Add compatibility support for slope-based animation interpolation

[libs/gl.git] / source / batch.h

diff --git a/source/batch.h b/source/batch.h
index 696891ba3047ce1a557c9f36ddeee64b82c17882..10c61a289e2e5afb71e94c6049126ee4fcbfe877 100644 (file)
--- a/source/batch.h
+++ b/source/batch.h
@@ -1,15 +1,9 @@
-/* $Id$
-
-This file is part of libmspgl
-Copyright © 2007, 2009-2010 Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
 #ifndef MSP_GL_BATCH_H_
 #define MSP_GL_BATCH_H_
 
 #include <vector>
 #include <msp/datafile/objectloader.h>
+#include "bufferable.h"
 #include "datatype.h"
 #include "primitivetype.h"
 
@@ -26,7 +20,7 @@ the Batch.
 This is a pretty low-level class and mainly intended to be used by the Mesh
 class.
 */
-class Batch
+class Batch: public Bufferable
 {
 public:
        class Loader: public DataFile::ObjectLoader<Batch>
@@ -44,11 +38,6 @@ private:
        unsigned min_index;
        unsigned max_index;
        bool restart;
-       Buffer *ibuf;
-       unsigned ibuf_offset;
-       Batch *next_in_ibuf;
-       Batch *prev_in_ibuf;
-       mutable bool dirty;
 
        static unsigned restart_index;
 
@@ -59,31 +48,25 @@ public:
        PrimitiveType get_type() const { return prim_type; }
        void set_data_type(DataType);
        DataType get_data_type() const { return data_type; }
-       void use_index_buffer(Buffer *, Batch * = 0);
-       Batch &append(unsigned);
-       void append(const std::vector<unsigned> &);
-       void append(const Batch &);
-       unsigned size() const { return data.size()/get_index_size(); }
-       unsigned get_index(unsigned) const;
-       void draw() const;
 
+       Batch &append(unsigned);
+       Batch &append(const std::vector<unsigned> &);
+       bool can_append(PrimitiveType);
+       Batch &append(const Batch &);
 private:
+       void append_index(unsigned);
+       virtual unsigned get_data_size() const { return data.size(); }
+       virtual const void *get_data_pointer() const { return &data[0]; }
+       virtual unsigned get_alignment() const { return get_index_size(); }
        unsigned get_index_size() const;
+public:
+       unsigned size() const { return data.size()/get_index_size(); }
 
-       template<typename T>
-       void append_index(T);
-
-       template<typename T, typename U>
-       void expand_data();
-
-       template<typename T, typename U>
-       void shrink_data();
-
-       template<typename T, typename U>
-       U convert(T) const;
+       unsigned get_index(unsigned) const;
 
-       void unlink_from_ibuf();
-       void update_ibuf_offsets();
+       void draw() const;
+private:
+       static void set_restart_index(unsigned);
 };
 
 } // namespace GL