From 10c5eaf9eaac3d550be2a05ab8a89157276bc336 Mon Sep 17 00:00:00 2001
From: Raymaekers Luca <luca@spacehb.net>
Date: Thu, 21 Aug 2025 20:58:21 +0200
Subject: checkpoint

---
 code/win32_handmade.h | 89 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100755 code/win32_handmade.h

(limited to 'code/win32_handmade.h')

diff --git a/code/win32_handmade.h b/code/win32_handmade.h
new file mode 100755
index 0000000..ba39332
--- /dev/null
+++ b/code/win32_handmade.h
@@ -0,0 +1,89 @@
+#if !defined(WIN32_HANDMADE_H)
+/* ========================================================================
+   $File: $
+   $Date: $
+   $Revision: $
+   $Creator: Casey Muratori $
+   $Notice: (C) Copyright 2014 by Molly Rocket, Inc. All Rights Reserved. $
+   ======================================================================== */
+
+struct win32_offscreen_buffer
+{
+ // NOTE(casey): Pixels are alwasy 32-bits wide, Memory Order BB GG RR XX
+ BITMAPINFO Info;
+ void *Memory;
+ int Width;
+ int Height;
+ int Pitch;
+ int BytesPerPixel;
+};
+
+struct win32_window_dimension
+{
+ int Width;
+ int Height;
+};
+
+struct win32_sound_output
+{
+ int SamplesPerSecond;
+ u32 RunningSampleIndex;
+ int BytesPerSample;
+ DWORD SecondaryBufferSize;
+ DWORD SafetyBytes;
+ r32 tSine;
+ // TODO(casey): Should running sample index be in bytes as well
+ // TODO(casey): Math gets simpler if we add a "bytes per second" field?
+};
+
+struct win32_debug_time_marker
+{
+ DWORD OutputPlayCursor;
+ DWORD OutputWriteCursor;
+ DWORD OutputLocation;
+ DWORD OutputByteCount;
+ DWORD ExpectedFlipPlayCursor;
+ 
+ DWORD FlipPlayCursor;
+ DWORD FlipWriteCursor;
+};
+
+struct win32_game_code
+{
+ HMODULE GameCodeDLL;
+ FILETIME DLLLastWriteTime;
+ 
+ // IMPORTANT(casey): Either of the callbacks can be 0!  You must
+ // check before calling.
+ game_update_and_render *UpdateAndRender;
+ game_get_sound_samples *GetSoundSamples;
+ 
+ b32 IsValid;
+};
+
+#define WIN32_STATE_FILE_NAME_COUNT MAX_PATH
+struct win32_replay_buffer
+{
+ HANDLE FileHandle;
+ HANDLE MemoryMap;
+ char FileName[WIN32_STATE_FILE_NAME_COUNT];
+ void *MemoryBlock;
+};
+struct win32_state
+{
+ u64 TotalSize;
+ void *GameMemoryBlock;
+ win32_replay_buffer ReplayBuffers[4];
+ 
+ HANDLE RecordingHandle;
+ int InputRecordingIndex;
+ 
+ HANDLE PlaybackHandle;
+ int InputPlayingIndex;
+ 
+ char EXEFileName[WIN32_STATE_FILE_NAME_COUNT];
+ char *OnePastLastEXEFileNameSlash;
+};
+
+#define WIN32_HANDMADE_H
+#endif
-- 
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