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libnx: crappy fix for GfxMode_TiledSingle rendering mode

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This fix yuzu only rendering the first frame with libnx and GfxMode_TiledSingle mode. It can maybe have some side effect.
This commit is contained in:
cpasjuste
2018-02-15 11:58:21 +01:00
parent db873a232c
commit e926da31e6
1 changed files with 38 additions and 12 deletions
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50
src/core/hle/service/nvflinger/nvflinger.cpp
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@@ -21,6 +21,10 @@ namespace NVFlinger {
constexpr size_t SCREEN_REFRESH_RATE = 60;
constexpr u64 frame_ticks = static_cast<u64>(BASE_CLOCK_RATE / SCREEN_REFRESH_RATE);
// libnx "GfxMode_TiledSingle" hack. libnx does not use queue/dequeue buffer
// in GfxMode_TiledSingle mode, we maintain a pointer to the last queued buffer
static BufferQueue::Buffer nxBuffer{};
NVFlinger::NVFlinger() {
// Add the different displays to the list of displays.
Display default_{0, "Default"};
@@ -128,28 +132,50 @@ void NVFlinger::Compose() {
// Search for a queued buffer and acquire it
auto buffer = buffer_queue->AcquireBuffer();
if (buffer == boost::none) {
if (buffer == boost::none && nxBuffer.status == BufferQueue::Buffer::Status::Free) {
// There was no queued buffer to draw, render previous frame
Core::System::GetInstance().perf_stats.EndGameFrame();
VideoCore::g_renderer->SwapBuffers({});
continue;
} else if(nxBuffer.status == BufferQueue::Buffer::Status::Free) {
nxBuffer.slot = buffer->slot;
nxBuffer.status = BufferQueue::Buffer::Status::Queued;
memcpy(&nxBuffer.igbp_buffer, &buffer->igbp_buffer, sizeof(IGBPBuffer));
memcpy(&nxBuffer.transform, &buffer->transform, sizeof(BufferQueue::BufferTransformFlags));
}
auto& igbp_buffer = buffer->igbp_buffer;
if(buffer == boost::none && nxBuffer.status != BufferQueue::Buffer::Status::Free) {
auto &igbp_buffer = nxBuffer.igbp_buffer;
// Now send the buffer to the GPU for drawing.
auto nvdrv = Nvidia::nvdrv.lock();
ASSERT(nvdrv);
// Now send the buffer to the GPU for drawing.
auto nvdrv = Nvidia::nvdrv.lock();
ASSERT(nvdrv);
// TODO(Subv): Support more than just disp0. The display device selection is probably based
// on which display we're drawing (Default, Internal, External, etc)
auto nvdisp = nvdrv->GetDevice<Nvidia::Devices::nvdisp_disp0>("/dev/nvdisp_disp0");
ASSERT(nvdisp);
// TODO(Subv): Support more than just disp0. The display device selection is probably based
// on which display we're drawing (Default, Internal, External, etc)
auto nvdisp = nvdrv->GetDevice<Nvidia::Devices::nvdisp_disp0>("/dev/nvdisp_disp0");
ASSERT(nvdisp);
nvdisp->flip(igbp_buffer.gpu_buffer_id, igbp_buffer.offset, igbp_buffer.format,
igbp_buffer.width, igbp_buffer.height, igbp_buffer.stride, buffer->transform);
nvdisp->flip(igbp_buffer.gpu_buffer_id, igbp_buffer.offset, igbp_buffer.format,
igbp_buffer.width, igbp_buffer.height, igbp_buffer.stride, nxBuffer.transform);
buffer_queue->ReleaseBuffer(buffer->slot);
} else {
auto &igbp_buffer = buffer->igbp_buffer;
// Now send the buffer to the GPU for drawing.
auto nvdrv = Nvidia::nvdrv.lock();
ASSERT(nvdrv);
// TODO(Subv): Support more than just disp0. The display device selection is probably based
// on which display we're drawing (Default, Internal, External, etc)
auto nvdisp = nvdrv->GetDevice<Nvidia::Devices::nvdisp_disp0>("/dev/nvdisp_disp0");
ASSERT(nvdisp);
nvdisp->flip(igbp_buffer.gpu_buffer_id, igbp_buffer.offset, igbp_buffer.format,
igbp_buffer.width, igbp_buffer.height, igbp_buffer.stride, buffer->transform);
buffer_queue->ReleaseBuffer(buffer->slot);
}
}
}