From 10b68eecad20d528b9a23071f48fff1931f32dda Mon Sep 17 00:00:00 2001
From: Andrey Sidorov <sidorares@yandex.ru>
Date: Thu, 6 Mar 2014 10:51:19 +1100
Subject: [PATCH] add VendorPrivate and CreatePixmap

---
 lib/ext/glx.js | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

diff --git a/lib/ext/glx.js b/lib/ext/glx.js
index 57a4863..102f46d 100644
--- a/lib/ext/glx.js
+++ b/lib/ext/glx.js
@@ -49,6 +49,12 @@ exports.requireExt = function(display, callback)
             X.pack_stream.flush();
         }
 
+        ext.CreatePixmap = function(screen, visual, pixmap, glxpixmap) {
+            X.seq_num++;
+            X.pack_stream.pack('CCSLLLL', [ext.majorOpcode, 22, 5, screen, pixmap, glxpixmap]);
+            X.pack_stream.flush();
+        }
+
         ext.QueryExtensionsString = function(screen, callback) {
             X.seq_num++;
             X.pack_stream.pack('CCSL', [ext.majorOpcode, 18, 2, screen]);
@@ -231,13 +237,23 @@ exports.requireExt = function(display, callback)
             X.pack_stream.flush();
         }
 
+        ext.VendorPrivate = function(ctx, code, data) {
+            X.seq_num++;
+            X.pack_stream.pack('CCSLL', [ext.majorOpcode, 16, 3+data.length, code, ctx]);
+            X.pack_stream.write_queue.push(data);
+            X.pack_stream.flush();
+        }
+
+        // VendorPrivateWithReply - opcode 17
+
         ext.RenderLarge = function(ctx, requestNum, requestTotal, data) {
           X.seq_num++;
 
           //var data = Buffer.concat(data);
-          var padLength = data.length % 4;
+          var padLength = 4 - data.length % 4;
+          if (padLength == 4) 
+            padLength = 0;
           var length = 4 + (data.length+padLength) / 4;
-
           X.pack_stream.pack('CCSLSSL', [ext.majorOpcode, 2, length, ctx, requestNum, requestTotal, data.length]);
 
           X.pack_stream.write_queue.push(data);