[PD-cvs] externals/tb/StringFlt~ SConstruct, NONE, 1.1 StringFlt~-help.pd, NONE, 1.1 StringFlt~.cpp, NONE, 1.1 package.txt, NONE, 1.1

[Tim Blechmann]

Update of /cvsroot/pure-data/externals/tb/StringFlt~
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv32584

Added Files:
	SConstruct StringFlt~-help.pd StringFlt~.cpp package.txt 
Log Message:
new external: StringFlt~

--- NEW FILE: StringFlt~.cpp ---
// 
//  
//  direct port of sndobj's StringFlt
//  Copyright (C) 2005  Tim Blechmann
//  
//  This program is free software; you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation; either version 2 of the License, or
//  (at your option) any later version.
//  
//  This program is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU General Public License for more details.
//  
//  You should have received a copy of the GNU General Public License
//  along with this program; see the file COPYING.  If not, write to
//  the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
//  Boston, MA 02111-1307, USA.



#define FLEXT_ATTRIBUTES 1

#include <flsndobj.h>
 
#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 500)
#error You need at least flext version 0.5
#endif


class FlextStringFlt:
	public flext_sndobj
{
	FLEXT_HEADER(FlextStringFlt,flext_sndobj);

public:
	FlextStringFlt(int argc, t_atom* argv);

	virtual bool NewObjs();
	virtual void FreeObjs();
	virtual void ProcessObjs();

	StringFlt* string;

	float fdbgain;

	float freq;
	
private:
	
	FLEXT_ATTRVAR_F(fdbgain);
	FLEXT_ATTRVAR_F(freq);
};

FLEXT_LIB_DSP_V("StringFlt~",FlextStringFlt)


FlextStringFlt::FlextStringFlt(int argc, t_atom* argv)
{
	AtomList l(argc, argv);
	
	FLEXT_ADDATTR_VAR1("fdbgain", fdbgain);
	FLEXT_ADDATTR_VAR1("frequency", freq);

	AddInSignal(1);
	AddOutSignal(1);
}


bool FlextStringFlt::NewObjs()
{
	string = new StringFlt(freq, fdbgain, &InObj(0), 
		0, Blocksize(), Samplerate());
	
	return true;
}

void FlextStringFlt::FreeObjs()
{
	delete string;
}

void FlextStringFlt::ProcessObjs()
{
	string->SetFreq(freq);
	string->SetFdbgain(fdbgain);

	string->DoProcess();

	*string >> OutObj(0);
}

static void setup()
{
	FLEXT_DSP_SETUP(FlextStringFlt);
}

FLEXT_LIB_SETUP(StringFlt_tilde,setup)

--- NEW FILE: package.txt ---
NAME=StringFlt~
SRCS=StringFlt~.cpp

--- NEW FILE: SConstruct ---
# scons script for flext build system
# Copyright (C) 2005  Tim Blechmann
# 
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program; see the file COPYING.  If not, write to
# the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.


env = Environment(CCFLAGS = '-DFLEXT_SYS_PD -DFLEXT_THREADS -DFLEXT_SHARED')

env.SConsignFile()
env.CacheDir('./obj')

opt = Options(['options.cache', 'custom.py'])
opt.AddOptions(
	BoolOption('debug', 'Build with debugging symbols', False),
	('optimize', 'Optimize for specific architecture', None),
	BoolOption('simd', 'build with simd instructions', False),
	('prefix', 'install prefix', '/usr/local'),
	('flext_path', 'flext path', None),
	('pd_path', 'pd path', None),
	)

opt.Update(env)

opt.Save('options.cache',env)
Help(opt.GenerateHelpText(env))


if env.Dictionary().has_key('flext_path'):
	env.Append(CPPPATH=[env['flext_path']])
else:
	env.Append(CPPPATH=['../../grill/flext/source'])


if env.Dictionary().has_key('pd_path'):
	env.Append(CPPPATH=[env['pd_path']])

if env.Dictionary().has_key('optimize'):
	if env['optimize']:
		env.Append(CCFLAGS=' -O3 '+env['optimize'])

if env.Dictionary().has_key('simd') and env['simd']:
	env.Append(CCFLAGS=' -mfpmath=sse -msse -mmmx -msse2')
			   
if env.Dictionary().has_key('debug') and env['debug']:
	env.Append(CCFLAGS=' -g')
	env.Append(LIBS = 'flext-pd_d')
else:
	env.Append(LIBS = 'flext-pd')
	env.Append(CPPDEFINES="NDEBUG")

######################################################################
#
# read package.txt
#

packagefile = open('./package.txt', 'r')

desc = {}
line = packagefile.readline()
while line != "":
	line = line.strip()
	if len(line) > 0 and line[0] != '#' :
		var, data = line.split('=')

		while data [-1] == '\\':
			nextline = packagefile.readline()
			nextline = nextline.strip()
			data = data + " " + nextline

		data = data.replace("\\", "")
		desc[var] = data

	
	line = packagefile.readline()
packagefile.close()


name = desc["NAME"]
if not desc.has_key("SRCDIR"):
	desc["SRCDIR"] = "."

sources = map (lambda x: desc["SRCDIR"] + '/' + x,
			   desc["SRCS"].split())

if desc.has_key("INCPATH"):
	env.Append(CPPPATH=desc["INCPATH"].strip().replace("-I", "").split())

######################################################################
#
# build
#

external = env.SharedLibrary(name, sources, SHLIBPREFIX='', SHLIBSUFFIX='.pd_linux')

prefix = env['prefix']
env.Install(prefix+'/lib/pd/extra',external)
env.Alias('install', prefix+'/lib/pd/extra')

--- NEW FILE: StringFlt~-help.pd ---
#N canvas 453 122 450 300 10;
#X obj 97 80 noise~;
#X obj 100 180 dac~;
#X obj 99 110 *~ 0.01;
#X floatatom 163 74 5 0 0 0 - - -;
#X obj 101 142 StringFlt~;
#X obj 195 204 env~;
#X floatatom 195 234 5 0 0 0 - - -;
#X obj 216 132 env~;
#X floatatom 216 162 5 0 0 0 - - -;
#X connect 0 0 2 0;
#X connect 2 0 4 0;
#X connect 2 0 7 0;
#X connect 3 0 2 1;
#X connect 4 0 1 0;
#X connect 4 0 1 1;
#X connect 4 0 5 0;
#X connect 5 0 6 0;
#X connect 7 0 8 0;