| [opengtl-commits] [596] add kernels from the collection |
[ Thread Index |
Date Index
| More lists.tuxfamily.org/opengtl-commits Archives
]
Revision: 596
Author: cyrille
Date: 2009-03-12 17:47:20 +0100 (Thu, 12 Mar 2009)
Log Message:
-----------
add kernels from the collection
Added Paths:
-----------
trunk/shiva-collections/CMakeLists.txt
trunk/shiva-collections/filters/
trunk/shiva-collections/filters/AntiBullify.shiva
trunk/shiva-collections/filters/Bullify.shiva
trunk/shiva-collections/filters/Ripples.shiva
trunk/shiva-collections/filters/Something.shiva
trunk/shiva-collections/generators/
trunk/shiva-collections/generators/RadialGradient.shiva
trunk/shiva-collections/generators/SunRay.shiva
trunk/shiva-collections/generators/SuperNova.shiva
Property Changed:
----------------
trunk/shiva-collections/
Property changes on: trunk/shiva-collections
___________________________________________________________________
Name: svn:ignore
+
..kdev4
shiva-collections.kdev4
Added: trunk/shiva-collections/CMakeLists.txt
===================================================================
--- trunk/shiva-collections/CMakeLists.txt (rev 0)
+++ trunk/shiva-collections/CMakeLists.txt 2009-03-12 16:47:20 UTC (rev 596)
@@ -0,0 +1,7 @@
+project(shiva-collections)
+cmake_minimum_required(VERSION 2.6)
+
+set(SHARE_INSTALL_DIR ${CMAKE_INSTALL_PREFIX}/share/OpenGTL/)
+
+add_subdirectory(generators)
+add_subdirectory(filters)
Copied: trunk/shiva-collections/filters/AntiBullify.shiva (from rev 560, trunk/OpenGTL/OpenShiva/examples/AntiBullify.shiva)
===================================================================
--- trunk/shiva-collections/filters/AntiBullify.shiva (rev 0)
+++ trunk/shiva-collections/filters/AntiBullify.shiva 2009-03-12 16:47:20 UTC (rev 596)
@@ -0,0 +1,42 @@
+<
+ parameters: <
+ xcenter: <
+ label: "Center x";
+ type: float;
+ >;
+ ycenter: <
+ label: "Center y";
+ type: float;
+ >;
+ lightLengthP: <
+ label: "Zoom";
+ type: float;
+ minValue: 0.01;
+ >;
+ >;
+>;
+kernel AntiBullify
+{
+ const float width = 1000;
+ const float height = 800;
+ const float2 center = { xcenter * width, ycenter * height };
+ const float lightLength = lightLengthP * 0.5 * (width + height );
+
+ float length( float2 v)
+ {
+ v *= v;
+ return sqrt( v[0] + v[1] );
+ }
+
+ void evaluatePixel(image4 img, out pixel4 result)
+ {
+ float2 vec = result.coord - center;
+ float factor = length( vec ) / lightLength;
+ factor = 1.0 / (factor * factor);
+ result = img.sampleNearest( vec * factor + center );
+ }
+ region changed(region changed_input_region, int input_index, region input_DOD[])
+ {
+ return changed_input_region;
+ }
+}
Property changes on: trunk/shiva-collections/filters/AntiBullify.shiva
___________________________________________________________________
Name: svn:mergeinfo
+
Copied: trunk/shiva-collections/filters/Bullify.shiva (from rev 560, trunk/OpenGTL/OpenShiva/examples/Bullify.shiva)
===================================================================
--- trunk/shiva-collections/filters/Bullify.shiva (rev 0)
+++ trunk/shiva-collections/filters/Bullify.shiva 2009-03-12 16:47:20 UTC (rev 596)
@@ -0,0 +1,41 @@
+<
+ parameters: <
+ xcenter: <
+ label: "Center x";
+ type: float;
+ >;
+ ycenter: <
+ label: "Center y";
+ type: float;
+ >;
+ lightLengthP: <
+ label: "Zoom";
+ type: float;
+ minValue: 0.01;
+ >;
+ >;
+>;
+kernel Bullify
+{
+ const float width = 1000;
+ const float height = 800;
+ const float2 center = { xcenter * width, ycenter * height };
+ const float lightLength = lightLengthP * 0.5 * (width + height );
+ float length( float2 v)
+ {
+ v *= v;
+ return sqrt( v[0] + v[1] );
+ }
+
+ void evaluatePixel(image4 img, out pixel4 result)
+ {
+ float2 vec = result.coord - center;
+ float factor = length( vec ) / lightLength;
+ factor *= factor;
+ result = img.sampleNearest( vec * factor + center );
+ }
+ region changed(region changed_input_region, int input_index, region input_DOD[])
+ {
+ return changed_input_region;
+ }
+}
Property changes on: trunk/shiva-collections/filters/Bullify.shiva
___________________________________________________________________
Name: svn:mergeinfo
+
Copied: trunk/shiva-collections/filters/Ripples.shiva (from rev 560, trunk/OpenGTL/OpenShiva/examples/Ripples.shiva)
===================================================================
--- trunk/shiva-collections/filters/Ripples.shiva (rev 0)
+++ trunk/shiva-collections/filters/Ripples.shiva 2009-03-12 16:47:20 UTC (rev 596)
@@ -0,0 +1,42 @@
+<
+ parameters: <
+ xcenter: <
+ label: "Center x";
+ type: float;
+ >;
+ ycenter: <
+ label: "Center y";
+ type: float;
+ >;
+ ripplesLength: <
+ label: "Ripples length";
+ type: float;
+ minValue: 0.01;
+ maxValue: 1000.0;
+ >;
+ >;
+>;
+kernel Ripples
+{
+ const float width = 500.0;
+ const float height = 500.0;
+ const float2 center = { width * xcenter, height * ycenter };
+ const float waveslengthInv = 1.0 / 50.0;
+ float length( float2 v)
+ {
+ v *= v;
+ return sqrt( v[0] + v[1] );
+ }
+
+ void evaluatePixel(image4 img, out pixel4 result)
+ {
+ float2 vec = result.coord - center;
+ float vec_length = length( vec );
+ float displacement = cos( vec_length * waveslengthInv ) * ripplesLength / vec_length;
+ result = img.sampleNearest( vec * ( 1.0 + displacement ) + center );
+ }
+ region changed(region changed_input_region, int input_index, region input_DOD[])
+ {
+ return changed_input_region;
+ }
+}
Property changes on: trunk/shiva-collections/filters/Ripples.shiva
___________________________________________________________________
Name: svn:mergeinfo
+
Copied: trunk/shiva-collections/filters/Something.shiva (from rev 560, trunk/OpenGTL/OpenShiva/examples/Something.shiva)
===================================================================
--- trunk/shiva-collections/filters/Something.shiva (rev 0)
+++ trunk/shiva-collections/filters/Something.shiva 2009-03-12 16:47:20 UTC (rev 596)
@@ -0,0 +1,84 @@
+<
+ parameters: <
+ colors: <
+ colorrgb: <
+ label: "Object";
+ type: rgb;
+ defaultValue: { 0.2, 0.01, 0.08 };
+ >;
+ colorcenterrgb: <
+ label: "Background";
+ type: rgb;
+ defaultValue: { 1.0, 1.0, 1.0 };
+ >;
+ >;
+ xcenter: <
+ label: "Center x";
+ type: float;
+ >;
+ ycenter: <
+ label: "Center y";
+ type: float;
+ >;
+ phase: <
+ label: "Phase";
+ type: float;
+ defaultValue: 6.0;
+ maxValue: 32.0;
+ >;
+ radiusp: <
+ label: "Radius";
+ type: float;
+ defaultValue: 0.8;
+ >;
+ >;
+>;
+kernel Something
+{
+ const float width = 500.0;
+ const float height = 500.0;
+ const float2 center = { width * xcenter, height * ycenter };
+ const float PI = 3.14159265;
+ const float4 color1 = { colorrgb[0], colorrgb[1], colorrgb[2], 1.0 };
+ const float4 colorCenter = { colorcenterrgb[0], colorcenterrgb[1], colorcenterrgb[2], 1.0 };
+ const float radius = 0.2 * (width + height) * radiusp;
+ float length( float2 v)
+ {
+ v *= v;
+ return sqrt( v[0] + v[1] );
+ }
+
+ void evaluatePixel(out pixel4 result)
+ {
+ float2 vec = result.coord - center;
+ float vec_length = length( vec );
+ float angle = atan2( vec.x, vec.y);
+ float coef = (cos( angle * phase) + cos( angle * 0.5 * phase ) + cos( angle * 0.1 * phase ) + cos( angle * 0.01 * phase )) * 0.25;
+// float coef = (cos( angle * phase) * cos( angle * 0.5 * phase ) * cos( angle * 0.1 * phase ) * cos( angle * 0.01 * phase ));
+ if( coef < 0.0 ) coef = - coef;
+ coef = 1.0 - coef;
+ float adjRadius = radius * ( 0.5 + 1.0 * coef );
+ if( vec_length < adjRadius )
+ {
+ if( vec_length < adjRadius )
+ {
+ coef = pow((radius - vec_length) / adjRadius , 1.0 ) * ( 1.0 - coef) + coef;
+ }
+ result = ( 1 - coef ) * color1 + coef * colorCenter;
+
+ for( int i = 0; i < 3; ++i)
+ {
+ if(result[i] < 0) result[i] = 0.0;
+ else if(result[i] > 1) result[i] = 1.0;
+ }
+ result[3] = 1.0;
+ } else {
+ result = colorCenter;
+ }
+ }
+ region generated()
+ {
+ region reg = { 0, 0, width, height};
+ return reg;
+ }
+}
Property changes on: trunk/shiva-collections/filters/Something.shiva
___________________________________________________________________
Name: svn:mergeinfo
+
Copied: trunk/shiva-collections/generators/RadialGradient.shiva (from rev 560, trunk/OpenGTL/OpenShiva/examples/RadialGradient.shiva)
===================================================================
--- trunk/shiva-collections/generators/RadialGradient.shiva (rev 0)
+++ trunk/shiva-collections/generators/RadialGradient.shiva 2009-03-12 16:47:20 UTC (rev 596)
@@ -0,0 +1,32 @@
+<
+ parameters: <
+ xcenter: <
+ label: "Center x";
+ type: float;
+ >;
+ ycenter: <
+ label: "Center y";
+ type: float;
+ >;
+ >;
+>;
+kernel RadialGradient
+{
+ const float width = 500.0;
+ const float height = 500.0;
+ const float2 center = { width * xcenter, height * ycenter };
+ const float PI = 3.14159265;
+ void evaluatePixel(out pixel4 result)
+ {
+ float2 vec = result.coord - center;
+ float angle = atan2( vec.x, vec.y);
+ float coef = angle / PI;
+ if( coef < 0.0 ) coef = - coef;
+ result = float4(coef, coef, coef, 1.0);
+ }
+ region generated()
+ {
+ region reg = { 0, 0, width, height};
+ return reg;
+ }
+}
Property changes on: trunk/shiva-collections/generators/RadialGradient.shiva
___________________________________________________________________
Name: svn:mergeinfo
+
Copied: trunk/shiva-collections/generators/SunRay.shiva (from rev 560, trunk/OpenGTL/OpenShiva/examples/SunRay.shiva)
===================================================================
--- trunk/shiva-collections/generators/SunRay.shiva (rev 0)
+++ trunk/shiva-collections/generators/SunRay.shiva 2009-03-12 16:47:20 UTC (rev 596)
@@ -0,0 +1,63 @@
+<
+ parameters: <
+ xcenter: <
+ label: "Center x";
+ type: float;
+ >;
+ ycenter: <
+ label: "Center y";
+ type: float;
+ >;
+ fluctuation: <
+ label: "Fluctuation";
+ type: float;
+ >;
+ phase: <
+ label: "Phase";
+ type:float;
+ minValue: 0.1;
+ maxValue: 100.0;
+ defaultValue: 30.0;
+ >;
+ colorrgb: <
+ label: "Color";
+ type: rgb;
+ defaultValue: { 0.3, 0.05, 0.01 };
+ >;
+ >;
+>;
+
+kernel SunRay
+{
+ const float width = 500.0;
+ const float height = 500.0;
+ const float2 center = { width * xcenter, height * ycenter };
+ const float PI = 3.14159265;
+ const float4 color = { colorrgb[0], colorrgb[1], colorrgb[2], 1.0 };
+ float length( float2 v)
+ {
+ v *= v;
+ return sqrt( v[0] + v[1] );
+ }
+
+ void evaluatePixel(out pixel4 result)
+ {
+ float2 vec = result.coord - center;
+ float angle = atan2( vec.x, vec.y);
+ float coef = cos(angle * phase);
+ if( coef < 0.0 ) coef = - coef;
+ result = color + fluctuation * coef;
+
+ for( int i = 0; i < 3; ++i)
+ {
+ if(result[i] < 0) result[i] = 0.0;
+ else if(result[i] > 1) result[i] = 1.0;
+ }
+ result[3] = 1.0;
+ }
+ region generated()
+ {
+ region reg = { 0, 0, width, height};
+ return reg;
+ }
+}
Property changes on: trunk/shiva-collections/generators/SunRay.shiva
___________________________________________________________________
Name: svn:mergeinfo
+
Copied: trunk/shiva-collections/generators/SuperNova.shiva (from rev 560, trunk/OpenGTL/OpenShiva/examples/SuperNova.shiva)
===================================================================
--- trunk/shiva-collections/generators/SuperNova.shiva (rev 0)
+++ trunk/shiva-collections/generators/SuperNova.shiva 2009-03-12 16:47:20 UTC (rev 596)
@@ -0,0 +1,97 @@
+
+<
+ parameters: <
+ colors: <
+ color1: <
+ type: rgba;
+ defaultValue: { 0.1, 0.1, 0.2, 1.0 };
+ >;
+ color2: <
+ type: rgba;
+ defaultValue: { 0.2, 0.2, 0.4, 1.0 };
+ >;
+ colorCenter: <
+ type: rgba;
+ defaultValue: { 0.9, 0.9, 1.0, 1.0 };
+ >;
+ >;
+ xcenter: <
+ label: "Center x";
+ type: float;
+ >;
+ ycenter: <
+ label: "Center y";
+ type: float;
+ >;
+ phase: <
+ label: "Phase";
+ type: float;
+ minValue: 0.1;
+ defaultValue: 30.0;
+ maxValue: 100.0;
+ >;
+ radiusp: <
+ label: "Inner Radius";
+ type: float;
+ defaultValue: 0.01;
+ >;
+ color2radiusp: <
+ label: "Outter Radius";
+ type: float;
+ defaultValue: 0.02;
+ >;
+ >;
+>;
+
+kernel SuperNova
+{
+ const float width = 1000.0;
+ const float height = 1000.0;
+ const float wh = 0.25 * (width + height);
+ const float2 center = { width * xcenter, height * ycenter };
+ const float PI = 3.14159265;
+ const float radius = radiusp * wh;
+ const float color2radius = color2radiusp * wh;
+ float length( float2 v)
+ {
+ v *= v;
+ return sqrt( v[0] + v[1] );
+ }
+
+ void evaluatePixel(out pixel4 result)
+ {
+ float2 vec = result.coord - center;
+ float vec_length = length( vec );
+ float angle = atan2( vec.x, vec.y);
+ float coef = 0.9 * (cos( angle * phase) * cos( angle * 0.5 * phase ) * cos( angle * 0.1 * phase ) * cos( angle * 0.01 * phase )) + 0.1;
+ if( coef < 0.0 ) coef = - coef;
+ float adjRadius = radius * ( 1.0 + 2.0 * coef ); //( 0.5 + 0.5 * cos(angle) );
+ if( vec_length > adjRadius )
+ {
+ if( vec_length < adjRadius )
+ {
+ coef = pow((radius - vec_length) / adjRadius , 1.0 ) * ( 1.0 - coef) + coef;
+ }
+ float coef2 = 1.0;
+ if( vec_length < color2radius * radius )
+ {
+ coef2 = (vec_length - radius) / ( (color2radius - 1.0) * radius );
+ }
+ result = ( 1 - coef ) * ( coef2 * color1 + (1 - coef2) * color2) + coef * colorCenter;
+
+ for( int i = 0; i < 3; ++i)
+ {
+ if(result[i] < 0) result[i] = 0.0;
+ else if(result[i] > 1) result[i] = 1.0;
+ }
+ result[3] = 1.0;
+ } else {
+ result = colorCenter;
+ }
+ }
+ region generated()
+ {
+ region reg = { 0, 0, width, height};
+ return reg;
+ }
+}
Property changes on: trunk/shiva-collections/generators/SuperNova.shiva
___________________________________________________________________
Name: svn:mergeinfo
+