Cosmetic changes and TODOs

[libs/gl.git] / source / buffer.cpp

diff --git a/source/buffer.cpp b/source/buffer.cpp
index 100e4b2ea40a08b4858b41abf043f7b4d84c11eb..040ae8df1eca040f55798222257121faf2efef49 100644 (file)
--- a/source/buffer.cpp
+++ b/source/buffer.cpp
@@ -46,6 +46,7 @@ void Buffer::require_buffer_type(BufferType type)
 
 void Buffer::set_usage(BufferUsage u)
 {
+       // TODO OpenGL ES 2.0 doesn't support read or copy usages
        usage = u;
 }
 
@@ -98,11 +99,13 @@ void *Buffer::map(BufferAccess access)
        }
        else if(ARB_direct_state_access)
                return glMapNamedBuffer(id, access);
-       else
+       else if(OES_mapbuffer)
        {
                BindRestore _bind(this, type);
                return glMapBuffer(type, access);
        }
+       else
+               throw invalid_operation("Buffer::map");
 }
 
 bool Buffer::unmap()