graphics/Blender: Use system glew & eigen3. Update README

Signed-off-by: Christoph Willing <chris.willing@linux.com>

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackbuilds.org>

graphics/Blender/Blender.SlackBuild

@@ -31,7 +31,7 @@ cd $(dirname $0) ; CWD=$(pwd)
 
 PRGNAM=Blender
 VERSION=${VERSION:-3.3.10}
-BUILD=${BUILD:-4}
+BUILD=${BUILD:-5}
 TAG=${TAG:-_SBo}
 PKGTYPE=${PKGTYPE:-tgz}
 
@@ -87,6 +87,12 @@ if [ -d /usr/include/embree3 -a "${EMBREE:-yes}" = "yes" ]; then
   embree="-DWITH_CYCLES_EMBREE=ON"
 fi
 
+openusd=""
+if [ -d opt/OpenUSD/bin ]; then
+  # Since OpenUSD is installed, assume we want to use it
+  openusd="-DUSD_INCLUDE_DIR:PATH=/opt/OpenUSD/include -DUSD_LIBRARY:PATH=/opt/OpenUSD/lib"
+fi
+
 set -e
 
 rm -rf $PKG
@@ -110,7 +116,7 @@ mkdir -p build
 cd build
   cmake ../ \
     -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
-    -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
+    -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS $(pkg-config --cflags-only-I python-$PYTHON_VERSION)" \
     -DCMAKE_INSTALL_PREFIX=/usr \
     -DWITH_INSTALL_PORTABLE:BOOL=OFF \
     -DWITH_BUILDINFO:BOOL=ON \
@@ -124,11 +130,12 @@ cd build
     -DWITH_JACK:BOOL=ON \
     -DWITH_JACK_DYNLOAD:BOOL=ON \
     -DPYTHON_LIBPATH:PATH=/usr/lib${LIBDIRSUFFIX} \
+	$openusd \
     -DWITH_CODEC_SNDFILE:BOOL=ON \
     -DWITH_FFTW3:BOOL=ON \
     -DWITH_IMAGE_OPENJPEG:BOOL=ON \
-    -DWITH_SYSTEM_EIGEN3:BOOL=OFF \
-    -DWITH_SYSTEM_GLEW:BOOL=OFF \
+    -DWITH_SYSTEM_EIGEN3:BOOL=ON \
+    -DWITH_SYSTEM_GLEW:BOOL=ON \
     -DWITH_SYSTEM_LZO:BOOL=ON \
     -DWITH_MEM_JEMALLOC:BOOL=ON \
     -DWITH_MEM_VALGRIND:BOOL=ON \

graphics/Blender/Blender.info

@@ -5,6 +5,6 @@ DOWNLOAD="https://download.blender.org/source/blender-3.3.10.tar.xz"
 MD5SUM="a190dbfc5dfd490d737ee64ba68ce79c"
 DOWNLOAD_x86_64=""
 MD5SUM_x86_64=""
-REQUIRES="potrace OpenSubdiv pugixml jack opencollada valgrind python3-numpy openimageio freealut"
+REQUIRES="freealut jack opencollada openimageio OpenSubdiv potrace pugixml python3-numpy valgrind"
 MAINTAINER="Christoph Willing"
 EMAIL="chris.willing@linux.com"

graphics/Blender/README

@@ -7,6 +7,11 @@ range of essential tools for the creation of 3D content, including
 modeling, uv-mapping, texturing, particle and other simulation,
 scripting, rendering, compositing, post-production and game creation.
 
+Installation of Blender and its dependent packages implies disk usage
+approaching 750M. This can increase dramatically with the inclusion of
+various optional dependencies. For instance, if libheif and openvdb
+packages are added (see below) the installation size is 1,735.41 MB.
+
 CUDA support is included if cudatoolkit is installed.
 It may be disabled by passing CUDA=no when building:
     CUDA=no bash ./Blender.SlackBuild
@@ -35,6 +40,15 @@ it will be automatically detected and incorporated when Blender is built.
 Due to an unresolved issue with the current OSL version, generation of
 the blender manpage is suppressed when OSL is detected.
 
+Support for HEIF and AVIF image file formats are available through
+optional inclusion of the libheif package when building openimageio.
+This adds approximately 775M to the size of the Blender installation.
+
+Management and tools for manipulation and storage of "volumetric data",
+such as fog, clouds and "point cloud" in scientific data are available
+through optional inclusion of the openvdb package when building
+openimagio. This adds just over 250M to the total size of the Blender
+installation.
 
 This SlackBuild builds Blender from source code. For Slackware 15.0,
 due to its Python 3 version of 3.9.17, the Blender version to be built

graphics/Blender/README.Slackware

@@ -3,20 +3,31 @@ an existing binary version. The process is therefore more complex and
 time consuming but allows finer tuning of capabilities of the resulting
 package. Working through the prerequisite packages from the REQUIRES field
 of Blender.info results in the following basic build order:
-    libraries/libaec
-    development/python3-numpy
-    graphics/OpenSubdiv
-    graphics/opencollada
-    libraries/freealut
-    libraries/tbb
-    audio/jack
-    libraries/robin-map
-    libraries/hdf5
-    python/pybind11
-    graphics/opencolorio
-    development/valgrind
-    libraries/pugixml
-    graphics/potrace
-    libraries/dcmtk
-    graphics/openimageio
-    graphics/Blender
+	libraries/libaec
+	graphics/opencollada
+	libraries/yaml-cpp
+	libraries/ptex
+	graphics/potrace
+	libraries/tbb
+	libraries/dcmtk
+	development/valgrind
+	python/python3-flit_core
+	libraries/robin-map
+	python/python3-installer
+	libraries/freealut
+	libraries/hdf5
+	graphics/OpenSubdiv
+	python/python3-wheel
+	python/python3-pyproject-hooks
+	libraries/pugixml
+	python/python3-build
+	python/python3-pyproject-metadata
+	python/python3-meson-opt
+	python/python3-packaging-opt
+	python/pybind11
+	python/python3-mesonpy
+	audio/jack
+	graphics/opencolorio
+	development/python3-numpy
+	graphics/openimageio
+	graphics/Blender