/// <summary>
/// Immediately binds an array buffer to the OpenGL context and updates the state cache.
/// </summary>
/// <param name="arrayBuffer">The array buffer to bind to the OpenGL context.</param>
public static void BindArrayBuffer(UInt32 arrayBuffer)
{
gl.BindBuffer(gl.GL_ARRAY_BUFFER, arrayBuffer);
gl.ThrowIfError();
GL_ARRAY_BUFFER_BINDING.Update(arrayBuffer);
VerifyCache();
}
/// <summary>
/// Indicates that the specified vertex array object has been deleted and updates the OpenGL state accordingly.
/// </summary>
/// <param name="vertexArrayObject">The vertex array object to delete.</param>
/// <param name="arrayBuffer">The array buffer to delete.</param>
/// <param name="elementArrayBuffer">The element array buffer to delete.</param>
public static void DeleteVertexArrayObject(UInt32 vertexArrayObject, UInt32 arrayBuffer, UInt32 elementArrayBuffer)
{
if (GL_VERTEX_ARRAY_BINDING == vertexArrayObject)
{
GL_VERTEX_ARRAY_BINDING.Update(0);
GL_ARRAY_BUFFER_BINDING.Update(0);
GL_ELEMENT_ARRAY_BUFFER_BINDING.Update(0);
VerifyCache();
}
}
/// <summary>
/// Immediately binds a vertex array object to the OpenGL context and updates the state cache.
/// </summary>
/// <param name="vertexArrayObject">The vertex array object to bind to the context.</param>
/// <param name="arrayBuffer">The vertex array's associated array buffer.</param>
/// <param name="elementArrayBuffer">The vertex array's associated element array buffer.</param>
public static void BindVertexArrayObject(UInt32 vertexArrayObject, UInt32 arrayBuffer, UInt32 elementArrayBuffer)
{
gl.BindVertexArray(vertexArrayObject);
gl.ThrowIfError();
GL_VERTEX_ARRAY_BINDING.Update(vertexArrayObject);
GL_ARRAY_BUFFER_BINDING.Update(arrayBuffer);
GL_ELEMENT_ARRAY_BUFFER_BINDING.Update(elementArrayBuffer);
VerifyCache();
}
/// <summary>
/// Immediately creates an array buffer and updates the state cache.
/// </summary>
/// <param name="buffer">The identifier of the buffer that was created.</param>
public static void CreateArrayBuffer(out UInt32 buffer)
{
if (SupportsDirectStateAccessCreateFunctions)
{
buffer = gl.CreateBuffer();
gl.ThrowIfError();
}
else
{
buffer = gl.GenBuffer();
gl.ThrowIfError();
if (!gl.IsDirectStateAccessAvailable)
{
gl.BindBuffer(gl.GL_ARRAY_BUFFER, buffer);
gl.ThrowIfError();
GL_ARRAY_BUFFER_BINDING.Update(buffer);
VerifyCache();
}
}
}
