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author | ameerj <52414509+ameerj@users.noreply.github.com> | 2020-12-18 06:12:14 +0100 |
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committer | ameerj <52414509+ameerj@users.noreply.github.com> | 2020-12-18 06:12:14 +0100 |
commit | 873ad1272efca634eb1e3ccc53e1ede79022d66c (patch) | |
tree | 467484d6da89b9fcfcf138283683738080b05cc4 /src/core/hle/service | |
parent | Overwrite slots instead of queuing them, add disconnect signal (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/core/hle/service/nvflinger/buffer_queue.cpp | 105 |
1 files changed, 46 insertions, 59 deletions
diff --git a/src/core/hle/service/nvflinger/buffer_queue.cpp b/src/core/hle/service/nvflinger/buffer_queue.cpp index 101b00492..377f47e8e 100644 --- a/src/core/hle/service/nvflinger/buffer_queue.cpp +++ b/src/core/hle/service/nvflinger/buffer_queue.cpp @@ -22,6 +22,7 @@ BufferQueue::BufferQueue(Kernel::KernelCore& kernel, u32 id, u64 layer_id) BufferQueue::~BufferQueue() = default; void BufferQueue::SetPreallocatedBuffer(u32 slot, const IGBPBuffer& igbp_buffer) { + ASSERT(slot < buffer_slots); LOG_WARNING(Service, "Adding graphics buffer {}", slot); free_buffers.push_back(slot); @@ -44,73 +45,57 @@ std::optional<std::pair<u32, Service::Nvidia::MultiFence*>> BufferQueue::Dequeue if (free_buffers.empty()) { return std::nullopt; } - auto f_itr = free_buffers.begin(); - auto itr = buffers.end(); + auto slot = buffers.size(); while (f_itr != free_buffers.end()) { - auto slot = *f_itr; - itr = std::find_if(buffers.begin(), buffers.end(), [&](const Buffer& buffer) { - // Only consider free buffers. Buffers become free once again after they've been - // Acquired and Released by the compositor, see the NVFlinger::Compose method. - if (buffer.status != Buffer::Status::Free) { - return false; - } - - if (buffer.slot != slot) { - return false; - } - - // Make sure that the parameters match. - return buffer.igbp_buffer.width == width && buffer.igbp_buffer.height == height; - }); - - if (itr != buffers.end()) { + const Buffer& buffer = buffers[*f_itr]; + if (buffer.status == Buffer::Status::Free && buffer.igbp_buffer.width == width && + buffer.igbp_buffer.height == height) { + slot = *f_itr; free_buffers.erase(f_itr); break; } ++f_itr; } - - if (itr == buffers.end()) { + if (slot == buffers.size()) { return std::nullopt; } - - itr->status = Buffer::Status::Dequeued; - return {{itr->slot, &itr->multi_fence}}; + buffers[slot].status = Buffer::Status::Dequeued; + return {{buffers[slot].slot, &buffers[slot].multi_fence}}; } const IGBPBuffer& BufferQueue::RequestBuffer(u32 slot) const { - auto itr = std::find_if(buffers.begin(), buffers.end(), - [&](const Buffer& buffer) { return buffer.slot == slot; }); - ASSERT(itr != buffers.end()); - ASSERT(itr->status == Buffer::Status::Dequeued); - return itr->igbp_buffer; + ASSERT(slot < buffers.size()); + ASSERT(buffers[slot].status == Buffer::Status::Dequeued); + ASSERT(buffers[slot].slot == slot); + + return buffers[slot].igbp_buffer; } void BufferQueue::QueueBuffer(u32 slot, BufferTransformFlags transform, const Common::Rectangle<int>& crop_rect, u32 swap_interval, Service::Nvidia::MultiFence& multi_fence) { - auto itr = std::find_if(buffers.begin(), buffers.end(), - [&](const Buffer& buffer) { return buffer.slot == slot; }); - ASSERT(itr != buffers.end()); - ASSERT(itr->status == Buffer::Status::Dequeued); - itr->status = Buffer::Status::Queued; - itr->transform = transform; - itr->crop_rect = crop_rect; - itr->swap_interval = swap_interval; - itr->multi_fence = multi_fence; + ASSERT(slot < buffers.size()); + ASSERT(buffers[slot].status == Buffer::Status::Dequeued); + ASSERT(buffers[slot].slot == slot); + + buffers[slot].status = Buffer::Status::Queued; + buffers[slot].transform = transform; + buffers[slot].crop_rect = crop_rect; + buffers[slot].swap_interval = swap_interval; + buffers[slot].multi_fence = multi_fence; queue_sequence.push_back(slot); } void BufferQueue::CancelBuffer(u32 slot, const Service::Nvidia::MultiFence& multi_fence) { - const auto itr = std::find_if(buffers.begin(), buffers.end(), - [slot](const Buffer& buffer) { return buffer.slot == slot; }); - ASSERT(itr != buffers.end()); - ASSERT(itr->status != Buffer::Status::Free); - itr->status = Buffer::Status::Free; - itr->multi_fence = multi_fence; - itr->swap_interval = 0; + ASSERT(slot < buffers.size()); + ASSERT(buffers[slot].status != Buffer::Status::Free); + ASSERT(buffers[slot].slot == slot); + + buffers[slot].status = Buffer::Status::Free; + buffers[slot].multi_fence = multi_fence; + buffers[slot].swap_interval = 0; free_buffers.push_back(slot); @@ -118,28 +103,30 @@ void BufferQueue::CancelBuffer(u32 slot, const Service::Nvidia::MultiFence& mult } std::optional<std::reference_wrapper<const BufferQueue::Buffer>> BufferQueue::AcquireBuffer() { - auto itr = buffers.end(); + std::size_t buffer_slot = buffers.size(); // Iterate to find a queued buffer matching the requested slot. - while (itr == buffers.end() && !queue_sequence.empty()) { - const u32 slot = queue_sequence.front(); - itr = std::find_if(buffers.begin(), buffers.end(), [&slot](const Buffer& buffer) { - return buffer.status == Buffer::Status::Queued && buffer.slot == slot; - }); + while (buffer_slot == buffers.size() && !queue_sequence.empty()) { + const auto slot = static_cast<std::size_t>(queue_sequence.front()); + ASSERT(slot < buffers.size()); + if (buffers[slot].status == Buffer::Status::Queued) { + ASSERT(buffers[slot].slot == slot); + buffer_slot = slot; + } queue_sequence.pop_front(); } - if (itr == buffers.end()) { + if (buffer_slot == buffers.size()) { return std::nullopt; } - itr->status = Buffer::Status::Acquired; - return *itr; + buffers[buffer_slot].status = Buffer::Status::Acquired; + return {{buffers[buffer_slot]}}; } void BufferQueue::ReleaseBuffer(u32 slot) { - auto itr = std::find_if(buffers.begin(), buffers.end(), - [&](const Buffer& buffer) { return buffer.slot == slot; }); - ASSERT(itr != buffers.end()); - ASSERT(itr->status == Buffer::Status::Acquired); - itr->status = Buffer::Status::Free; + ASSERT(slot < buffers.size()); + ASSERT(buffers[slot].status == Buffer::Status::Acquired); + ASSERT(buffers[slot].slot == slot); + + buffers[slot].status = Buffer::Status::Free; free_buffers.push_back(slot); buffer_wait_event.writable->Signal(); |