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#include "opengl_vertex_buffer.h"
#include "rendering/vertex_buffer.h"
#include <glad/glad.h>
namespace Donut
{
OpenGLVertexBuffer::OpenGLVertexBuffer(const void* data, uint32_t size)
{
glGenBuffers(1, &m_renderer_id); // glCreateBuffers is 4.5 DSA; unavailable on macOS 4.1
glBindBuffer(GL_ARRAY_BUFFER, m_renderer_id);
glBufferData(GL_ARRAY_BUFFER, size, data, GL_STATIC_DRAW);
}
OpenGLVertexBuffer::~OpenGLVertexBuffer()
{
glDeleteBuffers(1, &m_renderer_id);
}
auto OpenGLVertexBuffer::bind() const -> void
{
glBindBuffer(GL_ARRAY_BUFFER, m_renderer_id);
}
auto OpenGLVertexBuffer::unbind() const -> void
{
glBindBuffer(GL_ARRAY_BUFFER, 0);
}
auto OpenGLVertexBuffer::set_data(const void* data, uint32_t size) -> void
{
glBindBuffer(GL_ARRAY_BUFFER, m_renderer_id);
glBufferSubData(GL_ARRAY_BUFFER, 0, size, data);
}
};
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