text: /*
   * Copyright (c) 2014, 2015 See AUTHORS file.
   * All rights reserved.
  
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *    * Redistributions of source code must retain the above copyright
   *      notice, this list of conditions and the following disclaimer.
   *    * Redistributions in binary form must reproduce the above copyright
   *      notice, this list of conditions and the following disclaimer in the
   *      documentation and/or other materials provided with the distribution.
   *    * Neither the name of the <organization> nor the
   *      names of its contributors may be used to endorse or promote products
   *      derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
   * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
   * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #ifndef INCLUDE_APG_GRAPHICS_VERTEXATTRIBUTE_HPP_
  #define INCLUDE_APG_GRAPHICS_VERTEXATTRIBUTE_HPP_
  
  #include <cstdint>
  
  #include <string>
  
  namespace APG {
  
  enum class AttributeUsage {
  	POSITION, COLOR, TEXCOORD, NORMAL,
  };
  
  class VertexAttribute final {
  public:
  	explicit VertexAttribute(const std::string &alias, AttributeUsage usage, uint8_t numComponents, bool normalized = false);
  	~VertexAttribute() = default;
  
  	const std::string &getAlias() const {
  		return alias;
  	}
  
  	AttributeUsage getUsage() const {
  		return usage;
  	}
  
  	uint8_t getComponentCount() const {
  		return numComponents;
  	}
  
  	bool isNormalized() const {
  		return normalized;
  	}
  
  	void setOffset(uint16_t offset) {
  		this->offset = offset;
  	}
  
  	uint8_t getOffset() const {
  		return offset;
  	}
  
  private:
  	std::string alias;
  	AttributeUsage usage;
  
  	uint8_t numComponents = 0;
  
  	bool normalized = false;
  
  	uint16_t offset = 0;
  };
  
  }
  
  #endif /* VERTEXATTRIBUTE_HPP_ */
  