hvirtual/cinelerra/playabletracks.C

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#include "automation.h"
#include "edl.h"
#include "edlsession.h"
#include "mwindow.h"
#include "patchbay.h"
#include "playabletracks.h"
#include "plugin.h"
#include "preferences.h"
#include "renderengine.h"
#include "intauto.h"
#include "intautos.h"
#include "tracks.h"
#include "transportque.h"


PlayableTracks::PlayableTracks(RenderEngine *renderengine, 
        long current_position, 
        int data_type,
        int use_nudge)
 : ArrayList<Track*>()
{
        this->renderengine = renderengine;
        this->data_type = data_type;

//printf("PlayableTracks::PlayableTracks 1 %d\n", renderengine->edl->tracks->total());
        for(Track *current_track = renderengine->edl->tracks->first; 
                current_track; 
                current_track = current_track->next)
        {
                if(is_playable(current_track, current_position, use_nudge))
                {
//printf("PlayableTracks::PlayableTracks 1 %p %d %d\n", this, total, current_position);
                        append(current_track);
                }
        }
//printf("PlayableTracks::PlayableTracks %d %d %d\n", data_type, total, current_position);
}

PlayableTracks::~PlayableTracks()
{
}


int PlayableTracks::is_playable(Track *current_track, 
        long position,
        int use_nudge)
{
        int result = 1;
        int direction = renderengine->command->get_direction();
        if(use_nudge) position += current_track->nudge;

        Auto *current = 0;

        if(current_track->data_type != data_type) result = 0;
        

// Track is off screen and not bounced to other modules


        if(result)
        {
                if(!current_track->plugin_used(position, direction) &&
                        !current_track->is_playable(position, direction))
                        result = 0;
        }

// Test play patch
        if(!current_track->play)
        {
                result = 0;
        }

        if(result)
        {
// Test for playable edit
                if(!current_track->playable_edit(position, direction))
                {
// Test for playable effect
                        if(!current_track->is_synthesis(renderengine,
                                                position,
                                                direction))
                        {
                                result = 0;
                        }
                }
        }

        return result;
}


int PlayableTracks::is_listed(Track *track)
{
        for(int i = 0; i < total; i++)
        {
                if(values[i] == track) return 1;
        }
        return 0;
}

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