[jgardou] 60510: [OPENGL32] - Initialize the viewport when setting the context as current for the first time.

Author: jgardou
Date: Tue Oct  1 23:08:50 2013
New Revision: 60510
URL: http://svn.reactos.org/svn/reactos?rev=60510&view=rev
Log:
[OPENGL32]
 - Initialize the viewport when setting the context as current for the first time.
Modified:
    trunk/reactos/dll/opengl/opengl32/swimpl.c
Modified: trunk/reactos/dll/opengl/opengl32/swimpl.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/opengl/opengl32/swimpl…
==============================================================================
--- trunk/reactos/dll/opengl/opengl32/swimpl.c  [iso-8859-1] (original)
+++ trunk/reactos/dll/opengl/opengl32/swimpl.c  [iso-8859-1] Tue Oct  1 23:08:50 2013
@@ -13,6 +13,7 @@
 #include <main/framebuffer.h>
 #include <main/renderbuffer.h>
 #include <main/shared.h>
+#include <main/viewport.h>
 #include <swrast/s_context.h>
 #include <swrast/s_renderbuffer.h>
 #include <swrast_setup/swrast_setup.h>
@@ -758,6 +759,15 @@
         ERR("_mesa_make_current filaed!\n");
         return FALSE;
     }
+
+    /* Set the viewport if this is the first time we initialize this context */
+    if(sw_ctx->mesa.Viewport.X == 0 &&
+       sw_ctx->mesa.Viewport.Y == 0 &&
+       sw_ctx->mesa.Viewport.Width == 0 &&
+       sw_ctx->mesa.Viewport.Height == 0)
+    {
+        _mesa_set_viewport(&sw_ctx->mesa, 0, 0, width, height);
+    }
     /* update the framebuffer size */
     _mesa_resize_framebuffer(&sw_ctx->mesa, fb->gl_buffer, width, height);