Emojigit/mg_villages
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added view from top

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This commit is contained in:
Sokomine 2015-04-17 05:12:48 +02:00
parent 6390d18f76
commit b8204d6073
1 changed files with 62 additions and 11 deletions
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65
build_chest.lua
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@ -94,9 +94,9 @@ build_chest.create_preview_image = function( data, side )
elseif( side==2 ) then
params = {1, data.size.z, 1, 1, data.size.x, 1, 1, 1};
elseif( side==3 ) then
params = {1, data.size.x, 1, data.size.z, 1, -1, 0, 1};
params = {1, data.size.x, 1, data.size.z, 0, -1, 0, 1};
elseif( side==4 ) then
params = {1, data.size.z, 1, data.size.x, 1, -1, 1, 0};
params = {1, data.size.z, 1, data.size.x, 0, -1, 1, 0};
end
local preview = {};
@ -136,6 +136,35 @@ build_chest.create_preview_image = function( data, side )
return preview;
end
build_chest.create_preview_image_from_top = function( data )
local preview = {};
for z = 1, data.size.z do
preview[ z ] = {};
for x = 1, data.size.x do
local found = nil;
local y = data.size.y;
while( not( found ) and y > 1) do
local node = data.scm_data_cache[y][x][z];
if( node and node[1]
and data.nodenames[ node[1] ]
and data.nodenames[ node[1] ] ~= 'air'
and data.nodenames[ node[1] ] ~= 'ignore'
and data.nodenames[ node[1] ] ~= 'mg:ignore'
and data.nodenames[ node[1] ] ~= 'default:torch' ) then
-- a preview node is only set if there's no air there
preview[z][x] = node[1];
found = 1;
end
y = y-1;
end
if( not( found )) then
preview[z][x] = -1;
end
end
end
return preview;
end
build_chest.preview_image_formspec = function( building_name, replacements, side )
if( not( building_name )
@ -169,11 +198,26 @@ build_chest.preview_image_formspec = function( building_name, replacements, side
end
end
local scale = 0.5;
local tile_nr = 3; -- view from the side
if( side ~= 5 ) then
local scale_y = 6.0/data.size.y;
local scale_z = 10.0/data.size.z;
local scale = scale_y;
if( scale_y > scale_z) then
scale = scale_z;
else
scale = scale_y;
end
else
local scale_x = 10.0/data.size.x; -- only relevant for view from top
local scale_z = 6.0/data.size.z;
if( scale_x > scale_z) then
scale = scale_z;
else
scale = scale_x;
end
tile_nr = 1; -- view from top
end
if( not( side )) then
@ -184,14 +228,14 @@ build_chest.preview_image_formspec = function( building_name, replacements, side
for l,v in ipairs( y_values ) do
-- air, ignore and mg:ignore are not stored
if( v and content_ids[ v ]==-1 ) then
formspec = formspec..mg_villages.draw_tile( nil, "unknown_node.png", (l*scale), 9-(y*scale), scale*1.3, scale*1.2, 3);
formspec = formspec..mg_villages.draw_tile( nil, "unknown_node.png", (l*scale), 9-(y*scale), scale*1.3, scale*1.2, tile_nr);
elseif( v and v>0 and content_ids[v]) then
formspec = formspec..mg_villages.draw_tile( content_ids[ v ], nil, (l*scale), 9-(y*scale), scale*1.3, scale*1.2, 3);
formspec = formspec..mg_villages.draw_tile( content_ids[ v ], nil, (l*scale), 9-(y*scale), scale*1.3, scale*1.2, tile_nr);
end
end
end
local side_name = {"front","right","back","left"};
for i=1,4 do
local side_name = {"front","right","back","left","top"};
for i=1,5 do
if( i ~= side ) then
formspec = formspec.."button["..tostring(3.3+1.2*(i-1))..
",2.2;1,0.5;preview_"..tostring(i)..";"..side_name[i].."]";
@ -239,6 +283,8 @@ build_chest.read_building = function( building_name )
end
build_chest.building[ building_name ].preview = data.preview;
end
-- ...and add a preview image from top
build_chest.building[ building_name ].preview[5] = build_chest.create_preview_image_from_top( res );
return true;
end
@ -467,6 +513,11 @@ build_chest.update_formspec = function( pos, page, player, fields )
return formspec..build_chest.preview_image_formspec( building_name,
minetest.deserialize( meta:get_string( 'replacements' )), 4);
end
if( fields.preview_5 and building_name ) then
return formspec..build_chest.preview_image_formspec( building_name,
minetest.deserialize( meta:get_string( 'replacements' )), 5);
end
-- show list of all node names used
local start_pos = meta:get_string('start_pos');