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cc2040bf21
Done with: ./mach static-analysis check --checks="-*, modernize-concat-nested-namespaces" --fix . and then clang-format on the files Differential Revision: https://phabricator.services.mozilla.com/D58217 --HG-- extra : moz-landing-system : lando
90 lines
2.7 KiB
C++
90 lines
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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 "X11TextureSourceOGL.h"
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#include "gfxXlibSurface.h"
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#include "gfx2DGlue.h"
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#include "GLContext.h"
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namespace mozilla::layers {
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using namespace mozilla::gfx;
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X11TextureSourceOGL::X11TextureSourceOGL(CompositorOGL* aCompositor,
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gfxXlibSurface* aSurface)
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: mGL(aCompositor->gl()),
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mSurface(aSurface),
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mTexture(0),
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mUpdated(false) {}
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X11TextureSourceOGL::~X11TextureSourceOGL() { DeallocateDeviceData(); }
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void X11TextureSourceOGL::DeallocateDeviceData() {
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if (mTexture) {
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if (gl() && gl()->MakeCurrent()) {
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gl::sGLXLibrary.ReleaseTexImage(mSurface->XDisplay(),
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mSurface->GetGLXPixmap());
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gl()->fDeleteTextures(1, &mTexture);
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mTexture = 0;
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}
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}
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}
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void X11TextureSourceOGL::BindTexture(GLenum aTextureUnit,
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gfx::SamplingFilter aSamplingFilter) {
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gl()->fActiveTexture(aTextureUnit);
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if (!mTexture) {
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gl()->fGenTextures(1, &mTexture);
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gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, mTexture);
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gl::sGLXLibrary.BindTexImage(mSurface->XDisplay(),
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mSurface->GetGLXPixmap());
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} else {
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gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, mTexture);
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if (mUpdated) {
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gl::sGLXLibrary.UpdateTexImage(mSurface->XDisplay(),
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mSurface->GetGLXPixmap());
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mUpdated = false;
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}
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}
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ApplySamplingFilterToBoundTexture(gl(), aSamplingFilter, LOCAL_GL_TEXTURE_2D);
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}
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IntSize X11TextureSourceOGL::GetSize() const { return mSurface->GetSize(); }
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SurfaceFormat X11TextureSourceOGL::GetFormat() const {
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gfxContentType type = mSurface->GetContentType();
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return X11TextureSourceOGL::ContentTypeToSurfaceFormat(type);
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}
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void X11TextureSourceOGL::SetTextureSourceProvider(
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TextureSourceProvider* aProvider) {
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gl::GLContext* newGL = aProvider ? aProvider->GetGLContext() : nullptr;
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if (mGL != newGL) {
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DeallocateDeviceData();
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}
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mGL = newGL;
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}
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SurfaceFormat X11TextureSourceOGL::ContentTypeToSurfaceFormat(
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gfxContentType aType) {
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// X11 uses a switched format and the OGL compositor
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// doesn't support ALPHA / A8.
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switch (aType) {
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case gfxContentType::COLOR:
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return SurfaceFormat::R8G8B8X8;
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case gfxContentType::COLOR_ALPHA:
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return SurfaceFormat::R8G8B8A8;
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default:
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return SurfaceFormat::UNKNOWN;
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}
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}
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} // namespace mozilla::layers
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