add conda installer script for mesa needed for gui visualization

Author: zasexton

install_mesa.sh

@@ -0,0 +1,55 @@
+#!/bin/bash
+# Install Mesa drivers for software rendering in conda environment
+
+echo "Installing Mesa drivers for software rendering..."
+
+if ! command -v conda &> /dev/null; then
+    echo "Error: conda not found. Please ensure conda is installed and activated."
+    exit 1
+fi
+
+if [ -z "$CONDA_PREFIX" ]; then
+    echo "Error: No conda environment activated. Please activate a conda environment first."
+    exit 1
+fi
+
+echo "Installing Mesa packages in conda environment: $CONDA_PREFIX"
+
+# Install Mesa packages (double-check libffi and mesa compatibility)
+conda install -y -c conda-forge \
+    mesa-libgl-cos7-x86_64 \
+    mesa-dri-drivers-cos7-x86_64 \
+    mesalib \
+    libglu \
+    libffi
+
+# Alternative: Install newer mesa packages if available
+conda install -y -c conda-forge mesa-libgl-devel-cos7-x86_64 2>/dev/null || true
+
+echo ""
+echo "Mesa installation complete. Checking for drivers..."
+
+# Check if drivers are installed
+DRI_LOCATIONS=(
+    "$CONDA_PREFIX/lib/dri"
+    "$CONDA_PREFIX/x86_64-conda-linux-gnu/sysroot/usr/lib64/dri"
+    "$CONDA_PREFIX/x86_64-conda-linux-gnu/sysroot/usr/lib/dri"
+)
+
+FOUND=0
+for dir in "${DRI_LOCATIONS[@]}"; do
+    if [ -d "$dir" ]; then
+        echo "Found DRI directory: $dir"
+        ls -la "$dir"/*swrast* "$dir"/*llvmpipe* 2>/dev/null && FOUND=1
+    fi
+done
+
+if [ "$FOUND" -eq 1 ]; then
+    echo ""
+    echo "Success! Mesa drivers installed successfully."
+    echo "You can now run: ./launch_gui.sh"
+else
+    echo ""
+    echo "Warning: Could not verify Mesa driver installation."
+    echo "Try running: ./launch_gui.sh --debug-gl for more information"
+fi