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nvnflinger/gpu: implement layer stack composition

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This commit is contained in:
Liam 2024-01-22 12:40:50 -05:00
parent 10cf058518
commit a595e9e8a7
28 changed files with 470 additions and 253 deletions
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32
src/core/hle/service/nvnflinger/nvnflinger.cpp
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@ -18,6 +18,7 @@
#include "core/hle/service/nvnflinger/buffer_item_consumer.h"
#include "core/hle/service/nvnflinger/buffer_queue_core.h"
#include "core/hle/service/nvnflinger/fb_share_buffer_manager.h"
#include "core/hle/service/nvnflinger/hardware_composer.h"
#include "core/hle/service/nvnflinger/hos_binder_driver_server.h"
#include "core/hle/service/nvnflinger/nvnflinger.h"
#include "core/hle/service/nvnflinger/ui/graphic_buffer.h"
@ -279,45 +280,18 @@ void Nvnflinger::Compose() {
SCOPE_EXIT({ display.SignalVSyncEvent(); });
// Don't do anything for displays without layers.
if (!display.HasLayers())
continue;
// TODO(Subv): Support more than 1 layer.
VI::Layer& layer = display.GetLayer(0);
android::BufferItem buffer{};
const auto status = layer.GetConsumer().AcquireBuffer(&buffer, {}, false);
if (status != android::Status::NoError) {
if (!display.HasLayers()) {
continue;
}
const auto& igbp_buffer = *buffer.graphic_buffer;
if (!system.IsPoweredOn()) {
return; // We are likely shutting down
}
// Now send the buffer to the GPU for drawing.
// 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>(disp_fd);
ASSERT(nvdisp);
Common::Rectangle<int> crop_rect{
static_cast<int>(buffer.crop.Left()), static_cast<int>(buffer.crop.Top()),
static_cast<int>(buffer.crop.Right()), static_cast<int>(buffer.crop.Bottom())};
nvdisp->flip(igbp_buffer.BufferId(), igbp_buffer.Offset(), igbp_buffer.ExternalFormat(),
igbp_buffer.Width(), igbp_buffer.Height(), igbp_buffer.Stride(),
static_cast<android::BufferTransformFlags>(buffer.transform), crop_rect,
buffer.fence.fences, buffer.fence.num_fences);
MicroProfileFlip();
swap_interval = buffer.swap_interval;
layer.GetConsumer().ReleaseBuffer(buffer, android::Fence::NoFence());
swap_interval = display.GetComposer().ComposeLocked(display, *nvdisp, swap_interval);
}
}