#include "VertexBuffer.h"

VertexBuffer::VertexBuffer() {
    glGenVertexArrays(1, &vertex_array);
    glGenBuffers(1, &vertex_buffer);
}

void VertexBuffer::set_data(unsigned int size, const void *data, int flag) {
    this->size = size;

    glBindBuffer(GL_ARRAY_BUFFER, vertex_buffer);
    glBufferData(GL_ARRAY_BUFFER, size, data, flag);
}

void VertexBuffer::draw() {
    glBindVertexArray(vertex_array);
    glDrawArrays(GL_TRIANGLES, 0, size);
}