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Fix the pokemon animation tools.

Browse Source 
Fixed a lot of serious bugs. These tools were not functional.
Also added a --girafarig flag for a special case.
This commit is contained in:
yenatch 2017-05-28 23:22:10 -04:00
parent 853abd3aa3
commit 6cce673501
3 changed files with 120 additions and 60 deletions
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70
tools/pokemon_animation.c
View File

@ -29,8 +29,8 @@ struct Bitmasks {
void make_frames(struct Frames* frames, struct Bitmasks* bitmasks, char* tilemap_filename, char* dimensions_filename);
int bitmask_exists(struct Bitmask bitmask, struct Bitmasks bitmasks);
void print_frames();
int bitmask_exists(struct Bitmask *bitmask, struct Bitmasks *bitmasks);
void print_frames(struct Frames* frames);
void make_frames(struct Frames* frames, struct Bitmasks* bitmasks, char* tilemap_filename, char* dimensions_filename) {
@ -41,8 +41,6 @@ void make_frames(struct Frames* frames, struct Bitmasks* bitmasks, char* tilemap
int width;
int height;
uint8_t byte;
struct Frame* frame;
struct Bitmask* bitmask;
int frame_size;
int num_frames;
int i, j;
@ -77,33 +75,40 @@ void make_frames(struct Frames* frames, struct Bitmasks* bitmasks, char* tilemap
num_frames = size / frame_size - 1;
//fprintf(stderr, "num_frames: %d\n", num_frames);
bitmasks->bitmasks = malloc((sizeof (struct Bitmask*)) * num_frames);
bitmasks->bitmasks = malloc((sizeof (struct Bitmask)) * num_frames);
bitmasks->num_bitmasks = 0;
frames->frames = malloc((sizeof (struct Frame*)) * num_frames);
frames->frames = malloc((sizeof (struct Frame)) * num_frames);
frames->frame_size = frame_size;
frames->num_frames = 0;
uint8_t *first_frame = tilemap;
this_frame = tilemap + frame_size;
for (i = 0; i < num_frames; i++) {
frame = (struct Frame*)malloc(sizeof(struct Frame));
struct Frame *frame = (struct Frame*)malloc(sizeof(struct Frame));
frame->data = malloc(frame_size);
frame->size = 0;
bitmask = (struct Bitmask*)malloc(sizeof(struct Bitmask));
bitmask->data = malloc((frame_size + 7) / 8);
struct Bitmask *bitmask = (struct Bitmask*)malloc(sizeof(struct Bitmask));
bitmask->data = calloc((frame_size + 7) / 8, 1);
bitmask->bitlength = 0;
for (j = 0; j < frame_size; j++) {
if (this_frame[j] != tilemap[j]) {
if (bitmask->bitlength % 8 == 0) {
bitmask->data[bitmask->bitlength / 8] = 0;
}
bitmask->data[bitmask->bitlength / 8] >>= 1;
if (this_frame[j] != first_frame[j]) {
frame->data[frame->size] = this_frame[j];
frame->size++;
bitmask->data[bitmask->bitlength / 8] |= 1;
bitmask->data[bitmask->bitlength / 8] |= (1 << 7);
}
bitmask->bitlength++;
if (bitmask->bitlength % 8 != 0) {
bitmask->data[bitmask->bitlength / 8] <<= 1;
}
}
frame->bitmask = bitmask_exists(*bitmask, *bitmasks);
// I don't remember exactly why this works.
// I think it was that the bits are read backwards, but not indexed backwards.
int last = bitmask->bitlength - 1;
bitmask->data[last / 8] >>= (7 - (last % 8));
frame->bitmask = bitmask_exists(bitmask, bitmasks);
if (frame->bitmask == -1) {
frame->bitmask = bitmasks->num_bitmasks;
bitmasks->bitmasks[bitmasks->num_bitmasks] = *bitmask;
@ -135,20 +140,22 @@ void make_frames(struct Frames* frames, struct Bitmasks* bitmasks, char* tilemap
free(tilemap);
}
int bitmask_exists(struct Bitmask bitmask, struct Bitmasks bitmasks) {
int bitmask_exists(struct Bitmask *bitmask, struct Bitmasks *bitmasks) {
int i, j;
struct Bitmask existing;
for (i = 0; i < bitmasks.num_bitmasks; i++) {
existing = bitmasks.bitmasks[i];
if (bitmask.bitlength != existing.bitlength) {
for (i = 0; i < bitmasks->num_bitmasks; i++) {
existing = bitmasks->bitmasks[i];
if (bitmask->bitlength != existing.bitlength) {
continue;
}
for (j = 0; j < (bitmask.bitlength + 7) / 8; j++) {
if (bitmask.data[j] != existing.data[j]) {
bool match = true;
for (j = 0; j < (bitmask->bitlength + 7) / 8; j++) {
if (bitmask->data[j] != existing.data[j]) {
match = false;
break;
}
}
if (j == (bitmask.bitlength + 7) / 8) {
if (match) {
return i;
}
}
@ -158,18 +165,23 @@ int bitmask_exists(struct Bitmask bitmask, struct Bitmasks bitmasks) {
void print_frames(struct Frames* frames) {
int i;
int j;
struct Frame frame;
for (i = 0; i < frames->num_frames; i++) {
printf("\tdw .frame%d\n", i + 1);
}
for (i = 0; i < frames->num_frames; i++) {
frame = frames->frames[i];
struct Frame *frame = &frames->frames[i];
printf(".frame%d\n", i + 1);
printf("\tdb %d\n", frame.bitmask);
if (frame.size > 0) {
printf("\tdb %d", frame.data[0]);
for (j = 1; j < frame.size; j++) {
printf(", %d", frame.data[j]);
printf("\tdb $%02x ; bitmask\n", frame->bitmask);
if (frame->size > 0) {
for (j = 0; j < frame->size; j++) {
if (j % 12 == 0) {
if (j) {
printf("\n");
}
printf("\tdb $%02x", frame->data[j]);
} else {
printf(", $%02x", frame->data[j]);
}
}
printf("\n");
}

106
tools/pokemon_animation_graphics.c
View File

@ -2,12 +2,21 @@
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <stdbool.h>
#include <getopt.h>
static void usage(void) {
printf("Usage: pokemon_animation_graphics [-o outfile] [-t mapfile] 2bpp_file dimensions_file\n");
exit(1);
}
struct Options {
int girafarig;
};
struct Options Options = {0};
struct Tilemap {
uint8_t* data;
int size;
@ -32,16 +41,25 @@ void transpose_tiles(uint8_t* tiles, int width, int size, int tile_size) {
free(new_tiles);
}
int get_tile_index(uint8_t* tile, uint8_t* tiles, int num_tiles) {
int i;
int j;
for (i = 0; i < num_tiles; i++) {
for (j = 0; j < 16; j++) {
if (tile[j] != tiles[16 * i + j]) {
break;
}
bool compare_tile(uint8_t *tile, uint8_t *other) {
for (int j = 0; j < 16; j++) {
if (tile[j] != other[j]) {
return false;
}
if (j == 16) {
}
return true;
}
int get_tile_index(uint8_t* tile, uint8_t* tiles, int num_tiles, int preferred_tile_id) {
if (preferred_tile_id >= 0 && preferred_tile_id < num_tiles) {
uint8_t *other = &tiles[preferred_tile_id * 16];
if (compare_tile(tile, other)) {
return preferred_tile_id;
}
}
for (int i = 0; i < num_tiles; i++) {
uint8_t *other = &tiles[i * 16];
if (compare_tile(tile, other)) {
return i;
}
}
@ -88,33 +106,46 @@ void create_tilemap(struct Tilemap* tilemap, struct Graphic* graphic, char* grap
// so fill it unconditionally and start from the second frame
int num_tiles = width * height;
int tilemap_size = graphics_size / tile_size;
tilemap->data = malloc(tilemap_size);
tilemap->data = malloc(tilemap_size * 2);
for (i = 0; i < num_tiles; i++) {
tilemap->data[tilemap->size] = i;
tilemap->size++;
}
for (i = num_tiles; i < tilemap_size; i++) {
tile = get_tile_index(graphics + i * tile_size, graphics, i);
if (tile == -1) {
tilemap->data[tilemap->size] = num_tiles;
tilemap->size++;
num_tiles++;
int preferred = i % num_tiles_per_frame;
int index = get_tile_index(graphics + i * tile_size, graphics, i, preferred);
if (Options.girafarig && index == 0) {
tile = num_tiles;
} else if (index == -1) {
tile = num_tiles++;
} else {
tilemap->data[tilemap->size] = tile;
tilemap->size++;
tile = tilemap->data[index];
}
tilemap->data[tilemap->size] = tile;
tilemap->size++;
}
graphic->data = malloc(tilemap->size * 16);
int graphic_size = tilemap->size * 16;
if (Options.girafarig) {
// This is probably not needed, but just in case...
graphic_size += 16;
}
graphic->data = malloc(graphic_size);
graphic->size = 16 * width * height;
memcpy(graphic->data, graphics, graphic->size);
for (i = width * height; i < tilemap->size; i++) {
tile = get_tile_index(graphics + 16 * i, graphic->data, graphic->size / 16);
tile = get_tile_index(graphics + 16 * i, graphic->data, graphic->size / 16, i % num_tiles_per_frame);
if (tile == -1) {
memcpy(graphic->data + graphic->size, graphics + 16 * i, 16);
graphic->size += 16;
}
}
if (Options.girafarig) {
// Add a duplicate of tile 0 to the end.
memcpy(graphic->data + graphic->size, graphics, 16);
graphic->size += 16;
}
free(graphics);
}
@ -123,8 +154,8 @@ int main(int argc, char* argv[]) {
int opt;
char* dimensions_filename;
char* graphics_filename;
char* outfile;
char* mapfile;
char* outfile = NULL;
char* mapfile = NULL;
FILE* f;
long size;
uint8_t bytes[1];
@ -133,17 +164,30 @@ int main(int argc, char* argv[]) {
struct Graphic graphic = {0};
struct Tilemap tilemap = {0};
while ((opt = getopt(argc, argv, "o:t:")) != -1) {
while (1) {
struct option long_options[] = {
{"girafarig", no_argument, &Options.girafarig, 1},
{"tilemap", required_argument, 0, 't'},
{"output", required_argument, 0, 'o'},
{0}
};
int long_option_index = 0;
int opt = getopt_long(argc, argv, "o:t:", long_options, &long_option_index);
if (opt == -1) {
break;
}
switch (opt) {
case 'o':
outfile = optarg;
break;
case 't':
mapfile = optarg;
break;
default:
usage();
break;
case 0:
break;
case 'o':
outfile = optarg;
break;
case 't':
mapfile = optarg;
break;
default:
usage();
break;
}
}
argc -= optind;

4
tools/scan_includes.c
View File

@ -105,6 +105,10 @@ void get_args(int argc, char *argv[]) {
case 'h':
Options.help = true;
break;
default:
usage();
exit(1);
break;
}
}
}