void Echo::changepar(int npar, unsigned char value)
{
switch(npar) {
case 0:
setvolume(value);
break;
case 1:
setpanning(value);
break;
case 2:
setdelay(value);
break;
case 3:
setlrdelay(value);
break;
case 4:
setlrcross(value);
break;
case 5:
setfb(value);
break;
case 6:
sethidamp(value);
break;
}
}
void
Chorus::changepar (int npar, int value)
{
switch (npar) {
case 0:
setvolume (value);
break;
case 1:
setpanning (value);
break;
case 2:
lfo.Pfreq = value;
lfo.updateparams ();
break;
case 3:
lfo.Prandomness = value;
lfo.updateparams ();
break;
case 4:
lfo.PLFOtype = value;
lfo.updateparams ();
break;
case 5:
lfo.Pstereo = value;
lfo.updateparams ();
break;
case 6:
setdepth (value);
break;
case 7:
setdelay (value);
break;
case 8:
setfb (value);
break;
case 9:
setlrcross (value);
break;
case 10:
if (value > 1)
value = 1;
Pflangemode = value;
break;
case 11:
if (value > 1)
value = 1;
Poutsub = value;
break;
case 12:
awesome_mode = value;
if(awesome_mode) {
outvolume = 0.0f;
ldelay->set_mix(((float)Pvolume/128.0f) );
rdelay->set_mix(((float)Pvolume/128.0f) );
} else outvolume = (float)Pvolume / 127.0f;
break;
};
};
void
Chorus::changepar (int npar, int value)
{
switch (npar)
{
case 0:
setvolume (value);
break;
case 1:
setpanning (value);
break;
case 2:
lfo.Pfreq = value;
lfo.updateparams ();
break;
case 3:
lfo.Prandomness = value;
lfo.updateparams ();
break;
case 4:
lfo.PLFOtype = value;
lfo.updateparams ();
break;
case 5:
lfo.Pstereo = value;
lfo.updateparams ();
break;
case 6:
setdepth (value);
break;
case 7:
setdelay (value);
break;
case 8:
setfb (value);
break;
case 9:
setlrcross (value);
break;
case 10:
if (value > 1)
value = 1;
Pflangemode = value;
break;
case 11:
if (value > 1)
value = 1;
Poutsub = value;
break;
};
};
void
Alienwah::changepar (int npar, int value)
{
switch (npar)
{
case 0:
setvolume (value);
break;
case 1:
setpanning (value);
break;
case 2:
lfo.Pfreq = value;
lfo.updateparams ();
break;
case 3:
lfo.Prandomness = value;
lfo.updateparams ();
break;
case 4:
lfo.PLFOtype = value;
lfo.updateparams ();
break;
case 5:
lfo.Pstereo = value;
lfo.updateparams ();
break;
case 6:
setdepth (value);
break;
case 7:
setfb (value);
break;
case 8:
setdelay (value);
break;
case 9:
setlrcross (value);
break;
case 10:
setphase (value);
break;
};
};
void JE_fadeColors( Palette fromColors, Palette toColors, unsigned int startColor, unsigned int numColors, int numSteps )
{
for (int s = 0; s <= numSteps; ++s)
{
setdelay(1);
for (unsigned int i = startColor; i <= startColor + numColors; ++i)
{
//long difference = toColors[i].r - fromColors[i].r;
//long each_step = difference / static_cast<long>(numSteps);
//double steps_so_far = each_step * s;
//palette[i].r = static_cast<Uint8>(steps_so_far) + fromColors[i].r;
//palette[i].r = (toColors[i].r - fromColors[i].r) / numSteps * s + fromColors[i].r;
palette[i].r = fromColors[i].r + (toColors[i].r - fromColors[i].r) * s / numSteps;
palette[i].g = fromColors[i].g + (toColors[i].g - fromColors[i].g) * s / numSteps;
palette[i].b = fromColors[i].b + (toColors[i].b - fromColors[i].b) * s / numSteps;
rgb_palette[i] = SDL_MapRGB(display_surface->format, palette[i].r, palette[i].g, palette[i].b);
yuv_palette[i] = rgb_to_yuv(palette[i]);
}
JE_showVGA();
wait_delay();
}
}
/* Text is an array of strings terminated by a NULL */
void scroller_sine( const struct about_text_type text[] )
{
bool ale = mt_rand() % 2;
int visible_lines = vga_height / LINE_HEIGHT + 1;
int current_line = -visible_lines;
int y = 0;
bool fade_in = true;
struct coin_type {
int x, y, vel, type, cur_frame;
bool backwards;
} coins[MAX_COINS];
struct {
int x, y, ay, vx, vy;
} beer[MAX_BEER];
if (ale)
{
memset(beer, 0, sizeof(beer));
} else {
for (int i = 0; i < MAX_COINS; i++)
{
coins[i].x = mt_rand() % (vga_width - 12);
coins[i].y = mt_rand() % (vga_height - 20 - 14);
coins[i].vel = (mt_rand() % 4) + 1;
coins[i].type = mt_rand() % COUNTOF(coin_defs);
coins[i].cur_frame = mt_rand() % coin_defs[coins[i].type].frame_count;
coins[i].backwards = false;
}
}
fade_black(10);
wait_noinput(true, true, true);
play_song(40); // BEER
while (!JE_anyButton())
{
setdelay(3);
JE_clr256(VGAScreen);
if (!ale)
{
for (int i = 0; i < MAX_COINS/2; i++)
{
struct coin_type *coin = &coins[i];
blit_sprite2(VGAScreen, coin->x, coin->y, eShapes5, coin_defs[coin->type].shape_num + coin->cur_frame);
}
}
for (int i = 0; i < visible_lines; i++)
{
if (current_line + i >= 0)
{
if (text[current_line + i].text == NULL)
{
break;
}
int line_x = VGAScreen->w / 2;
int line_y = i * LINE_HEIGHT - y;
// smooths edges on sine-wave text
if (text[i + current_line].effect & 0x20)
{
draw_font_hv(VGAScreen, line_x + 1, line_y, text[i + current_line].text, normal_font, centered, text[i + current_line].effect & 0x0f, -10);
draw_font_hv(VGAScreen, line_x - 1, line_y, text[i + current_line].text, normal_font, centered, text[i + current_line].effect & 0x0f, -10);
}
draw_font_hv(VGAScreen, line_x, line_y, text[i + current_line].text, normal_font, centered, text[i + current_line].effect & 0x0f, -4);
if (text[i + current_line].effect & 0x10)
{
for (int j = 0; j < LINE_HEIGHT; j++)
{
if (line_y + j >= 10 && line_y + j <= vga_height - 10)
{
int waver = sinf((((line_y + j) / 2) % 10) / 5.0f * M_PI) * 3;
memmove(&((Uint8 *)VGAScreen->pixels)[VGAScreen->pitch * (line_y + j) + waver],
&((Uint8 *)VGAScreen->pixels)[VGAScreen->pitch * (line_y + j)],
VGAScreen->pitch);
}
}
}
}
}
if (++y == LINE_HEIGHT)
{
y = 0;
if (current_line < 0 || text[current_line].text != NULL)
++current_line;
else
current_line = -visible_lines;
}
if (!ale)
{
for (int i = MAX_COINS/2; i < MAX_COINS; i++)
{
struct coin_type *coin = &coins[i];
blit_sprite2(VGAScreen, coin->x, coin->y, eShapes5, coin_defs[coin->type].shape_num + coin->cur_frame);
}
}
fill_rectangle_xy(VGAScreen, 0, 0, vga_width - 1, 14, 0);
fill_rectangle_xy(VGAScreen, 0, vga_height - 14, vga_width - 1, vga_height - 1, 0);
if (!ale)
{
for (int i = 0; i < MAX_COINS; i++)
{
struct coin_type *coin = &coins[i];
if (coin->backwards)
{
coin->cur_frame--;
} else {
coin->cur_frame++;
}
if (coin->cur_frame == coin_defs[coin->type].frame_count)
{
if (coin_defs[coin->type].reverse_anim)
{
coin->backwards = true;
coin->cur_frame -= 2;
} else {
coin->cur_frame = 0;
}
}
if (coin->cur_frame == -1)
{
coin->cur_frame = 1;
coin->backwards = false;
}
coin->y += coin->vel;
if (coin->y > vga_height - 14)
{
coin->x = mt_rand() % (vga_width - 12);
coin->y = 0;
coin->vel = (mt_rand() % 4) + 1;
coin->type = mt_rand() % COUNTOF(coin_defs);
coin->cur_frame = mt_rand() % coin_defs[coin->type].frame_count;
}
}
} else {
for (uint i = 0; i < COUNTOF(beer); i++)
{
while (beer[i].vx == 0)
{
beer[i].x = mt_rand() % (vga_width - 24);
beer[i].y = mt_rand() % (vga_height - 28 - 50);
beer[i].vx = (mt_rand() % 5) - 2;
}
beer[i].vy++;
if (beer[i].x + beer[i].vx > vga_width - 24 || beer[i].x + beer[i].vx < 0) // check if the beer hit the sides
{
beer[i].vx = -beer[i].vx;
}
beer[i].x += beer[i].vx;
if (beer[i].y + beer[i].vy > vga_height - 28) // check if the beer hit the bottom
{
if ((beer[i].vy) < 8) // make sure the beer bounces!
{
beer[i].vy += mt_rand() % 2;
} else if (beer[i].vy > 16) { // make sure the beer doesn't bounce too high
beer[i].vy = 16;
}
beer[i].vy = -beer[i].vy + (mt_rand() % 3 - 1);
beer[i].x += (beer[i].vx > 0 ? 1 : -1) * (i % 2 ? 1 : -1);
}
beer[i].y += beer[i].vy;
blit_sprite2x2(VGAScreen, beer[i].x, beer[i].y, eShapes5, BEER_SHAPE);
}
}
JE_showVGA();
if (fade_in)
{
fade_in = false;
fade_palette(colors, 10, 0, 255);
SDL_Color white = { 255, 255, 255 };
set_colors(white, 254, 254);
}
wait_delay();
}
fade_black(10);
}
void JE_jukeboxGo( void )
{
JE_boolean weirdMusic, weirdCurrent;
JE_byte weirdSpeed = 0;
char tempStr[64];
JE_byte lastSong;
JE_byte tempVolume;
JE_boolean youStopped, drawText, quit, fade;
weirdMusic = false;
weirdCurrent = true;
drawText = true;
fx = false;
fxNum = 1;
lastSong = currentJukeboxSong;
JE_fadeBlack(10);
SDL_FillRect(VGAScreenSeg, NULL, 0x0);
JE_showVGA();
JE_updateColorsFast(vga_palette); //JE_fadeColor(10);
JE_starlib_init();
quit = false;
fade = false;
repeatedFade = false;
tempVolume = tyrMusicVolume;
youStopped = false;
JE_wipeKey();
do
{
tempScreenSeg = VGAScreenSeg;
if (weirdMusic)
{
if (delaycount2() == 0)
{
setjasondelay2(weirdSpeed);
if (weirdCurrent)
{
JE_setVol(tempVolume / 2, fxVolume);
} else {
JE_setVol(tempVolume, fxVolume);
}
weirdCurrent = !weirdCurrent;
}
}
if (repeated && !repeatedFade)
{
fade = true;
repeatedFade = true;
}
if ( ( (repeated && !fade) || !playing) && !youStopped)
{
currentJukeboxSong = ( mt_rand() % MUSIC_NUM );
JE_playNewSong();
}
setdelay(1);
push_joysticks_as_keyboard();
service_SDL_events(true);
JE_starlib_main();
if (lastSong != currentJukeboxSong)
{
lastSong = currentJukeboxSong;
JE_bar(50, 190, 250, 198, 0);
}
if (drawText)
{
tempScreenSeg = VGAScreenSeg;
if (fx)
{
sprintf(tempStr, "%d %s", fxNum, soundTitle[fxNum - 1]);
JE_bar(50, 190, 250, 198, 0);
JE_outText(JE_fontCenter(tempStr, TINY_FONT), 190, tempStr, 1, 4);
} else {
sprintf(tempStr, "%d %s", currentJukeboxSong, musicTitle[currentJukeboxSong - 1]);
JE_outText(JE_fontCenter(tempStr, TINY_FONT), 190, tempStr, 1, 4);
}
tempScreenSeg = VGAScreenSeg;
JE_outText(JE_fontCenter("Press ESC to quit the jukebox.", TINY_FONT), 170, "Press ESC to quit the jukebox.", 1, 0);
tempScreenSeg = VGAScreenSeg;
JE_outText(JE_fontCenter("Arrow keys change the song being played.", TINY_FONT), 180, "Arrow keys change the song being played.", 1, 0);
}
JE_showVGA();
wait_delay();
if (fade)
{
if (volumeActive)
{
if (tempVolume > 5)
{
tempVolume -= 2;
JE_setVol(tempVolume, fxVolume);
} else {
fade = false;
}
}
else if (speed < 0xE000)
{
speed += 0x800;
} else {
speed = 0xE000;
fade = false;
}
JE_resetTimerInt();
JE_setTimerInt();
}
if (JE_mousePosition(&x, &y) > 0 || button[0])
{
quit = true;
JE_wipeKey();
}
if (newkey)
{
JE_newSpeed();
switch (lastkey_sym)
{
case SDLK_ESCAPE: /* quit jukebox */
case SDLK_q:
quit = true;
break;
case SDLK_r: /* restart song */
JE_jukebox_selectSong(1);
break;
case SDLK_n: /* toggle continuous play */
continuousPlay = !continuousPlay;
break;
case SDLK_v:
volumeActive = !volumeActive;
break;
case SDLK_t: /* No idea what this is doing -- possibly resetting to default speed? */
speed = 0x4300;
JE_resetTimerInt();
JE_setTimerInt();
break;
case SDLK_f:
fade = !fade;
break;
case SDLK_COMMA: /* dec sound effect */
fxNum = (fxNum - 1 < 1) ? SOUND_NUM + 9 : fxNum - 1;
break;
case SDLK_PERIOD: /* inc sound effect */
fxNum = (fxNum + 1 > SOUND_NUM + 9) ? 1 : fxNum + 1;
break;
case SDLK_SLASH: /* switch to sfx mode */
fx = !fx;
break;
case SDLK_SEMICOLON:
JE_playSampleNum(fxNum);
break;
case SDLK_RETURN:
currentJukeboxSong++;
JE_playNewSong();
youStopped = false;
break;
case SDLK_s:
JE_jukebox_selectSong(0);
youStopped = true;
break;
case SDLK_w:
if (!weirdMusic)
{
weirdMusic = true;
weirdSpeed = 10;
}
else if (weirdSpeed > 1)
{
weirdSpeed--;
}
else
{
weirdMusic = false;
if (!fade)
{
JE_setVol(tempVolume, fxVolume);
}
}
break;
case SDLK_SPACE:
drawText = !drawText;
if (!drawText)
{
JE_bar(30, 170, 270, 198, 0);
}
break;
case SDLK_LEFT:
case SDLK_UP:
currentJukeboxSong--;
JE_playNewSong();
youStopped = false;
break;
case SDLK_RIGHT:
case SDLK_DOWN:
currentJukeboxSong++;
JE_playNewSong();
youStopped = false;
break;
default:
break;
}
}
} while (!quit);
JE_updateColorsFast(black); //JE_fadeBlack(10);
JE_setVol(255, fxVolume);
}
void jukebox( void )
{
bool trigger_quit = false, // true when user wants to quit
quitting = false;
bool hide_text = false;
bool fade_looped_songs = true, fading_song = false;
bool stopped = false;
bool fx = false;
int fx_num = 0;
int palette_fade_steps = 15;
int diff[256][3];
init_step_fade_palette(diff, vga_palette, 0, 255);
JE_starlib_init();
int fade_volume = tyrMusicVolume;
for (; ; )
{
if (!stopped && !audio_disabled)
{
if (songlooped && fade_looped_songs)
fading_song = true;
if (fading_song)
{
if (fade_volume > 5)
{
fade_volume -= 2;
}
else
{
fade_volume = tyrMusicVolume;
fading_song = false;
}
set_volume(fade_volume, fxVolume);
}
if (!playing || (songlooped && fade_looped_songs && !fading_song))
play_song(mt_rand() % MUSIC_NUM);
}
setdelay(1);
SDL_FillRect(VGAScreenSeg, NULL, 0);
// starlib input needs to be rewritten
JE_starlib_main();
push_joysticks_as_keyboard();
service_SDL_events(true);
if (!hide_text)
{
char buffer[60];
if (fx)
snprintf(buffer, sizeof(buffer), "%d %s", fx_num + 1, soundTitle[fx_num]);
else
snprintf(buffer, sizeof(buffer), "%d %s", song_playing + 1, musicTitle[song_playing]);
const int x = VGAScreen->w / 2;
#ifdef ANDROID
draw_font_hv(VGAScreen, x, 170, "Press the Back button to quit the jukebox.", small_font, centered, 1, 0);
draw_font_hv(VGAScreen, x, 180, "Touch to change the song being played.", small_font, centered, 1, 0);
#else
draw_font_hv(VGAScreen, x, 170, "Press ESC to quit the jukebox.", small_font, centered, 1, 0);
draw_font_hv(VGAScreen, x, 180, "Arrow keys change the song being played.", small_font, centered, 1, 0);
#endif
draw_font_hv(VGAScreen, x, 190, buffer, small_font, centered, 1, 4);
}
if (palette_fade_steps > 0)
step_fade_palette(diff, palette_fade_steps--, 0, 255);
JE_showVGA();
wait_delay();
#ifdef ANDROID
if (mousedown)
{
wait_noinput(true, true, true);
newkey = true;
if (mouse_x < 160)
lastkey_sym = SDLK_LEFT;
else
lastkey_sym = SDLK_RIGHT;
}
#else
// quit on mouse click
Uint16 x, y;
if (JE_mousePosition(&x, &y) > 0)
trigger_quit = true;
#endif
if (newkey)
{
switch (lastkey_sym)
{
case SDLK_ESCAPE: // quit jukebox
case SDLK_q:
trigger_quit = true;
break;
case SDLK_SPACE:
hide_text = !hide_text;
break;
case SDLK_f:
fading_song = !fading_song;
break;
case SDLK_n:
fade_looped_songs = !fade_looped_songs;
break;
case SDLK_SLASH: // switch to sfx mode
fx = !fx;
break;
case SDLK_COMMA:
if (fx && --fx_num < 0)
fx_num = SAMPLE_COUNT - 1;
break;
case SDLK_PERIOD:
if (fx && ++fx_num >= SAMPLE_COUNT)
fx_num = 0;
break;
case SDLK_SEMICOLON:
if (fx)
JE_playSampleNum(fx_num + 1);
break;
case SDLK_LEFT:
case SDLK_UP:
case SDLK_LCTRL:
play_song((song_playing > 0 ? song_playing : MUSIC_NUM) - 1);
stopped = false;
break;
case SDLK_RETURN:
case SDLK_RIGHT:
case SDLK_DOWN:
case SDLK_LALT:
play_song((song_playing + 1) % MUSIC_NUM);
stopped = false;
break;
case SDLK_s: // stop song
stop_song();
stopped = true;
break;
case SDLK_r: // restart song
restart_song();
stopped = false;
break;
default:
break;
}
}
// user wants to quit, start fade-out
if (trigger_quit && !quitting)
{
palette_fade_steps = 15;
SDL_Color black = { 0, 0, 0 };
init_step_fade_solid(diff, black, 0, 255);
quitting = true;
}
// if fade-out finished, we can finally quit
if (quitting && palette_fade_steps == 0)
break;
}
set_volume(tyrMusicVolume, fxVolume);
}
