diff options
Diffstat (limited to 'assets/addons/voxel-core/classes/readers')
| -rw-r--r-- | assets/addons/voxel-core/classes/readers/gpl.gd | 48 | ||||
| -rw-r--r-- | assets/addons/voxel-core/classes/readers/image.gd | 40 | ||||
| -rw-r--r-- | assets/addons/voxel-core/classes/readers/vox.gd | 86 |
3 files changed, 174 insertions, 0 deletions
diff --git a/assets/addons/voxel-core/classes/readers/gpl.gd b/assets/addons/voxel-core/classes/readers/gpl.gd new file mode 100644 index 0000000..4a6b943 --- /dev/null +++ b/assets/addons/voxel-core/classes/readers/gpl.gd @@ -0,0 +1,48 @@ +class_name GPLReader +extends Reference +# GIMP palette file reader + + + +# Public Methods +# Reads GPL file, and returns voxel palette +static func read(gpl_file : File) -> Dictionary: + var result := { + "error": OK, + "voxels": {}, + "palette": [], + } + + if gpl_file.get_line() == "GIMP Palette": + while not gpl_file.eof_reached(): + var line = gpl_file.get_line() + if typeof(line) == TYPE_STRING and not line.empty() and (line[0].is_valid_integer() or line[0] == " "): + var tokens = line.split("\t") + var name = "" + var color = tokens[0].split_floats(" ") + color = Color(color[0] / 255, color[1] / 255, color[2] / 255) + if tokens.size() > 1: + name = tokens[1] + var end = name.find("(") + name = name.substr(0, end) + + if not result["palette"].has(color): + var voxel := Voxel.colored(color) + result["palette"].append(voxel) + if not name.empty(): + Voxel.set_name(voxel, name.strip_edges()) + else: + result["error"] = ERR_FILE_UNRECOGNIZED + + return result + + +static func read_file(gpl_path : String) -> Dictionary: + var result := { "error": OK } + var file := File.new() + var error = file.open(gpl_path, File.READ) + if error == OK: + result = read(file) + if file.is_open(): + file.close() + return result diff --git a/assets/addons/voxel-core/classes/readers/image.gd b/assets/addons/voxel-core/classes/readers/image.gd new file mode 100644 index 0000000..3c19d2f --- /dev/null +++ b/assets/addons/voxel-core/classes/readers/image.gd @@ -0,0 +1,40 @@ +class_name ImageReader, "res://addons/voxel-core/assets/logos/MagicaVoxel.png" +extends Reference +# Image file reader + + + +## Public Methods +# Reads images pixels, returns voxel content and voxel palette +static func read(image : Image) -> Dictionary: + var result := { + "error": OK, + "voxels": {}, + "palette": [], + } + + image.lock() + for x in range(image.get_width()): + for y in range(image.get_height()): + if image.get_pixel(x, y).a > 0: + var color := image.get_pixel(x, y) + color.a = 1.0 + var index = result["palette"].find(color) + if index == -1: + index = result["palette"].size() + result["palette"].append(color) + result["voxels"][Vector3(x, -y, 0).round()] = index + image.unlock() + + for index in range(result["palette"].size()): + result["palette"][index] = Voxel.colored(result["palette"][index]) + + return result + + +static func read_file(image_path : String) -> Dictionary: + var image := Image.new() + var err = image.load(image_path) + if err == OK: + return read(image) + return { "error": err } diff --git a/assets/addons/voxel-core/classes/readers/vox.gd b/assets/addons/voxel-core/classes/readers/vox.gd new file mode 100644 index 0000000..51dfa86 --- /dev/null +++ b/assets/addons/voxel-core/classes/readers/vox.gd @@ -0,0 +1,86 @@ +class_name VoxReader, "res://addons/voxel-core/assets/logos/MagicaVoxel.png" +extends Reference +# MagicaVoxel file reader + + + +# Constants +const magicavoxel_default_palette := [ + Color("00000000"), Color("ffffffff"), Color("ffccffff"), Color("ff99ffff"), Color("ff66ffff"), Color("ff33ffff"), Color("ff00ffff"), Color("ffffccff"), Color("ffccccff"), Color("ff99ccff"), Color("ff66ccff"), Color("ff33ccff"), Color("ff00ccff"), Color("ffff99ff"), Color("ffcc99ff"), Color("ff9999ff"), + Color("ff6699ff"), Color("ff3399ff"), Color("ff0099ff"), Color("ffff66ff"), Color("ffcc66ff"), Color("ff9966ff"), Color("ff6666ff"), Color("ff3366ff"), Color("ff0066ff"), Color("ffff33ff"), Color("ffcc33ff"), Color("ff9933ff"), Color("ff6633ff"), Color("ff3333ff"), Color("ff0033ff"), Color("ffff00ff"), + Color("ffcc00ff"), Color("ff9900ff"), Color("ff6600ff"), Color("ff3300ff"), Color("ff0000ff"), Color("ffffffcc"), Color("ffccffcc"), Color("ff99ffcc"), Color("ff66ffcc"), Color("ff33ffcc"), Color("ff00ffcc"), Color("ffffcccc"), Color("ffcccccc"), Color("ff99cccc"), Color("ff66cccc"), Color("ff33cccc"), + Color("ff00cccc"), Color("ffff99cc"), Color("ffcc99cc"), Color("ff9999cc"), Color("ff6699cc"), Color("ff3399cc"), Color("ff0099cc"), Color("ffff66cc"), Color("ffcc66cc"), Color("ff9966cc"), Color("ff6666cc"), Color("ff3366cc"), Color("ff0066cc"), Color("ffff33cc"), Color("ffcc33cc"), Color("ff9933cc"), + Color("ff6633cc"), Color("ff3333cc"), Color("ff0033cc"), Color("ffff00cc"), Color("ffcc00cc"), Color("ff9900cc"), Color("ff6600cc"), Color("ff3300cc"), Color("ff0000cc"), Color("ffffff99"), Color("ffccff99"), Color("ff99ff99"), Color("ff66ff99"), Color("ff33ff99"), Color("ff00ff99"), Color("ffffcc99"), + Color("ffcccc99"), Color("ff99cc99"), Color("ff66cc99"), Color("ff33cc99"), Color("ff00cc99"), Color("ffff9999"), Color("ffcc9999"), Color("ff999999"), Color("ff669999"), Color("ff339999"), Color("ff009999"), Color("ffff6699"), Color("ffcc6699"), Color("ff996699"), Color("ff666699"), Color("ff336699"), + Color("ff006699"), Color("ffff3399"), Color("ffcc3399"), Color("ff993399"), Color("ff663399"), Color("ff333399"), Color("ff003399"), Color("ffff0099"), Color("ffcc0099"), Color("ff990099"), Color("ff660099"), Color("ff330099"), Color("ff000099"), Color("ffffff66"), Color("ffccff66"), Color("ff99ff66"), + Color("ff66ff66"), Color("ff33ff66"), Color("ff00ff66"), Color("ffffcc66"), Color("ffcccc66"), Color("ff99cc66"), Color("ff66cc66"), Color("ff33cc66"), Color("ff00cc66"), Color("ffff9966"), Color("ffcc9966"), Color("ff999966"), Color("ff669966"), Color("ff339966"), Color("ff009966"), Color("ffff6666"), + Color("ffcc6666"), Color("ff996666"), Color("ff666666"), Color("ff336666"), Color("ff006666"), Color("ffff3366"), Color("ffcc3366"), Color("ff993366"), Color("ff663366"), Color("ff333366"), Color("ff003366"), Color("ffff0066"), Color("ffcc0066"), Color("ff990066"), Color("ff660066"), Color("ff330066"), + Color("ff000066"), Color("ffffff33"), Color("ffccff33"), Color("ff99ff33"), Color("ff66ff33"), Color("ff33ff33"), Color("ff00ff33"), Color("ffffcc33"), Color("ffcccc33"), Color("ff99cc33"), Color("ff66cc33"), Color("ff33cc33"), Color("ff00cc33"), Color("ffff9933"), Color("ffcc9933"), Color("ff999933"), + Color("ff669933"), Color("ff339933"), Color("ff009933"), Color("ffff6633"), Color("ffcc6633"), Color("ff996633"), Color("ff666633"), Color("ff336633"), Color("ff006633"), Color("ffff3333"), Color("ffcc3333"), Color("ff993333"), Color("ff663333"), Color("ff333333"), Color("ff003333"), Color("ffff0033"), + Color("ffcc0033"), Color("ff990033"), Color("ff660033"), Color("ff330033"), Color("ff000033"), Color("ffffff00"), Color("ffccff00"), Color("ff99ff00"), Color("ff66ff00"), Color("ff33ff00"), Color("ff00ff00"), Color("ffffcc00"), Color("ffcccc00"), Color("ff99cc00"), Color("ff66cc00"), Color("ff33cc00"), + Color("ff00cc00"), Color("ffff9900"), Color("ffcc9900"), Color("ff999900"), Color("ff669900"), Color("ff339900"), Color("ff009900"), Color("ffff6600"), Color("ffcc6600"), Color("ff996600"), Color("ff666600"), Color("ff336600"), Color("ff006600"), Color("ffff3300"), Color("ffcc3300"), Color("ff993300"), + Color("ff663300"), Color("ff333300"), Color("ff003300"), Color("ffff0000"), Color("ffcc0000"), Color("ff990000"), Color("ff660000"), Color("ff330000"), Color("ff0000ee"), Color("ff0000dd"), Color("ff0000bb"), Color("ff0000aa"), Color("ff000088"), Color("ff000077"), Color("ff000055"), Color("ff000044"), + Color("ff000022"), Color("ff000011"), Color("ff00ee00"), Color("ff00dd00"), Color("ff00bb00"), Color("ff00aa00"), Color("ff008800"), Color("ff007700"), Color("ff005500"), Color("ff004400"), Color("ff002200"), Color("ff001100"), Color("ffee0000"), Color("ffdd0000"), Color("ffbb0000"), Color("ffaa0000"), + Color("ff880000"), Color("ff770000"), Color("ff550000"), Color("ff440000"), Color("ff220000"), Color("ff110000"), Color("ffeeeeee"), Color("ffdddddd"), Color("ffbbbbbb"), Color("ffaaaaaa"), Color("ff888888"), Color("ff777777"), Color("ff555555"), Color("ff444444"), Color("ff222222"), Color("ff111111") +] + + + +# Public Methods +# Reads vox file, returns voxel content and voxel palette +static func read(vox_file : File) -> Dictionary: + var result := { + "error": OK, + "voxels": {}, + "palette": [], + } + + var magic := vox_file.get_buffer(4).get_string_from_ascii() + var magic_version := vox_file.get_32() + if magic == "VOX " and magic_version == 150: + var nodes := {} + while vox_file.get_position() < vox_file.get_len(): + var chunk_name = vox_file.get_buffer(4).get_string_from_ascii() + var chunk_size = vox_file.get_32() + var chunk_children = vox_file.get_32() + + match chunk_name: + "XYZI": + for i in range(0, vox_file.get_32()): + var x := vox_file.get_8() + var z := -vox_file.get_8() + var y := vox_file.get_8() + result["voxels"][Vector3( + x, y, z).floor()] = vox_file.get_8() - 1 + "RGBA": + for i in range(0,256): + var color := Color( + float(vox_file.get_8() / 255.0), + float(vox_file.get_8() / 255.0), + float(vox_file.get_8() / 255.0), + float(vox_file.get_8() / 255.0)) + color.a = 1.0 + result["palette"].append(color) + _: + vox_file.get_buffer(chunk_size) + + if result["palette"].empty(): + result["palette"] = magicavoxel_default_palette.duplicate() + else: + result["error"] = ERR_FILE_UNRECOGNIZED + + for index in range(result["palette"].size()): + result["palette"][index] = Voxel.colored(result["palette"][index]) + + return result + + +static func read_file(vox_path : String) -> Dictionary: + var result := { "error": OK } + var vox_file := File.new() + var error = vox_file.open(vox_path, File.READ) + if error == OK: + result = read(vox_file) + if vox_file.is_open(): + vox_file.close() + return result |