[#92] add base rtx project

Currently, this is just a copy of first_scene. We could use this for RTX demo.

projects/rtx/CMakeLists.txt

@@ -22,7 +22,7 @@ if(MSVC)
 endif()
 
 # including headers of dependencies and the VkCV framework
-target_include_directories(rtx SYSTEM BEFORE PRIVATE ${vkcv_include} ${vkcv_includes} ${vkcv_asset_loader_include} ${vkcv_camera_include})
+target_include_directories(rtx SYSTEM BEFORE PRIVATE ${vkcv_include} ${vkcv_includes} ${vkcv_asset_loader_include} ${vkcv_camera_include} ${vkcv_rtx_include})
 
 # linking with libraries from all dependencies and the VkCV framework
-target_link_libraries(rtx vkcv ${vkcv_libraries} vkcv_asset_loader ${vkcv_asset_loader_libraries} vkcv_camera)
+target_link_libraries(rtx vkcv ${vkcv_libraries} vkcv_asset_loader ${vkcv_asset_loader_libraries} vkcv_camera vkcv_rtx)

projects/rtx/src/main.cpp

@@ -5,6 +5,7 @@
 #include <chrono>
 #include <vkcv/asset/asset_loader.hpp>
 #include <vkcv/Logger.hpp>
+#include <vkcv/rtx/Test.hpp>    // TODO: replace this
 
 glm::mat4 arrayTo4x4Matrix(std::array<float,16> array){
     glm::mat4 matrix;