From: José Fonseca <jose.r.fonseca@gmail.com>
Date: Wed, 18 May 2011 07:17:56 +0000 (+0100)
Subject: Use alpha visuals.
X-Git-Url: https://git.cworth.org/git?a=commitdiff_plain;h=9b36190d367a32d7d72234f763df23968f00b1e8;p=apitrace

Use alpha visuals.
---

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;