started work on windows platform layer

.gitignore

@@ -1 +1 @@
-build
+build/

build.bat

@@ -0,0 +1,11 @@
+@echo off
+setlocal enabledelayedexpansion
+
+set vulkan_include=C:\VulkanSDK\1.4.304.1\Include
+
+
+mkdir build
+pushd build
+cl /c /I ..\external\vma /I %vulkan_include% ..\external\vma\vma.cpp
+cl /I ..\external ..\src\main.c
+popd

src/platform.c

@@ -3,7 +3,7 @@
 #endif
 
 #if _WIN32
-#error Not yet implemented
+#include "platform_windows.c"
 #endif
 
 #if __APPLE__ || __MACH__

src/platform.h

@@ -9,7 +9,7 @@ typedef struct WindowSize WindowSize;
 #endif
 
 #if _WIN32
-#error Not yet implemented
+#include "platform_windows.h"
 #endif
 
 #if __APPLE__ || __MACH__

src/platform_linux.h

@@ -12,14 +12,6 @@
 #include <stdlib.h>
 #include <dlfcn.h>
 
-#define Assert(condition, message) do { assert(condition && message); } while(0)
-
-// generic defines
-#define KB(n) n			* 1024LL
-#define MB(n) KB(n) * 1024LL
-#define GB(n) MB(n) * 1024LL
-#define TB(n) GB(n) * 1024LL
-
 // syscall defines
 #define SYS_ERR -1
 

src/platform_windows.c

@@ -0,0 +1,42 @@
+LRESULT CALLBACK WindowProc(HWND window, UINT message, WPARAM w_param, LPARAM l_param)
+{
+	LRESULT result = 0;
+
+	switch (message)
+	{
+		case WM_SIZE: 
+			{
+				OutputDebugStringA("WM_SIZE\n");
+			}	break;
+		case WM_DESTROY:
+			{
+				OutputDebugStringA("WM_DESTROY\n");
+			} break;
+		case WM_CLOSE:
+			{
+				OutputDebugStringA("WM_CLOSE\n");
+			} break;
+		case WM_ACTIVATEAPP:
+			{
+				OutputDebugStringA("WM_ACTIVATEAPP\n");
+			} break;
+		default:
+			{
+				result = DefWindowProc(window, message, w_param, l_param);
+			} break;
+	}
+
+	return result;
+}
+
+int CALLBACK WinMain(HINSTANCE instance, HINSTANCE prev_instance, LPSTR cmd_line, int show_code)
+{
+	WNDCLASS window_class = {
+		.style = CS_OWNDC|CS_HREDREAW|CS_VREDRAW,
+		.lpfnWndProc = ,
+		.hInstance = instance,
+		.lpszClassName = "GearsWindowClass",
+	};
+
+	
+}

src/platform_windows.h

@@ -0,0 +1,68 @@
+#pragma once
+#include <windows.h>
+
+#include <stdint.h>
+#include <stdbool.h>
+
+typedef int8_t i8;
+typedef int16_t i16;
+typedef int32_t i32;
+typedef int64_t i64;
+
+typedef uint8_t u8;
+typedef uint16_t u16;
+typedef uint32_t u32;
+typedef uint64_t u64;
+
+typedef intptr_t intptr;
+typedef uintptr_t uintptr;
+
+#if defined ( _WIN64 )
+typedef int64_t isize;
+typedef uint64_t usize;
+#elif defined ( _WIN32 )
+typedef int32_t isize;
+typedef uint32_t usize;
+#endif
+
+typedef float f32;
+typedef double f64;
+
+typedef uint8_t b8;
+typedef uint32_t b32;
+
+typedef void * rawptr;
+
+typedef struct 
+{
+	i32 lib;
+} Library;
+
+typedef struct
+{
+	i32 win;
+} Window;
+
+typedef struct  
+{
+	i32 fn;
+} Function;
+
+b32 _LoadLib(const char *name, Library *out_lib);
+b32 _LoadFn(const char *name, Library *lib, Function *out_fn);
+
+b32 _InitPlatform();
+rawptr _MemAlloc(isize size);
+rawptr _MemAllocZeroed(isize size);
+isize _GetPageSize();
+
+i32 _EPrint(void const *str);
+i32 _Printf(const char *fmt, ...);
+i32 _Printfln(const char *fmt, ...);
+i32 _EPrintf(const char *fmt, ...);
+
+b32 _CreateWindow();
+Window *_GetWindow();
+b32 _GetWindowEvent(WindowEvent *event);
+void _WaitForWindowEvent(WindowEvent *event);
+WindowSize _GetWindowSize();

src/util.h

@@ -2,6 +2,14 @@
 
 #include <assert.h>
 
+#define Assert(condition, message) do { assert(condition && message); } while(0)
+
+// generic defines
+#define KB(n) n			* 1024LL
+#define MB(n) KB(n) * 1024LL
+#define GB(n) MB(n) * 1024LL
+#define TB(n) GB(n) * 1024LL
+
 #define DEFAULT_ALIGNMENT (2*sizeof(rawptr))
 
 #define Len(x) ((sizeof(x)/sizeof(0[x])) / ((size_t)(!(sizeof(x) % sizeof(0[x])))))