X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fcore%2Fmesh.cpp;h=ea14d590b3012815526247555a4d4a2c74d473d1;hb=d40673bd28c4b4524d3642b949d9d109dc6f9f24;hp=dba8a9915489aede7906f8a684b9d59e288428b5;hpb=7aaec9a70b8d7733429bec043f8e33e02956f266;p=libs%2Fgl.git

diff --git a/source/core/mesh.cpp b/source/core/mesh.cpp
index dba8a991..ea14d590 100644
--- a/source/core/mesh.cpp
+++ b/source/core/mesh.cpp
@@ -1,6 +1,7 @@
 #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/khr_debug.h>
 #include "buffer.h"
 #include "error.h"
 #include "mesh.h"
@@ -13,16 +14,15 @@ using namespace std;
 namespace Msp {
 namespace GL {
 
-Mesh::Mesh(ResourceManager *rm):
-	vertices(VERTEX3)
+Mesh::Mesh(ResourceManager *rm)
 {
 	init(rm);
 }
 
-Mesh::Mesh(const VertexFormat &f, ResourceManager *rm):
-	vertices(f)
+Mesh::Mesh(const VertexFormat &f, ResourceManager *rm)
 {
 	init(rm);
+	storage(f);
 }
 
 void Mesh::init(ResourceManager *rm)
@@ -45,6 +45,15 @@ Mesh::~Mesh()
 	delete ibuf;
 }
 
+void Mesh::storage(const VertexFormat &fmt)
+{
+	if(!vertices.get_format().empty())
+		throw invalid_operation("Mesh::storage");
+
+	vertices.set_format(fmt);
+	vtx_setup.set_format(fmt);
+}
+
 void Mesh::clear()
 {
 	vertices.clear();
@@ -63,6 +72,11 @@ void Mesh::check_buffers(unsigned mask)
 			vertices.use_buffer(vbuf);
 			vtx_setup.set_vertex_array(vertices);
 			dirty |= VERTEX_BUFFER;
+
+#ifdef DEBUG
+			if(!debug_name.empty())
+				vbuf->set_debug_name(debug_name+" [VBO]");
+#endif
 		}
 	}
 
@@ -77,6 +91,11 @@ void Mesh::check_buffers(unsigned mask)
 				batches.front().change_buffer(ibuf);
 			vtx_setup.set_index_buffer(*ibuf);
 			dirty |= INDEX_BUFFER;
+
+#ifdef DEBUG
+			if(!debug_name.empty())
+				vbuf->set_debug_name(debug_name+" [IBO]");
+#endif
 		}
 	}
 }
@@ -88,6 +107,8 @@ unsigned Mesh::get_n_vertices() const
 
 float *Mesh::modify_vertex(unsigned i)
 {
+	if(vertices.get_format().empty())
+		throw invalid_operation("Mesh::modify_vertex");
 	return vertices.modify(i);
 }
 
@@ -155,6 +176,9 @@ void Mesh::draw(Renderer &renderer, const VertexSetup *vs, unsigned count) const
 			return;
 	}
 
+	if(batches.empty())
+		return;
+
 	if(dirty)
 		resize_buffers();
 
@@ -177,7 +201,7 @@ void Mesh::resize_buffers() const
 {
 	if(dirty&VERTEX_BUFFER)
 		vbuf->storage(vertices.get_required_buffer_size());
-	if(dirty&INDEX_BUFFER)
+	if((dirty&INDEX_BUFFER) && !batches.empty())
 		ibuf->storage(batches.front().get_required_buffer_size());
 	dirty = 0;
 }
@@ -202,37 +226,61 @@ void Mesh::unload()
 	vertices.clear();
 	vertices.use_buffer(0);
 	batches.clear();
+	vtx_setup.unload();
 	delete vbuf;
 	delete ibuf;
 	vbuf = 0;
 	ibuf = 0;
 }
 
+void Mesh::set_debug_name(const string &name)
+{
+#ifdef DEBUG
+	debug_name = name;
+	if(vbuf)
+		vbuf->set_debug_name(name+" [VBO]");
+	if(ibuf)
+		ibuf->set_debug_name(name+" [IBO]");
+	vtx_setup.set_debug_name(name+" [VAO]");
+#else
+	(void)name;
+#endif
+}
+
 
 Mesh::Loader::Loader(Mesh &m, bool g):
 	DataFile::ObjectLoader<Mesh>(m),
 	allow_gl_calls(g)
 {
 	add("batch",    &Loader::batch);
+	add("storage",  &Loader::storage);
 	add("vertices", &Loader::vertices);
+	add("vertices", &Loader::vertices_with_format);
 	add("winding",  &Loader::winding);
 }
 
-void Mesh::Loader::vertices(const vector<VertexComponent> &c)
+void Mesh::Loader::storage(const vector<VertexAttribute> &a)
 {
-	if(c.empty())
-		throw invalid_argument("No vertex components");
+	if(a.empty())
+		throw invalid_argument("No vertex attributes");
 
 	VertexFormat fmt;
-	for(vector<VertexComponent>::const_iterator i=c.begin(); i!=c.end(); ++i)
+	for(vector<VertexAttribute>::const_iterator i=a.begin(); i!=a.end(); ++i)
 		fmt = (fmt, *i);
-	obj.vertices.reset(fmt);
+	obj.storage(fmt);
+}
+
+void Mesh::Loader::vertices()
+{
 	load_sub(obj.vertices);
 	if(allow_gl_calls)
-	{
 		obj.check_buffers(VERTEX_BUFFER);
-		obj.vtx_setup.refresh();
-	}
+}
+
+void Mesh::Loader::vertices_with_format(const vector<VertexAttribute> &a)
+{
+	storage(a);
+	vertices();
 }
 
 void Mesh::Loader::batch(PrimitiveType p)
@@ -286,7 +334,6 @@ bool Mesh::AsyncLoader::process()
 	else if(phase==1)
 	{
 		mesh.resize_buffers();
-		mesh.vtx_setup.refresh();
 		vertex_updater = mesh.vertices.refresh_async();
 		if(!mesh.batches.empty())
 			index_updater = mesh.batches.front().refresh_async();