source/immediate.cpp

   1 #include "batch.h"
   2 #include "immediate.h"
   3
   4 namespace Msp {
   5 namespace GL {
   6
   7 Immediate::Immediate(VertexFormat f):
   8         PrimitiveBuilder(array),
   9         array(f)
  10 {
  11         array.use_vertex_buffer(0);
  12 }
  13
  14 void Immediate::reset()
  15 {
  16         if(in_batch)
  17                 throw InvalidState("Can't reset Immediate between begin() and end()");
  18
  19         array.clear();
  20 }
  21
  22 void Immediate::begin_()
  23 {
  24         indices.clear();
  25 }
  26
  27 void Immediate::end_()
  28 {
  29         Batch batch(type);
  30         batch.append(indices);
  31         array.apply();
  32         batch.draw();
  33 }
  34
  35 void Immediate::element_(unsigned i)
  36 {
  37         indices.push_back(i);
  38 }
  39
  40 } // namespace GL
  41 } // namespace Msp