technically works: Perspective, matrices, other fun stuff

package.nix

@@ -13,7 +13,7 @@
     "-Wincomplete-record-updates"
     "-Wincomplete-uni-patterns"
     "-Wmissing-export-lists"
-    "-Wmossing-home-modules"
+    "-Wmissing-home-modules"
     "-Wpartial-fields"
     "-Wredundant-constraints"
     "-threaded"
@@ -23,9 +23,20 @@
     "-i./lib/hs-glsl/src"
     # src
     "-i./src"
+    "-main-is Haskengl.Main"
+  ];
+  haddockOptions = lib.concatStringsSep " " haddockFlags;
+  haddockFlags = [
+    "--html"
+    "--odir docs"
+    "--optghc=-i./src"
+    "--optghc=-i./lib/hs-glsl/src"
+    "src/Haskengl/Main.hs"
   ];
   ghcPackages = p: [
     p.GLFW-b
+    p.linear
+    p.linear-opengl
     p.OpenGL
     p.relude
   ];
@@ -42,11 +53,13 @@ in
     configurePhase = ''
     '';
     buildPhase = ''
-      ghc ${ghcExeOptions} ./src/Main.hs -o ./Main
+      ghc ${ghcExeOptions} ./src/Haskengl/Main.hs -o ./Main
     '';
     installPhase = ''
       mkdir -p $out/bin
       cp ./Main $out/bin/haskengl
+      #haddock ${haddockOptions}
+      #cp ./docs $out/docs -r
     '';
 
     meta = {