Rendering学習日記

• Fujiyama Renderer
• 2013.02.13 Wednesday

POV-Ray記事を参考に積み木をつくってみた。
参考サイト
http://monge.tec.fukuoka-u.ac.jp/cg_PovRay/box06A+6B.html



以下はPythonサンプル例です。

#!/usr/bin/env python

from math import *

#export PYTHONPATH=$PYTHONPATH:/usr/lib/python2.6/site-packages/:$HOME/Fujiyama-Renderer/bin/



from colorinc import si



import fujiyama



#si = fujiyama.SceneInterface()



#plugins

si.OpenPlugin('ConstantShader')

si.OpenPlugin('PlasticShader')



#Camera

si.NewCamera('cam1', 'PerspectiveCamera')



#Calculate python fujicam.py 0 20 20 0 0 0

si.SetSampleProperty3('cam1', 'rotate', -45, 0, 0, 0)

si.SetSampleProperty3('cam1', 'translate', 0, 20, 20, 0) 

#si.SetSampleProperty3('cam1', 'translate', 0, 1, 10, 0)

 

si.SetProperty1('cam1', 'fov', 42)



#Light

si.NewLight('light1', 'SphereLight')

si.SetProperty3('light1', 'translate', 10, 10, 10)

si.SetProperty3('light1', 'scale', .5, .5, .5)

si.SetProperty1('light1', 'intensity', 1.5)

si.SetProperty1('light1', 'sample_count', 16)



si.NewLight('light2', 'SphereLight')

si.SetProperty3('light2', 'translate', -5, 10, 10)

si.SetProperty3('light2', 'scale', .5, .5, .5)

si.SetProperty1('light2', 'intensity', 1.5)

si.SetProperty1('light2', 'sample_count', 16)



#Texture

si.NewTexture('tex1', '../mip/pisa.mip')



#Shader

si.NewShader('dome_shader', 'ConstantShader')

si.AssignTexture('dome_shader', 'texture', 'tex1')



si.NewShader('floor_shader', 'PlasticShader')

si.SetProperty3('floor_shader', 'diffuse', .9, .2, .2)

si.SetProperty1('floor_shader', 'ior', 4)



intensity = 0

si.NewShader('sphere_shader', 'PlasticShader')

si.SetProperty3('sphere_shader', 'diffuse', intensity, intensity, intensity)

si.SetProperty1('sphere_shader', 'ior', 40)



#Mesh

si.NewMesh('dome_mesh', '../mesh/dome.mesh')

si.NewMesh('floor_mesh', '../mesh/floor.mesh')

si.NewMesh('sphere_mesh', '../mesh/sphere.mesh')

si.NewMesh('cube_mesh', '../mesh/cube.mesh')





#ObjectInstance

si.NewObjectInstance('dome1', 'dome_mesh')

si.SetProperty3('dome1', 'rotate', 0, 0, 0)



#ObjectInstance

j=1

K=-5

bxname=[]

while(K<5):

     bxname.append('cube'+str(j))

     si.NewObjectInstance('cube'+str(j), 'cube_mesh')

     si.SetProperty1('cube'+str(j), 'transform_order', 'ORDER_STR')

     si.AssignShader('cube'+str(j), 'Blue_shader' )

     si.SetProperty3('cube'+str(j), 'scale',1,3,1)

     si.SetProperty3('cube'+str(j), 'translate',K,1.6,3)



     K=K+1.75

     j+=1



j=7

K=-3

while(K<5):

     bxname.append('cube'+str(j))

     si.NewObjectInstance('cube'+str(j), 'cube_mesh')

     si.SetProperty1('cube'+str(j), 'transform_order', 'ORDER_STR')

     si.AssignShader('cube'+str(j), 'ForestGreen_shader' )

     si.SetProperty3('cube'+str(j), 'scale',1,3,1)

     si.SetProperty3('cube'+str(j), 'translate',K-1,4.6,3)



     K=K+1.75

     j+=1



j=12

K=-2

while(K<5):

     bxname.append('cube'+str(j))

     si.NewObjectInstance('cube'+str(j), 'cube_mesh')

     si.SetProperty1('cube'+str(j), 'transform_order', 'ORDER_STR')

     si.AssignShader('cube'+str(j), 'Orange_shader' )

     si.SetProperty3('cube'+str(j), 'scale',1,3,1)

     si.SetProperty3('cube'+str(j), 'translate',K-1,7.6,3)



     K=K+1.75

     j+=1



j=16

K=-1

while(K<4):

     bxname.append('cube'+str(j))

     si.NewObjectInstance('cube'+str(j), 'cube_mesh')

     si.SetProperty1('cube'+str(j), 'transform_order', 'ORDER_STR')

     si.AssignShader('cube'+str(j), 'Coral_shader' )

     si.SetProperty3('cube'+str(j), 'scale',1,3,1)

     si.SetProperty3('cube'+str(j), 'translate',K-1,10.6,3)



     K=K+1.75

     j+=1





#si.SetProperty3('dome1', 'scale', -.5, .5, .5)

si.SetProperty3('dome1', 'scale', -2, 2, 2)

si.AssignShader('dome1', 'dome_shader')



si.NewObjectInstance('floor1', 'floor_mesh')

si.SetProperty3('floor1', 'scale', 50, 50, 50)

si.SetProperty3('floor1', 'translate', 0, 0, 0)

si.AssignShader('floor1', 'floor_shader')



#ObjectGroup

si.NewObjectGroup('group1')

for i in bxname:

    si.AddObjectToGroup('group1', i)



for i in bxname:

    si.AssignObjectGroup(i, 'shadow_target', 'group1')

si.AssignObjectGroup('floor1', 'shadow_target', 'group1')



#FrameBuffer

si.NewFrameBuffer('fb1', 'rgba')



#Renderer

si.NewRenderer('ren1')

si.AssignCamera('ren1', 'cam1')

si.AssignFrameBuffer('ren1', 'fb1')

si.SetProperty2('ren1', 'resolution', 512, 384)

#si.SetProperty2('ren1', 'resolution', 160, 120)

si.SetProperty2('ren1', 'pixelsamples', 2, 2)



#Rendering

si.RenderScene('ren1')



#Output

si.SaveFrameBuffer('fb1', '../povsp8.fb')



#Run commands

si.Run()

#si.Print()

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