source/immediate.cpp

   1 /* $Id$
   2
   3 This file is part of libmspgl
   4 Copyright © 2007  Mikko Rasa, Mikkosoft Productions
   5 Distributed under the LGPL
   6 */
   7
   8 #include "immediate.h"
   9
  10 namespace Msp {
  11 namespace GL {
  12
  13 Immediate::Immediate(VertexFormat f):
  14         PrimitiveBuilder(array),
  15         array(f)
  16 {
  17         array.use_vertex_buffer(0);
  18 }
  19
  20 void Immediate::reset()
  21 {
  22         if(in_batch)
  23                 throw InvalidState("Can't reset Immediate between begin() and end()");
  24
  25         array.clear();
  26         indices.clear();
  27 }
  28
  29 void Immediate::end_()
  30 {
  31         array.apply();
  32         draw_elements(type, indices.size(), &indices[0]);
  33
  34         indices.clear();
  35 }
  36
  37 void Immediate::element_(unsigned i)
  38 {
  39         indices.push_back(i);
  40 }
  41
  42 } // namespace GL
  43 } // namespace Msp