# set vim: noet:
cmake_minimum_required( VERSION 3.10 )

project(exercise2)

set(OpenGL_GL_PREFERENCE GLVND)

# Gebraucht werden OpenGL und GLUT
find_package(OpenGL REQUIRED)
find_package(GLUT REQUIRED)


# Definition der Headerdateien
set(HEADERS
	include/tool_base.h
	include/application.h
	include/bresenham_circle_tool.h
	include/bresenham_line_tool.h
	include/canvas_renderer.h
	include/canvas_buffer.h
	include/dda_line_tool.h
	include/line_fill_tool.h
	include/non_recursive_fill_tool.h
	include/pen_tool.h
	include/preview_renderer.h
	include/rectangle_tool.h
	include/recursive_fill_tool.h
	include/sweep_line_tool.h
	include/tiny_vec.h
	include/util.h
)

# Definition der Sourcedateien
set(EXECUTABLE_SOURCES
	src/main.cpp
)
set(SOURCES
	src/tool_base.cpp
	src/application.cpp
	src/bresenham_circle_tool.cpp
	src/bresenham_line_tool.cpp
	src/canvas_renderer.cpp
	src/canvas_buffer.cpp
	src/dda_line_tool.cpp
	src/line_fill_tool.cpp
	src/non_recursive_fill_tool.cpp
	src/pen_tool.cpp
	src/preview_renderer.cpp
	src/rectangle_tool.cpp
	src/recursive_fill_tool.cpp
	src/sweep_line_tool.cpp
	src/util.cpp
)

# Includeverzeichnisse setzen
include_directories(
	include
)


# Support fuer C++-11 aktivieren
set(CMAKE_CXX_STANDARD 11)

# Ziel hinzufuegen
add_executable(exercise2
	${EXECUTABLE_SOURCES}
	${SOURCES}
  ${HEADERS}
)


# Bibliotheken linken
target_link_libraries(exercise2
	OpenGL::GL
	OpenGL::GLU
	GLUT::GLUT
)

find_package(Catch2 3.3)
if(Catch2_FOUND)
	# Catch2 requires C++17
	set(CMAKE_CXX_STANDARD 17)

	add_executable(tests src/tests.cpp ${SOURCES} ${HEADERS})
	target_link_libraries(tests
		PRIVATE Catch2::Catch2WithMain
		OpenGL::GL
		OpenGL::GLU
		GLUT::GLUT
	)

	include(CTest)
	include(Catch)
	catch_discover_tests(tests)
endif()

install(TARGETS exercise2)