From 1814b8f851d48fb8cbc1e69b1be3bf151f765e01 Mon Sep 17 00:00:00 2001
From: Leonhard Saam <leonhard.saam@yahoo.com>
Date: Mon, 19 Aug 2024 15:54:40 +0200
Subject: [PATCH] feat: add nix-shell file for nvidia

---
 alvr/xtask/src/dependencies.rs |  2 +-
 shell.nix                      | 19 +++++++++++++++++++
 2 files changed, 20 insertions(+), 1 deletion(-)
 create mode 100644 shell.nix

diff --git a/alvr/xtask/src/dependencies.rs b/alvr/xtask/src/dependencies.rs
index 379719822a..12af67d585 100644
--- a/alvr/xtask/src/dependencies.rs
+++ b/alvr/xtask/src/dependencies.rs
@@ -264,7 +264,7 @@ pub fn build_ffmpeg_linux(nvenc_flag: bool, deps_path: &Path) {
             ];
 
             let env_vars = format!(
-                "PKG_CONFIG_PATH='{}'",
+                "PKG_CONFIG_PATH=$PKG_CONFIG_PATH:'{}'",
                 header_build_dir.join("lib/pkgconfig").display()
             );
             let flags_combined = flags.join(" ");
diff --git a/shell.nix b/shell.nix
new file mode 100644
index 0000000000..671ce40a43
--- /dev/null
+++ b/shell.nix
@@ -0,0 +1,19 @@
+{ pkgs ? import <nixpkgs> { } }:
+pkgs.mkShell.override { stdenv = pkgs.cudaPackages.backendStdenv; } {
+  nativeBuildInputs = [ pkgs.pkg-config ];
+  buildInputs = [
+    pkgs.cudaPackages.cuda_nvcc
+    pkgs.cudaPackages.cuda_cudart
+    pkgs.cudaPackages.libnpp
+
+    pkgs.nasm
+
+    pkgs.vulkan-headers
+    pkgs.libva
+    pkgs.libdrm
+  ];
+
+  shellHook = ''
+    unset AS
+  '';
+}