X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fbuffer.h;h=c473d7edc918202e9c7f3cfff2d23f77badebcaa;hb=0ab875bdc9fbf84ecfce883b188410bb45882447;hp=a7d4c2ba4314f8cbbc9db9fb6c2422cf0e85da2c;hpb=8b99547d099c96bd8cc6037e2026db123b2523c1;p=libs%2Fgl.git

diff --git a/source/buffer.h b/source/buffer.h
index a7d4c2ba..c473d7ed 100644
--- a/source/buffer.h
+++ b/source/buffer.h
@@ -3,6 +3,7 @@
 
 #include <vector>
 #include "gl.h"
+#include <msp/gl/extensions/arb_pixel_buffer_object.h>
 #include <msp/gl/extensions/arb_vertex_buffer_object.h>
 #include <msp/gl/extensions/arb_uniform_buffer_object.h>
 
@@ -31,6 +32,13 @@ enum BufferUsage
 	DYNAMIC_COPY = GL_DYNAMIC_COPY
 };
 
+enum BufferAccess
+{
+	READ_ONLY = GL_READ_ONLY,
+	WRITE_ONLY = GL_WRITE_ONLY,
+	READ_WRITE = GL_READ_WRITE
+};
+
 class BufferRange;
 
 /**
@@ -80,6 +88,9 @@ public:
 
 	BufferRange *create_range(unsigned, unsigned);
 
+	void *map(BufferAccess);
+	bool unmap();
+
 	/** Binds the buffer in its default slot. */
 	void bind() const { bind_to(type); }
 
@@ -111,6 +122,7 @@ private:
 
 public:
 	BufferRange(Buffer &, unsigned, unsigned);
+	~BufferRange();
 
 	void data(const void *);