From 468bd9c1b0f9e74f7c096b127a94a94e4ed7caec Mon Sep 17 00:00:00 2001
From: David Marcec <dmarcecguzman@gmail.com>
Date: Fri, 10 Jul 2020 13:36:38 +1000
Subject: async shaders

---
 src/video_core/shader_notify.cpp | 42 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 src/video_core/shader_notify.cpp

(limited to 'src/video_core/shader_notify.cpp')

diff --git a/src/video_core/shader_notify.cpp b/src/video_core/shader_notify.cpp
new file mode 100644
index 000000000..46fd0baae
--- /dev/null
+++ b/src/video_core/shader_notify.cpp
@@ -0,0 +1,42 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "video_core/shader_notify.h"
+
+using namespace std::chrono_literals;
+
+namespace VideoCore {
+namespace {
+constexpr auto UPDATE_TICK = 32ms;
+}
+
+ShaderNotify::ShaderNotify() = default;
+ShaderNotify::~ShaderNotify() = default;
+
+std::size_t ShaderNotify::GetShadersBuilding() {
+    const auto now = std::chrono::high_resolution_clock::now();
+    const auto diff = now - last_update;
+    if (diff > UPDATE_TICK) {
+        std::shared_lock lock(mutex);
+        last_updated_count = accurate_count;
+    }
+    return last_updated_count;
+}
+
+std::size_t ShaderNotify::GetShadersBuildingAccurate() {
+    std::shared_lock lock(mutex);
+    return accurate_count;
+}
+
+void ShaderNotify::MarkShaderComplete() {
+    std::unique_lock lock(mutex);
+    accurate_count--;
+}
+
+void ShaderNotify::MarkSharderBuilding() {
+    std::unique_lock lock(mutex);
+    accurate_count++;
+}
+
+} // namespace VideoCore
-- 
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