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#include "IndexBuffer.h"
#include "Renderer.h"

IndexBuffer::IndexBuffer(const unsigned int* data, unsigned int count) : m_count(count)
{
    GLCall(glGenBuffers(1, &m_rendererID));
    GLCall(glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_rendererID));
    GLCall(glBufferData(GL_ELEMENT_ARRAY_BUFFER, count * sizeof(unsigned int), data, GL_STATIC_DRAW));
}

IndexBuffer::~IndexBuffer()
{
    GLCall(glDeleteBuffers(1, &m_rendererID));
}

void IndexBuffer::Bind() const
{
    GLCall(glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_rendererID));
}

void IndexBuffer::Unbind() const
{
    GLCall(glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0));
}