dom/canvas/WebGLExtensionFragDepth.cpp

   1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #include "WebGLExtensions.h"
   7
   8 #include "GLContext.h"
   9 #include "mozilla/dom/WebGLRenderingContextBinding.h"
  10 #include "WebGLContext.h"
  11
  12 namespace mozilla {
  13
  14 WebGLExtensionFragDepth::WebGLExtensionFragDepth(WebGLContext* webgl)
  15     : WebGLExtensionBase(webgl)
  16 {
  17     MOZ_ASSERT(IsSupported(webgl), "Don't construct extension if unsupported.");
  18 }
  19
  20 WebGLExtensionFragDepth::~WebGLExtensionFragDepth()
  21 {
  22 }
  23
  24 bool
  25 WebGLExtensionFragDepth::IsSupported(const WebGLContext* webgl)
  26 {
  27     gl::GLContext* gl = webgl->GL();
  28     return gl->IsSupported(gl::GLFeature::frag_depth);
  29 }
  30
  31
  32 IMPL_WEBGL_EXTENSION_GOOP(WebGLExtensionFragDepth)
  33
  34 } // namespace mozilla