Examples: GLFW/SDL2/SDL3+WebGPU: fixed running with wgpu-native missing wgpuInstanceWaitAny(). (#9377)

docs/CHANGELOG.txt

diff --git a/docs/CHANGELOG.txt b/docs/CHANGELOG.txt
index e732f5b..492b9ef 100644
--- a/docs/CHANGELOG.txt
+++ b/docs/CHANGELOG.txt
@@ -74,7 +74,8 @@
     when when `FramebufferScale` is >1.0f. (#9515, #8628) [@WayU]
   - WebGPU: update to build with wgpu-native 29.0+. (#9377, #9532, #9530) [@lucascompython, @ivan-enzhaev]
 - Examples:
-  - SDL2+Metal: create Metal context without using a SDL_Renderer.
+  - GLFW/SDL2/SDL3+WebGPU: fixed running with wgpu-native missing `wgpuInstanceWaitAny()`. (#9377)
+  - SDL2+Metal: create Metal context without using a `SDL_Renderer`.
   - QNX+OpenGL3, QNX+Vulkan: added QNX Screen examples. (#9492) [@mgorchak-blackberry]
   - OSX+OpenGL3: added example_apple_opengl3/ (OSX/Cocoa + OpenGL 3.2 Core profile).
 

examples/example_glfw_wgpu/main.cpp

diff --git a/examples/example_glfw_wgpu/main.cpp b/examples/example_glfw_wgpu/main.cpp
index 1a00751..fe8b3de 100644
--- a/examples/example_glfw_wgpu/main.cpp
+++ b/examples/example_glfw_wgpu/main.cpp
@@ -376,8 +376,10 @@
     adapterCallbackInfo.userdata1 = &local_adapter;
 
     WGPUFuture future = wgpuInstanceRequestAdapter(instance, &adapter_options, adapterCallbackInfo);
+#if !defined(IMGUI_IMPL_WEBGPU_BACKEND_WGPU)
     WGPUFutureWaitInfo waitInfo = { future, false };
     wgpuInstanceWaitAny(instance, 1, &waitInfo, ~0ull);
+#endif
     IM_ASSERT(local_adapter && "Error on Adapter request");
     return local_adapter;
 }
@@ -391,8 +393,12 @@
     deviceCallbackInfo.userdata1 = &local_device;
 
     WGPUFuture future = wgpuAdapterRequestDevice(adapter, nullptr, deviceCallbackInfo);
+#if !defined(IMGUI_IMPL_WEBGPU_BACKEND_WGPU)
     WGPUFutureWaitInfo waitInfo = { future, false };
     wgpuInstanceWaitAny(instance, 1, &waitInfo, ~0ull);
+#else
+    IM_UNUSED(instance);
+#endif
     IM_ASSERT(local_device && "Error on Device request");
     return local_device;
 }

examples/example_sdl2_wgpu/main.cpp

diff --git a/examples/example_sdl2_wgpu/main.cpp b/examples/example_sdl2_wgpu/main.cpp
index 6caeecf..b0fa541 100644
--- a/examples/example_sdl2_wgpu/main.cpp
+++ b/examples/example_sdl2_wgpu/main.cpp
@@ -362,8 +362,10 @@
     adapterCallbackInfo.userdata1 = &local_adapter;
 
     WGPUFuture future = wgpuInstanceRequestAdapter(instance, &adapter_options, adapterCallbackInfo);
+#if !defined(IMGUI_IMPL_WEBGPU_BACKEND_WGPU)
     WGPUFutureWaitInfo waitInfo = { future, false };
     wgpuInstanceWaitAny(instance, 1, &waitInfo, ~0ull);
+#endif
     IM_ASSERT(local_adapter && "Error on Adapter request");
     return local_adapter;
 }
@@ -377,8 +379,12 @@
     deviceCallbackInfo.userdata1 = &local_device;
 
     WGPUFuture future = wgpuAdapterRequestDevice(adapter, nullptr, deviceCallbackInfo);
+#if !defined(IMGUI_IMPL_WEBGPU_BACKEND_WGPU)
     WGPUFutureWaitInfo waitInfo = { future, false };
     wgpuInstanceWaitAny(instance, 1, &waitInfo, ~0ull);
+#else
+    IM_UNUSED(instance);
+#endif
     IM_ASSERT(local_device && "Error on Device request");
     return local_device;
 }

examples/example_sdl3_wgpu/main.cpp

diff --git a/examples/example_sdl3_wgpu/main.cpp b/examples/example_sdl3_wgpu/main.cpp
index 393c7f4..c66748f 100644
--- a/examples/example_sdl3_wgpu/main.cpp
+++ b/examples/example_sdl3_wgpu/main.cpp
@@ -373,8 +373,10 @@
     adapterCallbackInfo.userdata1 = &local_adapter;
 
     WGPUFuture future = wgpuInstanceRequestAdapter(instance, &adapter_options, adapterCallbackInfo);
+#if !defined(IMGUI_IMPL_WEBGPU_BACKEND_WGPU)
     WGPUFutureWaitInfo waitInfo = { future, false };
     wgpuInstanceWaitAny(instance, 1, &waitInfo, ~0ull);
+#endif
     IM_ASSERT(local_adapter && "Error on Adapter request");
     return local_adapter;
 }
@@ -388,8 +390,12 @@
     deviceCallbackInfo.userdata1 = &local_device;
 
     WGPUFuture future = wgpuAdapterRequestDevice(adapter, nullptr, deviceCallbackInfo);
+#if !defined(IMGUI_IMPL_WEBGPU_BACKEND_WGPU)
     WGPUFutureWaitInfo waitInfo = { future, false };
     wgpuInstanceWaitAny(instance, 1, &waitInfo, ~0ull);
+#else
+    IM_UNUSED(instance);
+#endif
     IM_ASSERT(local_device && "Error on Device request");
     return local_device;
 }