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68 lines
2.3 KiB
68 lines
2.3 KiB
# Export from maya directly into simple vertex / index buffer for direct rendering
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# Usage: just run the script below on a selected mesh object. it'll print vertex and index buffers
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import sys
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import math
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import os
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import StringIO
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import maya.OpenMaya as OpenMaya
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import maya.OpenMayaMPx as OpenMayaMPx
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selList = OpenMaya.MSelectionList()
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OpenMaya.MGlobal.getActiveSelectionList(selList)
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selListIter = OpenMaya.MItSelectionList(selList)
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listVertices = []
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listFaces = []
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while not selListIter.isDone():
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dagPath = OpenMaya.MDagPath()
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component = OpenMaya.MObject()
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selListIter.getDagPath(dagPath, component)
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rot = OpenMaya.MQuaternion()
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dagTransform = dagPath.transform()
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if( dagTransform.apiType() == OpenMaya.MFn.kTransform ):
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xformFn = OpenMaya.MFnTransform(dagTransform)
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xform = xformFn.transformation().asRotateMatrix()
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xformFn.getRotation( rot )
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else:
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xform = OpenMaya.MMatrix()
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xform.setToIdentity()
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dagPath.extendToShape()
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if (dagPath.apiType() == OpenMaya.MFn.kMesh):
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mesh = dagPath.node()
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meshFn = OpenMaya.MFnMesh(mesh)
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vertIter = OpenMaya.MItMeshVertex( dagPath, component )
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print "// ", vertIter.count(), " verts in ", dagPath.partialPathName()
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print "ErrorRenderLoop::Vertex_t g_verts_%s[%d] = {" % (dagPath.partialPathName(), vertIter.count())
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while not vertIter.isDone():
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vertPos = OpenMaya.MVector(vertIter.position()).rotateBy(rot)
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vertColor = OpenMaya.MColor(1,1,1,1)
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vertNormal = OpenMaya.MVector()
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vertIter.getNormal( vertNormal )
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if( vertIter.hasColor() ):
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vertIter.getColor( vertColor )
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vertNormal = vertNormal.rotateBy(rot)
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print "{%.3f,%.3f,%.3f, %.3f,%.3f,%.3f, 0x%02X%02X%02X%02X }," % (vertPos.x,vertPos.y,vertPos.z, vertNormal.x, vertNormal.y, vertNormal.z, vertColor.r*255, vertColor.g*255,vertColor.b*255, vertColor.a*255 )
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vertIter.next()
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print "};"
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faceIter = OpenMaya.MItMeshPolygon(dagPath,component)
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print "// ", faceIter.count(), " triangles"
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print "uint16_t g_tris_%s[%d][3] = {" % ( dagPath.partialPathName(), faceIter.count() )
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faceCount = 0
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while not faceIter.isDone():
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faceVerts = OpenMaya.MIntArray()
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faceIter.getVertices( faceVerts )
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print ("" if faceCount == 0 else ", "), "{ ", ", ".join( str(x) for x in faceVerts ), " }"
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faceCount = faceCount + 1
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faceIter.next()
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print "};"
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selListIter.next()
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