Fix various MuJoCo Studio build issues on Windows, MacOS and Linux

PiperOrigin-RevId: 833313973
Change-Id: I7ec181374e0bb49c32420d025044c31f6fc3c657

cmake/MujocoDependencies.cmake

@@ -276,7 +276,7 @@ if(WIN32)
   endif()
 endif()
 
-if(MUJOCO_BUILD_TESTS)
+if(MUJOCO_BUILD_TESTS OR MUJOCO_BUILD_STUDIO OR MUJOCO_USE_FILAMENT)
   set(ABSL_PROPAGATE_CXX_STD ON)
 
   # This specific version of Abseil does not have the following variable. We need to work with BUILD_TESTING
@@ -307,6 +307,9 @@ if(MUJOCO_BUILD_TESTS)
       ${BUILD_TESTING_OLD}
       CACHE BOOL "Build tests." FORCE
   )
+endif()
+
+if(MUJOCO_BUILD_TESTS)
 
   # Avoid linking errors on Windows by dynamically linking to the C runtime.
   set(gtest_force_shared_crt

cmake/third_party_deps/filament.cmake

@@ -28,10 +28,14 @@ set(FILAMENT_SKIP_SDL2 ON)
 set(FILAMENT_USE_EXTERNAL_ABSL ON)
 set(FILAMENT_USE_EXTERNAL_BENCHMARK ON)
 set(FILAMENT_USE_EXTERNAL_GTEST ON)
+if(WIN32)
+    set(USE_STATIC_CRT OFF)
+endif()
+
 fetchpackage(
     PACKAGE_NAME  filament
     GIT_REPO      https://github.com/google/filament.git
     GIT_TAG       ${MUJOCO_DEP_VERSION_filament}
 )
 
-set(BUILD_SHARED_LIBS BUILD_SHARED_LIBS_OLD)
+set(BUILD_SHARED_LIBS ${BUILD_SHARED_LIBS_OLD})