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Some QuadTree fixes.
[ipdf/code.git]
/
src
/
graphicsbuffer.cpp
diff --git
a/src/graphicsbuffer.cpp
b/src/graphicsbuffer.cpp
index
712caf8
..
d3911db
100644
(file)
--- a/
src/graphicsbuffer.cpp
+++ b/
src/graphicsbuffer.cpp
@@
-185,6
+185,10
@@
void* GraphicsBuffer::MapRange(int offset, int length, bool read, bool write, bo
void GraphicsBuffer::UnMap()
{
GLenum target = BufferTypeToGLType(m_buffer_type);
+
+ // If we're not mapped, unmapping is a no-op.
+ if (!m_map_pointer)
+ return;
if (m_faking_map)
{
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