From 6210c5cd173e8790851fcba29462d58bb5e050a2 Mon Sep 17 00:00:00 2001 From: Gabriel Dunne Date: Fri, 9 Jul 2010 00:11:16 -0700 Subject: [PATCH] added content --- content/code/date_for_filename | 10 ++ content/code/imageslice | 57 ++++++++ content/code/mel_UV-luminosity/config | 3 + content/code/mel_UV-luminosity/content.html | 30 +++++ content/code/mel_notepad | 122 ++++++++++++++++++ content/code/mel_sphere-intersect/config | 3 + .../code/mel_sphere-intersect/content.html | 65 ++++++++++ content/code/mel_sphere_intersect | 66 ++++++++++ content/log/2008-11-17_buttons | 7 + content/log/2009-12-13_mandala | 11 ++ content/log/2009-12-18_taper | 5 + content/log/2010-01-13_relative_time | 7 + content/log/2010-01-22_cone | 11 ++ 13 files changed, 397 insertions(+) create mode 100644 content/code/date_for_filename create mode 100644 content/code/imageslice create mode 100644 content/code/mel_UV-luminosity/config create mode 100644 content/code/mel_UV-luminosity/content.html create mode 100644 content/code/mel_notepad create mode 100644 content/code/mel_sphere-intersect/config create mode 100644 content/code/mel_sphere-intersect/content.html create mode 100644 content/code/mel_sphere_intersect create mode 100644 content/log/2008-11-17_buttons create mode 100644 content/log/2009-12-13_mandala create mode 100644 content/log/2009-12-18_taper create mode 100644 content/log/2010-01-13_relative_time create mode 100644 content/log/2010-01-22_cone diff --git a/content/code/date_for_filename b/content/code/date_for_filename new file mode 100644 index 0000000..7057f69 --- /dev/null +++ b/content/code/date_for_filename @@ -0,0 +1,10 @@ +title = date for new filename +lang = bash +date = 2010-02-07 +-- +
#!/bin/bash
+# Shell script to create file named after the current date
+# YYYY-MM-DD format
+
+DATE=$(date +%Y"-"%m"-"%d)
+echo -e "new file" > $DATE
\ No newline at end of file diff --git a/content/code/imageslice b/content/code/imageslice new file mode 100644 index 0000000..a14f955 --- /dev/null +++ b/content/code/imageslice @@ -0,0 +1,57 @@ +title = Image Slice +date = 2009-04-23 +tags = bash, script, slice, image, imagemagick +lang = bash +-- + +

+ Shell script that slices a single image into any number of vertical and horizontal sections. +

+ +
#!/bin/bash
+#copyright: 2009
+#author: gabriel dunne
+#url: quilime.com
+
+IMAGE=$1
+IMAGE_W=$2
+IMAGE_H=$3
+ROWS=$4
+COLS=$5
+
+if [ $# -eq 0 ]
+then
+	echo "usage: image width height rows cols"
+	echo "example: ./slice.sh Sunset.jpg 800 600 16 16"
+	exit
+else
+
+	for (( x = 1; x <= COLS; x++ ))
+	do
+	    for (( y = 1 ; y <= ROWS; y++ ))
+	    do
+	    	let CROP_X = `expr $IMAGE_W-IMAGE_W/$x`
+	    	let CROP_Y = `expr $IMAGE_H-IMAGE_H/$y`
+	    	let CROP_W = `expr $IMAGE_W/$ROWS`
+	    	let CROP_H = `expr $IMAGE_H/$COLS`
+	        echo -n "crop ${CROP_W}x${CROP_H}+${CROP_X}+${CROP_Y} result: [${x},${y}]_$IMAGE"
+	        echo ""
+			convert $IMAGE -crop ${CROP_W}x${CROP_H}+${CROP_X}+${CROP_Y} [${x},${y}]_$IMAGE
+	    done
+	done
+	
+fi
+
+ +

To Use

+

+

    +
  1. navigate to slice.sh in your terminal and do +
    + 
    $  chmod 775 slice.sh
+$  ./slice.sh Sunset.jpg 800 600 16 16
    +
    2. +
  2. replace Sunset.jpg with your image name.
    3. +
  3. vars: Image Height, Image Width, Vertical Divisions, Horizontal Divisions
    4. +
+

\ No newline at end of file diff --git a/content/code/mel_UV-luminosity/config b/content/code/mel_UV-luminosity/config new file mode 100644 index 0000000..db3cd05 --- /dev/null +++ b/content/code/mel_UV-luminosity/config @@ -0,0 +1,3 @@ +title = Luminosity at UV coord +date = 2009/02/15 +medium = maya/mel diff --git a/content/code/mel_UV-luminosity/content.html b/content/code/mel_UV-luminosity/content.html new file mode 100644 index 0000000..74dc3cd --- /dev/null +++ b/content/code/mel_UV-luminosity/content.html @@ -0,0 +1,30 @@ +

+Get luminosity of texture at UV coord in Maya with custom rgbToHsv node. +

+ +
+global proc float getLuminosityAtUVCoord(string $texture, float $U, float $V)
+{
+	$id = "lum"; // unique identifier in case there are duplicate nodes
+	$rgbToHsv = "rgbToHsv_" + $id ; // create rgbToHSV node if necesarry
+	if(!`objExists $rgbToHsv`) {
+		createNode rgbToHsv -n $rgbToHsv;
+	}
+
+	vector $color = `colorAtPoint -o RGB -u $U -v $V  $texture`;
+
+	setAttr ($rgbToHsv+".ir") ($color.x);
+	setAttr ($rgbToHsv+".ig") ($color.y);
+	setAttr ($rgbToHsv+".ib") ($color.z);
+
+	return `getAttr ($rgbToHsv+".ov")`;
+}
+
+ +

to use

+
+// returns luminosity value of 0.5 U 0.5 V on texture file_seq
+$value = getLuminosityAtUVCoord("file_seq", 0.5, 0.5);
+
+ + \ No newline at end of file diff --git a/content/code/mel_notepad b/content/code/mel_notepad new file mode 100644 index 0000000..98b802d --- /dev/null +++ b/content/code/mel_notepad @@ -0,0 +1,122 @@ +date = 2007-12-12 +title = "MEL Notepad" +tags = mel, maya +lang = mel +-- + +process selection list +
string $select[] = `ls -sl`;
+for ( $node in $select ) // process each
+{
+   /* ... */
+}
+
+ +
+ +if node exists +
+string $node = "object";
+if ( `objExists $node` )
+{
+   // The node exists
+}
+
+ +

regexp

+ +Strip component +
+string $node = "pCube1.f[2]";
+string $no_component = `match "^[^\.]*" $node`;
+// Result: "pCube1" //
+
+ +
+Extract component or attribute, with '.' +
+string $node = "pCube1.f[2]";
+string $component = `match "\\..*" $node`;
+// Result: ".f[2]" //
+
+string $nodeAttr = "blinn1.color";
+string $attrName = `match "\\..*" $nodeAttr`;
+// Result: ".color" //
+
+ +
+Extract attribute name, without '.' + +
+string $node = "pCube1.f[2]";
+string $component = `substitute "^[^.]*\\." $node ""`;
+// Result: "f[2]" //
+
+string $nodeAttr = "blinn1.color";
+string $attrName = `substitute "^[^.]*\\." $nodeAttr ""`;
+// Result: "color" //
+
+ +
+Extract parent UI control from full path +
+string $uiControl = "OptionBoxWindow|formLayout52|formLayout55|button6";
+string $uiParent = `substitute "|[^|]*$" $uiControl ""`;
+// Result: OptionBoxWindow|formLayout52|formLayout55 //
+
+ +
+Strip trailing Line Break (\n), if any.

This is useful when processing text input read from a file using `fgetline`. +
+string $input = "line\n";
+$string $line = `match "^[^(\r\n)]*" $input`;
+// Result: "line" //
+
+ +
+Extract directory from path. +

+Keep the trailing slash for ease of use. +
+string $path = "C:/AW/Maya5.0/bin/maya.exe";
+string $dir = `match "^.*/" $path`;
+// Result: "C:/AW/Maya5.0/bin/"
+
+ +
+Extract file from path +
+string $path = "C:/AW/Maya5.0/bin/maya.exe";
+string $filepart = `match "[^/\\]*$" $path`;
+// Result: "maya.exe"
+
+ +
+Strip numeric suffix +
+
+string $node = "pCube1|pCubeShape223";
+string $noSuffix = `match ".*[^0-9]" $node`;
+// Result: "pCube1|pCubeShape"
+
+ +
+Extract numeric suffix +
+string $node = "pCube1|pCubeShape223";
+string $suffix = `match "[0-9]+$" $node`;
+// Result: "223" //
+
+ +
+Extract short name of DAG or control path +
+string $dagPath = "pCube1|pCubeShape223";
+string $shortName = `match "[^|]*$" $dagPath`;
+// Result: pCubeShape223 //
+
+ +

other reference

+ diff --git a/content/code/mel_sphere-intersect/config b/content/code/mel_sphere-intersect/config new file mode 100644 index 0000000..b45fefc --- /dev/null +++ b/content/code/mel_sphere-intersect/config @@ -0,0 +1,3 @@ +title = Sphere Intersect +date = 2009-06-12 +medium = maya/mel \ No newline at end of file diff --git a/content/code/mel_sphere-intersect/content.html b/content/code/mel_sphere-intersect/content.html new file mode 100644 index 0000000..8007317 --- /dev/null +++ b/content/code/mel_sphere-intersect/content.html @@ -0,0 +1,65 @@ +

+Function to return location of intersect with poly mesh and spherical object moving in the positive direction on the Y axis. +
+

+ +

+mel source +

+
+
+global proc intersectSphereY()
+{
+    	print(". . . . . go go go\n");
+
+	int $iter = 50;
+	float $start[3] = {0, -0.5, 0};
+	float $limit[3] = {0, 5.0, 0};
+    	$mesh = "test_mesh";    
+	$tmpCN = "cpom";
+
+    
+	$obj = "rod1";
+    	float $radius = 0.5;
+    	float $curPos[3] = {0, 0, 0};
+
+	for ($i = 0; $i <= $iter; $i++)
+	{    
+       	$mesh = "test_mesh";
+		$shape = `listRelatives -shapes $mesh`;
+
+		createNode -n $tmpCN closestPointOnMesh;
+        	connectAttr -f ($shape[0] + ".outMesh") ($tmpCN + ".inMesh");
+        	setAttr ($tmpCN + ".inPosition") $curPos[0] $curPos[1] $curPos[2];
+        	
+		$cpom = `getAttr ($tmpCN + ".position")`;
+        	
+        	if ( pointDist($curPos, $cpom) <= $radius ) {
+			return ". . bonk\n";
+        	}
+
+        	$curPos[1] = ($limit.y) / $iter * $i;
+        	setAttr ($obj + ".translateY") $curPos[1];
+
+        	delete $tmpCN;
+    	}
+	return ". nope\n";
+}
+
+global proc float pointDist(float $p1[], float $p2[])
+{
+    return sqrt( 
+	(($p1[0] - $p2[0]) * ($p1[0] - $p2[0])) + 
+	(($p1[1] - $p2[1]) * ($p1[1] - $p2[1])) + 
+	(($p1[2] - $p2[2]) * ($p1[2] - $p2[2])));
+}
+
+intersectSphereY;
+
+
+ + + + + + \ No newline at end of file diff --git a/content/code/mel_sphere_intersect b/content/code/mel_sphere_intersect new file mode 100644 index 0000000..33f62ec --- /dev/null +++ b/content/code/mel_sphere_intersect @@ -0,0 +1,66 @@ +date = 2009-06-12 +title = "MEL Sphere Intersect" +tags = "maya, mel, sphere, intersection" +lang = mel +-- +

+Function to return location of intersect with poly mesh and spherical object moving in the positive direction on the Y axis. +
+

+ +

+mel source +

+
global proc intersectSphereY()
+{
+	print(". . . . . go go go\n");
+
+	int $iter = 50;
+	float $start[3] = {0, -0.5, 0};
+	float $limit[3] = {0, 5.0, 0};
+    	$mesh = "test_mesh";    
+	$tmpCN = "cpom";
+
+    
+	$obj = "rod1";
+    	float $radius = 0.5;
+    	float $curPos[3] = {0, 0, 0};
+
+	for ($i = 0; $i <= $iter; $i++)
+	{    
+       	$mesh = "test_mesh";
+		$shape = `listRelatives -shapes $mesh`;
+
+		createNode -n $tmpCN closestPointOnMesh;
+        	connectAttr -f ($shape[0] + ".outMesh") ($tmpCN + ".inMesh");
+        	setAttr ($tmpCN + ".inPosition") $curPos[0] $curPos[1] $curPos[2];
+        	
+		$cpom = `getAttr ($tmpCN + ".position")`;
+        	
+        	if ( pointDist($curPos, $cpom) <= $radius ) {
+			return ". . bonk\n";
+        	}
+
+        	$curPos[1] = ($limit.y) / $iter * $i;
+        	setAttr ($obj + ".translateY") $curPos[1];
+
+        	delete $tmpCN;
+    	}
+	return ". nope\n";
+}
+
+global proc float pointDist(float $p1[], float $p2[])
+{
+    return sqrt( 
+	(($p1[0] - $p2[0]) * ($p1[0] - $p2[0])) + 
+	(($p1[1] - $p2[1]) * ($p1[1] - $p2[1])) + 
+	(($p1[2] - $p2[2]) * ($p1[2] - $p2[2])));
+}
+
+intersectSphereY;
+ + + + + + \ No newline at end of file diff --git a/content/log/2008-11-17_buttons b/content/log/2008-11-17_buttons new file mode 100644 index 0000000..162ae2f --- /dev/null +++ b/content/log/2008-11-17_buttons @@ -0,0 +1,7 @@ +title = button invasion +date = 2009-11-17 +tags = monome, fabrication, electronics +-- + +![monome, sparkfun](http://farm3.static.flickr.com/2649/4111923978_5746f85d8a.jpg) +monome, sparkfun diff --git a/content/log/2009-12-13_mandala b/content/log/2009-12-13_mandala new file mode 100644 index 0000000..93967b8 --- /dev/null +++ b/content/log/2009-12-13_mandala @@ -0,0 +1,11 @@ +title = mandala +date = 2009-12-13 +tags = art, graphic design +-- + + + + +

+endless knot, mandala +

\ No newline at end of file diff --git a/content/log/2009-12-18_taper b/content/log/2009-12-18_taper new file mode 100644 index 0000000..a92860c --- /dev/null +++ b/content/log/2009-12-18_taper @@ -0,0 +1,5 @@ +title = taper +date = 2009-12-18 +tags = tessellated +-- + \ No newline at end of file diff --git a/content/log/2010-01-13_relative_time b/content/log/2010-01-13_relative_time new file mode 100644 index 0000000..05fb805 --- /dev/null +++ b/content/log/2010-01-13_relative_time @@ -0,0 +1,7 @@ +title = relative_time +date = 2010-01-13 +tags = time, inspiration +-- + + + diff --git a/content/log/2010-01-22_cone b/content/log/2010-01-22_cone new file mode 100644 index 0000000..a937eb3 --- /dev/null +++ b/content/log/2010-01-22_cone @@ -0,0 +1,11 @@ +title = cone +date = 2010-01-22 +tags = installation, projection +-- + + + + +

+test pattern +

\ No newline at end of file -- 2.34.1