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/*
* Copyright 2023 Google LLC
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkMeshGanesh_DEFINED
#define SkMeshGanesh_DEFINED
#include "include/core/SkMesh.h"
#include "include/core/SkRefCnt.h"
#include "include/private/base/SkAPI.h"
#include <cstddef>
class GrDirectContext;
namespace SkMeshes {
/**
* Makes a GPU-backed index buffer to be used with SkMeshes.
*
* @param GrDirectContext* If non-null, the data will be uploaded to the corresponding GPU and the
* returned buffer will only be compatible with surfaces using the same
* context. If null, the data will be uploaded to a CPU buffer.
* @param data The data used to populate the buffer, or nullptr to create a zero-
* initialized buffer.
* @param size Both the size of the data in 'data' and the size of the resulting
* buffer.
*/
SK_API sk_sp<SkMesh::IndexBuffer> MakeIndexBuffer(GrDirectContext*, const void* data, size_t size);
/**
* Makes a copy of an index buffer. The copy will be GPU backed if the context is non-null.
*/
SK_API sk_sp<SkMesh::IndexBuffer> CopyIndexBuffer(GrDirectContext*, sk_sp<SkMesh::IndexBuffer>);
/**
* Makes a GPU-backed vertex buffer to be used with SkMeshes.
*
* @param GrDirectContext* If non-null, the data will be uploaded to the corresponding GPU and the
* returned buffer will only be compatible with surfaces using the same
* context. If null, the data will be uploaded to a CPU buffer.
* @param data The data used to populate the buffer, or nullptr to create a zero-
* initialized buffer.
* @param size Both the size of the data in 'data' and the size of the resulting
* buffer.
*/
SK_API sk_sp<SkMesh::VertexBuffer> MakeVertexBuffer(GrDirectContext*, const void*, size_t size);
/**
* Makes a copy of a vertex buffer. The copy will be GPU backed if the context is non-null.
*/
SK_API sk_sp<SkMesh::VertexBuffer> CopyVertexBuffer(GrDirectContext*, sk_sp<SkMesh::VertexBuffer>);
} // namespace SkMeshes
#endif
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