LCOV - code coverage report
Current view: directory - widget/xpwidgets - GfxInfoWebGL.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 31 0 0.0 %
Date: 2012-06-02 Functions: 1 0 0.0 %

       1                 : /* vim: se cin sw=2 ts=2 et : */
       2                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
       3                 :  *
       4                 :  * ***** BEGIN LICENSE BLOCK *****
       5                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       6                 :  *
       7                 :  * The contents of this file are subject to the Mozilla Public License Version
       8                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       9                 :  * the License. You may obtain a copy of the License at
      10                 :  * http://www.mozilla.org/MPL/
      11                 :  *
      12                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      13                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      14                 :  * for the specific language governing rights and limitations under the
      15                 :  * License.
      16                 :  *
      17                 :  * The Original Code is mozilla.org code.
      18                 :  *
      19                 :  * The Initial Developer of the Original Code is
      20                 :  * Mozilla Foundation.
      21                 :  * Portions created by the Initial Developer are Copyright (C) 2010
      22                 :  * the Initial Developer. All Rights Reserved.
      23                 :  *
      24                 :  * Contributor(s):
      25                 :  *
      26                 :  * Alternatively, the contents of this file may be used under the terms of
      27                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      28                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      29                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      30                 :  * of those above. If you wish to allow use of your version of this file only
      31                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      32                 :  * use your version of this file under the terms of the MPL, indicate your
      33                 :  * decision by deleting the provisions above and replace them with the notice
      34                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      35                 :  * the provisions above, a recipient may use your version of this file under
      36                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      37                 :  *
      38                 :  * ***** END LICENSE BLOCK ***** */
      39                 : 
      40                 : #include "GfxInfoWebGL.h"
      41                 : 
      42                 : #include "nsServiceManagerUtils.h"
      43                 : 
      44                 : #include "GLDefs.h"
      45                 : #include "nsIDOMWebGLRenderingContext.h"
      46                 : #include "nsICanvasRenderingContextInternal.h"
      47                 : 
      48                 : using namespace mozilla::widget;
      49                 : 
      50                 : nsresult
      51               0 : GfxInfoWebGL::GetWebGLParameter(const nsAString& aParam, nsAString& aResult)
      52                 : {
      53                 :   GLenum param;
      54                 : 
      55               0 :   if (aParam.EqualsLiteral("vendor")) param = LOCAL_GL_VENDOR;
      56               0 :   else if (aParam.EqualsLiteral("renderer")) param = LOCAL_GL_RENDERER;
      57               0 :   else if (aParam.EqualsLiteral("version")) param = LOCAL_GL_VERSION;
      58               0 :   else if (aParam.EqualsLiteral("shading_language_version")) param = LOCAL_GL_SHADING_LANGUAGE_VERSION;
      59               0 :   else if (aParam.EqualsLiteral("extensions")) param = LOCAL_GL_EXTENSIONS;
      60               0 :   else if (aParam.EqualsLiteral("full-renderer")) param = 0;
      61               0 :   else return NS_ERROR_INVALID_ARG;
      62                 : 
      63                 :   nsCOMPtr<nsIDOMWebGLRenderingContext> webgl =
      64               0 :     do_CreateInstance("@mozilla.org/content/canvas-rendering-context;1?id=experimental-webgl");
      65               0 :   if (!webgl)
      66               0 :     return NS_ERROR_NOT_AVAILABLE;
      67                 : 
      68                 :   nsCOMPtr<nsICanvasRenderingContextInternal> webglInternal =
      69               0 :     do_QueryInterface(webgl);
      70               0 :   if (!webglInternal)
      71               0 :     return NS_ERROR_NOT_AVAILABLE;
      72                 : 
      73               0 :   nsresult rv = webglInternal->SetDimensions(16, 16);
      74               0 :   NS_ENSURE_SUCCESS(rv, rv);
      75                 : 
      76               0 :   if (param)
      77               0 :     return webgl->MozGetUnderlyingParamString(param, aResult);
      78                 : 
      79                 :   // this is the "full renderer" string, which is vendor + renderer + version
      80                 : 
      81               0 :   nsAutoString str;
      82                 : 
      83               0 :   rv = webgl->MozGetUnderlyingParamString(LOCAL_GL_VENDOR, str);
      84               0 :   NS_ENSURE_SUCCESS(rv, rv);
      85                 : 
      86               0 :   aResult.Append(str);
      87               0 :   aResult.AppendLiteral(" -- ");
      88                 : 
      89               0 :   rv = webgl->MozGetUnderlyingParamString(LOCAL_GL_RENDERER, str);
      90               0 :   NS_ENSURE_SUCCESS(rv, rv);
      91                 : 
      92               0 :   aResult.Append(str);
      93               0 :   aResult.AppendLiteral(" -- ");
      94                 : 
      95               0 :   rv = webgl->MozGetUnderlyingParamString(LOCAL_GL_VERSION, str);
      96               0 :   NS_ENSURE_SUCCESS(rv, rv);
      97                 : 
      98               0 :   aResult.Append(str);
      99                 : 
     100               0 :   return NS_OK;
     101                 : }

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