From 96effa46e40be245a6b7c3a4f8be7ef1883e62d0 Mon Sep 17 00:00:00 2001
From: GPUCode <geoster3d@gmail.com>
Date: Sat, 11 Feb 2023 13:17:32 +0200
Subject: [PATCH] vk_pipeline_cache: Reduce flickering on android

---
 .../renderer_vulkan/vk_pipeline_cache.cpp         | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp b/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
index 0596d876c..970e63f4a 100644
--- a/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
+++ b/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
@@ -137,16 +137,23 @@ PipelineCache::GraphicsPipeline::~GraphicsPipeline() {
 
 bool PipelineCache::GraphicsPipeline::Build(bool fail_on_compile_required) {
     if (fail_on_compile_required) {
-        if (!instance.IsPipelineCreationCacheControlSupported()) {
-            return false;
-        }
-
         // Check if all shader modules are ready
         for (auto& shader : stages) {
             if (shader && !shader->IsBuilt()) {
                 return false;
             }
         }
+
+        if (!instance.IsPipelineCreationCacheControlSupported()) {
+#if ANDROID
+            // Many android devices do not support the above extension.
+            // To avoid having lots of flickering, if all shaders are
+            // ready compile the pipeline anyway.
+            return Build();
+#else
+            return false;
+#endif
+        }
     }
 
     MICROPROFILE_SCOPE(Vulkan_Pipeline);