ui/gl/gl_context_x11.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "ui/gl/gl_context.h"
   6
   7 #include "base/logging.h"
   8 #include "base/memory/scoped_ptr.h"
   9 #include "base/trace_event/trace_event.h"
  10 #include "ui/gl/gl_bindings.h"
  11 #include "ui/gl/gl_context_egl.h"
  12 #include "ui/gl/gl_context_glx.h"
  13 #include "ui/gl/gl_context_osmesa.h"
  14 #include "ui/gl/gl_context_stub.h"
  15 #include "ui/gl/gl_implementation.h"
  16 #include "ui/gl/gl_surface_egl.h"
  17 #include "ui/gl/gl_surface_glx.h"
  18 #include "ui/gl/gl_surface_osmesa.h"
  19 #include "ui/gl/gl_surface_stub.h"
  20
  21 namespace gfx {
  22
  23 class GLShareGroup;
  24
  25 scoped_refptr<GLContext> GLContext::CreateGLContext(
  26     GLShareGroup* share_group,
  27     GLSurface* compatible_surface,
  28     GpuPreference gpu_preference) {
  29   TRACE_EVENT0("gpu", "GLContext::CreateGLContext");
  30   switch (GetGLImplementation()) {
  31     case kGLImplementationOSMesaGL: {
  32       scoped_refptr<GLContext> context(new GLContextOSMesa(share_group));
  33       if (!context->Initialize(compatible_surface, gpu_preference))
  34         return nullptr;
  35
  36       return context;
  37     }
  38     case kGLImplementationDesktopGL: {
  39       scoped_refptr<GLContext> context(new GLContextGLX(share_group));
  40       if (!context->Initialize(compatible_surface, gpu_preference))
  41         return nullptr;
  42
  43       return context;
  44     }
  45     case kGLImplementationEGLGLES2: {
  46       scoped_refptr<GLContext> context(new GLContextEGL(share_group));
  47       if (!context->Initialize(compatible_surface, gpu_preference))
  48         return nullptr;
  49
  50       return context;
  51     }
  52     case kGLImplementationMockGL:
  53       return new GLContextStub;
  54     default:
  55       NOTREACHED();
  56       return nullptr;
  57   }
  58 }
  59
  60 }  // namespace gfx