Merge branch 'master' into lm_tm_hollowing

CMakeLists.txt

@@ -1,5 +1,5 @@
+cmake_minimum_required(VERSION 3.8)
 project(PrusaSlicer)
-cmake_minimum_required(VERSION 3.2)
 
 include("version.inc")
 include(GNUInstallDirs)
@@ -369,18 +369,24 @@ if (NOT EXPAT_FOUND)
 endif ()
 include_directories(${EXPAT_INCLUDE_DIRS})
 
+find_package(OpenGL REQUIRED)
+
 # Find glew or use bundled version
-if (NOT SLIC3R_STATIC)
-    find_package(GLEW)
-endif ()
+if (SLIC3R_STATIC)
+    set(GLEW_USE_STATIC_LIBS ON)
+    set(GLEW_VERBOSE ON)
+endif()
+
+find_package(GLEW)
 if (NOT GLEW_FOUND)
+    message(STATUS "GLEW not found, using bundled version.")
     add_library(glew STATIC ${LIBDIR}/glew/src/glew.c)
-    set(GLEW_FOUND 1)
+    set(GLEW_FOUND TRUE)
     set(GLEW_INCLUDE_DIRS ${LIBDIR}/glew/include/)
-    set(GLEW_LIBRARIES glew)
-    add_definitions(-DGLEW_STATIC)
+    target_compile_definitions(glew PUBLIC GLEW_STATIC)
+    target_include_directories(glew PUBLIC ${GLEW_INCLUDE_DIRS})
+    add_library(GLEW::GLEW ALIAS glew)
 endif ()
-include_directories(${GLEW_INCLUDE_DIRS})
 
 # Find the Cereal serialization library
 add_library(cereal INTERFACE)
@@ -403,11 +409,36 @@ if(SLIC3R_STATIC)
     set(USE_BLOSC TRUE)
 endif()
 
+
 find_package(OpenVDB 5.0 COMPONENTS openvdb)
 if(OpenVDB_FOUND)
     slic3r_remap_configs(IlmBase::Half RelWithDebInfo Release)
 endif()
 
+set(TOP_LEVEL_PROJECT_DIR ${PROJECT_SOURCE_DIR})
+function(prusaslicer_copy_dlls target)
+    if ("${CMAKE_SIZEOF_VOID_P}" STREQUAL "8")
+        set(_bits 64)
+    elseif ("${CMAKE_SIZEOF_VOID_P}" STREQUAL "4")
+        set(_bits 32)
+    endif ()
+    
+    get_target_property(_out_dir ${target} BINARY_DIR)
+    
+    # This has to be a separate target due to the windows command line lenght limits    
+    add_custom_command(TARGET ${target} POST_BUILD 
+        COMMAND ${CMAKE_COMMAND} -E copy ${TOP_LEVEL_PROJECT_DIR}/deps/GMP/gmp/lib/win${_bits}/libgmp-10.dll ${_out_dir}/
+        COMMENT "Copy gmp runtime to build tree"
+        VERBATIM)
+    
+    add_custom_command(TARGET ${target} POST_BUILD 
+        COMMAND ${CMAKE_COMMAND} -E copy ${TOP_LEVEL_PROJECT_DIR}/deps/MPFR/mpfr/lib/win${_bits}/libmpfr-4.dll ${_out_dir}/
+        COMMENT "Copy mpfr runtime to build tree"
+        VERBATIM)
+
+endfunction()
+
+
 # libslic3r, PrusaSlicer GUI and the PrusaSlicer executable.
 add_subdirectory(src)
 set_property(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} PROPERTY VS_STARTUP_PROJECT PrusaSlicer_app_console)