Vulkan: add macro for vktrace
Hide vktrace layout behide a marco 'DAWN_USE_VKTRACE' and enable it in
build if need.
diff --git a/src/dawn_native/vulkan/DeviceVk.cpp b/src/dawn_native/vulkan/DeviceVk.cpp
index 25984cb..7245ec8 100644
--- a/src/dawn_native/vulkan/DeviceVk.cpp
+++ b/src/dawn_native/vulkan/DeviceVk.cpp
@@ -421,13 +421,16 @@
extensions->push_back(extension);
};
- // vktrace works by instering a layer, so we need to explicitly enable it if it is present.
+ // vktrace works by instering a layer, but we hide it behind a macro unless we are
+ // debugging in vktrace.
// Also it is good to put it in first position so that it doesn't see Vulkan calls inserted
// by other layers.
+#if defined(DAWN_USE_VKTRACE)
if (mGlobalInfo.vktrace) {
layersToRequest.push_back(kLayerNameLunargVKTrace);
usedKnobs->vktrace = true;
}
+#endif
// RenderDoc installs a layer at the system level for its capture but we don't want to use
// it unless we are debugging in RenderDoc so we hide it behind a macro.
#if defined(DAWN_USE_RENDERDOC)