FROM ubuntu:25.04 AS b3dock

# Setup all software version request
ARG b3d_vs_major=5.1
ARG b3d_vs_minor=0

LABEL Author="stilobique"
LABEL Title="Blender Docker for Unit Test"

#ENV TZ=Europe/Paris
#RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone

## 01. Start First stage to build blender
# Install dependencies
RUN apt-get update && apt-get install -y \
    git \
    git-lfs \
    python3 \
    build-essential \
    subversion \
    cmake \
    libx11-dev \
    libxxf86vm-dev \
    libxcursor-dev \
    libxi-dev \
    libxrandr-dev \
    libxinerama-dev \
    libegl-dev \
    libwayland-dev \
    wayland-protocols \
    libxkbcommon-dev \
    libdbus-1-dev \
    linux-libc-dev

# Compile Blender
RUN git clone --depth 1 --branch v${b3d_vs_major}.${b3d_vs_minor} \
    https://projects.blender.org/blender/blender.git /opt/blender
    
RUN cd /opt/blender && make update
RUN cd /opt/blender && make -j$(nproc)


## 02. Collecte all dependencies
FROM b3dock AS collector
# Rassemble toutes les .so des precompiled libs dans un dossier plat
# -not -type d  : ignore les dossiers
# cp -P         : préserve les symlinks relatifs (libFoo.so -> libFoo.so.1.0)
RUN mkdir -p /collected-libs && \
    find /opt/blender/lib/linux_x64 \
        -name "*.so*" \
        -not -type d \
        -exec cp -P {} /collected-libs/ \;


## 03. Build optimissed image
## Setup a Multistage optimisation
FROM ubuntu:25.04

RUN apt-get update && apt-get install -y \
    libx11-6 \
    libxi6 \
    libxxf86vm1 \
    libxrender1 \
    libxrandr2 \
    libxinerama1 \
    libxcursor1 \
    libxfixes3 \
    libxkbcommon0 \
    libwayland-client0 \
    libwayland-egl1 \
    libegl1 \
    libgl1 \
    libdbus-1-3 \
    libxcb1 \
    libtbb12 \
    libopenal1 \
    libsm6 \
    libice6 \
    && rm -rf /var/lib/apt/lists/*

RUN useradd -m -s /bin/bash bld

COPY --from=b3dock /opt/build_linux/bin/blender /usr/local/bin/blender
COPY --from=collector /collected-libs /usr/local/lib/blender

RUN echo "/usr/local/lib/blender" > /etc/ld.so.conf.d/blender.conf \
    && ldconfig

ARG b3d_vs_major
ENV B3D_ADDON_PATH="/home/bld/.config/blender/${b3d_vs_major}/scripts/addons"

USER bld
# Working Directory setup
WORKDIR /home/bld

ENTRYPOINT ["/usr/local/bin/blender"]
CMD ["--version"]