Fixed: If mask is using colors, convert it to grayscale using Red value (compatible with previous algorithm)

This commit is contained in:
kervala 2016-01-04 13:58:54 +01:00
parent 3f2959f668
commit 6f69256c48

View file

@ -791,41 +791,49 @@ static void BuildColoredVersionForOneBitmap(const CBuildInfo &bi, const std::str
throw NLMISC::Exception("Failed to load mask");
}
// masks can be converted to grayscale files
if (bi.OptimizeTextures > 0 && maskDepth > 8)
// convert color mask to grayscale (red is the new gray value)
if (li.Mask.getPixelFormat() == CBitmap::RGBA)
{
if (!li.Mask.isGrayscale())
// display a warning if checks enabled
if (bi.OptimizeTextures > 0 && !li.Mask.isGrayscale())
{
nlwarning("Mask %s is using colors, results may by incorrect! Use OptimizeTextures = 2 to fix it.", maskFileName.c_str());
}
// 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
if (li.Mask.PixelFormat != NLMISC::CBitmap::Luminance)
{
li.Mask.convertToType(NLMISC::CBitmap::Luminance);
}
// masks can be converted to grayscale files
if (bi.OptimizeTextures > 0 && maskDepth > 8)
{
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))
@ -855,11 +863,6 @@ static void BuildColoredVersionForOneBitmap(const CBuildInfo &bi, const std::str
}
}
if (li.Mask.PixelFormat != NLMISC::CBitmap::Luminance)
{
li.Mask.convertToType(NLMISC::CBitmap::Luminance);
}
/// make sure the mask has the same size
if (li.Mask.getWidth() != srcBitmap.getWidth()
|| li.Mask.getHeight() != srcBitmap.getHeight())