Add instructions to enable laz-perf support

doc/development.rst

@@ -18,10 +18,12 @@ Requirements
   ``libxml2-devel``
 - CUnit packages must be installed
 - [Optional] ``laz-perf`` library may be installed for LAZ compression support
-  (built from source_)
+  (see :ref:`build_sources` instructions)
+
+.. _build_sources:
 
 ------------------------------------------------------------------------------
-Build/Install
+Build from sources
 ------------------------------------------------------------------------------
 
 After generating the configure script with ``autogen.sh``, you can use
@@ -54,6 +56,50 @@ After generating the configure script with ``autogen.sh``, you can use
 
     $ ./configure CFLAGS="-DNESTED_QSORT=1"
 
+
+**LAZ support**
+
+If you want to enable LAZ compression, you first need to build the ``1.5.0``
+laz-perf library from sources:
+
+.. code-block:: bash
+
+    $ git clone https://github.com/hobuinc/laz-perf
+    $ cd laz-perf
+    $ git checkout 1.5.0
+    $ cmake .
+    $ make
+    $ make install
+
+
+And then enable LAZ compression with ``--with-lazperf`` option on PgPointcloud side:
+
+.. code-block::
+
+   $ ./configure --with-lazperf=/usr/local
+
+    PointCloud is now configured for
+
+   -------------- Compiler Info -------------
+    C compiler:           gcc -g -O2
+    CXX compiler:         g++ -g -O2
+    SQL preprocessor:     /usr/bin/cpp -traditional-cpp -w -P
+
+   -------------- Dependencies --------------
+    PostgreSQL config:    /usr/bin/pg_config
+    PostgreSQL version:   PostgreSQL 17.5 (170)
+    Libxml2 config:       /usr/bin/xml2-config
+    Libxml2 version:      2.14.3
+    LazPerf status:       /usr/local/include/laz-perf
+    CUnit status:         enabled
+
+
+.. warning::
+
+   Laz-perf ``1.5.0`` is outdated and some work is necessary to upgrade to
+   ``3.X`` version.
+
+
 ------------------------------------------------------------------------------
 Tests
 ------------------------------------------------------------------------------

doc/install.rst

@@ -10,6 +10,7 @@ Install
    :backlinks: none
 
 
+------------------------------------------------------------------------------
 Docker image
 -----------------------------------------------------------------------------
 
@@ -23,6 +24,7 @@ development version:
 .. _`Docker Hub`: https://hub.docker.com/r/pgpointcloud/pointcloud
 
 
+------------------------------------------------------------------------------
 GNU/Linux
 ------------------------------------------------------------------------------
 
@@ -45,6 +47,7 @@ pgPointcloud is available on Arch Linux through the `user repository`_.
 .. _`user repository`: https://aur.archlinux.org/packages/pgpointcloud
 
 
+------------------------------------------------------------------------------
 Windows
 ------------------------------------------------------------------------------
 
@@ -53,6 +56,7 @@ pgPointcloud is directly included in the `PostGIS`_ bundle.
 .. _`PostGIS`: https://postgis.net/windows_downloads/
 
 
+------------------------------------------------------------------------------
 MacOS
 ------------------------------------------------------------------------------
 
@@ -61,6 +65,7 @@ pgpointcloud is available on macOS via `MacPorts`_.
 .. _`MacPorts`: https://ports.macports.org/port/pgpointcloud/
 
 
+------------------------------------------------------------------------------
 Releases tarballs
 ------------------------------------------------------------------------------
 
@@ -97,11 +102,13 @@ Releases tarballs
 
 .. _source:
 
+------------------------------------------------------------------------------
 Sources
 ------------------------------------------------------------------------------
 
 The source code repository for pgPointcloud is on `GitHub`_. You can retrieve
-the development version with ``git``:
+the development version with ``git``. See :ref:`build_sources` for
+instructions.
 
 .. code-block:: console