SDL: [GPU] D3D12 backend debug markers were being cut

SDL Commits
1 
From 9b18e8438f5225b62dc631a3306d2205be247ce7 Mon Sep 17 00:00:00 2001
From: Edu Garcia <[EMAIL REDACTED]>
Date: Tue, 11 Feb 2025 11:18:23 +0000
Subject: [PATCH] [GPU] D3D12 backend debug markers were being cut

Code used wcslen that return number of characters, but D3D12 debug layer uses bytes + wide chars
---
 src/gpu/d3d12/SDL_gpu_d3d12.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/gpu/d3d12/SDL_gpu_d3d12.c b/src/gpu/d3d12/SDL_gpu_d3d12.c
index aa5dc6ca77ae4..f4fa85bfdbb4a 100644
--- a/src/gpu/d3d12/SDL_gpu_d3d12.c
+++ b/src/gpu/d3d12/SDL_gpu_d3d12.c
@@ -2028,7 +2028,7 @@ static void D3D12_InsertDebugLabel(
         d3d12CommandBuffer->graphicsCommandList,
         0,
         wchar_text,
-        (UINT)SDL_wcslen(wchar_text));
+        (UINT)SDL_wcslen(wchar_text) * sizeof(WCHAR));
 
     SDL_free(wchar_text);
 }
@@ -2044,7 +2044,7 @@ static void D3D12_PushDebugGroup(
         d3d12CommandBuffer->graphicsCommandList,
         0,
         wchar_text,
-        (UINT)SDL_wcslen(wchar_text));
+        (UINT)SDL_wcslen(wchar_text) * sizeof(WCHAR));
 
     SDL_free(wchar_text);
 }