#include <include/glclasses.h>

#define TBufferObject_(pre, post) template <GLenum T> pre endofthejedi::BufferObject<T>::post
#define TBufferObject(...) TBufferObject_(__VA_ARGS__)

TBufferObject(, BufferObject)() {
  glGenBuffers(1, &m_name);
}

TBufferObject(, ~BufferObject)() {
  glDeleteBuffers(1, m_name);
}

TBufferObject(void, bind)() {
  glBindBuffer(T, m_name);
}

TBufferObject(void, bind)(GLuint index, GLintptr offset, GLsizeiptr size) {
  //todo  
}

TBufferObject(void, fill)(GLenum usage, GLsizei size, GLvoid* data) {
  glBufferData(T, size, data, usage);
}

TBufferObject(void, subfill)(GLintptr offset, GLsizei size, const GLvoid* data) {
  glBufferSubData(T, offset, size, data); 
}

TBufferObject(void, map)(GLenum access) {
  //todo 
}

TBufferObject(void, unmap)() {
  //todo 
}

endofthejedi::VAO::VAO() {
  glGenVertexArrays(1, &m_name);
}

endofthejedi::VAO::~VAO() {
  glDeleteVertexArrays(1, &m_name);
}

void endofthejedi::VAO::bind() {
  glBindVertexArray(m_name);
}

void endofthejedi::VAO::fill(GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const GLvoid* pointer) {
  glEnableVertexAttribArray(index);
  glVertexAttribPointer(index, size, GL_FLOAT, normalized, stride, pointer);
}