# Copyright (C) 2018 Ortega Froysa, Nicolás <nortega@themusicinnoise.net> All rights reserved.
# Author: Ortega Froysa, Nicolás <nortega@themusicinnoise.net>
#
# This software is provided 'as-is', without any express or implied
# warranty. In no event will the authors be held liable for any damages
# arising from the use of this software.
#
# Permission is granted to anyone to use this software for any purpose,
# including commercial applications, and to alter it and redistribute it
# freely, subject to the following restrictions:
#
# 1. The origin of this software must not be misrepresented; you must not
#    claim that you wrote the original software. If you use this software
#    in a product, an acknowledgment in the product documentation would be
#    appreciated but is not required.
#
# 2. Altered source versions must be plainly marked as such, and must not be
#    misrepresented as being the original software.
#
# 3. This notice may not be removed or altered from any source
#    distribution.

cmake_minimum_required(VERSION 2.8)
project(TrippyCube CXX)

# Binary filename
set(TARGET_NAME "trippy-cube")
set(TARGET_VERSION "v2.0")

# Use DEBUG by default
if(NOT CMAKE_BUILD_TYPE)
	set(CMAKE_BUILD_TYPE "release")
endif()
string(TOLOWER ${CMAKE_BUILD_TYPE} CMAKE_BUILD_TYPE)
message(STATUS "Build Type: ${CMAKE_BUILD_TYPE}")

# prefer newer versions of OpenGL
set(OpenGL_GL_PREFERENCE "GLVND")
find_package(OpenGL REQUIRED)
find_package(GLUT REQUIRED)
find_package(GLEW REQUIRED)
find_package(PkgConfig REQUIRED)
pkg_search_module(SDL2 REQUIRED sdl2)

include_directories(
	${SDL2_INCLUDE_DIRS})

set(SRCS
	"src/camera.cpp"
	"src/cube.cpp"
	"src/input.cpp"
	"src/main.cpp"
	"src/shaders.cpp"
	"src/simulation.cpp")

# Define C++ compiler flags
set(CMAKE_CXX_FLAGS "-std=c++11 -Wall -Wextra -Wpedantic -Wfatal-errors -Werror -pedantic-errors -fno-elide-constructors")
set(CMAKE_CXX_FLAGS_DEBUG "-g -O0")
set(CMAKE_CXX_FLAGS_RELEASE "-O3")
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-g -O3")
set(CMAKE_CXX_FLAGS_MINSIZEREL "-Os")

if(CMAKE_BUILD_TYPE STREQUAL "debug" OR CMAKE_BUILD_TYPE STREQUAL "relwithdebinfo")
	add_definitions("-DDEBUG")
else()
	add_definitions("-DNDEBUG")
endif()

add_definitions("-DVERSION=\"${TARGET_VERSION}\"")

add_executable(${TARGET_NAME}
	${SRCS})

target_link_libraries(${TARGET_NAME}
	OpenGL::OpenGL
	OpenGL::GLU
	${GLUT_LIBRARIES}
	${GLEW_LIBRARIES}
	${SDL2_LIBRARIES})