change build system from SCons to Waf

.gitignore

@@ -1,5 +1,10 @@
+*.dep
 fart
 *.bmp
 *.png
-/.rscons*
+parser/parser.tab.cc
+parser/parser.tab.hh
+parser/lex.yy.cc
+/.lock-waf*
+/.waf-*/
 /build/

Makefile

@@ -1,7 +1,11 @@
-.PHONY: all
 all:
-	@./rscons
+	@./waf build
+
+install:
+	@./waf install
+
+distclean:
+	@./waf distclean
 
-.PHONY: clean
 clean:
-	@./rscons clean
+	@./waf clean

Rakefile.rb

@@ -0,0 +1,24 @@
+require "rscons"
+
+task :default do
+  Rscons::Environment.new do |env|
+    env.build_root = "build"
+
+    lexer_source = "#{env.build_root}/lex.yy.cc"
+    env.CFile(lexer_source, "parser/parser.ll")
+
+    parser_source = "#{env.build_root}/parser.tab.cc"
+    env.CFile(parser_source, "parser/parser.yy")
+
+    sources = Dir["{util,shapes,main,distrib,parser}/**/*.cc"]
+    sources << lexer_source
+    sources << parser_source
+
+    env["CXXFLAGS"] += ["-Wall", "-O2"]
+    env["CPPPATH"] += Dir["{util,shapes,main,distrib,parser}/**/"]
+    env["CPPPATH"] << "."
+    env["LIBS"] += ["fl", "pthread", "freeimage"]
+
+    env.Program("fart", sources)
+  end
+end

Rsconscript

@@ -1,19 +0,0 @@
-configure do
-  check_cxx_compiler
-  check_program "flex"
-  check_program "bison"
-  check_lib "pthread"
-end
-
-env do |env|
-  env["CCFLAGS"] += %w[-Wall -O2]
-  env["CPPPATH"] += glob("src/**")
-
-  env.CFile("^/parser/lexer.cc", "src/parser/parser.ll")
-  env.CFile("^/parser/parser.cc", "src/parser/parser.yy")
-  env["CPPPATH"] += ["#{env.build_root}/parser"]
-
-  sources = glob("src/**/*.cc")
-  sources += ["^/parser/lexer.cc", "^/parser/parser.cc"]
-  env.Program("fart", sources)
-end

configure

@@ -1,2 +1,2 @@
 #!/bin/sh
-exec ./rscons configure "$@"
+exec ./waf configure

main/Scene-load.cc

@@ -6,7 +6,6 @@
 
 #include "Scene.h"
 #include "Light.h"
-#include "util/stb_image.h"
 #include "parser/parser.h"
 #include "parser/nodes.h"
 #include "util/Polygon.h"
@@ -348,23 +347,19 @@ refptr<Material> Scene::processMaterial(refptr<Node> node)
         else if ( typeid(**it) == typeid(TextureNode) )
         {
             string filename = (*it)->getString();
-            Texture * texture = NULL;
+            FIBITMAP * fib = NULL;
             if (m_textures.find(filename) != m_textures.end())
             {
                 /* texture already loaded */
-                texture = m_textures[filename];
+                fib = m_textures[filename];
             }
             else
             {
-                texture = loadTexture(filename);
-                if (texture != NULL)
-                {
-                    m_textures[filename] = texture;
-                }
+                fib = loadTexture((*it)->getString());
             }
-            if (texture != NULL)
+            if (fib != NULL)
             {
-                material->setTexture(texture);
+                material->setTexture(fib);
             }
         }
     }
@@ -816,24 +811,30 @@ void Scene::processShapeDefinition(refptr<Node> node)
     m_transforms.pop();
 }
 
-Texture * Scene::loadTexture(const std::string & filename)
+FIBITMAP * Scene::loadTexture(const std::string & filename)
 {
-    int width = 0;
-    int height = 0;
-    int channels = 0;
-    /* request 4 channels so the data is always tightly packed RGBA */
-    unsigned char * data = stbi_load(filename.c_str(), &width, &height,
-        &channels, 4);
-    if (data == NULL)
+    FREE_IMAGE_FORMAT fif = FreeImage_GetFileType(filename.c_str(), 0);
+    if (fif == FIF_UNKNOWN)
     {
-        cerr << "Error: image \"" << filename << "\" could not be loaded: "
-            << stbi_failure_reason() << endl;
+        fif = FreeImage_GetFIFFromFilename(filename.c_str());
+        if (fif == FIF_UNKNOWN)
+        {
+            cerr << "Error: couldn't determine image format for \""
+                << filename << "\"" << endl;
+            return NULL;
+        }
+    }
+    if (!FreeImage_FIFSupportsReading(fif))
+    {
+        cerr << "Error: image format of \"" << filename
+            << "\" does not support reading" << endl;
         return NULL;
     }
-    Texture * texture = new Texture;
-    texture->width = width;
-    texture->height = height;
-    texture->channels = 4;
-    texture->data = data;
-    return texture;
+    FIBITMAP * fib = FreeImage_Load(fif, filename.c_str(), 0);
+    if (fib == NULL)
+    {
+        cerr << "Error: image \"" << filename << "\" could not be loaded"
+            << endl;
+    }
+    return fib;
 }

main/Scene.cc

@@ -7,11 +7,11 @@
 #include <utility>              /* pair */
 #include <map>
 #include <algorithm>            /* sort() */
+#include <functional>           /* binary_function */
 #include <typeinfo>             /* typeid operator support */
 
 #include "Scene.h"
 #include "BMP.h"
-#include "util/stb_image.h"
 #include "util/Color.h"
 #include "shapes/Shape.h"
 #include "Light.h"
@@ -75,13 +75,12 @@ Scene::Scene(const map<string, const char *> & options,
 
 Scene::~Scene()
 {
-    /* clean up any textures loaded with stb_image */
-    for (std::map< std::string, Texture * >::iterator it = m_textures.begin();
+    /* clean up any textures loaded with freeimage */
+    for (std::map< std::string, FIBITMAP * >::iterator it = m_textures.begin();
          it != m_textures.end();
          it++)
     {
-        stbi_image_free(it->second->data);
-        delete it->second;
+        FreeImage_Unload(it->second);
     }
 }
 

main/Scene.h

@@ -8,6 +8,8 @@
 #include <utility>
 #include <stack>
 
+#include <FreeImage.h>
+
 #include "util/refptr.h"
 #include "util/Ray.h"
 #include "util/Color.h"
@@ -80,7 +82,7 @@ class Scene
         std::vector<ShapeRef> processForNode(refptr<Node> node);
         void processMaterialDefinition(refptr<Node> node);
         void processShapeDefinition(refptr<Node> node);
-        Texture * loadTexture(const std::string & filename);
+        FIBITMAP * loadTexture(const std::string & filename);
 
         /* rendering parameters */
         int m_width;
@@ -102,7 +104,7 @@ class Scene
         double m_sample_span;
         double m_half_sample_span;
         std::map< std::string, refptr<Material> > m_materials;
-        std::map< std::string, Texture * > m_textures;
+        std::map< std::string, FIBITMAP * > m_textures;
 };
 
 #endif

main/fart.cc

@@ -10,6 +10,8 @@
 #include <string>
 #include <map>
 
+#include <FreeImage.h>
+
 #include "Scene.h"
 #include "distrib/distrib.h"
 #include "BMP.h"
@@ -186,6 +188,8 @@ int main(int argc, char * argv[])
 
     srand(time(NULL));
 
+    FreeImage_Initialise(FALSE);
+
     const char * filename = argv[optind];
     client_options.push_back(filename);
     Scene scene(scene_options, filename);
@@ -334,6 +338,8 @@ int main(int argc, char * argv[])
         cout << endl;
     }
 
+    FreeImage_DeInitialise();
+
     exit(0);
     return 0;
 }

parser/parser.l

@@ -1,6 +1,5 @@
 
 %option nounput
-%option noyywrap
 %option bison-locations
 
 %{
@@ -9,7 +8,7 @@
 
 #include "nodes.h"
 #include "parser.h"
-#include "parser.hh"
+#include "parser.tab.h"
 
 #define YY_USER_ACTION yylloc->first_column += yyleng;
 

parser/parser.yy

@@ -8,7 +8,7 @@
 #include "util/Scope.h"
 #include "nodes.h"
 #include "parser.h"
-#include "parser.hh" /* bison-generated header with YY[SL]TYPE */
+#include "parser.tab.h"        /* bison-generated header with YY[SL]TYPE */
 using namespace std;
 
 #define yyerror(msg) errFunc(msg, &yylloc)
@@ -19,14 +19,19 @@ extern FILE * yyin;
 
 void errFunc(const char * str, YYLTYPE * yyllocp);
 
+int yywrap()
+{
+    return 1;
+}
+
 static refptr<Node> parsed_scene_node;
 refptr<Scope> parser_scope;
 
 %}
 
-%define api.pure
+%pure-parser
 %locations
-%define parse.error verbose
+%error-verbose
 
 %token PLUS;
 %token MINUS;

rscons

@@ -1,46 +0,0 @@
-#!/usr/bin/env ruby
-
-# Copyright (c) 2013-2022 Josh Holtrop
-#
-# MIT License
-#
-# Permission is hereby granted, free of charge, to any person obtaining
-# a copy of this software and associated documentation files (the
-# "Software"), to deal in the Software without restriction, including
-# without limitation the rights to use, copy, modify, merge, publish,
-# distribute, sublicense, and/or sell copies of the Software, and to
-# permit persons to whom the Software is furnished to do so, subject to
-# the following conditions:
-#
-# The above copyright notice and this permission notice shall be
-# included in all copies or substantial portions of the Software.
-#
-# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-
-script = File.join(File.dirname(__FILE__), ".rscons-3.1.0-4892f95d56c30bbe9aa0c9964062ec5b.rb")
-unless File.exist?(script)
-  if File.read(__FILE__, mode: "rb") =~ /^#==>(.*)/
-    require "zlib"
-    require "base64"
-    encoded_compressed = $1
-    unescaped_compressed = Base64.decode64(encoded_compressed)
-    inflated = Zlib::Inflate.inflate(unescaped_compressed)
-    File.open(script, "wb") do |fh|
-      fh.write(inflated)
-    end
-  else
-    raise "Could not decompress."
-  end
-end
-load script
-if __FILE__ == $0
-  Rscons::Cli.new.run(ARGV)
-end
-#==>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 truncated

shapes/Shape.cc

@@ -1,6 +1,7 @@
 
 #include "Shape.h"
 #include <algorithm>                /* sort() */
+#include <functional>               /* binary_function */
 #include <utility>
 using namespace std;
 
@@ -27,6 +28,9 @@ void Shape::setMaterial(refptr<Material> material)
 }
 
 class BoolIntersectionComparator
+    : public std::binary_function<Shape::BoolIntersection,
+                                  Shape::BoolIntersection,
+                                  bool>
 {
     public:
         BoolIntersectionComparator(const Vector & refPoint)

src/util/Texture.h

@@ -1,16 +0,0 @@
-
-#ifndef TEXTURE_H
-#define TEXTURE_H TEXTURE_H
-
-/* A loaded image texture. Pixel data is stored as tightly packed RGBA
- * bytes (4 channels) and is owned by this struct -- free it with
- * stbi_image_free(). */
-struct Texture
-{
-    int width;
-    int height;
-    int channels;
-    unsigned char * data;
-};
-
-#endif

src/util/stb_image.cc

@@ -1,5 +0,0 @@
-
-/* Single translation unit that compiles the stb_image implementation. */
-
-#define STB_IMAGE_IMPLEMENTATION
-#include "stb_image.h"

util/Material.h

@@ -2,7 +2,8 @@
 #ifndef MATERIAL_H
 #define MATERIAL_H MATERIAL_H
 
-#include "Texture.h"
+#include <FreeImage.h>
+
 #include "Color.h"
 
 class Material
@@ -54,8 +55,8 @@ class Material
         void setTransparency(double t) { m_transparency = t; }
         double getTransparency() const { return m_transparency; }
 
-        void setTexture(Texture * texture) { m_texture = texture; }
-        Texture * getTexture() const { return m_texture; }
+        void setTexture(FIBITMAP * fib) { m_texture = fib; }
+        FIBITMAP * getTexture() const { return m_texture; }
 
     protected:
         Color m_ambient_color;
@@ -65,7 +66,7 @@ class Material
         double m_reflectance;
         double m_refraction;
         double m_transparency;
-        Texture * m_texture;
+        FIBITMAP * m_texture;
 };
 
 #endif

util/refptr.h

@@ -8,12 +8,12 @@ template <typename T>
 class refptr
 {
     public:
-        refptr();
-        refptr(T * ptr);
-        refptr(const refptr<T> & orig);
-        refptr & operator=(const refptr<T> & orig);
-        refptr & operator=(T * ptr);
-        ~refptr();
+        refptr<T>();
+        refptr<T>(T * ptr);
+        refptr<T>(const refptr<T> & orig);
+        refptr<T> & operator=(const refptr<T> & orig);
+        refptr<T> & operator=(T * ptr);
+        ~refptr<T>();
         T & operator*() const;
         T * operator->() const;
         bool isNull() const { return m_ptr == NULL; }

waf

@@ -0,0 +1,169 @@
+#!/usr/bin/env python
+# encoding: ISO8859-1
+# Thomas Nagy, 2005-2015
+
+"""
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+
+1. Redistributions of source code must retain the above copyright
+   notice, this list of conditions and the following disclaimer.
+
+2. Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+
+3. The name of the author may not be used to endorse or promote products
+   derived from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
+IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
+INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+"""
+
+import os, sys, inspect
+
+VERSION="1.8.14"
+REVISION="9fa0538d9aef6e87468d0d8369f1c2f3"
+GIT="9625343f91810ffeb8b844f14f997daf44a91ff5"
+INSTALL=''
+C1='#+'
+C2='#*'
+C3='#)'
+cwd = os.getcwd()
+join = os.path.join
+
+
+WAF='waf'
+def b(x):
+	return x
+if sys.hexversion>0x300000f:
+	WAF='waf3'
+	def b(x):
+		return x.encode()
+
+def err(m):
+	print(('\033[91mError: %s\033[0m' % m))
+	sys.exit(1)
+
+def unpack_wafdir(dir, src):
+	f = open(src,'rb')
+	c = 'corrupt archive (%d)'
+	while 1:
+		line = f.readline()
+		if not line: err('run waf-light from a folder containing waflib')
+		if line == b('#==>\n'):
+			txt = f.readline()
+			if not txt: err(c % 1)
+			if f.readline() != b('#<==\n'): err(c % 2)
+			break
+	if not txt: err(c % 3)
+	txt = txt[1:-1].replace(b(C1), b('\n')).replace(b(C2), b('\r')).replace(b(C3), b('\x00'))
+
+	import shutil, tarfile
+	try: shutil.rmtree(dir)
+	except OSError: pass
+	try:
+		for x in ('Tools', 'extras'):
+			os.makedirs(join(dir, 'waflib', x))
+	except OSError:
+		err("Cannot unpack waf lib into %s\nMove waf in a writable directory" % dir)
+
+	os.chdir(dir)
+	tmp = 't.bz2'
+	t = open(tmp,'wb')
+	try: t.write(txt)
+	finally: t.close()
+
+	try:
+		t = tarfile.open(tmp)
+	except:
+		try:
+			os.system('bunzip2 t.bz2')
+			t = tarfile.open('t')
+			tmp = 't'
+		except:
+			os.chdir(cwd)
+			try: shutil.rmtree(dir)
+			except OSError: pass
+			err("Waf cannot be unpacked, check that bzip2 support is present")
+
+	try:
+		for x in t: t.extract(x)
+	finally:
+		t.close()
+
+	for x in ('Tools', 'extras'):
+		os.chmod(join('waflib',x), 493)
+
+	if sys.hexversion<0x300000f:
+		sys.path = [join(dir, 'waflib')] + sys.path
+		import fixpy2
+		fixpy2.fixdir(dir)
+
+	os.remove(tmp)
+	os.chdir(cwd)
+
+	try: dir = unicode(dir, 'mbcs')
+	except: pass
+	try:
+		from ctypes import windll
+		windll.kernel32.SetFileAttributesW(dir, 2)
+	except:
+		pass
+
+def test(dir):
+	try:
+		os.stat(join(dir, 'waflib'))
+		return os.path.abspath(dir)
+	except OSError:
+		pass
+
+def find_lib():
+	src = os.path.abspath(inspect.getfile(inspect.getmodule(err)))
+	base, name = os.path.split(src)
+
+	#devs use $WAFDIR
+	w=test(os.environ.get('WAFDIR', ''))
+	if w: return w
+
+	#waf-light
+	if name.endswith('waf-light'):
+		w = test(base)
+		if w: return w
+		err('waf-light requires waflib -> export WAFDIR=/folder')
+
+	dirname = '%s-%s-%s' % (WAF, VERSION, REVISION)
+	for i in (INSTALL,'/usr','/usr/local','/opt'):
+		w = test(i + '/lib/' + dirname)
+		if w: return w
+
+	#waf-local
+	dir = join(base, (sys.platform != 'win32' and '.' or '') + dirname)
+	w = test(dir)
+	if w: return w
+
+	#unpack
+	unpack_wafdir(dir, src)
+	return dir
+
+wafdir = find_lib()
+sys.path.insert(0, wafdir)
+
+if __name__ == '__main__':
+
+	from waflib import Scripting
+	Scripting.waf_entry_point(cwd, VERSION, wafdir)
+
+#==>
+#BZh91AY&SY¾	ÛO/fÿÿÿ°�ÁÿÿÿÿÿÿÿÿÿÿÿF`

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+#<==

wscript

@@ -0,0 +1,22 @@
+#!/usr/bin/env python
+
+def options(opt):
+    opt.load("compiler_cxx")
+
+def configure(conf):
+    conf.load("compiler_cxx flex bison")
+
+def build(bld):
+    subdirs = ["util", "shapes", "main", "distrib", "parser"]
+    sources = []
+    for s in subdirs:
+        sources += bld.path.ant_glob("%s/*.cc" % s)
+    lexer_source = "parser/parser.l"
+    parser_source = "parser/parser.yy"
+    sources += [lexer_source, parser_source]
+    bld.program(
+            source = sources,
+            cxxflags = ["-Wall", "-O2"],
+            target = "fart",
+            includes = subdirs + ["."],
+            lib = ["fl", "pthread", "freeimage"])