diff options
Diffstat (limited to 'src/video_core/renderer_vulkan/vk_buffer_cache.cpp')
-rw-r--r-- | src/video_core/renderer_vulkan/vk_buffer_cache.cpp | 32 |
1 files changed, 24 insertions, 8 deletions
diff --git a/src/video_core/renderer_vulkan/vk_buffer_cache.cpp b/src/video_core/renderer_vulkan/vk_buffer_cache.cpp index 2267069e7..3c61799fa 100644 --- a/src/video_core/renderer_vulkan/vk_buffer_cache.cpp +++ b/src/video_core/renderer_vulkan/vk_buffer_cache.cpp @@ -78,8 +78,15 @@ vk::Buffer CreateBuffer(const Device& device, const MemoryAllocator& memory_allo } } // Anonymous namespace -Buffer::Buffer(BufferCacheRuntime&, VideoCommon::NullBufferParams null_params) - : VideoCommon::BufferBase<VideoCore::RasterizerInterface>(null_params), tracker{4096} {} +Buffer::Buffer(BufferCacheRuntime& runtime, VideoCommon::NullBufferParams null_params) + : VideoCommon::BufferBase<VideoCore::RasterizerInterface>(null_params), tracker{4096} { + if (runtime.device.HasNullDescriptor()) { + return; + } + device = &runtime.device; + buffer = runtime.CreateNullBuffer(); + is_null = true; +} Buffer::Buffer(BufferCacheRuntime& runtime, VideoCore::RasterizerInterface& rasterizer_, VAddr cpu_addr_, u64 size_bytes_) @@ -93,8 +100,12 @@ Buffer::Buffer(BufferCacheRuntime& runtime, VideoCore::RasterizerInterface& rast VkBufferView Buffer::View(u32 offset, u32 size, VideoCore::Surface::PixelFormat format) { if (!device) { - // Null buffer, return a null descriptor + // Null buffer supported, return a null descriptor return VK_NULL_HANDLE; + } else if (is_null) { + // Null buffer not supported, adjust offset and size + offset = 0; + size = 0; } const auto it{std::ranges::find_if(views, [offset, size, format](const BufferView& view) { return offset == view.offset && size == view.size && format == view.format; @@ -627,9 +638,12 @@ void BufferCacheRuntime::BindTransformFeedbackBuffers(VideoCommon::HostBindings< } void BufferCacheRuntime::ReserveNullBuffer() { - if (null_buffer) { - return; + if (!null_buffer) { + null_buffer = CreateNullBuffer(); } +} + +vk::Buffer BufferCacheRuntime::CreateNullBuffer() { VkBufferCreateInfo create_info{ .sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO, .pNext = nullptr, @@ -644,15 +658,17 @@ void BufferCacheRuntime::ReserveNullBuffer() { if (device.IsExtTransformFeedbackSupported()) { create_info.usage |= VK_BUFFER_USAGE_TRANSFORM_FEEDBACK_BUFFER_BIT_EXT; } - null_buffer = memory_allocator.CreateBuffer(create_info, MemoryUsage::DeviceLocal); + vk::Buffer ret = memory_allocator.CreateBuffer(create_info, MemoryUsage::DeviceLocal); if (device.HasDebuggingToolAttached()) { - null_buffer.SetObjectNameEXT("Null buffer"); + ret.SetObjectNameEXT("Null buffer"); } scheduler.RequestOutsideRenderPassOperationContext(); - scheduler.Record([buffer = *null_buffer](vk::CommandBuffer cmdbuf) { + scheduler.Record([buffer = *ret](vk::CommandBuffer cmdbuf) { cmdbuf.FillBuffer(buffer, 0, VK_WHOLE_SIZE, 0); }); + + return ret; } } // namespace Vulkan |