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Z-buffer
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A poro de memria de vdeo que mantm registros dos elementos da tela que podem ser visualizados e daqueles que ficam ocultos atrs de outros objetos. No caso de uma imagem 3D, ele registra que elementos so ocultos pelo primeiro plano em relao  perspectiva do usurio, ou por outro objeto 3D.
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Copyright  2005, ATI Technologies Inc. Todos os direitos reservados.<br />&#160;
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