void MesaDriver::SwapBuffers() const
{
_mesa_notifySwapBuffers(m_glcontext);
if (m_bitmap) {
m_bglview->LockLooper();
m_bglview->DrawBitmap(m_bitmap);
m_bglview->UnlockLooper();
};
}
void MesaDriver::CopySubBuffer(GLint x, GLint y, GLuint width, GLuint height) const
{
if (m_bitmap) {
// Source bitmap and view's bitmap are same size.
// Source and dest rectangle are the same.
// Note (x,y) = (0,0) is the lower-left corner, have to flip Y
BRect srcAndDest;
srcAndDest.left = x;
srcAndDest.right = x + width - 1;
srcAndDest.bottom = m_bottom - y;
srcAndDest.top = srcAndDest.bottom - height + 1;
m_bglview->DrawBitmap(m_bitmap, srcAndDest, srcAndDest);
}
}
void MesaDriver::Draw(BRect updateRect) const
{
if (m_bitmap)
m_bglview->DrawBitmap(m_bitmap, updateRect, updateRect);
}