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#include "device_context.hh"
#include <utility>
#include <vulkan/vulkan_core.h>
namespace low_latency {
DeviceContext::DeviceContext(InstanceContext& parent_instance,
PhysicalDeviceContext& parent_physical_device,
const VkDevice& device,
const bool was_capability_requested,
VkuDeviceDispatchTable&& vtable)
: instance(parent_instance), physical_device(parent_physical_device),
was_capability_requested(was_capability_requested), device(device),
vtable(std::move(vtable)) {
// Only create our clock if we were asked to do anything.
if (this->was_capability_requested) {
this->clock = std::make_unique<DeviceClock>(*this);
}
}
DeviceContext::~DeviceContext() {
// We will let the destructor handle clearing here, but they should be
// unique by now (ie, removed from the layer's context map).
for (const auto& [queue, queue_context] : this->queues) {
assert(queue_context.unique());
}
}
void DeviceContext::update_params(
const std::optional<VkSwapchainKHR> target,
const std::chrono::milliseconds& present_delay,
const bool was_low_latency_requested) {
// If we don't have a target (AMD's anti_lag doesn't differentiate between
// swapchains), just write it to everything.
if (!target.has_value()) {
for (auto& iter : this->swapchain_monitors) {
iter.second.update_params(was_low_latency_requested, present_delay);
}
return;
}
const auto iter = this->swapchain_monitors.find(*target);
assert(iter != std::end(this->swapchain_monitors));
iter->second.update_params(was_low_latency_requested, present_delay);
}
void DeviceContext::notify_present(
const VkSwapchainKHR& swapchain,
const QueueContext::submissions_t& submissions) {
const auto iter = this->swapchain_monitors.find(swapchain);
assert(iter != std::end(this->swapchain_monitors));
iter->second.notify_present(submissions);
}
} // namespace low_latency
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