From ae440703411486c9219fa0ff54e471eea64afb58 Mon Sep 17 00:00:00 2001
From: William Leeson <leesonw>
Date: Thu, 13 Jan 2022 17:20:50 +0100
Subject: Cycles: explicitly skip self-intersection

Remember the last intersected primitive and skip any intersections with the
same primitive.

Ref D12954
---
 intern/cycles/kernel/bvh/metal.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'intern/cycles/kernel/bvh/metal.h')

diff --git a/intern/cycles/kernel/bvh/metal.h b/intern/cycles/kernel/bvh/metal.h
index 55456d15f50..5ab413d9314 100644
--- a/intern/cycles/kernel/bvh/metal.h
+++ b/intern/cycles/kernel/bvh/metal.h
@@ -15,6 +15,7 @@
  */
 
 struct MetalRTIntersectionPayload {
+  RaySelfPrimitives self;
   uint visibility;
   float u, v;
   int prim;
@@ -25,6 +26,7 @@ struct MetalRTIntersectionPayload {
 };
 
 struct MetalRTIntersectionLocalPayload {
+  RaySelfPrimitives self;
   uint local_object;
   uint lcg_state;
   short max_hits;
@@ -34,6 +36,7 @@ struct MetalRTIntersectionLocalPayload {
 };
 
 struct MetalRTIntersectionShadowPayload {
+  RaySelfPrimitives self;
   uint visibility;
 #if defined(__METALRT_MOTION__)
   float time;
-- 
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