Fix Windows Vulkan library linking and add GUI Start Menu shortcut to NSIS installer configuration

Author: Soddentrough

CMakeLists.txt

@@ -328,10 +328,10 @@ if(CARGO_EXECUTABLE)
 
     # Install the Rust GUI binary
     if(WIN32)
-        install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/target/release/gpubench-gui.exe"
+        install(PROGRAMS "${CMAKE_CURRENT_SOURCE_DIR}/target/release/gpubench-gui.exe"
                 DESTINATION bin)
     else()
-        install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/target/release/gpubench-gui"
+        install(PROGRAMS "${CMAKE_CURRENT_SOURCE_DIR}/target/release/gpubench-gui"
                 DESTINATION bin)
     endif()
 else()
@@ -411,8 +411,9 @@ if(WIN32)
     set(CPACK_NSIS_URL_INFO_ABOUT "https://github.com/Soddentrough/GPUBench")
     set(CPACK_NSIS_CONTACT "https://github.com/Soddentrough/GPUBench/issues")
     set(CPACK_NSIS_MENU_LINKS
-        "RunAllBenchmarks.bat" "Run All Benchmarks"
+        "bin/gpubench-gui.exe" "GPUBench"
         "bin/gpubench.exe" "GPUBench (CLI)"
+        "RunAllBenchmarks.bat" "Run All Benchmarks"
         "https://github.com/Soddentrough/GPUBench" "GPUBench Website"
     )
 

Cargo.lock

@@ -7,7 +7,15 @@ fn main() {
     println!("cargo:rustc-link-search=native={}/build/Release", dst.display());
     println!("cargo:rustc-link-search=native={}/build/Debug", dst.display());
     println!("cargo:rustc-link-lib=static=gpubench_lib");
-    println!("cargo:rustc-link-lib=vulkan");
+    let target_os = std::env::var("CARGO_CFG_TARGET_OS").unwrap_or_default();
+    if target_os == "windows" {
+        println!("cargo:rustc-link-lib=vulkan-1");
+        if let Ok(sdk) = std::env::var("VULKAN_SDK") {
+            println!("cargo:rustc-link-search=native={}/Lib", sdk);
+        }
+    } else {
+        println!("cargo:rustc-link-lib=vulkan");
+    }
 
     cxx_build::bridge("src/lib.rs")
         .file("src/bridge.cpp") // We'll create this to bridge complex types if needed