Sound: Port to a copy-on-write concept

This change makes it so sound handles are created for evaluated scene,
sequencer and speakers. This allows to have properly evaluated animation
on them.

For the viewport playback sound uses regular dependency graph.

For the final render sound uses dependency graph created for render pipeline,
which now also contains sequencer and sound datablocks.

All the direct sound update calls are replaced with corresponding dependency
graph recalc tag.

1 files changed, 22 insertions, 0 deletions

diff --git a/source/blender/depsgraph/intern/depsgraph_tag.cc b/source/blender/depsgraph/intern/depsgraph_tag.cc
index c2cc15460d1..9f48dd2b47e 100644
--- a/source/blender/depsgraph/intern/depsgraph_tag.cc
+++ b/source/blender/depsgraph/intern/depsgraph_tag.cc
@@ -215,6 +215,16 @@ void depsgraph_tag_to_component_opcode(const ID *id,
       /* There is no such node in depsgraph, this tag is to be handled
        * separately. */
       break;
+    case ID_RECALC_SEQUENCER_STRIPS:
+      *component_type = NodeType::SEQUENCER;
+      break;
+    case ID_RECALC_AUDIO_SEEK:
+    case ID_RECALC_AUDIO_FPS:
+    case ID_RECALC_AUDIO_VOLUME:
+    case ID_RECALC_AUDIO_MUTE:
+    case ID_RECALC_AUDIO_LISTENER:
+      *component_type = NodeType::AUDIO;
+      break;
     case ID_RECALC_ALL:
     case ID_RECALC_PSYS_ALL:
       BLI_assert(!"Should not happen");
@@ -633,6 +643,18 @@ const char *DEG_update_tag_as_string(IDRecalcFlag flag)
       return "POINT_CACHE";
     case ID_RECALC_EDITORS:
       return "EDITORS";
+    case ID_RECALC_SEQUENCER_STRIPS:
+      return "SEQUENCER_STRIPS";
+    case ID_RECALC_AUDIO_SEEK:
+      return "AUDIO_SEEK";
+    case ID_RECALC_AUDIO_FPS:
+      return "AUDIO_FPS";
+    case ID_RECALC_AUDIO_VOLUME:
+      return "AUDIO_VOLUME";
+    case ID_RECALC_AUDIO_MUTE:
+      return "AUDIO_MUTE";
+    case ID_RECALC_AUDIO_LISTENER:
+      return "AUDIO_LISTENER";
     case ID_RECALC_ALL:
       return "ALL";
   }