feat: implement setup and build scripts for MPVJ deployment and cross-compilation
This commit is contained in:
Timothy Hofland
185
scripts/build.sh
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185
scripts/build.sh
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#!/bin/bash
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# MPVJ Build Script
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# Runs on x86_64 (e.g., Docker) to cross-compile artifacts for aarch64 (RPi 3B).
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# Outputs:
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# frontend/dist/ — pre-built Vite bundle
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# bin/ofxPiMapper — aarch64 binary
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#
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# Usage: bash scripts/build.sh [REPO_DIR]
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# REPO_DIR defaults to the directory containing this script's parent.
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set -e
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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REPO_DIR="${1:-$(dirname "$SCRIPT_DIR")}"
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OF_VERSION="0.12.1"
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OF_DIR="$REPO_DIR/.build/openFrameworks"
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OF_FILE="of_v${OF_VERSION}_linuxaarch64_release.tar.gz"
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OF_URL="https://github.com/openframeworks/openFrameworks/releases/download/${OF_VERSION}/${OF_FILE}"
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BIN_OUT="$REPO_DIR/bin"
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# ── Validate repo ────────────────────────────────────────────────────────────
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if [ ! -d "$REPO_DIR/frontend" ] || [ ! -d "$REPO_DIR/backend" ]; then
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echo "ERROR: $REPO_DIR does not look like the mapper repo (missing frontend/ or backend/)."
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exit 1
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fi
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echo "Building from: $REPO_DIR"
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# ── 1. Install build dependencies ───────────────────────────────────────────
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echo "Installing build dependencies..."
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if command -v apt-get > /dev/null 2>&1; then
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apt-get update -y
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DEBIAN_FRONTEND=noninteractive apt-get install -y \
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git curl wget unzip build-essential \
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gcc-aarch64-linux-gnu g++-aarch64-linux-gnu \
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binutils-aarch64-linux-gnu \
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libmpg123-dev libsndfile1-dev libopenal-dev libassimp-dev \
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libglew-dev libglfw3-dev liburiparser-dev \
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libcurl4-openssl-dev libpugixml-dev libasound2-dev \
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libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev \
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gstreamer1.0-plugins-good gstreamer1.0-plugins-bad \
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gstreamer1.0-plugins-ugly gstreamer1.0-libav \
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libgtk-3-dev libboost-filesystem-dev \
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libfontconfig1-dev libfreetype-dev libx11-dev \
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libxrandr-dev libxinerama-dev libxcursor-dev libxi-dev \
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libpulse-dev libudev-dev libfreeimage-dev librtaudio-dev \
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freeglut3-dev libxxf86vm-dev
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fi
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# Install Node.js if missing
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if ! command -v node > /dev/null 2>&1; then
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echo "Installing Node.js 20..."
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curl -fsSL https://deb.nodesource.com/setup_20.x | bash -
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apt-get install -y nodejs
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fi
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# ── 2. Build frontend ────────────────────────────────────────────────────────
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echo ""
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echo "=== Building frontend ==="
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cd "$REPO_DIR/frontend"
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rm -rf node_modules package-lock.json
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npm install --omit=optional --package-lock=false
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NODE_OPTIONS="--max-old-space-size=512" npm run build
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echo "Frontend built → $REPO_DIR/frontend/dist/"
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# ── 3. Download OpenFrameworks (aarch64 pre-built release) ───────────────────
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echo ""
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echo "=== Downloading OpenFrameworks ${OF_VERSION} (aarch64) ==="
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mkdir -p "$REPO_DIR/.build"
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if [ ! -d "$OF_DIR" ]; then
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cd "$REPO_DIR/.build"
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if [ ! -f "$OF_FILE" ]; then
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wget "$OF_URL" || curl -L -O "$OF_URL"
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fi
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tar -xzf "$OF_FILE"
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mv of_v${OF_VERSION}_linux*_release openFrameworks
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rm -f "$OF_FILE"
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echo "OpenFrameworks extracted to $OF_DIR"
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else
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echo "OpenFrameworks already present, skipping download."
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fi
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# ── 4. Clone & patch ofxPiMapper ────────────────────────────────────────────
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echo ""
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echo "=== Cloning ofxPiMapper ==="
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ADDON_DIR="$OF_DIR/addons/ofxPiMapper"
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rm -rf "$ADDON_DIR"
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git clone --depth 1 https://github.com/kr15h/ofxPiMapper.git "$ADDON_DIR"
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cd "$ADDON_DIR"
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echo "Applying compatibility patches..."
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# 4a. OscControl.cpp highlight patch
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OSC_FILE=$(find src -name "OscControl.cpp" | head -n 1)
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if [ -n "$OSC_FILE" ]; then
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echo "Patching $OSC_FILE..."
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sed -i '/if (m.getAddress() == "\/ofxPiMapper\/surface\/select"){/r /dev/stdin' "$OSC_FILE" <<'EOF_PATCH'
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if (m.getAddress() == "/ofxPiMapper/surface/highlight"){
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int surfaceIndex = m.getArgAsInt32(0);
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mapper->getSurfaceManager()->selectSurface(surfaceIndex);
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return;
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}
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EOF_PATCH
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fi
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# 4b. C++11 compatibility header
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cat <<'EOF_COMPAT' > src/cpp11_compat.h
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#ifndef OFXPIMAPPER_CPP11_COMPAT_H
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#define OFXPIMAPPER_CPP11_COMPAT_H
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#include <memory>
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#include <utility>
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#include <vector>
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#include <string>
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#include <algorithm>
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#if __cplusplus < 201402L
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namespace std {
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template<typename T, typename... Args>
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std::unique_ptr<T> make_unique(Args&&... args) {
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return std::unique_ptr<T>(new T(std::forward<Args>(args)...));
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}
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}
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#endif
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using std::unique_ptr;
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using std::make_unique;
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using std::vector;
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using std::string;
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#endif
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EOF_COMPAT
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# 4c. Inject compat header into the main addon header
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sed -i '1i #include "cpp11_compat.h"' src/ofxPiMapper.h
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# 4d. Qualify unique_ptr / make_unique calls
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find src -type f \( -name "*.h" -o -name "*.cpp" \) \
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-exec sed -i 's/\([^:a-zA-Z0-9]\)unique_ptr\b/\1std::unique_ptr/g' {} + \
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-exec sed -i 's/\([^:a-zA-Z0-9]\)make_unique\b/\1std::make_unique/g' {} +
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# 4e. Ensure <memory> is included where needed
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for f in $(grep -l "unique_ptr" src/*.h 2>/dev/null || true); do
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grep -q "<memory>" "$f" || sed -i '1i #include <memory>' "$f"
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done
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# ── 5. Cross-compile ofxPiMapper for aarch64 ────────────────────────────────
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echo ""
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echo "=== Compiling ofxPiMapper (aarch64 target) ==="
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cd "$ADDON_DIR/example_basic"
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CROSS_CC="aarch64-linux-gnu-gcc"
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CROSS_CXX="aarch64-linux-gnu-g++"
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CROSS_AR="aarch64-linux-gnu-ar"
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CROSS_LD="aarch64-linux-gnu-ld"
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if ! command -v "$CROSS_CXX" > /dev/null 2>&1; then
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echo "ERROR: Cross-compiler $CROSS_CXX not found. Install gcc-aarch64-linux-gnu."
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exit 1
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fi
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GLOBAL_FLAGS="-Wno-error -Wno-reorder -Wno-sign-compare -Wno-delete-non-virtual-dtor -std=c++11 -O0 -fno-tree-vrp"
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make clean 2>/dev/null || true
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env \
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CC="$CROSS_CC" CXX="$CROSS_CXX" AR="$CROSS_AR" LD="$CROSS_LD" \
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make -j1 \
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PLATFORM_CFLAGS="$GLOBAL_FLAGS -I$ADDON_DIR/src" \
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USER_CFLAGS="$GLOBAL_FLAGS" \
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USER_CPPFLAGS="-std=c++11" \
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OF_PROJECT_OPTIMIZATION_FLAGS="-O0"
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# ── 6. Copy artifact to repo/bin/ ──────────────────────────────────────────
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echo ""
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echo "=== Collecting artifacts ==="
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mkdir -p "$BIN_OUT"
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cp bin/example_basic "$BIN_OUT/ofxPiMapper"
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chmod +x "$BIN_OUT/ofxPiMapper"
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echo ""
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echo "============================================"
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echo " BUILD COMPLETE"
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echo "============================================"
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echo " Frontend: $REPO_DIR/frontend/dist/"
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echo " ofxPiMapper: $BIN_OUT/ofxPiMapper (aarch64)"
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echo ""
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echo " Commit and push these artifacts, then run"
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echo " setup.sh on the Pi to deploy."
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echo "============================================"
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