Flax/FlaxEngine
3
0
Fork 0
Code Issues Pull Requests Releases Activity

Optimize Global Surface Atlas updates distribution for subobjects (eg. foliage instances)

Browse Source
This commit is contained in:
Wojciech Figat
2026-04-28 22:21:38 +02:00
parent ce4ad8aa71
commit 3bede1d6bc
1 changed files with 7 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
Source/Engine/Renderer/GI/GlobalSurfaceAtlasPass.cpp
+7 -2
View File
@@ -297,6 +297,11 @@ public:
{ {
auto& object = e.Value; auto& object = e.Value;
Platform::MemoryClear(object.Tiles, sizeof(object.Tiles)); Platform::MemoryClear(object.Tiles, sizeof(object.Tiles));
if (object.ObjectDataAddress.TilesCount != 0)
{
FreeObjectsBufferSlots[object.ObjectDataAddress.TilesCount - 1].Add(object.ObjectDataAddress);
object.ObjectDataAddress = GlobalSurfaceAtlasFreeShaderSlot();
}
} }
Atlas.Clear(); Atlas.Clear();
AtlasPixelsUsed = 0; AtlasPixelsUsed = 0;
@@ -311,7 +316,7 @@ public:
DistanceScalingEnd = METERS_TO_UNITS(50.0f); // Distance from camera at which the tiles resolution end to be scaled down DistanceScalingEnd = METERS_TO_UNITS(50.0f); // Distance from camera at which the tiles resolution end to be scaled down
DistanceScaling = 0.2f; // The scale for tiles at distanceScalingEnd and further away DistanceScaling = 0.2f; // The scale for tiles at distanceScalingEnd and further away
// TODO: add DetailsScale param to adjust quality of scene details in Global Surface Atlas // TODO: add DetailsScale param to adjust quality of scene details in Global Surface Atlas
MinObjectRadius = 20.0f; // Skip too small objects MinObjectRadius = METERS_TO_UNITS(0.2f); // Skip too small objects
CullingPosDistance = Vector4(renderContext.View.Position, distance); CullingPosDistance = Vector4(renderContext.View.Position, distance);
AsyncRenderContext = renderContext; AsyncRenderContext = renderContext;
AsyncRenderContext.View.Pass = DrawPass::GlobalSurfaceAtlas; AsyncRenderContext.View.Pass = DrawPass::GlobalSurfaceAtlas;
@@ -1655,7 +1660,7 @@ void GlobalSurfaceAtlasPass::RasterizeActor(Actor* actor, void* actorObject, con
{ {
// Redraw objects from time-to-time (dynamic objects can be animated, static objects can have textures streamed) // Redraw objects from time-to-time (dynamic objects can be animated, static objects can have textures streamed)
uint32 redrawFramesCount = GLOBAL_SURFACE_ATLAS_DIRTY_FRAMES(actor->GetStaticFlags()); uint32 redrawFramesCount = GLOBAL_SURFACE_ATLAS_DIRTY_FRAMES(actor->GetStaticFlags());
if (surfaceAtlasData.CurrentFrame - object->LastFrameUpdated >= (redrawFramesCount + (actor->GetID().D & redrawFramesCount))) if (surfaceAtlasData.CurrentFrame - object->LastFrameUpdated >= (redrawFramesCount + ((actor->GetID().D + GetHash(actorObject)) & redrawFramesCount)))
dirty = true; dirty = true;
// Mark object as used // Mark object as used