license and cmake

engine/.gitignore

@@ -0,0 +1 @@
+/cmake/CPM.cmake

engine/CMakeLists.txt

@@ -1,6 +1,21 @@
 cmake_minimum_required(VERSION 3.11)
 project(fishbone)
 
+if(NOT EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/cmake/CPM.cmake")
+	message(STATUS "Downloading CPM.cmake...")
+	file(MAKE_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
+	file(DOWNLOAD "https://github.com/cpm-cmake/CPM.cmake/releases/latest/download/CPM.cmake"
+		"${CMAKE_CURRENT_SOURCE_DIR}/cmake/CPM.cmake"
+		 STATUS status
+		 LOG log_content
+	)
+	if(NOT EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/cmake/CPM.cmake")
+		message(FATAL_ERROR "Failed to download CPM.cmake: ${status}\n${log_content}")
+	endif()
+endif()
+include("${CMAKE_CURRENT_SOURCE_DIR}/cmake/CPM.cmake")
+include("${CMAKE_CURRENT_SOURCE_DIR}/cmake/util.cmake")
+
 file(GLOB_RECURSE SRCS src/**.cc src/**.c)
 
 add_library(fishbone SHARED ${SRCS})
@@ -16,3 +31,5 @@ macro(pkg_add)
 endmacro()
 
 pkg_add(sdl2 REQUIRED)
+
+fb_add_dep(fishbone ode)

engine/cmake/deps/ode.cmake

@@ -0,0 +1,65 @@
+cmake_minimum_required(VERSION 3.11)
+
+include("${CMAKE_CURRENT_SOURCE_DIR}/cmake/CPM.cmake")
+
+CPMAddPackage(
+	NAME "ode"
+	GITHUB_REPOSITORY "odedevs/ode"
+	GIT_TAG "0.16.6"
+	DOWNLOAD_ONLY ON
+)
+
+set(ODE_BASE "${ode_SOURCE_DIR}")
+
+file(GLOB ODE_SRC
+	${ODE_BASE}/ode/src/*.c
+	${ODE_BASE}/ode/src/*.cpp
+	${ODE_BASE}/ode/src/joints/*.cpp
+	${ODE_BASE}/ou/src/ou/*.cpp
+	${ODE_BASE}/GIMPACT/src/*.cpp
+	${ODE_BASE}/libccd/src/*.c
+)
+add_library(ode STATIC ${ODE_SRC})
+target_include_directories(ode PUBLIC
+	${ODE_BASE}/include
+	${CMAKE_CURRENT_BINARY_DIR}
+)
+target_include_directories(ode PRIVATE
+	${ODE_BASE}/ode/src
+	${ODE_BASE}/ode/src/joints
+	${ODE_BASE}/OPCODE
+	${ODE_BASE}/ou/include
+	${ODE_BASE}/GIMPACT/include
+	${ODE_BASE}/libccd/src/custom
+	${ODE_BASE}/libccd/src
+)
+
+list(REMOVE_ITEM ODE_SRC ${ODE_BASE}/ode/src/collision_trimesh_trimesh_old.cpp)
+list(REMOVE_ITEM ODE_SRC ${ODE_BASE}/ode/src/collision_trimesh_opcode.cpp)
+list(REMOVE_ITEM ODE_SRC ${ODE_BASE}/ode/src/collision_trimesh_disabled.cpp)
+
+target_compile_definitions(ode PRIVATE
+	_OU_NAMESPACE=odeou
+	_OU_FEATURE_SET=_OU_FEATURE_SET_TLS
+	dLIBCCD_ENABLED
+	dLIBCCD_INTERNAL
+	dLIBCCD_BOX_CYL
+	dLIBCCD_CYL_CYL
+	dLIBCCD_CAP_CYL
+	dLIBCCD_CONVEX_BOX
+	dLIBCCD_CONVEX_CAP
+	dLIBCCD_CONVEX_CYL
+	dLIBCCD_CONVEX_SPHERE
+	dLIBCCD_CONVEX_CONVEX
+)
+
+target_link_libraries(ode PUBLIC stdc++)
+
+set(ODE_PRECISION "dDOUBLE")
+set(CCD_PRECISION "CCD_DOUBLE")
+set(ODE_VERSION "Custom-ODE")
+
+configure_file(${ODE_BASE}/include/ode/version.h.in ode/version.h)
+configure_file(${ODE_BASE}/include/ode/precision.h.in ode/precision.h)
+configure_file(${ODE_BASE}/libccd/src/ccd/precision.h.in ccd/precision.h)
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/ode/config.h.in config.h)

engine/cmake/util.cmake

@@ -0,0 +1,20 @@
+function(fb_add_dep TARGET_NAME DEP_NAME)
+	get_target_property(TARGET_TYPE ${TARGET_NAME} TYPE)
+	if(TARGET_TYPE STREQUAL "INTERFACE_LIBRARY")
+		set(LINK_SCOPE "INTERFACE")
+	else()
+		set(LINK_SCOPE "PRIVATE")
+	endif()
+
+	if(TARGET deps::${DEP_NAME})
+		target_link_libraries(${TARGET_NAME} ${LINK_SCOPE} deps::${DEP_NAME})
+
+		return()
+	endif()
+
+	include("${CMAKE_CURRENT_SOURCE_DIR}/cmake/deps/${DEP_NAME}.cmake")
+
+	add_library(deps::${DEP_NAME} ALIAS ${DEP_NAME})
+
+	target_link_libraries(${TARGET_NAME} ${LINK_SCOPE} deps::${DEP_NAME})
+endfunction()

engine/ode/config.h.in

@@ -0,0 +1,11 @@
+#ifndef _ODE_CONFIG_H_
+#define _ODE_CONFIG_H_
+#define dTRIMESH_ENABLED 1
+#define dTRIMESH_GIMPACT 1
+#define dOU_ENABLED 1
+#define dATOMICS_ENABLED 0
+#define dTLS_ENABLED 0
+#define dBUILTIN_THREADING_IMPL_ENABLED 0
+#define dTHREADING_INTF_DISABLED 1
+#include "typedefs.h"
+#endif