Rendering学習日記

Fujiyama RendererのデフォルトFOVは30度になっている。(訂正しました)

si.SetProperty1('cam1', 'fov', 30)

と設定する。

視点 0 1 8から、
0 1 0を見ている。

以下のpythonサンプルは、fovを変更してみました。

#!/usr/bin/env python



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

import fujiyama



si = fujiyama.SceneInterface()



#plugins

si.OpenPlugin('ConstantShader')

si.OpenPlugin('PlasticShader')



#Camera

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

#si.SetSampleProperty3('cam1', 'translate', 0, 8, 8, 0)

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

#Calculate python fujicam.py 0 1 8 0 1 0

#si.SetSampleProperty3('cam1', 'rotate',0.00, 180, 0.00,0)

si.SetSampleProperty3('cam1', 'translate', 0, 1, 8,0)

si.SetProperty1('cam1', 'fov', 35)



#Light

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

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

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

si.SetProperty1('light1', 'intensity', 1)

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



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

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

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

si.SetProperty1('light2', 'intensity', 1)

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)



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')



#ObjectInstance

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

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

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



si.NewObjectInstance('sphere1', 'sphere_mesh')

si.AssignShader('sphere1', 'sphere_shader')

si.SetProperty3('sphere1', 'translate', 0, 1, 0)

#si.SetProperty3('sphere1', 'scale', .5, .5, .5)



#ObjectGroup

si.NewObjectGroup('group1')

si.AddObjectToGroup('group1', 'sphere1')

si.AssignObjectGroup('sphere1', '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', 640, 480)

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

#si.SetProperty2('ren1', 'pixelsamples', 12, 12)



#Rendering

si.RenderScene('ren1')



#Output

si.SaveFrameBuffer('fb1', '../povsphere04.fb')



#Run commands

si.Run()

#si.Print()

FOV=15


FOV=25


FOV=35(デフォルト)


FOV=45


FOV=67


FOV=90


FOV=120

PlasticShaderにdiffuse_mapできます。
陰影も出ます。
ありがとうございます。



以下、サンプル、floor2.meshはplyにuv情報を付加しております。

#!/usr/bin/env python

# -*- coding: utf-8 -*-

 

#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')

si.OpenPlugin('GlassShader')



#Camera

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

si.SetProperty3('cam1', 'rotate', -30, 0.00, 0.00)

si.SetProperty3('cam1', 'translate', 0.00, 6.00, 7.00)

#si.SetProperty1('cam1', 'fov', 20)

 

#Light

"""

si.NewLight('lighta', 'PointLight')

si.SetProperty3('lighta', 'translate', -5, 4, 5)

si.SetProperty1('lighta', 'intensity', 0.03)



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

si.SetProperty3('lightb', 'translate', 5, 4, 5)

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

si.SetProperty1('lightb', 'intensity', 0.03)

"""

#Light

si.NewLight( 'light0', 'PointLight')

si.SetProperty3( 'light0', 'translate', 0.900771, 12, 4.09137)

si.SetProperty1( 'light0', 'intensity', 0.03125)

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

si.SetProperty3( 'light1', 'translate', 2.02315, 12, 5.28021)

si.SetProperty1( 'light1' ,'intensity', 0.03125)

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

si.SetProperty3( 'light2', 'translate', 10.69, 12, 13.918)

si.SetProperty1( 'light2', 'intensity', 0.03125)

si.NewLight( 'light3', 'PointLight')

si.SetProperty3( 'light3', 'translate', 4.28027, 12, 7.58462)

si.SetProperty1( 'light3', 'intensity', 0.03125)

si.NewLight( 'light4', 'PointLight')

si.SetProperty3( 'light4', 'translate', 12.9548, 12, 1.19914)

si.SetProperty1( 'light4', 'intensity', 0.03125)

si.NewLight( 'light5', 'PointLight')

si.SetProperty3( 'light5', 'translate', 6.55808, 12, 2.31772)

si.SetProperty1( 'light5', 'intensity', 0.03125)

si.NewLight( 'light6', 'PointLight')

si.SetProperty3( 'light6', 'translate', 0.169064, 12, 10.9623)

si.SetProperty1( 'light6', 'intensity', 0.03125)

si.NewLight( 'light7', 'PointLight')

si.SetProperty3( 'light7', 'translate', 1.25002, 12, 4.51314)

si.SetProperty1( 'light7', 'intensity', 0.03125)

si.NewLight( 'light8', 'PointLight')

si.SetProperty3( 'light8', 'translate', 2.46758, 12, 5.73382)

si.SetProperty1( 'light8', 'intensity', 0.03125)

si.NewLight( 'light9', 'PointLight')

si.SetProperty3( 'light9', 'translate', 3.55644, 12, 6.84334)

si.SetProperty1( 'light9','intensity', 0.03125)

si.NewLight( 'light10', 'PointLight')

si.SetProperty3( 'light10', 'translate', 4.76112, 12, 8.00264)

si.SetProperty1( 'light10', 'intensity', 0.03125)

si.NewLight( 'light11', 'PointLight')

si.SetProperty3( 'light11', 'translate', 13.3267,12, 9.10333)

si.SetProperty1( 'light11', 'intensity', 0.03125)

si.NewLight( 'light12', 'PointLight')

si.SetProperty3( 'light12', 'translate', 14.4155, 12, 2.68084)

si.SetProperty1( 'light12', 'intensity', 0.03125)

si.NewLight( 'light13', 'PointLight')

si.SetProperty3( 'light13', 'translate', 8.10755, 12, 3.79629)

si.SetProperty1( 'light13', 'intensity', 0.03125)

si.NewLight( 'light14', 'PointLight')

si.SetProperty3( 'light14', 'translate', 9.21103, 12, 4.9484)

si.SetProperty1( 'light14', 'intensity', 0.03125)

si.NewLight( 'light15', 'PointLight')

si.SetProperty3( 'light15', 'translate', 2.83469, 12, 6.09221)

si.SetProperty1( 'light15', 'intensity', 0.03125)

si.NewLight( 'light16', 'PointLight')

si.SetProperty3( 'light16', 'translate', 4.00945, 12, 7.18302)

si.SetProperty1( 'light16', 'intensity', 0.03125)

si.NewLight( 'light17', 'PointLight')

si.SetProperty3( 'light17', 'translate', 12.6072, 12, 0.832089)

si.SetProperty1( 'light17', 'intensity', 0.03125)

si.NewLight( 'light18', 'PointLight')

si.SetProperty3( 'light18', 'translate', 6.21169, 12, 1.98055)

si.SetProperty1( 'light18', 'intensity', 0.03125)

si.NewLight( 'light19', 'PointLight')

si.SetProperty3( 'light19', 'translate', 7.39599, 12, 10.5563)

si.SetProperty1( 'light19', 'intensity', 0.03125)

si.NewLight( 'light20', 'PointLight')

si.SetProperty3( 'light20', 'translate', 8.52421, 12, 4.15086)

si.SetProperty1( 'light20', 'intensity', 0.03125)

si.NewLight( 'light21', 'PointLight')

si.SetProperty3( 'light21', 'translate', 9.5891, 12, 5.39715)

si.SetProperty1( 'light21', 'intensity', 0.03125)

si.NewLight( 'light22', 'PointLight')

si.SetProperty3( 'light22', 'translate', 3.18967, 12, 13.9542)

si.SetProperty1( 'light22', 'intensity', 0.03125)

si.NewLight( 'light23','PointLight')

si.SetProperty3( 'light23', 'translate', 4.41432, 12, 0.082813)

si.SetProperty1( 'light23', 'intensity', 0.03125)

si.NewLight( 'light24', 'PointLight')

si.SetProperty3( 'light24', 'translate', 5.48803, 12, 1.21856)

si.SetProperty1( 'light24', 'intensity', 0.03125)

si.NewLight( 'light25', 'PointLight')

si.SetProperty3( 'light25', 'translate', 6.57647, 12, 2.31432)

si.SetProperty1( 'light25', 'intensity', 0.03125)

si.NewLight( 'light26', 'PointLight')

si.SetProperty3( 'light26', 'translate', 0.265098, 12, 10.9453)

si.SetProperty1( 'light26', 'intensity', 0.03125)

si.NewLight( 'light27', 'PointLight')

si.SetProperty3( 'light27', 'translate', 8.84422, 12, 12.1117)

si.SetProperty1( 'light27', 'intensity', 0.03125)

si.NewLight( 'light28', 'PointLight')

si.SetProperty3( 'light28', 'translate', 10.0154, 12, 5.67625)

si.SetProperty1( 'light28', 'intensity', 0.03125)

si.NewLight( 'light29', 'PointLight')

si.SetProperty3( 'light29', 'translate', 11.0907, 12, 14.4043)

si.SetProperty1( 'light29', 'intensity', 0.03125)

si.NewLight( 'light30', 'PointLight')

si.SetProperty3( 'light30', 'translate', 4.71726, 12, 7.98851)

si.SetProperty1( 'light30', 'intensity', 0.03125)

si.NewLight( 'light31', 'PointLight')

si.SetProperty3( 'light31', 'translate', 13.3907, 12, 9.08986)

si.SetProperty1( 'light31', 'intensity', 0.03125)

 

#Texture

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

si.NewTexture('tex2', '../mip/uvmap.mip')



#Shader

si.NewShader('teapot_shader', 'GlassShader')

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

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



#Mesh

si.NewMesh('teapot_mesh', '../mesh/teapot.mesh')

si.NewMesh('floor_mesh', '../mesh/floor2.mesh')

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



#ObjectInstance

#ObjectInstance

si.NewObjectInstance('teapot1','teapot_mesh')

si.SetProperty3('teapot1', 'translate', 0, 0.5, -2)

si.SetProperty3('teapot1', 'scale', 1.6, 1.6, 1.6)

si.AssignShader('teapot1','teapot_shader')



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

si.SetProperty3('floor1','translate', 0, 0, -2.5)

si.SetProperty3('floor1','scale', .6, .6, .6)

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

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

si.AssignTexture('floor_shader', 'diffuse_map', 'tex2')



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

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

si.SetProperty3( 'dome1', 'rotate', 0 ,135, 0)

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

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



#ObjectGroup

si.NewObjectGroup( 'group1')

si.AddObjectToGroup( 'group1', 'teapot1')

si.AssignObjectGroup( 'teapot1','shadow_target',  'group1')

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





#FrameBuffer

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



#Properties

si.ShowPropertyList('Renderer')



#Renderer

si.NewRenderer('ren1')

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

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

si.SetProperty2('ren1', 'resolution', 512, 300)

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



si.SetProperty1('ren1', 'raymarch_step', .01)

si.SetProperty1('ren1', 'raymarch_shadow_step', .02)

si.SetProperty1('ren1', 'raymarch_reflect_step', .02)



#Rendering

si.RenderScene('ren1')



#Output

si.SaveFrameBuffer('fb1', '../teapotscn01.fb')



#Run commands

si.Run()

#si.Print()

ティーポットをPython APIを利用して増やしてみました。
勉強になります。
ありがとうございます。

#!/usr/bin/python

# set PYTHONPATH=C:\Python25;C:\Python25\Scripts;%RMANTREE%\bin



import sys

sys.path.append("D:\lighting\PythonClasses")



import math

import getpass

import time,random



# import the python renderman library

import prman



from vector import Vector

from Camera import *





def Scene(ri) :

	ri.AttributeBegin()

	ri.Attribute( "visibility", {"trace": [1]})

	ri.Attribute( "visibility", {"int transmission": [1]})

	random.seed(25)



	face=[-0.1,-1,-10, 0.1,-1,-10,-0.1,-1,10, 0.1,-1,10]

	plank=-10.0

	while (plank <=10.0) :

		ri.TransformBegin()

		ri.Color([random.uniform(0.35,0.4),random.uniform(0.1,0.025),0])

		c0=[random.uniform(-10,10),random.uniform(-10,10),random.uniform(-10,10)]

		c1=[random.uniform(-10,10),random.uniform(-10,10),random.uniform(-10,10)]

		ri.Surface("wood",{"Ks":[0.1],"point c0":c0,"point c1":c1,"float grain":random.randint(2,20)})

		ri.Translate(plank,0,0)

		ri.Patch("bilinear",{'P':face})

		ri.TransformEnd()

		plank=plank+0.206

	ri.AttributeEnd()

	

	ri.AttributeBegin()

	ri.Attribute( "visibility", {"trace": [1]})

	ri.Attribute( "visibility", {"int transmission": [1]})

	face=[-10,-1,-10, 10,-1,-10,-10,-1,10, 10,-1,10]

	ri.TransformBegin()

	ri.Color([0.1,0.1,0.1])

	ri.Translate(0,-0.5,0.8)

	ri.Patch("bilinear",{'P':face})

	ri.TransformEnd()

	ri.AttributeEnd()

	

	ri.TransformBegin()

	ri.AttributeBegin()

	ri.Attribute( "visibility", {"trace": [1]})

	ri.Attribute( "visibility", {"int transmission": [1]})

	ri.Color([0.9,0.9,0.9])

	ri.Translate( 0,-1.0,0)

	ri.Rotate(-90,1,0,0)

	ri.Rotate(0,0,0,1)

	ri.Scale(0.4,0.4,0.4)

	ri.Surface( "shinymetal", {"string texturename": ["raytrace"]})

	#ri.Surface("plastic")

	ri.Geometry("teapot")

	ri.AttributeEnd()

	ri.TransformEnd()

	for i in range(0,361,12):

		ri.TransformBegin()

		ri.AttributeBegin()

		ri.Attribute( "visibility", {"trace": [1]})

		ri.Attribute( "visibility", {"int transmission": [1]})

		ri.Color([0.9,0.9,0.9])

		ri.Rotate(i,0,1,0)

		ri.Translate( 0,-1.0,8)

		ri.Rotate(-90,1,0,0)

		ri.Rotate(90,0,0,1)

		ri.Scale(0.4,0.4,0.4)

		ri.Surface( "shinymetal", {"string texturename": ["raytrace"]})

		#ri.Surface("plastic")

		ri.Geometry("teapot")

		ri.AttributeEnd()

		ri.TransformEnd()

	

	for i in range(0,361,20):

		ri.TransformBegin()

		ri.AttributeBegin()

		ri.Attribute( "visibility", {"trace": [1]})

		ri.Attribute( "visibility", {"int transmission": [1]})

		ri.Color([0.9,0.9,0.9])

		ri.Rotate(i,0,1,0)

		ri.Translate( 0,-1.0,6)

		ri.Rotate(-90,1,0,0)

		ri.Rotate(30,0,0,1)

		ri.Scale(0.4,0.4,0.4)

		ri.Surface( "shinymetal", {"string texturename": ["raytrace"]})

		#ri.Surface("plastic")

		ri.Geometry("teapot")

		ri.AttributeEnd()

		ri.TransformEnd()

	

	for i in range(0,361,30):

		ri.TransformBegin()

		ri.AttributeBegin()

		ri.Attribute( "visibility", {"trace": [1]})

		ri.Attribute( "visibility", {"int transmission": [1]})

		ri.Color([0.9,0.9,0.9])

		ri.Rotate(i,0,1,0)

		ri.Translate( 0,-1.0,4)

		ri.Rotate(-90,1,0,0)

		ri.Rotate(80,0,0,1)

		ri.Scale(0.4,0.4,0.4)

		ri.Surface( "shinymetal", {"string texturename": ["raytrace"]})

		#ri.Surface("plastic")

		ri.Geometry("teapot")

		ri.AttributeEnd()

		ri.TransformEnd()

	

ri = prman.Ri() # create an instance of the RenderMan interface

#cam=Camera(Vector(4,0.2,4,1),Vector(0,0,0,1),Vector(0,1,0,0))

cam=Camera(Vector(10,5,-10,1),Vector(0,0,0,1),Vector(0,1,0,0))



cam.fov=45



#filename = "Camera.rib" 

filename = "__render"



ri.Begin(filename)

#ri.Begin(ri.RENDER)

ri.Declare("Light1" ,"string")

ri.Declare("Light2" ,"string")

ri.Declare("Light3" ,"string")

# now we add the display element using the usual elements

# FILENAME DISPLAY Type Output format

ri.Display("Camera.exr", "framebuffer", "rgba")

#ri.Display("Camera02.png", "file", "rgb")

cam.Format(ri)



# now we start our world

ri.WorldBegin()

ri.LightSource("shadowdistant",{ri.HANDLEID:"Light1", "from": [ -10, 10, -10], "to": [ 0, 0, 0], "intensity":[2.0], "string shadowname": ["raytrace"]}) 

#ri.LightSource( "pointlight", {ri.HANDLEID:"Light1", "point from":[-2,2,4], "float intensity": [50]})

ri.LightSource( "distantlight", {ri.HANDLEID:"Light2", "point to":[-1,-0.03,0], "float intensity": [1]})

ri.LightSource( "distantlight", {ri.HANDLEID:"Light3", "point to":[0,-0.5,-1], "float intensity": [0.2]})



ri.Illuminate("Light1",1)

ri.Illuminate("Light2",1)

ri.Illuminate("Light3",1)

cam.Place(ri)

ri.AttributeBegin()

size=20.0

ri.Attribute( "visibility", {"trace": [1]})

ri.Attribute( "visibility", {"int transmission": [0]})

ri.TransformBegin()

ri.Color(( .2773, .2855, .6679))

ri.Surface( "matte")

ri.Sphere(size, -size, size,360)

ri.TransformEnd()

ri.AttributeEnd()

ri.TransformBegin()

Scene(ri)

ri.TransformEnd()

# end our world

ri.WorldEnd()

# and finally end the rib file

ri.End()