master
MitchellHansen 8 years ago
commit fb3157c55d

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# Check versions
message(STATUS "CMake version: ${CMAKE_VERSION}")
cmake_minimum_required(VERSION 3.1)
# Set the project name
set(PNAME Mandlebrot)
project(${PNAME})
# Set up variables, and find SFML
if (WIN32)
set(SFML_ROOT root CACHE STRING "User specified path")
set(SFML_INCLUDE_DIR ${SFML_ROOT}/include)
endif()
set(SFML_COMPONENTS graphics window system network audio)
set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR})
find_package(SFML 2.1 COMPONENTS ${SFML_COMPONENTS} REQUIRED)
message(STATUS "SFML found: ${SFML_FOUND}")
# Include the directories for SFML's headers
include_directories(${SFML_INCLUDE_DIR})
include_directories(include)
# Glob all thr sources into their values
file(GLOB_RECURSE SOURCES "src/*.cpp")
file(GLOB_RECURSE HEADERS "include/*.h" "include/*.hpp")
add_executable(${PNAME} ${SOURCES} ${HEADERS})
# Link CL, GL, and SFML
target_link_libraries (${PNAME} ${SFML_LIBRARIES} ${SFML_DEPENDENCIES})
if (NOT WIN32)
target_link_libraries (${PNAME} -lpthread)
endif()
# Setup to use C++14
set_property(TARGET ${PNAME} PROPERTY CXX_STANDARD 14)

@ -0,0 +1,369 @@
# This script locates the SFML library
# ------------------------------------
#
# Usage
# -----
#
# When you try to locate the SFML libraries, you must specify which modules you want to use (system, window, graphics, network, audio, main).
# If none is given, the SFML_LIBRARIES variable will be empty and you'll end up linking to nothing.
# example:
# find_package(SFML COMPONENTS graphics window system) # find the graphics, window and system modules
#
# You can enforce a specific version, either MAJOR.MINOR or only MAJOR.
# If nothing is specified, the version won't be checked (i.e. any version will be accepted).
# example:
# find_package(SFML COMPONENTS ...) # no specific version required
# find_package(SFML 2 COMPONENTS ...) # any 2.x version
# find_package(SFML 2.4 COMPONENTS ...) # version 2.4 or greater
#
# By default, the dynamic libraries of SFML will be found. To find the static ones instead,
# you must set the SFML_STATIC_LIBRARIES variable to TRUE before calling find_package(SFML ...).
# Since you have to link yourself all the SFML dependencies when you link it statically, the following
# additional variables are defined: SFML_XXX_DEPENDENCIES and SFML_DEPENDENCIES (see their detailed
# description below).
# In case of static linking, the SFML_STATIC macro will also be defined by this script.
# example:
# set(SFML_STATIC_LIBRARIES TRUE)
# find_package(SFML 2 COMPONENTS network system)
#
# On Mac OS X if SFML_STATIC_LIBRARIES is not set to TRUE then by default CMake will search for frameworks unless
# CMAKE_FIND_FRAMEWORK is set to "NEVER" for example. Please refer to CMake documentation for more details.
# Moreover, keep in mind that SFML frameworks are only available as release libraries unlike dylibs which
# are available for both release and debug modes.
#
# If SFML is not installed in a standard path, you can use the SFML_ROOT CMake (or environment) variable
# to tell CMake where SFML is.
#
# Output
# ------
#
# This script defines the following variables:
# - For each specified module XXX (system, window, graphics, network, audio, main):
# - SFML_XXX_LIBRARY_DEBUG: the name of the debug library of the xxx module (set to SFML_XXX_LIBRARY_RELEASE is no debug version is found)
# - SFML_XXX_LIBRARY_RELEASE: the name of the release library of the xxx module (set to SFML_XXX_LIBRARY_DEBUG is no release version is found)
# - SFML_XXX_LIBRARY: the name of the library to link to for the xxx module (includes both debug and optimized names if necessary)
# - SFML_XXX_FOUND: true if either the debug or release library of the xxx module is found
# - SFML_XXX_DEPENDENCIES: the list of libraries the module depends on, in case of static linking
# - SFML_LIBRARIES: the list of all libraries corresponding to the required modules
# - SFML_FOUND: true if all the required modules are found
# - SFML_INCLUDE_DIR: the path where SFML headers are located (the directory containing the SFML/Config.hpp file)
# - SFML_DEPENDENCIES: the list of libraries SFML depends on, in case of static linking
#
# example:
# find_package(SFML 2 COMPONENTS system window graphics audio REQUIRED)
# include_directories(${SFML_INCLUDE_DIR})
# add_executable(myapp ...)
# target_link_libraries(myapp ${SFML_LIBRARIES})
# define the SFML_STATIC macro if static build was chosen
if(SFML_STATIC_LIBRARIES)
add_definitions(-DSFML_STATIC)
endif()
# define the list of search paths for headers and libraries
set(FIND_SFML_PATHS
${SFML_ROOT}
$ENV{SFML_ROOT}
~/Library/Frameworks
/Library/Frameworks
/usr/local
/usr
/sw
/opt/local
/opt/csw
/opt)
# find the SFML include directory
find_path(SFML_INCLUDE_DIR SFML/Config.hpp
PATH_SUFFIXES include
PATHS ${FIND_SFML_PATHS})
# check the version number
set(SFML_VERSION_OK TRUE)
if(SFML_FIND_VERSION AND SFML_INCLUDE_DIR)
# extract the major and minor version numbers from SFML/Config.hpp
# we have to handle framework a little bit differently:
if("${SFML_INCLUDE_DIR}" MATCHES "SFML.framework")
set(SFML_CONFIG_HPP_INPUT "${SFML_INCLUDE_DIR}/Headers/Config.hpp")
else()
set(SFML_CONFIG_HPP_INPUT "${SFML_INCLUDE_DIR}/SFML/Config.hpp")
endif()
FILE(READ "${SFML_CONFIG_HPP_INPUT}" SFML_CONFIG_HPP_CONTENTS)
STRING(REGEX REPLACE ".*#define SFML_VERSION_MAJOR ([0-9]+).*" "\\1" SFML_VERSION_MAJOR "${SFML_CONFIG_HPP_CONTENTS}")
STRING(REGEX REPLACE ".*#define SFML_VERSION_MINOR ([0-9]+).*" "\\1" SFML_VERSION_MINOR "${SFML_CONFIG_HPP_CONTENTS}")
STRING(REGEX REPLACE ".*#define SFML_VERSION_PATCH ([0-9]+).*" "\\1" SFML_VERSION_PATCH "${SFML_CONFIG_HPP_CONTENTS}")
if (NOT "${SFML_VERSION_PATCH}" MATCHES "^[0-9]+$")
set(SFML_VERSION_PATCH 0)
endif()
math(EXPR SFML_REQUESTED_VERSION "${SFML_FIND_VERSION_MAJOR} * 10000 + ${SFML_FIND_VERSION_MINOR} * 100 + ${SFML_FIND_VERSION_PATCH}")
# if we could extract them, compare with the requested version number
if (SFML_VERSION_MAJOR)
# transform version numbers to an integer
math(EXPR SFML_VERSION "${SFML_VERSION_MAJOR} * 10000 + ${SFML_VERSION_MINOR} * 100 + ${SFML_VERSION_PATCH}")
# compare them
if(SFML_VERSION LESS SFML_REQUESTED_VERSION)
set(SFML_VERSION_OK FALSE)
endif()
else()
# SFML version is < 2.0
if (SFML_REQUESTED_VERSION GREATER 10900)
set(SFML_VERSION_OK FALSE)
set(SFML_VERSION_MAJOR 1)
set(SFML_VERSION_MINOR x)
set(SFML_VERSION_PATCH x)
endif()
endif()
endif()
# find the requested modules
set(SFML_FOUND TRUE) # will be set to false if one of the required modules is not found
foreach(FIND_SFML_COMPONENT ${SFML_FIND_COMPONENTS})
string(TOLOWER ${FIND_SFML_COMPONENT} FIND_SFML_COMPONENT_LOWER)
string(TOUPPER ${FIND_SFML_COMPONENT} FIND_SFML_COMPONENT_UPPER)
set(FIND_SFML_COMPONENT_NAME sfml-${FIND_SFML_COMPONENT_LOWER})
# no suffix for sfml-main, it is always a static library
if(FIND_SFML_COMPONENT_LOWER STREQUAL "main")
# release library
find_library(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_RELEASE
NAMES ${FIND_SFML_COMPONENT_NAME}
PATH_SUFFIXES lib64 lib
PATHS ${FIND_SFML_PATHS})
# debug library
find_library(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DEBUG
NAMES ${FIND_SFML_COMPONENT_NAME}-d
PATH_SUFFIXES lib64 lib
PATHS ${FIND_SFML_PATHS})
else()
# static release library
find_library(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_STATIC_RELEASE
NAMES ${FIND_SFML_COMPONENT_NAME}-s
PATH_SUFFIXES lib64 lib
PATHS ${FIND_SFML_PATHS})
# static debug library
find_library(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_STATIC_DEBUG
NAMES ${FIND_SFML_COMPONENT_NAME}-s-d
PATH_SUFFIXES lib64 lib
PATHS ${FIND_SFML_PATHS})
# dynamic release library
find_library(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DYNAMIC_RELEASE
NAMES ${FIND_SFML_COMPONENT_NAME}
PATH_SUFFIXES lib64 lib
PATHS ${FIND_SFML_PATHS})
# dynamic debug library
find_library(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DYNAMIC_DEBUG
NAMES ${FIND_SFML_COMPONENT_NAME}-d
PATH_SUFFIXES lib64 lib
PATHS ${FIND_SFML_PATHS})
# choose the entries that fit the requested link type
if(SFML_STATIC_LIBRARIES)
if(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_STATIC_RELEASE)
set(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_RELEASE ${SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_STATIC_RELEASE})
endif()
if(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_STATIC_DEBUG)
set(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DEBUG ${SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_STATIC_DEBUG})
endif()
else()
if(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DYNAMIC_RELEASE)
set(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_RELEASE ${SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DYNAMIC_RELEASE})
endif()
if(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DYNAMIC_DEBUG)
set(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DEBUG ${SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DYNAMIC_DEBUG})
endif()
endif()
endif()
if (SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DEBUG OR SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_RELEASE)
# library found
set(SFML_${FIND_SFML_COMPONENT_UPPER}_FOUND TRUE)
# if both are found, set SFML_XXX_LIBRARY to contain both
if (SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DEBUG AND SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_RELEASE)
set(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY debug ${SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DEBUG}
optimized ${SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_RELEASE})
endif()
# if only one debug/release variant is found, set the other to be equal to the found one
if (SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DEBUG AND NOT SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_RELEASE)
# debug and not release
set(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_RELEASE ${SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DEBUG})
set(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY ${SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DEBUG})
endif()
if (SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_RELEASE AND NOT SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DEBUG)
# release and not debug
set(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DEBUG ${SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_RELEASE})
set(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY ${SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_RELEASE})
endif()
else()
# library not found
set(SFML_FOUND FALSE)
set(SFML_${FIND_SFML_COMPONENT_UPPER}_FOUND FALSE)
set(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY "")
set(FIND_SFML_MISSING "${FIND_SFML_MISSING} SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY")
endif()
# mark as advanced
MARK_AS_ADVANCED(SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY
SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_RELEASE
SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DEBUG
SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_STATIC_RELEASE
SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_STATIC_DEBUG
SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DYNAMIC_RELEASE
SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY_DYNAMIC_DEBUG)
# add to the global list of libraries
set(SFML_LIBRARIES ${SFML_LIBRARIES} "${SFML_${FIND_SFML_COMPONENT_UPPER}_LIBRARY}")
endforeach()
# in case of static linking, we must also define the list of all the dependencies of SFML libraries
if(SFML_STATIC_LIBRARIES)
# detect the OS
if(${CMAKE_SYSTEM_NAME} MATCHES "Windows")
set(FIND_SFML_OS_WINDOWS 1)
elseif(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
set(FIND_SFML_OS_LINUX 1)
elseif(${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD")
set(FIND_SFML_OS_FREEBSD 1)
elseif(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
set(FIND_SFML_OS_MACOSX 1)
endif()
# start with an empty list
set(SFML_DEPENDENCIES)
set(FIND_SFML_DEPENDENCIES_NOTFOUND)
# macro that searches for a 3rd-party library
macro(find_sfml_dependency output friendlyname)
# No lookup in environment variables (PATH on Windows), as they may contain wrong library versions
find_library(${output} NAMES ${ARGN} PATHS ${FIND_SFML_PATHS} PATH_SUFFIXES lib NO_SYSTEM_ENVIRONMENT_PATH)
if(${${output}} STREQUAL "${output}-NOTFOUND")
unset(output)
set(FIND_SFML_DEPENDENCIES_NOTFOUND "${FIND_SFML_DEPENDENCIES_NOTFOUND} ${friendlyname}")
endif()
endmacro()
# sfml-system
list(FIND SFML_FIND_COMPONENTS "system" FIND_SFML_SYSTEM_COMPONENT)
if(NOT ${FIND_SFML_SYSTEM_COMPONENT} EQUAL -1)
# update the list -- these are only system libraries, no need to find them
if(FIND_SFML_OS_LINUX OR FIND_SFML_OS_FREEBSD OR FIND_SFML_OS_MACOSX)
set(SFML_SYSTEM_DEPENDENCIES "pthread")
endif()
if(FIND_SFML_OS_LINUX)
set(SFML_SYSTEM_DEPENDENCIES ${SFML_SYSTEM_DEPENDENCIES} "rt")
endif()
if(FIND_SFML_OS_WINDOWS)
set(SFML_SYSTEM_DEPENDENCIES "winmm")
endif()
set(SFML_DEPENDENCIES ${SFML_SYSTEM_DEPENDENCIES} ${SFML_DEPENDENCIES})
endif()
# sfml-network
list(FIND SFML_FIND_COMPONENTS "network" FIND_SFML_NETWORK_COMPONENT)
if(NOT ${FIND_SFML_NETWORK_COMPONENT} EQUAL -1)
# update the list -- these are only system libraries, no need to find them
if(FIND_SFML_OS_WINDOWS)
set(SFML_NETWORK_DEPENDENCIES "ws2_32")
endif()
set(SFML_DEPENDENCIES ${SFML_NETWORK_DEPENDENCIES} ${SFML_DEPENDENCIES})
endif()
# sfml-window
list(FIND SFML_FIND_COMPONENTS "window" FIND_SFML_WINDOW_COMPONENT)
if(NOT ${FIND_SFML_WINDOW_COMPONENT} EQUAL -1)
# find libraries
if(FIND_SFML_OS_LINUX OR FIND_SFML_OS_FREEBSD)
find_sfml_dependency(X11_LIBRARY "X11" X11)
find_sfml_dependency(LIBXCB_LIBRARIES "XCB" xcb libxcb)
find_sfml_dependency(X11_XCB_LIBRARY "X11-xcb" X11-xcb libX11-xcb)
find_sfml_dependency(XCB_RANDR_LIBRARY "xcb-randr" xcb-randr libxcb-randr)
find_sfml_dependency(XCB_IMAGE_LIBRARY "xcb-image" xcb-image libxcb-image)
endif()
if(FIND_SFML_OS_LINUX)
find_sfml_dependency(UDEV_LIBRARIES "UDev" udev libudev)
endif()
# update the list
if(FIND_SFML_OS_WINDOWS)
set(SFML_WINDOW_DEPENDENCIES ${SFML_WINDOW_DEPENDENCIES} "opengl32" "winmm" "gdi32")
elseif(FIND_SFML_OS_LINUX)
set(SFML_WINDOW_DEPENDENCIES ${SFML_WINDOW_DEPENDENCIES} "GL" ${X11_LIBRARY} ${LIBXCB_LIBRARIES} ${X11_XCB_LIBRARY} ${XCB_RANDR_LIBRARY} ${XCB_IMAGE_LIBRARY} ${UDEV_LIBRARIES})
elseif(FIND_SFML_OS_FREEBSD)
set(SFML_WINDOW_DEPENDENCIES ${SFML_WINDOW_DEPENDENCIES} "GL" ${X11_LIBRARY} ${LIBXCB_LIBRARIES} ${X11_XCB_LIBRARY} ${XCB_RANDR_LIBRARY} ${XCB_IMAGE_LIBRARY} "usbhid")
elseif(FIND_SFML_OS_MACOSX)
set(SFML_WINDOW_DEPENDENCIES ${SFML_WINDOW_DEPENDENCIES} "-framework OpenGL -framework Foundation -framework AppKit -framework IOKit -framework Carbon")
endif()
set(SFML_DEPENDENCIES ${SFML_WINDOW_DEPENDENCIES} ${SFML_DEPENDENCIES})
endif()
# sfml-graphics
list(FIND SFML_FIND_COMPONENTS "graphics" FIND_SFML_GRAPHICS_COMPONENT)
if(NOT ${FIND_SFML_GRAPHICS_COMPONENT} EQUAL -1)
# find libraries
find_sfml_dependency(FREETYPE_LIBRARY "FreeType" freetype)
find_sfml_dependency(JPEG_LIBRARY "libjpeg" jpeg)
# update the list
set(SFML_GRAPHICS_DEPENDENCIES ${FREETYPE_LIBRARY} ${JPEG_LIBRARY})
set(SFML_DEPENDENCIES ${SFML_GRAPHICS_DEPENDENCIES} ${SFML_DEPENDENCIES})
endif()
# sfml-audio
list(FIND SFML_FIND_COMPONENTS "audio" FIND_SFML_AUDIO_COMPONENT)
if(NOT ${FIND_SFML_AUDIO_COMPONENT} EQUAL -1)
# find libraries
find_sfml_dependency(OPENAL_LIBRARY "OpenAL" openal openal32)
find_sfml_dependency(OGG_LIBRARY "Ogg" ogg)
find_sfml_dependency(VORBIS_LIBRARY "Vorbis" vorbis)
find_sfml_dependency(VORBISFILE_LIBRARY "VorbisFile" vorbisfile)
find_sfml_dependency(VORBISENC_LIBRARY "VorbisEnc" vorbisenc)
find_sfml_dependency(FLAC_LIBRARY "FLAC" FLAC)
# update the list
set(SFML_AUDIO_DEPENDENCIES ${OPENAL_LIBRARY} ${FLAC_LIBRARY} ${VORBISENC_LIBRARY} ${VORBISFILE_LIBRARY} ${VORBIS_LIBRARY} ${OGG_LIBRARY})
set(SFML_DEPENDENCIES ${SFML_DEPENDENCIES} ${SFML_AUDIO_DEPENDENCIES})
endif()
endif()
# handle errors
if(NOT SFML_VERSION_OK)
# SFML version not ok
set(FIND_SFML_ERROR "SFML found but version too low (requested: ${SFML_FIND_VERSION}, found: ${SFML_VERSION_MAJOR}.${SFML_VERSION_MINOR}.${SFML_VERSION_PATCH})")
set(SFML_FOUND FALSE)
elseif(SFML_STATIC_LIBRARIES AND FIND_SFML_DEPENDENCIES_NOTFOUND)
set(FIND_SFML_ERROR "SFML found but some of its dependencies are missing (${FIND_SFML_DEPENDENCIES_NOTFOUND})")
set(SFML_FOUND FALSE)
elseif(NOT SFML_FOUND)
# include directory or library not found
set(FIND_SFML_ERROR "Could NOT find SFML (missing: ${FIND_SFML_MISSING})")
endif()
if (NOT SFML_FOUND)
if(SFML_FIND_REQUIRED)
# fatal error
message(FATAL_ERROR ${FIND_SFML_ERROR})
elseif(NOT SFML_FIND_QUIETLY)
# error but continue
message("${FIND_SFML_ERROR}")
endif()
endif()
# handle success
if(SFML_FOUND AND NOT SFML_FIND_QUIETLY)
message(STATUS "Found SFML ${SFML_VERSION_MAJOR}.${SFML_VERSION_MINOR}.${SFML_VERSION_PATCH} in ${SFML_INCLUDE_DIR}")
endif()

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////////////////////////////////////////////////////////////
//
// This is a small addition to the SFML sf::Vector templates which
// adds a sf::Vector4(f, i, u)
//
////////////////////////////////////////////////////////////
//
// SFML - Simple and Fast Multimedia Library
// Copyright (C) 2007-2016 Laurent Gomila (laurent@sfml-dev.org)
//
// 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.
//
////////////////////////////////////////////////////////////
#ifndef SFML_VECTOR4_H
#define SFML_VECTOR4_H
namespace sf {
////////////////////////////////////////////////////////////
/// \brief Utility template class for manipulating
/// 2-dimensional vectors
///
////////////////////////////////////////////////////////////
template <typename T>
class Vector4 {
public:
////////////////////////////////////////////////////////////
/// \brief Default constructor
///
/// Creates a Vector4(0, 0).
///
////////////////////////////////////////////////////////////
Vector4();
////////////////////////////////////////////////////////////
/// \brief Construct the vector from its coordinates
///
/// \param X X coordinate
/// \param Y Y coordinate
///
////////////////////////////////////////////////////////////
Vector4(T X, T Y, T Z, T W);
////////////////////////////////////////////////////////////
/// \brief Construct the vector from another type of vector
///
/// This constructor doesn't replace the copy constructor,
/// it's called only when U != T.
/// A call to this constructor will fail to compile if U
/// is not convertible to T.
///
/// \param vector Vector to convert
///
////////////////////////////////////////////////////////////
template <typename U>
explicit Vector4(const Vector4<U>& vector);
////////////////////////////////////////////////////////////
// Member data
////////////////////////////////////////////////////////////
T x; ///< X coordinate of the vector
T y; ///< Y coordinate of the vector
T z; ///< Z coordinate of the vector
T w; ///< W coordinate of the vector
};
////////////////////////////////////////////////////////////
/// \relates Vector4
/// \brief Overload of unary operator -
///
/// \param right Vector to negate
///
/// \return Memberwise opposite of the vector
///
////////////////////////////////////////////////////////////
template <typename T>
Vector4<T> operator -(const Vector4<T>& right);
////////////////////////////////////////////////////////////
/// \relates Vector4
/// \brief Overload of binary operator +=
///
/// This operator performs a memberwise addition of both vectors,
/// and assigns the result to \a left.
///
/// \param left Left operand (a vector)
/// \param right Right operand (a vector)
///
/// \return Reference to \a left
///
////////////////////////////////////////////////////////////
template <typename T>
Vector4<T>& operator +=(Vector4<T>& left, const Vector4<T>& right);
////////////////////////////////////////////////////////////
/// \relates Vector4
/// \brief Overload of binary operator -=
///
/// This operator performs a memberwise subtraction of both vectors,
/// and assigns the result to \a left.
///
/// \param left Left operand (a vector)
/// \param right Right operand (a vector)
///
/// \return Reference to \a left
///
////////////////////////////////////////////////////////////
template <typename T>
Vector4<T>& operator -=(Vector4<T>& left, const Vector4<T>& right);
////////////////////////////////////////////////////////////
/// \relates Vector4
/// \brief Overload of binary operator +
///
/// \param left Left operand (a vector)
/// \param right Right operand (a vector)
///
/// \return Memberwise addition of both vectors
///
////////////////////////////////////////////////////////////
template <typename T>
Vector4<T> operator +(const Vector4<T>& left, const Vector4<T>& right);
////////////////////////////////////////////////////////////
/// \relates Vector4
/// \brief Overload of binary operator -
///
/// \param left Left operand (a vector)
/// \param right Right operand (a vector)
///
/// \return Memberwise subtraction of both vectors
///
////////////////////////////////////////////////////////////
template <typename T>
Vector4<T> operator -(const Vector4<T>& left, const Vector4<T>& right);
////////////////////////////////////////////////////////////
/// \relates Vector4
/// \brief Overload of binary operator *
///
/// \param left Left operand (a vector)
/// \param right Right operand (a scalar value)
///
/// \return Memberwise multiplication by \a right
///
////////////////////////////////////////////////////////////
template <typename T>
Vector4<T> operator *(const Vector4<T>& left, T right);
////////////////////////////////////////////////////////////
/// \relates Vector4
/// \brief Overload of binary operator *
///
/// \param left Left operand (a scalar value)
/// \param right Right operand (a vector)
///
/// \return Memberwise multiplication by \a left
///
////////////////////////////////////////////////////////////
template <typename T>
Vector4<T> operator *(T left, const Vector4<T>& right);
////////////////////////////////////////////////////////////
/// \relates Vector4
/// \brief Overload of binary operator *=
///
/// This operator performs a memberwise multiplication by \a right,
/// and assigns the result to \a left.
///
/// \param left Left operand (a vector)
/// \param right Right operand (a scalar value)
///
/// \return Reference to \a left
///
////////////////////////////////////////////////////////////
template <typename T>
Vector4<T>& operator *=(Vector4<T>& left, T right);
////////////////////////////////////////////////////////////
/// \relates Vector4
/// \brief Overload of binary operator /
///
/// \param left Left operand (a vector)
/// \param right Right operand (a scalar value)
///
/// \return Memberwise division by \a right
///
////////////////////////////////////////////////////////////
template <typename T>
Vector4<T> operator /(const Vector4<T>& left, T right);
////////////////////////////////////////////////////////////
/// \relates Vector4
/// \brief Overload of binary operator /=
///
/// This operator performs a memberwise division by \a right,
/// and assigns the result to \a left.
///
/// \param left Left operand (a vector)
/// \param right Right operand (a scalar value)
///
/// \return Reference to \a left
///
////////////////////////////////////////////////////////////
template <typename T>
Vector4<T>& operator /=(Vector4<T>& left, T right);
////////////////////////////////////////////////////////////
/// \relates Vector4
/// \brief Overload of binary operator ==
///
/// This operator compares strict equality between two vectors.
///
/// \param left Left operand (a vector)
/// \param right Right operand (a vector)
///
/// \return True if \a left is equal to \a right
///
////////////////////////////////////////////////////////////
template <typename T>
bool operator ==(const Vector4<T>& left, const Vector4<T>& right);
////////////////////////////////////////////////////////////
/// \relates Vector4
/// \brief Overload of binary operator !=
///
/// This operator compares strict difference between two vectors.
///
/// \param left Left operand (a vector)
/// \param right Right operand (a vector)
///
/// \return True if \a left is not equal to \a right
///
////////////////////////////////////////////////////////////
template <typename T>
bool operator !=(const Vector4<T>& left, const Vector4<T>& right);
////////////////////////////////////////////////////////////
template <typename T>
inline Vector4<T>::Vector4() :
x(0),
y(0),
z(0),
w(0){
}
////////////////////////////////////////////////////////////
template <typename T>
inline Vector4<T>::Vector4(T X, T Y, T Z, T W) :
x(X),
y(Y),
z(Z),
w(W) {
}
////////////////////////////////////////////////////////////
template <typename T>
template <typename U>
inline Vector4<T>::Vector4(const Vector4<U>& vector) :
x(static_cast<T>(vector.x)),
y(static_cast<T>(vector.y)),
z(static_cast<T>(vector.z)),
w(static_cast<T>(vector.w)) {
}
////////////////////////////////////////////////////////////
template <typename T>
inline Vector4<T> operator -(const Vector4<T>& right) {
return Vector4<T>(
-right.x,
-right.y,
-right.z,
-right.w
);
}
////////////////////////////////////////////////////////////
template <typename T>
inline Vector4<T>& operator +=(Vector4<T>& left, const Vector4<T>& right) {
left.x += right.x;
left.y += right.y;
left.z += right.z;
left.w += right.w;
return left;
}
////////////////////////////////////////////////////////////
template <typename T>
inline Vector4<T>& operator -=(Vector4<T>& left, const Vector4<T>& right) {
left.x -= right.x;
left.y -= right.y;
left.z -= right.z;
left.w -= right.w;
return left;
}
////////////////////////////////////////////////////////////
template <typename T>
inline Vector4<T> operator +(const Vector4<T>& left, const Vector4<T>& right) {
return Vector4<T>(
left.x + right.x,
left.y + right.y,
left.z + right.z,
left.w + right.w
);
}
////////////////////////////////////////////////////////////
template <typename T>
inline Vector4<T> operator -(const Vector4<T>& left, const Vector4<T>& right) {
return Vector4<T>(
left.x - right.x,
left.y - right.y,
left.z - right.z,
left.w - right.w
);
}
////////////////////////////////////////////////////////////
template <typename T>
inline Vector4<T> operator *(const Vector4<T>& left, T right) {
return Vector4<T>(
left.x * right,
left.y * right,
left.z * right,
left.w * right
);
}
////////////////////////////////////////////////////////////
template <typename T>
inline Vector4<T> operator *(T left, const Vector4<T>& right) {
return Vector4<T>(
right.x * left,
right.y * left,
right.z * left,
right.w * left
);
}
////////////////////////////////////////////////////////////
template <typename T>
inline Vector4<T>& operator *=(Vector4<T>& left, T right) {
left.x *= right;
left.y *= right;
left.z *= right;
left.w *= right;
return left;
}
////////////////////////////////////////////////////////////
template <typename T>
inline Vector4<T> operator /(const Vector4<T>& left, T right) {
return Vector4<T>(
left.x / right,
left.y / right,
left.z / right,
left.w / right
);
}
////////////////////////////////////////////////////////////
template <typename T>
inline Vector4<T>& operator /=(Vector4<T>& left, T right) {
left.x /= right;
left.y /= right;
left.z /= right;
left.w /= right;
return left;
}
////////////////////////////////////////////////////////////
template <typename T>
inline bool operator ==(const Vector4<T>& left, const Vector4<T>& right) {
return
(left.x == right.x) &&
(left.y == right.y) &&
(left.z == right.z) &&
(left.w == right.w);;
}
////////////////////////////////////////////////////////////
template <typename T>
inline bool operator !=(const Vector4<T>& left, const Vector4<T>& right) {
return
(left.x != right.x) ||
(left.y != right.y) ||
(left.z != right.z) ||
(left.w != right.w);
}
// Define the most common types
typedef Vector4<int> Vector4i;
typedef Vector4<unsigned int> Vector4u;
typedef Vector4<float> Vector4f;
} // namespace sf
#endif // SFML_Vector4_HPP
////////////////////////////////////////////////////////////
/// \class sf::Vector4
/// \ingroup system
///
/// sf::Vector4 is a simple class that defines a mathematical
/// vector with two coordinates (x and y). It can be used to
/// represent anything that has two dimensions: a size, a point,
/// a velocity, etc.
///
/// The template parameter T is the type of the coordinates. It
/// can be any type that supports arithmetic operations (+, -, /, *)
/// and comparisons (==, !=), for example int or float.
///
/// You generally don't have to care about the templated form (sf::Vector4<T>),
/// the most common specializations have special typedefs:
/// \li sf::Vector4<float> is sf::Vector4f
/// \li sf::Vector4<int> is sf::Vector4i
/// \li sf::Vector4<unsigned int> is sf::Vector4u
///
/// The sf::Vector4 class has a small and simple interface, its x and y members
/// can be accessed directly (there are no accessors like setX(), getX()) and it
/// contains no mathematical function like dot product, cross product, length, etc.
///
/// Usage example:
/// \code
/// sf::Vector4f v1(16.5f, 24.f);
/// v1.x = 18.2f;
/// float y = v1.y;
///
/// sf::Vector4f v2 = v1 * 5.f;
/// sf::Vector4
/// v3 = v1 + v2;
///
/// bool different = (v2 != v3);
/// \endcode
///
/// Note: for 3-dimensional vectors, see sf::Vector3.
///
////////////////////////////////////////////////////////////

@ -0,0 +1,331 @@
#pragma once
#include <SFML/Graphics.hpp>
#include <SFML/Graphics/VertexArray.hpp>
#include "Vector4.hpp"
#include <math.h>
#include <bitset>
#include <iostream>
#include <fstream>
#include <sstream>
#include <string>
#include <iterator>
#include <list>
#include <algorithm>
const double PI = 3.141592653589793238463;
const float PI_F = 3.14159265358979f;
struct fps_counter {
public:
fps_counter() :
backdrop(sf::Vector2f(200, 100)), vertex_array(sf::LinesStrip) {
backdrop.setFillColor(sf::Color(0x0000003F));
if(!f.loadFromFile("../assets/fonts/Arial.ttf")){
std::cout << "couldn't find the fall back Arial font in ../assets/fonts/" << std::endl;
} else {
t.setFont(f);
t.setCharacterSize(18);
t.setColor(sf::Color::White);
}
}
void frame(double delta_time){
// Apply 100 units of smoothing
if (frame_count == 100){
frame_count = 0;
fps_average = 0;
}
frame_count++;
fps_average += (delta_time - fps_average) / frame_count;
}
void flip_units() {
if (milliseconds)
milliseconds = false;
else
milliseconds = true;
}
void draw(sf::RenderWindow *r){
r->draw(backdrop);
if (vertex_position == 200)
vertex_position = 0;
sf::Vector2f origin = backdrop.getPosition();
sf::Vector2f point = origin + sf::Vector2f(vertex_position, backdrop.getSize().y - (1.0/fps_average));
if (vertex_array.getVertexCount() < 200)
vertex_array.append(sf::Vertex(point, sf::Color::Red));
else
vertex_array[vertex_position] = sf::Vertex(point, sf::Color::Red);
r->draw(vertex_array);
vertex_position++;
std::string out;
if (milliseconds)
out = std::to_string(fps_average);
else
out = std::to_string(floor(1 / fps_average));
t.setString(out);
r->draw(t);
}
private:
sf::RectangleShape backdrop;
sf::VertexArray vertex_array;
sf::Font f;
sf::Text t;
int frame_count = 0;
double fps_average = 0;
bool milliseconds = false;
int vertex_position = 0;
};
struct debug_text {
public:
debug_text(int slot, int pixel_spacing, void* data_, std::string prefix_) : data(data_), prefix(prefix_) {
if (!f.loadFromFile("../assets/fonts/Arial.ttf")) {
std::cout << "couldn't find the fall back Arial font in ../assets/fonts/" << std::endl;
}
else {
t.setFont(f);
t.setCharacterSize(20);
t.setPosition(static_cast<float>(20), static_cast<float>(slot * pixel_spacing));
}
}
void draw(sf::RenderWindow *r) {
t.setString(prefix + std::to_string(*(float*)data));
r->draw(t);
}
private:
void* data;
std::string prefix;
sf::Font f;
sf::Text t;
};
inline sf::Vector3f SphereToCart(sf::Vector2f i) {
auto r = sf::Vector3f(
(1 * sin(i.y) * cos(i.x)),
(1 * sin(i.y) * sin(i.x)),
(1 * cos(i.y))
);
return r;
};
inline sf::Vector3f SphereToCart(sf::Vector3f i) {
auto r = sf::Vector3f(
(i.x * sin(i.z) * cos(i.y)),
(i.x * sin(i.z) * sin(i.y)),
(i.x * cos(i.z))
);
return r;
};
inline sf::Vector3f CartToSphere(sf::Vector3f in) {
auto r = sf::Vector3f(
sqrt(in.x * in.x + in.y * in.y + in.z * in.z),
atan(in.y / in.x),
atan(sqrt(in.x * in.x + in.y * in.y) / in.z)
);
return r;
};
inline sf::Vector2f CartToNormalizedSphere(sf::Vector3f in) {
auto r = sf::Vector2f(
atan2(sqrt(in.x * in.x + in.y * in.y), in.z),
atan2(in.y, in.x)
);
return r;
}
inline sf::Vector3f FixOrigin(sf::Vector3f base, sf::Vector3f head) {
return head - base;
}
inline sf::Vector3f Normalize(sf::Vector3f in) {
float multiplier = sqrt(in.x * in.x + in.y * in.y + in.z * in.z);
auto r = sf::Vector3f(
in.x / multiplier,
in.y / multiplier,
in.z / multiplier
);
return r;
}
inline float DotProduct(sf::Vector3f a, sf::Vector3f b){
return a.x * b.x + a.y * b.y + a.z * b.z;
}
inline float Magnitude(sf::Vector3f in){
return sqrt(in.x * in.x + in.y * in.y + in.z * in.z);
}
inline float AngleBetweenVectors(sf::Vector3f a, sf::Vector3f b){
return acos(DotProduct(a, b) / (Magnitude(a) * Magnitude(b)));
}
inline float DistanceBetweenPoints(sf::Vector3f a, sf::Vector3f b) {
return sqrt(DotProduct(a, b));
}
inline float DegreesToRadians(float in) {
return static_cast<float>(in * PI / 180.0f);
}
inline float RadiansToDegrees(float in) {
return static_cast<float>(in * 180.0f / PI);
}
inline std::string read_file(std::string file_name){
std::ifstream input_file(file_name);
if (!input_file.is_open()){
std::cout << file_name << " could not be opened" << std::endl;
return "";
}
std::stringstream buf;
buf << input_file.rdbuf();
input_file.close();
return buf.str();
}
inline void PrettyPrintUINT64(uint64_t i, std::stringstream* ss) {
*ss << "[" << std::bitset<15>(i) << "]";
*ss << "[" << std::bitset<1>(i >> 15) << "]";
*ss << "[" << std::bitset<8>(i >> 16) << "]";
*ss << "[" << std::bitset<8>(i >> 24) << "]";
*ss << "[" << std::bitset<32>(i >> 32) << "]";
}
inline void PrettyPrintUINT64(uint64_t i) {
std::cout << "[" << std::bitset<15>(i) << "]";
std::cout << "[" << std::bitset<1>(i >> 15) << "]";
std::cout << "[" << std::bitset<8>(i >> 16) << "]";
std::cout << "[" << std::bitset<8>(i >> 24) << "]";
std::cout << "[" << std::bitset<32>(i >> 32) << "]" << std::endl;
}
inline void DumpLog(std::stringstream* ss, std::string file_name) {
std::ofstream log_file;
log_file.open(file_name);
log_file << ss->str();
log_file.close();
}
inline std::string sfml_get_input(sf::RenderWindow *window) {
std::stringstream ss;
sf::Event event;
while (window->pollEvent(event)) {
if (event.type == sf::Event::TextEntered) {
ss << event.text.unicode;
}
else if (event.type == sf::Event::KeyPressed) {
if (event.key.code == sf::Keyboard::Return) {
return ss.str();
}
}
}
}
inline std::vector<float> sfml_get_float_input(sf::RenderWindow *window) {
std::stringstream ss;
sf::Event event;
while (true) {
if (window->pollEvent(event)) {
if (event.type == sf::Event::TextEntered) {
if (event.text.unicode > 47 && event.text.unicode < 58 || event.text.unicode == 32)
ss << static_cast<char>(event.text.unicode);
}
else if (event.type == sf::Event::KeyPressed) {
if (event.key.code == sf::Keyboard::Return) {
break;
}
}
}
}
std::istream_iterator<std::string> begin(ss);
std::istream_iterator<std::string> end;
std::vector<std::string> vstrings(begin, end);
std::vector<float> ret;
for (auto i: vstrings) {
ret.push_back(std::stof(i));
}
return ret;
}
inline int count_bits(int32_t v) {
v = v - ((v >> 1) & 0x55555555); // reuse input as temporary
v = (v & 0x33333333) + ((v >> 2) & 0x33333333); // temp
return (((v + (v >> 4)) & 0xF0F0F0F) * 0x1010101) >> 24; // count
}
inline int count_bits(int64_t v) {
int32_t left = (int32_t)(v);
int32_t right = (int32_t)(v >> 32);
left = left - ((left >> 1) & 0x55555555); // reuse input as temporary
left = (left & 0x33333333) + ((left >> 2) & 0x33333333); // temp
left = ((left + (left >> 4) & 0xF0F0F0F) * 0x1010101) >> 24; // count
right = right - ((right >> 1) & 0x55555555); // reuse input as temporary
right = (right & 0x33333333) + ((right >> 2) & 0x33333333); // temp
right = ((right + (right >> 4) & 0xF0F0F0F) * 0x1010101) >> 24; // count
return left + right;
}

@ -0,0 +1,137 @@
#include <iostream>
#include <SFML/Graphics.hpp>
#include <random>
#include <chrono>
#include "util.hpp"
#include <thread>
#include <vector>
float elap_time() {
static std::chrono::time_point<std::chrono::system_clock> start;
static bool started = false;
if (!started) {
start = std::chrono::system_clock::now();
started = true;
}
std::chrono::time_point<std::chrono::system_clock> now = std::chrono::system_clock::now();
std::chrono::duration<double> elapsed_time = now - start;
return static_cast<float>(elapsed_time.count());
}
const int WINDOW_X = 1920;
const int WINDOW_Y = 1080;
float scale(float valueIn, float origMin, float origMax, float scaledMin, float scaledMax) {
return ((scaledMax - scaledMin) * (valueIn - origMin) / (origMax - origMin)) + scaledMin;
}
void func(int id, int count, sf::Uint8* pixels) {
for (int pixel_x = 0; pixel_x < WINDOW_X; pixel_x++) {
for (int pixel_y = (WINDOW_Y * ((float)id / count)); pixel_y < (WINDOW_Y * ((float)(id + 1) / count)); pixel_y++) {
float y0 = scale(pixel_y, 0, WINDOW_Y, -1.0f, 1.0f);
float x0 = scale(pixel_x, 0, WINDOW_X, -2.0f, 1.0f);
float x = 0.0;
float y = 0.0;
int iteration_count = 0;
int interation_threshold = 1000;
while (pow(x, 2) + pow(y, 2) < pow(2, 2) && iteration_count < interation_threshold) {
float x_temp = pow(x, 2) - pow(y, 2) + x0;
y = 2 * x * y + y0;
x = x_temp;
iteration_count++;
}
sf::Color c(0, 0, scale(iteration_count, 0, 1000, 0, 255), 255);
int val = scale(iteration_count, 0, 1000, 0, pow(2, 24));
pixels[(pixel_y * WINDOW_X + pixel_x) * 4 + 0] = val & 0xff;
pixels[(pixel_y * WINDOW_X + pixel_x) * 4 + 1] = (val >> 8) & 0xff;
pixels[(pixel_y * WINDOW_X + pixel_x) * 4 + 2] = (val >> 16) & 0xff;
pixels[(pixel_y * WINDOW_X + pixel_x) * 4 + 3] = 200;
//memcpy(&pixels[(pixel_y * pixel_x + pixel_y) * 4], (void*)&c, sizeof(c));
}
}
}
int main() {
std::mt19937 rng(time(NULL));
std::uniform_int_distribution<int> rgen(100, 400);
sf::RenderWindow window(sf::VideoMode(WINDOW_X, WINDOW_Y), "quick-sfml-template");
window.setFramerateLimit(60);
float physic_step = 0.166f;
float physic_time = 0.0f;
double frame_time = 0.0, elapsed_time = 0.0, delta_time = 0.0, accumulator_time = 0.0, current_time = 0.0;
fps_counter fps;
sf::Uint8 *pixels = new sf::Uint8[WINDOW_X * WINDOW_Y * 4];
sf::Sprite viewport_sprite;
sf::Texture viewport_texture;
viewport_texture.create(WINDOW_X, WINDOW_Y);
viewport_texture.update(pixels);
viewport_sprite.setTexture(viewport_texture);
std::vector<std::thread> thread_pool;
for (int i = 0; i < 10; i++) {
thread_pool.emplace_back(std::thread(func, i, 10, pixels));
}
for (auto &t: thread_pool) {
t.join();
}
viewport_texture.update(pixels);
while (window.isOpen())
{
sf::Event event; // Handle input
while (window.pollEvent(event)) {
if (event.type == sf::Event::Closed) {
window.close();
}
}
elapsed_time = elap_time(); // Handle time
delta_time = elapsed_time - current_time;
current_time = elapsed_time;
if (delta_time > 0.02f)
delta_time = 0.02f;
accumulator_time += delta_time;
while (accumulator_time >= physic_step) { // While the frame has sim time, update
accumulator_time -= physic_step;
physic_time += physic_step;
// Do physics at 60fps
}
window.clear(sf::Color::White);
window.draw(viewport_sprite);
fps.draw(&window);
fps.frame(delta_time);
window.display();
}
return 0;
}
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