spiralsynthmodular/SpiralSound/Plugins/ScopePlugin/ScopePlugin.C

/*  SpiralSound
 *  Copyleft (C) 2001 David Griffiths <dave@pawfal.org>
 *
 *  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; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/ 
#include "ScopePlugin.h"
#include "ScopePluginGUI.h"
#include <FL/Fl_Button.h>
#include "SpiralIcon.xpm"

extern "C"
{
SpiralPlugin* CreateInstance()
{
	return new ScopePlugin;
}

char** GetIcon()
{
	return SpiralIcon_xpm;
}

int GetID()
{
	return 0x0001;
}
}

///////////////////////////////////////////////////////

ScopePlugin::ScopePlugin()
{
	m_PluginInfo.Name="Scope";
	m_PluginInfo.Width=220;
	m_PluginInfo.Height=125;
	m_PluginInfo.NumInputs=1;
	m_PluginInfo.NumOutputs=1;
	m_PluginInfo.PortTips.push_back("Input");
	m_PluginInfo.PortTips.push_back("Output");
}

ScopePlugin::~ScopePlugin()
{
}

PluginInfo &ScopePlugin::Initialise(const HostInfo *Host)
{	
	PluginInfo& Info = SpiralPlugin::Initialise(Host);	
	m_Data = new float[Host->BUFSIZE];
	m_AudioCH->RegisterData("AudioData",ChannelHandler::OUTPUT,m_Data,Host->BUFSIZE*sizeof(float));
	return Info;
}

SpiralGUIType *ScopePlugin::CreateGUI()
{
	return new ScopePluginGUI(m_PluginInfo.Width,
	 						   m_PluginInfo.Height,
							   this,
							   m_AudioCH,
							   m_HostInfo);
}

void ScopePlugin::Execute()
{
	// Just copy the data through.
	if (GetOutputBuf(0)) GetOutputBuf(0)->Zero();
	if (GetInput(0)) GetOutputBuf(0)->Mix(*GetInput(0),0);
	
	if (GetInput(0)) 
	{
        //cerr<<1<<" "<<m_HostInfo->BUFSIZE<<endl;
		memcpy(m_Data,GetInput(0)->GetBuffer(),m_HostInfo->BUFSIZE*sizeof(float));
	}
}