src/ngfx/graphics/Buffer.h

Namespaces

Name
ngfx

Classes

	Name
class	ngfx::Buffer

Source code

/*
 * Copyright 2020 GoPro Inc.
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
#pragma once
#include "ngfx/graphics/CommandBuffer.h"
#include "ngfx/graphics/GraphicsCore.h"
#include <cstdint>
#include <vector>

namespace ngfx {
class GraphicsContext;

class Buffer {
public:
  static Buffer *create(GraphicsContext *ctx, const void *data, uint32_t size,
                        BufferUsageFlags usageFlags);
  template <typename T>
  static inline Buffer *create(GraphicsContext *ctx, const std::vector<T> &v,
                               BufferUsageFlags usageFlags) {
    return create(ctx, v.data(), uint32_t(v.size() * sizeof(v[0])));
  }
  virtual ~Buffer() {}
  virtual void *map() = 0;
  virtual void unmap() = 0;
  virtual void upload(const void *data, uint32_t size, uint32_t offset = 0) = 0;
  virtual void download(void *data, uint32_t size, uint32_t offset = 0) = 0;
};
}; // namespace ngfx

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Updated on 3 April 2021 at 20:21:51 PDT