From 996408c83565d347618722d84c069a89a070f7e9 Mon Sep 17 00:00:00 2001
From: xinyangli <lixinyang411@gmail.com>
Date: Thu, 4 Jan 2024 23:00:03 +0800
Subject: [PATCH] nvboard: Init at 0.3

---
 default.nix                |  5 +++-
 flake.lock                 |  6 ++---
 pkgs/nvboard/default.nix   | 51 ++++++++++++++++++++++++++++++++++++++
 pkgs/nvboard/fixpics.patch | 16 ++++++++++++
 4 files changed, 74 insertions(+), 4 deletions(-)
 create mode 100644 pkgs/nvboard/default.nix
 create mode 100644 pkgs/nvboard/fixpics.patch

diff --git a/default.nix b/default.nix
index d6497c9..b9087ab 100644
--- a/default.nix
+++ b/default.nix
@@ -8,13 +8,16 @@
 
 { pkgs ? import <nixpkgs> { } }:
 
+with pkgs;
+
 {
   # The `lib`, `modules`, and `overlay` names are special
   lib = import ./lib { inherit pkgs; }; # functions
   modules = import ./modules; # NixOS modules
   overlays = import ./overlays; # nixpkgs overlays
 
-  example-package = pkgs.callPackage ./pkgs/example-package { };
+  example-package = callPackage ./pkgs/example-package { };
+  nvboard = callPackage ./pkgs/nvboard { };
   # some-qt5-package = pkgs.libsForQt5.callPackage ./pkgs/some-qt5-package { };
   # ...
 }
diff --git a/flake.lock b/flake.lock
index a804412..0e3d3ae 100644
--- a/flake.lock
+++ b/flake.lock
@@ -2,11 +2,11 @@
   "nodes": {
     "nixpkgs": {
       "locked": {
-        "lastModified": 1624561540,
-        "narHash": "sha256-izJ2PYZMGMsSkg+e7c9A1x3t/yOLT+qzUM6WQsc2tqo=",
+        "lastModified": 1704161960,
+        "narHash": "sha256-QGua89Pmq+FBAro8NriTuoO/wNaUtugt29/qqA8zeeM=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "c6a049a3d32293b24c0f894a840872cf67fd7c11",
+        "rev": "63143ac2c9186be6d9da6035fa22620018c85932",
         "type": "github"
       },
       "original": {
diff --git a/pkgs/nvboard/default.nix b/pkgs/nvboard/default.nix
new file mode 100644
index 0000000..26b0f38
--- /dev/null
+++ b/pkgs/nvboard/default.nix
@@ -0,0 +1,51 @@
+{ stdenv
+, fetchFromGitHub
+, lib
+, SDL2
+, SDL2_image
+, python3
+}:
+
+stdenv.mkDerivation rec {
+  name = "nvboard";
+  version = "0.3";
+  src = fetchFromGitHub {
+    owner = "NJU-ProjectN";
+    repo = "nvboard";
+    rev = "23e79f86a6f915592cdf0af1c045a6f96082823c";
+    hash = "sha256-/sC2XD19MVgwKJH/rdCsfewR/Yf7cyd9okQV/AErP+k=";
+  };
+  patches = [ ./fixpics.patch ];
+
+  propagatedBuildInputs = [
+    SDL2
+    SDL2_image
+  ];
+
+  buildInputs = [
+    python3
+  ];
+
+  buildPhase = ''
+    export CXXFLAGS="-DNVBOARD_HOME=\\\"$out/share/nvboard\\\""
+    echo $CXXFLAGS
+    make NVBOARD_HOME=$(pwd) -f ./scripts/nvboard.mk
+  '';
+
+  installPhase = ''
+    mkdir -p $out/lib
+    mkdir -p $out/include
+    mkdir -p $out/bin
+    mkdir -p $out/share/nvboard/pic
+    mkdir -p $out/share/nvboard/board
+
+    cp ./build/nvboard.a $out/lib/libnvboard.a
+    cp ./include/* $out/include/
+    cp ./pic/* $out/share/nvboard/pic
+    cp ./board/* $out/share/nvboard/board
+
+    # Pin binding script
+    sed -i "s|os.environ.get('NVBOARD_HOME')|\"$out/share/nvboard\"|g" ./scripts/auto_pin_bind.py
+    install ./scripts/auto_pin_bind.py $out/bin/auto_pin_bind
+  '';
+}
diff --git a/pkgs/nvboard/fixpics.patch b/pkgs/nvboard/fixpics.patch
new file mode 100644
index 0000000..b89cc22
--- /dev/null
+++ b/pkgs/nvboard/fixpics.patch
@@ -0,0 +1,16 @@
+diff --git a/src/nvboard.cpp b/src/nvboard.cpp
+index ff6a75c..3759ff7 100644
+--- a/src/nvboard.cpp
++++ b/src/nvboard.cpp
+@@ -82,7 +82,11 @@ void nvboard_init(int vga_clk_cycle) {
+         0
+     );
+     
++#ifdef NVBOARD_HOME
++    nvboard_home = NVBOARD_HOME;
++#else
+     nvboard_home = getenv("NVBOARD_HOME");
++#endif
+     
+     load_background(main_renderer);
+     load_texture(main_renderer);