From 5bb20cceb66fe758e6f3dc0d3db0c13f5331748a Mon Sep 17 00:00:00 2001
From: Philip Rebohle <philip.rebohle@tu-dortmund.de>
Date: Thu, 18 Jul 2019 23:23:12 +0200
Subject: [PATCH] [dxvk] Add GPU idle time to stat counters

---
 src/dxvk/dxvk_device.cpp | 1 +
 src/dxvk/dxvk_stats.h    | 1 +
 2 files changed, 2 insertions(+)

diff --git a/src/dxvk/dxvk_device.cpp b/src/dxvk/dxvk_device.cpp
index 0b1f27ae..27bc1f62 100644
--- a/src/dxvk/dxvk_device.cpp
+++ b/src/dxvk/dxvk_device.cpp
@@ -185,6 +185,7 @@ namespace dxvk {
     result.setCtr(DxvkStatCounter::PipeCountGraphics, pipe.numGraphicsPipelines);
     result.setCtr(DxvkStatCounter::PipeCountCompute,  pipe.numComputePipelines);
     result.setCtr(DxvkStatCounter::PipeCompilerBusy,  m_pipelineManager->isCompilingShaders());
+    result.setCtr(DxvkStatCounter::GpuIdleTicks,      m_submissionQueue.gpuIdleTicks());
 
     std::lock_guard<sync::Spinlock> lock(m_statLock);
     result.merge(m_statCounters);
diff --git a/src/dxvk/dxvk_stats.h b/src/dxvk/dxvk_stats.h
index 5c5243aa..7fd5e9a7 100644
--- a/src/dxvk/dxvk_stats.h
+++ b/src/dxvk/dxvk_stats.h
@@ -22,6 +22,7 @@ namespace dxvk {
     PipeCompilerBusy,         ///< Boolean indicating compiler activity
     QueueSubmitCount,         ///< Number of command buffer submissions
     QueuePresentCount,        ///< Number of present calls / frames
+    GpuIdleTicks,             ///< GPU idle time in microseconds
     NumCounters,              ///< Number of counters available
   };