diff options
Diffstat (limited to 'examples/shader-toy/main.cpp')
| -rw-r--r-- | examples/shader-toy/main.cpp | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/examples/shader-toy/main.cpp b/examples/shader-toy/main.cpp index 1ab85c0b2..185d18246 100644 --- a/examples/shader-toy/main.cpp +++ b/examples/shader-toy/main.cpp @@ -282,10 +282,18 @@ struct ShaderToyApp : public WindowedAppBase Result initialize() { - initializeBase("Shader Toy", 1024, 768); - gWindow->events.mouseMove = [this](const platform::MouseEventArgs& e) { handleEvent(e); }; - gWindow->events.mouseUp = [this](const platform::MouseEventArgs& e) { handleEvent(e); }; - gWindow->events.mouseDown = [this](const platform::MouseEventArgs& e) { handleEvent(e); }; + SLANG_RETURN_ON_FAIL(initializeBase("Shader Toy", 1024, 768)); + + // We may not have a window if we're running in test mode + SLANG_ASSERT(isTestMode() || gWindow); + if (gWindow) + { + gWindow->events.mouseMove = [this](const platform::MouseEventArgs& e) + { handleEvent(e); }; + gWindow->events.mouseUp = [this](const platform::MouseEventArgs& e) { handleEvent(e); }; + gWindow->events.mouseDown = [this](const platform::MouseEventArgs& e) + { handleEvent(e); }; + } InputElementDesc inputElements[] = { {"POSITION", 0, Format::R32G32_FLOAT, offsetof(FullScreenTriangle::Vertex, position)}, @@ -383,7 +391,11 @@ struct ShaderToyApp : public WindowedAppBase commandBuffer->close(); gQueue->executeCommandBuffer(commandBuffer); - gSwapchain->present(); + + // We may not have a swapchain if we're running in test mode + SLANG_ASSERT(isTestMode() || gSwapchain); + if (gSwapchain) + gSwapchain->present(); } void handleEvent(const platform::MouseEventArgs& event) |