movement with arrow keys

src/main.zig

@@ -87,32 +87,68 @@ fn draw(x_offset: i32, y_offset: i32, intensity: u16) void {
  z = optimized(z);
  trial += 1;
  }
- const color = ray.GetColor(@intCast(c_uint, trial * intensity));
+ const color = ray.GetColor(@intCast(c_uint, trial * intensity) + 20_000);
  ray.DrawPixel(@intCast(c_int, (x-x_offset)), @intCast(c_int, (y-y_offset)), color);
  y += 1;
  }
  x += 1;
  }
 }
-
+// const print = std.debug.print;
+const Keys = enum(u16) {
+ right = 262,
+ left = 263,
+ up = 265,
+ down = 264,
+ space = 32,
+ shift = 340,
+ w = 87,
+ s = 83,
+};
+const step = 200;
 pub fn main() void { 
  ray.InitWindow(screenWidth, screenHeight, "fractal");
  defer ray.CloseWindow();
 
- ray.SetTargetFPS(10);
+ ray.SetTargetFPS(60);
  var x_offset: i32 = -400;
  var y_offset: i32 = -400;
  var color: u16 = 1;
  while (!ray.WindowShouldClose()) {
  ray.BeginDrawing();
  defer ray.EndDrawing();
  ray.ClearBackground(ray.RAYWHITE);
- color = (color + 1) % 20;
+ color = (color + 1);
  draw(x_offset, y_offset, color);
- // var buf: []u8 = undefined;
- // var c: c_int = ray.GetKeyPressed;
- // var key: []u8 = @as(u32, c);
- // const s = try std.fmt.bufPrint(buf, key);
- // ray.DrawText(s, 190, 200, 20, ray.LIGHTGRAY);
+
+ switch (@intCast(i32, ray.GetKeyPressed())) {
+ @enumToInt(Keys.right) => {
+ x_offset += step;
+ },
+ @enumToInt(Keys.left) => {
+ x_offset -= step;
+ },
+ @enumToInt(Keys.up) => {
+ y_offset -= step;
+ },
+ @enumToInt(Keys.down) => {
+ y_offset += step;
+ },
+ else => {}
+
+ // @enumToInt(Keys.space)
+ // @enumToInt(Keys.shift)
+ // @enumToInt(Keys.w)
+ // @enumToInt(Keys.s)
+ }
+
+
+ // const k = @intCast(i32, ray.GetKeyPressed());
+ // if (k != 0) {
+ // print("Key:{} ", .{k});
+ // }
+
  }
-}
+}
+//"C:\raylib\zig\zig.exe" build
+