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annotate src/th06/ecl.rs @ 660:31fc0d881105

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Make ecl_vm compile, and use it in eclrenderer (doesn’t render yet).
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Sat, 10 Aug 2019 14:41:30 +0200
parents 5f02984dd12a
children 598f3125cbac
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650
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1 //! ECL enemy script format support.
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2
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3 use nom::{
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4 IResult,
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5 bytes::complete::take_while_m_n,
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6 number::complete::{le_u8, le_u16, le_u32, le_i16, le_i32, le_f32},
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7 };
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8 use encoding_rs::SHIFT_JIS;
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9
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10 /// A single instruction, part of a `Script`.
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11 #[derive(Debug, Clone)]
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12 pub struct CallSub {
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13 /// Time at which this instruction will be called.
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14 pub time: i32,
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15
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16 /// TODO
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17 pub rank_mask: u16,
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18
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19 /// TODO
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20 pub param_mask: u16,
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21
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22 /// The instruction to call.
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23 pub instr: SubInstruction,
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24 }
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25
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26 /// Script driving an animation.
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27 #[derive(Debug, Clone)]
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28 pub struct Sub {
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29 /// List of instructions in this script.
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30 pub instructions: Vec<CallSub>,
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31 }
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32
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33 /// A single instruction, part of a `Script`.
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34 #[derive(Debug, Clone)]
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35 pub struct CallMain {
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36 /// Time at which this instruction will be called.
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37 pub time: u16,
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38
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39 /// Subroutine to call for this enemy.
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40 pub sub: u16,
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41
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42 /// The instruction to call.
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43 pub instr: MainInstruction,
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44 }
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45
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46 /// Script driving an animation.
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47 #[derive(Debug, Clone)]
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48 pub struct Main {
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49 /// List of instructions in this script.
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50 pub instructions: Vec<CallMain>,
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51 }
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52
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53 /// Main struct of the ANM0 animation format.
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54 #[derive(Debug, Clone)]
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55 pub struct Ecl {
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56 /// A list of subs.
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57 pub subs: Vec<Sub>,
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58
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59 /// A list of mains.
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60 pub mains: Vec<Main>,
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61 }
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62
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63 impl Ecl {
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64 /// Parse a slice of bytes into an `Ecl` struct.
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65 pub fn from_slice(data: &[u8]) -> IResult<&[u8], Ecl> {
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66 parse_ecl(data)
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67 }
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68 }
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69
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70 macro_rules! declare_main_instructions {
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71 ($($opcode:tt => fn $name:ident($($arg:ident: $arg_type:ident),*)),*,) => {
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72 /// Available instructions in an `Ecl`.
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73 #[allow(missing_docs)]
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74 #[derive(Debug, Clone, Copy)]
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75 pub enum MainInstruction {
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76 $(
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77 $name($($arg_type),*)
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78 ),*
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79 }
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80
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81 fn parse_main_instruction_args(input: &[u8], opcode: u16) -> IResult<&[u8], MainInstruction> {
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82 let mut i = &input[..];
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83 let instr = match opcode {
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84 $(
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85 $opcode => {
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86 $(
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87 let (i2, $arg) = concat_idents!(le_, $arg_type)(i)?;
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88 i = i2;
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89 )*
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90 MainInstruction::$name($($arg),*)
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91 }
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92 )*
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93 _ => unreachable!()
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94 };
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95 Ok((i, instr))
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96 }
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97 };
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98 }
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99
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100 /// Parse a SHIFT_JIS byte string of length 34 into a String.
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101 pub fn le_String(i: &[u8]) -> IResult<&[u8], String> {
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102 assert_eq!(i.len(), 34);
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103 let data = i.splitn(2, |c| *c == b'\0').collect::<Vec<_>>()[0];
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104 let (string, encoding, replaced) = SHIFT_JIS.decode(data);
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105 Ok((&i[34..], string.into_owned()))
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106 }
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107
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108 macro_rules! declare_sub_instructions {
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109 ($($opcode:tt => fn $name:ident($($arg:ident: $arg_type:ident),*)),*,) => {
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110 /// Available instructions in an `Ecl`.
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111 #[allow(missing_docs)]
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112 #[derive(Debug, Clone)]
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113 pub enum SubInstruction {
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114 $(
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115 $name($($arg_type),*)
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116 ),*
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117 }
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118
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119 fn parse_sub_instruction_args(input: &[u8], opcode: u16) -> IResult<&[u8], SubInstruction> {
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120 let mut i = &input[..];
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121 let instr = match opcode {
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122 $(
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123 $opcode => {
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124 $(
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125 let (i2, $arg) = concat_idents!(le_, $arg_type)(i)?;
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126 i = i2;
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127 )*
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128 SubInstruction::$name($($arg),*)
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129 }
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130 )*
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131 _ => unreachable!()
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132 };
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133 Ok((i, instr))
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134 }
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135 };
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136 }
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137
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138 declare_main_instructions!{
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139 0 => fn SpawnEnemy(x: f32, y: f32, z: f32, life: i16, bonus_dropped: i16, die_score: u32),
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140 2 => fn SpawnEnemyMirrored(x: f32, y: f32, z: f32, life: i16, bonus_dropped: i16, die_score: u32),
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141 4 => fn SpawnEnemyRandom(x: f32, y: f32, z: f32, life: i16, bonus_dropped: i16, die_score: u32),
f6bfc9e6dab0 Add an ECL parser.
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parents:
diff changeset
142 6 => fn SpawnEnemyMirroredRandom(x: f32, y: f32, z: f32, life: i16, bonus_dropped: i16, die_score: u32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
143 8 => fn CallMessage(),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
144 9 => fn WaitMessage(),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
145 10 => fn ResumeEcl(x: f32, y: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
146 12 => fn WaitForBossDeath(),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
147 }
f6bfc9e6dab0 Add an ECL parser.
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parents:
diff changeset
148
f6bfc9e6dab0 Add an ECL parser.
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parents:
diff changeset
149 declare_sub_instructions!{
f6bfc9e6dab0 Add an ECL parser.
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diff changeset
150 0 => fn Noop(),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
151 1 => fn Destroy(unused: u32),
660
31fc0d881105 Make ecl_vm compile, and use it in eclrenderer (doesn’t render yet).
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 651
diff changeset
152 2 => fn RelativeJump(frame: i32, ip: i32),
31fc0d881105 Make ecl_vm compile, and use it in eclrenderer (doesn’t render yet).
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 651
diff changeset
153 3 => fn RelativeJumpEx(frame: i32, ip: i32, variable_id: i32),
650
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
154 4 => fn SetInt(var: i32, value: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
155 5 => fn SetFloat(var: i32, value: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
156 6 => fn SetRandomInt(var: i32, max: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
157 8 => fn SetRandomFloat(var: i32, max: f32),
660
31fc0d881105 Make ecl_vm compile, and use it in eclrenderer (doesn’t render yet).
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 651
diff changeset
158 9 => fn SetRandomFloatMin(var: i32, amplitude: f32, min: f32),
650
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
159 10 => fn StoreX(var: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
160 13 => fn AddInt(var: i32, a: i32, b: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
161 14 => fn SubstractInt(var: i32, a: i32, b: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
162 15 => fn MultiplyInt(var: i32, a: i32, b: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
163 16 => fn DivideInt(var: i32, a: i32, b: i32),
660
31fc0d881105 Make ecl_vm compile, and use it in eclrenderer (doesn’t render yet).
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 651
diff changeset
164 17 => fn ModuloInt(var: i32, a: i32, b: i32),
650
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
165 18 => fn Increment(var: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
166 20 => fn AddFloat(var: i32, a: f32, b: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
167 21 => fn SubstractFloat(var: i32, a: f32, b: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
168 23 => fn DivideFloat(var: i32, a: f32, b: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
169 25 => fn GetDirection(var: i32, x1: f32, y1: f32, x2: f32, y2: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
170 26 => fn FloatToUnitCircle(var: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
171 27 => fn CompareInts(a: i32, b: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
172 28 => fn CompareFloats(a: f32, b: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
173 29 => fn RelativeJumpIfLowerThan(frame: i32, ip: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
174 30 => fn RelativeJumpIfLowerOrEqual(frame: i32, ip: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
175 31 => fn RelativeJumpIfEqual(frame: i32, ip: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
176 32 => fn RelativeJumpIfGreaterThan(frame: i32, ip: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
177 33 => fn RelativeJumpIfGreaterOrEqual(frame: i32, ip: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
178 34 => fn RelativeJumpIfNotEqual(frame: i32, ip: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
179 35 => fn Call(sub: i32, param1: i32, param2: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
180 36 => fn Return(),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
181 39 => fn CallIfEqual(sub: i32, param1: i32, param2: f32, a: i32, b: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
182 43 => fn SetPosition(x: f32, y: f32, z: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
183 45 => fn SetAngleAndSpeed(angle: f32, speed: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
184 46 => fn SetRotationSpeed(speed: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
185 47 => fn SetSpeed(speed: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
186 48 => fn SetAcceleration(acceleration: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
187 49 => fn SetRandomAngle(min: f32, max: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
188 50 => fn SetRandomAngleEx(min: f32, max: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
189 51 => fn TargetPlayer(TODO: f32, speed: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
190 52 => fn MoveInDecel(duration: i32, angle: f32, speed: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
191 56 => fn MoveToLinear(duration: i32, x: f32, y: f32, z: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
192 57 => fn MoveToDecel(duration: i32, x: f32, y: f32, z: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
193 59 => fn MoveToAccel(duration: i32, x: f32, y: f32, z: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
194 61 => fn StopIn(duration: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
195 63 => fn StopInAccel(duration: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
196 65 => fn SetScreenBox(xmin: f32, ymin: f32, xmax: f32, ymax: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
197 66 => fn ClearScreenBox(),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
198 67 => fn SetBulletAttributes1(anim: i16, sprite_index_offset: i16, bullets_per_shot: i32, number_of_shots: i32, speed: f32, speed2: f32, launch_angle: f32, angle: f32, flags: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
199 68 => fn SetBulletAttributes2(anim: i16, sprite_index_offset: i16, bullets_per_shot: i32, number_of_shots: i32, speed: f32, speed2: f32, launch_angle: f32, angle: f32, flags: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
200 69 => fn SetBulletAttributes3(anim: i16, sprite_index_offset: i16, bullets_per_shot: i32, number_of_shots: i32, speed: f32, speed2: f32, launch_angle: f32, angle: f32, flags: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
201 70 => fn SetBulletAttributes4(anim: i16, sprite_index_offset: i16, bullets_per_shot: i32, number_of_shots: i32, speed: f32, speed2: f32, launch_angle: f32, angle: f32, flags: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
202 71 => fn SetBulletAttributes5(anim: i16, sprite_index_offset: i16, bullets_per_shot: i32, number_of_shots: i32, speed: f32, speed2: f32, launch_angle: f32, angle: f32, flags: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
203 74 => fn SetBulletAttributes6(anim: i16, sprite_index_offset: i16, bullets_per_shot: i32, number_of_shots: i32, speed: f32, speed2: f32, launch_angle: f32, angle: f32, flags: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
204 75 => fn SetBulletAttributes7(anim: i16, sprite_index_offset: i16, bullets_per_shot: i32, number_of_shots: i32, speed: f32, speed2: f32, launch_angle: f32, angle: f32, flags: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
205 76 => fn SetBulletInterval(interval: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
206 77 => fn SetBulletIntervalEx(interval: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
207 78 => fn DelayAttack(),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
208 79 => fn NoDelayAttack(),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
209 81 => fn SetBulletLaunchOffset(x: f32, y: f32, z: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
210 82 => fn SetExtendedBulletAttributes(a: i32, b: i32, c: i32, d: i32, e: f32, f: f32, g: f32, h: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
211 83 => fn ChangeBulletsInStarBonus(),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
212 // 84: ('i', None),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
213 85 => fn NewLaser(laser_type: i16, sprite_idx_offset: i16, angle: f32, speed: f32, start_offset: f32, end_offset: f32, max_length: f32, width: f32, start_duration: i32, duration: i32, end_duration: i32, grazing_delay: i32, grazing_extra_duration: i32, UNK1: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
214 86 => fn NewLaserTowardsPlayer(laser_type: i16, sprite_idx_offset: i16, angle: f32, speed: f32, start_offset: f32, end_offset: f32, max_length: f32, width: f32, start_duration: i32, duration: i32, end_duration: i32, grazing_delay: i32, grazing_extra_duration: i32, UNK1: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
215 87 => fn SetUpcomingLaserId(id: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
216 88 => fn AlterLaserAngle(id: i32, delta: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
217 90 => fn RepositionLaser(id: i32, ox: f32, oy: f32, oz: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
218 92 => fn CanceLaser(id: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
219 93 => fn SetSpellcard(face: i16, number: i16, name: String),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
220 94 => fn Endspellcard(),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
221 95 => fn SpawnEnemy(sub: i32, x: f32, y: f32, z: f32, life: i16, bonus_dropped: i16, die_score: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
222 96 => fn KillAllEnemies(),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
223 97 => fn SetAnim(script: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
224 98 => fn SetMultipleAnims(default: i16, end_left: i16, end_right: i16, left: i16, right: i16, UNUSED: i16),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
225 99 => fn SetAuxAnm(number: i32, script: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
226 100 => fn SetDeathAnim(sprite_index: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
227 101 => fn SetBossMode(value: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
228 102 => fn CreateSquares(UNK1: i32, UNK2: f32, UNK3: f32, UNK4: f32, UNK5: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
229 103 => fn SetEnemyHitbox(width: f32, height: f32, depth: f32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
230 104 => fn SetCollidable(collidable: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
231 105 => fn SetDamageable(damageable: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
232 106 => fn PlaySound(index: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
233 107 => fn SetDeathFlags(death_flags: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
234 108 => fn SetDeathCallback(sub: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
235 109 => fn MemoryWriteInt(value: i32, index: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
236 111 => fn SetLife(life: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
237 112 => fn SetEllapsedTime(frame: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
238 113 => fn SetLowLifeTrigger(trigger: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
239 114 => fn SetLowLifeCallback(sub: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
240 115 => fn SetTimeout(timeout: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
241 116 => fn SetTimeoutCallback(sub: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
242 117 => fn SetTouchable(touchable: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
243 118 => fn DropParticles(anim: i32, number: u32, r: u8, g: u8, b: u8, UNUSED: u8),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
244 119 => fn DropBonus(number: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
245 120 => fn SetAutomaticOrientation(automatic: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
246 121 => fn CallSpecialFunction(function: i32, argument: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
247 122 => fn UNK1(TODO: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
248 123 => fn SkipFrames(frames: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
249 124 => fn DropSpecificBonus(type_: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
250 125 => fn UNK2(),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
251 126 => fn SetRemainingLives(lives: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
252 127 => fn UNK3(TODO: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
253 128 => fn Interrupt(event: i32),
f6bfc9e6dab0 Add an ECL parser.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
254 129 => fn InterruptAux(number: i32, event: i32),
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255 130 => fn UNK5(TODO: i32),
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256 131 => fn SetDifficultyCoeffs(speed_a: f32, speed_b: f32, nb_a: i32, nb_b: i32, shots_a: i32, shots_b: i32),
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257 132 => fn SetInvisible(invisible: i32),
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258 133 => fn CopyCallbacks(),
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259 134 => fn UNK6(),
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260 135 => fn EnableSpellcardBonus(UNKNOW: i32),
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261 }
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262
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263 fn parse_ecl(input: &[u8]) -> IResult<&[u8], Ecl> {
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264 let i = input;
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265
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266 let (i, sub_count) = le_u16(i)?;
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267 let (mut i, main_count) = le_u16(i)?;
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268 assert_eq!(main_count, 0);
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269
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270 let mut main_offsets = Vec::new();
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271 for _ in 0..3 {
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272 let (i2, offset) = le_u32(i)?;
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273 main_offsets.push(offset as usize);
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274 i = i2;
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275 }
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276
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277 let mut sub_offsets = Vec::new();
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278 for _ in 0..sub_count {
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279 let (i2, offset) = le_u32(i)?;
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280 sub_offsets.push(offset as usize);
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281 i = i2;
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282 }
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283
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284 // Read all subs.
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285 let mut subs = Vec::new();
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286 for offset in sub_offsets {
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287 let mut i = &input[offset..];
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288 let mut instructions = Vec::new();
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289 loop {
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290 let (i2, time) = le_i32(i)?;
650
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291 let (i2, opcode) = le_u16(i2)?;
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292 if time == -1 || opcode == 0xffff {
650
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293 break;
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294 }
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295
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296 let (i2, size) = le_u16(i2)?;
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297 let (i2, rank_mask) = le_u16(i2)?;
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298 let (i2, param_mask) = le_u16(i2)?;
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299 // FIXME: this - 12 can trigger a panic, fuzz it!
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300 let data = &i2[..size as usize - 12];
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301 let (data, instr) = parse_sub_instruction_args(data, opcode)?;
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302 assert_eq!(data.len(), 0);
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303 instructions.push(CallSub { time, rank_mask, param_mask, instr });
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304 i = &i[size as usize..];
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305 }
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306 subs.push(Sub { instructions });
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307 }
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308
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309 // Read all mains (always a single one atm).
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310 let mut mains = Vec::new();
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311 for offset in main_offsets {
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312 if offset == 0 {
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313 break;
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314 }
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315
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316 let mut i = &input[offset..];
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317 let mut instructions = Vec::new();
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318 loop {
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319 let (i2, time) = le_u16(i)?;
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320 let (i2, sub) = le_u16(i2)?;
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321 if time == 0xffff && sub == 4 {
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322 break;
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323 }
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324
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325 let (i2, opcode) = le_u16(i2)?;
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326 let (i2, size) = le_u16(i2)?;
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327 // FIXME: this - 8 can trigger a panic, fuzz it!
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328 let data = &i2[..size as usize - 8];
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329 let (data, instr) = parse_main_instruction_args(data, opcode)?;
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330 assert_eq!(data.len(), 0);
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331 instructions.push(CallMain { time, sub, instr });
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332 i = &i[size as usize..];
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333 }
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334 mains.push(Main { instructions });
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335 }
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336
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337 let ecl = Ecl {
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338 subs,
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339 mains,
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340 };
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341 Ok((b"", ecl))
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342 }
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343
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344 #[cfg(test)]
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345 mod tests {
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346 use super::*;
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347 use std::io::{self, Read};
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348 use std::fs::File;
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349
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350 #[test]
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351 fn ecl() {
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352 let file = File::open("EoSD/ST/ecldata1.ecl").unwrap();
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353 let mut file = io::BufReader::new(file);
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354 let mut buf = vec![];
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355 file.read_to_end(&mut buf).unwrap();
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356 let (_, ecl) = Ecl::from_slice(&buf).unwrap();
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357 assert_eq!(ecl.subs.len(), 24);
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358 assert_eq!(ecl.mains.len(), 1);
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359 }
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360 }