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Fix water-glass and water-lava surfaces

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This commit is contained in:
Perttu Ahola 2011-11-08 16:17:38 +02:00
parent fea55a9b87
commit 045e32b6ec
5 changed files with 91 additions and 45 deletions
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41
src/mapnode.h
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@ -121,6 +121,7 @@ struct ContentFeatures
video::SColor post_effect_color;
// Special irrlicht material, used sometimes
video::SMaterial *special_material;
video::SMaterial *special_material2;
AtlasPointer *special_atlas;
#endif
@ -199,6 +200,7 @@ struct ContentFeatures
vertex_alpha = 255;
post_effect_color = video::SColor(0, 0, 0, 0);
special_material = NULL;
special_material2 = NULL;
special_atlas = NULL;
#endif
param_type = CPT_NONE;
@ -377,44 +379,9 @@ inline bool content_buildable_to(content_t m)
0: No face
1: Face uses m1's content
2: Face uses m2's content
equivalent: Whether the blocks share the same face (eg. water and glass)
*/
inline u8 face_contents(content_t m1, content_t m2)
{
if(m1 == CONTENT_IGNORE || m2 == CONTENT_IGNORE)
return 0;
bool contents_differ = (m1 != m2);
// Contents don't differ for different forms of same liquid
if(content_liquid(m1) && content_liquid(m2)
&& make_liquid_flowing(m1) == make_liquid_flowing(m2))
contents_differ = false;
bool solidness_differs = (content_solidness(m1) != content_solidness(m2));
bool makes_face = contents_differ && solidness_differs;
if(makes_face == false)
return 0;
u8 c1 = content_solidness(m1);
u8 c2 = content_solidness(m2);
/*
Special case for half-transparent content.
This makes eg. the water (solidness=1) surrounding an underwater
glass block (solidness=0, visual_solidness=1) not get drawn.
*/
if(c1 == 1 && c2 == 0 && content_features(m2).visual_solidness != 0)
return 0;
if(c2 == 1 && c1 == 0 && content_features(m1).visual_solidness != 0)
return 0;
if(c1 > c2)
return 1;
else
return 2;
}
u8 face_contents(content_t m1, content_t m2, bool *equivalent);
/*
Packs directions like (1,0,0), (1,-1,0)