X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fvertexarray.h;h=d8484d83ca882ebb1c5e0d215aee57a930270dbf;hb=43c6495ff3d14a85ee5de169a80fdacf13b7147e;hp=7fcbb8bdba7ba50e84cbb8d674e987adbdbc354f;hpb=ceae2a27dfc58310c5bab7e3aa3fedf0fa9a1f49;p=libs%2Fgl.git

diff --git a/source/vertexarray.h b/source/vertexarray.h
index 7fcbb8bd..d8484d83 100644
--- a/source/vertexarray.h
+++ b/source/vertexarray.h
@@ -1,13 +1,7 @@
-/* $Id$
-
-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>
@@ -31,11 +25,30 @@ public:
 	};
 
 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 &);
@@ -43,41 +56,26 @@ public:
 	VertexArray(const VertexFormat &);
 	~VertexArray();
 
+	void reset(const VertexFormat &);
 	const VertexFormat &get_format() const { return format; }
-	const std::vector<float> &get_data() const { return data; }
-	void         use_vertex_buffer();
-	void         use_vertex_buffer(Buffer *);
-	void         reserve(unsigned);
-	unsigned     size() const { return data.size()/stride; }
-	void         clear();
-	void         reset(const VertexFormat &);
-	void         apply() const;
-	void         update_data();
-	float        *append();
-	float        *operator[](unsigned i) { return &data[0]+i*stride; }
-	const float  *operator[](unsigned i) const { return &data[0]+i*stride; }
-private:
-	void set_array(unsigned, bool, unsigned) const;
-
-	static unsigned enabled_arrays;
-};
-
-void array_element(int);
-void draw_arrays(PrimitiveType, int, unsigned);
-void draw_elements(PrimitiveType, unsigned, DataType, const void *);
-void draw_range_elements(PrimitiveType, unsigned, unsigned, unsigned, DataType, const void *);
 
-inline void draw_elements(PrimitiveType mode, unsigned count, const unsigned *indices)
-{ draw_elements(mode, count, UNSIGNED_INT, indices); }
+	void use_vertex_buffer();
+	void use_vertex_buffer(Buffer *);
 
-inline void draw_elements(PrimitiveType mode, unsigned count, const unsigned short *indices)
-{ draw_elements(mode, count, UNSIGNED_SHORT, indices); }
+	void clear();
+	void reserve(unsigned);
+	float *append();
+	float *modify(unsigned);
+private:
+	void set_dirty();
 
-inline void draw_range_elements(PrimitiveType mode, unsigned low, unsigned high, unsigned count, const unsigned short *indices)
-{ draw_range_elements(mode, low, high, count, UNSIGNED_SHORT, indices); }
+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; }
 
-inline void draw_range_elements(PrimitiveType mode, unsigned low, unsigned high, unsigned count, const unsigned *indices)
-{ draw_range_elements(mode, low, high, count, UNSIGNED_INT, indices); }
+	void apply() const;
+};
 
 } // namespace GL
 } // namespace Msp