Fix the pathing for install_dependencies_windows.bat also fix CMakeLists.txt slang pathing.

Author: gpx1000

attachments/simple_engine/CMakeLists.txt

@@ -54,12 +54,10 @@ target_sources(VulkanCppModule
 # Platform-specific settings
 if(ANDROID)
     # Android-specific settings
-    add_definitions(-DPLATFORM_ANDROID=1)
-    add_definitions(-DPLATFORM_DESKTOP=0)
+    add_definitions(-DPLATFORM_ANDROID)
 else()
     # Desktop-specific settings
-    add_definitions(-DPLATFORM_ANDROID=0)
-    add_definitions(-DPLATFORM_DESKTOP=1)
+    add_definitions(-DPLATFORM_DESKTOP)
 endif()
 
 # Shader compilation
@@ -69,8 +67,11 @@ file(GLOB SLANG_SHADER_SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/shaders/*.slang)
 # Find slangc executable (optional)
 find_program(SLANGC_EXECUTABLE slangc HINTS $ENV{VULKAN_SDK}/bin)
 
-# Compile Slang shaders using slangc if available
 if(SLANGC_EXECUTABLE)
+    # Ensure the output directory for compiled shaders exists
+    file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/shaders)
+
+    # Compile Slang shaders using slangc
     foreach(SHADER ${SLANG_SHADER_SOURCES})
         get_filename_component(SHADER_NAME ${SHADER} NAME)
         get_filename_component(SHADER_NAME_WE ${SHADER_NAME} NAME_WE)
@@ -83,6 +84,7 @@ if(SLANGC_EXECUTABLE)
         )
         list(APPEND SHADER_SPVS ${CMAKE_CURRENT_BINARY_DIR}/shaders/${OUTPUT_NAME}.spv)
     endforeach()
+
     add_custom_target(shaders DEPENDS ${SHADER_SPVS})
 else()
     message(STATUS "slangc not found. Skipping shader compilation step.")
@@ -189,7 +191,9 @@ endif()
 
 # Include binary and resource directories in the package
 install(TARGETS SimpleEngine DESTINATION bin)
-install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/shaders DESTINATION share/SimpleEngine)
+if(SLANGC_EXECUTABLE)
+    install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/shaders DESTINATION share/SimpleEngine)
+endif()
 
 # Install models and textures if they exist
 if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/models)

attachments/simple_engine/install_dependencies_windows.bat

@@ -61,11 +61,14 @@ if %errorLevel% neq 0 (
     )
 )
 
+set "CHOCO_EXE=choco"
+if exist "%ProgramData%\chocolatey\bin\choco.exe" set "CHOCO_EXE=%ProgramData%\chocolatey\bin\choco.exe"
+
 REM Install CMake if not present
 where cmake >nul 2>&1
 if %errorLevel% neq 0 (
     echo Installing CMake...
-    choco install cmake -y
+    "%CHOCO_EXE%" install cmake -y
     if %errorLevel% neq 0 (
         echo Failed to install CMake via Chocolatey. Please install manually from https://cmake.org/download/
     )
@@ -75,7 +78,7 @@ REM Install Git if not present
 where git >nul 2>&1
 if %errorLevel% neq 0 (
     echo Installing Git...
-    choco install git -y
+    "%CHOCO_EXE%" install git -y
     if %errorLevel% neq 0 (
         echo Failed to install Git via Chocolatey. Please install manually from https://git-scm.com/download/win
     )
@@ -85,7 +88,7 @@ REM Install Vulkan SDK
 echo Installing Vulkan SDK...
 if not exist "C:\VulkanSDK" (
     echo Downloading and installing Vulkan SDK...
-    choco install vulkan-sdk -y
+    "%CHOCO_EXE%" install vulkan-sdk -y
     if %errorLevel% neq 0 (
         echo Failed to install Vulkan SDK via Chocolatey.
         echo Please download and install manually from https://vulkan.lunarg.com/sdk/home#windows
@@ -156,8 +159,7 @@ if not exist "C:\Program Files\Slang" (
 
         REM Add Slang to PATH (requires restart or new command prompt)
         echo Adding Slang to system PATH...
-        for /f "tokens=2*" %%A in ('reg query "HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Environment" /v PATH') do set "CURRENT_PATH=%%B"
-        setx PATH "%CURRENT_PATH%;C:\Program Files\Slang\bin" /M
+        powershell -NoProfile -ExecutionPolicy Bypass -Command "$p=[Environment]::GetEnvironmentVariable('Path','Machine'); if(-not ($p -split ';' | ForEach-Object { $_.ToLower() }) -contains 'c:\\program files\\slang\\bin'){ [Environment]::SetEnvironmentVariable('Path',($p + ';C:\\Program Files\\Slang\\bin'),'Machine'); Write-Host 'Added Slang to machine PATH'; } else { Write-Host 'Slang already in machine PATH'; }"
         echo Note: You may need to restart your command prompt for Slang to be available in PATH
     ) else (
         echo Failed to download Slang compiler. Please install manually from: