Khaganat-NeL/khanat-opennel-code
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Changed: Allow to extract interface elements with build_interface

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kervala 2016-10-22 16:49:57 +02:00
parent 2e93b84f2c
commit 25834f81d8
1 changed files with 109 additions and 0 deletions
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109
code/nel/tools/3d/build_interface/main.cpp
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@ -210,6 +210,7 @@ int main(int argc, char **argv)
args.setDescription("Build a huge interface texture from several small elements to optimize video memory usage.");
args.addArg("s", "subset", "existing_uv_txt_name", "Build a subset of an existing interface definition while preserving the existing texture ids, to support freeing up VRAM by switching to the subset without rebuilding the entire interface.");
args.addArg("x", "extract", "", "Extract all interface elements from <output_filename> to <input_path>.");
args.addAdditionalArg("output_filename", "PNG or TGA file to generate", true);
args.addAdditionalArg("input_path", "Path that containts interfaces elements", false);
@ -225,6 +226,9 @@ int main(int argc, char **argv)
existingUVfilename = args.getArg("s").front();
}
// extract all interface elements
bool extractElements = args.haveArg("x");
std::vector<std::string> inputDirs = args.getAdditionalArg("input_path");
string fmtName = args.getAdditionalArg("output_filename").front();
@ -232,6 +236,111 @@ int main(int argc, char **argv)
// append PNG extension if no one provided
if (fmtName.rfind('.') == string::npos) fmtName += ".png";
if (extractElements)
{
if (inputDirs.empty())
{
outString(toString("ERROR: No input directories specified"));
return -1;
}
// name of UV file
existingUVfilename = fmtName.substr(0, fmtName.rfind('.'));
existingUVfilename += ".txt";
// Load existing UV file
CIFile iFile;
string filename = CPath::lookup(existingUVfilename, false);
if (filename.empty() || !iFile.open(filename))
{
outString(toString("ERROR: Unable to open %s", existingUVfilename.c_str()));
return -1;
}
// Load existing bitmap file
CIFile bitmapFile;
if (!bitmapFile.open(fmtName))
{
outString(toString("ERROR: Unable to open %s", fmtName.c_str()));
return -1;
}
// load bitmap
CBitmap textureBitmap;
uint8 colors = textureBitmap.load(bitmapFile);
// file already loaded in memory, close it
bitmapFile.close();
if (colors != 32)
{
outString(toString("ERROR: %s is not a RGBA bitmap", existingUVfilename.c_str()));
return -1;
}
// make sure transparent pixels are black
textureBitmap.makeTransparentPixelsBlack();
float textureWidth = (float)textureBitmap.getWidth();
float textureHeight = (float)textureBitmap.getHeight();
char bufTmp[256], tgaName[256];
string sTGAname;
float uvMinU, uvMinV, uvMaxU, uvMaxV;
while (!iFile.eof())
{
iFile.getline(bufTmp, 256);
if (sscanf(bufTmp, "%s %f %f %f %f", tgaName, &uvMinU, &uvMinV, &uvMaxU, &uvMaxV) != 5)
{
nlwarning("Can't parse %s", bufTmp);
continue;
}
float xf = uvMinU * textureWidth;
float yf = uvMinV * textureHeight;
float widthf = (uvMaxU - uvMinU) * textureWidth;
float heightf = (uvMaxV - uvMinV) * textureHeight;
uint x = (uint)xf;
uint y = (uint)yf;
uint width = (uint)widthf;
uint height = (uint)heightf;
if ((float)x != xf || (float)y != yf || (float)width != widthf || (float)height != heightf)
{
nlwarning("Wrong round");
}
if (width && height)
{
// create bitmap
CBitmap bitmap;
bitmap.resize(width, height);
bitmap.blit(textureBitmap, x, y, width, height, 0, 0);
sTGAname = inputDirs.front() + "/" + tgaName;
if (writeFileDependingOnFilename(sTGAname, bitmap))
{
outString(toString("Writing file %s", sTGAname.c_str()));
}
else
{
outString(toString("Unable to writing file %s", sTGAname.c_str()));
}
}
else
{
outString(toString("Bitmap with wrong size"));
}
}
return 0;
}
vector<string> AllMapNames;
vector<string>::iterator it = inputDirs.begin(), itEnd = inputDirs.end();