EEVEE-Next: Add back option to disable TAA (Viewport Denoising

2 files changed, 10 insertions, 0 deletions

diff --git a/source/blender/draw/engines/eevee_next/eevee_film.cc b/source/blender/draw/engines/eevee_next/eevee_film.cc
index a1becaed9c4..d3b09beedaa 100644
--- a/source/blender/draw/engines/eevee_next/eevee_film.cc
+++ b/source/blender/draw/engines/eevee_next/eevee_film.cc
@@ -345,6 +345,8 @@ void Film::init(const int2 &extent, const rcti *output_rect)
       depth_tx_.clear(float4(0.0f));
     }
   }
+
+  force_disable_reprojection_ = (inst_.scene->eevee.flag & SCE_EEVEE_TAA_REPROJECTION) == 0;
 }
 
 void Film::sync()
@@ -415,6 +417,12 @@ void Film::end_sync()
 {
   data_.use_reprojection = inst_.sampling.interactive_mode();
 
+  /* Just bypass the reprojection and reset the accumulation. */
+  if (force_disable_reprojection_ && inst_.sampling.is_reset()) {
+    data_.use_reprojection = false;
+    data_.use_history = false;
+  }
+
   aovs_info.push_update();
 
   sync_mist();
diff --git a/source/blender/draw/engines/eevee_next/eevee_film.hh b/source/blender/draw/engines/eevee_next/eevee_film.hh
index c8ffa0e62c9..1be95b3ac6b 100644
--- a/source/blender/draw/engines/eevee_next/eevee_film.hh
+++ b/source/blender/draw/engines/eevee_next/eevee_film.hh
@@ -49,6 +49,8 @@ class Film {
   SwapChain<Texture, 2> weight_tx_;
   /** Extent used by the render buffers when rendering the main views. */
   int2 render_extent_ = int2(-1);
+  /** User setting to disable reprojection. Useful for debugging or have a more precise render. */
+  bool force_disable_reprojection_ = false;
 
   DRWPass *accumulate_ps_ = nullptr;