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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_GRAPHICS_GPU_WEBGPU_MAILBOX_TEXTURE_H_
#define THIRD_PARTY_BLINK_RENDERER_PLATFORM_GRAPHICS_GPU_WEBGPU_MAILBOX_TEXTURE_H_
#include "base/functional/callback.h"
#include "base/memory/scoped_refptr.h"
#include "gpu/command_buffer/client/client_shared_image.h"
#include "gpu/command_buffer/common/sync_token.h"
#include "third_party/blink/renderer/platform/graphics/gpu/dawn_control_client_holder.h"
#include "third_party/blink/renderer/platform/graphics/gpu/webgpu_cpp.h"
#include "third_party/blink/renderer/platform/graphics/gpu/webgpu_resource_provider_cache.h"
#include "third_party/blink/renderer/platform/platform_export.h"
#include "third_party/blink/renderer/platform/wtf/ref_counted.h"
#include "ui/gfx/geometry/rect.h"
#include "xr_webgl_drawing_buffer.h"
namespace media {
class VideoFrame;
} // namespace media
namespace blink {
class DawnControlClientHolder;
class StaticBitmapImage;
class WebGPUTextureAlphaClearer;
class PLATFORM_EXPORT WebGPUMailboxTexture
: public RefCounted<WebGPUMailboxTexture> {
public:
static scoped_refptr<WebGPUMailboxTexture> FromStaticBitmapImage(
scoped_refptr<DawnControlClientHolder> dawn_control_client,
const wgpu::Device& device,
wgpu::TextureUsage usage,
scoped_refptr<StaticBitmapImage> image,
const SkImageInfo& info,
const gfx::Rect& image_sub_rect,
bool is_dummy_mailbox_texture);
static scoped_refptr<WebGPUMailboxTexture> FromCanvasResource(
scoped_refptr<DawnControlClientHolder> dawn_control_client,
const wgpu::Device& device,
wgpu::TextureUsage usage,
std::unique_ptr<RecyclableCanvasResource> recyclable_canvas_resource);
static scoped_refptr<WebGPUMailboxTexture> FromExistingSharedImage(
scoped_refptr<DawnControlClientHolder> dawn_control_client,
const wgpu::Device& device,
const wgpu::TextureDescriptor& desc,
scoped_refptr<gpu::ClientSharedImage> shared_image,
const gpu::SyncToken& sync_token,
gpu::webgpu::MailboxFlags mailbox_flags =
gpu::webgpu::WEBGPU_MAILBOX_NONE,
wgpu::TextureUsage additional_internal_usage = wgpu::TextureUsage::None,
base::OnceCallback<void(const gpu::SyncToken&)> finished_access_callback =
{});
static scoped_refptr<WebGPUMailboxTexture> FromVideoFrame(
scoped_refptr<DawnControlClientHolder> dawn_control_client,
const wgpu::Device& device,
wgpu::TextureUsage usage,
scoped_refptr<media::VideoFrame> video_frame);
void SetNeedsPresent(bool needs_present) { needs_present_ = needs_present; }
void SetAlphaClearer(scoped_refptr<WebGPUTextureAlphaClearer> alpha_clearer);
// Dissociates this mailbox texture from WebGPU, presenting the image if
// necessary. Returns a sync token which will satisfy when the mailbox's
// commands have been fully processed; this return value can safely be ignored
// if the mailbox texture is not going to be accessed further.
gpu::SyncToken Dissociate();
// Sets a SyncToken which gates recycling of the associated recyclable canvas
// resource. A recyclable canvas resource must be set to use this method.
void SetCompletionSyncToken(const gpu::SyncToken& token);
~WebGPUMailboxTexture();
const wgpu::Texture& GetTexture() { return texture_; }
uint32_t GetTextureIdForTest() { return wire_texture_id_; }
uint32_t GetTextureGenerationForTest() { return wire_texture_generation_; }
const wgpu::Device& GetDeviceForTest() { return device_; }
private:
WebGPUMailboxTexture(
scoped_refptr<DawnControlClientHolder> dawn_control_client,
const wgpu::Device& device,
const wgpu::TextureDescriptor& desc,
scoped_refptr<gpu::ClientSharedImage> shared_image,
const gpu::SyncToken& sync_token,
gpu::webgpu::MailboxFlags mailbox_flags,
wgpu::TextureUsage additional_internal_usage,
base::OnceCallback<void(const gpu::SyncToken&)> finished_access_callback,
std::unique_ptr<RecyclableCanvasResource> recyclable_canvas_resource);
scoped_refptr<DawnControlClientHolder> dawn_control_client_;
wgpu::Device device_;
scoped_refptr<gpu::ClientSharedImage> shared_image_;
base::OnceCallback<void(const gpu::SyncToken&)> finished_access_callback_;
wgpu::Texture texture_;
uint32_t wire_device_id_ = 0;
uint32_t wire_device_generation_ = 0;
uint32_t wire_texture_id_ = 0;
uint32_t wire_texture_generation_ = 0;
std::unique_ptr<RecyclableCanvasResource> recyclable_canvas_resource_;
bool needs_present_ = false;
scoped_refptr<WebGPUTextureAlphaClearer> alpha_clearer_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_PLATFORM_GRAPHICS_GPU_WEBGPU_MAILBOX_TEXTURE_H_
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