Update launch config and use a custom painter

Signed-off-by: Hans Kokx <hans.d.kokx@gmail.com>

.vscode/launch.json

@@ -1,18 +1,38 @@
 {
+  // Use IntelliSense to learn about possible attributes.
+  // Hover to view descriptions of existing attributes.
+  // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
   "version": "0.2.0",
   "configurations": [
     {
-      "name": "clang - Build and debug active file",
+      "name": "Flutter",
+      "request": "launch",
+      "type": "dart"
+    },
+    {
+      "name": "Flutter (profile mode)",
+      "request": "launch",
+      "type": "dart",
+      "flutterMode": "profile"
+    },
+    {
+      "name": "Flutter (release mode)",
+      "request": "launch",
+      "type": "dart",
+      "flutterMode": "release"
+    },
+    {
+      "name": "Raycaster (C)",
       "type": "cppdbg",
       "request": "launch",
-      "program": "${fileDirname}/${fileBasenameNoExtension}",
+      "program": "${workspaceFolder}/raycaster",
       "args": [],
       "stopAtEntry": false,
-      "cwd": "${fileDirname}",
+      "cwd": "${workspaceFolder}",
       "environment": [],
       "externalConsole": false,
       "MIMode": "lldb",
-      "preLaunchTask": "C/C++: clang build active file"
+      "preLaunchTask": "Build raycaster"
     }
   ]
 }

.vscode/tasks.json

@@ -1,6 +1,30 @@
 {
   "version": "2.0.0",
   "tasks": [
+    {
+      "type": "cppbuild",
+      "label": "Build raycaster",
+      "command": "/usr/bin/clang",
+      "args": [
+        "-g",
+        "${workspaceFolder}/raycaster.c",
+        "-o",
+        "${workspaceFolder}/raycaster",
+        "-framework",
+        "OpenGL",
+        "-framework",
+        "GLUT",
+        "-Wno-deprecated-declarations"
+      ],
+      "options": {
+        "cwd": "${workspaceFolder}"
+      },
+      "problemMatcher": [
+        "$gcc"
+      ],
+      "group": "build",
+      "detail": "Builds raycaster.c explicitly"
+    },
     {
       "type": "cppbuild",
       "label": "C/C++: clang build active file",