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Made dark places tint slightly in blue

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This commit is contained in:
Perttu Ahola 2011-07-23 04:10:17 +03:00
parent 8993d9dd83
commit d67cef0eb7
3 changed files with 36 additions and 16 deletions
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27
src/mapblock_mesh.cpp
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@ -140,9 +140,24 @@ void getNodeVertexDirs(v3s16 dir, v3s16 *vertex_dirs)
}
}
inline video::SColor lightColor(u8 alpha, u8 light)
video::SColor MapBlock_LightColor(u8 alpha, u8 light)
{
#if 0
return video::SColor(alpha,light,light,light);
#endif
//return video::SColor(alpha,light,light,MYMAX(0, (s16)light-25)+25);
/*return video::SColor(alpha,light,light,MYMAX(0,
pow((float)light/255.0, 0.8)*255.0));*/
#if 1
// Emphase blue a bit in darker places
float lim = 80;
float power = 0.7;
if(light > lim)
return video::SColor(alpha,light,light,light);
else
return video::SColor(alpha,light,light,MYMAX(0,
pow((float)light/lim, power)*lim));
#endif
}
struct FastFace
@ -198,7 +213,7 @@ void makeFastFace(TileSpec tile, u8 li0, u8 li1, u8 li2, u8 li3, v3f p,
float w = tile.texture.size.X;
float h = tile.texture.size.Y;
/*video::SColor c = lightColor(alpha, li);
/*video::SColor c = MapBlock_LightColor(alpha, li);
face.vertices[0] = video::S3DVertex(vertex_pos[0], v3f(0,1,0), c,
core::vector2d<f32>(x0+w*abs_scale, y0+h));
@ -210,16 +225,16 @@ void makeFastFace(TileSpec tile, u8 li0, u8 li1, u8 li2, u8 li3, v3f p,
core::vector2d<f32>(x0+w*abs_scale, y0));*/
face.vertices[0] = video::S3DVertex(vertex_pos[0], v3f(0,1,0),
lightColor(alpha, li0),
MapBlock_LightColor(alpha, li0),
core::vector2d<f32>(x0+w*abs_scale, y0+h));
face.vertices[1] = video::S3DVertex(vertex_pos[1], v3f(0,1,0),
lightColor(alpha, li1),
MapBlock_LightColor(alpha, li1),
core::vector2d<f32>(x0, y0+h));
face.vertices[2] = video::S3DVertex(vertex_pos[2], v3f(0,1,0),
lightColor(alpha, li2),
MapBlock_LightColor(alpha, li2),
core::vector2d<f32>(x0, y0));
face.vertices[3] = video::S3DVertex(vertex_pos[3], v3f(0,1,0),
lightColor(alpha, li3),
MapBlock_LightColor(alpha, li3),
core::vector2d<f32>(x0+w*abs_scale, y0));
face.tile = tile;