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finish ride music decompile

This commit is contained in:
zsilencer 2014-11-10 16:15:41 -07:00
parent 0e414ebae7
commit c3086a5b9f
5 changed files with 374 additions and 370 deletions
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367
src/audio/audio.c
View File

@ -1599,12 +1599,12 @@ void stop_ride_music()
{
if ((RCT2_GLOBAL(0x009AF284, uint32) & (1 << 0))) {
for (int i = 0; i < 2; i++) {
rct_music_info2* music_info2 = &RCT2_ADDRESS(0x009AF46C, rct_music_info2)[i];
if (music_info2->id != (uint8)-1) {
rct_ride_music* ride_music = &RCT2_ADDRESS(0x009AF46C, rct_ride_music)[i];
if (ride_music->rideid != (uint8)-1) {
RCT2_GLOBAL(0x014241BC, uint32) = 1;
sound_channel_stop(i);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
music_info2->id = -1;
ride_music->rideid = -1;
}
}
}
@ -1680,8 +1680,8 @@ void audio_init1()
audio_init2(devicenum);
int m = 0;
do {
rct_music_info3* music_info3 = &RCT2_GLOBAL(0x009AF1C8, rct_music_info3*)[m];
const char* path = get_file_path(music_info3->pathid);
rct_ride_music_info* ride_music_info = &RCT2_GLOBAL(0x009AF1C8, rct_ride_music_info*)[m];
const char* path = get_file_path(ride_music_info->pathid);
RCT2_GLOBAL(0x014241BC, uint32) = 3;
HANDLE hfile = osinterface_file_open(path);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
@ -1691,7 +1691,7 @@ void audio_init1()
osinterface_file_close(hfile);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
if (RCT2_GLOBAL(0x009AF47E, uint32) == 0x78787878) {
music_info3->var_0 = 0;
ride_music_info->var_0 = 0;
}
}
m++;
@ -1741,8 +1741,8 @@ void audio_init2(int device)
if (successtimer) {
RCT2_GLOBAL(0x009AF284, uint32) |= (1 << 0);
for (int i = 0; i < 2; i++) {
rct_music_info2* music_info2 = &RCT2_ADDRESS(0x009AF46C, rct_music_info2)[i];
music_info2->id = -1;
rct_ride_music* ride_music = &RCT2_ADDRESS(0x009AF46C, rct_ride_music)[i];
ride_music->rideid = -1;
}
}
if (!(RCT2_GLOBAL(RCT2_ADDRESS_CONFIG_FLAGS, uint8) & 1 << 4)) {
@ -1834,353 +1834,4 @@ void stop_vehicle_sounds()
vehicle_sound->id = 0xFFFF;
}
}
}
/**
*
* rct2: 0x006BC3AC
* Update ride music
* cant properly hook this function, because the EBP register is used as a return value,
* so it isn't fully tested. need to decompile 6ABE4C (ride_update_all) first
* @param x (ax)
* @param y (cx)
* @param z (dx)
* @param sampleRate (di)
* @param rideIndex (bl)
* @param position (ebp)
* @param tuneId (bh)
* @returns new position (ebp)
*/
int sub_6BC3AC(sint16 x, sint16 y, sint16 z, uint8 rideIndex, uint16 sampleRate, uint32 position, uint8 *tuneId)
{
{
int a_eax, a_ebx, a_ecx, a_edx, a_esi, a_edi, a_ebp;
a_eax = x;
a_ebx = (*tuneId << 8) | rideIndex;
a_ecx = y;
a_edx = z;
a_edi = sampleRate;
a_ebp = position;
RCT2_CALLFUNC_X(0x006BC3AC, &a_eax, &a_ebx, &a_ecx, &a_edx, &a_esi, &a_edi, &a_ebp);
*tuneId = (a_ebx >> 8) & 0xFF;
return a_ebp;
}
// TODO fix / bh needs returning too!
if(!(RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_FLAGS, uint8) & SCREEN_FLAGS_SCENARIO_EDITOR) && !RCT2_GLOBAL(0x009AF59C, uint8) && RCT2_GLOBAL(0x00F438A4, rct_viewport*) != (rct_viewport*)-1) {
RCT2_GLOBAL(0x009AF47C, uint16) = sampleRate;
sint16 v11;
sint16 v12;
switch (RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_ROTATION, uint32)) {
case 0:
v11 = y - x;
v12 = ((y + x) / 2) - z;
break;
case 1:
v11 = -x - y;
v12 = ((y - x) / 2) - z;
break;
case 2:
v11 = x - y;
v12 = ((-y - x) / 2) - z;
break;
case 3:
v11 = y + x;
v12 = ((x - y) / 2) - z;
break;
}
RCT2_GLOBAL(0x009AF5A0, sint16) = v11;
RCT2_GLOBAL(0x009AF5A2, sint16) = v12;
rct_viewport* viewport = RCT2_GLOBAL(0x00F438A4, rct_viewport*);
sint16 view_width = RCT2_GLOBAL(0x00F438A4, rct_viewport*)->view_width;
sint16 view_width2 = view_width * 2;
sint16 view_x = RCT2_GLOBAL(0x00F438A4, rct_viewport*)->view_x - view_width2;
sint16 view_y = RCT2_GLOBAL(0x00F438A4, rct_viewport*)->view_y - view_width;
sint16 v16 = view_width2 + view_width2 + RCT2_GLOBAL(0x00F438A4, rct_viewport*)->view_width + view_x;
sint16 v17 = view_width + view_width + RCT2_GLOBAL(0x00F438A4, rct_viewport*)->view_height + view_y;
if (view_x >= RCT2_GLOBAL(0x009AF5A0, sint16) ||
view_y >= RCT2_GLOBAL(0x009AF5A2, sint16) ||
v16 < RCT2_GLOBAL(0x009AF5A0, sint16) ||
v17 < RCT2_GLOBAL(0x009AF5A2, sint16)) {
goto label58;
}
int x2 = RCT2_GLOBAL(0x00F438A4, rct_viewport*)->x + ((RCT2_GLOBAL(0x009AF5A0, sint16) - RCT2_GLOBAL(0x00F438A4, rct_viewport*)->view_x) >> RCT2_GLOBAL(0x00F438A4, rct_viewport*)->zoom);
x2 <<= 16;
uint16 screenwidth = RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_WIDTH, uint16);
if (screenwidth < 64) {
screenwidth = 64;
}
int panx = ((x2 / screenwidth) - 0x8000) >> 4;
int y2 = RCT2_GLOBAL(0x00F438A4, rct_viewport*)->y + ((RCT2_GLOBAL(0x009AF5A2, sint16) - RCT2_GLOBAL(0x00F438A4, rct_viewport*)->view_y) >> RCT2_GLOBAL(0x00F438A4, rct_viewport*)->zoom);
y2 <<= 16;
uint16 screenheight = RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_HEIGHT, uint16);
if (screenheight < 64) {
screenheight = 64;
}
int pany = ((y2 / screenheight) - 0x8000) >> 4;
uint8 v24l = -1;
uint8 v24h = -1;
if (pany < 0) {
pany = -pany;
}
if (pany > 6143) {
pany = 6143;
}
if (pany > 2048) {
uint16 v27 = -(((pany - 2048) >> 2) - 1024) >> 2;
v24l = (uint8)v27;
if (v27 & 0xFF00) {
v24l = -1;
}
}
if (panx < 0) {
panx = -panx;
}
if (panx > 6143) {
panx = 6143;
}
if (panx > 2048) {
uint16 v27 = -(((panx - 2048) >> 2) - 1024) >> 2;
v24h = (uint8)v27;
if (v27 & 0xFF00) {
v24h = -1;
}
}
if (v24l >= v24h) {
v24l = v24h;
}
sint8 v31 = v24l - (3 * RCT2_GLOBAL(RCT2_ADDRESS_VOLUME_ADJUST_ZOOM, uint8));
if (v24l < (3 * RCT2_GLOBAL(RCT2_ADDRESS_VOLUME_ADJUST_ZOOM, uint8))) {
v31 = 0;
}
int v32 = -(((-v31 - 1) * (-v31 - 1)) >> 4) - 700;
if (v31 && v32 >= -4000) {
if (panx > 10000) {
panx = 10000;
}
if (panx < -10000) {
panx = -10000;
}
if (!RCT2_GLOBAL(0x009AAC6D, uint8)) {
panx = 0;
}
rct_music_info2* music_info2 = &RCT2_GLOBAL(0x009AF46C, rct_music_info2);
int channel = 0;
uint32 a1;
while (music_info2->id != rideIndex && music_info2->var_1 != *tuneId) {
music_info2++;
channel++;
if (channel >= 2) {
rct_music_info3* music_info3 = &RCT2_GLOBAL(0x009AF1C8, rct_music_info3*)[*tuneId];
a1 = position + music_info3->var_4;
goto label51;
}
}
RCT2_GLOBAL(0x014241BC, uint32) = 1;
int playing = sound_channel_is_playing(channel);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
if (!playing) {
return 0;
}
RCT2_GLOBAL(0x014241BC, uint32) = 1;
a1 = sub_401B46(channel);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
label51:
if (a1 < RCT2_GLOBAL(0x009AF1C8, rct_music_info3*)[*tuneId].var_0) {
rct_music_info* music_info = RCT2_GLOBAL(0x009AF42C, rct_music_info*);
if (music_info < (rct_music_info*)0x009AF46C/*music_info list end*/) {
music_info->id = rideIndex;
music_info->var_1 = *tuneId;
music_info->offset = a1;
music_info->volume = v32;
music_info->pan = panx;
music_info->freq = RCT2_GLOBAL(0x009AF47C, uint16);
RCT2_GLOBAL(0x009AF42C, rct_music_info*)++;
}
}
} else {
uint32 eax;
label58:
eax = position;
position = *tuneId;
rct_music_info3* music_info3 = &RCT2_GLOBAL(0x009AF1C8, rct_music_info3*)[*tuneId];
eax += music_info3->var_4;
if (eax < music_info3->var_0) {
position = eax;
}
}
}
return position;
}
/**
* Play/update ride music based on structs updated in 0x006BC3AC
* rct2: 0x006BC6D8
*/
void sub_6BC6D8()
{
rct_music_info* edi;
int ebx;
if (!(RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_FLAGS, uint8) & 2)) {
if ((RCT2_GLOBAL(0x009AF284, uint32) & (1 << 0))) {
if (!RCT2_GLOBAL(0x009AF59C, uint8) && RCT2_GLOBAL(0x009AF59D, uint8) & 1 && RCT2_GLOBAL(RCT2_ADDRESS_CONFIG_MUSIC, uint8) && !(RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_FLAGS, uint8) & 1)) {
// set to stop music if volume <= 1 ?
while (1) {
int v8 = 0;
int v9 = 1;
rct_music_info* music_info = &RCT2_GLOBAL(0x009AF430, rct_music_info);
while (music_info < RCT2_GLOBAL(0x009AF42C, rct_music_info*)) {
if (music_info->id != (uint8)-1) {
rct_music_info3* music_info3 = &RCT2_GLOBAL(0x009AF1C8, rct_music_info3*)[music_info->var_1];
if (RCT2_ADDRESS(0x009AA0B1, uint8*)[music_info3->pathid]) { // file_on_cdrom[]
v8++;
if (v9 >= music_info->volume) {
v9 = music_info->volume;
edi = music_info;
}
}
}
music_info++;
}
if (v8 <= 1) {
break;
}
edi->id = -1;
}
while (1) {
int v8 = 0;
int v9 = 1;
rct_music_info* music_info = &RCT2_GLOBAL(0x009AF430, rct_music_info);
while (music_info < RCT2_GLOBAL(0x009AF42C, rct_music_info*)) {
if (music_info->id != (uint8)-1) {
v8++;
if (v9 >= music_info->volume) {
v9 = music_info->volume;
edi = music_info;
}
}
music_info++;
}
if (v8 <= 2) {
break;
}
edi->id = -1;
}
// stop currently playing music that is not in music_info list or not playing?
rct_music_info2* music_info2 = &RCT2_GLOBAL(0x009AF46C, rct_music_info2);
int channel = 0;
do {
if (music_info2->id != (uint8)-1) {
rct_music_info* music_info = &RCT2_GLOBAL(0x009AF430, rct_music_info);
while (music_info < RCT2_GLOBAL(0x009AF42C, rct_music_info*)) {
if (music_info->id == music_info2->id && music_info->var_1 == music_info2->var_1) {
RCT2_GLOBAL(0x014241BC, uint32) = 1;
int v16 = sound_channel_is_playing(channel);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
if (v16) {
goto label32;
}
break;
}
music_info++;
}
RCT2_GLOBAL(0x014241BC, uint32) = 1;
sound_channel_stop(channel);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
music_info2->id = -1;
}
label32:
music_info2++;
channel++;
} while(channel < 2);
for (rct_music_info* music_info = &RCT2_GLOBAL(0x009AF430, rct_music_info); music_info < RCT2_GLOBAL(0x009AF42C, rct_music_info*); music_info++) {
if (music_info->id != (uint8)-1) {
rct_music_info2* music_info2 = &RCT2_GLOBAL(0x009AF46C, rct_music_info2);
int channel = 0;
while (music_info->id != music_info2->id || music_info->var_1 != music_info2->var_1) {
if (music_info2->id == (uint8)-1) {
ebx = channel;
}
music_info2++;
channel++;
if (channel >= 2) {
rct_music_info3* music_info3 = &RCT2_GLOBAL(0x009AF1C8, rct_music_info3*)[music_info->var_1];
const char* filename = get_file_path(music_info3->pathid);
RCT2_GLOBAL(0x014241BC, uint32) = 3;
HANDLE hfile = osinterface_file_open(filename);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
if (hfile != INVALID_HANDLE_VALUE) {
RCT2_GLOBAL(0x014241BC, uint32) = 3;
osinterface_file_read(hfile, &RCT2_GLOBAL(0x009AF47E, uint32), 4);
RCT2_GLOBAL(0x014241BC, uint32) = 3;
osinterface_file_close(hfile);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
}
if (hfile == INVALID_HANDLE_VALUE || RCT2_GLOBAL(0x009AF47E, uint32) != 0x78787878) {
int offset = music_info->offset - 10000;
if (offset < 0) {
offset = 0;
}
RCT2_GLOBAL(0x014241BC, uint32) = 1;
int musicloaded = sound_channel_load_file2(ebx, filename, offset & 0xFFFFFFF0);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
if (musicloaded) {
RCT2_GLOBAL(0x014241BC, uint32) = 1;
int musicplayed = sound_channel_play(ebx, 0, music_info->volume, music_info->pan, music_info->freq);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
if (musicplayed) {
rct_music_info3* music_info3 = &RCT2_GLOBAL(0x009AF1C8, rct_music_info3*)[music_info->var_1];
if (music_info3->var_9) {
RCT2_GLOBAL(0x014241BC, uint32) = 1;
sub_401AF3(ebx, get_file_path(music_info3->pathid), 1, 0);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
}
rct_music_info2* music_info2 = &RCT2_ADDRESS(0x009AF46C, rct_music_info2)[ebx];
music_info2->volume = music_info->volume;
music_info2->pan = music_info->pan;
music_info2->freq = music_info->freq;
music_info2->id = music_info->id;
music_info2->var_1 = music_info->var_1;
}
} else {
RCT2_GLOBAL(RCT2_ADDRESS_CONFIG_MUSIC, uint8) = 0;
}
}
return;
}
}
if (music_info->volume != music_info2->volume) {
music_info2->volume = music_info->volume;
RCT2_GLOBAL(0x014241BC, uint32) = 1;
sound_channel_set_volume(channel, music_info->volume);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
}
if (music_info->pan != music_info2->pan) {
music_info2->pan = music_info->pan;
RCT2_GLOBAL(0x014241BC, uint32) = 1;
sound_channel_set_pan(channel, music_info->pan);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
}
if (music_info->freq != music_info2->freq) {
music_info2->freq = music_info->freq;
RCT2_GLOBAL(0x014241BC, uint32) = 1;
sound_channel_set_frequency(channel, music_info->freq);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
}
}
}
}
}
}
}
}

16
src/audio/audio.h
View File

@ -121,28 +121,28 @@ typedef struct {
} rct_other_sound;
typedef struct {
uint8 id;
uint8 var_1;
uint8 rideid;
uint8 tuneid;
sint32 offset; //0x2
sint16 volume; //0x6
sint16 pan; //0x8
uint16 freq; //0xA
} rct_music_info;
} rct_ride_music_params;
typedef struct {
uint8 id;
uint8 var_1;
uint8 rideid;
uint8 tuneid;
uint16 volume; //0x2
uint16 pan; //0x4
uint16 freq; //0x6
} rct_music_info2;
} rct_ride_music;
typedef struct {
uint32 var_0;
uint32 var_4;
uint8 pathid; //0x8
uint8 var_9;
} rct_music_info3;
} rct_ride_music_info;
extern rct_vehicle_sound gVehicleSoundList[AUDIO_MAX_VEHICLE_SOUNDS];
extern rct_vehicle_sound_params gVehicleSoundParamsList[AUDIO_MAX_VEHICLE_SOUNDS];
@ -213,8 +213,6 @@ void audio_close();
void pause_sounds();
void unpause_sounds();
void stop_vehicle_sounds();
void sub_6BC6D8();
int sub_6BC3AC(sint16 x, sint16 y, sint16 z, uint8 rideIndex, uint16 sampleRate, uint32 position, uint8 *tuneId);
// 0x009AF59C probably does the same job
// once it's confirmed and calls in pause_sounds() are reversed, it can be used instead of this

2
src/interface/window.c
View File

@ -1822,7 +1822,7 @@ void window_update_viewport_ride_music()
rct_viewport *viewport;
rct_window *w;
RCT2_GLOBAL(0x009AF42C, rct_music_info*) = (rct_music_info*)0x009AF430;
RCT2_GLOBAL(0x009AF42C, rct_ride_music_params*) = (rct_ride_music_params*)0x009AF430;
RCT2_GLOBAL(0x00F438A4, rct_viewport*) = (rct_viewport*)-1;
for (w = RCT2_LAST_WINDOW; w >= g_window_list; w--) {

357
src/ride/ride.c
View File

@ -29,6 +29,7 @@
#include "../management/news_item.h"
#include "../peep/peep.h"
#include "../peep/staff.h"
#include "../platform/osinterface.h"
#include "../scenario.h"
#include "../util/util.h"
#include "../windows/error.h"
@ -1022,7 +1023,7 @@ void ride_update_all()
FOR_ALL_RIDES(i, ride)
ride_update(i);
sub_6BC6D8();
ride_music_update_final();
}
/**
@ -1742,7 +1743,7 @@ static void ride_music_update(int rideIndex)
sampleRate += 22050;
}
ride->music_position = sub_6BC3AC(x, y, z, rideIndex, sampleRate, ride->music_position, &ride->music_tune_id);
ride->music_position = ride_music_params_update(x, y, z, rideIndex, sampleRate, ride->music_position, &ride->music_tune_id);
}
#pragma endregion
@ -2251,4 +2252,356 @@ void ride_set_map_tooltip(rct_map_element *mapElement)
}
}
/**
*
* rct2: 0x006BC3AC
* Update ride music parameters
* @param x (ax)
* @param y (cx)
* @param z (dx)
* @param sampleRate (di)
* @param rideIndex (bl)
* @param position (ebp)
* @param tuneId (bh)
* @returns new position (ebp)
*/
int ride_music_params_update(sint16 x, sint16 y, sint16 z, uint8 rideIndex, uint16 sampleRate, uint32 position, uint8 *tuneId)
{
/*{
int a_eax, a_ebx, a_ecx, a_edx, a_esi, a_edi, a_ebp;
a_eax = x;
a_ebx = (*tuneId << 8) | rideIndex;
a_ecx = y;
a_edx = z;
a_edi = sampleRate;
a_ebp = position;
RCT2_CALLFUNC_X(0x006BC3AC, &a_eax, &a_ebx, &a_ecx, &a_edx, &a_esi, &a_edi, &a_ebp);
*tuneId = (a_ebx >> 8) & 0xFF;
return a_ebp;
}*/
if(!(RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_FLAGS, uint8) & SCREEN_FLAGS_SCENARIO_EDITOR) && !RCT2_GLOBAL(0x009AF59C, uint8) && RCT2_GLOBAL(0x00F438A4, rct_viewport*) != (rct_viewport*)-1) {
RCT2_GLOBAL(0x009AF47C, uint16) = sampleRate;
sint16 v11;
sint16 v12;
switch (RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_ROTATION, uint32)) {
case 0:
v11 = y - x;
v12 = ((y + x) / 2) - z;
break;
case 1:
v11 = -x - y;
v12 = ((y - x) / 2) - z;
break;
case 2:
v11 = x - y;
v12 = ((-y - x) / 2) - z;
break;
case 3:
v11 = y + x;
v12 = ((x - y) / 2) - z;
break;
}
RCT2_GLOBAL(0x009AF5A0, sint16) = v11;
RCT2_GLOBAL(0x009AF5A2, sint16) = v12;
rct_viewport* viewport = RCT2_GLOBAL(0x00F438A4, rct_viewport*);
sint16 view_width = RCT2_GLOBAL(0x00F438A4, rct_viewport*)->view_width;
sint16 view_width2 = view_width * 2;
sint16 view_x = RCT2_GLOBAL(0x00F438A4, rct_viewport*)->view_x - view_width2;
sint16 view_y = RCT2_GLOBAL(0x00F438A4, rct_viewport*)->view_y - view_width;
sint16 v16 = view_width2 + view_width2 + RCT2_GLOBAL(0x00F438A4, rct_viewport*)->view_width + view_x;
sint16 v17 = view_width + view_width + RCT2_GLOBAL(0x00F438A4, rct_viewport*)->view_height + view_y;
if (view_x >= RCT2_GLOBAL(0x009AF5A0, sint16) ||
view_y >= RCT2_GLOBAL(0x009AF5A2, sint16) ||
v16 < RCT2_GLOBAL(0x009AF5A0, sint16) ||
v17 < RCT2_GLOBAL(0x009AF5A2, sint16)) {
goto label58;
}
int x2 = RCT2_GLOBAL(0x00F438A4, rct_viewport*)->x + ((RCT2_GLOBAL(0x009AF5A0, sint16) - RCT2_GLOBAL(0x00F438A4, rct_viewport*)->view_x) >> RCT2_GLOBAL(0x00F438A4, rct_viewport*)->zoom);
x2 <<= 16;
uint16 screenwidth = RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_WIDTH, uint16);
if (screenwidth < 64) {
screenwidth = 64;
}
int panx = ((x2 / screenwidth) - 0x8000) >> 4;
int y2 = RCT2_GLOBAL(0x00F438A4, rct_viewport*)->y + ((RCT2_GLOBAL(0x009AF5A2, sint16) - RCT2_GLOBAL(0x00F438A4, rct_viewport*)->view_y) >> RCT2_GLOBAL(0x00F438A4, rct_viewport*)->zoom);
y2 <<= 16;
uint16 screenheight = RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_HEIGHT, uint16);
if (screenheight < 64) {
screenheight = 64;
}
int pany = ((y2 / screenheight) - 0x8000) >> 4;
uint8 vol1 = -1;
uint8 vol2 = -1;
if (pany < 0) {
pany = -pany;
}
if (pany > 6143) {
pany = 6143;
}
pany -= 2048;
if (pany > 0) {
pany = -((pany / 4) - 1024) / 4;
vol1 = (uint8)pany;
if (pany >= 256) {
vol1 = -1;
}
}
if (panx < 0) {
panx = -panx;
}
if (panx > 6143) {
panx = 6143;
}
panx -= 2048;
if (panx > 0) {
panx = -((panx / 4) - 1024) / 4;
vol2 = (uint8)panx;
if (panx >= 256) {
vol2 = -1;
}
}
if (vol1 >= vol2) {
vol1 = vol2;
}
if (vol1 < RCT2_GLOBAL(RCT2_ADDRESS_VOLUME_ADJUST_ZOOM, uint8) * 3) {
vol1 = 0;
} else {
vol1 = vol1 - (RCT2_GLOBAL(RCT2_ADDRESS_VOLUME_ADJUST_ZOOM, uint8) * 3);
}
int v32 = -(((uint8)(-vol1 - 1) * (uint8)(-vol1 - 1)) / 16) - 700;
if (vol1 && v32 >= -4000) {
if (panx > 10000) {
panx = 10000;
}
if (panx < -10000) {
panx = -10000;
}
if (!RCT2_GLOBAL(0x009AAC6D, uint8)) {
panx = 0;
}
rct_ride_music* ride_music = &RCT2_GLOBAL(0x009AF46C, rct_ride_music);
int channel = 0;
uint32 a1;
while (ride_music->rideid != rideIndex || ride_music->tuneid != *tuneId) {
ride_music++;
channel++;
if (channel >= 2) {
rct_ride_music_info* ride_music_info = &RCT2_GLOBAL(0x009AF1C8, rct_ride_music_info*)[*tuneId];
a1 = position + ride_music_info->var_4;
goto label51;
}
}
RCT2_GLOBAL(0x014241BC, uint32) = 1;
int playing = sound_channel_is_playing(channel);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
if (!playing) {
*tuneId = 0xFF;
return 0;
}
RCT2_GLOBAL(0x014241BC, uint32) = 1;
a1 = sub_401B46(channel);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
label51:
if (a1 < RCT2_GLOBAL(0x009AF1C8, rct_ride_music_info*)[*tuneId].var_0) {
position = a1;
rct_ride_music_params* ride_music_params = RCT2_GLOBAL(0x009AF42C, rct_ride_music_params*);
if (ride_music_params < (rct_ride_music_params*)0x009AF46C/*ride_music_params list end*/) {
ride_music_params->rideid = rideIndex;
ride_music_params->tuneid = *tuneId;
ride_music_params->offset = a1;
ride_music_params->volume = v32;
ride_music_params->pan = panx;
ride_music_params->freq = RCT2_GLOBAL(0x009AF47C, uint16);
RCT2_GLOBAL(0x009AF42C, rct_ride_music_params*)++;
}
} else {
*tuneId = 0xFF;
return 0;
}
} else {
label58:
;
rct_ride_music_info* ride_music_info = &RCT2_GLOBAL(0x009AF1C8, rct_ride_music_info*)[*tuneId];
position += ride_music_info->var_4;
if (position < ride_music_info->var_0) {
return position;
} else {
*tuneId = 0xFF;
return 0;
}
}
}
return position;
}
/**
* Play/update ride music based on structs updated in 0x006BC3AC
* rct2: 0x006BC6D8
*/
void ride_music_update_final()
{
rct_ride_music_params* edi;
int ebx;
if (!(RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_FLAGS, uint8) & 2)) {
if ((RCT2_GLOBAL(0x009AF284, uint32) & (1 << 0))) {
if (!RCT2_GLOBAL(0x009AF59C, uint8) && RCT2_GLOBAL(0x009AF59D, uint8) & 1 && RCT2_GLOBAL(RCT2_ADDRESS_CONFIG_MUSIC, uint8) && !(RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_FLAGS, uint8) & 1)) {
// set to stop music if volume <= 1 ?
while (1) {
int v8 = 0;
int v9 = 1;
rct_ride_music_params* ride_music_params = &RCT2_GLOBAL(0x009AF430, rct_ride_music_params);
while (ride_music_params < RCT2_GLOBAL(0x009AF42C, rct_ride_music_params*)) {
if (ride_music_params->rideid != (uint8)-1) {
rct_ride_music_info* ride_music_info = &RCT2_GLOBAL(0x009AF1C8, rct_ride_music_info*)[ride_music_params->tuneid];
if (RCT2_ADDRESS(0x009AA0B1, uint8*)[ride_music_info->pathid]) { // file_on_cdrom[]
v8++;
if (v9 >= ride_music_params->volume) {
v9 = ride_music_params->volume;
edi = ride_music_params;
}
}
}
ride_music_params++;
}
if (v8 <= 1) {
break;
}
edi->rideid = -1;
}
while (1) {
int v8 = 0;
int v9 = 1;
rct_ride_music_params* ride_music_params = &RCT2_GLOBAL(0x009AF430, rct_ride_music_params);
while (ride_music_params < RCT2_GLOBAL(0x009AF42C, rct_ride_music_params*)) {
if (ride_music_params->rideid != (uint8)-1) {
v8++;
if (v9 >= ride_music_params->volume) {
v9 = ride_music_params->volume;
edi = ride_music_params;
}
}
ride_music_params++;
}
if (v8 <= 2) {
break;
}
edi->rideid = -1;
}
// stop currently playing music that is not in music params list or not playing?
rct_ride_music* ride_music = &RCT2_GLOBAL(0x009AF46C, rct_ride_music);
int channel = 0;
do {
if (ride_music->rideid != (uint8)-1) {
rct_ride_music_params* ride_music_params = &RCT2_GLOBAL(0x009AF430, rct_ride_music_params);
while (ride_music_params < RCT2_GLOBAL(0x009AF42C, rct_ride_music_params*)) {
if (ride_music_params->rideid == ride_music->rideid && ride_music_params->tuneid == ride_music->tuneid) {
RCT2_GLOBAL(0x014241BC, uint32) = 1;
int v16 = sound_channel_is_playing(channel);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
if (v16) {
goto label32;
}
break;
}
ride_music_params++;
}
RCT2_GLOBAL(0x014241BC, uint32) = 1;
sound_channel_stop(channel);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
ride_music->rideid = -1;
}
label32:
ride_music++;
channel++;
} while(channel < 2);
for (rct_ride_music_params* ride_music_params = &RCT2_GLOBAL(0x009AF430, rct_ride_music_params); ride_music_params < RCT2_GLOBAL(0x009AF42C, rct_ride_music_params*); ride_music_params++) {
if (ride_music_params->rideid != (uint8)-1) {
rct_ride_music* ride_music = &RCT2_GLOBAL(0x009AF46C, rct_ride_music);
int channel = 0;
while (ride_music_params->rideid != ride_music->rideid || ride_music_params->tuneid != ride_music->tuneid) {
if (ride_music->rideid == (uint8)-1) {
ebx = channel;
}
ride_music++;
channel++;
if (channel >= 2) {
rct_ride_music_info* ride_music_info = &RCT2_GLOBAL(0x009AF1C8, rct_ride_music_info*)[ride_music_params->tuneid];
const char* filename = get_file_path(ride_music_info->pathid);
RCT2_GLOBAL(0x014241BC, uint32) = 3;
HANDLE hfile = osinterface_file_open(filename);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
if (hfile != INVALID_HANDLE_VALUE) {
RCT2_GLOBAL(0x014241BC, uint32) = 3;
osinterface_file_read(hfile, &RCT2_GLOBAL(0x009AF47E, uint32), 4);
RCT2_GLOBAL(0x014241BC, uint32) = 3;
osinterface_file_close(hfile);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
}
if (hfile == INVALID_HANDLE_VALUE || RCT2_GLOBAL(0x009AF47E, uint32) != 0x78787878) {
int offset = ride_music_params->offset - 10000;
if (offset < 0) {
offset = 0;
}
RCT2_GLOBAL(0x014241BC, uint32) = 1;
int musicloaded = sound_channel_load_file2(ebx, filename, offset & 0xFFFFFFF0);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
if (musicloaded) {
RCT2_GLOBAL(0x014241BC, uint32) = 1;
int musicplayed = sound_channel_play(ebx, 0, ride_music_params->volume, ride_music_params->pan, ride_music_params->freq);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
if (musicplayed) {
rct_ride_music_info* ride_music_info = &RCT2_GLOBAL(0x009AF1C8, rct_ride_music_info*)[ride_music_params->tuneid];
if (ride_music_info->var_9) {
RCT2_GLOBAL(0x014241BC, uint32) = 1;
sub_401AF3(ebx, get_file_path(ride_music_info->pathid), 1, 0);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
}
rct_ride_music* ride_music = &RCT2_ADDRESS(0x009AF46C, rct_ride_music)[ebx];
ride_music->volume = ride_music_params->volume;
ride_music->pan = ride_music_params->pan;
ride_music->freq = ride_music_params->freq;
ride_music->rideid = ride_music_params->rideid;
ride_music->tuneid = ride_music_params->tuneid;
}
} else {
RCT2_GLOBAL(RCT2_ADDRESS_CONFIG_MUSIC, uint8) = 0;
}
}
return;
}
}
if (ride_music_params->volume != ride_music->volume) {
ride_music->volume = ride_music_params->volume;
RCT2_GLOBAL(0x014241BC, uint32) = 1;
sound_channel_set_volume(channel, ride_music_params->volume);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
}
if (ride_music_params->pan != ride_music->pan) {
ride_music->pan = ride_music_params->pan;
RCT2_GLOBAL(0x014241BC, uint32) = 1;
sound_channel_set_pan(channel, ride_music_params->pan);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
}
if (ride_music_params->freq != ride_music->freq) {
ride_music->freq = ride_music_params->freq;
RCT2_GLOBAL(0x014241BC, uint32) = 1;
sound_channel_set_frequency(channel, ride_music_params->freq);
RCT2_GLOBAL(0x014241BC, uint32) = 0;
}
}
}
}
}
}
}
#pragma endregion

2
src/ride/ride.h
View File

@ -628,5 +628,7 @@ void ride_breakdown_add_news_item(int rideIndex);
rct_peep *ride_find_closest_mechanic(rct_ride *ride, int forInspection);
int sub_6CC3FB(int rideIndex);
void ride_set_map_tooltip(rct_map_element *mapElement);
int ride_music_params_update(sint16 x, sint16 y, sint16 z, uint8 rideIndex, uint16 sampleRate, uint32 position, uint8 *tuneId);
void ride_music_update_final();
#endif