From 3763e001dc74b6a85d609061dc667971c1634f15 Mon Sep 17 00:00:00 2001
From: Sascha Willems <webmaster@saschawillems.de>
Date: Fri, 10 Apr 2020 18:01:04 +0200
Subject: [PATCH] Apply vertex offset to indices

Fixes rendering for other models like sponza
Refs #677
---
 examples/scenerendering/scenerendering.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/examples/scenerendering/scenerendering.cpp b/examples/scenerendering/scenerendering.cpp
index 052d8a86..b3a46e1f 100644
--- a/examples/scenerendering/scenerendering.cpp
+++ b/examples/scenerendering/scenerendering.cpp
@@ -313,6 +313,8 @@ private:
 			bool hasColor = aMesh->HasVertexColors(0);
 			bool hasNormals = aMesh->HasNormals();
 
+			const uint32_t vertexOffset = static_cast<uint32_t>(vertices.size());
+
 			for (uint32_t v = 0; v < aMesh->mNumVertices; v++)
 			{
 				Vertex vertex;
@@ -330,7 +332,7 @@ private:
 			{
 				for (uint32_t j = 0; j < 3; j++)
 				{
-					indices.push_back(aMesh->mFaces[f].mIndices[j]);
+					indices.push_back(vertexOffset + aMesh->mFaces[f].mIndices[j]);
 				}
 			}