-/* $Id$
-
-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>
};
private:
+ struct ArrayMask
+ {
+ enum
+ {
+ B = (sizeof(unsigned)*CHAR_BIT),
+ N = (63+B)/B
+ };
+
+ unsigned mask[N];
+
+ ArrayMask();
+
+ void set(unsigned);
+ bool is_set(unsigned) const;
+ };
+
VertexFormat format;
std::vector<float> data;
unsigned stride;
- Buffer *vbuf;
- bool own_vbuf;
+ RefPtr<Buffer> vbuf;
+ bool defer_vbuf;
+ mutable bool dirty;
+
+ static ArrayMask enabled_arrays;
VertexArray(const VertexArray &);
VertexArray &operator=(const VertexArray &);
void clear();
void reset(const VertexFormat &);
void apply() const;
- void update_data();
float *append();
- float *operator[](unsigned i) { return &data[0]+i*stride; }
+ float *modify(unsigned);
const float *operator[](unsigned i) const { return &data[0]+i*stride; }
-private:
- void set_array(unsigned, bool, unsigned) const;
- static unsigned enabled_arrays;
+private:
+ void set_dirty();
};
void array_element(int);