def _exportTextureUnit(self, f, name, btex):
"""
Export a single texture unit based on a blender mapto texture.
"""
f.write(indent(3)+"texture_unit " + name + "\n")
f.write(indent(3)+"{\n")
if btex.tex and btex.tex.getImage():
f.write(indent(4)+"texture %s\n" % self.manager.registerTextureImage(btex.tex.getImage()))
f.write(indent(3)+"}\n") # texture_unit
def _exportTextureUnit(self, f, name, btex):
"""
Export a single texture unit based on a blender mapto texture.
"""
f.write(indent(3) + "texture_unit " + name + "\n")
f.write(indent(3) + "{\n")
if btex.tex and btex.tex.getImage():
f.write(
indent(4) + "texture %s\n" %
self.manager.registerTextureImage(btex.tex.getImage()))
f.write(indent(3) + "}\n") # texture_unit
def writeProperty(self, f, name, value):
"""
Write an avatar property
"""
f.write(
indent(1) + '<property name="' + name + '" value="' + value +
'" />')
def _writeMaterialParameters(self, f, mat): """ Write the material parameters. """ # alpha if self.alpha < 1.0: f.write(indent(3)+"scene_blend alpha_blend\n") f.write(indent(3)+"depth_write off\n") # ambient # (not used in Blender's game engine) if mat: if (not(mat.mode & Blender.Material.Modes["TEXFACE"]) and not(mat.mode & Blender.Material.Modes["VCOL_PAINT"]) and (self.colouredAmbient)): ambientRGBList = mat.rgbCol else: ambientRGBList = [1.0, 1.0, 1.0] # ambient <- amb * ambient RGB ambR = clamp(mat.amb * ambientRGBList[0]) ambG = clamp(mat.amb * ambientRGBList[1]) ambB = clamp(mat.amb * ambientRGBList[2]) f.write(indent(3)+"ambient %f %f %f\n" % (ambR, ambG, ambB)) # diffuse # (Blender's game engine uses vertex colours # instead of diffuse colour. # # diffuse is defined as # (mat->r, mat->g, mat->b)*(mat->emit + mat->ref) # but it's not used.) if self.mesh.vertexColors and False: # we ignore this possibility for now... # Blender does not handle "texface" mesh with vertex colours f.write(indent(3)+"diffuse vertexcolour\n") elif mat: if (not(mat.mode & Blender.Material.Modes["TEXFACE"]) and not(mat.mode & Blender.Material.Modes["VCOL_PAINT"])): # diffuse <- rgbCol diffR = clamp(mat.rgbCol[0]) diffG = clamp(mat.rgbCol[1]) diffB = clamp(mat.rgbCol[2]) f.write(indent(3)+"diffuse %f %f %f\n" % (diffR, diffG, diffB)) elif (mat.mode & Blender.Material.Modes["VCOL_PAINT"]): f.write(indent(3)+"diffuse vertexcolour\n") # specular <- spec * specCol, hard/4.0 specR = clamp(mat.spec * mat.specCol[0]) specG = clamp(mat.spec * mat.specCol[1]) specB = clamp(mat.spec * mat.specCol[2]) specShine = mat.hard/4.0 f.write(indent(3)+"specular %f %f %f %f\n" % (specR, specG, specB, specShine)) # emissive # (not used in Blender's game engine) if(not(mat.mode & Blender.Material.Modes["TEXFACE"]) and not(mat.mode & Blender.Material.Modes["VCOL_PAINT"])): # emissive <-emit * rgbCol emR = clamp(mat.emit * mat.rgbCol[0]) emG = clamp(mat.emit * mat.rgbCol[1]) emB = clamp(mat.emit * mat.rgbCol[2])
def writeAnimation(self, f, id, name, internal_name):
"""
Write an animation to the avatar file
"""
f.write(indent(1) + '<animation name="' + name + '" ')
f.write('id="' + id + '" internal_name="' + internal_name + '" ')
f.write('looped="1" speedfactor="1.0" ')
if 'walk' in name.lower() or 'run' in name.lower():
f.write('usevelocity="1" ')
f.write('fadein="0.25" ')
f.write('fadeout="0.25" />\n')
def writeAnimation(self, f, id, name, internal_name):
"""
Write an animation to the avatar file
"""
f.write(indent(1)+'<animation name="'+name+'" ')
f.write('id="'+id+'" internal_name="'+internal_name+'" ')
f.write('looped="1" speedfactor="1.0" ')
if 'walk' in name.lower() or 'run' in name.lower():
f.write('usevelocity="1" ')
f.write('fadein="0.25" ')
f.write('fadeout="0.25" />\n')
def writeAvatarFile(self, f):
"""
Write an avatar file for the selected mesh.
"""
f.write('<?xml version="1.0" encoding="utf-8" ?>\n')
f.write('<avatar>\n')
f.write(indent(1)+'<version>0.2</version>\n')
f.write(indent(1)+'<base name="default_female" mesh="'+self.settings['mesh_file']+'" />\n')
f.write(indent(1)+'<skeleton name="'+self.settings['skeleton_file']+'" />\n')
#f.write(indent(1)+'<material name="male/Body" />\n')
#f.write(indent(1)+'<material name="male/Face" />\n')
first_face_image = self.getMesh().getData(0, True).faces[0].image
if first_face_image:
texture_name = os.path.basename(first_face_image.getFilename())
else:
texture_name = ''
f.write(indent(1)+'<texture_body name="'+texture_name+'" />\n')
#f.write(indent(1)+'<texture_face name="" />\n')
f.write(indent(1)+'<appearance height="1.800000" weight="1" />\n')
f.write(indent(1)+'<transformation position="%s" rotation="%s" \
scale="%s" />\n' % (self.settings['translation'],
self.settings['rotation'],
self.settings['scale']))
self.writeProperties(f)
self.writeAnimations(f)
f.write('</avatar>')
def writeAvatarFile(self, f):
"""
Write an avatar file for the selected mesh.
"""
f.write('<?xml version="1.0" encoding="utf-8" ?>\n')
f.write('<avatar>\n')
f.write(indent(1) + '<version>0.2</version>\n')
f.write(
indent(1) + '<base name="default_female" mesh="' +
self.settings['mesh_file'] + '" />\n')
f.write(
indent(1) + '<skeleton name="' + self.settings['skeleton_file'] +
'" />\n')
#f.write(indent(1)+'<material name="male/Body" />\n')
#f.write(indent(1)+'<material name="male/Face" />\n')
first_face_image = self.getMesh().getData(0, True).faces[0].image
if first_face_image:
texture_name = os.path.basename(first_face_image.getFilename())
else:
texture_name = ''
f.write(indent(1) + '<texture_body name="' + texture_name + '" />\n')
#f.write(indent(1)+'<texture_face name="" />\n')
f.write(indent(1) + '<appearance height="1.800000" weight="1" />\n')
f.write(
indent(1) + '<transformation position="%s" rotation="%s" \
scale="%s" />\n' %
(self.settings['translation'], self.settings['rotation'],
self.settings['scale']))
self.writeProperties(f)
self.writeAnimations(f)
f.write('</avatar>')
def _writePassContents(self, f, mat): """ Write a full pass information. """ f.write(indent(3)+"iteration once\n") # shader programs self._writeShaderPrograms(f) # material colors self._writeMaterialParameters(f, mat) # texture units self._writeTextureUnits(f, mat)
def _writePassContents(self, f, mat):
"""
Write a full pass information.
"""
f.write(indent(3) + "iteration once\n")
# shader programs
self._writeShaderPrograms(f)
# material colors
self._writeMaterialParameters(f, mat)
# texture units
self._writeTextureUnits(f, mat)
def _writeShaderPrograms(self, f):
"""
Write the rex specific shader references into the material.
"""
shader = self.shader
fp_parms = self.fp_parms
vp_parms = self.vp_parms
f.write(indent(3)+"vertex_program_ref " + shader + "VP\n")
f.write(indent(3)+"{\n")
for par, value in vp_parms.iteritems():
par_type = "float"
f.write(indent(4)+"param_named %s %s %s\n"%(par, par_type, value))
f.write(indent(3)+"}\n")
f.write(indent(3)+"fragment_program_ref " + shader + "FP\n")
f.write(indent(3)+"{\n")
for par, value in fp_parms.iteritems():
par_type = "float"
f.write(indent(4)+"param_named %s %s %s\n"%(par, par_type, value))
f.write(indent(3)+"}\n")
def _writeShaderPrograms(self, f):
"""
Write the rex specific shader references into the material.
"""
shader = self.shader
fp_parms = self.fp_parms
vp_parms = self.vp_parms
f.write(indent(3) + "vertex_program_ref " + shader + "VP\n")
f.write(indent(3) + "{\n")
for par, value in vp_parms.iteritems():
par_type = "float"
f.write(
indent(4) + "param_named %s %s %s\n" % (par, par_type, value))
f.write(indent(3) + "}\n")
f.write(indent(3) + "fragment_program_ref " + shader + "FP\n")
f.write(indent(3) + "{\n")
for par, value in fp_parms.iteritems():
par_type = "float"
f.write(
indent(4) + "param_named %s %s %s\n" % (par, par_type, value))
f.write(indent(3) + "}\n")
def writeRexTechniques(self, f, mat):
"""
Write a rex material technique.
"""
# default material
# SOLID, white, no specular
f.write(indent(1) + "technique\n")
f.write(indent(1) + "{\n")
f.write(indent(2) + "pass\n")
f.write(indent(2) + "{\n")
self._writePassContents(f, mat)
f.write(indent(2) + "}\n") # pass
f.write(indent(1) + "}\n") # technique
return
def writeRexTechniques(self, f, mat):
"""
Write a rex material technique.
"""
# default material
# SOLID, white, no specular
f.write(indent(1)+"technique\n")
f.write(indent(1)+"{\n")
f.write(indent(2)+"pass\n")
f.write(indent(2)+"{\n")
self._writePassContents(f, mat)
f.write(indent(2)+"}\n") # pass
f.write(indent(1)+"}\n") # technique
return
def _writeMaterialParameters(self, f, mat):
"""
Write the material parameters.
"""
# alpha
if self.alpha < 1.0:
f.write(indent(3) + "scene_blend alpha_blend\n")
f.write(indent(3) + "depth_write off\n")
# ambient
# (not used in Blender's game engine)
if mat:
if (not (mat.mode & Blender.Material.Modes["TEXFACE"])
and not (mat.mode & Blender.Material.Modes["VCOL_PAINT"])
and (self.colouredAmbient)):
ambientRGBList = mat.rgbCol
else:
ambientRGBList = [1.0, 1.0, 1.0]
# ambient <- amb * ambient RGB
ambR = clamp(mat.amb * ambientRGBList[0])
ambG = clamp(mat.amb * ambientRGBList[1])
ambB = clamp(mat.amb * ambientRGBList[2])
f.write(indent(3) + "ambient %f %f %f\n" % (ambR, ambG, ambB))
# diffuse
# (Blender's game engine uses vertex colours
# instead of diffuse colour.
#
# diffuse is defined as
# (mat->r, mat->g, mat->b)*(mat->emit + mat->ref)
# but it's not used.)
if self.mesh.vertexColors and False:
# we ignore this possibility for now...
# Blender does not handle "texface" mesh with vertex colours
f.write(indent(3) + "diffuse vertexcolour\n")
elif mat:
if (not (mat.mode & Blender.Material.Modes["TEXFACE"])
and not (mat.mode & Blender.Material.Modes["VCOL_PAINT"])):
# diffuse <- rgbCol
diffR = clamp(mat.rgbCol[0])
diffG = clamp(mat.rgbCol[1])
diffB = clamp(mat.rgbCol[2])
f.write(
indent(3) + "diffuse %f %f %f\n" % (diffR, diffG, diffB))
elif (mat.mode & Blender.Material.Modes["VCOL_PAINT"]):
f.write(indent(3) + "diffuse vertexcolour\n")
# specular <- spec * specCol, hard/4.0
specR = clamp(mat.spec * mat.specCol[0])
specG = clamp(mat.spec * mat.specCol[1])
specB = clamp(mat.spec * mat.specCol[2])
specShine = mat.hard / 4.0
f.write(
indent(3) + "specular %f %f %f %f\n" %
(specR, specG, specB, specShine))
# emissive
# (not used in Blender's game engine)
if (not (mat.mode & Blender.Material.Modes["TEXFACE"])
and not (mat.mode & Blender.Material.Modes["VCOL_PAINT"])):
# emissive <-emit * rgbCol
emR = clamp(mat.emit * mat.rgbCol[0])
emG = clamp(mat.emit * mat.rgbCol[1])
emB = clamp(mat.emit * mat.rgbCol[2])
def _writeTextureUnits(self, f, mat):
"""
Write the texture units for the material.
"""
textures = self.getTextureLayers(mat)
spectex = textures['spec']
nortex = textures['nor']
reftex = textures['ref']
ambtex = textures['amb']
disptex = textures['disp']
shader = self.shader
# texture units
if self.mesh.faceUV:
# mesh has texture values, resp. tface data
# scene_blend <- transp
if (self.face.transp == Blender.Mesh.FaceTranspModes["ALPHA"]):
f.write(indent(3)+"scene_blend alpha_blend \n")
elif (self.face.transp == Blender.NMesh.FaceTranspModes["ADD"]):
f.write(indent(3)+"scene_blend add\n")
# cull_hardware/cull_software
if (self.face.mode & Blender.Mesh.FaceModes['TWOSIDE']):
f.write(indent(3) + "cull_hardware none\n")
f.write(indent(3) + "cull_software none\n")
# shading
# (Blender's game engine is initialized with glShadeModel(GL_FLAT))
##f.write(indent(3) + "shading flat\n")
# texture
if (self.face.mode & Blender.Mesh.FaceModes['TEX']) and (self.face.image):
# 0.0-heightMap
if disptex:
self._exportTextureUnit(f, "heightMap", disptex)
# 0-diffuse
f.write(indent(3)+"texture_unit baseMap\n")
f.write(indent(3)+"{\n")
f.write(indent(4)+"texture %s\n" % self.manager.registerTextureImage(self.face.image))
f.write(indent(3)+"}\n") # texture_unit
# 1-specular
if spectex:
self._exportTextureUnit(f, "specularMap", spectex)
# 2-normal
if len(self.mesh.materials):
tex = self.findMapToTexture(mat, 'NOR')
if tex and tex.tex and tex.tex.getImage():
self._exportTextureUnit(f, "normalMap", tex)
# 3-lightMap
if ambtex:
self._exportTextureUnit(f, "lightMap", ambtex)
# 4-shadow
if self.shadows and "Shadow" in self.shader:
f.write(indent(3)+"texture_unit shadowMap0\n")
f.write(indent(3)+"{\n")
f.write(indent(4)+"content_type shadow\n")
f.write(indent(4)+"tex_address_mode clamp\n")
f.write(indent(3)+"}\n") # texture_unit
f.write(indent(3)+"texture_unit shadowMap1\n")
f.write(indent(3)+"{\n")
f.write(indent(4)+"content_type shadow\n")
f.write(indent(4)+"tex_address_mode clamp\n")
f.write(indent(3)+"}\n") # texture_unit
f.write(indent(3)+"texture_unit shadowMap2\n")
f.write(indent(3)+"{\n")
f.write(indent(4)+"content_type shadow\n")
f.write(indent(4)+"tex_address_mode clamp\n")
f.write(indent(3)+"}\n") # texture_unit
# 5-luminanceMap
# 6-opacityMap
if textures['alpha']:
self._exportTextureUnit(f, "opacityMap", textures['alpha'])
# 7-reflectionMap
if reftex:
self._exportTextureUnit(f, "reflectionMap", reftex)
def writeProperty(self, f, name, value):
"""
Write an avatar property
"""
f.write(indent(1) + '<property name="'+name+'" value="'+value+'" />')
def _writeTextureUnits(self, f, mat):
"""
Write the texture units for the material.
"""
textures = self.getTextureLayers(mat)
spectex = textures['spec']
nortex = textures['nor']
reftex = textures['ref']
ambtex = textures['amb']
disptex = textures['disp']
shader = self.shader
# texture units
if self.mesh.faceUV:
# mesh has texture values, resp. tface data
# scene_blend <- transp
if (self.face.transp == Blender.Mesh.FaceTranspModes["ALPHA"]):
f.write(indent(3) + "scene_blend alpha_blend \n")
elif (self.face.transp == Blender.NMesh.FaceTranspModes["ADD"]):
f.write(indent(3) + "scene_blend add\n")
# cull_hardware/cull_software
if (self.face.mode & Blender.Mesh.FaceModes['TWOSIDE']):
f.write(indent(3) + "cull_hardware none\n")
f.write(indent(3) + "cull_software none\n")
# shading
# (Blender's game engine is initialized with glShadeModel(GL_FLAT))
##f.write(indent(3) + "shading flat\n")
# texture
if (self.face.mode
& Blender.Mesh.FaceModes['TEX']) and (self.face.image):
# 0.0-heightMap
if disptex:
self._exportTextureUnit(f, "heightMap", disptex)
# 0-diffuse
f.write(indent(3) + "texture_unit baseMap\n")
f.write(indent(3) + "{\n")
f.write(
indent(4) + "texture %s\n" %
self.manager.registerTextureImage(self.face.image))
f.write(indent(3) + "}\n") # texture_unit
# 1-specular
if spectex:
self._exportTextureUnit(f, "specularMap", spectex)
# 2-normal
if len(self.mesh.materials):
tex = self.findMapToTexture(mat, 'NOR')
if tex and tex.tex and tex.tex.getImage():
self._exportTextureUnit(f, "normalMap", tex)
# 3-lightMap
if ambtex:
self._exportTextureUnit(f, "lightMap", ambtex)
# 4-shadow
if self.shadows and "Shadow" in self.shader:
f.write(indent(3) + "texture_unit shadowMap0\n")
f.write(indent(3) + "{\n")
f.write(indent(4) + "content_type shadow\n")
f.write(indent(4) + "tex_address_mode clamp\n")
f.write(indent(3) + "}\n") # texture_unit
f.write(indent(3) + "texture_unit shadowMap1\n")
f.write(indent(3) + "{\n")
f.write(indent(4) + "content_type shadow\n")
f.write(indent(4) + "tex_address_mode clamp\n")
f.write(indent(3) + "}\n") # texture_unit
f.write(indent(3) + "texture_unit shadowMap2\n")
f.write(indent(3) + "{\n")
f.write(indent(4) + "content_type shadow\n")
f.write(indent(4) + "tex_address_mode clamp\n")
f.write(indent(3) + "}\n") # texture_unit
# 5-luminanceMap
# 6-opacityMap
if textures['alpha']:
self._exportTextureUnit(f, "opacityMap", textures['alpha'])
# 7-reflectionMap
if reftex:
self._exportTextureUnit(f, "reflectionMap", reftex)
