Add fallback system for unsupported pixel formats.

src/video_core/texture_cache/image.cpp

@@ -142,7 +142,7 @@ Image::Image(const Vulkan::Instance& instance_, Vulkan::Scheduler& scheduler_,
     const vk::ImageCreateInfo image_ci = {
         .flags = flags,
         .imageType = info.type,
-        .format = info.pixel_format,
+        .format = instance->GetSupportedFormat(info.pixel_format),
         .extent{
             .width = info.size.width,
             .height = info.size.height,

src/video_core/texture_cache/image_view.cpp

@@ -89,8 +89,8 @@ ImageView::ImageView(const Vulkan::Instance& instance, const ImageViewInfo& info
         .pNext = usage_override ? &usage_ci : nullptr,
         .image = image.image,
         .viewType = info.type,
-        .format = format,
-        .components = info.mapping,
+        .format = instance.GetSupportedFormat(format),
+        .components = instance.GetSupportedComponentSwizzle(format, info.mapping),
         .subresourceRange{
             .aspectMask = aspect,
             .baseMipLevel = 0U,