///////////////////////////////////////////////////////////////////////////////
// Function: height2Normals
// Usage: execute the xNormal plugin Height2Normals
// Input: none
// Return: none
///////////////////////////////////////////////////////////////////////////////
function height2Normals()
{
var h2n_call = stringIDToTypeID("DAC3798E-E2D1-4353-BAFD-986D4766FADD")
var desc3 = new ActionDescriptor()
// Source Channel: R
desc3.putEnumerated( charIDToTypeID("hSrc"), charIDToTypeID("THei"), charIDToTypeID("thrr") )
desc3.putBoolean( charIDToTypeID("nSrc"), true ) // Normalize Source
desc3.putBoolean( charIDToTypeID("bias"), false ) // Bias
desc3.putBoolean( charIDToTypeID("phiA"), false )
desc3.putBoolean( charIDToTypeID("atil"), false ) // Allow Tiling
desc3.putDouble( charIDToTypeID("XMoo"), 0.600000 ) // Smoothing
// Method: 4Samples
desc3.putEnumerated( charIDToTypeID("XMet"), charIDToTypeID("XTMe"), charIDToTypeID("4sam") )
// Swizzle R: X+
desc3.putEnumerated( charIDToTypeID("kswX"), charIDToTypeID("TSwi"), charIDToTypeID("swXp") )
// Swizzle G: Y+
desc3.putEnumerated( charIDToTypeID("kswY"), charIDToTypeID("TSwi"), charIDToTypeID("swYp") )
// Swizzle B: Z-
desc3.putEnumerated( charIDToTypeID("kswZ"), charIDToTypeID("TSwi"), charIDToTypeID("swZp") )
executeAction( h2n_call, desc3, DialogModes.NO )
}
///////////////////////////////////////////////////////////////////////////////
// Function: stripLayers
// Usage: remove all layers from a document except one
// Input: a document, the name of a layer to keep
// Return: none
///////////////////////////////////////////////////////////////////////////////
function stripLayers(docName, layerToKeep)
{
while(docName.layerSets.length > 0)
{
docName.layerSets[0].remove()
}
var i = 0
while(docName.artLayers.length > 1)
{
if(docName.artLayers[i].name == layerToKeep)
{
i++
}
docName.artLayers[i].remove()
}
}
///////////////////////////////////////////////////////////////////////////////
// Function: flattenAndSave
// Usage: flatten all layers into a single layer and save the file
// Input: the name of a layer set to keep, the path to the save file
// Return: none
///////////////////////////////////////////////////////////////////////////////
function flattenAndSave(group, filePath)
{
try
{
var newDoc = app.activeDocument.duplicate()
var mergeLayer = newDoc.layerSets.getByName(group).merge()
newDoc.bitsPerChannel = BitsPerChannelType.EIGHT
stripLayers(newDoc, group)
var saveFile = new File(filePath + ".png")
savePNG(saveFile)
newDoc.close(SaveOptions.DONOTSAVECHANGES)
}
catch(e)
{ }
}
///////////////////////////////////////////////////////////////////////////////
// Function: normalAndSave
// Usage: flatten all layers into a single layer, execute Height2Normals and save the file
// Input: the name of a layer set to keep, the path to the save file
// Return: none
///////////////////////////////////////////////////////////////////////////////
function normalAndSave(group, filePath)
{
try
{
var newDoc = app.activeDocument.duplicate()
var mergeLayer = newDoc.layerSets.getByName(group).merge()
newDoc.bitsPerChannel = BitsPerChannelType.EIGHT
stripLayers(newDoc, group)
height2Normals()
var saveFile = new File(filePath + ".png")
savePNG(saveFile)
newDoc.close(SaveOptions.DONOTSAVECHANGES)
}
catch(e)
{ }
}
///////////////////////////////////////////////////////////////////////////////
// Function: savePNG
// Usage: save the active document as a PNG
// Input: the file to save to
// Return: none
///////////////////////////////////////////////////////////////////////////////
function savePNG(saveFile)
{
if(saveFile.exists)
saveFile.remove();
pngSaveOptions = new PNGSaveOptions();
activeDocument.saveAs(saveFile, pngSaveOptions, true, Extension.LOWERCASE);
}
///////////////////////////////////////////////////////////////////////////////
// Function: saveTGA
// Usage: save the active document as a TGA
// Input: the file to save to
// Return: none
///////////////////////////////////////////////////////////////////////////////
function saveTGA(saveFile)
{
if(saveFile.exists)
saveFile.remove();
tgaSaveOptions = new TGASaveOptions();
activeDocument.saveAs(saveFile, tgaSaveOptions, true, Extension.LOWERCASE);
}
///////////////////////////////////////////////////////////////////////////////
// Function: main
// Usage: the main function to call
// Input: none
// Return: none
///////////////////////////////////////////////////////////////////////////////
function main()
{
var docName = app.activeDocument.name.replace(/\.[^\.]+$/, '');
var docExt = decodeURI(app.activeDocument.name).replace(/^.*\./,'');
if(docExt.toLowerCase() != 'psd')
return;
var docPath = app.activeDocument.path;
docPath = docPath + "/" + docName
flattenAndSave("Diffuse", docPath + "_col")
flattenAndSave("Height", docPath + "_bmp")
normalAndSave("Height", docPath + "_nml")
flattenAndSave("Specular", docPath + "_spc")
flattenAndSave("Glow", docPath + "_glo")
}
main() |
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