Vulkan: Prefer immediate present mode for benchmarking.

This should give the highest possible scores. Note that immediate is not always available. Bug: angleproject:3163 Change-Id: Ifedabd39819625b57feda71ed83a7bee8fa0a42b Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1638904 Commit-Queue: Jamie Madill <jmadill@chromium.org> Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>

Vulkan: Prefer immediate present mode for benchmarking.
444aa0fe · Jamie Madill · Commit Bot · d187d45e · 444aa0fe
Commit 444aa0fe authored Jun 08, 2019 by Jamie Madill Committed by Commit Bot Jun 13, 2019
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Showing with 11 additions and 3 deletions

SurfaceVk.cpp src/libANGLE/renderer/vulkan/SurfaceVk.cpp +11 -3

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--- a/src/libANGLE/renderer/vulkan/SurfaceVk.cpp
+++ b/src/libANGLE/renderer/vulkan/SurfaceVk.cpp
@@ -72,10 +72,18 @@ VkPresentModeKHR GetDesiredPresentMode(const std::vector<VkPresentModeKHR> &pres
        }
    }
+    if (immediateAvailable)
+    {
+        return VK_PRESENT_MODE_IMMEDIATE_KHR;
+    }
+    if (mailboxAvailable)
+    {
+        return VK_PRESENT_MODE_MAILBOX_KHR;
+    }
    // Note again that VK_PRESENT_MODE_FIFO_KHR is guaranteed to be available.
-    return mailboxAvailable
+    return VK_PRESENT_MODE_FIFO_KHR;
-               ? VK_PRESENT_MODE_MAILBOX_KHR
-               : immediateAvailable ? VK_PRESENT_MODE_IMMEDIATE_KHR : VK_PRESENT_MODE_FIFO_KHR;
 }
 constexpr VkImageUsageFlags kSurfaceVKImageUsageFlags =