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| revision 484, Tue Nov 23 16:51:51 2010 UTC | revision 485, Fri Dec 10 16:06:03 2010 UTC | |
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| # | Line 35 | Line 35 |
| 35 | <span class="code-type">image(3)[]</span> img = load (dataFile); | <span class="code-type">image(3)[]</span> img = load (dataFile); |
| 36 | <span class="code-type">field#1(3)[]</span> F = img <span class="code-kw">(*)</span> bspln3; | <span class="code-type">field#1(3)[]</span> F = img <span class="code-kw">(*)</span> bspln3; |
| 37 | ||
| 38 | <span class="code-kw">actor</span> RayCast (<span class="code-type">int</span> row, <span class="code-type">int</span> col) | <span class="code-kw">strand</span> RayCast (<span class="code-type">int</span> row, <span class="code-type">int</span> col) |
| 39 | { | { |
| 40 | <span class="code-type">vec3</span> pos = orig + <span class="code-type">real</span>(row)*rVec + <span class="code-type">real</span>(col)*cVec; | <span class="code-type">vec3</span> pos = orig + <span class="code-type">real</span>(row)*rVec + <span class="code-type">real</span>(col)*cVec; |
| 41 | <span class="code-type">vec3</span> dir = (pos - eye)/|pos - eye|; | <span class="code-type">vec3</span> dir = (pos - eye)/|pos - eye|; |
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