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-rw-r--r--doc/lua_api.txt4
-rw-r--r--src/content_mapblock.cpp7
-rw-r--r--src/nodedef.h52
-rw-r--r--src/script/cpp_api/s_node.cpp1
4 files changed, 47 insertions, 17 deletions
diff --git a/doc/lua_api.txt b/doc/lua_api.txt
index 72599cb7c..0ca3767f9 100644
--- a/doc/lua_api.txt
+++ b/doc/lua_api.txt
@@ -658,6 +658,10 @@ node definition:
The first five bits of `param2` tells which color
is picked from the palette.
The palette should have 32 pixels.
+ paramtype2 == "glasslikeliquidlevel"
+ ^ Only valid for "glasslike_framed" or "glasslike_framed_optional" drawtypes.
+ param2 defines 64 levels of internal liquid.
+ Liquid texture is defined using `special_tiles = {"modname_tilename.png"},`
collision_box = {
type = "fixed",
fixed = {
diff --git a/src/content_mapblock.cpp b/src/content_mapblock.cpp
index d0cb50db3..d18aff879 100644
--- a/src/content_mapblock.cpp
+++ b/src/content_mapblock.cpp
@@ -760,8 +760,11 @@ void MapblockMeshGenerator::drawGlasslikeFramedNode()
drawAutoLightedCuboid(glass_faces[face]);
}
- if (param2 > 0 && f->special_tiles[0].texture) {
- // Interior volume level is in range 0 .. 63,
+ // Optionally render internal liquid level defined by param2
+ // Liquid is textured with 1 tile defined in nodedef 'special_tiles'
+ if (param2 > 0 && f->param_type_2 == CPT2_GLASSLIKE_LIQUID_LEVEL &&
+ f->special_tiles[0].texture) {
+ // Internal liquid level has param2 range 0 .. 63,
// convert it to -0.5 .. 0.5
float vlev = (param2 / 63.0) * 2.0 - 1.0;
tile = getSpecialTile(*f, n, 0);
diff --git a/src/nodedef.h b/src/nodedef.h
index 4a9908ecc..da3345d80 100644
--- a/src/nodedef.h
+++ b/src/nodedef.h
@@ -74,7 +74,9 @@ enum ContentParamType2
// 3 bits of palette index, then facedir
CPT2_COLORED_FACEDIR,
// 5 bits of palette index, then wallmounted
- CPT2_COLORED_WALLMOUNTED
+ CPT2_COLORED_WALLMOUNTED,
+ // Glasslike framed drawtype internal liquid level, param2 values 0 to 63
+ CPT2_GLASSLIKE_LIQUID_LEVEL,
};
enum LiquidType
@@ -144,26 +146,46 @@ public:
enum NodeDrawType
{
- NDT_NORMAL, // A basic solid block
- NDT_AIRLIKE, // Nothing is drawn
- NDT_LIQUID, // Do not draw face towards same kind of flowing/source liquid
- NDT_FLOWINGLIQUID, // A very special kind of thing
- NDT_GLASSLIKE, // Glass-like, don't draw faces towards other glass
- NDT_ALLFACES, // Leaves-like, draw all faces no matter what
- NDT_ALLFACES_OPTIONAL, // Fancy -> allfaces, fast -> normal
+ // A basic solid block
+ NDT_NORMAL,
+ // Nothing is drawn
+ NDT_AIRLIKE,
+ // Do not draw face towards same kind of flowing/source liquid
+ NDT_LIQUID,
+ // A very special kind of thing
+ NDT_FLOWINGLIQUID,
+ // Glass-like, don't draw faces towards other glass
+ NDT_GLASSLIKE,
+ // Leaves-like, draw all faces no matter what
+ NDT_ALLFACES,
+ // Enabled -> ndt_allfaces, disabled -> ndt_normal
+ NDT_ALLFACES_OPTIONAL,
+ // Single plane perpendicular to a surface
NDT_TORCHLIKE,
+ // Single plane parallel to a surface
NDT_SIGNLIKE,
+ // 2 vertical planes in a 'X' shape diagonal to XZ axes.
+ // paramtype2 = "meshoptions" allows various forms, sizes and
+ // vertical and horizontal random offsets.
NDT_PLANTLIKE,
+ // Fenceposts that connect to neighbouring fenceposts with horizontal bars
NDT_FENCELIKE,
+ // Selects appropriate junction texture to connect like rails to
+ // neighbouring raillikes.
NDT_RAILLIKE,
+ // Custom Lua-definable structure of multiple cuboids
NDT_NODEBOX,
- NDT_GLASSLIKE_FRAMED, // Glass-like, draw connected frames and all all
- // visible faces
- // uses 2 textures, one for frames, second for faces
- NDT_FIRELIKE, // Draw faces slightly rotated and only on connecting nodes,
- NDT_GLASSLIKE_FRAMED_OPTIONAL, // enabled -> connected, disabled -> Glass-like
- // uses 2 textures, one for frames, second for faces
- NDT_MESH, // Uses static meshes
+ // Glass-like, draw connected frames and all visible faces.
+ // param2 > 0 defines 64 levels of internal liquid
+ // Uses 3 textures, one for frames, second for faces,
+ // optional third is a 'special tile' for the liquid.
+ NDT_GLASSLIKE_FRAMED,
+ // Draw faces slightly rotated and only on neighbouring nodes
+ NDT_FIRELIKE,
+ // Enabled -> ndt_glasslike_framed, disabled -> ndt_glasslike
+ NDT_GLASSLIKE_FRAMED_OPTIONAL,
+ // Uses static meshes
+ NDT_MESH,
};
// Mesh options for NDT_PLANTLIKE with CPT2_MESHOPTIONS
diff --git a/src/script/cpp_api/s_node.cpp b/src/script/cpp_api/s_node.cpp
index 23c8f43b9..adad01e45 100644
--- a/src/script/cpp_api/s_node.cpp
+++ b/src/script/cpp_api/s_node.cpp
@@ -62,6 +62,7 @@ struct EnumString ScriptApiNode::es_ContentParamType2[] =
{CPT2_COLOR, "color"},
{CPT2_COLORED_FACEDIR, "colorfacedir"},
{CPT2_COLORED_WALLMOUNTED, "colorwallmounted"},
+ {CPT2_GLASSLIKE_LIQUID_LEVEL, "glasslikeliquidlevel"},
{0, NULL},
};