virtualvnode.h

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#ifndef VIRTUALVNODE_H
#define VIRTUALVNODE_H

#include "fadeengine.inc"
#include "maskengine.inc"
#include "plugin.inc"
#include "renderengine.inc"
#include "vframe.inc"
#include "virtualnode.h"
#include "vrender.inc"

class VirtualVNode : public VirtualNode
{
public:
// construct as a module or a plugin
        VirtualVNode(RenderEngine *renderengine, 
                VirtualConsole *vconsole, 
                Module *real_module, 
                Plugin *real_plugin,
                Track *track, 
                VirtualNode *parent_module);

        ~VirtualVNode();

// expansions
        VirtualNode* create_module(Plugin *real_plugin, 
                                                        Module *real_module, 
                                                        Track *track);
        VirtualNode* create_plugin(Plugin *real_plugin);
        void arm_attachmentpoint();

// Called by VirtualVConsole::process_buffer to process exit nodes.
// start_position - end of frame if reverse.  start of frame if forward.
// frame_rate - rate start_position is relative to
        int render(VFrame *output_temp, 
                int64_t start_position,
                double frame_rate);

// Read data from what comes before this node.
        int read_data(VFrame *output_temp,
                int64_t start_position,
                double frame_rate);

private:
        int render_as_module(VFrame **video_out, 
                VFrame *output_temp,
                int64_t start_position,
                double frame_rate);
        void render_as_plugin(VFrame *output_temp, 
                int64_t start_position,
                double frame_rate);

        int render_projector(VFrame *input,
                        VFrame **output,
                        int64_t start_position,
                        double frame_rate);  // Start of input fragment in project if forward.  End of input fragment if reverse.

        int render_fade(VFrame *output,        // start of output fragment
                        int64_t start_position,  // start of input fragment in project if forward / end of input fragment if reverse
                        double frame_rate, 
                        Autos *autos,
                        int direction);


        FadeEngine *fader;
        MaskEngine *masker;
};


#endif

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