| 摘要 |
<p>PROBLEM TO BE SOLVED: To obtain an image processor that uses a video signal detained from an image pickup device so as to conduct diversified graphic processings. SOLUTION: The image processor is provided with a DDA setup circuit 10 that generates 1st image data and 1st z data, a triangle DDA circuit 11, a texture engine circuit 12, and a memory I/F circuit 13 that writes the 1st image data and the 1st z data to a display buffer memory 21 and a z buffer memory 22 respectively and writes 2nd image data and 2nd z data to the display buffer memory 21 and the z buffer memory 22 respectively when receiving the 2nd image data in response to the result of photographing by the image pickup device and the 2nd z image data corresponding to the 2nd image data.</p> |
