content/canvas/src/WebGLExtensionSRGB.cpp

Thu, 15 Jan 2015 21:03:48 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 15 Jan 2015 21:03:48 +0100
branch
TOR_BUG_9701
changeset 11
deefc01c0e14
permissions
-rw-r--r--

Integrate friendly tips from Tor colleagues to make (or not) 4.5 alpha 3;
This includes removal of overloaded (but unused) methods, and addition of
a overlooked call to DataStruct::SetData(nsISupports, uint32_t, bool.)

     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/. */
     6 #include "WebGLContext.h"
     7 #include "WebGLExtensions.h"
     8 #include "mozilla/dom/WebGLRenderingContextBinding.h"
     9 #include "GLContext.h"
    11 using namespace mozilla;
    13 WebGLExtensionSRGB::WebGLExtensionSRGB(WebGLContext* context)
    14     : WebGLExtensionBase(context)
    15 {
    16     MOZ_ASSERT(IsSupported(context), "should not construct WebGLExtensionSRGB: "
    17                                      "sRGB is unsupported.");
    18     gl::GLContext* gl = context->GL();
    19     if (!gl->IsGLES()) {
    20         // Desktop OpenGL requires the following to be enabled to support
    21         // sRGB operations on framebuffers
    22         gl->MakeCurrent();
    23         gl->fEnable(LOCAL_GL_FRAMEBUFFER_SRGB_EXT);
    24     }
    25 }
    27 WebGLExtensionSRGB::~WebGLExtensionSRGB()
    28 {
    29 }
    31 bool
    32 WebGLExtensionSRGB::IsSupported(const WebGLContext* context)
    33 {
    34     gl::GLContext* gl = context->GL();
    36     return gl->IsSupported(gl::GLFeature::sRGB);
    37 }
    40 IMPL_WEBGL_EXTENSION_GOOP(WebGLExtensionSRGB)

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