GLTexture3D.h

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#pragma once
 
#include <vector>
 
#include "GLEnv.h"

class GLTexture3D {
public:
  GLTexture3D(GLint magFilter=GL_NEAREST, GLint minFilter=GL_NEAREST,
              GLint wrapX=GL_REPEAT, GLint wrapY=GL_REPEAT, GLint wrapZ=GL_REPEAT);

  ~GLTexture3D();

  GLTexture3D(const GLTexture3D& other);
  GLTexture3D& operator=(GLTexture3D other);

  const GLuint getId() const;

  void clear();

  void setEmpty(uint32_t width, uint32_t height, uint32_t depth, uint8_t componentCount, bool isFloat=false);

  void setData(const std::vector<GLubyte>& data, uint32_t width, uint32_t height, uint32_t depth, uint8_t componentCount=4);

  void setData(const std::vector<GLubyte>& data);

  void setData(const std::vector<GLfloat>& data, uint32_t width, uint32_t height, uint32_t depth, uint8_t componentCount=4);

  void setData(const std::vector<GLfloat>& data);


  uint32_t getHeight() const {return height;}
  uint32_t getWidth() const {return width;}
  uint32_t getDepth() const {return depth;}
  uint32_t getComponentCount() const {return componentCount;}
  uint32_t getSize() const {return height*width*depth*componentCount;}
  bool getIsFloat() const {return isFloat;}
 
#ifndef __EMSCRIPTEN__
  const std::vector<GLubyte>& getDataByte();
  const std::vector<GLfloat>& getDataFloat();
#endif
 
private:
  GLuint id;               
  GLint internalformat;    
  GLenum format;           
  GLenum type;             
 
  GLint magFilter;         
  GLint minFilter;         
  GLint wrapX;             
  GLint wrapY;             
  GLint wrapZ;             
  std::vector<GLubyte> data; 
  std::vector<GLfloat> fdata; 
  uint32_t width;          
  uint32_t height;         
  uint32_t depth;          
  uint8_t componentCount;  
  bool isFloat;            

  void setData(GLvoid* data, uint32_t width, uint32_t height, uint32_t depth,
               uint8_t componentCount, bool isFloat);
};