From 5d97021d0ea00ccf2851452da8ab3cc465519c67 Mon Sep 17 00:00:00 2001
From: BoredGuy <osome3717@gmail.com>
Date: Tue, 30 Sep 2025 08:49:27 +0300
Subject: Working on initialization

---
 include/renderwindow.h |  2 ++
 src/renderwindow.c     | 29 +++++++++++++++++++++++++++++
 2 files changed, 31 insertions(+)

diff --git a/include/renderwindow.h b/include/renderwindow.h
index 87d89b9..2d3ffbe 100644
--- a/include/renderwindow.h
+++ b/include/renderwindow.h
@@ -13,6 +13,8 @@ typedef struct {
   WGPUDevice wgpuDevice;
   WGPUSurfaceConfiguration configs;
   WGPUQueue queue;
+
+  WGPUTexture screenTexture;
 } RenderWindow;
 
 RenderWindow InitRenderWindow(int width, int height, const char* title);
diff --git a/src/renderwindow.c b/src/renderwindow.c
index e9b7a80..769105b 100644
--- a/src/renderwindow.c
+++ b/src/renderwindow.c
@@ -7,6 +7,10 @@
 #include <wayland-client.h>
 #endif
 
+#if defined(SDL_PLATFORM_WINDOWS)
+#include <windows.h>
+#endif
+
 RenderWindow InitRenderWindow(int width, int height, const char* title) {
   RenderWindow renderWindow = {0};
   SDL_Init(SDL_INIT_VIDEO);
@@ -16,8 +20,32 @@ RenderWindow InitRenderWindow(int width, int height, const char* title) {
       .requiredFeatureCount = 1,
       .requiredFeatures = (WGPUInstanceFeatureName[]) { WGPUInstanceFeatureName_TimedWaitAny }
     });
+  SDL_assert(renderWindow.wgpuInstance);
 
   SDL_PropertiesID windowProperties = SDL_GetWindowProperties(renderWindow.window);
+
+#if defined(SDL_PLATFORM_WINDOWS)
+  HWND hwnd =
+    (HWND)SDL_GetPointerProperty(windowProperties, SDL_PROP_WINDOW_WIN32_HWND_POINTER, NULL);
+  HINSTANCE hinstance =
+    (HINSTANCE)SDL_GetPointerProperty(windowProperties, SDL_PROP_WINDOW_WIN32_INSTANCE_POINTER, NULL);
+
+  if (hwnd && hinstance) {
+    renderWindow.wgpuSurface =
+      wgpuInstanceCreateSurface(renderWindow.wgpuInstance, &(const WGPUSurfaceDescriptor){
+          .nextInChain = (WGPUChainedStruct*)&(const WGPUSurfaceSourceWindowsHWND) {
+            .chain = (WGPUChainedStruct) {
+              .next = NULL,
+              .sType = WGPUSType_SurfaceSourceWindowsHWND
+            }
+          },
+
+          .hwnd = hwnd,
+          .hinstance = hinstance
+        });
+  }
+#endif
+
 #if defined(SDL_PLATFORM_LINUX)
   if (SDL_strcmp(SDL_GetCurrentVideoDriver(), "x11") == 0) {
     Display* xdisplay =
@@ -61,6 +89,7 @@ RenderWindow InitRenderWindow(int width, int height, const char* title) {
     }
   }
 #endif
+  SDL_assert(renderWindow.wgpuSurface);
 
   return renderWindow;
 }
-- 
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