X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fcore%2Fbuffer.cpp;fp=source%2Fcore%2Fbuffer.cpp;h=4a36937e7b745d1dd32f8c1e9ce19df0766037d7;hb=6c5c2bcbd4025cba36f48f6f326466351f4f2971;hp=15a37397bcb18bdf094b5e5a5cef1a7d31b38c31;hpb=6080120777fdf7b6e1184288eff9d205ca7ebf5f;p=libs%2Fgl.git

diff --git a/source/core/buffer.cpp b/source/core/buffer.cpp
index 15a37397..4a36937e 100644
--- a/source/core/buffer.cpp
+++ b/source/core/buffer.cpp
@@ -46,5 +46,23 @@ void Buffer::require_size(size_t req_sz) const
 		throw buffer_too_small(format("buffer has %d bytes; %d required", size, req_sz));
 }
 
+void *Buffer::map()
+{
+	if(!can_map() || mapped)
+		throw invalid_operation("Buffer::map");
+	void *result = BufferBackend::map();
+	mapped = true;
+	return result;
+}
+
+bool Buffer::unmap()
+{
+	if(!can_map() || !mapped)
+		throw invalid_operation("Buffer::map");
+	bool result = BufferBackend::unmap();
+	mapped = false;
+	return result;
+}
+
 } // namespace GL
 } // namespace Msp