Fix an intel LG warning by orphaning text memory

[ipdf/code.git] / src / graphicsbuffer.cpp

diff --git a/src/graphicsbuffer.cpp b/src/graphicsbuffer.cpp
index 750fc8b..37d9b12 100644 (file)
--- a/src/graphicsbuffer.cpp
+++ b/src/graphicsbuffer.cpp
@@ -100,6 +100,11 @@ void GraphicsBuffer::SetUsage(GraphicsBuffer::BufferUsage bufUsage)
 void GraphicsBuffer::Invalidate()
 {
        m_invalidated = true;
+       if (!m_buffer_shape_dirty)
+       {
+               // Orphan the block of memory we're pointing to.
+               Upload(m_buffer_size, nullptr);
+       }
        // Apparently not supported.
        //glInvalidateBufferData(m_buffer_handle);
 }