From 7b8f1d03f769baaa10aaf3e63ecf5e907f694984 Mon Sep 17 00:00:00 2001
From: gralkapk <patrick.gralka@informatik.uni-stuttgart.de>
Date: Wed, 10 Jul 2024 12:01:49 +0200
Subject: [PATCH] currently no need for occlusion ray

---
 plugins/optix_hpg/CMakeLists.txt              | 22 +++++++++----------
 .../optix_hpg/src/optix/SphereGeometry.cpp    | 12 +++++-----
 plugins/optix_hpg/src/optix/SphereGeometry.h  |  4 ++--
 3 files changed, 19 insertions(+), 19 deletions(-)

diff --git a/plugins/optix_hpg/CMakeLists.txt b/plugins/optix_hpg/CMakeLists.txt
index b35b10cc24..ada3beb257 100644
--- a/plugins/optix_hpg/CMakeLists.txt
+++ b/plugins/optix_hpg/CMakeLists.txt
@@ -64,16 +64,16 @@ if (optix_hpg_PLUGIN_ENABLED)
       ${ptx_include_dirs}
     SOURCES
       cuda_resources/sphere.cu)
-  embed_ptx(
-    OUTPUT_TARGET
-      embedded_sphere_occlusion_programs
-    PTX_LINK_LIBRARIES
-      glm::glm
-      OptiX::OptiX
-    PTX_INCLUDE_DIRECTORIES
-      ${ptx_include_dirs}
-    SOURCES
-      cuda_resources/sphere_occlusion.cu)
+  #embed_ptx(
+  #  OUTPUT_TARGET
+  #    embedded_sphere_occlusion_programs
+  #  PTX_LINK_LIBRARIES
+  #    glm::glm
+  #    OptiX::OptiX
+  #  PTX_INCLUDE_DIRECTORIES
+  #    ${ptx_include_dirs}
+  #  SOURCES
+  #    cuda_resources/sphere_occlusion.cu)
   embed_ptx(
     OUTPUT_TARGET
       embedded_mesh_programs
@@ -100,7 +100,7 @@ if (optix_hpg_PLUGIN_ENABLED)
     $<TARGET_OBJECTS:embedded_miss_programs>
     $<TARGET_OBJECTS:embedded_miss_occlusion_programs>
     $<TARGET_OBJECTS:embedded_sphere_programs>
-    $<TARGET_OBJECTS:embedded_sphere_occlusion_programs>
+    #$<TARGET_OBJECTS:embedded_sphere_occlusion_programs>
     $<TARGET_OBJECTS:embedded_mesh_programs>
     $<TARGET_OBJECTS:embedded_transitioncalculator_programs>)
 
diff --git a/plugins/optix_hpg/src/optix/SphereGeometry.cpp b/plugins/optix_hpg/src/optix/SphereGeometry.cpp
index a3412cea84..23bb795fbf 100644
--- a/plugins/optix_hpg/src/optix/SphereGeometry.cpp
+++ b/plugins/optix_hpg/src/optix/SphereGeometry.cpp
@@ -12,7 +12,7 @@
 
 namespace megamol::optix_hpg {
 extern "C" const char embedded_sphere_programs[];
-extern "C" const char embedded_sphere_occlusion_programs[];
+//extern "C" const char embedded_sphere_occlusion_programs[];
 } // namespace megamol::optix_hpg
 
 
@@ -62,12 +62,12 @@ void megamol::optix_hpg::SphereGeometry::init(Context const& ctx) {
         {{MMOptixModule::MMOptixNameKind::MMOPTIX_NAME_INTERSECTION, "sphere_intersect"},
             {MMOptixModule::MMOptixNameKind::MMOPTIX_NAME_CLOSESTHIT, "sphere_closesthit"},
             {MMOptixModule::MMOptixNameKind::MMOPTIX_NAME_BOUNDS, "sphere_bounds"}});
-    sphere_occlusion_module_ = MMOptixModule(embedded_sphere_occlusion_programs, ctx.GetOptiXContext(),
+    /*sphere_occlusion_module_ = MMOptixModule(embedded_sphere_occlusion_programs, ctx.GetOptiXContext(),
         &ctx.GetModuleCompileOptions(), &ctx.GetPipelineCompileOptions(),
         MMOptixModule::MMOptixProgramGroupKind::MMOPTIX_PROGRAM_GROUP_KIND_HITGROUP,
         {{MMOptixModule::MMOptixNameKind::MMOPTIX_NAME_INTERSECTION, "sphere_intersect"},
             {MMOptixModule::MMOptixNameKind::MMOPTIX_NAME_CLOSESTHIT, "sphere_closesthit_occlusion"},
-            {MMOptixModule::MMOptixNameKind::MMOPTIX_NAME_BOUNDS, "sphere_bounds_occlusion"}});
+            {MMOptixModule::MMOptixNameKind::MMOPTIX_NAME_BOUNDS, "sphere_bounds_occlusion"}});*/
 
     ++program_version;
 
@@ -186,10 +186,10 @@ bool megamol::optix_hpg::SphereGeometry::assertData(geocalls::MultiParticleDataC
         sbt_records_.push_back(sbt_record);
 
         // occlusion stuff
-        SBTRecord<device::SphereGeoData> sbt_record_occlusion;
+        /*SBTRecord<device::SphereGeoData> sbt_record_occlusion;
         OPTIX_CHECK_ERROR(optixSbtRecordPackHeader(sphere_occlusion_module_, &sbt_record_occlusion));
         sbt_record_occlusion.data = sbt_record.data;
-        sbt_records_.push_back(sbt_record_occlusion);
+        sbt_records_.push_back(sbt_record_occlusion);*/
 
         ++sbt_version;
     }
@@ -257,7 +257,7 @@ bool megamol::optix_hpg::SphereGeometry::get_data_cb(core::Call& c) {
     }
 
     program_groups_[0] = sphere_module_;
-    program_groups_[1] = sphere_occlusion_module_;
+    //program_groups_[1] = sphere_occlusion_module_;
 
     out_geo->set_handle(&_geo_handle);
     out_geo->set_program_groups(program_groups_.data(), program_groups_.size(), program_version);
diff --git a/plugins/optix_hpg/src/optix/SphereGeometry.h b/plugins/optix_hpg/src/optix/SphereGeometry.h
index 4bc606ea38..30186e131e 100644
--- a/plugins/optix_hpg/src/optix/SphereGeometry.h
+++ b/plugins/optix_hpg/src/optix/SphereGeometry.h
@@ -57,11 +57,11 @@ class SphereGeometry : public core::Module {
 
     MMOptixModule sphere_module_;
 
-    MMOptixModule sphere_occlusion_module_;
+    //MMOptixModule sphere_occlusion_module_;
 
     std::vector<SBTRecord<device::SphereGeoData>> sbt_records_;
 
-    std::array<OptixProgramGroup, 2> program_groups_;
+    std::array<OptixProgramGroup, 1> program_groups_;
 
     CUdeviceptr _geo_buffer = 0;