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-rwxr-xr-xDemo/sgi/gl/kunst.py426
1 files changed, 0 insertions, 426 deletions
diff --git a/Demo/sgi/gl/kunst.py b/Demo/sgi/gl/kunst.py
deleted file mode 100755
index f37f979..0000000
--- a/Demo/sgi/gl/kunst.py
+++ /dev/null
@@ -1,426 +0,0 @@
-#! /usr/bin/env python
-# Simulate the artwork in the hall.
-# Jack Jansen, Feb 91.
-
-from gl import *
-from GL import *
-from math import *
-from DEVICE import *
-import sys
-import __main__
-main_dict = __main__.__dict__
-
-SPOTDIRECTION = 103
-SPOTLIGHT = 104
-
-#
-# Make a cylinder paralel with the Z axis with center (X,Y,0)
-# and radius 1
-def mkcyl(nslice, nparts, docircle):
- cyl = []
- step = 2.0 / float(nslice)
- z = -1.0
- for i in range(nslice):
- cyl.append(mkslice(z, z+step, nparts, docircle))
- z = z + step
- return drawcylinder(cyl)
-#
-# Make one part of a cylinder
-#
-def mkslice(z1, z2, nparts, docircle):
- if docircle:
- w1 = z1
- w2 = z2
- w1 = sqrt(1.0-w1*w1)
- w2 = sqrt(1.0-w2*w2)
- normalz = 1.0
- else:
- w1 = 1.0
- w2 = 1.0
- normalz = 0.0
- slice = []
- step = (2.0*pi)/float(nparts)
- angle = 0.0
- for i in range(nparts+1):
- vx = cos(angle)
- vy = sin(angle)
- slice.append( ((vx*w1,vy*w1,z1), (vx*w1, vy*w1, z1*normalz)) )
- slice.append( ((vx*w2,vy*w2,z2), (vx*w2, vy*w2, z2*normalz)) )
- angle = angle + step
- return slice
-#
-# Drawcylinder : draw the cylinder
-#
-class struct: pass
-curobj = struct()
-curobj.curobj = 1
-def drawcylinder(cyl):
- obj = curobj.curobj
- curobj.curobj = curobj.curobj+1
- makeobj(obj)
- for slice in cyl:
- bgntmesh()
- vnarray(slice)
- endtmesh()
- closeobj()
- return obj
-#
-def drawnormals(cyl):
- for slice in cyl:
- for triang in slice:
- bgnline()
- v3f(triang[0])
- v3f(triang[0][0] + triang[1][0], triang[0][1] + triang[1][1], triang[0][2] + triang[1][2])
- endline()
-def drawfloors():
- obj = curobj.curobj
- curobj.curobj = curobj.curobj+1
- makeobj(obj)
- bgnpolygon()
- v3i(4,6,-6)
- v3i(-6,6,-6)
- v3i(-6,-6,-6)
- v3i(4,-6,-6)
- endpolygon()
- for floor in range(3):
- pos = -1 + 5*floor
- bgnpolygon()
- v3i(4,4,pos)
- v3i(-6,4,pos)
- v3i(-6,6,pos)
- v3i(4,6,pos)
- endpolygon()
- bgnpolygon()
- v3i(-4,4,pos)
- v3i(-4,-4,pos)
- v3i(-6,-4,pos)
- v3i(-6,4,pos)
- endpolygon()
- bgnpolygon()
- v3i(-6,-4,pos)
- v3i(-6,-6,pos)
- v3i(4,-6,pos)
- v3i(4,-4,pos)
- endpolygon()
- closeobj()
- return obj
-def drawdoors():
- obj = curobj.curobj
- curobj.curobj = curobj.curobj+1
- makeobj(obj)
- for floor in range(3):
- pos = -1+5*floor
- bgnpolygon()
- v3i(-2,6,pos)
- v3i(-2,6,pos+3)
- v3i(0,6,pos+3)
- v3i(0,6,pos)
- endpolygon()
- closeobj()
- return obj
-def drawrailing():
- obj = curobj.curobj
- curobj.curobj = curobj.curobj+1
- makeobj(obj)
- for floor in range(3):
- pos = -1 + 5*floor
- bgnpolygon()
- v3i(4,4,pos)
- v3i(4,4,pos-1)
- v3i(-4,4,pos-1)
- v3i(-4,4,pos)
- endpolygon()
- bgnpolygon()
- v3i(-4,4,pos)
- v3i(-4,4,pos-1)
- v3i(-4,-4,pos-1)
- v3i(-4,-4,pos)
- endpolygon()
- bgnpolygon()
- v3i(-4,-4,pos)
- v3i(-4,-4,pos-1)
- v3i(4,-4,pos-1)
- v3i(4,-4,pos)
- endpolygon()
- closeobj()
- return obj
-def drawwalls():
- obj = curobj.curobj
- curobj.curobj = curobj.curobj+1
- makeobj(obj)
- bgnpolygon()
- v3i(4,6,-6)
- v3i(4,6,18)
- v3i(-6,6,18)
- v3i(-6,6,-6)
- endpolygon()
- bgnpolygon()
- v3i(-6,6,-6)
- v3i(-6,6,18)
- v3i(-6,-6,18)
- v3i(-6,-6,-6)
- endpolygon()
- bgnpolygon()
- v3i(-6,-6,-6)
- v3i(-6,-6,18)
- v3i(4,-6,18)
- v3i(4,-6,-6)
- endpolygon()
- bgnpolygon()
- v3i(4,-6,-6)
- v3i(4,-6,18)
- v3i(4,4,18)
- v3i(4,4,-6)
- endpolygon()
- closeobj()
- return obj
-def axis():
- bgnline()
- cpack(0xff0000)
- v3i(-1,0,0)
- v3i(1,0,0)
- v3f(1.0, 0.1, 0.1)
- endline()
- bgnline()
- cpack(0xff00)
- v3i(0,-1,0)
- v3i(0,1,0)
- v3f(0.1, 1.0, 0.1)
- endline()
- bgnline()
- cpack(0xff)
- v3i(0,0,-1)
- v3i(0,0,1)
- v3f(0.1,0.1,1.0)
- endline()
-#
-green_velvet = [ DIFFUSE, 0.05, 0.4, 0.05, LMNULL]
-silver = [ DIFFUSE, 0.3, 0.3, 0.3, SPECULAR, 0.9, 0.9, 0.95, \
- SHININESS, 40.0, LMNULL]
-floormat = [ AMBIENT, 0.5, 0.25, 0.15, DIFFUSE, 0.5, 0.25, 0.15, SPECULAR, 0.6, 0.3, 0.2, SHININESS, 20.0, LMNULL]
-wallmat = [ DIFFUSE, 0.4, 0.2, 0.1, AMBIENT, 0.4, 0.20, 0.10, SPECULAR, 0.0, 0.0, 0.0, SHININESS, 20.0, LMNULL]
-offwhite = [ DIFFUSE, 0.8, 0.8, 0.6, AMBIENT, 0.8, 0.8, 0.6, SPECULAR, 0.9, 0.9, 0.9, SHININESS, 30.0, LMNULL]
-doormat = [ DIFFUSE, 0.1, 0.2, 0.5, AMBIENT, 0.2, 0.4, 1.0, SPECULAR, 0.2, 0.4, 1.0, SHININESS, 60.0, LMNULL]
-
-toplight = [ LCOLOR, 1.0, 1.0, 0.5, \
- POSITION, 0.0, 0.0, 11.0, 1.0, LMNULL]
-floor1light = [ LCOLOR, 1.0, 1.0, 1.0, POSITION, 3.9, -3.9, 0.0, 1.0, \
- SPOTDIRECTION, 1.0, 1.0, 0.0, SPOTLIGHT, 10.0, 90.0, LMNULL]
-
-lmodel = [ AMBIENT, 0.92, 0.8, 0.5, LOCALVIEWER, 1.0, LMNULL]
-#
-def lighting():
- lmdef(DEFMATERIAL, 1, green_velvet)
- lmdef(DEFMATERIAL, 2, silver)
- lmdef(DEFMATERIAL, 3, floormat)
- lmdef(DEFMATERIAL, 4, wallmat)
- lmdef(DEFMATERIAL, 5, offwhite)
- lmdef(DEFMATERIAL, 6, doormat)
- lmdef(DEFLIGHT, 1, toplight)
- lmdef(DEFLIGHT, 2, floor1light)
- lmdef(DEFLMODEL, 1, lmodel)
- lmbind(MATERIAL, 1)
- lmbind(LIGHT0, 1)
- lmbind(LIGHT1, 2)
- lmbind(LMODEL, 1)
-IdMat=[1.0,0.0,0.0,0.0, 0.0,1.0,0.0,0.0, 0.0,0.0,1.0,0.0, 0.0,0.0,0.0,1.0]
-#
-def defun(axis):
- done = 0
- while not done:
- print 'F'+axis+'(t) = ',
- s = sys.stdin.readline(100)
- print
- try:
- s = 'def f'+axis+'(t): return '+s
- exec(s, main_dict)
- done = 1
- except RuntimeError:
- print 'Sorry, there is a syntax error in your expression'
-def getfunctions():
- print 'Welcome to the CWI art simulator. You can now enter X, Y and Z'
- print 'coordinates as a function of t.'
- print 'Normal trig functions are available. Please use floating point'
- print 'values only (so 0.0 for 0). Comments to jack@cwi.nl'
- defun('x')
- defun('y')
- defun('z')
- print 'Ok, here you go. Use mouse+right button to move up/down,'
- print 'mouse+middle to speed up/slow down time. type ESC to quit simulation'
-def main():
- getfunctions()
- foreground()
- prefposition(100,600,100,600)
- void = winopen('cyl')
- qdevice(ESCKEY)
- qdevice(MOUSE1)
- qdevice(MOUSE2)
- qdevice(PKEY)
- RGBmode()
- doublebuffer()
- gconfig()
- zbuffer(1)
- mmode(MVIEWING)
- perspective(400, 1.0, 1.0, 20.0)
- loadmatrix(IdMat)
- vx = 0.0
- vy = -6.0
- vz = 0.0
- lookat(0.0, -6.0, 0.0, 0.0, 0.0, 0.0, 0)
- lighting()
- t = -1.0
- step = 1.0
- bol = mkcyl(12,24, 1)
- cable = mkcyl(1, 6, 0)
- floors = drawfloors()
- walls = drawwalls()
- pillar = mkcyl(1,4,0)
- railing = drawrailing()
- doors = drawdoors()
- shademodel(GOURAUD)
- mousing = -1
- pausing = 0
- while 1:
- #
- # Check for some user input
- #
- if qtest():
- dev, value = qread()
- if dev == PKEY and value == 1:
- pausing = 1
- if dev == ESCKEY:
- break
- elif (dev==MOUSE1 or dev==MOUSE2) and value == 1:
- if mousing > 0:
- vx = 0.0
- vy = -6.0
- vz = 0.0
- mousing = dev
- oldx = getvaluator(MOUSEX)
- oldy = getvaluator(MOUSEY)
- elif (dev==MOUSE1 or dev==MOUSE2):
- mousing = -1
- if mousing >= 0:
- newx = getvaluator(MOUSEX)
- newy = getvaluator(MOUSEY)
- if newy <> oldy and mousing==MOUSE1:
- vz = vz + float(newy - oldy)/100.0
- dist = sqrt(vx*vx + vy*vy + vz*vz)
- perspective(400, 1.0, 1.0, dist+16.0)
- loadmatrix(IdMat)
- if vz < 0.0:
- lookat(vx, vy, vz, 0.0, 0.0, 0.0, 1800)
- else:
- lookat(vx, vy, vz, 0.0, 0.0, 0.0, 0)
- if newy <> oldy and mousing==MOUSE2:
- step = step * exp(float(newy-oldy)/400.0)
- if getbutton(CTRLKEY) == 0:
- t = t + step
- else:
- t = t - step
- if getbutton(LEFTSHIFTKEY) == 0:
- shademodel(GOURAUD)
- else:
- shademodel(FLAT)
- #
- # Draw background and axis
- cpack(0x105090)
- clear()
- zclear()
- cpack(0x905010)
- axis()
- #
- # Draw object
- #
- bolx = fx(t)
- boly = fy(t)
- bolz = fz(t)
- err = ''
- if bolx < -4.0 or bolx > 4.0:
- err = 'X('+`bolx`+') out of range [-4,4]'
- if boly < -4.0 or boly > 4.0:
- err = 'Y('+`boly`+') out of range [-4,4]'
- if bolz < -4.0 or bolz > 8.0:
- err = 'Z('+`bolz`+') out of range [-4,8]'
- if not err:
- pushmatrix()
- translate(bolx, boly, bolz)
- scale(0.3, 0.3, 0.3)
- lmbind(MATERIAL, 2)
- callobj(bol)
- popmatrix()
- #
- # Draw the cables
- #
- bolz = bolz + 0.3
- pushmatrix()
- linesmooth(SML_ON)
- bgnline()
- v3i(-4,-4,9)
- v3f(bolx, boly, bolz)
- endline()
- bgnline()
- v3i(-4,4,9)
- v3f(bolx, boly, bolz)
- endline()
- bgnline()
- v3i(4,-4,9)
- v3f(bolx, boly, bolz)
- endline()
- bgnline()
- v3i(4,4,9)
- v3f(bolx, boly, bolz)
- endline()
- popmatrix()
- #
- # draw the floors
- #
- lmbind(MATERIAL, 3)
- callobj(floors)
- lmbind(MATERIAL, 4)
- callobj(walls)
- lmbind(MATERIAL, 5)
- pushmatrix()
- translate(-4.5,4.5,3.0)
- scale(0.2,0.2,9.0)
- rotate(450,'z')
- callobj(pillar)
- popmatrix()
- callobj(railing)
- lmbind(MATERIAL, 6)
- pushmatrix()
- translate(0.0, -0.01, 0.0)
- callobj(doors)
- popmatrix()
- if mousing == MOUSE2 or err:
- cpack(0xff0000)
- cmov(0.0, 0.0, 0.4)
- charstr('t='+`t`)
- if mousing == MOUSE2:
- cpack(0xff0000)
- cmov(0.0, 0.0, 0.2)
- charstr('delta-t='+`step`)
- if err:
- cpack(0xff00)
- cmov(0.0, 0.0, 0.2)
- print err
- charstr(err)
- pausing = 1
- if pausing:
- cpack(0xff00)
- cmov(0.0, 0.0, 0.0)
- charstr('Pausing, type P to continue')
- swapbuffers()
- if pausing:
- while 1:
- dv=qread()
- if dv==(PKEY,1):
- break
- if dv==(ESCKEY,1):
- sys.exit(0)
- pausing = 0
-#
-try:
- main()
-except KeyboardInterrupt:
- sys.exit(1)
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