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/*
* Copyright 2021 Google LLC
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef skgpu_graphite_task_TaskList_DEFINED
#define skgpu_graphite_task_TaskList_DEFINED
#include "include/private/base/SkTArray.h"
#include "src/gpu/graphite/task/Task.h"
namespace skgpu::graphite {
class CommandBuffer;
class Context;
class ResourceProvider;
class ScratchResourceManager;
class TaskList {
public:
TaskList() = default;
void add(TaskList&& tasks) { fTasks.move_back(tasks.fTasks); }
void add(sk_sp<Task> task) { fTasks.emplace_back(std::move(task)); }
void reset() { fTasks.clear(); }
int size() const { return fTasks.size(); }
bool hasTasks() const { return !fTasks.empty(); }
// Returns kSuccess if no child task failed and at least one child didn't return kDiscard.
// Returns kDiscard if all children were discarded.
// Returns kFail if any child failed.
// Automatically removes tasks from its list if they return kDiscard.
Task::Status prepareResources(ResourceProvider*,
ScratchResourceManager*,
const RuntimeEffectDictionary*);
Task::Status addCommands(Context*, CommandBuffer*, Task::ReplayTargetData);
private:
template <typename Fn> // (Task*)->Status
Task::Status visitTasks(Fn);
skia_private::TArray<sk_sp<Task>> fTasks;
};
} // namespace skgpu::graphite
#endif // skgpu_graphite_task_TaskList_DEFINED