From b727d99441e20893faf24410947e158c8faf2d09 Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Mon, 30 Dec 2019 00:43:15 -0300
Subject: gl_state_tracker: Implement dirty flags for multisample

---
 src/video_core/renderer_opengl/gl_rasterizer.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/video_core/renderer_opengl/gl_rasterizer.cpp')

diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp
index 5949f53ab..e4875608a 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.cpp
+++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp
@@ -1130,6 +1130,13 @@ void RasterizerOpenGL::SyncColorMask() {
 }
 
 void RasterizerOpenGL::SyncMultiSampleState() {
+    auto& gpu = system.GPU().Maxwell3D();
+    auto& flags = gpu.dirty.flags;
+    if (!flags[Dirty::MultisampleControl]) {
+        return;
+    }
+    flags[Dirty::MultisampleControl] = false;
+
     const auto& regs = system.GPU().Maxwell3D().regs;
     oglEnable(GL_SAMPLE_ALPHA_TO_COVERAGE, regs.multisample_control.alpha_to_coverage);
     oglEnable(GL_SAMPLE_ALPHA_TO_ONE, regs.multisample_control.alpha_to_one);
-- 
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