resource_binder.h

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// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
 
#ifndef FLUTTER_IMPELLER_CORE_RESOURCE_BINDER_H_
#define FLUTTER_IMPELLER_CORE_RESOURCE_BINDER_H_
 
#include <memory>
 
#include "impeller/core/buffer_view.h"
#include "impeller/core/formats.h"
#include "impeller/core/raw_ptr.h"
#include "impeller/core/sampler.h"
#include "impeller/core/shader_types.h"
#include "impeller/core/texture.h"
 
namespace impeller {
 
//------------------------------------------------------------------------------
/// @brief      An interface for binding resources. This is implemented by
///             |Command| and |ComputeCommand| to make GPU resources available
///             to a given command's pipeline.
///
struct ResourceBinder {
  virtual ~ResourceBinder() = default;
 
  virtual bool BindResource(ShaderStage stage,
                            DescriptorType type,
                            const ShaderUniformSlot& slot,
                            const ShaderMetadata* metadata,
                            BufferView view) = 0;
 
  virtual bool BindResource(ShaderStage stage,
                            DescriptorType type,
                            const SampledImageSlot& slot,
                            const ShaderMetadata* metadata,
                            std::shared_ptr<const Texture> texture,
                            raw_ptr<const Sampler>) = 0;
};
 
}  // namespace impeller
 
#endif  // FLUTTER_IMPELLER_CORE_RESOURCE_BINDER_H_