Differential D11774 Diff 39052 intern/cycles/integrator/path_trace.cpp

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intern/cycles/integrator/path_trace.cpp

Show First 20 Lines • Show All 510 Lines • ▼ Show 20 Lines	void PathTrace::update_display(const RenderWork &render_work)

gpu_display_->update_end();		gpu_display_->update_end();

render_scheduler_.report_display_update_time(render_work, time_dt() - start_time);		render_scheduler_.report_display_update_time(render_work, time_dt() - start_time);
}		}

void PathTrace::rebalance(const RenderWork &render_work)		void PathTrace::rebalance(const RenderWork &render_work)
{		{
		static const int kLogLevel = 3;

		scoped_timer timer;

		const int num_works = path_trace_works_.size();

if (!render_work.rebalance) {		if (!render_work.rebalance) {
return;		return;
}		}

if (path_trace_works_.size() == 1) {		if (num_works == 1) {
VLOG(3) << "Ignoring rebalance work due to single device render.";		VLOG(kLogLevel) << "Ignoring rebalance work due to single device render.";
		brechtUnsubmitted Not Done Inline Actions `VLOG(kLogLevel)`? brecht: `VLOG(kLogLevel)`?
return;		return;
}		}

VLOG(3) << "Perform rebalance work.";		if (VLOG_IS_ON(kLogLevel)) {
		VLOG(kLogLevel) << "Perform rebalance work.";
		VLOG(kLogLevel) << "Per-device path tracing time (seconds):";
		for (int i = 0; i < num_works; ++i) {
		VLOG(kLogLevel) << path_trace_works_[i]->get_device()->info.description << ": "
		<< work_balance_infos_[i].time_spent;
		}
		}

if (!work_balance_do_rebalance(work_balance_infos_)) {		const bool did_rebalance = work_balance_do_rebalance(work_balance_infos_);
VLOG(3) << "Balance in path trace works did not change.";
		if (VLOG_IS_ON(kLogLevel)) {
		VLOG(kLogLevel) << "Calculated per-device weights for works:";
		for (int i = 0; i < num_works; ++i) {
		LOG(INFO) << path_trace_works_[i]->get_device()->info.description << ": "
		<< work_balance_infos_[i].weight;
		}
		}

		if (!did_rebalance) {
		VLOG(kLogLevel) << "Balance in path trace works did not change.";
		brechtUnsubmitted Not Done Inline Actions `VLOG(kLogLevel)`? brecht: `VLOG(kLogLevel)`?
return;		return;
}		}

/* TODO(sergey): Update buffer allocation, and copy data across devices as needed. */		TempCPURenderBuffers big_tile_cpu_buffers(device_);
		big_tile_cpu_buffers.buffers->reset(render_state_.effective_big_tile_params);

		copy_to_render_buffers(big_tile_cpu_buffers.buffers.get());

		render_state_.need_reset_params = true;
		update_work_buffer_params_if_needed(render_work);

		copy_from_render_buffers(big_tile_cpu_buffers.buffers.get());

		VLOG(kLogLevel) << "Rebalance time (seconds): " << timer.get_time();
}		}

void PathTrace::cancel()		void PathTrace::cancel()
{		{
thread_scoped_lock lock(render_cancel_.mutex);		thread_scoped_lock lock(render_cancel_.mutex);

render_cancel_.is_requested = true;		render_cancel_.is_requested = true;

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