checkpoint

1 files changed, 92 insertions, 0 deletions

diff --git a/linux_handmade.h b/linux_handmade.h
new file mode 100644
index 0000000..d5f1063
--- /dev/null
+++ b/linux_handmade.h
@@ -0,0 +1,92 @@
+/* date = April 15th 2025 4:50 pm */
+
+#ifndef LINUX_HANDMADE_H
+#define LINUX_HANDMADE_H
+
+struct linux_game_code
+{
+    game_update_and_render *UpdateAndRender;
+    game_get_sound_samples *GetSoundSamples;
+    
+    void *LibraryHandle;
+    struct timespec LibraryLastWriteTime;
+};
+
+enum linux_gamepad_axes_enum
+{
+    LSTICKX,
+    LSTICKY,
+    RSTICKX,
+    RSTICKY,
+    LSHOULDER,
+    RSHOULDER,
+    DPADX,
+    DPADY,
+    AXES_COUNT
+};
+
+struct linux_gamepad_axis
+{
+    s32 Minimum;
+    s32 Maximum;
+    s32 Fuzz;
+    s32 Flat;
+};
+
+struct linux_gamepad
+{
+    // TODO(luca): rename to FileHandle
+    int File;
+    char FilePath[PATH_MAX];
+    
+    char Name[256];
+    int SupportsRumble;
+    linux_gamepad_axis Axes[AXES_COUNT];
+};
+
+struct linux_replay_buffer
+{
+    size_t Pos;
+    size_t Size;
+    char *Memory;
+    size_t MemorySize;
+};
+struct linux_state
+{
+    Display *DisplayHandle;
+    
+    b32 IsFullScreen;
+    
+    int InputPlayingIndex;
+    int InputRecordingIndex;
+    linux_replay_buffer ReplayBuffers[5];
+    
+    char ExecutablePath[PATH_MAX];
+    
+    size_t TotalSize;
+    void *GameMemoryBlock;
+};
+
+struct linux_thread_info
+{
+    u64 LogicalThreadIndex;
+    platform_work_queue *Queue;
+};
+
+struct platform_work_queue
+{
+    sem_t SemaphoreHandle;
+    
+    volatile u32 CompletionGoal;
+    volatile u32 CompletionCount;
+    
+    volatile u32 NextEntryToWrite;
+    volatile u32 NextEntryToRead;
+    platform_work_queue_entry Entries[256];
+};
+
+//- Prototypes 
+// for sapall
+internal struct timespec LinuxGetWallClock(void);
+
+#endif //LINUX_HANDMADE_H