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NV: Signal all display's vsync event 60 times per second.

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This commit is contained in:
Subv
2018-01-08 19:12:28 -05:00
committed by bunnei
parent d205dee0a6
commit 404149e475
2 changed files with 32 additions and 1 deletions
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24
src/core/hle/service/vi/vi.cpp
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@ -3,6 +3,7 @@
// Refer to the license.txt file included.
#include "common/alignment.h"
#include "core/core_timing.h"
#include "core/hle/ipc_helpers.h"
#include "core/hle/service/vi/vi.h"
#include "core/hle/service/vi/vi_m.h"
@ -10,6 +11,9 @@
namespace Service {
namespace VI {
constexpr size_t SCREEN_REFRESH_RATE = 60;
constexpr u64 frame_ticks = static_cast<u64>(BASE_CLOCK_RATE / SCREEN_REFRESH_RATE);
class Parcel {
public:
// This default size was chosen arbitrarily.
@ -637,6 +641,19 @@ NVFlinger::NVFlinger() {
displays.emplace_back(external);
displays.emplace_back(edid);
displays.emplace_back(internal);
// Schedule the screen composition events
composition_event =
CoreTiming::RegisterEvent("ScreenCompositioin", [this](u64 userdata, int cycles_late) {
Compose();
CoreTiming::ScheduleEvent(frame_ticks - cycles_late, composition_event);
});
CoreTiming::ScheduleEvent(frame_ticks, composition_event);
}
NVFlinger::~NVFlinger() {
CoreTiming::UnscheduleEvent(composition_event, 0);
}
u64 NVFlinger::OpenDisplay(const std::string& name) {
@ -702,6 +719,13 @@ Layer& NVFlinger::GetLayer(u64 display_id, u64 layer_id) {
return *itr;
}
void NVFlinger::Compose() {
for (auto& display : displays) {
// TODO(Subv): Gather the surfaces and forward them to the GPU for drawing.
display.vsync_event->Signal();
}
}
BufferQueue::BufferQueue(u32 id, u64 layer_id) : id(id), layer_id(layer_id) {}
void BufferQueue::SetPreallocatedBuffer(u32 slot, IGBPBuffer& igbp_buffer) {