Merge CV, ver=5.1; ops/methods from HV, and interface from CV where possible

[goodguy/history.git] / cinelerra-5.1 / cinelerra / virtualanode.h

diff --git a/cinelerra-5.1/cinelerra/virtualanode.h b/cinelerra-5.1/cinelerra/virtualanode.h
new file mode 100644 (file)
index 0000000..8031893
--- /dev/null
+++ b/cinelerra-5.1/cinelerra/virtualanode.h
@@ -0,0 +1,112 @@
+
+/*
+ * CINELERRA
+ * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
+ * 
+ * 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
+ * 
+ */
+
+#ifndef VIRTUALANODE_H
+#define VIRTUALANODE_H
+
+
+#include "arender.inc"
+#include "filethread.inc"  // RING_BUFFERS
+#include "maxchannels.h"
+#include "plugin.inc"
+#include "samples.inc"
+#include "units.h"
+#include "virtualnode.h"
+
+class VirtualANode : public VirtualNode
+{
+public:
+       VirtualANode(RenderEngine *renderengine, 
+               VirtualConsole *vconsole, 
+               Module *real_module, 
+               Plugin *real_plugin,
+               Track *track, 
+               VirtualNode *parent_module);
+
+       ~VirtualANode();
+
+       VirtualNode* create_module(Plugin *real_plugin, 
+                                                       Module *real_module, 
+                                                       Track *track);
+       VirtualNode* create_plugin(Plugin *real_plugin);
+
+// Called by VirtualAConsole::process_buffer to process exit_nodes.
+// read_data recurses down the tree.
+       int render(Samples *output_temp,
+               int64_t size,
+               int64_t start_position,
+               int64_t sample_rate);
+
+// Read data from whatever comes before this node.
+// Calls render in either the parent node or the module for the track.
+       int read_data(Samples *output_temp,
+               int64_t size,
+               int64_t start_position,
+               int64_t sample_rate);
+
+private:
+// need *arender for peak updating
+       int render_as_module(Samples **audio_out, 
+               Samples *output_temp,
+               int64_t size,
+               int64_t start_position,
+               int64_t sample_rate);
+       void render_as_plugin(Samples *output_temp,
+               int64_t size,
+               int64_t start_position, 
+               int64_t sample_rate);
+
+       int render_fade(double *buffer,
+                                       int64_t len,
+                                       int64_t input_position,
+                                       int64_t sample_rate,
+                                       Autos *autos,
+                                       int direction,
+                                       int use_nudge);
+       int render_pan(double *input,        // start of input fragment
+                               double *output,        // start of output fragment
+                               int64_t fragment_len,      // fragment length in input scale
+                               int64_t input_position, // starting sample of input buffer in project
+                               int64_t sample_rate,
+                               Autos *autos,
+                               int channel,
+                               int direction,
+                               int use_nudge);
+       void get_pan_automation(double &slope,
+               double &intercept,
+               int64_t input_position,
+               int64_t &slope_len,
+               Autos *autos,
+               int channel,
+               int direction);
+
+/*
+ *     double* get_module_input(int double_buffer, int64_t fragment_position);
+ *     double* get_module_output(int double_buffer, int64_t fragment_position);
+ */
+
+       DB db;
+
+       Auto *pan_before[MAXCHANNELS], *pan_after[MAXCHANNELS];
+};
+
+
+#endif