Feature/provider updates (#646)

Adding an additional flip frame type event to the Intel app provider and increasing the robustness of the PresentMonProvider_FlipFrameType path.

Author: markgalvan-intel

IntelPresentMon/CommonUtilities/mc/MetricsCalculator.cpp

@@ -1,4 +1,4 @@
-// Copyright (C) 2025 Intel Corporation
+// Copyright (C) 2026 Intel Corporation
 // SPDX-License-Identifier: MIT
 #include "MetricsCalculator.h"
 #include "MetricsCalculatorInternal.h"
@@ -119,6 +119,7 @@ namespace pmon::util::metrics
             auto metrics = ComputeFrameMetrics(
                 qpc,
                 present,
+                chainState.lastDisplayedScreenTime,
                 screenTime,
                 nextScreenTime,
                 isDisplayed,
@@ -162,6 +163,7 @@ namespace pmon::util::metrics
             auto metrics = ComputeFrameMetrics(
                 qpc,
                 present,
+                chainState.lastDisplayedScreenTime,
                 screenTime,
                 nextScreenTime,
                 isDisplayedInstance,
@@ -183,6 +185,10 @@ namespace pmon::util::metrics
         const bool shouldUpdateSwapChain = (nextDisplayed != nullptr);
 
         for (size_t displayIndex = indexing.startIndex; displayIndex < indexing.endIndex; ++displayIndex) {
+            const uint64_t previousDisplayedScreenTime =
+                displayIndex > 0
+                ? present.displayed[displayIndex - 1].second
+                : chainState.lastDisplayedScreenTime;
             uint64_t screenTime = present.displayed[displayIndex].second;
             uint64_t nextScreenTime = 0;
 
@@ -207,6 +213,7 @@ namespace pmon::util::metrics
             auto metrics = ComputeFrameMetrics(
                 qpc,
                 present,
+                previousDisplayedScreenTime,
                 screenTime,
                 nextScreenTime,
                 isDisplayedInstance,
@@ -235,6 +242,7 @@ namespace pmon::util::metrics
     ComputedMetrics ComputeFrameMetrics(
         const QpcConverter& qpc,
         const FrameData& present,
+        uint64_t previousDisplayedScreenTime,
         uint64_t screenTime,
         uint64_t nextScreenTime,
         bool isDisplayed,
@@ -258,6 +266,7 @@ namespace pmon::util::metrics
             qpc,
             present,
             chain,
+            previousDisplayedScreenTime,
             isDisplayed,
             screenTime,
             nextScreenTime,

IntelPresentMon/CommonUtilities/mc/MetricsCalculator.h

@@ -1,4 +1,4 @@
-// Copyright (C) 2025 Intel Corporation
+// Copyright (C) 2026 Intel Corporation
 // SPDX-License-Identifier: MIT
 #pragma once
 #include <cstdint>
@@ -50,6 +50,7 @@ namespace pmon::util::metrics
     ComputedMetrics ComputeFrameMetrics(
         const QpcConverter& qpc,
         const FrameData& present,
+        uint64_t previousDisplayedScreenTime,
         uint64_t screenTime,
         uint64_t nextScreenTime,
         bool isDisplayed,

IntelPresentMon/CommonUtilities/mc/MetricsCalculatorDisplay.cpp

@@ -1,4 +1,4 @@
-// Copyright (C) 2025 Intel Corporation
+// Copyright (C) 2026 Intel Corporation
 // SPDX-License-Identifier: MIT
 #include "MetricsCalculator.h"
 #include "MetricsCalculatorInternal.h"
@@ -26,12 +26,12 @@ namespace pmon::util::metrics
         // Helper dedicated to computing msBetweenDisplayChange, matching legacy ReportMetricsHelper behavior.
         double ComputeMsBetweenDisplayChange(
             const QpcConverter& qpc,
-            const SwapChainCoreState& chain,
+            uint64_t previousDisplayedScreenTime,
             bool isDisplayed,
             uint64_t screenTime)
         {
             return isDisplayed
-                ? qpc.DeltaUnsignedMilliSeconds(chain.lastDisplayedScreenTime, screenTime)
+                ? qpc.DeltaUnsignedMilliSeconds(previousDisplayedScreenTime, screenTime)
                 : 0.0;
         }
 
@@ -194,13 +194,14 @@ namespace pmon::util::metrics
         const QpcConverter& qpc,
         const FrameData& present,
         const SwapChainCoreState& swapChain,
+        uint64_t previousDisplayedScreenTime,
         bool isDisplayed,
         uint64_t screenTime,
         uint64_t nextScreenTime,
         FrameMetrics& metrics)
     {
         metrics.msUntilDisplayed = ComputeMsUntilDisplayed(qpc, present, isDisplayed, screenTime);
-        metrics.msBetweenDisplayChange = ComputeMsBetweenDisplayChange(qpc, swapChain, isDisplayed, screenTime);
+        metrics.msBetweenDisplayChange = ComputeMsBetweenDisplayChange(qpc, previousDisplayedScreenTime, isDisplayed, screenTime);
         metrics.msDisplayedTime = ComputeMsDisplayedTime(qpc, isDisplayed, screenTime, nextScreenTime);
         metrics.msFlipDelay = ComputeMsFlipDelay(qpc, present, isDisplayed);
         metrics.msDisplayLatency = ComputeMsDisplayLatency(qpc, swapChain, present, isDisplayed, screenTime);

IntelPresentMon/CommonUtilities/mc/MetricsCalculatorInternal.h

@@ -1,4 +1,4 @@
-// Copyright (C) 2025 Intel Corporation
+// Copyright (C) 2026 Intel Corporation
 // SPDX-License-Identifier: MIT
 #pragma once
 
@@ -17,6 +17,7 @@ namespace pmon::util::metrics
         const QpcConverter& qpc,
         const FrameData& present,
         const SwapChainCoreState& swapChain,
+        uint64_t previousDisplayedScreenTime,
         bool isDisplayed,
         uint64_t screenTime,
         uint64_t nextScreenTime,