+++ /dev/null
-/* $Id$
-
-This file is part of libmspgl
-Copyright © 2007 Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
-#include "buffer.h"
-#include "mesh.h"
-
-using namespace std;
-
-namespace Msp {
-namespace GL {
-
-Mesh::Mesh():
- vertices(VERTEX3),
- ibuf(0)
-{ }
-
-Mesh::Mesh(const VertexFormat &f):
- vertices(f),
- ibuf(0)
-{ }
-
-void Mesh::use_vertex_buffer(bool b)
-{
- if(b)
- {
- vertices.use_vertex_buffer();
- if(!ibuf)
- ibuf=new Buffer(ELEMENT_ARRAY_BUFFER);
- update_index_buffer();
- }
- else
- {
- vertices.use_vertex_buffer(0);
- delete ibuf;
- ibuf=0;
- }
-}
-
-float *Mesh::get_vertex(unsigned i)
-{
- return vertices[i];
-}
-
-void Mesh::add_batch(const Batch &b)
-{
- batches.push_back(b);
- update_index_buffer();
-}
-
-void Mesh::clear()
-{
- vertices.clear();
- batches.clear();
-}
-
-void Mesh::draw() const
-{
- vertices.apply();
- if(ibuf)
- {
- ibuf->bind();
- unsigned offset=0;
- for(list<Batch>::const_iterator i=batches.begin(); i!=batches.end(); ++i)
- {
- i->draw_with_buffer(offset);
- offset+=i->size();
- }
- ibuf->unbind();
- }
- else
- {
- for(list<Batch>::const_iterator i=batches.begin(); i!=batches.end(); ++i)
- i->draw();
- }
-}
-
-void Mesh::update_index_buffer()
-{
- if(!ibuf)
- return;
-
- unsigned total=0;
- for(list<Batch>::const_iterator i=batches.begin(); i!=batches.end(); ++i)
- total+=i->size();
-
- ibuf->data(total*sizeof(unsigned), 0);
- unsigned offset=0;
- for(list<Batch>::const_iterator i=batches.begin(); i!=batches.end(); ++i)
- {
- ibuf->sub_data(offset*sizeof(unsigned), i->size()*sizeof(unsigned), &i->get_indices()[0]);
- offset+=i->size();
- }
- ibuf->unbind();
-}
-
-
-Mesh::Loader::Loader(Mesh &m):
- DataFile::ObjectLoader<Mesh>(m)
-{
- add("vertices", &Loader::vertices);
- add("batch", &Loader::batch);
-}
-
-void Mesh::Loader::vertices(VertexFormat f)
-{
- obj.vertices.reset(f);
- load_sub(obj.vertices);
-}
-
-void Mesh::Loader::batch(PrimitiveType p)
-{
- obj.batches.push_back(Batch(p));
- load_sub(obj.batches.back());
-}
-
-} // namespace GL
-} // namespace Msp