Reorganize sys/win32

core/sys/win32/gdi32.odin

@@ -0,0 +1,23 @@
+// +build windows
+package win32
+
+foreign import "system:gdi32.lib"
+
+
+@(default_calling_convention = "std")
+foreign gdi32 {
+	@(link_name="GetStockObject") get_stock_object :: proc(fn_object: i32) -> Hgdiobj ---;
+
+	@(link_name="StretchDIBits")
+	stretch_dibits :: proc(hdc: Hdc,
+	                       x_dst, y_dst, width_dst, height_dst: i32,
+	                       x_src, y_src, width_src, header_src: i32,
+	                       bits: rawptr, bits_info: ^Bitmap_Info,
+	                       usage: u32,
+	                       rop: u32) -> i32 ---;
+
+	@(link_name="SetPixelFormat")    set_pixel_format    :: proc(hdc: Hdc, pixel_format: i32, pfd: ^Pixel_Format_Descriptor) -> Bool ---;
+	@(link_name="ChoosePixelFormat") choose_pixel_format :: proc(hdc: Hdc, pfd: ^Pixel_Format_Descriptor) -> i32 ---;
+	@(link_name="SwapBuffers")       swap_buffers        :: proc(hdc: Hdc) -> Bool ---;
+
+}