port from perforce
This commit is contained in:
513
aiwaz/export/maxScript/BLUExport.ms
Normal file
513
aiwaz/export/maxScript/BLUExport.ms
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@@ -0,0 +1,513 @@
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-------------------------------------------------------------------------------------
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utility bluExport "BluFlame v0.2 Export"
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(
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-- Define variables that are visible to all functions in the utility
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local ostream, tabs = ""
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local version = 2
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local usedMaterials = #()
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-- Define the GUI interface
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group "Options"
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(
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checkbox cb_exportSelOnly "Export Selected Only"
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)
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button btn_export "Save As..." width:100
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------------------------------------------------------------------------------------
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function computeTangent obj =
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(
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local theMesh = snapshotAsMesh obj
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local tSpace = #()
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-- Do we have to flip faces?
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local flip = false
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local indices = #(1, 2, 3)
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if dot (cross obj.transform.row1 obj.transform.row2) obj.transform.row3 <= 0 do
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(
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indices[2] = 3
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indices[3] = 2
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flip = true
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)
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for nFace = 1 to theMesh.numFaces do
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(
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local face = getFace theMesh nFace
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local tface = getTVFace theMesh nFace
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local v1 = getVert theMesh face[indices[1]]
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local v2 = getVert theMesh face[indices[2]]
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local v3 = getVert theMesh face[indices[3]]
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local uv1 = getTVert theMesh tface[indices[1]]
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local uv2 = getTVert theMesh tface[indices[2]]
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local uv3 = getTVert theMesh tface[indices[3]]
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local dV1 = v1 - v2
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local dV2 = v1 - v3
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local dUV1 = uv1 - uv2
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local dUV2 = uv1 - uv3
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local area = dUV1.x * dUV2.y - dUV1.y * dUV2.x
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local sign = if area < 0 then -1 else 1
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local tangent = [0,0,1]
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tangent.x = dV1.x * dUV2.y - dUV1.y * dV2.x
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tangent.y = dV1.y * dUV2.y - dUV1.y * dV2.y
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tangent.z = dV1.z * dUV2.y - dUV1.y * dV2.z
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tangent = (normalize tangent) * sign
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append tSpace tangent
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)
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delete theMesh
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return tSpace
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)
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function AddMaterialToList inmaterial =
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(
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local canadd = true
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for mat in usedMaterials do
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(
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if mat == inmaterial then
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(
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canadd = false
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break
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)
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)
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if canadd then
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(
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append usedMaterials inmaterial
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)
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)
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-------------------------------------------------------------------------------------
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-- This function exports a bones object to the BLU file.
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function ExportNodeAnimation node =
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(
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-- animation header
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writelong ostream 3 -- 3: animation
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writestring ostream node.name
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-- position
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writelong ostream node.position.controller.keys.count #unsigned
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for i = 1 to node.position.controller.keys.count do
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(
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writefloat ostream (node.position.controller.keys[i].time / 30.0)
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if node.parent != undefined then
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trans = in coordsys node.parent [node.pos.x_position.controller.keys[i].value, node.pos.y_position.controller.keys[i].value, node.pos.z_position.controller.keys[i].value]
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else
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trans = in coordsys world [node.pos.x_position.controller.keys[i].value, node.pos.y_position.controller.keys[i].value, node.pos.z_position.controller.keys[i].value]
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writefloat ostream trans.x
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writefloat ostream trans.y
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writefloat ostream trans.z
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)
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-- scale
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writelong ostream node.scale.controller.keys.count #unsigned
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for i = 1 to node.scale.controller.keys.count do
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(
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writefloat ostream (node.scale.controller.keys[i].time / 30.0)
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writefloat ostream node.scale.controller.keys[i].value.x
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writefloat ostream node.scale.controller.keys[i].value.y
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writefloat ostream node.scale.controller.keys[i].value.z
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)
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-- rotation
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writelong ostream node.rotation.controller.keys.count #unsigned
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for i = 1 to node.rotation.controller.keys.count do
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(
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writefloat ostream (node.rotation.controller.keys[i].time / 30.0)
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writefloat ostream node.rotation.x_rotation.controller.keys[i].value
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writefloat ostream node.rotation.y_rotation.controller.keys[i].value
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writefloat ostream node.rotation.z_rotation.controller.keys[i].value
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)
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)
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-------------------------------------------------------------------------------------
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-- This function exports a bones object to the BLU file.
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function ExportBone bone =
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(
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-- bone header
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writelong ostream 2 -- 2: bone
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writestring ostream bone.name
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if bone.parent != undefined then
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writestring ostream bone.parent.name
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else
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writestring ostream ""
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-- Translation (IN PARENT SPACE)--
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if bone.parent != undefined then
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trans = in coordsys parent at time 0.0 bone.pos
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else
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trans = in coordsys world at time 0.0 bone.pos
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writefloat ostream trans.x
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writefloat ostream trans.y
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writefloat ostream trans.z
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print "bone:"
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print trans
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-- Rotation (IN PARENT SPACE)--
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rot = in coordsys parent bone.rotation at time 0.0
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writefloat ostream rot.x
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writefloat ostream rot.y
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writefloat ostream rot.z
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writefloat ostream rot.w
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-- Scale --
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sca = bone.scale at time 0.0
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writefloat ostream sca.x
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writefloat ostream sca.y
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writefloat ostream sca.z
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)
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-------------------------------------------------------------------------------------
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-- This function exports a material object to the BLU file.
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function ExportMaterial mat =
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(
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-- material header
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writelong ostream 1 -- 1: material
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writestring ostream mat.name
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if classof mat.diffusemap == Bitmaptexture and mat.diffuseMapenable then
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writestring ostream mat.diffuseMap.bitmap.filename
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else
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writestring ostream ""
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if classof mat.specularmap == Bitmaptexture and mat.specularmapenable then
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writestring ostream mat.specularmap .bitmap.filename
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else
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writestring ostream ""
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if classof mat.bumpmap == Bitmaptexture and mat.bumpmapenable then
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writestring ostream mat.bumpmap .bitmap.filename
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else
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writestring ostream ""
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if classof mat.SelfIllumMap == Bitmaptexture and mat.SelfIllumMapenable then
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writestring ostream mat.SelfIllumMap.bitmap.filename
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else
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writestring ostream ""
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if classof mat.reflectionmap == Bitmaptexture and mat.reflectionmapenable then
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writestring ostream mat.reflectionmap.bitmap.filename
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else
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writestring ostream ""
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writefloat ostream mat.ambient.r
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writefloat ostream mat.ambient.g
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writefloat ostream mat.ambient.b
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writefloat ostream mat.ambient.a
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writefloat ostream mat.diffuse.r
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writefloat ostream mat.diffuse.g
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writefloat ostream mat.diffuse.b
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writefloat ostream mat.diffuse.a
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writefloat ostream mat.specular.r
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writefloat ostream mat.specular.g
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writefloat ostream mat.specular.b
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writefloat ostream mat.specular.a
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if (mat.selfIllumAmount > 0) then
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(
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writefloat ostream mat.selfIllumAmount
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writefloat ostream mat.selfIllumAmount
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writefloat ostream mat.selfIllumAmount
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writefloat ostream mat.selfIllumAmount
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)
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else
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(
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writefloat ostream mat.selfIllumColor.r
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writefloat ostream mat.selfIllumColor.g
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writefloat ostream mat.selfIllumColor.b
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writefloat ostream mat.selfIllumColor.a
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)
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writefloat ostream mat.specularlevel
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writefloat ostream mat.glossiness
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)
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-------------------------------------------------------------------------------------
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-- This function exports a geometry object to the BLU file.
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function ExportMesh node meshObj name =
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(
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local isSkin = (node.modifiers["skin"] != undefined)
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if isSkin then
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(
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max modify mode
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modPanel.setCurrentObject node.modifiers["skin"]
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)
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-- mesh header
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writelong ostream 0 -- 0: mesh
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writestring ostream name
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if meshObj.material != undefined then
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(
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writestring ostream meshObj.material.name
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AddMaterialToList meshObj.material
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)
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else
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(
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writestring ostream ""
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)
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-- vertex count
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writelong ostream meshObj.numVerts #unsigned
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-- vertex elements
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-- 0: Position2D
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-- 1: Position3D
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-- 2: Position4D
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-- 3: Normal
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-- 4: ColorRGB
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-- 5: ColorARGB
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-- 6: ColorRGBf
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-- 7: ColorARGBf
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-- 8: Texture2D
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-- 9: Texture3D
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-- 10: Texture4D
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-- 11: Tangent3D
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-- 12: Tangent4D
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-- 13: BlendIndices
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-- 14: BlendWeights
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local numVElements = 3
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if meshObj.material != undefined and meshObj.material.bumpmapenable then
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numVElements += 1
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if isSkin then
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numVElements += 2 -- blendindicies and weights
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writelong ostream numVElements -- number of vertexelements
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writelong ostream 1
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writelong ostream 3
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writelong ostream 8
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PerFaceTangents = #()
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if meshObj.material != undefined and meshObj.material.bumpmapenable then
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(
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writelong ostream 11 -- tangent
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PerFaceTangents = computeTangent meshObj
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)
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if isSkin then
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(
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writelong ostream 13 -- BlendIndices
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writelong ostream 14 -- BlendWeights
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)
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local hasTooMuchBonesPerVertex = false
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for i = 1 to meshObj.numVerts do
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(
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vert = ((GetVert meshObj i)-meshObj.pos)
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writefloat ostream vert.x
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writefloat ostream vert.y
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writefloat ostream vert.z
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normal = GetNormal meshObj i
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writefloat ostream normal.x
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writefloat ostream normal.y
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writefloat ostream normal.z
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uvw = GetTVert meshObj i
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writefloat ostream uvw.x
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writefloat ostream uvw.y
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-- tangent
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if meshObj.material != undefined and meshObj.material.bumpmapenable then
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(
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local vertfaces = meshop.getFacesUsingVert meshObj #{i}
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local tangent = 0;
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for face in vertfaces do
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(
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tangent += PerFaceTangents[face]
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)
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tangent = (normalize tangent)
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writefloat ostream tangent.x
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writefloat ostream tangent.y
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writefloat ostream tangent.z
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)
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if isSkin then
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(
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local bone_idA = 0
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local weightA = 0.0
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local bone_idB = 0
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local weightB = 0.0
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local bone_idC = 0
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local weightC = 0.0
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local bone_idD = 0
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local weightD = 0.0
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if (skinops.getVertexWeightCount node.skin i > 0) then
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(
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local bone_idA = skinops.getVertexWeightBoneID node.skin i 1
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local weightA = skinops.getVertexWeight node.skin i 1
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)
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if (skinops.getVertexWeightCount node.skin i > 1) then
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(
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local bone_idB = skinops.getVertexWeightBoneID node.skin i 2
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local weightB = skinops.getVertexWeight node.skin i 2
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)
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if (skinops.getVertexWeightCount node.skin i > 2) then
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(
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local bone_idC = skinops.getVertexWeightBoneID node.skin i 3
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local weightC = skinops.getVertexWeight node.skin i 3
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)
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if (skinops.getVertexWeightCount node.skin i > 3) then
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(
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local bone_idD = skinops.getVertexWeightBoneID node.skin i 4
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local weightD = skinops.getVertexWeight node.skin i 4
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)
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if (skinops.getVertexWeightCount node.skin i > 4) then
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hasTooMuchBonesPerVertex = true
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writefloat ostream (bone_idA - 1)
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writefloat ostream (bone_idB - 1)
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writefloat ostream (bone_idC - 1)
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writefloat ostream (bone_idD - 1)
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writefloat ostream weightA
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writefloat ostream weightB
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writefloat ostream weightC
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writefloat ostream weightD
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)
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)
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writelong ostream (meshObj.numFaces * 3) #unsigned
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for i = 1 to meshObj.numFaces do
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(
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poly = GetFace meshObj i
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writelong ostream (poly.x as integer -1) #unsigned
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writelong ostream (poly.y as integer -1) #unsigned
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writelong ostream (poly.z as integer -1) #unsigned
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)
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if hasTooMuchBonesPerVertex then
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MessageBox (name + " has too much bones per vertex.")
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)
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-------------------------------------------------------------------------------------
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-- This function is called once per node in the scene.
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-- A node in Max may be all sorts of things. We are only interested in geometry.
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function ExportNode node =
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(
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-- Create node and export class specific data
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if SuperClassOf node == GeometryClass and ClassOf node == BoneGeometry then
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(
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ExportBone node
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)
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else if SuperClassOf node == GeometryClass and ClassOf node == Editable_mesh then
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(
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ExportMesh node node node.name
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)
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else if SuperClassOf node == GeometryClass then
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(
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-- Build a mesh out of this object and save it
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local temp = copy node
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convertToMesh temp
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if SuperClassOf temp == GeometryClass and ClassOf temp == Editable_mesh then
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(
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ExportMesh node temp node.name
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)
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delete temp
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)
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else -- Not geometry.. could be a camera, light, etc.
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return false
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if (node.position.controller.keys.count > 0 or
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node.scale.controller.keys.count > 0 or
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node.rotation.controller.keys.count > 0) then
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(
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ExportNodeAnimation node
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)
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return true
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)
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-------------------------------------------------------------------------------------
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-- This function recurses down the node hierarchy calling ExportNode for each node.
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function RecursiveExportNode node =
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(
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if (ExportNode node) == false then
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return false
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-- Recurse children before writing this node
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for child in node.children do
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RecursiveExportNode child
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)
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-------------------------------------------------------------------------------------
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-- The highest level function called to export an BLU file.
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function ExportBLU =
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(
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-- Write the BLU header
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writestring ostream "BLUF"
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writelong ostream version
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if cb_exportSelOnly.checked then
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(
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for node in selection do
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ExportNode node
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)
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else
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(
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for node in rootnode.children do
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RecursiveExportNode node
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)
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for mat in usedMaterials do
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(
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ExportMaterial mat
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)
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)
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-------------------------------------------------------------------------------------
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-- Open an prepare a file handle for writing.
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function GetSaveFileStream =
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(
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fname = GetSaveFileName types:"BLU (*.blu)|*.blu|All Files(*.*)|*.*|"
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if fname == undefined then
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return undefined
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ostream = fopen fname "wbS" -- CreateFile fname
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if ostream == undefined then
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(
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MessageBox "Couldn't open file for writing!"
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return undefined
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)
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return ostream
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)
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-------------------------------------------------------------------------------------
|
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-- This is the function called when the user activates the utility by pressing on
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-- the export button. It opens the file and calls the export routine.
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on btn_export pressed do
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(
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ostream = GetSaveFileStream()
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if ostream != undefined then
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(
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ExportBLU()
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fclose ostream
|
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)
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)
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|
||||
) -- End BLUExport
|
||||
Reference in New Issue
Block a user