Added the ability to recusively load shader files

include statements are the only form of file chaining supported.
define statements can now be replaced at load time with global variable.

Step 3/CMakeLists.txt

@@ -101,7 +101,7 @@ endif()
 # Windows should be able to handle opencl no problem.
 # i decided that i wanted to use opencl due to it having a much nicer c99 language.
 if (COMPILE_OPENCL MATCHES ON)
-    find_package(OpenCL)
+    find_package(OpenCL REQUIRED)
 
     if (NOT OpenCL_FOUND)
         message("Unable to find OpenCL on your system. Do you have the required libs?")
@@ -132,8 +132,11 @@ if (USE_GLFW MATCHES ON AND glfw3_FOUND)
     target_link_libraries(${PROJECT_NAME} glfw)
 endif ()
 
-if (COMPILE_OPENCL MATCHES ON)
+if (COMPILE_OPENCL)
+    message("Compiling OpenCL ${OpenCL_LIBRARIES} || ${OpenCL_LIBRARY}")
     target_link_libraries(${PROJECT_NAME} ${OpenCL_LIBRARIES})
+    target_link_libraries(${PROJECT_NAME} ${OpenCL_LIBRARY})
+    target_compile_definitions(${PROJECT_NAME} PRIVATE CL_TARGET_OPENCL_VERSION=220)
 endif ()
 
 if (USE_OPENMP)

Step 3/cmake-build-debug/CMakeFiles/clion-log.txt

@@ -3,6 +3,7 @@ Building for Debug
 release mode
 Compiling with GUI.
 Found GLFW3!
+Compiling OpenCL /usr/lib/x86_64-linux-gnu/libOpenCL.so || /usr/lib/x86_64-linux-gnu/libOpenCL.so
 -- Configuring done
 -- Generating done
 -- Build files have been written to: /home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug

Step 3/cmake-build-debug/build.ninja

@@ -50,6 +50,7 @@ cmake_ninja_workdir = /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/cmake
 build cmake_object_order_depends_target_Step_3: phony || CMakeFiles/Step_3.dir
 
 build CMakeFiles/Step_3.dir/src/engine/globals.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/engine/globals.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/engine/globals.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -57,6 +58,7 @@ build CMakeFiles/Step_3.dir/src/engine/globals.cpp.o: CXX_COMPILER__Step_3_Debug
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/engine
 
 build CMakeFiles/Step_3.dir/src/engine/image/image.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/engine/image/image.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/engine/image/image.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -64,6 +66,7 @@ build CMakeFiles/Step_3.dir/src/engine/image/image.cpp.o: CXX_COMPILER__Step_3_D
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/engine/image
 
 build CMakeFiles/Step_3.dir/src/engine/main.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/engine/main.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/engine/main.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -71,6 +74,7 @@ build CMakeFiles/Step_3.dir/src/engine/main.cpp.o: CXX_COMPILER__Step_3_Debug /h
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/engine
 
 build CMakeFiles/Step_3.dir/src/engine/math/bvh.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/engine/math/bvh.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/engine/math/bvh.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -78,6 +82,7 @@ build CMakeFiles/Step_3.dir/src/engine/math/bvh.cpp.o: CXX_COMPILER__Step_3_Debu
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/engine/math
 
 build CMakeFiles/Step_3.dir/src/engine/math/colliders.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/engine/math/colliders.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/engine/math/colliders.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -85,6 +90,7 @@ build CMakeFiles/Step_3.dir/src/engine/math/colliders.cpp.o: CXX_COMPILER__Step_
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/engine/math
 
 build CMakeFiles/Step_3.dir/src/engine/raytracing.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/engine/raytracing.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/engine/raytracing.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -92,13 +98,23 @@ build CMakeFiles/Step_3.dir/src/engine/raytracing.cpp.o: CXX_COMPILER__Step_3_De
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/engine
 
 build CMakeFiles/Step_3.dir/src/engine/util/debug.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/engine/util/debug.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/engine/util/debug.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
   OBJECT_DIR = CMakeFiles/Step_3.dir
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/engine/util
 
+build CMakeFiles/Step_3.dir/src/engine/util/loaders.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/engine/util/loaders.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
+  DEP_FILE = CMakeFiles/Step_3.dir/src/engine/util/loaders.cpp.o.d
+  FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
+  INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
+  OBJECT_DIR = CMakeFiles/Step_3.dir
+  OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/engine/util
+
 build CMakeFiles/Step_3.dir/src/engine/util/models.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/engine/util/models.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/engine/util/models.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -106,6 +122,7 @@ build CMakeFiles/Step_3.dir/src/engine/util/models.cpp.o: CXX_COMPILER__Step_3_D
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/engine/util
 
 build CMakeFiles/Step_3.dir/src/engine/util/parser.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/engine/util/parser.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/engine/util/parser.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -113,6 +130,7 @@ build CMakeFiles/Step_3.dir/src/engine/util/parser.cpp.o: CXX_COMPILER__Step_3_D
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/engine/util
 
 build CMakeFiles/Step_3.dir/src/engine/world.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/engine/world.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/engine/world.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -120,6 +138,7 @@ build CMakeFiles/Step_3.dir/src/engine/world.cpp.o: CXX_COMPILER__Step_3_Debug /
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/engine
 
 build CMakeFiles/Step_3.dir/src/graphics/debug_gui.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/graphics/debug_gui.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/graphics/debug_gui.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -127,6 +146,7 @@ build CMakeFiles/Step_3.dir/src/graphics/debug_gui.cpp.o: CXX_COMPILER__Step_3_D
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/graphics
 
 build CMakeFiles/Step_3.dir/src/graphics/gl/gl.c.o: C_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/graphics/gl/gl.c || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/graphics/gl/gl.c.o.d
   FLAGS = -g -fsanitize=address
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -134,6 +154,7 @@ build CMakeFiles/Step_3.dir/src/graphics/gl/gl.c.o: C_COMPILER__Step_3_Debug /ho
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/graphics/gl
 
 build CMakeFiles/Step_3.dir/src/graphics/gl/gl.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/graphics/gl/gl.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/graphics/gl/gl.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -141,6 +162,7 @@ build CMakeFiles/Step_3.dir/src/graphics/gl/gl.cpp.o: CXX_COMPILER__Step_3_Debug
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/graphics/gl
 
 build CMakeFiles/Step_3.dir/src/graphics/gl/shader.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/graphics/gl/shader.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/graphics/gl/shader.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -148,6 +170,7 @@ build CMakeFiles/Step_3.dir/src/graphics/gl/shader.cpp.o: CXX_COMPILER__Step_3_D
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/graphics/gl
 
 build CMakeFiles/Step_3.dir/src/graphics/graphics.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/graphics/graphics.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/graphics/graphics.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -155,6 +178,7 @@ build CMakeFiles/Step_3.dir/src/graphics/graphics.cpp.o: CXX_COMPILER__Step_3_De
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/graphics
 
 build CMakeFiles/Step_3.dir/src/graphics/imgui/imgui.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/graphics/imgui/imgui.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/graphics/imgui/imgui.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -162,6 +186,7 @@ build CMakeFiles/Step_3.dir/src/graphics/imgui/imgui.cpp.o: CXX_COMPILER__Step_3
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/graphics/imgui
 
 build CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_demo.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/graphics/imgui/imgui_demo.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_demo.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -169,6 +194,7 @@ build CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_demo.cpp.o: CXX_COMPILER__S
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/graphics/imgui
 
 build CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_draw.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/graphics/imgui/imgui_draw.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_draw.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -176,6 +202,7 @@ build CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_draw.cpp.o: CXX_COMPILER__S
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/graphics/imgui
 
 build CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_impl_glfw.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/graphics/imgui/imgui_impl_glfw.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_impl_glfw.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -183,6 +210,7 @@ build CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_impl_glfw.cpp.o: CXX_COMPIL
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/graphics/imgui
 
 build CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_impl_opengl3.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/graphics/imgui/imgui_impl_opengl3.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_impl_opengl3.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -190,6 +218,7 @@ build CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_impl_opengl3.cpp.o: CXX_COM
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/graphics/imgui
 
 build CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_impl_x11.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/graphics/imgui/imgui_impl_x11.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_impl_x11.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -197,6 +226,7 @@ build CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_impl_x11.cpp.o: CXX_COMPILE
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/graphics/imgui
 
 build CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_tables.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/graphics/imgui/imgui_tables.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_tables.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -204,6 +234,7 @@ build CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_tables.cpp.o: CXX_COMPILER_
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/graphics/imgui
 
 build CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_widgets.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/graphics/imgui/imgui_widgets.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_widgets.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
@@ -211,12 +242,21 @@ build CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_widgets.cpp.o: CXX_COMPILER
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/graphics/imgui
 
 build CMakeFiles/Step_3.dir/src/graphics/input.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/graphics/input.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
   DEP_FILE = CMakeFiles/Step_3.dir/src/graphics/input.cpp.o.d
   FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
   INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
   OBJECT_DIR = CMakeFiles/Step_3.dir
   OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/graphics
 
+build CMakeFiles/Step_3.dir/src/opencl/cl.cpp.o: CXX_COMPILER__Step_3_Debug /home/brett/Documents/Brock/CS$ 3P93/Project/Step$ 3/src/opencl/cl.cpp || cmake_object_order_depends_target_Step_3
+  DEFINES = -DCL_TARGET_OPENCL_VERSION=220
+  DEP_FILE = CMakeFiles/Step_3.dir/src/opencl/cl.cpp.o.d
+  FLAGS = -fsanitize=address -g -march=native -g -fsanitize=address -std=gnu++20
+  INCLUDES = -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/cmake-build-debug" -I"/home/brett/Documents/Brock/CS 3P93/Project/Step 3/include"
+  OBJECT_DIR = CMakeFiles/Step_3.dir
+  OBJECT_FILE_DIR = CMakeFiles/Step_3.dir/src/opencl
+
 
 # =============================================================================
 # Link build statements for EXECUTABLE target Step_3
@@ -225,10 +265,10 @@ build CMakeFiles/Step_3.dir/src/graphics/input.cpp.o: CXX_COMPILER__Step_3_Debug
 #############################################
 # Link the executable Step_3
 
-build Step_3: CXX_EXECUTABLE_LINKER__Step_3_Debug CMakeFiles/Step_3.dir/src/engine/globals.cpp.o CMakeFiles/Step_3.dir/src/engine/image/image.cpp.o CMakeFiles/Step_3.dir/src/engine/main.cpp.o CMakeFiles/Step_3.dir/src/engine/math/bvh.cpp.o CMakeFiles/Step_3.dir/src/engine/math/colliders.cpp.o CMakeFiles/Step_3.dir/src/engine/raytracing.cpp.o CMakeFiles/Step_3.dir/src/engine/util/debug.cpp.o CMakeFiles/Step_3.dir/src/engine/util/models.cpp.o CMakeFiles/Step_3.dir/src/engine/util/parser.cpp.o CMakeFiles/Step_3.dir/src/engine/world.cpp.o CMakeFiles/Step_3.dir/src/graphics/debug_gui.cpp.o CMakeFiles/Step_3.dir/src/graphics/gl/gl.c.o CMakeFiles/Step_3.dir/src/graphics/gl/gl.cpp.o CMakeFiles/Step_3.dir/src/graphics/gl/shader.cpp.o CMakeFiles/Step_3.dir/src/graphics/graphics.cpp.o CMakeFiles/Step_3.dir/src/graphics/imgui/imgui.cpp.o CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_demo.cpp.o CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_draw.cpp.o CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_impl_glfw.cpp.o CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_impl_opengl3.cpp.o CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_impl_x11.cpp.o CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_tables.cpp.o CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_widgets.cpp.o CMakeFiles/Step_3.dir/src/graphics/input.cpp.o | /usr/lib/x86_64-linux-gnu/libGLU.so /usr/lib/x86_64-linux-gnu/libGLX.so /usr/lib/x86_64-linux-gnu/libglfw.so.3.3 /usr/lib/x86_64-linux-gnu/libOpenCL.so /usr/lib/x86_64-linux-gnu/libGLX.so /usr/lib/x86_64-linux-gnu/libOpenGL.so
+build Step_3: CXX_EXECUTABLE_LINKER__Step_3_Debug CMakeFiles/Step_3.dir/src/engine/globals.cpp.o CMakeFiles/Step_3.dir/src/engine/image/image.cpp.o CMakeFiles/Step_3.dir/src/engine/main.cpp.o CMakeFiles/Step_3.dir/src/engine/math/bvh.cpp.o CMakeFiles/Step_3.dir/src/engine/math/colliders.cpp.o CMakeFiles/Step_3.dir/src/engine/raytracing.cpp.o CMakeFiles/Step_3.dir/src/engine/util/debug.cpp.o CMakeFiles/Step_3.dir/src/engine/util/loaders.cpp.o CMakeFiles/Step_3.dir/src/engine/util/models.cpp.o CMakeFiles/Step_3.dir/src/engine/util/parser.cpp.o CMakeFiles/Step_3.dir/src/engine/world.cpp.o CMakeFiles/Step_3.dir/src/graphics/debug_gui.cpp.o CMakeFiles/Step_3.dir/src/graphics/gl/gl.c.o CMakeFiles/Step_3.dir/src/graphics/gl/gl.cpp.o CMakeFiles/Step_3.dir/src/graphics/gl/shader.cpp.o CMakeFiles/Step_3.dir/src/graphics/graphics.cpp.o CMakeFiles/Step_3.dir/src/graphics/imgui/imgui.cpp.o CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_demo.cpp.o CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_draw.cpp.o CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_impl_glfw.cpp.o CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_impl_opengl3.cpp.o CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_impl_x11.cpp.o CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_tables.cpp.o CMakeFiles/Step_3.dir/src/graphics/imgui/imgui_widgets.cpp.o CMakeFiles/Step_3.dir/src/graphics/input.cpp.o CMakeFiles/Step_3.dir/src/opencl/cl.cpp.o | /usr/lib/x86_64-linux-gnu/libGLU.so /usr/lib/x86_64-linux-gnu/libGLX.so /usr/lib/x86_64-linux-gnu/libglfw.so.3.3 /usr/lib/x86_64-linux-gnu/libOpenCL.so /usr/lib/x86_64-linux-gnu/libOpenCL.so /usr/lib/x86_64-linux-gnu/libGLX.so /usr/lib/x86_64-linux-gnu/libOpenGL.so
   FLAGS = -fsanitize=address -g -march=native -g
   LINK_FLAGS = -fsanitize=address
-  LINK_LIBRARIES = -lpthread  /usr/lib/x86_64-linux-gnu/libGLU.so  /usr/lib/x86_64-linux-gnu/libGLX.so  /usr/lib/x86_64-linux-gnu/libglfw.so.3.3  /usr/lib/x86_64-linux-gnu/libOpenCL.so  /usr/lib/x86_64-linux-gnu/libGLX.so  /usr/lib/x86_64-linux-gnu/libOpenGL.so
+  LINK_LIBRARIES = -lpthread  /usr/lib/x86_64-linux-gnu/libGLU.so  /usr/lib/x86_64-linux-gnu/libGLX.so  /usr/lib/x86_64-linux-gnu/libglfw.so.3.3  /usr/lib/x86_64-linux-gnu/libOpenCL.so  /usr/lib/x86_64-linux-gnu/libOpenCL.so  /usr/lib/x86_64-linux-gnu/libGLX.so  /usr/lib/x86_64-linux-gnu/libOpenGL.so
   OBJECT_DIR = CMakeFiles/Step_3.dir
   POST_BUILD = :
   PRE_LINK = :

Step 3/include/engine/math/bvh.h

@@ -114,11 +114,11 @@ namespace Raytracing {
         if (left.left.size() != right.left.size() || left.right.size() != right.right.size())
             return false;
         for (int i = 0; i < left.left.size(); i++) {
-            if (left.left[i].aabb != right.left[i].aabb)
+            if (!(left.left[i].aabb == right.left[i].aabb))
                 return false;
         }
         for (int i = 0; i < left.right.size(); i++) {
-            if (left.right[i].aabb != right.right[i].aabb)
+            if (!(left.right[i].aabb == right.right[i].aabb))
                 return false;
         }
         return true;
@@ -138,7 +138,7 @@ namespace Raytracing {
         int index, hit = 0;
         BVHHitData firstHitRayIntersectTraversal(const Ray& r, PRECISION_TYPE min, PRECISION_TYPE max);
         TriangleBVHNode(std::vector<TriangleBVHObject> objs, AABB aabb, TriangleBVHNode* left, TriangleBVHNode* right)
-                : objs(std::move(objs)), aabb(std::move(aabb)), left(left), right(right) {}
+                : objs(std::move(objs)), aabb(std::move(aabb)), left(left), right(right) {index = count++;}
         ~TriangleBVHNode() {
             delete (left);
             delete (right);
@@ -152,6 +152,7 @@ namespace Raytracing {
             static TriangleBVHPartitionedSpace partition(const std::pair<AABB, AABB>& aabbs, const std::vector<TriangleBVHObject>& objs);
             TriangleBVHNode* addObjectsRecursively(const std::vector<TriangleBVHObject>& objects, const TriangleBVHPartitionedSpace& prevSpace);
         public:
+            int index;
             explicit TriangleBVHTree(const std::vector<TriangleBVHObject>& objectsInWorld) {
                 addObjects(objectsInWorld);
                 #ifdef COMPILE_GUI
@@ -159,6 +160,7 @@ namespace Raytracing {
                 if (aabbVAO == nullptr)
                     aabbVAO = std::make_shared<VAO>(aabbVertexData.cubeVerticesRaw, aabbVertexData.cubeUVs);
                 #endif
+                index = count++;
             }
             
             void addObjects(const std::vector<TriangleBVHObject>& objects);

Step 3/include/engine/math/colliders.h

@@ -110,6 +110,7 @@ namespace Raytracing {
             [[nodiscard]] PRECISION_TYPE longestAxisLength() const;
             [[nodiscard]] std::pair<AABB, AABB> splitByLongestAxis();
             [[nodiscard]] std::pair<AABB, AABB> splitAlongAxis(AABBAxis axis);
+            [[nodiscard]] std::pair<AABB, AABB> splitAlongAxis();
 
             [[nodiscard]] PRECISION_TYPE avgDistanceFromCenter() const;
 
@@ -140,6 +141,16 @@ namespace Raytracing {
         const auto& bMin = b.getMin();
         return aMax == bMax && aMin == bMin;
     }
+    
+    inline bool operator&=(const AABB& a, const AABB& b) {
+        const auto& aMax = a.getMax();
+        const auto& aMin = a.getMin();
+        const auto& bMax = b.getMax();
+        const auto& bMin = b.getMin();
+        PRECISION_TYPE E = 0.5;
+        return (aMax < bMax + E && aMax > bMax - E && aMin < bMin + E && aMin > bMin - E);
+        return aMax == bMax && aMin == bMin;
+    }
 
     inline std::ostream& operator<<(std::ostream& out, const AABB& v) {
         auto max = v.getMax();

Step 3/include/engine/math/vectors.h

@@ -349,11 +349,41 @@ namespace Raytracing {
         return {left.x() + right.x(), left.y() + right.y(), left.z() + right.z(), left.w() + right.w()};
     }
     
+    // adds all vector axis with a constant
+    inline Vec4 operator+(const Vec4& left, const PRECISION_TYPE right) {
+        return {left.x() + right, left.y() + right, left.z() + right, left.w() + right};
+    }
+    
+    // checks if the 3 major axis on the left are less than the right
+    inline bool operator<(const Vec4& left, const Vec4& right) {
+        return left.x() < right.x() && left.y() < right.y() && left.z() < right.z();
+    }
+    
+    // checks if the 3 major axis on the left are greater than the right
+    inline bool operator>(const Vec4& left, const Vec4& right) {
+        return left.x() > right.x() && left.y() > right.y() && left.z() > right.z();
+    }
+    
+    // checks if the 3 major axis on the left are less equal than the right
+    inline bool operator<=(const Vec4& left, const Vec4& right) {
+        return left.x() <= right.x() && left.y() <= right.y() && left.z() <= right.z() && left.w() <= right.w();
+    }
+    
+    // checks if all major axis on the left are greater equal than the right
+    inline bool operator>=(const Vec4& left, const Vec4& right) {
+        return left.x() >= right.x() && left.y() >= right.y() && left.z() >= right.z() && left.w() >= right.w();
+    }
+    
     // subtracts the right vector from the left.
     inline Vec4 operator-(const Vec4& left, const Vec4& right) {
         return {left.x() - right.x(), left.y() - right.y(), left.z() - right.z(), left.w() - right.w()};
     }
     
+    // subtracts all vector axis with a constant
+    inline Vec4 operator-(const Vec4& left, const PRECISION_TYPE right) {
+        return {left.x() - right, left.y() - right, left.z() - right, left.w() - right};
+    }
+    
     // multiples the left with the right
     inline Vec4 operator*(const Vec4& left, const Vec4& right) {
         return {left.x() * right.x(), left.y() * right.y(), left.z() * right.z(), left.w() * right.w()};

Step 3/include/engine/util/loaders.h

@@ -0,0 +1,21 @@
+/*
+ * Created by Brett Terpstra 6920201 on 20/11/22.
+ * Copyright (c) 2022 Brett Terpstra. All Rights Reserved.
+ */
+
+#ifndef STEP_3_LOADERS_H
+#define STEP_3_LOADERS_H
+
+#include <engine/util/std.h>
+
+namespace Raytracing {
+    
+    class ShaderLoader {
+        public:
+            static void define(const std::string& key,  const std::string& replacement);
+            static std::string loadShaderFile(const std::string& path);
+    };
+    
+}
+
+#endif //STEP_3_LOADERS_H

Step 3/include/engine/world.h

@@ -100,7 +100,7 @@ namespace Raytracing {
         bool padding[7]{};
         Shader& worldShader;
         
-        WorldConfig(Shader& shader): worldShader(shader) {}
+        explicit WorldConfig(Shader& shader): worldShader(shader) {}
     };
 
     class World {

Step 3/include/opencl/cl.h

@@ -0,0 +1,37 @@
+/*
+ * Created by Brett Terpstra 6920201 on 20/11/22.
+ * Copyright (c) 2022 Brett Terpstra. All Rights Reserved.
+ */
+
+#ifndef STEP_3_CL_H
+#define STEP_3_CL_H
+
+// OpenCL includes
+#include <CL/cl.h>
+
+#include <engine/util/std.h>
+
+namespace Raytracing {
+
+    class OpenCL {
+        private:
+            cl_int CL_err;
+            cl_uint numPlatforms;
+            int activePlatform;
+            cl_int platformIDResult;
+            
+            cl_platform_id* platformsIDs;
+            cl_uint numOfPlatformIDs;
+            
+            void printDeviceInfo(cl_device_id device);
+            
+        public:
+            explicit OpenCL(int platformID);
+            static void init();
+        
+            ~OpenCL();
+    };
+
+}
+
+#endif //STEP_3_CL_H

Step 3/resources/shaders/test.h

@@ -0,0 +1,7 @@
+
+
+#define IAMVERYGAY
+
+int tester(int i){
+    return i * i;
+}

Step 3/resources/shaders/world.vs

@@ -1,5 +1,7 @@
 #version 330 core
 
+#include <test.h>
+
 layout (location = 0) in vec3 inPos;
 layout (location = 1) in vec2 inUv;
 layout (location = 2) in vec3 inNormal;

Step 3/src/engine/main.cpp

@@ -18,6 +18,12 @@
 
 #endif
 
+#ifdef COMPILE_OPENCL
+
+    #include <opencl/cl.h>
+
+#endif
+
 
 /**
  * Brett Terpstra 6920201
@@ -90,6 +96,10 @@ int main(int argc, char** args) {
     // not perfect (contains duplicates) but good enough.
     parser.printAllInInfo();
     
+    #ifdef COMPILE_OPENCL
+        OpenCL::init();
+    #endif
+    
     #ifdef COMPILE_GUI
         XWindow* window;
         if (parser.hasOption("--gui") || parser.hasOption("-g"))

Step 3/src/engine/math/bvh.cpp

@@ -315,12 +315,12 @@ namespace Raytracing {
     }
     
     /**
- * Returns all the objects intersected by the provided ray. The returned objects are in no particular order.
+     * Returns all the objects intersected by the provided ray. The returned objects are in no particular order.
- * @param ray to use in AABB intersection
+     * @param ray to use in AABB intersection
- * @param min min t allowed for intersection search
+     * @param min min t allowed for intersection search
- * @param max max t allowed
+     * @param max max t allowed
- * @return a unordered array of objects intersected by ray in this BVH.
+     * @return a unordered array of objects intersected by ray in this BVH.
- */
+     */
     std::vector<TriangleBVHObject> TriangleBVHTree::rayAnyHitIntersect(const Ray& ray, PRECISION_TYPE min, PRECISION_TYPE max) {
         std::queue<TriangleBVHNode*> nodes{};
         std::vector<TriangleBVHObject> objects;

Step 3/src/engine/math/colliders.cpp

@@ -143,4 +143,27 @@ namespace Raytracing {
         transform.scale(float(xRadius), float(yRadius), float(zRadius));
         return transform;
     }
+    int lastAxis = 2;
+    
+    std::pair<AABB, AABB> AABB::splitAlongAxis() {
+        lastAxis %= 3;
+        lastAxis += 1;
+        // return the new split AABBs based on the calculated max lengths, but only in their respective axis.
+        if (lastAxis == 1){
+            PRECISION_TYPE X = std::abs(max.x() - min.x());
+            PRECISION_TYPE X2 = X/2;
+            // end the first at half the parent.
+            return {{min.x(), min.y(), min.z(), max.x()-X2, max.y(), max.z()},
+                    // start the second AABB at the end of the first AABB.
+                    {min.x()+X2, min.y(), min.z(), max.x(), max.y(), max.z()}};
+        } else if (lastAxis == 2) {
+            PRECISION_TYPE Y = std::abs(max.y() - min.y());
+            PRECISION_TYPE Y2 = Y/2;
+            return {{min.x(), min.y(), min.z(), max.x(), max.y()-Y2, max.z()}, {min.x(), min.y()+Y2, min.z(), max.x(), max.y(), max.z()}};
+        } else {
+            PRECISION_TYPE Z = std::abs(max.z() - min.z());
+            PRECISION_TYPE Z2 = Z/2;
+            return {{min.x(), min.y(), min.z(), max.x(), max.y(), max.z()-Z2}, {min.x(), min.y(), min.z()+Z2, max.x(), max.y(), max.z()}};
+        }
+    }
 }

Step 3/src/engine/util/loaders.cpp

@@ -0,0 +1,110 @@
+/*
+ * Created by Brett Terpstra 6920201 on 20/11/22.
+ * Copyright (c) 2022 Brett Terpstra. All Rights Reserved.
+ */
+#include <engine/util/loaders.h>
+#include <fstream>
+#include <ios>
+
+namespace Raytracing {
+    
+    std::unordered_map<std::string, std::string> defines;
+    
+    std::vector<std::string> getLinesFromFile(const std::string& path){
+        std::string shaderSource;
+        std::ifstream shaderFile;
+        RTAssert(shaderFile.good());
+        // ensure ifstream objects can throw exceptions:
+        shaderFile.exceptions (std::ifstream::failbit | std::ifstream::badbit);
+        try {
+            // open file
+            shaderFile.open(path);
+            std::stringstream shaderStream;
+            // read file's buffer contents into streams
+            shaderStream << shaderFile.rdbuf();
+            // close file handlers
+            shaderFile.close();
+            // convert stream into std::string
+            shaderSource = shaderStream.str();
+        } catch(std::ifstream::failure& e) {
+            flog << "Unable to read file! " << path << "\n";
+        }
+    
+        // split the shader into the lines, this way we can get out the #include statements.
+        return String::split(shaderSource, "\n");
+    }
+    
+    std::vector<std::string> includeDescent(const std::string& path){
+        std::string pathOnly = path.substr(0, path.find_last_of('/'));
+    
+        auto mainLines = getLinesFromFile(path);
+        std::unordered_map<int, std::vector<std::string>> includes;
+    
+        for (int i = 0; i < mainLines.size(); i++){
+            auto& line = mainLines[i];
+            // if the line is an include statement then we want to add lines recursively.
+            if (line.starts_with("#include")){
+                std::vector<std::string> statement1 = String::split(line, "<");
+                std::vector<std::string> statement2 = String::split(line, "\"");
+                String::trim(line);
+                if ( !(line.ends_with(">") || line.ends_with("\"")) ) {
+                    flog << "Shader file contains an invalid #include statement. (Missing terminator)\n";
+                    throw std::runtime_error("");
+                }
+                try {
+                    // filter out the > | " at the end of the include statement.
+                    std::string file = statement1.empty() ? statement2[1].substr(0, statement2[1].size()-1) : statement1[1].substr(0, statement1[1].size()-1);
+                
+                    tlog << "Recusing into " << (pathOnly + "/" + file) << "\n";
+    
+                    includes.insert({i, includeDescent((pathOnly + "/" + file))});
+                } catch (std::exception& e){
+                    flog << "Shader file contains an invalid #include statement. (Missing < or \")\n";
+                }
+            }
+        }
+        
+        std::vector<std::string> returnLines;
+        
+        // now combine all the loaded files while respecing the include's position in the file.
+        for (int i = 0; i < mainLines.size(); i++){
+            if (includes.contains(i)){
+                auto includedFileLines = includes[i];
+                
+                for (const auto& line : includedFileLines)
+                    returnLines.push_back(line);
+            } else
+                returnLines.push_back(mainLines[i]);
+        }
+        return returnLines;
+    }
+    
+    std::string ShaderLoader::loadShaderFile(const std::string& path) {
+        std::stringstream stringStream;
+        
+        auto lines = includeDescent(path);
+        
+        for (const auto& line : lines){
+            // now process the defines, if they exist
+            if (line.starts_with("#define")){
+                auto defineParts = String::split(line, " ");
+                // create a new define statement in the defines place but with the respective value.
+                if (defines.contains(defineParts[1])){
+                    stringStream << "#define ";
+                    stringStream << defineParts[1] << " ";
+                    stringStream << defines[defineParts[1]];
+                }
+            } else {
+                stringStream << line;
+                stringStream << "\n";
+            }
+        }
+        
+        tlog << stringStream.str();
+        
+        return stringStream.str();
+    }
+    void ShaderLoader::define(const std::string& key, const std::string& replacement) {
+        defines.insert({key, replacement});
+    }
+}

Step 3/src/engine/world.cpp

@@ -182,13 +182,13 @@ namespace Raytracing {
     HitData ModelObject::checkIfHit(const Ray& ray, PRECISION_TYPE min, PRECISION_TYPE max) const {
         auto hResult = HitData{false, Vec4(), Vec4(), max};
         
-        auto tris = triangleBVH->rayAnyHitIntersect(ray, min, max);
+        //auto tris = triangleBVH->rayAnyHitIntersect(ray, min, max);
         
         // must check through all the triangles in the object
         // respecting depth along the way
         // but reducing the max it can reach my the last longest vector length.
-        for (const auto& t : tris) {
+        for (const auto& t : triangles) {
-            auto cResult = checkIfTriangleGotHit(*t.tri, position, ray, min, hResult.length);
+            auto cResult = checkIfTriangleGotHit(*t, position, ray, min, hResult.length);
             if (cResult.hit)
                 hResult = cResult;
         }

Step 3/src/graphics/debug_gui.cpp

@@ -232,6 +232,7 @@ namespace Raytracing {
     }
     
     void DebugBVH::render() {
+        glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
         if (m_bvhTree != nullptr) {
             ImGui::Begin(("BVH Data "), nullptr, ImGuiWindowFlags_NoCollapse);
             m_shader.use();
@@ -257,12 +258,12 @@ namespace Raytracing {
             ImGui::End();
         }
         if (m_triangleBVHTree) {
-            ImGui::Begin(("TBVH Data "), nullptr, ImGuiWindowFlags_NoCollapse);
+            ImGui::Begin((std::string("TBVH Data ") + std::to_string(m_triangleBVHTree->index)).c_str(), nullptr, ImGuiWindowFlags_NoCollapse);
             m_shader.use();
             m_shader.setInt("useWhite", 1);
             m_shader.setVec3("color", {1.0, 1.0, 1.0});
             {
-                ImGui::BeginChild("left pane", ImVec2(180, 0), true);
+                ImGui::BeginChild("left pane", ImVec2(280, 0), true);
                 guiNodesRecur(m_triangleBVHTree->getRoot());
                 ImGui::EndChild();
             }
@@ -280,6 +281,7 @@ namespace Raytracing {
             m_shader.setInt("useWhite", 0);
             ImGui::End();
         }
+        glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
     }
     DebugBVH::~DebugBVH() {
         DebugMenus::remove(std::shared_ptr<DebugObject>(this));

Step 3/src/graphics/gl/shader.cpp

@@ -6,6 +6,7 @@
 #include "graphics/gl/shader.h"
 #include <fstream>
 #include <ios>
+#include <engine/util/loaders.h>
 
 namespace Raytracing {
     Shader::Shader(const std::string& vertex, const std::string& fragment, bool loadString) {
@@ -103,6 +104,7 @@ namespace Raytracing {
             return -1;
         }
         
+        shaderSource = ShaderLoader::loadShaderFile(file);
         const char* shaderCode = shaderSource.c_str();
         // creates a Shader
         unsigned int shaderID = glCreateShader(type);

Step 3/src/graphics/graphics.cpp

@@ -507,7 +507,6 @@ namespace Raytracing {
         });
     
         if (debug){
-            DebugMenus::render();
             auto projection = m_camera.project();
             if (m_window.isMouseGrabbed()) {
                 yaw += (float) Input::getMouseDelta().x * (1000.0f / ImGui::GetIO().Framerate / 1000.0f) * 3;
@@ -582,6 +581,7 @@ namespace Raytracing {
                     obj->getVAO()->draw(m_worldShader, {obj->getPosition()});
                 }
             }
+            DebugMenus::render();
         } else {
             m_imageShader.use();
             m_mainImage.updateImage();

Step 3/src/opencl/cl.cpp

@@ -0,0 +1,34 @@
+/*
+ * Created by Brett Terpstra 6920201 on 20/11/22.
+ * Copyright (c) 2022 Brett Terpstra. All Rights Reserved.
+ */
+#include <opencl/cl.h>
+
+namespace Raytracing {
+    
+    OpenCL openCl {0};
+    
+    void OpenCL::init() {
+        openCl = OpenCL{0};
+    }
+    OpenCL::OpenCL(int platformID): activePlatform(platformID) {
+        CL_err = CL_SUCCESS;
+        numPlatforms = 0;
+        CL_err = clGetPlatformIDs( 0, NULL, &numPlatforms );
+    
+        if (CL_err == CL_SUCCESS)
+            dlog << "We found " << numPlatforms << " OpenCL Platforms.\n";
+        else
+            elog << "OpenCL Error! " << CL_err;
+    
+        platformsIDs = new cl_platform_id[numPlatforms];
+        platformIDResult = clGetPlatformIDs(numPlatforms, platformsIDs, &numOfPlatformIDs);
+        
+    }
+    OpenCL::~OpenCL() {
+        delete[](platformsIDs);
+    }
+    void OpenCL::printDeviceInfo(cl_device_id device) {
+    
+    }
+}