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Define independent temporal motion metadata and UV oracle

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Emil
2026-09-24 02:56:51 +03:00
parent 068f2e9af9
commit 17177357fb
6 changed files with 116 additions and 5 deletions
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shaders/gpu_scene.slang
+2 -2
View File
@@ -26,7 +26,7 @@ struct InstanceRecord {
float4 currentExtent; // 160..175: world AABB half extents
float4 previousCenter; // 176..191
float4 previousExtent; // 192..207
uint4 metadata; // 208..223: x=previousValid, y=stableSlot,
uint4 metadata; // 208..223: x bits 0=HZB, 1=temporal prior valid; y=stableSlot,
// z=generation low 32, w=generation high 32 (zero = untracked)
};
struct ViewRecord {
@@ -200,7 +200,7 @@ void gpuCullMain(uint3 dispatchId : SV_DispatchThreadID) {
ViewRecord view = cullViews[0];
if (!inFrustum(instance.currentCenter, instance.currentExtent,
view.currentViewProjection)) return;
bool guessedHidden = view.flags.x != 0 && instance.metadata.x != 0 &&
bool guessedHidden = view.flags.x != 0 && (instance.metadata.x & 1u) != 0 &&
occluded(instance.previousCenter, instance.previousExtent,
view.previousViewProjection, view.previousViewport,
view.previousHzbSize, previousHzb);