Add IImaging.h stub

Author: lilleyse

extern/CMakeLists.txt

@@ -207,7 +207,6 @@ set(KIT_SDK_ROOT "${NVIDIA_BUILD_DIR}/target-deps/kit-sdk")
 set(KIT_OMNI_UI_ROOT "${NVIDIA_BUILD_DIR}/target-deps/omni-ui")
 set(KIT_IMGUI_ROOT "${NVIDIA_BUILD_DIR}/target-deps/omni-kit-renderer-imgui")
 set(PYBIND11_ROOT "${NVIDIA_BUILD_DIR}/target-deps/pybind11")
-set(RTX_PLUGINS_ROOT "${NVIDIA_BUILD_DIR}/target-deps/rtx_plugins")
 
 set(NVIDIA_USD_LIBRARIES
     usd_ar
@@ -353,16 +352,6 @@ add_prebuilt_project(
 )
 # cmake-format: on
 
-# cmake-format: off
-# rtx_plugins contains carb/imaging headers needed by omni.ui
-add_prebuilt_project_header_only(
-    INCLUDE_DIR
-        "${RTX_PLUGINS_ROOT}/include"
-    TARGET_NAME
-        rtx_plugins
-)
-# cmake-format: on
-
 # cmake-format: off
 add_prebuilt_project_header_only(
     INCLUDE_DIR

extern/nvidia/deps/target-deps.packman.xml

@@ -5,12 +5,10 @@
     <filter include="usd-release"/>
     <filter include="carb_sdk_plugins"/>
     <filter include="pybind11"/>
-    <filter include="rtx_plugins"/>
   </import>
   <!-- Override the link paths to point to the correct locations. -->
   <dependency name="python" linkPath="../_build/target-deps/python"/>
   <dependency name="usd-release" linkPath="../_build/target-deps/usd/release"/>
   <dependency name="carb_sdk_plugins" linkPath="../_build/target-deps/carb_sdk_plugins"/>
   <dependency name="pybind11" linkPath="../_build/target-deps/pybind11/pybind11"/>
-  <dependency name="rtx_plugins" linkPath="../_build/target-deps/rtx_plugins"/>
 </project>

src/core/CMakeLists.txt

@@ -52,6 +52,8 @@ setup_lib(
     SOURCES
         ${SOURCES}
     INCLUDE_DIRS
+        # Stub headers for rtx_plugins (not publicly available)
+        "${CMAKE_CURRENT_LIST_DIR}/include/stubs"
         "${CMAKE_CURRENT_LIST_DIR}/include"
     LIBRARIES
         CesiumUsdSchemas
@@ -208,7 +210,6 @@ setup_lib(
         boost_python311
         tbb
         carb
-        rtx_plugins
         omni_kit
         omni_ui
         pybind11

src/core/include/stubs/carb/imaging/IImaging.h

@@ -0,0 +1,19 @@
+// Stub header for carb/imaging/IImaging.h
+// Provides minimal declarations needed for omni.ui ImageProvider
+// This file exists because rtx_plugins (which contains the real header) is not publicly available.
+#pragma once
+
+namespace carb::imaging {
+
+// Forward declaration for IMetadata interface (used as pointer parameter in ImageProvider)
+class IMetadata;
+
+// DisplayWindowRect structure used by ImageProvider
+struct DisplayWindowRect {
+    float left;
+    float top;
+    float right;
+    float bottom;
+};
+
+} // namespace carb::imaging