105 lines
2.8 KiB
Lua
105 lines
2.8 KiB
Lua
local function write_header()
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io.write('#include <gint/display.h>\n')
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io.write('#include "conf.h"\n')
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io.write('#include "level.h"\n')
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io.write('#include "tiles.h"\n')
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io.write('#include "vec.h"\n')
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end
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local function load_level(level_id)
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local level = require("level_" .. level_id)
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return level
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end
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local function write_layer(layer, level_id)
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local data = layer.data
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io.write("const Tile tiles_", level_id, "_", layer.name, "[] = {\n")
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for _, v in ipairs(data) do
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if v ~= 0 then
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v = v - 1
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end
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io.write(v, ",")
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end
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io.write("};\n")
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end
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local function count_tile_layers(level)
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local count = 0
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for _, layer in ipairs(level.layers) do
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if layer.type == "tilelayer" then
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count = count + 1
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end
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end
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return count
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end
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local function find_start_pos(level)
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for _, layer in ipairs(level.layers) do
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if layer.type == "objectgroup" then
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for _, object in ipairs(layer.objects) do
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if object.visible and object.type == "start_pos" then
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return { x = object.x / level.tilewidth,
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y = object.y / level.tileheight }
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end
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end
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end
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end
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return { x = 1, y = 1 }
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end
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local function write_level(level, level_id)
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solid_layer = 1
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bg_color = level.backgroundcolor or { 255, 255, 255 }
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for i, v in ipairs(bg_color) do
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bg_color[i] = math.floor(v / 8)
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end
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-- write every layer
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for i, layer in ipairs(level.layers) do
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if layer.name == "solid" then
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solid_layer = i
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end
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if layer.type == "tilelayer" then
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write_layer(layer, level_id)
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end
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end
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io.write("const Tile *layers_", level_id, "[] = {")
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for i, layer in ipairs(level.layers) do
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if layer.type == "tilelayer" then
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io.write("tiles_", level_id, "_", layer.name, ",")
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end
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end
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io.write("};\n")
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-- create level struct
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io.write("const Level level_", level_id, " = {\n")
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io.write("\t.width = ", level.width, ",\n")
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io.write("\t.height = ", level.height, ",\n")
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local start_pos = find_start_pos(level)
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io.write("\t.start_pos = { ", start_pos.x, " * TILE_SIZE, ",
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start_pos.y, " * TILE_SIZE },\n")
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io.write("\t#ifdef FXCG50\n")
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io.write("\t.bg_color = C_RGB(", bg_color[1], ", ",
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bg_color[2], ", ", bg_color[3], "),\n")
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io.write("\t#else\n")
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io.write("\t.bg_color = C_WHITE,\n")
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io.write("\t#endif\n")
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io.write("\t.layers = layers_", level_id, ",\n")
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io.write("\t.layers_count = ", count_tile_layers(level), ",\n")
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io.write("\t.solid_layer = ", solid_layer - 1, "\n")
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io.write("};\n")
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end
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local function write_function(first_level, last_level)
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io.write("void level_set(const Level **level, uint level_id) {\n")
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io.write("\tswitch(level_id) {\n")
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for i = first_level, last_level, 1 do
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io.write("\t\tcase ", i, ": *level = &level_", i, "; break;\n")
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end
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io.write("\t}\n")
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io.write("}\n")
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end
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write_header()
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local level_id = 1
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write_level(load_level(level_id), level_id)
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write_function(1, 1)
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