Initial commit

9 files changed, 96 insertions, 0 deletions

diff --git a/2026/examples/raylib/.direnv/flake-profile b/2026/examples/raylib/.direnv/flake-profile
new file mode 120000
index 0000000..0c05709
--- /dev/null
+++ b/2026/examples/raylib/.direnv/flake-profile
@@ -0,0 +1 @@
+flake-profile-1-link
\ No newline at end of file
diff --git a/2026/examples/raylib/.direnv/flake-profile-1-link b/2026/examples/raylib/.direnv/flake-profile-1-link
new file mode 120000
index 0000000..8f6f619
--- /dev/null
+++ b/2026/examples/raylib/.direnv/flake-profile-1-link
@@ -0,0 +1 @@
+/nix/store/xska2chszdi2m9qa6cnig39w8aihqqcw-nix-shell-env
\ No newline at end of file
diff --git a/2026/examples/raylib/.envrc b/2026/examples/raylib/.envrc
new file mode 100644
index 0000000..9160bb3
--- /dev/null
+++ b/2026/examples/raylib/.envrc
@@ -0,0 +1 @@
+use_flake path:nix
\ No newline at end of file
diff --git a/2026/examples/raylib/.gitignore b/2026/examples/raylib/.gitignore
new file mode 100644
index 0000000..ea9ccd0
--- /dev/null
+++ b/2026/examples/raylib/.gitignore
@@ -0,0 +1,2 @@
+libraylib.a
+output/*
\ No newline at end of file
diff --git a/2026/examples/raylib/build.sh b/2026/examples/raylib/build.sh
new file mode 100755
index 0000000..f176746
--- /dev/null
+++ b/2026/examples/raylib/build.sh
@@ -0,0 +1,3 @@
+#!/bin/sh
+mkdir -p output
+emcc -I./raylib/src libraylib.a -s USE_GLFW=3 -s ASYNCIFY --shell-file ./raylib/src/minshell.html main.c -DPLATFORM_WEB -o output/game.html
diff --git a/2026/examples/raylib/build_raylib.sh b/2026/examples/raylib/build_raylib.sh
new file mode 100755
index 0000000..71aa025
--- /dev/null
+++ b/2026/examples/raylib/build_raylib.sh
@@ -0,0 +1,11 @@
+#!/bin/sh
+cd raylib/src/
+emcc -c rcore.c -Os -Wall -DPLATFORM_WEB -DGRAPHICS_API_OPENGL_ES2
+emcc -c rshapes.c -Os -Wall -DPLATFORM_WEB -DGRAPHICS_API_OPENGL_ES2
+emcc -c rtextures.c -Os -Wall -DPLATFORM_WEB -DGRAPHICS_API_OPENGL_ES2
+emcc -c rtext.c -Os -Wall -DPLATFORM_WEB -DGRAPHICS_API_OPENGL_ES2
+emcc -c rmodels.c -Os -Wall -DPLATFORM_WEB -DGRAPHICS_API_OPENGL_ES2
+emcc -c raudio.c -Os -Wall -DPLATFORM_WEB
+
+emar rcs libraylib.a rcore.o rshapes.o rtextures.o rtext.o rmodels.o raudio.o
+mv libraylib.a ../..
diff --git a/2026/examples/raylib/main.c b/2026/examples/raylib/main.c
new file mode 100644
index 0000000..64091b5
--- /dev/null
+++ b/2026/examples/raylib/main.c
@@ -0,0 +1,33 @@
+#include <raylib.h>
+#include <emscripten.h>
+#include <stdio.h>
+#include <stdbool.h>
+
+int main(int argc, char **argv) {
+    InitWindow(240, 160, "test game raylib mode");
+    SetTargetFPS(60);
+    emscripten_run_script("window.parent.postMessage({op: \"ready\"});");
+    bool started = false;
+    while (!WindowShouldClose()) {
+        if (!started) {
+            double difficulty = EM_ASM_DOUBLE({return window.lcolonqJamStart || -1.0;});
+            printf("difficulty: %f\n", difficulty);
+            if (difficulty > 0.0) {
+                started = true;
+                emscripten_run_script("window.parent.postMessage({op: \"started\"});");
+                printf("started at difficulty: %f\n", difficulty);
+            }
+        } else {
+            if (IsMouseButtonPressed(MOUSE_BUTTON_LEFT)) {
+                printf("clicked\n");
+                emscripten_run_script("window.parent.postMessage({op: \"done\", win: true});");
+                return 0;
+            }
+            BeginDrawing();
+            ClearBackground(RED);
+            DrawText("hello gamer", 0, 0, 20, WHITE);
+            EndDrawing();
+        }
+    }
+    return 0;
+}
diff --git a/2026/examples/raylib/nix/flake.lock b/2026/examples/raylib/nix/flake.lock
new file mode 100644
index 0000000..7461ca0
--- /dev/null
+++ b/2026/examples/raylib/nix/flake.lock
@@ -0,0 +1,27 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1779694939,
+        "narHash": "sha256-Ly4j75O8ICaSQx3uxPnwk2x7PMF0XQvn5r0c3yBA7FI=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "f9d8b65950353691ab56561e7c73d2e1063d810b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/2026/examples/raylib/nix/flake.nix b/2026/examples/raylib/nix/flake.nix
new file mode 100644
index 0000000..d51dd3a
--- /dev/null
+++ b/2026/examples/raylib/nix/flake.nix
@@ -0,0 +1,17 @@
+{
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+  };
+
+  outputs = { self, nixpkgs, ... }@inputs:
+    let
+      system = "x86_64-linux";
+      pkgs = nixpkgs.legacyPackages.${system};
+    in {
+      devShells.x86_64-linux.default = pkgs.mkShell {
+        buildInputs = [
+          pkgs.emscripten
+        ];
+      };
+    };
+}