From ba6346110c5fd1396d5b3fa244fbc8b43be00d4e Mon Sep 17 00:00:00 2001
From: jackun <jack.un@gmail.com>
Date: Mon, 17 Aug 2020 20:38:09 +0300
Subject: [PATCH] [OpenGL] Enable color mask

Maybe previous state needs to be restored afterwards?
---
 src/gl/imgui_impl_opengl3.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/gl/imgui_impl_opengl3.cpp b/src/gl/imgui_impl_opengl3.cpp
index 2103773b..c5f822bc 100644
--- a/src/gl/imgui_impl_opengl3.cpp
+++ b/src/gl/imgui_impl_opengl3.cpp
@@ -499,6 +499,7 @@ static void ImGui_ImplOpenGL3_SetupRenderState(ImDrawData* draw_data, int fb_wid
     glDisable(GL_DEPTH_TEST);
     glEnable(GL_SCISSOR_TEST);
     glDisable(GL_FRAMEBUFFER_SRGB);
+    glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
 
     //#ifdef GL_POLYGON_MODE
     if (!g_IsGLES && g_GlVersion >= 200)