diff --git a/src/video_core/renderer_vulkan/vk_buffer_cache.cpp b/src/video_core/renderer_vulkan/vk_buffer_cache.cpp index 6256bc8bd8..f4345262fb 100644 --- a/src/video_core/renderer_vulkan/vk_buffer_cache.cpp +++ b/src/video_core/renderer_vulkan/vk_buffer_cache.cpp @@ -108,6 +108,14 @@ VkBufferView Buffer::View(u32 offset, u32 size, VideoCore::Surface::PixelFormat // Null buffer not supported, adjust offset and size offset = 0; size = 0; + } else { + // Align offset down to minTexelBufferOffsetAlignment + const u32 alignment = static_cast(device->GetMinTexelBufferOffsetAlignment()); + if (alignment > 1) { + const u32 aligned_offset = offset & ~(alignment - 1); + size += offset - aligned_offset; + offset = aligned_offset; + } } const auto it{std::ranges::find_if(views, [offset, size, format](const BufferView& view) { return offset == view.offset && size == view.size && format == view.format; diff --git a/src/video_core/vulkan_common/vulkan_device.h b/src/video_core/vulkan_common/vulkan_device.h index d3623d1186..d29a8cd3f3 100644 --- a/src/video_core/vulkan_common/vulkan_device.h +++ b/src/video_core/vulkan_common/vulkan_device.h @@ -318,6 +318,11 @@ public: return properties.properties.limits.minStorageBufferOffsetAlignment; } + /// Returns texel buffer offset alignment requirement. + VkDeviceSize GetMinTexelBufferOffsetAlignment() const { + return properties.properties.limits.minTexelBufferOffsetAlignment; + } + /// Returns the maximum range for storage buffers. VkDeviceSize GetMaxStorageBufferRange() const { return properties.properties.limits.maxStorageBufferRange;