-/* $Id$
-
-This file is part of libmspgl
-Copyright © 2007 Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
#ifndef MSP_GL_VERTEXARRAY_H_
#define MSP_GL_VERTEXARRAY_H_
+#include <climits>
#include <vector>
#include <msp/core/refptr.h>
#include <msp/datafile/loader.h>
-#include "types.h"
+#include "bindable.h"
+#include "datatype.h"
+#include "primitivetype.h"
#include "vertexarraybuilder.h"
#include "vertexformat.h"
namespace Msp {
namespace GL {
-class VertexBuffer;
+class Buffer;
-class VertexArray
+class VertexArray: public Bindable<VertexArray>
{
public:
class Loader: public DataFile::Loader, public VertexArrayBuilder
Loader(VertexArray &);
};
- VertexArray(VertexFormat);
- ~VertexArray();
-
- VertexFormat get_format() const { return format; }
- const std::vector<float> &get_data() const { return data; }
- void use_vertex_buffer();
- void use_vertex_buffer(VertexBuffer *);
- void clear();
- void reset(VertexFormat);
- RefPtr<VertexArrayBuilder> modify();
- void apply() const;
- void update_data();
private:
+ struct Array
+ {
+ unsigned char component;
+ unsigned char offset;
+
+ Array();
+ };
+
VertexFormat format;
std::vector<float> data;
- uint stride;
- VertexBuffer *vbuf;
- bool own_vbuf;
+ unsigned stride;
+ std::vector<Array> arrays;
+ RefPtr<Buffer> vbuf;
+ bool defer_vbuf;
+ mutable bool dirty;
VertexArray(const VertexArray &);
VertexArray &operator=(const VertexArray &);
- void set_array(unsigned, unsigned, unsigned) const;
+public:
+ VertexArray(const VertexFormat &);
+ ~VertexArray();
- static unsigned enabled_arrays;
+ void reset(const VertexFormat &);
+ const VertexFormat &get_format() const { return format; }
+private:
+ static unsigned get_array_slot(unsigned char);
+
+public:
+ void use_vertex_buffer();
+ void use_vertex_buffer(Buffer *);
+
+ void clear();
+ void reserve(unsigned);
+ float *append();
+ float *modify(unsigned);
+private:
+ void set_dirty();
+
+public:
+ unsigned size() const { return data.size()/stride; }
+ const std::vector<float> &get_data() const { return data; }
+ const float *operator[](unsigned i) const { return &data[0]+i*stride; }
+
+ void apply() const;
+private:
+ static void apply_arrays(const std::vector<Array> *, const std::vector<Array> *, const float *, unsigned);
};
} // namespace GL