) + mRtcBinExtension).c_str());
+    if (!GetProcessingSettings().rtctech.keepTempFiles) {
+      remove((filename + "_" + std::to_string(i) + mRtcSrcExtension).c_str());
+      remove((filename + "_" + std::to_string(i) + mRtcBinExtension).c_str());
+    }
   }
   if (GetProcessingSettings().rtctech.runTest == 2) {
     return;

GPU/GPUTracking/Definitions/GPUSettingsList.h

@@ -233,6 +233,7 @@ AddOption(cacheFolder, std::string, "./rtccache/", "", 0, "Folder in which the c
 AddOption(prependCommand, std::string, "", "", 0, "Prepend RTC compilation commands by this string")
 AddOption(overrideArchitecture, std::string, "", "", 0, "Override arhcitecture part of RTC compilation command line") // Part of cmdLine, so checked against the cache
 AddOption(loadLaunchBoundsFromFile, std::string, "", "", 0, "Load a parameter object containing the launch bounds from a file")
+AddOption(keepTempFiles, bool, false, "", 0, "Keep temporary source and object files")
 AddHelp("help", 'h')
 EndConfig()