From 9b36190d367a32d7d72234f763df23968f00b1e8 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Jos=C3=A9=20Fonseca?= <jose.r.fonseca@gmail.com>
Date: Wed, 18 May 2011 08:17:56 +0100
Subject: [PATCH] Use alpha visuals.

---
 glws_glx.cpp | 2 ++
 glws_wgl.cpp | 3 ++-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/glws_glx.cpp b/glws_glx.cpp
index efc11c4..62bbb06 100644
--- a/glws_glx.cpp
+++ b/glws_glx.cpp
@@ -210,6 +210,7 @@ public:
             GLX_RED_SIZE, 1,
             GLX_GREEN_SIZE, 1,
             GLX_BLUE_SIZE, 1,
+            GLX_ALPHA_SIZE, 1,
             GLX_DEPTH_SIZE, 1,
             GLX_STENCIL_SIZE, 1,
             None
@@ -220,6 +221,7 @@ public:
             GLX_RED_SIZE, 1,
             GLX_GREEN_SIZE, 1,
             GLX_BLUE_SIZE, 1,
+            GLX_ALPHA_SIZE, 1,
             GLX_DOUBLEBUFFER,
             GLX_DEPTH_SIZE, 1,
             GLX_STENCIL_SIZE, 1,
diff --git a/glws_wgl.cpp b/glws_wgl.cpp
index b203743..94390da 100644
--- a/glws_wgl.cpp
+++ b/glws_wgl.cpp
@@ -107,10 +107,11 @@ public:
         hDC = GetDC(hWnd);
    
         memset(&pfd, 0, sizeof pfd);
-        pfd.cColorBits = 3;
+        pfd.cColorBits = 4;
         pfd.cRedBits = 1;
         pfd.cGreenBits = 1;
         pfd.cBlueBits = 1;
+        pfd.cAlphaBits = 1;
         pfd.cDepthBits = 1;
         pfd.cStencilBits = 1;
         pfd.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL;
-- 
2.45.2