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Node texture animation

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This commit is contained in:
Perttu Ahola 2012-06-16 03:40:45 +03:00
parent f0678979b1
commit fd1135c7af
16 changed files with 421 additions and 82 deletions
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96
src/scriptapi.cpp
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@ -426,6 +426,13 @@ struct EnumString es_CraftMethod[] =
{0, NULL},
};
struct EnumString es_TileAnimationType[] =
{
{TAT_NONE, "none"},
{TAT_VERTICAL_FRAMES, "vertical_frames"},
{0, NULL},
};
/*
C struct <-> Lua table converter functions
*/
@ -991,6 +998,50 @@ static ItemDefinition read_item_definition(lua_State *L, int index,
return def;
}
/*
TileDef
*/
static TileDef read_tiledef(lua_State *L, int index)
{
if(index < 0)
index = lua_gettop(L) + 1 + index;
TileDef tiledef;
// key at index -2 and value at index
if(lua_isstring(L, index)){
// "default_lava.png"
tiledef.name = lua_tostring(L, index);
}
else if(lua_istable(L, index))
{
// {name="default_lava.png", animation={}}
tiledef.name = "";
getstringfield(L, index, "name", tiledef.name);
getstringfield(L, index, "image", tiledef.name); // MaterialSpec compat.
tiledef.backface_culling = getboolfield_default(
L, index, "backface_culling", true);
// animation = {}
lua_getfield(L, index, "animation");
if(lua_istable(L, -1)){
// {type="vertical_frames", aspect_w=16, aspect_h=16, length=2.0}
tiledef.animation.type = (TileAnimationType)
getenumfield(L, -1, "type", es_TileAnimationType,
TAT_NONE);
tiledef.animation.aspect_w =
getintfield_default(L, -1, "aspect_w", 16);
tiledef.animation.aspect_h =
getintfield_default(L, -1, "aspect_h", 16);
tiledef.animation.length =
getfloatfield_default(L, -1, "length", 1.0);
}
lua_pop(L, 1);
}
return tiledef;
}
/*
ContentFeatures
*/
@ -1026,18 +1077,23 @@ static ContentFeatures read_content_features(lua_State *L, int index)
f.drawtype = (NodeDrawType)getenumfield(L, index, "drawtype", es_DrawType,
NDT_NORMAL);
getfloatfield(L, index, "visual_scale", f.visual_scale);
lua_getfield(L, index, "tile_images");
// tiles = {}
lua_getfield(L, index, "tiles");
// If nil, try the deprecated name "tile_images" instead
if(lua_isnil(L, -1)){
lua_pop(L, 1);
warn_if_field_exists(L, index, "tile_images",
"Deprecated; new name is \"tiles\".");
lua_getfield(L, index, "tile_images");
}
if(lua_istable(L, -1)){
int table = lua_gettop(L);
lua_pushnil(L);
int i = 0;
while(lua_next(L, table) != 0){
// key at index -2 and value at index -1
if(lua_isstring(L, -1))
f.tname_tiles[i] = lua_tostring(L, -1);
else
f.tname_tiles[i] = "";
// Read tiledef from value
f.tiledef[i] = read_tiledef(L, -1);
// removes value, keeps key for next iteration
lua_pop(L, 1);
i++;
@ -1048,29 +1104,31 @@ static ContentFeatures read_content_features(lua_State *L, int index)
}
// Copy last value to all remaining textures
if(i >= 1){
std::string lastname = f.tname_tiles[i-1];
TileDef lasttile = f.tiledef[i-1];
while(i < 6){
f.tname_tiles[i] = lastname;
f.tiledef[i] = lasttile;
i++;
}
}
}
lua_pop(L, 1);
lua_getfield(L, index, "special_materials");
// special_tiles = {}
lua_getfield(L, index, "special_tiles");
// If nil, try the deprecated name "special_materials" instead
if(lua_isnil(L, -1)){
lua_pop(L, 1);
warn_if_field_exists(L, index, "special_materials",
"Deprecated; new name is \"special_tiles\".");
lua_getfield(L, index, "special_materials");
}
if(lua_istable(L, -1)){
int table = lua_gettop(L);
lua_pushnil(L);
int i = 0;
while(lua_next(L, table) != 0){
// key at index -2 and value at index -1
int smtable = lua_gettop(L);
std::string tname = getstringfield_default(
L, smtable, "image", "");
bool backface_culling = getboolfield_default(
L, smtable, "backface_culling", true);
MaterialSpec mspec(tname, backface_culling);
f.mspec_special[i] = mspec;
// Read tiledef from value
f.tiledef_special[i] = read_tiledef(L, -1);
// removes value, keeps key for next iteration
lua_pop(L, 1);
i++;