Revert rev 11918 "merge revisions 11872:11876 from trunk to gsoc2008-maciekd branch - license changes"

This reverts commit ec942f04ca8b33520442f079e2ea2d8d3e4be73c.

From: William S Fulton <wsf@fultondesigns.co.uk>

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/branches/gsoc2008-maciekd@13032 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/GIFPlot/Python/shadow/Makefile

@@ -0,0 +1,27 @@
+TOP        = ../../..
+SWIG       = $(TOP)/../preinst-swig
+SWIGOPT    = -outcurrentdir
+SRCS       =
+TARGET     = gifplot
+INTERFACEDIR = ../../Interface/
+INTERFACE  = gifplot.i
+LIBS       = -L../.. -lgifplot
+INCLUDES   = -I../../Include
+
+all::
+	$(MAKE) -f $(TOP)/Makefile SRCS='$(SRCS)' SWIG='$(SWIG)' \
+	INCLUDES='$(INCLUDES)' LIBS='$(LIBS)' SWIGOPT='$(SWIGOPT)' \
+	TARGET='$(TARGET)' INTERFACE='$(INTERFACE)' INTERFACEDIR='$(INTERFACEDIR)' python
+
+static::
+	$(MAKE) -f $(TOP)/Makefile SRCS='$(SRCS)' SWIG='$(SWIG)' \
+	INCLUDES='$(INCLUDES)' LIBS='$(LIBS)' SWIGOPT='$(SWIGOPT)' \
+	TARGET='mypython' INTERFACE='$(INTERFACE)' INTERFACEDIR='$(INTERFACEDIR)' python_static
+
+clean::
+	$(MAKE) -f $(TOP)/Makefile python_clean
+	rm -f $(TARGET).py
+	rm -f *.gif
+
+check: all
+	$(MAKE) -f $(TOP)/Makefile python_run

Examples/GIFPlot/Python/shadow/README

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+This example illustrates Python shadow classes. Take a look at
+the file GIFPlot/Interface/gifplot.i
+
+
+
+
+
+

Examples/GIFPlot/Python/shadow/runme.py

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+# Plot a 3D function
+import gifplot
+from math import *
+
+# Here is the function to plot
+def func(x,y):
+	return 5*cos(2*sqrt(x*x+y*y))*exp(-0.3*sqrt(x*x+y*y))
+
+# Here are some plotting parameters
+xmin = -5.0
+xmax =  5.0
+ymin = -5.0
+ymax =  5.0
+zmin = -5.0
+zmax =  5.0
+
+# Grid resolution
+nxpoints =  60
+nypoints =  60
+
+cmap  = gifplot.ColorMap("cmap")
+frame = gifplot.FrameBuffer(500,500)
+frame.clear(gifplot.BLACK)
+
+p3    = gifplot.Plot3D(frame,xmin,ymin,zmin,xmax,ymax,zmax)
+p3.lookat(2*max([xmax-xmin,ymax-ymin,zmax-zmin]))
+p3.autoperspective(40)
+p3.rotu(60)
+p3.rotr(30)
+p3.rotd(10)
+
+def drawsolid():
+	p3.clear(gifplot.BLACK)
+	p3.start()
+	dx = 1.0*(xmax-xmin)/nxpoints
+	dy = 1.0*(ymax-ymin)/nypoints
+	cscale = 240.0/(zmax-zmin)
+	x = xmin
+	for i in xrange(0,nxpoints):
+		y = ymin
+		for j in xrange(0,nypoints):
+			z1 = func(x,y)
+			z2 = func(x+dx,y)
+			z3 = func(x+dx,y+dy)
+			z4 = func(x,y+dy)
+			c1 = cscale*(z1-zmin)
+			c2 = cscale*(z2-zmin)
+			c3 = cscale*(z3-zmin)
+			c4 = cscale*(z4-zmin)
+			c = int((c1+c2+c3+c4)/4)
+			if (c < 0) : c = 0
+			if c > 239 : c = 239
+			p3.solidquad(x,y,z1,x+dx,y,z2,x+dx,y+dy,z3,x,y+dy,z4,c+16)
+			y = y + dy		
+		x = x + dx
+
+print "Making a nice 3D plot..."
+drawsolid()
+
+frame.writeGIF(cmap,"image.gif")
+print "Wrote image.gif"
+