added assimp

ports/assimp/CONTROL

@@ -0,0 +1,4 @@
+Source: assimp
+Version: 3.2.1
+Description: The Open Asset import library
+Build-Depends: zlib

ports/assimp/portfile.cmake

@@ -0,0 +1,39 @@
+# Common Ambient Variables:
+#   VCPKG_ROOT_DIR = <C:\path\to\current\vcpkg>
+#   TARGET_TRIPLET is the current triplet (x86-windows, etc)
+#   PORT is the current port name (zlib, etc)
+#   CURRENT_BUILDTREES_DIR = ${VCPKG_ROOT_DIR}\buildtrees\${PORT}
+#   CURRENT_PACKAGES_DIR  = ${VCPKG_ROOT_DIR}\packages\${PORT}_${TARGET_TRIPLET}
+#
+
+include(${CMAKE_TRIPLET_FILE})
+include(vcpkg_common_functions)
+vcpkg_download_distfile(ARCHIVE
+    URLS "https://github.com/assimp/assimp/archive/v3.3.1.zip"
+    FILENAME "assimp-3.3.1.zip"
+    SHA512 d8488702989629a80297b9aea1f91fd5f3d0736f91cc5d7991a41ade99a445e9897c752fbedb2829350fabb5439d4ea31d34bbedb771b3e66aef23cd40b02122
+)
+vcpkg_extract_source_archive(${ARCHIVE})
+
+vcpkg_configure_cmake(
+    SOURCE_PATH ${CURRENT_BUILDTREES_DIR}/src/assimp-3.3.1
+    OPTIONS -DASSIMP_BUILD_TESTS=False
+            -DASSIMP_BUILD_ASSIMP_VIEW=False
+            -DASSIMP_BUILD_ZLIB=False
+            -DASSIMP_BUILD_ASSIMP_TOOLS=False
+    # OPTIONS_RELEASE -DOPTIMIZE=1
+    # OPTIONS_DEBUG -DDEBUGGABLE=1
+)
+
+vcpkg_build_cmake()
+vcpkg_install_cmake()
+
+file(MAKE_DIRECTORY ${CURRENT_PACKAGES_DIR}/share)
+file(RENAME ${CURRENT_PACKAGES_DIR}/lib/cmake/assimp-3.3 ${CURRENT_PACKAGES_DIR}/share/assimp)
+file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/lib/cmake)
+file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/debug/lib/cmake)
+file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/debug/include)
+
+# Handle copyright
+file(COPY ${CURRENT_BUILDTREES_DIR}/src/assimp-3.3.1/LICENSE DESTINATION ${CURRENT_PACKAGES_DIR}/share/assimp)
+file(RENAME ${CURRENT_PACKAGES_DIR}/share/assimp/LICENSE ${CURRENT_PACKAGES_DIR}/share/assimp/copyright)