update

src/handmade.h

@@ -0,0 +1,44 @@
+#include <stdarg.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <math.h>
+#include <windows.h>
+
+#pragma once
+
+#define internal static // for functions
+#define local_persist static // for static variables in a scope
+#define global static // for global variables
+
+typedef uint8_t uint8;
+typedef uint16_t uint16;
+typedef uint32_t uint32;
+typedef uint64_t uint64;
+
+typedef int8_t int8;
+typedef int16_t int16;
+typedef int32_t int32;
+typedef int64_t int64;
+
+typedef float real32;
+typedef double real64;
+
+typedef int32_t bool32;
+
+void debug_printf(wchar_t* format, ...);
+
+// Game to platform layer services
+struct GameInput {
+    int xOffset;
+    int yOffset;
+};
+
+struct GameOffscreenBuffer {
+    void *memory;
+    int width;
+    int height;
+};
+
+void gameUpdateAndRender();
+
+// Platform to game services