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Instead of showing a virtual computer screen showing a part of the canvas, |
Instead of showing a virtual computer screen showing a part of the canvas, |
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we show a piece torn off the canvas. |
we show a piece torn off the canvas. |
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\begin{figure} |
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\caption{\label{figparadigm} |
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The metaphor in conventional viewports |
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and torn viewports. |
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} |
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\end{figure} |
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In the following subsections, we first discuss why tearing is desirable and how |
In the following subsections, we first discuss why tearing is desirable and how |
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it differs from the usual viewports, |
it differs from the usual viewports, |
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then the details of the design and finally an algorithm with the required properties. |
then the details of the design and finally an algorithm with the required properties. |