annotate pytouhou/formats/ecl.py @ 222:5cac48b328ad

Refactor rendering code a bit. Move duplicated camera setup code to a new “setup_camera” method, and move common methods to a new “Renderer” module in order to make individual sprite rendering easier.
author Thibaut Girka <thib@sitedethib.com>
date Sun, 18 Dec 2011 20:47:48 +0100
parents 88361534c77e
children f037bca24f2d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
52
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 51
diff changeset
1 # -*- encoding: utf-8 -*-
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 51
diff changeset
2 ##
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 51
diff changeset
3 ## Copyright (C) 2011 Thibaut Girka <thib@sitedethib.com>
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 51
diff changeset
4 ##
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 51
diff changeset
5 ## This program is free software; you can redistribute it and/or modify
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 51
diff changeset
6 ## it under the terms of the GNU General Public License as published
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 51
diff changeset
7 ## by the Free Software Foundation; version 3 only.
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 51
diff changeset
8 ##
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 51
diff changeset
9 ## This program is distributed in the hope that it will be useful,
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 51
diff changeset
10 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 51
diff changeset
11 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 51
diff changeset
12 ## GNU General Public License for more details.
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 51
diff changeset
13 ##
ab826bc29aa2 Add some documentation, GPLv3 headers, README and COPYING file.
Thibaut Girka <thib@sitedethib.com>
parents: 51
diff changeset
14
204
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
15 """ECL files handling.
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
16
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
17 This module provides classes for handling the ECL file format.
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
18 The ECL format is a format used in Touhou 6: EoSD to script most of the gameplay
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
19 aspects of the game, such as enemy movements, attacks, and so on.
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
20 """
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
21
113
732c64662f87 Minor changes
Thibaut Girka <thib@sitedethib.com>
parents: 112
diff changeset
22 import struct
95
e2d8f2a56ea4 Handle ECL opcodes with string.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 87
diff changeset
23 from struct import pack, unpack, calcsize
18
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
24
58
3da4de9decd0 Use logging module
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
25 from pytouhou.utils.helpers import get_logger
18
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
26
58
3da4de9decd0 Use logging module
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
27 logger = get_logger(__name__)
18
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
28
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
29 class ECL(object):
204
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
30 """Handle Touhou 6 ECL files.
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
31
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
32 ECL files are binary script files used to describe the behavior of enemies.
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
33 They are basically composed of a header and two additional sections.
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
34 The first section is a list of subroutines, each composed of a list of timed
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
35 instructions.
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
36 The second section is a list of a different set of instructions describing
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
37 enemy waves, triggering dialogs and level completion.
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
38
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
39 Instance variables:
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
40 main -- list of instructions describing waves and triggering dialogs
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
41 subs -- list of subroutines
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
42 """
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
43
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
44 _instructions = {0: ('', 'noop?'),
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
45 1: ('I', 'delete?'),
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
46 2: ('Ii', 'relative_jump'),
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
47 3: ('Iii', 'relative_jump_ex'),
46
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
48 4: ('ii', 'set_int'),
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
49 5: ('if', 'set_float'),
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
50 6: ('ii', 'set_random_int'),
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
51 8: ('if', 'set_random_float'),
59
4fe37a620b22 Handle set_random_angle properly! At last!
Thibaut Girka <thib@sitedethib.com>
parents: 58
diff changeset
52 9: ('iff', 'set_random_float2'),
75
b3bd421bb895 Handle a few more ECL instructions
Thibaut Girka <thib@sitedethib.com>
parents: 70
diff changeset
53 10: ('i', 'store_x'),
87
fda176f07d6d Fix add_int
Thibaut Girka <thib@sitedethib.com>
parents: 79
diff changeset
54 13: ('iii', 'add_int'),
63
8527fe640844 Implement simple arithmetic instructions.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 59
diff changeset
55 14: ('iii', 'substract_int'),
8527fe640844 Implement simple arithmetic instructions.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 59
diff changeset
56 15: ('iii', 'multiply_int'),
8527fe640844 Implement simple arithmetic instructions.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 59
diff changeset
57 16: ('iii', 'divide_int'),
8527fe640844 Implement simple arithmetic instructions.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 59
diff changeset
58 17: ('iii', 'modulo'),
96
54929d495654 Handle ECL instruction 18
Thibaut Girka <thib@sitedethib.com>
parents: 95
diff changeset
59 18: ('i', 'increment'),
63
8527fe640844 Implement simple arithmetic instructions.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 59
diff changeset
60 20: ('iff', 'add_float'),
8527fe640844 Implement simple arithmetic instructions.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 59
diff changeset
61 21: ('iff', 'substract_float'),
8527fe640844 Implement simple arithmetic instructions.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 59
diff changeset
62 23: ('iff', 'divide_float'),
77
6fa6d74a049a Handle a new ECL instruction, and add some names.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 76
diff changeset
63 25: ('iffff', 'get_direction'),
204
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
64 26: ('i', 'float_to_unit_circle'), #TODO: find a better name
46
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
65 27: ('ii', 'compare_ints'),
63
8527fe640844 Implement simple arithmetic instructions.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 59
diff changeset
66 28: ('ff', 'compare_floats'),
64
d469012368b3 Implement conditional jumps.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 63
diff changeset
67 29: ('ii', 'relative_jump_if_lower_than'),
d469012368b3 Implement conditional jumps.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 63
diff changeset
68 30: ('ii', 'relative_jump_if_lower_or_equal'),
46
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
69 31: ('ii', 'relative_jump_if_equal'),
64
d469012368b3 Implement conditional jumps.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 63
diff changeset
70 32: ('ii', 'relative_jump_if_greater_than'),
d469012368b3 Implement conditional jumps.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 63
diff changeset
71 33: ('ii', 'relative_jump_if_greater_or_equal'),
d469012368b3 Implement conditional jumps.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 63
diff changeset
72 34: ('ii', 'relative_jump_if_not_equal'),
46
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
73 35: ('iif', 'call'),
204
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
74 36: ('', 'return'),
46
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
75 39: ('iifii', 'call_if_equal'),
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
76 43: ('fff', 'set_position'),
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
77 45: ('ff', 'set_angle_and_speed'),
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
78 46: ('f', 'set_rotation_speed'),
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
79 47: ('f', 'set_speed'),
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
80 48: ('f', 'set_acceleration'),
70
7c1f20407b3e Add set_random_angle support
Thibaut Girka <thib@sitedethib.com>
parents: 67
diff changeset
81 49: ('ff', 'set_random_angle'),
7c1f20407b3e Add set_random_angle support
Thibaut Girka <thib@sitedethib.com>
parents: 67
diff changeset
82 50: ('ff', 'set_random_angle_ex'),
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
83 51: ('ff', 'set_speed_towards_player'),
77
6fa6d74a049a Handle a new ECL instruction, and add some names.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 76
diff changeset
84 52: ('iff', 'move_in_decel'),
76
f305c0e406d6 Handle all move_to_* ECL instructions.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 75
diff changeset
85 56: ('ifff', 'move_to_linear'),
f305c0e406d6 Handle all move_to_* ECL instructions.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 75
diff changeset
86 57: ('ifff', 'move_to_decel'),
f305c0e406d6 Handle all move_to_* ECL instructions.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 75
diff changeset
87 59: ('iffi', 'move_to_accel'),
46
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
88 61: ('i', 'stop_in'),
75
b3bd421bb895 Handle a few more ECL instructions
Thibaut Girka <thib@sitedethib.com>
parents: 70
diff changeset
89 63: ('i', 'stop_in_accel'),
50
811cefefb5c8 Fix a few bugs and add support for a few instructions
Thibaut Girka <thib@sitedethib.com>
parents: 46
diff changeset
90 65: ('ffff', 'set_screen_box'),
811cefefb5c8 Fix a few bugs and add support for a few instructions
Thibaut Girka <thib@sitedethib.com>
parents: 46
diff changeset
91 66: ('', 'clear_screen_box'),
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
92 67: ('hhiiffffi', 'set_bullet_attributes'),
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
93 68: ('hhiiffffi', 'set_bullet_attributes2'),
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
94 69: ('hhiiffffi', 'set_bullet_attributes3'),
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
95 70: ('hhiiffffi', 'set_bullet_attributes4'),
46
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
96 71: ('hhiiffffi', 'set_bullet_attributes5'),
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
97 74: ('hhiiffffi', 'set_bullet_attributes6'),
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
98 75: ('hhiiffffi', 'set_bullet_attributes7'),
78
bcf965ede96c Fix/rename/comment a few things
Thibaut Girka <thib@sitedethib.com>
parents: 77
diff changeset
99 76: ('i', 'set_bullet_interval'),
bcf965ede96c Fix/rename/comment a few things
Thibaut Girka <thib@sitedethib.com>
parents: 77
diff changeset
100 77: ('i', 'set_bullet_interval_ex'),
46
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
101 78: ('', 'delay_attack'),
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
102 79: ('', 'no_delay_attack'),
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
103 81: ('fff', 'set_bullet_launch_offset'),
78
bcf965ede96c Fix/rename/comment a few things
Thibaut Girka <thib@sitedethib.com>
parents: 77
diff changeset
104 82: ('iiiiffff', 'set_extended_bullet_attributes'),
204
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
105 83: ('', 'change_bullets_in_star_bonus'),
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
106 84: ('i', None),
46
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
107 85: ('hhffffffiiiiii', 'laser'),
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
108 86: ('hhffffffiiiiii', 'laser2'),
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
109 87: ('i', 'set_upcoming_id'),
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
110 88: ('if','alter_laser_angle'),
204
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
111 90: ('iiii', 'translate_laser'),
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
112 92: ('i', 'cancel_laser'),
95
e2d8f2a56ea4 Handle ECL opcodes with string.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 87
diff changeset
113 93: ('hhs', 'set_spellcard'),
67
e2cb9d434dc2 Add support for a few opcodes.
Thibaut Girka <thib@sitedethib.com>
parents: 66
diff changeset
114 94: ('', 'end_spellcard'),
204
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
115 95: ('ifffhhi', 'spawn_enemy'),
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
116 96: ('', 'kill_all_enemies'),
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
117 97: ('i', 'set_anim'),
46
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
118 98: ('hhhhhxx', 'set_multiple_anims'),
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
119 99: ('ii', None),
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
120 100: ('i', 'set_death_anim'),
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
121 101: ('i', 'set_boss_mode?'),
77
6fa6d74a049a Handle a new ECL instruction, and add some names.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 76
diff changeset
122 102: ('iffff', 'create_squares'),
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
123 103: ('fff', 'set_enemy_hitbox'),
79
ffe2c2b9912c Handle a few more ECL instructions. Prepare for bullet handling \o/
Thibaut Girka <thib@sitedethib.com>
parents: 78
diff changeset
124 104: ('i', 'set_collidable'),
67
e2cb9d434dc2 Add support for a few opcodes.
Thibaut Girka <thib@sitedethib.com>
parents: 66
diff changeset
125 105: ('i', 'set_damageable'),
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
126 106: ('i', 'play_sound'),
75
b3bd421bb895 Handle a few more ECL instructions
Thibaut Girka <thib@sitedethib.com>
parents: 70
diff changeset
127 107: ('i', 'set_death_flags'),
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
128 108: ('i', 'set_death_callback?'),
46
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
129 109: ('ii', 'memory_write_int'),
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
130 111: ('i', 'set_life'),
67
e2cb9d434dc2 Add support for a few opcodes.
Thibaut Girka <thib@sitedethib.com>
parents: 66
diff changeset
131 112: ('i', 'set_ellapsed_time'),
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
132 113: ('i', 'set_low_life_trigger'),
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
133 114: ('i', 'set_low_life_callback'),
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
134 115: ('i', 'set_timeout'),
67
e2cb9d434dc2 Add support for a few opcodes.
Thibaut Girka <thib@sitedethib.com>
parents: 66
diff changeset
135 116: ('i', 'set_timeout_callback'),
e2cb9d434dc2 Add support for a few opcodes.
Thibaut Girka <thib@sitedethib.com>
parents: 66
diff changeset
136 117: ('i', 'set_touchable'),
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
137 118: ('iihh', None),
46
25ca15f714ad Add/fix a few opcodes
Thibaut Girka <thib@sitedethib.com>
parents: 43
diff changeset
138 119: ('i', 'drop_bonus'),
75
b3bd421bb895 Handle a few more ECL instructions
Thibaut Girka <thib@sitedethib.com>
parents: 70
diff changeset
139 120: ('i', 'set_automatic_orientation'),
107
5d9052b9a4e8 (almost) implement Cirno's freezing spellcard
Thibaut Girka <thib@sitedethib.com>
parents: 96
diff changeset
140 121: ('ii', 'call_special_function'),
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
141 122: ('i', None),
75
b3bd421bb895 Handle a few more ECL instructions
Thibaut Girka <thib@sitedethib.com>
parents: 70
diff changeset
142 123: ('i', 'skip_frames'),
77
6fa6d74a049a Handle a new ECL instruction, and add some names.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 76
diff changeset
143 124: ('i', 'drop_specific_bonus'),
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
144 125: ('', None),
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
145 126: ('i', 'set_remaining_lives'),
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
146 127: ('i', None),
204
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
147 128: ('i', 'set_smooth_disappear'),
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
148 129: ('ii', None),
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
149 130: ('i', None),
204
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
150 131: ('ffiiii', 'set_difficulty_coeffs'),
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
151 132: ('i', 'set_invisible'),
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
152 133: ('', None),
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
153 134: ('', None),
204
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
154 135: ('i', 'enable_spellcard_bonus')} #TODO
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
155
171
2f3665a77f11 Add support for the last unknown value of the enemy spawning.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 165
diff changeset
156 _main_instructions = {0: ('fffhhI', 'spawn_enemy'),
2f3665a77f11 Add support for the last unknown value of the enemy spawning.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 165
diff changeset
157 2: ('fffhhI', 'spawn_enemy_mirrored'),
2f3665a77f11 Add support for the last unknown value of the enemy spawning.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 165
diff changeset
158 4: ('fffhhI', 'spawn_enemy_random'),
2f3665a77f11 Add support for the last unknown value of the enemy spawning.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 165
diff changeset
159 6: ('fffhhI', 'spawn_enemy_mirrored_random'),
112
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
160 8: ('', None),
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
161 9: ('', None),
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
162 10: ('II', None),
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
163 12: ('', None)}
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
164
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
165
18
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
166 def __init__(self):
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
167 self.main = []
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
168 self.subs = [[]]
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
169
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
170
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
171 @classmethod
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
172 def read(cls, file):
204
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
173 """Read an ECL file.
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
174
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
175 Raise an exception if the file is invalid.
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
176 Return a ECL instance otherwise.
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
177 """
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
178
18
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
179 sub_count, main_offset = unpack('<II', file.read(8))
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
180 if file.read(8) != b'\x00\x00\x00\x00\x00\x00\x00\x00':
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
181 raise Exception #TODO
112
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
182 sub_offsets = unpack('<%dI' % sub_count, file.read(4 * sub_count))
18
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
183
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
184 ecl = cls()
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
185 ecl.subs = []
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
186 ecl.main = []
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
187
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
188 # Read subs
43
7195aaf95f6e Fix set_counter, and relative_jump(_ex)
Thibaut Girka <thib@sitedethib.com>
parents: 42
diff changeset
189 for sub_offset in sub_offsets:
7195aaf95f6e Fix set_counter, and relative_jump(_ex)
Thibaut Girka <thib@sitedethib.com>
parents: 42
diff changeset
190 file.seek(sub_offset)
18
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
191 ecl.subs.append([])
43
7195aaf95f6e Fix set_counter, and relative_jump(_ex)
Thibaut Girka <thib@sitedethib.com>
parents: 42
diff changeset
192
7195aaf95f6e Fix set_counter, and relative_jump(_ex)
Thibaut Girka <thib@sitedethib.com>
parents: 42
diff changeset
193 instruction_offsets = []
7195aaf95f6e Fix set_counter, and relative_jump(_ex)
Thibaut Girka <thib@sitedethib.com>
parents: 42
diff changeset
194
18
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
195 while True:
43
7195aaf95f6e Fix set_counter, and relative_jump(_ex)
Thibaut Girka <thib@sitedethib.com>
parents: 42
diff changeset
196 instruction_offsets.append(file.tell() - sub_offset)
7195aaf95f6e Fix set_counter, and relative_jump(_ex)
Thibaut Girka <thib@sitedethib.com>
parents: 42
diff changeset
197
18
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
198 time, opcode = unpack('<IH', file.read(6))
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
199 if time == 0xffffffff or opcode == 0xffff:
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
200 break
204
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
201
18
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
202 size, rank_mask, param_mask = unpack('<HHH', file.read(6))
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
203 data = file.read(size - 12)
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
204 if opcode in cls._instructions:
95
e2d8f2a56ea4 Handle ECL opcodes with string.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 87
diff changeset
205 fmt = '<%s' % cls._instructions[opcode][0]
e2d8f2a56ea4 Handle ECL opcodes with string.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 87
diff changeset
206 if fmt.endswith('s'):
e2d8f2a56ea4 Handle ECL opcodes with string.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 87
diff changeset
207 fmt = fmt[:-1]
e2d8f2a56ea4 Handle ECL opcodes with string.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 87
diff changeset
208 fmt = '%s%ds' % (fmt, size - 12 - calcsize(fmt))
e2d8f2a56ea4 Handle ECL opcodes with string.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 87
diff changeset
209 args = unpack(fmt, data)
e2d8f2a56ea4 Handle ECL opcodes with string.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 87
diff changeset
210 if fmt.endswith('s'):
e2d8f2a56ea4 Handle ECL opcodes with string.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 87
diff changeset
211 args = args[:-1] + (args[-1].decode('shift_jis'),)
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
212 else:
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
213 args = (data, )
58
3da4de9decd0 Use logging module
Thibaut Girka <thib@sitedethib.com>
parents: 52
diff changeset
214 logger.warn('unknown opcode %d', opcode)
43
7195aaf95f6e Fix set_counter, and relative_jump(_ex)
Thibaut Girka <thib@sitedethib.com>
parents: 42
diff changeset
215
42
1b0ca2fb89f9 Refactor ECL parsing/etc.
Thibaut Girka <thib@sitedethib.com>
parents: 20
diff changeset
216 ecl.subs[-1].append((time, opcode, rank_mask, param_mask, args))
18
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
217
43
7195aaf95f6e Fix set_counter, and relative_jump(_ex)
Thibaut Girka <thib@sitedethib.com>
parents: 42
diff changeset
218
204
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
219 # Translate offsets to instruction pointers.
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
220 # Indeed, jump instructions are relative and byte-based.
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
221 # Since our representation doesn't conserve offsets, we have to
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
222 # keep trace of where the jump is supposed to end up.
43
7195aaf95f6e Fix set_counter, and relative_jump(_ex)
Thibaut Girka <thib@sitedethib.com>
parents: 42
diff changeset
223 for instr_offset, (i, instr) in zip(instruction_offsets, enumerate(ecl.subs[-1])):
7195aaf95f6e Fix set_counter, and relative_jump(_ex)
Thibaut Girka <thib@sitedethib.com>
parents: 42
diff changeset
224 time, opcode, rank_mask, param_mask, args = instr
66
a701a89192a9 Add offset translation for all relative jumps.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 64
diff changeset
225 if opcode in (2, 29, 30, 31, 32, 33, 34): # relative_jump
43
7195aaf95f6e Fix set_counter, and relative_jump(_ex)
Thibaut Girka <thib@sitedethib.com>
parents: 42
diff changeset
226 frame, relative_offset = args
7195aaf95f6e Fix set_counter, and relative_jump(_ex)
Thibaut Girka <thib@sitedethib.com>
parents: 42
diff changeset
227 args = frame, instruction_offsets.index(instr_offset + relative_offset)
7195aaf95f6e Fix set_counter, and relative_jump(_ex)
Thibaut Girka <thib@sitedethib.com>
parents: 42
diff changeset
228 elif opcode == 3: # relative_jump_ex
7195aaf95f6e Fix set_counter, and relative_jump(_ex)
Thibaut Girka <thib@sitedethib.com>
parents: 42
diff changeset
229 frame, relative_offset, counter_id = args
7195aaf95f6e Fix set_counter, and relative_jump(_ex)
Thibaut Girka <thib@sitedethib.com>
parents: 42
diff changeset
230 args = frame, instruction_offsets.index(instr_offset + relative_offset), counter_id
7195aaf95f6e Fix set_counter, and relative_jump(_ex)
Thibaut Girka <thib@sitedethib.com>
parents: 42
diff changeset
231 ecl.subs[-1][i] = time, opcode, rank_mask, param_mask, args
7195aaf95f6e Fix set_counter, and relative_jump(_ex)
Thibaut Girka <thib@sitedethib.com>
parents: 42
diff changeset
232
7195aaf95f6e Fix set_counter, and relative_jump(_ex)
Thibaut Girka <thib@sitedethib.com>
parents: 42
diff changeset
233
18
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
234 # Read main
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
235 file.seek(main_offset)
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
236 while True:
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
237 time, = unpack('<H', file.read(2))
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
238 if time == 0xffff:
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
239 break
112
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
240
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
241 sub, opcode, size = unpack('<HHH', file.read(6))
18
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
242 data = file.read(size - 8)
112
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
243
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
244 if opcode in cls._main_instructions:
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
245 args = unpack('<%s' % cls._main_instructions[opcode][0], data)
18
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
246 else:
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
247 args = (data,)
112
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
248 logger.warn('unknown main opcode %d', opcode)
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
249
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
250 ecl.main.append((time, sub, opcode, args))
18
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
251
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
252 return ecl
ca26a84916cb Add preliminary ECL viewer/interpreter.
Thibaut Girka <thib@sitedethib.com>
parents:
diff changeset
253
112
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
254
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
255 def write(self, file):
204
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
256 """Write to an ECL file."""
88361534c77e Add some documentation (argh, so much left to document!)
Thibaut Girka <thib@sitedethib.com>
parents: 171
diff changeset
257
112
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
258 sub_count = len(self.subs)
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
259 sub_offsets = []
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
260 main_offset = 0
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
261
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
262 # Skip header, it will be written later
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
263 file.seek(8+8+4*sub_count)
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
264
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
265 # Write subs
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
266 for sub in self.subs:
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
267 sub_offsets.append(file.tell())
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
268
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
269 instruction_offsets = []
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
270 instruction_datas = []
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
271 for time, opcode, rank_mask, param_mask, args in sub:
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
272 format = self._instructions[opcode][0]
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
273 if format.endswith('s'):
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
274 args = list(args)
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
275 args[-1] = args[-1].encode('shift_jis')
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
276 format = '%s%ds' % (format[:-1], len(args[-1]))
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
277 format = '<IHHHH%s' % format
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
278 size = calcsize(format)
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
279 instruction_offsets.append((instruction_offsets[-1] + len(instruction_datas[-1])) if instruction_offsets else 0)
113
732c64662f87 Minor changes
Thibaut Girka <thib@sitedethib.com>
parents: 112
diff changeset
280 try:
732c64662f87 Minor changes
Thibaut Girka <thib@sitedethib.com>
parents: 112
diff changeset
281 instruction_datas.append(pack(format, time, opcode, size, rank_mask, param_mask, *args))
732c64662f87 Minor changes
Thibaut Girka <thib@sitedethib.com>
parents: 112
diff changeset
282 except struct.error:
732c64662f87 Minor changes
Thibaut Girka <thib@sitedethib.com>
parents: 112
diff changeset
283 logger.error('Failed to assemble opcode %d' % opcode)
732c64662f87 Minor changes
Thibaut Girka <thib@sitedethib.com>
parents: 112
diff changeset
284 raise
112
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
285
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
286 #TODO: clean up this mess
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
287 for instruction, data, offset in zip(sub, instruction_datas, instruction_offsets):
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
288 time, opcode, rank_mask, param_mask, args = instruction
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
289 if opcode in (2, 29, 30, 31, 32, 33, 34): # relative_jump
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
290 frame, index = args
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
291 args = frame, instruction_offsets[index] - offset
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
292 format = '<IHHHH%s' % self._instructions[opcode][0]
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
293 size = calcsize(format)
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
294 data = pack(format, time, opcode, size, rank_mask, param_mask, *args)
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
295 elif opcode == 3: # relative_jump_ex
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
296 frame, index, counter_id = args
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
297 args = frame, instruction_offsets[index] - offset, counter_id
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
298 format = '<IHHHH%s' % self._instructions[opcode][0]
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
299 size = calcsize(format)
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
300 data = pack(format, time, opcode, size, rank_mask, param_mask, *args)
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
301 file.write(data)
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
302 file.write(b'\xff' * 6 + b'\x0c\x00\x00\xff\xff\x00')
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
303
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
304 # Write main
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
305 main_offset = file.tell()
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
306 for time, sub, opcode, args in self.main:
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
307 format = '<HHHH%s' % self._main_instructions[opcode][0]
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
308 size = calcsize(format)
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
309
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
310 file.write(pack(format, time, sub, opcode, size, *args))
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
311 file.write(b'\xff\xff\x04\x00')
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
312
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
313 # Patch header
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
314 file.seek(0)
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
315 file.write(pack('<IIII%dI' % sub_count, sub_count, main_offset, 0, 0, *sub_offsets))
e544f9a7966d Add writing support to pytouhou.formats.ecl!
Thibaut Girka <thib@sitedethib.com>
parents: 107
diff changeset
316