video_core: Use sampler IDs instead pointers in the pipeline config

The previous approach of storing pointers returned by `GetGraphicsSampler`/`GetComputeSampler` caused UB, as these functions can cause reallocation of the sampler slot vector and therefore invalidate the pointers

1 files changed, 3 insertions, 2 deletions

diff --git a/src/video_core/renderer_vulkan/pipeline_helper.h b/src/video_core/renderer_vulkan/pipeline_helper.h
index 0a9dce937..71c783709 100644
--- a/src/video_core/renderer_vulkan/pipeline_helper.h
+++ b/src/video_core/renderer_vulkan/pipeline_helper.h
@@ -178,7 +178,7 @@ public:
 inline void PushImageDescriptors(TextureCache& texture_cache,
                                  GuestDescriptorQueue& guest_descriptor_queue,
                                  const Shader::Info& info, RescalingPushConstant& rescaling,
-                                 const Sampler**& samplers,
+                                 const VideoCommon::SamplerId*& samplers,
                                  const VideoCommon::ImageViewInOut*& views) {
     const u32 num_texture_buffers = Shader::NumDescriptors(info.texture_buffer_descriptors);
     const u32 num_image_buffers = Shader::NumDescriptors(info.image_buffer_descriptors);
@@ -187,9 +187,10 @@ inline void PushImageDescriptors(TextureCache& texture_cache,
     for (const auto& desc : info.texture_descriptors) {
         for (u32 index = 0; index < desc.count; ++index) {
             const VideoCommon::ImageViewId image_view_id{(views++)->id};
+            const VideoCommon::SamplerId sampler_id{*(samplers++)};
             ImageView& image_view{texture_cache.GetImageView(image_view_id)};
             const VkImageView vk_image_view{image_view.Handle(desc.type)};
-            const Sampler& sampler{**(samplers++)};
+            const Sampler& sampler{texture_cache.GetSampler(sampler_id)};
             const bool use_fallback_sampler{sampler.HasAddedAnisotropy() &&
                                             !image_view.SupportsAnisotropy()};
             const VkSampler vk_sampler{use_fallback_sampler ? sampler.HandleWithDefaultAnisotropy()