chromium/gpu/command_buffer/service/shared_image/gl_texture_passthrough_fallback_image_representation.cc

// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "gpu/command_buffer/service/shared_image/gl_texture_passthrough_fallback_image_representation.h"

#include "base/bits.h"
#include "components/viz/common/resources/shared_image_format_utils.h"
#include "gpu/command_buffer/service/shared_image/shared_image_format_service_utils.h"
#include "gpu/command_buffer/service/shared_image/shared_image_gl_utils.h"
#include "ui/gl/gl_bindings.h"
#include "ui/gl/progress_reporter.h"
#include "ui/gl/scoped_restore_texture.h"

namespace gpu {
namespace {
GLFormatDesc GetGLFormatDesc(viz::SharedImageFormat format,
                             int plane_index,
                             const GLFormatCaps& gl_format_caps) { … }

scoped_refptr<gles2::TexturePassthrough> CreateGLTexture(
    const GLFormatDesc& format_desc,
    const gfx::Size& size,
    gl::ProgressReporter* progress_reporter) { … }
}  // namespace

GLTexturePassthroughFallbackImageRepresentation::
    GLTexturePassthroughFallbackImageRepresentation(
        SharedImageManager* manager,
        SharedImageBacking* backing,
        MemoryTypeTracker* tracker,
        gl::ProgressReporter* progress_reporter,
        const GLFormatCaps& gl_format_caps)
    : … { … }

GLTexturePassthroughFallbackImageRepresentation::
    ~GLTexturePassthroughFallbackImageRepresentation() = default;

const scoped_refptr<gles2::TexturePassthrough>&
GLTexturePassthroughFallbackImageRepresentation::GetTexturePassthrough(
    int plane_index) { … }

bool GLTexturePassthroughFallbackImageRepresentation::BeginAccess(GLenum mode) { … }

void GLTexturePassthroughFallbackImageRepresentation::EndAccess() { … }

}  // namespace gpu