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kervala 2015-12-28 16:44:35 +01:00
parent 79df345ecc
commit de1519f50b
3 changed files with 138 additions and 13 deletions
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2
code/nel/include/nel/misc/ucstring.h
View file

@ -355,7 +355,7 @@ namespace NLMISC
// Traits for hash_map using CEntityId
struct CUCStringHashMapTraits
{
enum { bucket_size = 4, min_buckets = 8, };
enum { bucket_size = 4, min_buckets = 8 };
CUCStringHashMapTraits() { }
size_t operator() (const ucstring &id ) const
{

147
code/nel/tools/3d/panoply_maker/panoply_maker.cpp
View file

@ -55,16 +55,17 @@ string DivideBy2Dir= "/d4/";
/// describes the building infos
struct CBuildInfo
{
std::string InputPath;
std::string OutputPath;
std::string HlsInfoPath;
std::string CachePath;
std::vector<std::string> BitmapExtensions; // the supported extension for bitmaps
std::string OutputFormat; // png or tga
std::string DefaultSeparator;
TColorMaskVect ColorMasks;
std::string InputPath;
std::string OutputPath;
std::string HlsInfoPath;
std::string CachePath;
std::vector<std::string> BitmapExtensions; // the supported extension for bitmaps
std::string OutputFormat; // png or tga
std::string DefaultSeparator;
TColorMaskVect ColorMasks;
// how to shift right the size of the src Bitmap for the .hlsinfo
uint LowDefShift;
uint LowDefShift;
uint OptimizeTextures; // 0 = don't optimize, 1 = check, 2 = optimize
};
@ -345,6 +346,15 @@ int main(int argc, char* argv[])
bi.LowDefShift= 3;
}
try
{
bi.OptimizeTextures = cf.getVar ("optimize_textures").asInt();
}
catch (const NLMISC::EUnknownVar &)
{
// don't optimize files by default
bi.OptimizeTextures = 0;
}
}
catch (const std::exception &e)
{
@ -648,11 +658,83 @@ static void BuildColoredVersionForOneBitmap(const CBuildInfo &bi, const std::str
if (is.open(fullInputBitmapPath))
{
depth = srcBitmap.load(is);
is.close();
if (depth == 0 || srcBitmap.getPixels().empty())
{
throw NLMISC::Exception("Failed to load bitmap");
}
// if bitmap is RGBA but has an alpha channel fully transparent,
// we can save it as RGB to optimize it
if (bi.OptimizeTextures > 0 && depth == 32)
{
uint32 size = srcBitmap.getSize(0);
if (size > 0)
{
// get a pointer on original data
uint8 *data = srcBitmap.getPixels().getPtr();
// pointer on first alpha value
uint8 *tmp = data + 3;
uint8 *endData = data + size;
uint8 value = *tmp;
// check if all alphas have the same value
while(tmp < endData && *tmp == value) tmp += 4;
// texture can be converted if all alphas are 0 or 255
if (tmp >= endData && (value == 255 || value == 0))
{
if (bi.OptimizeTextures > 1)
{
// original depth is now 24 bits, since we discarded alpha channel
depth = 24;
// if texture is fully transparent, make it fully opaque
if (value == 0)
{
tmp = data + 3;
while(tmp < endData)
{
*tmp = 255;
tmp += 4;
}
}
NLMISC::COFile os;
if (os.open(fullInputBitmapPath))
{
nlwarning("Optimizing texture %s...", fullInputBitmapPath.c_str());
std::string ext = CFile::getExtension(fullInputBitmapPath);
// resave the texture in optimized same format
if (ext == "png")
{
srcBitmap.writePNG(os, 24);
}
else if (ext == "tga")
{
srcBitmap.writeTGA(os, 24);
}
else
{
nlwarning("Don't support %s format for texture, unable to save it", ext.c_str());
}
}
}
else
{
nlwarning("Texture %s can be optimized", fullInputBitmapPath.c_str());
}
}
}
}
if (srcBitmap.PixelFormat != NLMISC::CBitmap::RGBA)
{
srcBitmap.convertToType(NLMISC::CBitmap::RGBA);
@ -702,8 +784,8 @@ static void BuildColoredVersionForOneBitmap(const CBuildInfo &bi, const std::str
for (k = 0; k < bi.ColorMasks.size(); ++k)
{
std::string maskName = fileName + "_" + bi.ColorMasks[k].MaskExt + "." + fileExt;
std::string maskFileName = NLMISC::CPath::lookup(maskName,
false, false);
std::string maskFileName = NLMISC::CPath::lookup(maskName, false, false);
if (!maskFileName.empty()) // found the mask ?
{
CLoopInfo li;
@ -717,11 +799,52 @@ static void BuildColoredVersionForOneBitmap(const CBuildInfo &bi, const std::str
if (is.open(maskFileName))
{
if (li.Mask.load(is) == 0 || li.Mask.getPixels().empty())
// masks are always opaque, if the mask is 8bits, it's in grayscale
li.Mask.loadGrayscaleAsAlpha(false);
uint8 maskDepth = li.Mask.load(is);
is.close();
if (maskDepth == 0 || li.Mask.getPixels().empty())
{
throw NLMISC::Exception("Failed to load mask");
}
// masks can be converted to grayscale files
if (bi.OptimizeTextures > 0 && maskDepth > 8)
{
if (bi.OptimizeTextures > 1)
{
NLMISC::COFile os;
if (os.open(maskFileName))
{
std::string ext = CFile::getExtension(maskFileName);
nlwarning("Optimizing mask %s...", maskFileName.c_str());
// resave the texture in optimized same format
if (ext == "png")
{
li.Mask.writePNG(os, 8);
}
else if (ext == "tga")
{
li.Mask.writeTGA(os, 8);
}
else
{
nlwarning("Don't support %s format for mask, unable to save it", ext.c_str());
}
}
}
else
{
nlwarning("Mask %s can be optimized", maskFileName.c_str());
}
}
if (li.Mask.PixelFormat != NLMISC::CBitmap::RGBA)
{
li.Mask.convertToType(NLMISC::CBitmap::RGBA);

2
code/nel/tools/3d/s3tc_compressor_lib/s3tc_compressor.cpp
View file

@ -179,6 +179,8 @@ void CS3TCCompressor::compress(const NLMISC::CBitmap &bmpSrc, bool optMipMap, u
DDS_HEADER dest;
NLMISC::CBitmap picSrc= bmpSrc;
// initialize DDS_HEADER
memset(&dest, 0, sizeof(dest));
// For all mipmaps, compress.
if(optMipMap)