minetest
/
minetest
mirror of https://github.com/minetest/minetest.git
1
0
Fork 0
Code Issues Releases Wiki Activity

Add texture modification [lowpart:percent:filename

This commit is contained in:
Perttu Ahola 2012-06-03 17:57:30 +03:00
parent 1709fd854a
commit 3ccb0f691b
1 changed files with 35 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

35
src/tile.cpp
View File

@ -1603,6 +1603,41 @@ bool generate_image(std::string part_of_name, video::IImage *& baseimg,
image->drop();
}
}
/*
[lowpart:percent:filename
Adds the lower part of a texture
*/
else if(part_of_name.substr(0,9) == "[lowpart:")
{
Strfnd sf(part_of_name);
sf.next(":");
u32 percent = stoi(sf.next(":"));
std::string filename = sf.next(":");
//infostream<<"power part "<<percent<<"%% of "<<filename<<std::endl;
if(baseimg == NULL)
baseimg = driver->createImage(video::ECF_A8R8G8B8, v2u32(16,16));
video::IImage *img = sourcecache->getOrLoad(filename, device);
if(img)
{
core::dimension2d<u32> dim = img->getDimension();
core::position2d<s32> pos_base(0, 0);
video::IImage *img2 =
driver->createImage(video::ECF_A8R8G8B8, dim);
img->copyTo(img2);
img->drop();
core::position2d<s32> clippos(0, 0);
clippos.Y = dim.Height * (100-percent) / 100;
core::dimension2d<u32> clipdim = dim;
clipdim.Height = clipdim.Height * percent / 100 + 1;
core::rect<s32> cliprect(clippos, clipdim);
img2->copyToWithAlpha(baseimg, pos_base,
core::rect<s32>(v2s32(0,0), dim),
video::SColor(255,255,255,255),
&cliprect);
img2->drop();
}
}
else
{
errorstream<<"generate_image(): Invalid "