Add asset scripts

.gitmodules

@@ -37,9 +37,12 @@
 [submodule "src/isaac_ros/isaac_ros_dnn_inference"]
 	path = src/isaac_ros/isaac_ros_dnn_inference
 	url = https://github.com/NVIDIA-ISAAC-ROS/isaac_ros_dnn_inference.git
+	branch = v3.1.0
 [submodule "src/isaac_ros/isaac_ros_compression"]
 	path = src/isaac_ros/isaac_ros_compression
 	url = https://github.com/NVIDIA-ISAAC-ROS/isaac_ros_compression.git
+	branch = v3.1.0
 [submodule "src/isaac_ros/isaac_ros_image_segmentation"]
 	path = src/isaac_ros/isaac_ros_image_segmentation
 	url = https://github.com/NVIDIA-ISAAC-ROS/isaac_ros_image_segmentation.git
+	branch = v3.1.0

scripts/build_image.sh

@@ -1,4 +1,4 @@
-
+#!/bin/bash
 if [ -z "${image_key}"]; then
     image_key="ros2_humble.realsense.deepstream.user.zed.umn.gazebo"
 fi

scripts/download_assests.sh

@@ -0,0 +1,32 @@
+#!/bin/bash
+NGC_ORG="nvidia"
+NGC_TEAM="isaac"
+PACKAGE_NAME="isaac_ros_unet"
+NGC_RESOURCE="isaac_ros_unet_assets"
+NGC_FILENAME="quickstart.tar.gz"
+MAJOR_VERSION=3
+MINOR_VERSION=1
+VERSION_REQ_URL="https://catalog.ngc.nvidia.com/api/resources/versions?orgName=$NGC_ORG&teamName=$NGC_TEAM&name=$NGC_RESOURCE&isPublic=true&pageNumber=0&pageSize=100&sortOrder=CREATED_DATE_DESC"
+AVAILABLE_VERSIONS=$(curl -s \
+    -H "Accept: application/json" "$VERSION_REQ_URL")
+LATEST_VERSION_ID=$(echo $AVAILABLE_VERSIONS | jq -r "
+    .recipeVersions[]
+    | .versionId as \$v
+    | \$v | select(test(\"^\\\\d+\\\\.\\\\d+\\\\.\\\\d+$\"))
+    | split(\".\") | {major: .[0]|tonumber, minor: .[1]|tonumber, patch: .[2]|tonumber}
+    | select(.major == $MAJOR_VERSION and .minor <= $MINOR_VERSION)
+    | \$v
+    " | sort -V | tail -n 1
+)
+if [ -z "$LATEST_VERSION_ID" ]; then
+    echo "No corresponding version found for Isaac ROS $MAJOR_VERSION.$MINOR_VERSION"
+    echo "Found versions:"
+    echo $AVAILABLE_VERSIONS | jq -r '.recipeVersions[].versionId'
+else
+    mkdir -p ${ISAAC_ROS_WS}/isaac_ros_assets && \
+    FILE_REQ_URL="https://api.ngc.nvidia.com/v2/resources/$NGC_ORG/$NGC_TEAM/$NGC_RESOURCE/\
+versions/$LATEST_VERSION_ID/files/$NGC_FILENAME" && \
+    curl -LO --request GET "${FILE_REQ_URL}" && \
+    tar -xf ${NGC_FILENAME} -C ${ISAAC_ROS_WS}/isaac_ros_assets && \
+    rm ${NGC_FILENAME}
+fi