From da9e2f0400ece7d68b44d7c7126cac808dfcf5c3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Branimir=20Karad=C5=BEi=C4=87?= <branimirkaradzic@gmail.com>
Date: Sat, 5 Mar 2022 16:44:56 -0800
Subject: [PATCH] D3D12: Fixed texture array update.

---
 src/renderer_d3d12.cpp | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/src/renderer_d3d12.cpp b/src/renderer_d3d12.cpp
index bcfd2d629..0910a432d 100644
--- a/src/renderer_d3d12.cpp
+++ b/src/renderer_d3d12.cpp
@@ -5110,8 +5110,20 @@ namespace bgfx { namespace d3d12
 		box.top    = 0;
 		box.right  = box.left + _rect.m_width;
 		box.bottom = box.top  + _rect.m_height;
-		box.front  = _z;
-		box.back   = _z + _depth;
+
+		uint32_t layer = 0;
+
+		if (TextureD3D12::Texture3D == m_type)
+		{
+			box.front = _z;
+			box.back  = box.front + _depth;
+		}
+		else
+		{
+			layer = _z * (TextureD3D12::TextureCube == m_type ? 6 : 1);
+			box.front = 0;
+			box.back  = 1;
+		}
 
 		uint8_t* srcData = _mem->data;
 		uint8_t* temp = NULL;