[Patchanim-commit] SF.net SVN: patchanim: [52] trunk/patchanim/htdocs/index.html
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dbrosius
From: <dbr...@us...> - 2008-01-28 07:50:48
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Revision: 52 http://patchanim.svn.sourceforge.net/patchanim/?rev=52&view=rev Author: dbrosius Date: 2008-01-27 23:50:54 -0800 (Sun, 27 Jan 2008) Log Message: ----------- update progress Modified Paths: -------------- trunk/patchanim/htdocs/index.html Modified: trunk/patchanim/htdocs/index.html =================================================================== --- trunk/patchanim/htdocs/index.html 2008-01-28 07:48:31 UTC (rev 51) +++ trunk/patchanim/htdocs/index.html 2008-01-28 07:50:54 UTC (rev 52) @@ -24,11 +24,11 @@ <p>A Cubic Bezier <b>curve</b> is a curve defined by 4 control points. The curve goes thru both end points, and the curve is influenced by the two middle points. In fact the slope of the curve at the first point is equal to - the slope of the line from the first to the second point. Similarly the slope at the end point is equal to the slope - of the line from the third to the fourth point. Rather than calculating a point on a curve, this application uses the - shape of the curve to determine a color. In the following diagram, the y axis denotes a color from black to a full - primary color (red in this case). By using a curve, we can give a separate color for each section of the curve, as - seen in the color blend below the curve.</p> + the slope of the line from the first to the second point. Similarly the slope of the curve at the end point is + equal to the slope of the line from the third to the fourth point. Rather than calculating a point on a curve, + this application uses the shape of the curve to determine a color. In the following diagram, the y axis denotes + a color from black to a full primary color (red in this case). By using a curve, we can give a separate color for + each section of the curve, as seen in the color blend below the curve.</p> <div style="position:relative;left:300px;"/><img src="bezier.jpg"/></div> <p>Now this tool uses Cubic Bezier <b>patches</b>, not curves. A Bezier patch is a description of a 3D surface consisting of 16 control points. You can think of a patch as bezier curves running in parallel along the @@ -40,11 +40,11 @@ <p>To accomplish creating the desired effect, three such patches are available, one for red, green and blue. Each patch only controls one primary color, and then the values from each patch is put together - to generate one full color blend. Since the description of the blend is very succinct (just 16 points), It is + to generate one full color blend. Since the description of the blend is very succinct (just 3 * 16 points), It is very easy to generate in-between images from two separate blend descriptions.</p> - <p><b>Jan 27, 2008 - This tool is not finished at this time, although the patch animations work</b><br/> + <p><b>Jan 28, 2008 - This tool is not finished at this time, although the patch animations work</b><br/> Still to be done: <ul> <li>Export to GIF, MPEG, etc</li> @@ -52,7 +52,6 @@ <li>Performance Improvements</li> <li>Patch Library</li> <li>Color Swatch for editing values</li> - <li>Bulk editing of control point values</li> <li>Patch Name editing</li> <li>Patch reordering</li> <li>Patch cloneing</li> This was sent by the SourceForge.net collaborative development platform, the world's largest Open Source development site. |