Fixed vehicles export

assets/blender/scripts/export_vehicles.py

@@ -0,0 +1,112 @@
+#!/usr/bin/env python
+
+import os, sys, time
+import bpy
+from math import pi
+import glob
+import shutil
+from mathutils import Vector, Matrix
+from math import radians, pi
+
+argv = sys.argv
+argv = argv[argv.index("--") + 1:]
+
+incpath = os.path.dirname(__file__)
+
+sys.path.insert(0, incpath)
+sys.path.insert(1, incpath + "/blender2ogre")
+
+
+import io_ogre
+try:
+    io_ogre.register()
+except:
+    pass
+
+gltf_file = argv[0]
+print("Exporting to " + gltf_file)
+basepath = incpath
+#    bpy.ops.export_scene.gltf(filepath="", check_existing=True,
+#     export_import_convert_lighting_mode='SPEC', gltf_export_id="",
+#     export_format='GLB', ui_tab='GENERAL', export_copyright="", export_image_format='AUTO',
+#     export_texture_dir="", export_jpeg_quality=75, export_keep_originals=False,
+#     export_texcoords=True, export_normals=True, export_draco_mesh_compression_enable=False,
+#     export_draco_mesh_compression_level=6, export_draco_position_quantization=14,
+#     export_draco_normal_quantization=10, export_draco_texcoord_quantization=12,
+#     export_draco_color_quantization=10, export_draco_generic_quantization=12, export_tangents=False,
+#     export_materials='EXPORT', export_original_specular=False, export_colors=True,
+#     export_attributes=False, use_mesh_edges=False, use_mesh_vertices=False, export_cameras=False,
+#     use_selection=False, use_visible=False, use_renderable=False,
+#     use_active_collection_with_nested=True, use_active_collection=False, use_active_scene=False,
+#     export_extras=False, export_yup=True, export_apply=False, export_animations=True,
+#     export_frame_range=False, export_frame_step=1, export_force_sampling=True, export_animation_mode='ACTIONS',
+#     export_nla_strips_merged_animation_name="Animation", export_def_bones=False,
+#     export_hierarchy_flatten_bones=False, export_optimize_animation_size=True,
+#     export_optimize_animation_keep_anim_armature=True, export_optimize_animation_keep_anim_object=False,
+#     export_negative_frame='SLIDE', export_anim_slide_to_zero=False, export_bake_animation=False,
+#     export_anim_single_armature=True, export_reset_pose_bones=True, export_current_frame=False,
+#     export_rest_position_armature=True, export_anim_scene_split_object=True, export_skins=True,
+#     export_all_influences=False, export_morph=True, export_morph_normal=True,
+#     export_morph_tangent=False, export_morph_animation=True, export_morph_reset_sk_data=True,
+#     export_lights=False, export_nla_strips=True, will_save_settings=False, filter_glob="*.glb")
+
+for obj in bpy.data.objects:
+    if obj.name.endswith("-col"):
+            bpy.data.objects.remove(obj)
+    # Set the object as active and switch mode
+    bpy.context.view_layer.objects.active = obj
+    bpy.ops.object.mode_set(mode='OBJECT')
+#bpy.context.view_layer.objects.active = None
+
+
+scene_file = gltf_file.replace(".glb", "").replace(".gltf", "") + ".scene"
+
+bpy.ops.ogre.export(filepath=scene_file,
+        EX_SWAP_AXIS='xz-y',
+        EX_V2_MESH_TOOL_VERSION='v2',
+        EX_EXPORT_XML_DELETE=True,
+        EX_SCENE=True,
+        EX_SELECTED_ONLY=False,
+        EX_EXPORT_HIDDEN=False,
+        EX_FORCE_CAMERA=False,
+        EX_FORCE_LIGHTS=False,
+        EX_NODE_ANIMATION=True,
+        EX_MATERIALS=True,
+        EX_SEPARATE_MATERIALS=True,
+        EX_COPY_SHADER_PROGRAMS=True,
+        EX_MESH=True,
+        EX_LOD_LEVELS=3,
+        EX_LOD_DISTANCE=100,
+        EX_LOD_PERCENT=40
+)
+
+bpy.ops.export_scene.gltf(filepath=gltf_file,
+        use_selection=False,
+        check_existing=False,
+        export_format='GLB',
+        export_texture_dir='textures', export_texcoords=True,
+        export_normals=True,
+        export_tangents=True,
+        export_materials='EXPORT',
+        export_colors=True,
+        use_mesh_edges=False,
+        use_mesh_vertices=False,
+        export_cameras=False,
+        use_visible=False,
+        use_renderable=False,
+        export_yup=True,
+        export_apply=True,
+        export_animations=True,
+        export_force_sampling=True,
+        export_def_bones=False,
+        export_current_frame=False,
+        export_morph=True,
+        export_morph_animation=False,
+        export_morph_normal=True,
+        export_morph_tangent=True,
+        export_lights=False,
+        export_skins=True)
+
+bpy.ops.wm.read_homefile(use_empty=True)
+time.sleep(2)
+bpy.ops.wm.quit_blender()

assets/blender/vehicles/CMakeLists.txt

@@ -0,0 +1,25 @@
+project(vehicles)
+
+set(VEHICLES_SRC boat-big.blend boat.blend
+	boat-gobbot.blend boat-sails.blend
+	raft.blend tiny-boat.blend)
+set(VEHICLE_OUTPUT_FILES)
+
+foreach(VEHICLE_FILE ${VEHICLES_SRC})
+	get_filename_component(FILE_NAME ${VEHICLE_FILE} NAME_WE)
+	set(VEHICLE_OUTPUT_FILE ${CMAKE_BINARY_DIR}/resources/vehicles/${FILE_NAME}.glb)
+	add_custom_command(
+		OUTPUT ${VEHICLE_OUTPUT_FILE} ${CMAKE_BINARY_DIR}/resources/vehicles/${FILE_NAME}.scene
+		COMMAND ${CMAKE_COMMAND} -E make_directory ${CMAKE_BINARY_DIR}/resources/vehicles
+		COMMAND ${BLENDER} ${CMAKE_CURRENT_SOURCE_DIR}/${VEHICLE_FILE}
+			-b -Y -P
+			${CMAKE_SOURCE_DIR}/assets/blender/scripts/export_vehicles.py
+			-- ${VEHICLE_OUTPUT_FILE}
+		COMMAND ${CMAKE_COMMAND} -D FILE=${CMAKE_BINARY_DIR}/resources/vehicles/${FILE_NAME}.glb -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/check_file_size.cmake
+		COMMAND ${CMAKE_COMMAND} -D FILE=${CMAKE_BINARY_DIR}/resources/vehicles/${FILE_NAME}.scene -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/check_file_size.cmake
+		COMMAND touch ${VEHICLE_OUTPUT_FILE}
+		DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${VEHICLE_FILE} ${CMAKE_SOURCE_DIR}/assets/blender/scripts/export_vehicles.py)
+	list(APPEND VEHICLE_OUTPUT_FILES ${VEHICLE_OUTPUT_FILE} ${CMAKE_BINARY_DIR}/resources/vehicles/${FILE_NAME}.scene)
+endforeach()
+
+add_custom_target(import_vehicles ALL DEPENDS ${VEHICLE_OUTPUT_FILES})

assets/blender/vehicles/cmake/check_file_size.cmake

@@ -0,0 +1,11 @@
+if(EXISTS "${FILE}")
+	file(SIZE "${FILE}" FILE_SIZE)
+    if(FILE_SIZE GREATER 0)
+	    message(STATUS "Build-time check: ${FILE} exists and is not empty.")
+    else()
+	    message(FATAL_ERROR "Build-time check: ${FILE} exists but is empty!")
+    endif()
+else()
+	message(FATAL_ERROR "Build-time check: ${FILE} does not exist!")
+endif()
+