X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fmesh.cpp;h=b3b719c516942c42e5012a8ad92ad21dec06958d;hp=d0e71489f1f48a22c6de0d1b686648c452024d98;hb=a9c375e17065bcc429b430bd8211a9ee845159a5;hpb=8e51e1e7089d79359ec584bb4292b6cb2ecfd495

diff --git a/source/mesh.cpp b/source/mesh.cpp
index d0e71489..b3b719c5 100644
--- a/source/mesh.cpp
+++ b/source/mesh.cpp
@@ -1,4 +1,5 @@
 #include <msp/gl/extensions/arb_vertex_array_object.h>
+#include <msp/gl/extensions/arb_vertex_buffer_object.h>
 #include <msp/gl/extensions/arb_vertex_shader.h>
 #include <msp/gl/extensions/nv_primitive_restart.h>
 #include "buffer.h"
@@ -29,7 +30,7 @@ void Mesh::init(ResourceManager *rm)
 	vbuf = 0;
 	ibuf = 0;
 	vao_id = 0;
-	defer_buffers = true;
+	defer_buffers = ARB_vertex_buffer_object;
 	dirty = true;
 	disallow_rendering = false;
 	winding = 0;
@@ -127,10 +128,29 @@ void Mesh::add_batch(const Batch &b)
 		batches.back().append(b);
 	else
 	{
+		bool reallocate = (batches.size()==batches.capacity());
+		if(reallocate && ibuf)
+		{
+			for(vector<Batch>::iterator i=batches.end(); i!=batches.begin(); )
+				(--i)->use_buffer(0);
+		}
+
 		Batch *prev = (batches.empty() ? 0 : &batches.back());
 		batches.push_back(b);
 		if(ibuf)
-			batches.back().use_buffer(ibuf, prev);
+		{
+			if(reallocate)
+			{
+				prev = 0;
+				for(vector<Batch>::iterator i=batches.begin(); i!=batches.end(); ++i)
+				{
+					i->use_buffer(ibuf, prev);
+					prev = &*i;
+				}
+			}
+			else
+				batches.back().use_buffer(ibuf, prev);
+		}
 	}
 }
 
@@ -157,7 +177,7 @@ void Mesh::draw() const
 	BindRestore bind_ibuf(ibuf, ELEMENT_ARRAY_BUFFER);
 	Bind bind_winding(winding);
 
-	for(list<Batch>::const_iterator i=batches.begin(); i!=batches.end(); ++i)
+	for(vector<Batch>::const_iterator i=batches.begin(); i!=batches.end(); ++i)
 		i->draw();
 }
 
@@ -173,7 +193,7 @@ void Mesh::draw(Renderer &renderer) const
 	renderer.set_mesh(this);
 	renderer.set_winding_test(winding);
 
-	for(list<Batch>::const_iterator i=batches.begin(); i!=batches.end(); ++i)
+	for(vector<Batch>::const_iterator i=batches.begin(); i!=batches.end(); ++i)
 		renderer.draw(*i);
 }
 
@@ -274,7 +294,7 @@ Mesh::AsyncLoader::AsyncLoader(Mesh &m, IO::Seekable &i):
 	phase(0)
 {
 	// Make sure the extension is initialized in the rendering thread.
-	(bool)NV_primitive_restart;
+	(void)(bool)NV_primitive_restart;
 
 	mesh.disallow_rendering = true;
 	if(mesh.defer_buffers)