161 lines
7.2 KiB
Python
161 lines
7.2 KiB
Python
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#!/usr/bin/env python3
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import os
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import struct
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import zipfile
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import xml.etree.ElementTree as ET
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# Offsets for InnerGlow style keys inside sultan.kra's Unnamed/annotations/layerstyles.asl:
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# Md (blend mode): 1510
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# Clr (color) RGBC double offsets:
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# R double: 1556
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# G double: 1576
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# B double: 1596
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# Opct (opacity): 1620
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# Ckmt (choke/spread): 1672
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# blur (size): 1696
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BASE_KRA = "_images/_psd_stil_test/sultan_test/sultan.kra"
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OUT_DIR = "_tmp/inner_glow_kra_set"
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def get_double_bytes(val):
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return struct.pack(">d", float(val))
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def main():
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bases = [
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("/mnt/extra/00_PROJECTS/hcie-rust-v4/_tmp/kra_tunes_simple/black_rect_simple.kra", "/mnt/extra/00_PROJECTS/hcie-rust-v4/_tmp/kra_tunes_simple_black/inner_glow_kra_set"),
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("/mnt/extra/00_PROJECTS/hcie-rust-v4/_tmp/kra_tunes_simple/red_rect_simple.kra", "/mnt/extra/00_PROJECTS/hcie-rust-v4/_tmp/kra_tunes_simple_red/inner_glow_kra_set")
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]
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for base_kra, out_dir in bases:
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if not os.path.exists(base_kra):
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print(f"Error: Base Krita file {base_kra} not found.")
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continue
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os.makedirs(out_dir, exist_ok=True)
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# Read base archive and cache entries in memory
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base_zip = zipfile.ZipFile(base_kra, 'r')
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files_cache = {}
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for name in base_zip.namelist():
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files_cache[name] = base_zip.read(name)
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asl_path_in_zip = "Unnamed/annotations/layerstyles.asl"
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if asl_path_in_zip in files_cache:
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asl_data = bytearray(files_cache[asl_path_in_zip])
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else:
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fallback_paths = [
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"/mnt/extra/00_PROJECTS/hcie-rust-v4/_images/kra_style_test/sultan.kra",
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"/mnt/extra/00_PROJECTS/hcie-rust-v4/_images/_psd_stil_test/sultan_test/sultan.kra",
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"_images/kra_style_test/sultan.kra",
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"_images/_psd_stil_test/sultan_test/sultan.kra"
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]
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sultan_zip = None
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for path in fallback_paths:
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if os.path.exists(path):
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sultan_zip = zipfile.ZipFile(path, 'r')
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break
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if sultan_zip is None:
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print("Error: Could not find sultan.kra fallback to load layerstyles.asl")
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return
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asl_data = bytearray(sultan_zip.read(asl_path_in_zip))
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sultan_zip.close()
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xml_data = files_cache["maindoc.xml"]
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# Set visibility in XML: both target layer and Background should be visible
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# Also ensure the layerstyle attribute is attached to the target layer
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ET.register_namespace('', "http://www.calligra.org/DTD/krita")
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root = ET.fromstring(xml_data)
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for layer in root.findall('.//{http://www.calligra.org/DTD/krita}layer'):
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if layer.attrib.get('name') in ['Layer 3', 'Red Rectangle']:
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layer.set('visible', '1')
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layer.set('layerstyle', '{117f8514-88e4-4553-bccb-44a87b6b9182}')
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elif layer.attrib.get('name') == 'Background':
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layer.set('visible', '1')
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else:
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layer.set('visible', '0')
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xml_patched = b'<?xml version="1.0" encoding="UTF-8"?>\n<!DOCTYPE DOC PUBLIC \'-//KDE//DTD krita 2.0//EN\' \'http://www.calligra.org/DTD/krita-2.0.dtd\'>\n' + ET.tostring(root, encoding='utf-8')
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# Parameter lists
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chokes = [0.0, 20.0]
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sizes = [10.0, 30.0]
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opacities = [0.75, 1.0]
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blend_modes = [
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(b"Nrml", "normal"),
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(b"Scrn", "screen"),
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(b"LDdg", "lineardodge"),
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]
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glow_colors = [
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([220, 30, 30, 255], "red"),
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([30, 180, 30, 255], "green"),
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]
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total = len(chokes) * len(sizes) * len(opacities) * len(blend_modes) * len(glow_colors)
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print(f"Generating {total} styled KRA files for Inner Glow from {os.path.basename(base_kra)}...")
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def patch_untf(asl, start_idx, key, value):
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idx = asl.find(key, start_idx)
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if idx != -1 and asl[idx+4:idx+8] == b'UntF':
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asl[idx+12:idx+20] = get_double_bytes(value)
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def patch_enum(asl, start_idx, key, value):
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idx = asl.find(key, start_idx)
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if idx != -1 and asl[idx+4:idx+8] == b'enum':
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asl[idx+20:idx+24] = value
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def patch_doub(asl, start_idx, key, value):
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idx = asl.find(key, start_idx)
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if idx != -1 and asl[idx+4:idx+8] == b'doub':
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asl[idx+8:idx+16] = get_double_bytes(value)
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count = 0
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for choke in chokes:
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for size in sizes:
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for opacity in opacities:
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for bm_bytes, bm_name in blend_modes:
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for color, color_name in glow_colors:
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count += 1
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filename = f"ig_sp{int(choke)}_s{int(size)}_op{int(opacity*100)}_n0_{bm_name}_{color_name}.kra"
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kra_path = os.path.join(out_dir, filename)
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# Clone and patch ASL
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patched_asl = bytearray(asl_data)
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start_idx = patched_asl.find(b'IrGl')
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patch_untf(patched_asl, start_idx, b'Opct', opacity * 100.0)
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patch_untf(patched_asl, start_idx, b'Ckmt', choke)
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patch_untf(patched_asl, start_idx, b'blur', size)
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patch_enum(patched_asl, start_idx, b'Md ', bm_bytes)
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# Color: find Clr after start_idx, then Rd , Grn , Bl
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clr_idx = patched_asl.find(b'Clr ', start_idx)
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patch_doub(patched_asl, clr_idx, b'Rd ', color[0])
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patch_doub(patched_asl, clr_idx, b'Grn ', color[1])
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patch_doub(patched_asl, clr_idx, b'Bl ', color[2])
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# Write new ZIP archive
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with zipfile.ZipFile(kra_path, 'w') as out_zip:
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has_asl = False
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for item in base_zip.infolist():
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if item.filename == "Unnamed/annotations/layerstyles.asl":
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out_zip.writestr(item, patched_asl)
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has_asl = True
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elif item.filename == "maindoc.xml":
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out_zip.writestr(item, xml_patched)
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elif item.filename == "Unnamed/layers/layer6.defaultpixel":
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out_zip.writestr(item, b"\x80\x80\x80\xff") # 50% gray background
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else:
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out_zip.writestr(item, files_cache[item.filename])
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if not has_asl:
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out_zip.writestr("Unnamed/annotations/layerstyles.asl", patched_asl)
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if count % 20 == 0:
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print(f" [{count}/{total}] generated...")
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base_zip.close()
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print(f"Successfully generated {count} files under {out_dir}.")
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if __name__ == "__main__":
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main()
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