build_and_render.sh

if [ $# -eq 0 ]; then
    echo "No scene name provided as argument."
    exit 1
fi

set -e

SCENE_NAME=$1

clear
echo "-----------------------------------------------------------------------------"
echo "Building and running scene \"$SCENE_NAME\""

RENDER_RESULT_DIR=$SCENE_NAME
SCENE_BIN=$SCENE_NAME
SCENE_DEFINITION=$SCENE_NAME.animation.json

echo "-----------------------------------------------------------------------------"
echo "Building executables:"
make build
make build_scene SCENE_NAME="$SCENE_NAME"

echo "-----------------------------------------------------------------------------"
echo "Running scene animation creation executable ./bin/$SCENE_BIN"
./bin/$SCENE_BIN

echo "-----------------------------------------------------------------------------"
echo "Removing old render files from ./rendered/$RENDER_RESULT_DIR"
# Wipe/clear output directory
rm -fR ./rendered/$RENDER_RESULT_DIR

echo "-----------------------------------------------------------------------------"
echo "Rendering scene ./scene/$SCENE_DEFINITION"
./bin/pathtracer scene/$SCENE_DEFINITION

PNG_COUNT=$(find -f ./rendered/$RENDER_RESULT_DIR/*.png | wc -l | xargs)

if [ $PNG_COUNT -gt 1 ]
then
  echo
  echo
echo "-----------------------------------------------------------------------------"
  echo "Encoding movie: ./rendered/$RENDER_RESULT_DIR/$SCENE_NAME.mp4"
  cd ./rendered/$RENDER_RESULT_DIR
  ../../encode_movie.sh
  mv output.mp4 $SCENE_NAME.mp4
  cd -
fi

echo "-----------------------------------------------------------------------------"
echo "Finished at      $(date '+%Y-%m-%d  %H:%M:%S')"
echo
echo "Rendered scene:  \"$SCENE_NAME\""
echo "Amount images:   $PNG_COUNT"
if [ $PNG_COUNT -gt 1 ]
then
  echo "Created movie:   ./rendered/$RENDER_RESULT_DIR/$SCENE_NAME.mp4"
fi

if [ $PNG_COUNT -eq 1 ]
then
  PNG_FILE=$(find -f ./rendered/$RENDER_RESULT_DIR/*.png)
  open "$PNG_FILE"
else
  open "./rendered/$RENDER_RESULT_DIR/$SCENE_NAME.mp4"
fi