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Changed: Convert masks to 8 bits grayscale instead of using only Red component of RGBA bitmaps

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This commit is contained in:
kervala 2016-01-03 18:14:46 +01:00
parent cefd64f42a
commit 7683d859e3
3 changed files with 40 additions and 14 deletions
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8
code/nel/tools/3d/panoply_maker/color_modifier.cpp
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@ -46,7 +46,7 @@ void CColorModifier::convertBitmap(NLMISC::CBitmap &destBitmap, const NLMISC::CB
const NLMISC::CRGBA *src = (NLMISC::CRGBA *) &srcBitmap.getPixels()[0];
const NLMISC::CRGBA *mask = (NLMISC::CRGBA *) &maskBitmap.getPixels()[0];
const uint8 *mask = &maskBitmap.getPixels()[0];
NLMISC::CRGBA *dest = (NLMISC::CRGBA *) &destBitmap.getPixels()[0];
@ -69,7 +69,7 @@ void CColorModifier::convertBitmap(NLMISC::CBitmap &destBitmap, const NLMISC::CB
result.B = CalcBrightnessContrast(result.B, Luminosity, Contrast, grey);
// blend to the destination by using the mask alpha
result.blendFromui(*dest, result, mask->R);
result.blendFromui(*dest, result, *mask);
/// keep alpha from the source
dest->R = result.R;
@ -111,7 +111,7 @@ void CColorModifier::evalBitmapStats(const NLMISC::CBitmap &srcBitmap,
float gTotal = 0;
const NLMISC::CRGBA *src = (NLMISC::CRGBA *) &srcBitmap.getPixels()[0];
const NLMISC::CRGBA *mask = (NLMISC::CRGBA *) &maskBitmap.getPixels()[0];
const uint8 *mask = &maskBitmap.getPixels()[0];
for (uint y = 0; y < srcBitmap.getHeight(); ++y)
{
@ -119,7 +119,7 @@ void CColorModifier::evalBitmapStats(const NLMISC::CBitmap &srcBitmap,
{
float h, l, s;
float intensity = mask->R * (1.f / 255.f);
float intensity = *mask * (1.f / 255.f);
bool achromatic = src->convertToHLS(h, l, s);
float grey = 0.299f * src->R + 0.587f * src->G + 0.114f * src->B;

9
code/nel/tools/3d/panoply_maker/hls_bank_texture_info.cpp
View file

@ -43,18 +43,15 @@ void CHLSBankTextureInfo::serial(NLMISC::IStream &f)
// ***************************************************************************
void CHLSBankTextureInfo::CMaskBitmap::build(const NLMISC::CBitmap &src)
{
nlassert(src.getPixelFormat()==CBitmap::RGBA);
nlassert(src.getPixelFormat()==CBitmap::Luminance);
Width= src.getWidth();
Height= src.getHeight();
Pixels.resize(Width*Height);
if(!Pixels.empty())
{
CRGBA *pSrc= (CRGBA*)(&src.getPixels()[0]);
uint8 *pSrc = (uint8*)src.getPixels().getPtr();
uint8 *pDst = &Pixels[0];
for(uint i=0; i<Pixels.size(); i++)
{
pDst[i]= pSrc[i].R;
}
memcpy(pDst, pSrc, Pixels.size());
}
}

35
code/nel/tools/3d/panoply_maker/panoply_maker.cpp
View file

@ -795,8 +795,38 @@ static void BuildColoredVersionForOneBitmap(const CBuildInfo &bi, const std::str
// masks can be converted to grayscale files
if (bi.OptimizeTextures > 0 && maskDepth > 8)
{
if (!li.Mask.isGrayscale())
{
nlwarning("Mask %s is using colors, results may by incorrect! Use OptimizeTextures = 2 to fix it.", maskFileName.c_str());
}
if (bi.OptimizeTextures > 1)
{
// get a pointer on original data
uint32 size = li.Mask.getPixels().size();
uint32 *data = (uint32*)li.Mask.getPixels().getPtr();
uint32 *endData = (uint32*)((uint8*)data + size);
NLMISC::CRGBA *color = NULL;
// process all pixels
while(data < endData)
{
color = (NLMISC::CRGBA*)data;
// copy red value to green and blue,
// because only red is used for mask
color->B = color->G = color->R;
// make opaque
color->A = 255;
++data;
}
// convert image to real grayscale
li.Mask.convertToType(NLMISC::CBitmap::Luminance);
NLMISC::COFile os;
if (os.open(maskFileName))
@ -826,9 +856,9 @@ static void BuildColoredVersionForOneBitmap(const CBuildInfo &bi, const std::str
}
}
if (li.Mask.PixelFormat != NLMISC::CBitmap::RGBA)
if (li.Mask.PixelFormat != NLMISC::CBitmap::Luminance)
{
li.Mask.convertToType(NLMISC::CBitmap::RGBA);
li.Mask.convertToType(NLMISC::CBitmap::Luminance);
}
/// make sure the mask has the same size
@ -969,5 +999,4 @@ static void BuildColoredVersionForOneBitmap(const CBuildInfo &bi, const std::str
{
nlerror("Couldn't write %s", fullHlsInfoPath.c_str());
}
}