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bugfix [#25289] X3D export generates incorrect direction for SpotLight

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This commit is contained in:
Campbell Barton 2010-12-19 07:40:08 +00:00
parent 73ad13c879
commit 4476e4c75c
1 changed files with 3 additions and 6 deletions
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9
release/scripts/op/io_scene_x3d/export_x3d.py
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@ -234,10 +234,7 @@ class x3d_class:
# beamWidth=((lamp.spotSize*math.pi)/180.0)*.37;
cutOffAngle=beamWidth*1.3
dx,dy,dz=self.computeDirection(mtx)
# note -dx seems to equal om[3][0]
# note -dz seems to equal om[3][1]
# note dy seems to equal om[3][2]
dx, dy, dz = self.computeDirection(mtx)
#location=(ob.matrix_world*MATWORLD).translation_part() # now passed
location=(MATWORLD * mtx).translation_part()
@ -266,7 +263,7 @@ class x3d_class:
ambientIntensity = 0
intensity=min(lamp.energy/1.75,1.0)
(dx,dy,dz)=self.computeDirection(mtx)
dx, dy, dz = self.computeDirection(mtx)
self.file.write("<DirectionalLight DEF=\"%s\" " % safeName)
self.file.write("ambientIntensity=\"%s\" " % (round(ambientIntensity,self.cp)))
self.file.write("color=\"%s %s %s\" " % (round(lamp.color[0],self.cp), round(lamp.color[1],self.cp), round(lamp.color[2],self.cp)))
@ -924,7 +921,7 @@ class x3d_class:
return s
def computeDirection(self, mtx):
return (mathutils.Vector((0, -1, 0)) * (MATWORLD * mtx).rotation_part())[:]
return (mathutils.Vector((0.0, 0.0, -1.0)) * (MATWORLD * mtx).rotation_part()).normalize()[:]
# swap Y and Z to handle axis difference between Blender and VRML
#------------------------------------------------------------------------