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# Copyright 2022 Frederico de Oliveira Linhares
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
require 'rake/clean'
require 'rake/loaders/makefile'
OBJ = 'candy_gear'
VERSION = '0.1.0'
MRUBY_VERSION = '3.1.0'
MRUBY_ZIP_FILE = "mruby-#{MRUBY_VERSION}.zip"
MRUBY_STATIC_LIB = "mruby-#{MRUBY_VERSION}/build/host/lib/libmruby.a"
DATA_DIR = '/usr/local/share/candy_gear'
CPP_H_FILES = FileList[
'src/**/*.hpp'
]
CPP_FILES = FileList[
'src/**/*.cpp'
]
CPP_OBJS = CPP_FILES.ext('.o')
RB_LIBS = FileList[
'lib/*.rb'
]
GLSL_FILES = FileList[
'glsl/*.glsl'
]
SPV_FILES = GLSL_FILES.ext('.spv')
LIBRARIES = [
'SDL2',
'SDL2_image',
'SDL2_mixer',
'm',
'vulkan',
'yaml-cpp'
]
CLEAN.include(
FileList[
'src/**/*.o'
]
)
file MRUBY_ZIP_FILE do
system("wget https://github.com/mruby/mruby/archive/#{MRUBY_VERSION}.zip "\
"-O #{MRUBY_ZIP_FILE}")
end
directory "mruby-#{MRUBY_VERSION}"
file "mruby-#{MRUBY_VERSION}" => MRUBY_ZIP_FILE do
`unzip #{MRUBY_ZIP_FILE}`
end
# Candy Gear aims to be portable to several platforms. The language is embedded
# inside the engine to ensure all versions of the engine have precisely the
# same features.
file MRUBY_STATIC_LIB => ["mruby-#{MRUBY_VERSION}"] do
Dir.chdir("mruby-#{MRUBY_VERSION}") { `rake` }
end
task :doc do
`doxygen Doxyfile`
end
rule '.o' => ['.cpp', "mruby-#{MRUBY_VERSION}"] do |t|
system("g++ -D DEBUG=1 -c -std=c++17 -Imruby-#{MRUBY_VERSION}/include/ "\
"#{t.source} -o #{t.name}")
end
task :pkg do
name = "#{OBJ}-#{VERSION}"
files =
FileList[
'CODE_OF_CONDUCT.markdown',
'Doxyfile',
'LICENSE.txt',
'Rakefile',
'README.markdown'
] +
CPP_H_FILES +
CPP_FILES +
RB_LIBS
`mkdir -p pkg`
`tar -czvf pkg/#{name}.tar.gz --transform 's,^,#{name}/,' #{files}`
end
rule '.spv' => ['.glsl'] do |t|
system("glslangValidator -V #{t.source} -o #{t.name}")
end
task build: CPP_OBJS + SPV_FILES + [MRUBY_STATIC_LIB] do
libs = LIBRARIES.inject('') {_1 + "-l#{_2} "}
system("g++ -o #{OBJ} #{CPP_OBJS} #{MRUBY_STATIC_LIB} #{libs}")
end
task install: :build do
destdir = ENV['DESTDIR'] || ''
# Install engine
`install -d #{destdir}/usr/local/bin`
`install #{OBJ} #{destdir}/usr/local/bin`
# Install shaders
`install -d #{destdir}#{DATA_DIR}/glsl`
SPV_FILES.each {`install #{_1} #{destdir}#{DATA_DIR}/glsl`}
# Install libs
`install -d #{destdir}#{DATA_DIR}/lib`
RB_LIBS.each {`install #{_1} #{destdir}#{DATA_DIR}/lib`}
end
task default: %[build]
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