*** empty log message ***

geometrie/buckyball/.vimrc

@@ -0,0 +1,35 @@
+version 5.0
+set nocompatible
+let cpo_save=&cpo
+set cpo=B
+map! <xHome> <Home>
+map! <xEnd> <End>
+map! <S-xF4> <S-F4>
+map! <S-xF3> <S-F3>
+map! <S-xF2> <S-F2>
+map! <S-xF1> <S-F1>
+map! <xF4> <F4>
+map! <xF3> <F3>
+map! <xF2> <F2>
+map! <xF1> <F1>
+map <xHome> <Home>
+map <xEnd> <End>
+map <S-xF4> <S-F4>
+map <S-xF3> <S-F3>
+map <S-xF2> <S-F2>
+map <S-xF1> <S-F1>
+map <xF4> <F4>
+map <xF3> <F3>
+map <xF2> <F2>
+map <xF1> <F1>
+map!  }I\begin{yyplcwendO
+map!  >I<yypa/O
+let &cpo=cpo_save
+unlet cpo_save
+set autoindent
+set exrc
+set number
+set ruler
+set shiftwidth=4
+set showmatch
+set textwidth=72

geometrie/buckyball/GNUmakefile

@@ -0,0 +1,27 @@
+# what's where?
+include GNUmakevars
+
+
+all: \
+	test-buckyball.jpg \
+
+
+
+%.ppm: %.pov
+	$(POVRAY) +L$(POVINC) +V -I$< +FP
+
+%.pov: make%
+	$< > $@
+
+
+test-buckyball.ppm: test-buckyball.pov buckyball.pov
+
+
+%.gif: %.ppm
+	ppmquant 256 $< | ppmtogif > $@
+
+%.jpg: %.ppm
+	cjpeg $< > $@
+
+www/%: %
+	cp $< $@

geometrie/buckyball/buckyball.pov

@@ -0,0 +1,102 @@
+#include "colors.inc"
+
+#declare r5 = 0.5 / sin (radians(36));
+#declare rho5 = 0.5 * tan (radians(54));
+#declare rho6 = 0.5 * tan (radians(60));
+#declare v1 = 90 - degrees(asin(rho5/rho6));
+#debug concat("v1 = ", str(v1, 0, 5), "\n")
+#declare a = rho6 * cos(radians(v1)) + r5;
+#declare b = 1;
+#declare c = sqrt(a*a + b*b);
+#declare d = rho6 * sin(radians(v1));
+#declare v2 = 2 * degrees (asin(d/(c-r5)));
+#debug concat("v2 = ", str(v2, 0, 5), "\n")
+#declare e = sin(radians(72));
+#debug concat("e = ", str(e, 0, 5), "\n")
+#declare f = e * sin(radians(v1));
+#debug concat("f = ", str(f, 0, 5), "\n")
+#declare v3 = degrees (asin(f/rho6)) + v1;
+#debug concat("v3 = ", str(v3, 0, 5), "\n")
+
+
+#declare buckyball =
+    intersection {
+	plane {
+	    <0, 1, 0> 1 
+	    pigment { color rgbf <1, 0, 0, 0.5> }
+	}
+	#declare i = 0; 
+	#while (i < 360) 
+	    plane {
+		<0, 1, 0> 1 
+		pigment { color rgbf <1, 1, 0, 0.5> }
+		rotate <0, 0, v1>
+		rotate <0, i, 0>
+	    }
+	    #declare i = i + 72;
+	#end
+
+	#declare i = 36; 
+	#while (i < 360) 
+	    plane {
+		<0, 1, 0> 1 
+		pigment { color rgbf <0, 1, 0, 0.5> }
+		rotate <0, 0, v2>
+		rotate <0, i, 0>
+	    }
+	    #declare i = i + 72;
+	#end
+
+	#declare i = 0; 
+	#while (i < 360) 
+	    plane {
+		<0, 1, 0> 1 
+		pigment { color rgbf <0, 1, 1, 0.5> }
+		rotate <0, 0, v3>
+		rotate <0, i, 0>
+	    }
+	    #declare i = i + 72;
+	#end
+
+	#declare i = 36; 
+	#while (i < 360) 
+	    plane {
+		<0, 1, 0> 1 
+		pigment { color rgbf <0, 0, 1, 0.5> }
+		rotate <0, 0, 180 - v3>
+		rotate <0, i, 0>
+	    }
+	    #declare i = i + 72;
+	#end
+
+	#declare i = 0; 
+	#while (i < 360) 
+	    plane {
+		<0, 1, 0> 1 
+		pigment { color rgbf <1, 0, 1, 0.5> }
+		rotate <0, 0, 180-v2>
+		rotate <0, i, 0>
+	    }
+	    #declare i = i + 72;
+	#end
+
+	#declare i = 36; 
+	#while (i < 360) 
+	    plane {
+		<0, 1, 0> 1 
+		pigment { color rgbf <1, 0, 0, 0.5> }
+		rotate <0, 0, 180-v1>
+		rotate <0, i, 0>
+	    }
+	    #declare i = i + 72;
+	#end
+
+	plane {
+	    <0, 1, 0> 1 
+	    pigment { color rgbf <1, 1, 0, 0.5> }
+	    rotate <0, 0, 180>
+	}
+    }
+
+
+

geometrie/buckyball/povray.ini

@@ -0,0 +1,5 @@
++A
++QR
++HTP
++fp +w800 +h600 
+display_gamma = 2.2

geometrie/buckyball/test-buckyball.pov

@@ -0,0 +1,113 @@
+#include "colors.inc"
+#include "buckyball.pov"
+
+global_settings {
+        assumed_gamma 1.0
+        ambient_light rgb<0.5, 0.5, 0.5>
+}
+
+light_source {
+    <2000, 2000, 2000>
+    color White
+}
+
+
+#declare Camera_Ortho_pl = 0;
+#declare Camera_Ortho_v1 = 0;
+#declare Camera_Ortho_v2 = 0;
+#declare Camera_Ortho_v3 = 0;
+#declare Camera_Ortho_eq = 0;
+#declare Camera_Persp = 1;
+
+
+#if (Camera_Ortho_pl)
+camera {
+        location <5, 0, 0>
+        look_at <0, 0, 0>
+	rotate <0, 0, 90>
+	angle 40
+	orthographic
+
+}
+#end
+#if (Camera_Ortho_v1)
+camera {
+        location <5, 0, 0>
+        look_at <0, 0, 0>
+	rotate <0, 0, 90>
+	rotate <0, 0, v1>
+	rotate <0, 0, 0>
+	angle 40
+	orthographic
+
+}
+#end
+#if (Camera_Ortho_v2)
+camera {
+        location <5, 0, 0>
+        look_at <0, 0, 0>
+	rotate <0, 0, 90>
+	rotate <0, 0, v2>
+	rotate <0, 36, 0>
+	angle 40
+	orthographic
+
+}
+#end
+#if (Camera_Ortho_v3)
+camera {
+        location <5, 0, 0>
+        look_at <0, 0, 0>
+	rotate <0, 0, 90>
+	rotate <0, 0, v3>
+	rotate <0, 0, 0>
+	angle 40
+	orthographic
+
+}
+#end
+#if (Camera_Ortho_eq)
+camera {
+        location <5, 0, 0>
+        look_at <0, 0, 0>
+	angle 40
+	orthographic
+
+}
+#end
+
+#if (Camera_Persp)
+camera {
+        location <5, 4, 3>
+        look_at <0, 0, 0>
+	angle 40
+
+}
+#end
+
+
+object {
+    buckyball
+}
+
+
+#if (1)
+plane {
+    <1, 0, 0>, -10
+    pigment {
+	checker color White*0.7, color White*0.5
+    }
+}
+plane {
+    <0, 1, 0>, -10
+    pigment {
+	checker color White*0.7, color White*0.5
+    }
+}
+plane {
+    <0, 0, 1>, -10
+    pigment {
+	checker color White*0.7, color White*0.5
+    }
+}
+#end

glas/GNUmakefile

@@ -0,0 +1,27 @@
+# what's where?
+include GNUmakevars
+
+
+all: \
+	test-glas.jpg \
+
+
+
+%.ppm: %.pov
+	$(POVRAY) +L$(POVINC) +V -I$< +FP
+
+%.pov: make%
+	$< > $@
+
+
+test-glas.ppm: test-glas.pov glas.pov
+
+
+%.gif: %.ppm
+	ppmquant 256 $< | ppmtogif > $@
+
+%.jpg: %.ppm
+	cjpeg $< > $@
+
+www/%: %
+	cp $< $@

glas/glas.pov

@@ -0,0 +1,40 @@
+#include "glass.inc"
+
+#declare glas =
+    union {
+	merge {
+	    difference {
+		cylinder {
+		    <0, 0, 0>, <0, 20, 0>, 3
+		}
+		cylinder {
+		    <0, 1, 0>, <0, 21, 0>, 2.8
+		}
+	    }
+	    torus {
+		2.9, 0.1
+		translate <0, 20, 0>
+	    }
+	    //texture {T_Glass3 }
+	    texture {T_Old_Glass }
+	    interior { ior 1.5 }
+
+	}
+	cylinder {
+	    <0, 1, 0> <0, 10, 0>, 2.8
+	    texture {
+		pigment {
+		    rgbf <1, 0.5, 0.7, 0.0>
+		}
+		finish {
+		    reflection 0.3
+		}
+	    }
+	    interior {
+		ior 1.33
+	    }
+	}
+    }
+
+
+

glas/povray.ini

@@ -0,0 +1,5 @@
++A
++QR
++HTP
++fp +w400 +h300 
+display_gamma = 2.2

glas/test-glas.pov

@@ -0,0 +1,66 @@
+#include "colors.inc"
+
+global_settings {
+        assumed_gamma 1.0
+        ambient_light rgb<0.5, 0.5, 0.5>
+}
+
+light_source {
+    <2000, 2000, 2000>
+    color White
+}
+
+
+#declare Camera_Totale = 1;
+//#declare Camera_Frosch = 1;
+//#declare Camera_Triebwerk = 1;
+//#declare Camera_Pol = 1;
+
+#ifdef (Camera_Frosch)
+camera {
+        location <40, 2, 0>
+        look_at <0, 8, 0>
+	angle 40
+}
+#end
+
+#ifdef (Camera_Pol)
+camera {
+        location <1, 4700, 0>
+        look_at <0, 1800, 0>
+	angle 40
+}
+#end
+
+#ifdef (Camera_Triebwerk)
+camera {
+        location <1650, 1700, 0>
+        look_at <650, 1500, 0>
+}
+#end
+
+#ifdef (Camera_Totale)
+camera {
+        location <40, 30, 20>
+        look_at <0, 10, 0>
+	angle 40
+
+}
+#end
+
+#include "glas.pov"
+
+object {
+    glas
+}
+
+
+#if (1)
+background { color rgb<0.2, 0.4, 0.8>  }
+plane {
+    <0, 1, 0>, 0
+    pigment {
+	checker color White*0.7, color White*0.5
+    }
+}
+#end