SDL: GPU: Fix multisample texture usage validation

SDL Commits
1 
From c499f79fe9349637ef9e40c9a75153e2ab8e91af Mon Sep 17 00:00:00 2001
From: Caleb Cornett <[EMAIL REDACTED]>
Date: Mon, 16 Sep 2024 17:55:27 -0500
Subject: [PATCH] GPU: Fix multisample texture usage validation

---
 src/gpu/SDL_gpu.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/gpu/SDL_gpu.c b/src/gpu/SDL_gpu.c
index 29698506e590e..2c09f1671dff9 100644
--- a/src/gpu/SDL_gpu.c
+++ b/src/gpu/SDL_gpu.c
@@ -867,10 +867,11 @@ SDL_GPUTexture *SDL_CreateGPUTexture(
             SDL_assert_release(!"For any texture: usage cannot contain both GRAPHICS_STORAGE_READ and SAMPLER");
             failed = true;
         }
-        if (createinfo->sample_count > 1 && (createinfo->usage & (SDL_GPU_TEXTUREUSAGE_SAMPLER |
-                                                                  SDL_GPU_TEXTUREUSAGE_GRAPHICS_STORAGE_READ |
-                                                                  SDL_GPU_TEXTUREUSAGE_COMPUTE_STORAGE_READ |
-                                                                  SDL_GPU_TEXTUREUSAGE_COMPUTE_STORAGE_WRITE))) {
+        if (createinfo->sample_count > SDL_GPU_SAMPLECOUNT_1 &&
+            (createinfo->usage & (SDL_GPU_TEXTUREUSAGE_SAMPLER |
+                                  SDL_GPU_TEXTUREUSAGE_GRAPHICS_STORAGE_READ |
+                                  SDL_GPU_TEXTUREUSAGE_COMPUTE_STORAGE_READ |
+                                  SDL_GPU_TEXTUREUSAGE_COMPUTE_STORAGE_WRITE))) {
             SDL_assert_release(!"For multisample textures: usage cannot contain SAMPLER or STORAGE flags");
             failed = true;
         }