SceneIndexFilter and HydraSchema

Ephiphyte Library & EpiphyteAPI Applied API

API Adapter

Signed-off-by: SEB SCHMIDT <sschmidt@wetafx.co.nz>

README.md

@@ -28,8 +28,22 @@ Huge thanks to Pixar's USD team for providing a highly extensible platform!
 - [hdTri](./src/hdTri): A hydra renderer plugin which images a triangle (in the most direct sense).
 - [usdviewTri](./src/usdviewTri): An usdview plugin providing a menu command to define child Triangle prim(s) under selected paths.
 
+
 [*] We deliberatly split the Hydra 1 & 2 Triangle Prim Adapters into two plugins/sources to outline the differences
 
+
+### USD In Production Examples
+
+The example code presented as part of the USD in Production talk at [SIGGRAPH 2024](https://s2024.conference-program.org/presentation/?id=gensub_436&sess=sess163). These examples use Hydra 2 exclusively.
+Disable these examples using `-DBUILD_SIGG2024=off`
+
+- [usdEpiphyte](./src/usdEpiphyte): a API Schema adapter to describe a relationship between a child primitive and its parent-primitive and the location (pointId) on it
+- [usdEpiphyteImaging](./src/usdEpiphyteImaging): a API Schema adapter for the API Schema
+- [hdEpiphyte](./src/hdEpiphyte): a Hydra Schema & Scene Index Filter
+
+
+
+
 There are many other USD plugins available online - check out [USD Working Group: Projects & Resources](https://wiki.aswf.io/display/WGUSD/USD+Projects+and+Resources) for more!
 
 ## Dependencies
@@ -79,6 +93,7 @@ CMake options for configuring this project:
 | `ENABLE_PYTHON_SUPPORT` | Enable python support.  Must match python support of USD installation. | `ON`    |
 | `BUILD_TESTING`         | Enable automated testing.                                              | `ON`    |
 | `BUILD_HYDRA2`          | Enable building Hydra2 plugins, will disable Hydra1 plugin building.   | `OFF`   |
+| `BUILD_SIGG2024`          | Enable building SIGGRAPH 2024 USD In Production Course Examples.   | `ON`   |
 
 ## Running
 

cmake/Options.cmake

@@ -3,3 +3,4 @@
 option(ENABLE_PYTHON_SUPPORT "Enable support for python." ON)
 option(BUILD_TESTING "Build & execute tests as part of build" ON)
 option(BUILD_HYDRA2 "Build Hydra2 Plugins, disables Hydra1 plugins" OFF)
+option(BUILD_SIGG2024 "Build Siggraph 2024 USD in Production Example Code" ON)

src/CMakeLists.txt

@@ -5,18 +5,23 @@ set(ORGANIZATION "usdpluginexamples")
 
 # Build & install libraries.
 add_subdirectory(usdTri)
+add_subdirectory(usdEpiphyte)
 add_subdirectory(usdviewTri)
 
 # Build & install plugins.
 if (BUILD_HYDRA2)
     add_subdirectory(usdTriImagingHd2)
-else()
+    add_subdirectory(usdEpiphyteImaging)
+    add_subdirectory(hdEpiphyte)
+    else()
     add_subdirectory(usdTriImaging)
 endif()
 
+add_subdirectory(usdTriImaging)
 add_subdirectory(usdTriFileFormat)
 add_subdirectory(hdTri)
 
+
 # Install top-level plugInfo for including per-library plugInfo(s).
 install(
     FILES plugInfo.json

src/hdEpiphyte/CMakeLists.txt

@@ -0,0 +1,29 @@
+usd_library(hdEpiphyte
+
+    PUBLIC_HEADERS_INSTALL_PREFIX
+        ${ORGANIZATION}
+
+    PYTHON_INSTALL_PREFIX
+        ${ORGANIZATION}
+
+    LIBRARIES
+        js
+        plug
+        tf
+        sdf
+        vt
+        gf
+        usdImaging
+        hd
+
+    PUBLIC_CLASSES
+        hdEpiphyteSchema
+
+
+    CPPFILES
+        sceneIndexPlugin.cpp
+        epiphyteSceneIndex.cpp
+
+    RESOURCE_FILES
+        plugInfo.json
+)