1 files changed, 20 insertions, 0 deletions
diff --git a/src/tests/common/test_3d_helpers.h b/src/tests/common/test_3d_helpers.h
new file mode 100644
index 0000000..5e9c72c
--- /dev/null
+++ b/src/tests/common/test_3d_helpers.h
@@ -0,0 +1,20 @@
+// This file is part of the 64k demo project.
+// Common WGPU initialization for 3D visual tests with surfaces.
+
+#pragma once
+
+#include "platform/platform.h"
+#include <webgpu.h>
+
+// Result of WGPU initialization with surface
+struct WgpuSurfaceContext {
+  WGPUDevice device;
+  WGPUQueue queue;
+  WGPUSurface surface;
+  WGPUAdapter adapter;
+  WGPUTextureFormat format;
+};
+
+// Initialize WGPU with surface for rendering tests
+// Returns context with device/queue/surface/adapter/format
+WgpuSurfaceContext init_wgpu_with_surface(PlatformState* platform_state);