void sd_move_save(sd_writer *writer, sd_move *move) {
// Save animation
sd_animation_save(writer, move->animation);
// Save move footer
sd_write_buf(writer, move->unknown, 21);
sd_write_buf(writer, move->move_string, 21);
if (move->footer_string) {
uint16_t fs_size = strlen(move->footer_string);
sd_write_uword(writer, fs_size+1);
sd_write_buf(writer, move->footer_string, fs_size+1);
} else {
sd_write_uword(writer, 0); // no footer string, thus a length of 0
}
}
int sd_sounds_save(const sd_sound_file *sf, const char* filename) {
if(sf == NULL || filename == NULL) {
return SD_INVALID_INPUT;
}
sd_writer *w = sd_writer_open(filename);
if(!w) {
return SD_FILE_OPEN_ERROR;
}
// Write header. Zero start + data block start.
size_t s_offset = 4 * SD_SOUNDS_MAX + 4;
sd_write_udword(w, 0);
// First pass -- write offsets
size_t ptr = 0;
for(int i = 0; i < SD_SOUNDS_MAX; i++) {
sd_write_udword(w, ptr + s_offset);
ptr += sf->sounds[i].len;
}
// Second pass -- Write sounds
for(int i = 0; i < SD_SOUNDS_MAX; i++) {
sd_write_uword(w, sf->sounds[i].len);
if(sf->sounds[i].len > 0) {
sd_write_ubyte(w, sf->sounds[i].unknown);
sd_write_buf(w, sf->sounds[i].data, sf->sounds[i].len);
}
}
sd_writer_close(w);
return SD_SUCCESS;
}
int sd_sound_to_au(const sd_sound_file *sf, int num, const char *filename) {
if(sf == NULL || filename == NULL || num < 0 || num >= 299) {
return SD_INVALID_INPUT;
}
sd_writer *w = sd_writer_open(filename);
if(!w) {
return SD_FILE_OPEN_ERROR;
}
// Write AU header
sd_write_udword(w, 0x2e736e64); // Magic number (".snd")
sd_write_udword(w, 32); // Data start
sd_write_udword(w, 0xffffffff); // Data size
sd_write_udword(w, 2); // Type (8bit signed pcm), needs conversion from our unsigned
sd_write_udword(w, 8000); // Freq
sd_write_udword(w, 1); // Channels
// Annotation field (terminate with 0)
sd_write_buf(w, "omf2097", 7);
sd_write_ubyte(w, 0);
// Write data
int8_t sample = 0;
for(int i = 0; i < sf->sounds[num].len; i++) {
sample = sf->sounds[num].data[i] - 128;
sd_write_byte(w, sample);
}
// All done!
sd_writer_close(w);
return SD_SUCCESS;
}
void sd_animation_save(sd_writer *writer, sd_animation *ani) {
// Animation header
sd_write_word(writer, ani->start_x);
sd_write_word(writer, ani->start_y);
sd_write_buf(writer, ani->unknown_a, 4);
sd_write_uword(writer, ani->col_coord_count);
sd_write_ubyte(writer, ani->frame_count);
// collision table
uint32_t tmp;
for(int i = 0; i < ani->col_coord_count; i++) {
tmp = (ani->col_coord_table[i].y_ext & 0x3f);
tmp = tmp << 10;
tmp = (tmp | (ani->col_coord_table[i].y & 0x3ff));
tmp = tmp << 6;
tmp = (tmp | (ani->col_coord_table[i].x_ext & 0x3f));
tmp = tmp << 10;
tmp = (tmp | (ani->col_coord_table[i].x & 0x3ff));
sd_write_udword(writer, tmp);
}
// Animation string header
uint16_t a_size = strlen(ani->anim_string);
sd_write_uword(writer, a_size);
sd_write_buf(writer, ani->anim_string, a_size);
sd_write_ubyte(writer, 0);
// Extra animation strings
uint16_t s_size = 0;
sd_write_ubyte(writer, ani->extra_string_count);
for(int i = 0; i < ani->extra_string_count; i++) {
s_size = strlen(ani->extra_strings[i]);
sd_write_uword(writer, s_size);
sd_write_buf(writer, ani->extra_strings[i], s_size);
sd_write_ubyte(writer, 0);
}
// Sprites
for(int i = 0; i < ani->frame_count; i++) {
sd_sprite_save(writer, ani->sprites[i]);
}
}
int sd_sprite_save(sd_writer *w, const sd_sprite *sprite) {
if(w == NULL || sprite == NULL) {
return SD_INVALID_INPUT;
}
sd_write_uword(w, sprite->len);
sd_write_word(w, sprite->pos_x);
sd_write_word(w, sprite->pos_y);
sd_write_uword(w, sprite->width);
sd_write_uword(w, sprite->height);
sd_write_ubyte(w, sprite->index);
sd_write_ubyte(w, sprite->missing);
if(!sprite->missing) {
sd_write_buf(w, sprite->data, sprite->len);
}
return SD_SUCCESS;
}
int sd_af_save(const sd_af_file *af, const char* filename) {
int ret;
sd_writer *w;
if(!(w = sd_writer_open(filename))) {
return SD_FILE_OPEN_ERROR;
}
// Header
sd_write_uword(w, af->file_id);
sd_write_uword(w, af->exec_window);
sd_write_udword(w, (int)(af->endurance * 256));
sd_write_ubyte(w, af->unknown_b);
sd_write_uword(w, af->health);
sd_write_dword(w, (int)(af->forward_speed * 256));
sd_write_dword(w, (int)(af->reverse_speed * 256));
sd_write_dword(w, (int)(af->jump_speed * 256));
sd_write_dword(w, (int)(af->fall_speed * 256));
sd_write_ubyte(w, af->unknown_c);
sd_write_ubyte(w, af->unknown_d);
// Write animations
for(uint8_t i = 0; i < MAX_AF_MOVES; i++) {
if(af->moves[i] != NULL) {
sd_write_ubyte(w, i);
if((ret = sd_move_save(w, af->moves[i])) != SD_SUCCESS) {
sd_writer_close(w);
return ret;
}
}
}
// This marks the end of animations
sd_write_ubyte(w, 250);
// Soundtable
sd_write_buf(w, af->soundtable, 30);
// All done!
sd_writer_close(w);
return SD_SUCCESS;
}
int sd_tournament_save(const sd_tournament_file *trn, const char *filename) {
if(trn == NULL || filename == NULL) {
return SD_INVALID_INPUT;
}
sd_writer *w = sd_writer_open(filename);
if(!w) {
return SD_FILE_OPEN_ERROR;
}
// Header
sd_write_dword(w, trn->enemy_count);
sd_write_dword(w, 0); // Write this later!
sd_write_buf(w, trn->bk_name, 14);
sd_write_float(w, trn->winnings_multiplier);
sd_write_dword(w, trn->unknown_a);
sd_write_dword(w, trn->registration_fee);
sd_write_dword(w, trn->assumed_initial_value);
sd_write_dword(w, trn->tournament_id);
// Write null until offset 300
// Nothing of consequence here.
sd_write_fill(w, 0, 300 - sd_writer_pos(w));
// Write first offset
sd_write_udword(w, 1100);
// Write null until offset 1100
// Nothing of consequence here.
sd_write_fill(w, 0, 1100 - sd_writer_pos(w));
// Walk through the enemies list, and write
// offsets and blocks as we go
for(int i = 0; i < trn->enemy_count; i++) {
// Save pilot
sd_pilot_save(w, trn->enemies[i]);
// Update catalog
long c_pos = sd_writer_pos(w);
if (c_pos< 0) {
goto error;
}
if (sd_writer_seek_start(w, 300 + (i+1) * 4) < 0) {
goto error;
}
sd_write_udword(w, (uint32_t)c_pos);
if (sd_writer_seek_start(w, (uint32_t)c_pos) < 0) {
goto error;
}
}
// Write logos
for(int i = 0; i < MAX_TRN_LOCALES; i++) {
if(trn->locales[i] != NULL) {
sd_sprite_save(w, trn->locales[i]->logo);
} else {
sd_sprite s;
sd_sprite_create(&s);
sd_sprite_save(w, &s);
sd_sprite_free(&s);
}
}
// Save 40 colors
sd_palette_save_range(w, &trn->pal, 128, 40);
// Pic filename
sd_write_variable_str(w, trn->pic_file);
// Write tournament descriptions
for(int i = 0; i < MAX_TRN_LOCALES; i++) {
if(trn->locales[i] != NULL) {
sd_write_variable_str(w, trn->locales[i]->title);
sd_write_variable_str(w, trn->locales[i]->description);
} else {
sd_write_variable_str(w, "");
sd_write_variable_str(w, "");
}
}
// Let's write our current offset to the victory text offset position
long offset = sd_writer_pos(w);
if (offset < 0) {
goto error;
}
if (sd_writer_seek_start(w, 4) < 0) {
goto error;
}
sd_write_dword(w, (uint32_t)offset);
if (sd_writer_seek_start(w, offset) < 0) {
goto error;
}
// Write texts
for(int i = 0; i < MAX_TRN_LOCALES; i++) {
for(int har = 0; har < 11; har++) {
for(int page = 0; page < 10; page++) {
if(trn->locales[i] != NULL) {
sd_write_variable_str(w, trn->locales[i]->end_texts[har][page]);
} else {
sd_write_variable_str(w, "");
}
}
}
}
if (sd_writer_errno(w)) {
goto error;
}
// All done. Flush and close.
sd_writer_close(w);
return SD_SUCCESS;
error:
unlink(filename);
sd_writer_close(w);
return SD_FILE_WRITE_ERROR;
}
int sd_bk_save(const sd_bk_file *bk, const char* filename) {
long rpos = 0;
long opos = 0;
sd_writer *w;
int ret;
if(!(w = sd_writer_open(filename))) {
return SD_FILE_OPEN_ERROR;
}
// Write header
sd_write_udword(w, bk->file_id);
sd_write_ubyte(w, bk->unknown_a);
// Write background size. In practice, this is always 320x200.
// Still, let's take it srsly.
if(bk->background != NULL) {
sd_write_uword(w, bk->background->w);
sd_write_uword(w, bk->background->h);
} else {
sd_write_uword(w, 320);
sd_write_uword(w, 200);
}
// Write animations
for(uint8_t i = 0; i < MAX_BK_ANIMS; i++) {
if(bk->anims[i] != NULL) {
opos = sd_writer_pos(w); // remember where we need to fill in the blank
if (opos < 0) {
goto error;
}
sd_write_udword(w, 0); // write a 0 as a placeholder
sd_write_ubyte(w, i);
if((ret = sd_bk_anim_save(w, bk->anims[i])) != SD_SUCCESS) {
sd_writer_close(w);
return ret;
}
rpos = sd_writer_pos(w);
if (rpos < 0) {
goto error;
}
if (sd_writer_seek_start(w, opos) < 0) {
goto error;
}
sd_write_udword(w, rpos); // write the actual size
if (sd_writer_seek_start(w, rpos) < 0) {
goto error;
}
}
}
sd_write_udword(w, rpos);
sd_write_ubyte(w, MAX_BK_ANIMS+1); // indicate end of animations
// Write background image. If none exists, write black image.
if(bk->background != NULL) {
sd_write_buf(w, bk->background->data, bk->background->len);
} else {
sd_write_fill(w, 0, 64000);
}
// Write palettes
sd_write_ubyte(w, bk->palette_count);
for(uint8_t i = 0; i < bk->palette_count; i++) {
sd_palette_save(w, bk->palettes[i]);
}
// Write soundtable
sd_write_buf(w, bk->soundtable, 30);
if (sd_writer_errno(w)) {
goto error;
}
// All done, close writer
sd_writer_close(w);
return SD_SUCCESS;
error:
unlink(filename);
sd_writer_close(w);
return SD_FILE_WRITE_ERROR;
}