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92a9365304
On linux, X11 may be HW accelerated and we can't control what X11 is using (at least I couldn't find any way to do it), for that reason we attempt using EGL if software rendering is asked. Differential Revision: https://phabricator.services.mozilla.com/D226259
73 lines
2.1 KiB
C++
73 lines
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "prenv.h"
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#include "GLContextProvider.h"
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#include "mozilla/gfx/gfxVars.h"
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namespace mozilla::gl {
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using namespace mozilla::gfx;
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using namespace mozilla::widget;
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#ifdef MOZ_X11
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static class GLContextProviderGLX sGLContextProviderGLX;
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#endif
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static class GLContextProviderEGL sGLContextProviderEGL;
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already_AddRefed<GLContext> GLContextProviderLinux::CreateForCompositorWidget(
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CompositorWidget* aCompositorWidget, bool aHardwareWebRender,
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bool aForceAccelerated) {
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if (gfxVars::UseEGL()) {
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return sGLContextProviderEGL.CreateForCompositorWidget(
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aCompositorWidget, aHardwareWebRender, aForceAccelerated);
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#ifdef MOZ_X11
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} else {
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return sGLContextProviderGLX.CreateForCompositorWidget(
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aCompositorWidget, aHardwareWebRender, aForceAccelerated);
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#endif
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}
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}
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/*static*/
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already_AddRefed<GLContext> GLContextProviderLinux::CreateHeadless(
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const GLContextCreateDesc& desc, nsACString* const out_failureId) {
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if (gfxVars::UseEGL() ||
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bool(desc.flags & CreateContextFlags::FORBID_HARDWARE)) {
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// We request EGL if software is required, because we don't know
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// what X11 is using. It could be software or hardware.
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return sGLContextProviderEGL.CreateHeadless(desc, out_failureId);
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#ifdef MOZ_X11
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} else {
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return sGLContextProviderGLX.CreateHeadless(desc, out_failureId);
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#endif
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}
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}
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/*static*/
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GLContext* GLContextProviderLinux::GetGlobalContext() {
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if (gfxVars::UseEGL()) {
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return sGLContextProviderEGL.GetGlobalContext();
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#ifdef MOZ_X11
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} else {
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return sGLContextProviderGLX.GetGlobalContext();
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#endif
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}
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}
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/*static*/
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void GLContextProviderLinux::Shutdown() {
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if (gfxVars::UseEGL()) {
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sGLContextProviderEGL.Shutdown();
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#ifdef MOZ_X11
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} else {
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sGLContextProviderGLX.Shutdown();
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#endif
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}
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}
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} // namespace mozilla::gl
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