gfx/webrender_bindings/RenderTextureHost.cpp
author Eitan Isaacson <eitan@monotonous.org>
Thu, 20 Dec 2018 16:03:00 -0500
changeset 501491 c58ea2229c337e9981ab9d3650b04fd3d249b141
parent 493487 65002b9b5bcabbee1a59af858e257cf871cbd1fa
child 508163 6f3709b3878117466168c40affa7bca0b60cf75b
permissions -rw-r--r--
Bug 1513912 - Null check return from TextToSpeech.getFeatures(). r=agi, a=jcristau

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "RenderTextureHost.h"
#include "RenderThread.h"

namespace mozilla {
namespace wr {

void
ActivateBindAndTexParameteri(gl::GLContext* aGL,
                             GLenum aActiveTexture,
                             GLenum aBindTarget,
                             GLuint aBindTexture,
                             wr::ImageRendering aRendering)
{
  aGL->fActiveTexture(aActiveTexture);
  aGL->fBindTexture(aBindTarget, aBindTexture);
  aGL->fTexParameteri(aBindTarget,
                      LOCAL_GL_TEXTURE_MIN_FILTER,
                      aRendering == wr::ImageRendering::Pixelated
                        ? LOCAL_GL_NEAREST
                        : LOCAL_GL_LINEAR);
  aGL->fTexParameteri(aBindTarget,
                      LOCAL_GL_TEXTURE_MAG_FILTER,
                      aRendering == wr::ImageRendering::Pixelated
                        ? LOCAL_GL_NEAREST
                        : LOCAL_GL_LINEAR);
}

RenderTextureHost::RenderTextureHost()
{
  MOZ_COUNT_CTOR(RenderTextureHost);
}

RenderTextureHost::~RenderTextureHost()
{
  MOZ_ASSERT(RenderThread::IsInRenderThread());
  MOZ_COUNT_DTOR(RenderTextureHost);
}

bool
RenderTextureHost::IsFilterUpdateNecessary(wr::ImageRendering aRendering)
{
  return mCachedRendering != aRendering;
}

} // namespace wr
} // namespace mozilla