DPI bug hotfix

Wassimulator · Nov 14, 2023 · acfcc00 · acfcc00
1 parent f3d07d7
commit acfcc00
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Showing 2 changed files with 21 additions and 5 deletions.
diff --git a/src/events.cpp b/src/events.cpp
@@ -17,14 +17,13 @@ void reset_inputs() {
     K->scroll_y_diff = 0;
 	K->double_click = 0;
 }
-static void set_framebuffer_size(Graphics *ctx, iv2 size);
+static void set_framebuffer_size(Graphics *ctx, iv2 size, bool set_dpi = false);
 
 LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam) {
     Keys *K = &G->keys;
 
     switch (message) {
     case WM_DESTROY:    PostQuitMessage(0); Running = false; break;
-	case WM_DPICHANGED:
  	case WM_SIZE:
     {
         RECT rect;
@@ -39,6 +38,20 @@ LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
 
 		break;
     }
+	case WM_DPICHANGED:
+    {
+        RECT rect;
+        GetClientRect(hwnd, &rect);
+        WW = rect.right - rect.left;
+        WH = rect.bottom - rect.top;
+		set_framebuffer_size(&G->graphics,  iv2(WW, WH), true);
+
+		G->minimized = false;
+		if (wParam == SIZE_MINIMIZED)
+			G->minimized = true;
+
+		break;
+    }
     case WM_DROPFILES:  {
         if (!G->loading_dropped_file) {
             UINT length = DragQueryFile((HDROP)wParam, /*only first one is handled*/ 0, NULL, 0);

diff --git a/src/source.cpp b/src/source.cpp
@@ -169,16 +169,19 @@ static void upload_texture(Texture* texture, void* data, u64 size) {
 	G->graphics.device_ctx->Unmap(texture->d3d_texture, 0);
 }
 
-static void set_framebuffer_size(Graphics *ctx, iv2 size) {
+static void set_framebuffer_size(Graphics *ctx, iv2 size, bool set_dpi) {
 	if (ctx == nullptr) 				return;
 	if (ctx->viewport_size == size) 	return;
 	if (ctx->frame_buffer == nullptr) 	return;
 	if (size.x <= 0 || size.y <= 0) 	return;
 
 	// resize swapchain
 
-	UINT dpi = GetDpiForWindow(hwnd);
-	float dpi_scale_factor = dpi / 96.0f;
+	float dpi_scale_factor = 1;
+	if (set_dpi) {
+		UINT dpi = GetDpiForWindow(hwnd);
+		dpi_scale_factor = dpi / 96.0f;
+	}
 
 	ctx->frame_buffer_view->Release();
 	ctx->frame_buffer->Release();