public void AddBuffer(ref BufferObject bufferObject, BufferLayout bufferLayout = null)
{
Bind();
bufferObject.Bind();
_buffers.Add(bufferObject);
if (bufferLayout != null)
{
int offset = 0;
for (int i = 0; i < bufferLayout.Elements.Count; i++)
{
LayoutElement la = bufferLayout.Elements[i];
GL.VertexAttribPointer(i, la.Count, la.Type, la.Normalized, bufferLayout.Stride, offset);
GL.EnableVertexAttribArray(i);
offset += LayoutElement.GetSizeOfType(la.Type) * la.Count;
}
}
}
public void Dispose()
{
if (!_isDisposed)
{
GL.BindVertexArray(0);
GL.DeleteVertexArray(_handle);
for (int i = 0; i < _buffers.Count; i++)
{
BufferObject bo = _buffers[i];
bo.Dispose();
}
GC.SuppressFinalize(this);
_isDisposed = true;
}
}
protected override void OnLoad(EventArgs e)
{
float[] vertices =
{
0.5f, 0.5f, 0.0f, 1.0f, 1.0f,
0.5f, -0.5f, 0.0f, 1.0f, 0.0f,
-0.5f, -0.5f, 0.0f, 0.0f, 0.0f,
-0.5f, 0.5f, 0.0f, 0.0f, 1.0f
};
uint[] indices =
{
0, 1, 3,
1, 2, 3
};
_vbo = new BufferObject();
_ebo = new BufferObject();
_layout = new BufferLayout();
_vao = new VertexArrayObject();
_vbo.SetData(BufferTarget.ArrayBuffer, vertices);
_ebo.SetData(BufferTarget.ElementArrayBuffer, indices);
_layout.AddLayoutItem(VertexAttribPointerType.Float, 3);
_layout.AddLayoutItem(VertexAttribPointerType.Float, 2);
_vao.AddBuffer(ref _ebo);
_vao.AddBuffer(ref _vbo, _layout);
_shader = new Shader("shader.vert", "shader.frag");
_texture = new Texture("test");
_transform = new Transform();
_camera = new Camera(Width, Height);
_transform.SetShader(ref _shader);
_camera.ApplyToShader(ref _shader);
GL.ClearColor(1f, 1f, 1f, 1f);
base.OnLoad(e);
}
