2009-07-28 05:51:38 +00:00
|
|
|
import bpy
|
|
|
|
|
|
|
|
from math import atan, pi, degrees
|
|
|
|
import subprocess
|
|
|
|
import os
|
|
|
|
import sys
|
|
|
|
import time
|
|
|
|
|
|
|
|
def write_pov(filename, scene=None, info_callback = None):
|
|
|
|
file = open(filename, 'w')
|
|
|
|
|
|
|
|
# Only for testing
|
|
|
|
if not scene:
|
|
|
|
scene = bpy.data.scenes[0]
|
|
|
|
|
|
|
|
render = scene.render_data
|
|
|
|
materialTable = {}
|
|
|
|
|
|
|
|
def saneName(name):
|
|
|
|
name = name.lower()
|
|
|
|
for ch in ' /\\+=-[]{}().,<>\'":;~!@#$%^&*|?':
|
|
|
|
name = name.replace(ch, '_')
|
|
|
|
return name
|
|
|
|
|
|
|
|
def writeMatrix(matrix):
|
|
|
|
file.write('\tmatrix <%.6f, %.6f, %.6f, %.6f, %.6f, %.6f, %.6f, %.6f, %.6f, %.6f, %.6f, %.6f>\n' %\
|
|
|
|
(matrix[0][0], matrix[0][1], matrix[0][2], matrix[1][0], matrix[1][1], matrix[1][2], matrix[2][0], matrix[2][1], matrix[2][2], matrix[3][0], matrix[3][1], matrix[3][2]) )
|
|
|
|
|
|
|
|
def exportCamera():
|
|
|
|
camera = scene.camera
|
|
|
|
matrix = camera.matrix
|
|
|
|
|
|
|
|
# compute resolution
|
|
|
|
Qsize=float(render.resolution_x)/float(render.resolution_y)
|
|
|
|
|
|
|
|
file.write('camera {\n')
|
|
|
|
file.write('\tlocation <0, 0, 0>\n')
|
|
|
|
file.write('\tlook_at <0, 0, -1>\n')
|
|
|
|
file.write('\tright <%s, 0, 0>\n' % -Qsize)
|
|
|
|
file.write('\tup <0, 1, 0>\n')
|
|
|
|
file.write('\tangle %f \n' % (360.0*atan(16.0/camera.data.lens)/pi))
|
|
|
|
|
|
|
|
file.write('\trotate <%.6f, %.6f, %.6f>\n' % tuple([degrees(e) for e in matrix.rotationPart().toEuler()]))
|
|
|
|
file.write('\ttranslate <%.6f, %.6f, %.6f>\n' % (matrix[3][0], matrix[3][1], matrix[3][2]))
|
|
|
|
file.write('}\n')
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
def exportLamps(lamps):
|
|
|
|
# Get all lamps
|
|
|
|
for ob in lamps:
|
|
|
|
lamp = ob.data
|
|
|
|
|
|
|
|
matrix = ob.matrix
|
|
|
|
|
|
|
|
color = tuple([c * lamp.energy for c in lamp.color]) # Colour is modified by energy
|
|
|
|
|
|
|
|
file.write('light_source')
|
|
|
|
file.write('{\n')
|
|
|
|
file.write('\t< 0,0,0 >\n')
|
|
|
|
file.write('\tcolor red %.6f green %.6f blue %.6f\n' % color)
|
|
|
|
|
|
|
|
if lamp.type == 'POINT': # Point Lamp
|
|
|
|
pass
|
|
|
|
elif lamp.type == 'SPOT': # Spot
|
|
|
|
file.write('\tspotlight\n')
|
|
|
|
|
|
|
|
# Falloff is the main radius from the centre line
|
|
|
|
file.write('\tfalloff %.2f\n' % (lamp.spot_size/2.0) ) # 1 TO 179 FOR BOTH
|
|
|
|
file.write('\tradius %.6f\n' % ((lamp.spot_size/2.0) * (1-lamp.spot_blend)) )
|
|
|
|
|
|
|
|
# Blender does not have a tightness equivilent, 0 is most like blender default.
|
|
|
|
file.write('\ttightness 0\n') # 0:10f
|
|
|
|
|
|
|
|
file.write('\tpoint_at <0, 0, -1>\n')
|
|
|
|
elif lamp.type == 'AREA':
|
|
|
|
|
|
|
|
size_x = lamp.size
|
|
|
|
samples_x = lamp.shadow_ray_samples_x
|
|
|
|
if lamp.shape == 'SQUARE':
|
|
|
|
size_y = size_x
|
|
|
|
samples_y = samples_x
|
|
|
|
else:
|
|
|
|
size_y = lamp.size_y
|
|
|
|
samples_y = lamp.shadow_ray_samples_y
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
file.write('\tarea_light <%d,0,0>,<0,0,%d> %d, %d\n' % (size_x, size_y, samples_x, samples_y))
|
|
|
|
if lamp.shadow_ray_sampling_method == 'CONSTANT_JITTERED':
|
|
|
|
if lamp.jitter:
|
|
|
|
file.write('\tjitter\n')
|
|
|
|
else:
|
|
|
|
file.write('\tadaptive 1\n')
|
|
|
|
file.write('\tjitter\n')
|
|
|
|
|
|
|
|
if lamp.shadow_method == 'NOSHADOW':
|
|
|
|
file.write('\tshadowless\n')
|
|
|
|
|
|
|
|
file.write('\tfade_distance %.6f\n' % lamp.distance)
|
|
|
|
file.write('\tfade_power %d\n' % 1) # Could use blenders lamp quad?
|
|
|
|
writeMatrix(matrix)
|
|
|
|
|
|
|
|
file.write('}\n')
|
|
|
|
|
|
|
|
def exportMeshs(sel):
|
|
|
|
def bMat2PovString(material):
|
|
|
|
povstring = 'finish {'
|
|
|
|
if world != None:
|
|
|
|
povstring += 'ambient <%.6f, %.6f, %.6f> ' % tuple([c*material.ambient for c in world.ambient_color])
|
|
|
|
|
|
|
|
povstring += 'diffuse %.6f ' % material.diffuse_reflection
|
|
|
|
povstring += 'specular %.6f ' % material.specular_reflection
|
|
|
|
|
|
|
|
|
|
|
|
if material.raytrace_mirror.enabled:
|
|
|
|
#povstring += 'interior { ior %.6f } ' % material.IOR
|
|
|
|
raytrace_mirror= material.raytrace_mirror
|
|
|
|
if raytrace_mirror.reflect:
|
|
|
|
povstring += 'reflection {'
|
|
|
|
povstring += '<%.6f, %.6f, %.6f>' % tuple(material.mirror_color) # Should ask for ray mirror flag
|
|
|
|
povstring += 'fresnel 1 falloff %.6f exponent %.6f metallic %.6f} ' % (raytrace_mirror.fresnel, raytrace_mirror.fresnel_fac, raytrace_mirror.reflect)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if material.raytrace_transparency.enabled:
|
|
|
|
#povstring += 'interior { ior %.6f } ' % material.IOR
|
|
|
|
pass
|
|
|
|
|
|
|
|
#file.write('\t\troughness %.6f\n' % (material.hard*0.5))
|
|
|
|
#file.write('\t\t\tcrand 0.0\n') # Sand granyness
|
|
|
|
#file.write('\t\t\tmetallic %.6f\n' % material.spec)
|
|
|
|
#file.write('\t\t\tphong %.6f\n' % material.spec)
|
|
|
|
#file.write('\t\t\tphong_size %.6f\n' % material.spec)
|
|
|
|
povstring += 'brilliance %.6f ' % (material.specular_hardness/256.0) # Like hardness
|
|
|
|
povstring += '}'
|
|
|
|
#file.write('\t}\n')
|
|
|
|
return povstring
|
|
|
|
|
|
|
|
|
|
|
|
world = scene.world
|
|
|
|
|
|
|
|
# Convert all materials to strings we can access directly per vertex.
|
|
|
|
for material in bpy.data.materials:
|
|
|
|
materialTable[material.name] = bMat2PovString(material)
|
|
|
|
|
|
|
|
|
|
|
|
ob_num = 0
|
|
|
|
|
|
|
|
for ob in sel:
|
|
|
|
ob_num+= 1
|
|
|
|
|
|
|
|
if ob.type in ('LAMP', 'CAMERA', 'EMPTY'):
|
|
|
|
continue
|
|
|
|
|
|
|
|
me = ob.data
|
|
|
|
me_materials= me.materials
|
|
|
|
|
|
|
|
me = ob.create_render_mesh(scene)
|
|
|
|
|
|
|
|
if not me:
|
|
|
|
continue
|
|
|
|
|
|
|
|
if info_callback:
|
|
|
|
info_callback('Object %2.d of %2.d (%s)' % (ob_num, len(sel), ob.name))
|
|
|
|
|
|
|
|
#if ob.type!='MESH':
|
|
|
|
# continue
|
|
|
|
# me = ob.data
|
|
|
|
|
|
|
|
matrix = ob.matrix
|
|
|
|
try: uv_layer = me.active_uv_texture.data
|
|
|
|
except:uv_layer = None
|
|
|
|
|
|
|
|
try: vcol_layer = me.active_vertex_color.data
|
|
|
|
except:vcol_layer = None
|
|
|
|
|
|
|
|
|
|
|
|
def regular_face(f):
|
|
|
|
fv = f.verts
|
|
|
|
if fv[3]== 0:
|
|
|
|
return fv[0], fv[1], fv[2]
|
|
|
|
return fv[0], fv[1], fv[2], fv[3]
|
|
|
|
|
|
|
|
faces_verts = [regular_face(f) for f in me.faces]
|
|
|
|
faces_normals = [tuple(f.normal) for f in me.faces]
|
|
|
|
verts_normals = [tuple(v.normal) for v in me.verts]
|
|
|
|
|
|
|
|
# quads incur an extra face
|
|
|
|
quadCount = len([f for f in faces_verts if len(f)==4])
|
|
|
|
|
|
|
|
file.write('mesh2 {\n')
|
|
|
|
file.write('\tvertex_vectors {\n')
|
|
|
|
file.write('\t\t%s' % (len(me.verts))) # vert count
|
|
|
|
for v in me.verts:
|
|
|
|
file.write(',\n\t\t<%.6f, %.6f, %.6f>' % tuple(v.co)) # vert count
|
|
|
|
file.write('\n }\n')
|
|
|
|
|
|
|
|
|
|
|
|
# Build unique Normal list
|
|
|
|
uniqueNormals = {}
|
|
|
|
for fi, f in enumerate(me.faces):
|
|
|
|
fv = faces_verts[fi]
|
|
|
|
# [-1] is a dummy index, use a list so we can modify in place
|
|
|
|
if f.smooth: # Use vertex normals
|
|
|
|
for v in fv:
|
|
|
|
key = verts_normals[v]
|
|
|
|
uniqueNormals[key] = [-1]
|
|
|
|
else: # Use face normal
|
|
|
|
key = faces_normals[fi]
|
|
|
|
uniqueNormals[key] = [-1]
|
|
|
|
|
|
|
|
file.write('\tnormal_vectors {\n')
|
|
|
|
file.write('\t\t%d' % len(uniqueNormals)) # vert count
|
|
|
|
idx = 0
|
|
|
|
for no, index in uniqueNormals.items():
|
|
|
|
file.write(',\n\t\t<%.6f, %.6f, %.6f>' % no) # vert count
|
|
|
|
index[0] = idx
|
|
|
|
idx +=1
|
|
|
|
file.write('\n }\n')
|
|
|
|
|
|
|
|
|
|
|
|
# Vertex colours
|
|
|
|
vertCols = {} # Use for material colours also.
|
|
|
|
|
|
|
|
if uv_layer:
|
|
|
|
# Generate unique UV's
|
|
|
|
uniqueUVs = {}
|
|
|
|
|
|
|
|
for fi, uv in enumerate(uv_layer):
|
|
|
|
|
|
|
|
if len(faces_verts[fi])==4:
|
|
|
|
uvs = uv.uv1, uv.uv2, uv.uv3, uv.uv4
|
|
|
|
else:
|
|
|
|
uvs = uv.uv1, uv.uv2, uv.uv3
|
|
|
|
|
|
|
|
for uv in uvs:
|
|
|
|
uniqueUVs[tuple(uv)] = [-1]
|
|
|
|
|
|
|
|
file.write('\tuv_vectors {\n')
|
|
|
|
#print unique_uvs
|
|
|
|
file.write('\t\t%s' % (len(uniqueUVs))) # vert count
|
|
|
|
idx = 0
|
|
|
|
for uv, index in uniqueUVs.items():
|
|
|
|
file.write(',\n\t\t<%.6f, %.6f>' % uv)
|
|
|
|
index[0] = idx
|
|
|
|
idx +=1
|
|
|
|
'''
|
|
|
|
else:
|
|
|
|
# Just add 1 dummy vector, no real UV's
|
|
|
|
file.write('\t\t1') # vert count
|
|
|
|
file.write(',\n\t\t<0.0, 0.0>')
|
|
|
|
'''
|
|
|
|
file.write('\n }\n')
|
|
|
|
|
|
|
|
|
|
|
|
if me.vertex_colors:
|
|
|
|
|
|
|
|
for fi, f in enumerate(me.faces):
|
|
|
|
material_index = f.material_index
|
|
|
|
material = me_materials[material_index]
|
|
|
|
|
|
|
|
if material and material.vertex_color_paint:
|
|
|
|
|
|
|
|
col = vcol_layer[fi]
|
|
|
|
|
|
|
|
if len(faces_verts[fi])==4:
|
|
|
|
cols = col.color1, col.color2, col.color3, col.color4
|
|
|
|
else:
|
|
|
|
cols = col.color1, col.color2, col.color3
|
|
|
|
|
|
|
|
for col in cols:
|
|
|
|
key = col[0], col[1], col[2], material_index # Material index!
|
|
|
|
vertCols[key] = [-1]
|
|
|
|
|
|
|
|
else:
|
|
|
|
if material:
|
|
|
|
diffuse_color = tuple(material.diffuse_color)
|
|
|
|
key = diffuse_color[0], diffuse_color[1], diffuse_color[2], material_index
|
|
|
|
vertCols[key] = [-1]
|
|
|
|
|
|
|
|
|
|
|
|
else:
|
|
|
|
# No vertex colours, so write material colours as vertex colours
|
|
|
|
for i, material in enumerate(me_materials):
|
|
|
|
|
|
|
|
if material:
|
|
|
|
diffuse_color = tuple(material.diffuse_color)
|
|
|
|
key = diffuse_color[0], diffuse_color[1], diffuse_color[2], i # i == f.mat
|
|
|
|
vertCols[key] = [-1]
|
|
|
|
|
|
|
|
|
|
|
|
# Vert Colours
|
|
|
|
file.write('\ttexture_list {\n')
|
|
|
|
file.write('\t\t%s' % (len(vertCols))) # vert count
|
|
|
|
idx=0
|
|
|
|
for col, index in vertCols.items():
|
|
|
|
|
|
|
|
if me_materials:
|
|
|
|
material = me_materials[col[3]]
|
|
|
|
materialString = materialTable[material.name]
|
|
|
|
else:
|
|
|
|
materialString = '' # Dont write anything
|
|
|
|
|
|
|
|
float_col = col[0], col[1], col[2], 1-material.alpha, materialString
|
|
|
|
#print material.apl
|
|
|
|
file.write(',\n\t\ttexture { pigment {rgbf<%.6f, %.6f, %.6f, %.6f>}%s}' % float_col)
|
|
|
|
index[0] = idx
|
|
|
|
idx+=1
|
|
|
|
|
|
|
|
file.write( '\n }\n' )
|
|
|
|
|
|
|
|
# Face indicies
|
|
|
|
file.write('\tface_indices {\n')
|
|
|
|
file.write('\t\t%d' % (len(me.faces) + quadCount)) # faces count
|
|
|
|
for fi, f in enumerate(me.faces):
|
|
|
|
fv = faces_verts[fi]
|
|
|
|
material_index= f.material_index
|
|
|
|
if len(fv) == 4: indicies = (0,1,2), (0,2,3)
|
|
|
|
else: indicies = ((0,1,2),)
|
|
|
|
|
|
|
|
if vcol_layer:
|
|
|
|
col = vcol_layer[fi]
|
|
|
|
|
|
|
|
if len(fv) == 4:
|
|
|
|
cols = col.color1, col.color2, col.color3, col.color4
|
|
|
|
else:
|
|
|
|
cols = col.color1, col.color2, col.color3
|
|
|
|
|
|
|
|
|
|
|
|
if not me_materials or me_materials[material_index] == None: # No materials
|
|
|
|
for i1, i2, i3 in indicies:
|
|
|
|
file.write(',\n\t\t<%d,%d,%d>' % (fv[i1], fv[i2], fv[i3])) # vert count
|
|
|
|
else:
|
|
|
|
material = me_materials[material_index]
|
|
|
|
for i1, i2, i3 in indicies:
|
|
|
|
if me.vertex_colors and material.vertex_color_paint:
|
|
|
|
# Colour per vertex - vertex colour
|
|
|
|
|
|
|
|
col1 = cols[i1]
|
|
|
|
col2 = cols[i2]
|
|
|
|
col3 = cols[i3]
|
|
|
|
|
|
|
|
ci1 = vertCols[col1[0], col1[1], col1[2], material_index][0]
|
|
|
|
ci2 = vertCols[col2[0], col2[1], col2[2], material_index][0]
|
|
|
|
ci3 = vertCols[col3[0], col3[1], col3[2], material_index][0]
|
|
|
|
else:
|
|
|
|
# Colour per material - flat material colour
|
|
|
|
diffuse_color= material.diffuse_color
|
|
|
|
ci1 = ci2 = ci3 = vertCols[diffuse_color[0], diffuse_color[1], diffuse_color[2], f.material_index][0]
|
|
|
|
|
|
|
|
file.write(',\n\t\t<%d,%d,%d>, %d,%d,%d' % (fv[i1], fv[i2], fv[i3], ci1, ci2, ci3)) # vert count
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
file.write('\n }\n')
|
|
|
|
|
|
|
|
# normal_indices indicies
|
|
|
|
file.write('\tnormal_indices {\n')
|
|
|
|
file.write('\t\t%d' % (len(me.faces) + quadCount)) # faces count
|
|
|
|
for fi, f in enumerate(me.faces):
|
|
|
|
fv = faces_verts[fi]
|
|
|
|
if len(fv) == 4: indicies = (0,1,2), (0,2,3)
|
|
|
|
else: indicies = ((0,1,2),)
|
|
|
|
|
|
|
|
for i1, i2, i3 in indicies:
|
|
|
|
if f.smooth:
|
|
|
|
file.write(',\n\t\t<%d,%d,%d>' %\
|
|
|
|
(uniqueNormals[verts_normals[fv[i1]]][0],\
|
|
|
|
uniqueNormals[verts_normals[fv[i2]]][0],\
|
|
|
|
uniqueNormals[verts_normals[fv[i3]]][0])) # vert count
|
|
|
|
else:
|
|
|
|
idx = uniqueNormals[faces_normals[fi]][0]
|
|
|
|
file.write(',\n\t\t<%d,%d,%d>' % (idx, idx, idx)) # vert count
|
|
|
|
|
|
|
|
|
|
|
|
file.write('\n }\n')
|
|
|
|
|
|
|
|
|
|
|
|
# normal_indices indicies
|
|
|
|
|
|
|
|
if uv_layer:
|
|
|
|
file.write('\tuv_indices {\n')
|
|
|
|
file.write('\t\t%d' % (len(me.faces) + quadCount)) # faces count
|
|
|
|
for f in me.faces:
|
|
|
|
fv = faces_verts[fi]
|
|
|
|
|
|
|
|
if len(fv) == 4: indicies = (0,1,2), (0,2,3)
|
|
|
|
else: indicies = ((0,1,2),)
|
|
|
|
|
|
|
|
uv = uv_layer[fi]
|
|
|
|
if len(faces_verts[fi])==4:
|
|
|
|
uvs = uv.uv1, uv.uv2, uv.uv3, uv.uv4
|
|
|
|
else:
|
|
|
|
uvs = uv.uv1, uv.uv2, uv.uv3
|
|
|
|
|
|
|
|
for i1, i2, i3 in indicies:
|
|
|
|
file.write(',\n\t\t<%d,%d,%d>' %\
|
|
|
|
(uniqueUVs[tuple(uvs[i1][0:2])][0],\
|
|
|
|
uniqueUVs[tuple(uvs[i2][0:2])][0],\
|
|
|
|
uniqueUVs[tuple(uvs[i2][0:2])][0])) # vert count
|
|
|
|
file.write('\n }\n')
|
|
|
|
|
|
|
|
if me.materials:
|
|
|
|
material = me.materials[0] # dodgy
|
|
|
|
if material and material.raytrace_transparency.enabled:
|
|
|
|
file.write('\tinterior { ior %.6f }\n' % material.raytrace_transparency.ior)
|
|
|
|
|
|
|
|
writeMatrix(matrix)
|
|
|
|
file.write('}\n')
|
|
|
|
|
|
|
|
bpy.data.remove_mesh(me)
|
|
|
|
|
|
|
|
|
|
|
|
exportCamera()
|
|
|
|
#exportMaterials()
|
|
|
|
sel = scene.objects
|
|
|
|
lamps = [l for l in sel if l.type == 'LAMP']
|
|
|
|
exportLamps(lamps)
|
|
|
|
exportMeshs(sel)
|
|
|
|
|
|
|
|
file.close()
|
|
|
|
|
|
|
|
|
|
|
|
def write_pov_ini(filename_ini, filename_pov, filename_image):
|
|
|
|
scene = bpy.data.scenes[0]
|
|
|
|
render = scene.render_data
|
|
|
|
|
|
|
|
x= int(render.resolution_x*render.resolution_percentage*0.01)
|
|
|
|
y= int(render.resolution_y*render.resolution_percentage*0.01)
|
|
|
|
|
|
|
|
file = open(filename_ini, 'w')
|
|
|
|
|
|
|
|
file.write('Input_File_Name="%s"\n' % filename_pov)
|
|
|
|
file.write('Output_File_Name="%s"\n' % filename_image)
|
|
|
|
|
|
|
|
file.write('Width=%d\n' % x)
|
|
|
|
file.write('Height=%d\n' % y)
|
|
|
|
|
|
|
|
# Needed for border render.
|
|
|
|
'''
|
|
|
|
file.write('Start_Column=%d\n' % part.x)
|
|
|
|
file.write('End_Column=%d\n' % (part.x+part.w))
|
|
|
|
|
|
|
|
file.write('Start_Row=%d\n' % (part.y))
|
|
|
|
file.write('End_Row=%d\n' % (part.y+part.h))
|
|
|
|
'''
|
|
|
|
|
|
|
|
file.write('Display=0\n')
|
|
|
|
file.write('Pause_When_Done=0\n')
|
|
|
|
file.write('Output_File_Type=C\n') # TGA, best progressive loading
|
|
|
|
file.write('Output_Alpha=1\n')
|
|
|
|
|
|
|
|
if render.antialiasing:
|
|
|
|
aa_mapping = {'OVERSAMPLE_5':2, 'OVERSAMPLE_8':3, 'OVERSAMPLE_11':4, 'OVERSAMPLE_16':5} # method 1 assumed
|
|
|
|
file.write('Antialias=1\n')
|
|
|
|
file.write('Antialias_Depth=%d\n' % aa_mapping[render.antialiasing_samples])
|
|
|
|
else:
|
|
|
|
file.write('Antialias=0\n')
|
|
|
|
|
|
|
|
file.close()
|
|
|
|
|
|
|
|
|
|
|
|
class PovrayRenderEngine(bpy.types.RenderEngine):
|
|
|
|
__label__ = "Povray"
|
|
|
|
DELAY = 0.02
|
|
|
|
def _export(self, scene):
|
|
|
|
import tempfile
|
|
|
|
|
|
|
|
self.temp_file_in = tempfile.mktemp(suffix='.pov')
|
2009-07-28 06:12:58 +00:00
|
|
|
self.temp_file_out = tempfile.mktemp(suffix='.tga')
|
2009-07-28 05:51:38 +00:00
|
|
|
self.temp_file_ini = tempfile.mktemp(suffix='.ini')
|
|
|
|
|
|
|
|
def info_callback(txt):
|
|
|
|
self.update_stats("", "POVRAY: " + txt)
|
|
|
|
|
|
|
|
write_pov(self.temp_file_in, scene, info_callback)
|
|
|
|
|
|
|
|
def _render(self):
|
|
|
|
|
|
|
|
try: os.remove(self.temp_file_out) # so as not to load the old file
|
|
|
|
except: pass
|
|
|
|
|
|
|
|
write_pov_ini(self.temp_file_ini, self.temp_file_in, self.temp_file_out)
|
|
|
|
|
|
|
|
print ("***-STARTING-***")
|
|
|
|
# This works too but means we have to wait until its done
|
|
|
|
# os.system('povray %s' % self.temp_file_ini)
|
|
|
|
|
|
|
|
self.process = subprocess.Popen(["povray", self.temp_file_ini]) # stdout=subprocess.PIPE, stderr=subprocess.PIPE
|
|
|
|
print ("***-DONE-***")
|
|
|
|
|
|
|
|
def _cleanup(self):
|
|
|
|
for f in (self.temp_file_in, self.temp_file_ini, self.temp_file_out):
|
|
|
|
try: os.remove(f)
|
|
|
|
except: pass
|
|
|
|
|
|
|
|
self.update_stats("", "")
|
|
|
|
|
|
|
|
def render(self, scene):
|
|
|
|
|
|
|
|
self.update_stats("", "POVRAY: Exporting data from Blender")
|
|
|
|
self._export(scene)
|
|
|
|
self.update_stats("", "POVRAY: Parsing File")
|
|
|
|
self._render()
|
|
|
|
|
|
|
|
r = scene.render_data
|
|
|
|
|
|
|
|
# compute resolution
|
|
|
|
x= int(r.resolution_x*r.resolution_percentage*0.01)
|
|
|
|
y= int(r.resolution_y*r.resolution_percentage*0.01)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
# Wait for the file to be created
|
|
|
|
while not os.path.exists(self.temp_file_out):
|
|
|
|
time.sleep(self.DELAY)
|
|
|
|
|
|
|
|
self.update_stats("", "POVRAY: Rendering")
|
|
|
|
|
|
|
|
prev_size = -1
|
|
|
|
|
|
|
|
def update_image():
|
|
|
|
result = self.begin_result(0, 0, x, y)
|
|
|
|
lay = result.layers[0]
|
|
|
|
# possible the image wont load early on.
|
|
|
|
try: lay.rect_from_file(self.temp_file_out, 0, 0)
|
|
|
|
except: pass
|
|
|
|
self.end_result(result)
|
|
|
|
|
|
|
|
# Update while povray renders
|
|
|
|
while True:
|
|
|
|
|
|
|
|
# test if povray exists
|
|
|
|
if self.process.poll() != None:
|
|
|
|
update_image();
|
|
|
|
break
|
|
|
|
|
|
|
|
# user exit
|
|
|
|
if self.test_break():
|
|
|
|
try: # It might not be running
|
|
|
|
self.process.terminate()
|
|
|
|
except:
|
|
|
|
pass
|
|
|
|
|
|
|
|
break
|
|
|
|
|
|
|
|
# Would be nice to redirect the output
|
|
|
|
# stdout_value, stderr_value = self.process.communicate() # locks
|
|
|
|
|
|
|
|
|
|
|
|
# check if the file updated
|
|
|
|
new_size = os.path.getsize(self.temp_file_out)
|
|
|
|
|
|
|
|
if new_size != prev_size:
|
|
|
|
update_image()
|
|
|
|
prev_size = new_size
|
|
|
|
|
|
|
|
time.sleep(self.DELAY)
|
|
|
|
|
|
|
|
self._cleanup()
|
|
|
|
|
|
|
|
|
|
|
|
bpy.types.register(PovrayRenderEngine)
|