blob: d85a54b2b98db9e60ca863a81c857d27d6e50151 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
|
(*
$Id$
------------------------------------------------------------------------------
Copyright (C) 2005
Christer Andersson (c) 2001
Willem Kokke
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any
damages arising from the use of this software.
Permission is granted to anyone to use this software for any
purpose, including commercial applications, and to alter it and
redistribute it freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you
must not claim that you wrote the original software. If you use
this software in a product, an acknowledgment in the product
documentation would be appreciated but is not required.
2. Altered source versions must be plainly marked as such, and
must not be misrepresented as being the original software.
3. This notice may not be removed or altered from any source
distribution.
------------------------------------------------------------------------------
Conversion by Legolas (http://itaprogaming.free.fr) for freepascal compiler
(http://www.freepascal.org)
Copyright (C) 2006 Francesco Lombardi
Check http://sourceforge.net/projects/libndsfpc for updates
------------------------------------------------------------------------------
$Log$
*)
{$ifdef GBA_INTERFACE}
// DEFINES ////////
const
PATTERN_PARAMETER_EMPTY = 10000;
SOUND_CHANNEL_COUNT = 4;
SOUND1_PARAMETER_COUNT = 7;
SOUND2_PARAMETER_COUNT = 5;
SOUND3_PARAMETER_COUNT = 4;
SOUND4_PARAMETER_COUNT = 7;
// Play states
PLAYSTATE_STOP = 1;
PLAYSTATE_PLAY = 2;
PLAYSTATE_LOOP = 4;
// STRUCTS ////////
type
// Iterator for traversing compressed data
SRLEIterator = record
pData: pcuchar;
iValue: cuchar;
mask: cuchar;
cValue: cuchar;
nValue: cshort;
iValuePos: cuchar;
end;
TSRLEIterator = SRLEIterator;
PSRLEIterator = ^TSRLEIterator;
// Sound 1 pattern
SSound1Pattern = record
nLength: cushort;
apParams: array [0..SOUND1_PARAMETER_COUNT - 1] of pcuchar;
end;
TSSound1Pattern = SSound1Pattern;
PSSound1Pattern = ^SSound1Pattern;
// Sound 2 pattern
SSound2Pattern = record
nLength: cushort;
apParams: array [0..SOUND2_PARAMETER_COUNT-1] of pcuchar;
end;
TSSound2Pattern = SSound2Pattern;
PSSound2Pattern = ^SSound2Pattern;
// Sound 3 pattern
SSound3Pattern = record
nLength: cushort;
apParams: array [0..SOUND3_PARAMETER_COUNT-1] of pcuchar;
end;
TSSound3Pattern = SSound3Pattern;
PSSound3Pattern = ^SSound3Pattern;
// Sound 4 pattern
SSound4Pattern = record
nLength: cushort;
apParams: array [0..SOUND4_PARAMETER_COUNT-1] of pcuchar;
end;
TSSound4Pattern = SSound4Pattern;
PSSound4Pattern = ^SSound4Pattern;
// PROTOTYPES /////
procedure RLEISet(pData: pcuchar; pRLEIterator: PSRLEIterator); cdecl; external;
procedure RLEINext(pRLEIterator: PSRLEIterator); cdecl; external;
procedure BoyScoutInitialize(); cdecl; external;
procedure BoyScoutOpenSong(const pSongData: pcuchar); cdecl; external;
procedure BoyScoutPlaySong(nLoop: cint); cdecl; external;
procedure BoyScoutStopSong(); cdecl; external;
function BoyScoutGetNeededSongMemory(const pSongData: pcuchar): cushort; cdecl; external;
procedure BoyScoutSetMemoryArea(nMemoryAddress: cuint); cdecl; external;
function BoyScoutGetMemoryArea(): cuint; cdecl; external;
function BoyScoutUpdateSong(): cint; cdecl; external;
procedure DMA3Copy32(Src: cuint; Dst: cuint; Count: cuint); cdecl; external;
// WK Set to 1 to use dma, or to 0 to use software copy
// Software copy is the preffered option, it's faster and more stable
const
USE_DMA = 0;
// WK some functions to manipulate the speed of the original song
// You directly manipulate the time a beat takes
// a beat takes x/60, where x is the value you give
// increasing this value slows the song down, decreasing speeds it up
// TODO? move the timing to a timer to get a better control through increades granularity
function BoyScoutGetNormalSpeed(): cuchar; cdecl; external;
function BoyScoutGetSpeed(): cuchar; cdecl; external;
procedure BoyScoutIncSpeed(speed: cuchar); cdecl; external;
procedure BoyScoutDecSpeed(speed: cuchar); cdecl; external;
procedure BoyScoutSetSpeed(speed: cuchar); cdecl; external;
// WK some functions to mute individual channels
procedure BoyScoutMuteChannel1(mute: cint); cdecl; external;
procedure BoyScoutMuteChannel2(mute: cint); cdecl; external;
procedure BoyScoutMuteChannel3(mute: cint); cdecl; external;
procedure BoyScoutMuteChannel4(mute: cint); cdecl; external;
{$endif GBA_INTERFACE}
|
