Apple-2-SW/tb1
1
0
Fork 0
mirror of https://github.com/deater/tb1.git synced 2025-01-02 22:31:47 +00:00
Code Issues Projects Releases Wiki Activity

snes: pcx_to_tiles_4bpp

Browse Source 
clean up code, add command line argument for label name
This commit is contained in:
Vince Weaver 2013-01-21 13:12:53 -05:00
parent 2687dfe6a2
commit 8e77643bb4
2 changed files with 36 additions and 57 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

0
tb_snes/graphics/sprites_pal0.pcx → tb_snes/graphics/level1_pal0.pcx
View File

93
tb_snes/tools/pcx_to_tiles_4bpp.c
View File

@ -7,22 +7,24 @@
#include <sys/stat.h> /* for file modes */ #include <sys/stat.h> /* for file modes */
#include <stdlib.h> /* exit() */ #include <stdlib.h> /* exit() */
char label_prefix[BUFSIZ]="tile";
/* Convert to 15-bpp bgr */ /* Convert to 15-bpp bgr */
int rgb2bgr(int r,int g, int b) { static int rgb2bgr(int r,int g, int b) {
int r2,g2,b2,bgr; int r2,g2,b2,bgr;
r2=(r>>3)&0x1f; r2=(r>>3)&0x1f;
g2=(g>>3)&0x1f; g2=(g>>3)&0x1f;
b2=(b>>3)&0x1f; b2=(b>>3)&0x1f;
bgr=(b2<<10)|(g2<<5)|r2; bgr=(b2<<10)|(g2<<5)|r2;
return bgr; return bgr;
} }
int vmwLoadPCX(int pcx_fd) { static int vmwLoadPCX(int pcx_fd) {
int debug=1,bpp; int debug=1,bpp;
int x,y; int x,y;
int i,numacross,planes=0; int i,numacross,planes=0;
@ -30,36 +32,28 @@ int vmwLoadPCX(int pcx_fd) {
int xmin,ymin,xmax,ymax,version; int xmin,ymin,xmax,ymax,version;
unsigned char pcx_header[128]; unsigned char pcx_header[128];
unsigned char temp_byte; unsigned char temp_byte;
/* Open the file */
// pcx_fd=open(filename,O_RDONLY);
//if (pcx_fd<0) {
// printf("ERROR! File \"%s\" not found!\n",filename);
// return -1;
// }
/*************** DECODE THE HEADER *************************/ /*************** DECODE THE HEADER *************************/
// lseek(pcx_fd,0,SEEK_SET); // lseek(pcx_fd,0,SEEK_SET);
read(pcx_fd,&pcx_header,128); read(pcx_fd,&pcx_header,128);
xmin=(pcx_header[5]<<8)+pcx_header[4]; xmin=(pcx_header[5]<<8)+pcx_header[4];
ymin=(pcx_header[7]<<8)+pcx_header[6]; ymin=(pcx_header[7]<<8)+pcx_header[6];
xmax=(pcx_header[9]<<8)+pcx_header[8]; xmax=(pcx_header[9]<<8)+pcx_header[8];
ymax=(pcx_header[11]<<8)+pcx_header[10]; ymax=(pcx_header[11]<<8)+pcx_header[10];
version=pcx_header[1]; version=pcx_header[1];
bpp=pcx_header[3]; bpp=pcx_header[3];
if (debug) { if (debug) {
fprintf(stderr,"Manufacturer: "); fprintf(stderr,"Manufacturer: ");
if (pcx_header[0]==10) fprintf(stderr,"Zsoft\n"); if (pcx_header[0]==10) fprintf(stderr,"Zsoft\n");
else fprintf(stderr,"Unknown %i\n",pcx_header[0]); else fprintf(stderr,"Unknown %i\n",pcx_header[0]);
fprintf(stderr,"Version: "); fprintf(stderr,"Version: ");
switch(version) { switch(version) {
@ -73,19 +67,19 @@ int vmwLoadPCX(int pcx_fd) {
fprintf(stderr,"Encoding: "); fprintf(stderr,"Encoding: ");
if (pcx_header[2]==1) fprintf(stderr,"RLE\n"); if (pcx_header[2]==1) fprintf(stderr,"RLE\n");
else fprintf(stderr,"Unknown %i\n",pcx_header[2]); else fprintf(stderr,"Unknown %i\n",pcx_header[2]);
fprintf(stderr,"BitsPerPixelPerPlane: %i\n",bpp); fprintf(stderr,"BitsPerPixelPerPlane: %i\n",bpp);
fprintf(stderr,"File goes from %i,%i to %i,%i\n",xmin,ymin,xmax,ymax); fprintf(stderr,"File goes from %i,%i to %i,%i\n",xmin,ymin,xmax,ymax);
fprintf(stderr,"Horizontal DPI: %i\n",(pcx_header[13]<<8)+pcx_header[12]); fprintf(stderr,"Horizontal DPI: %i\n",(pcx_header[13]<<8)+pcx_header[12]);
fprintf(stderr,"Vertical DPI: %i\n",(pcx_header[15]<<8)+pcx_header[14]); fprintf(stderr,"Vertical DPI: %i\n",(pcx_header[15]<<8)+pcx_header[14]);
fprintf(stderr,"Number of colored planes: %i\n",pcx_header[65]); fprintf(stderr,"Number of colored planes: %i\n",pcx_header[65]);
fprintf(stderr,"Bytes per line: %i\n",(pcx_header[67]<<8)+pcx_header[66]); fprintf(stderr,"Bytes per line: %i\n",(pcx_header[67]<<8)+pcx_header[66]);
fprintf(stderr,"Palette Type: %i\n",(pcx_header[69]<<8)+pcx_header[68]); fprintf(stderr,"Palette Type: %i\n",(pcx_header[69]<<8)+pcx_header[68]);
fprintf(stderr,"Hscreen Size: %i\n",(pcx_header[71]<<8)+pcx_header[70]); fprintf(stderr,"Hscreen Size: %i\n",(pcx_header[71]<<8)+pcx_header[70]);
fprintf(stderr,"Vscreen Size: %i\n",(pcx_header[73]<<8)+pcx_header[72]); fprintf(stderr,"Vscreen Size: %i\n",(pcx_header[73]<<8)+pcx_header[72]);
} }
planes=pcx_header[65]; planes=pcx_header[65];
@ -97,15 +91,15 @@ int vmwLoadPCX(int pcx_fd) {
ysize=((ymax-ymin)+1); ysize=((ymax-ymin)+1);
char *output; char *output;
output=calloc((xsize*ysize),sizeof(unsigned int)); output=calloc((xsize*ysize),sizeof(unsigned int));
if (output==NULL) return -1; if (output==NULL) return -1;
x=0; y=0; x=0; y=0;
while(y<ysize) { while(y<ysize) {
for(plane=0;plane<planes;plane++) { for(plane=0;plane<planes;plane++) {
x=0; x=0;
while (x<xsize) { while (x<xsize) {
read(pcx_fd,&temp_byte,1); read(pcx_fd,&temp_byte,1);
if (0xc0 == (temp_byte&0xc0)) { if (0xc0 == (temp_byte&0xc0)) {
@ -131,30 +125,30 @@ int vmwLoadPCX(int pcx_fd) {
} }
#define X_CHUNKSIZE 8 #define X_CHUNKSIZE 8
#define Y_CHUNKSIZE 8 #define Y_CHUNKSIZE 8
unsigned int plane0,plane1,plane2,plane3,offset; unsigned int plane0,plane1,plane2,plane3,offset;
printf("tile_data:\n"); printf("%s_data:\n",label_prefix);
int ychunk,xchunk; int ychunk,xchunk;
for(ychunk=0;ychunk<ysize/Y_CHUNKSIZE;ychunk++) { for(ychunk=0;ychunk<ysize/Y_CHUNKSIZE;ychunk++) {
for(xchunk=0;xchunk<xsize/X_CHUNKSIZE;xchunk++) { for(xchunk=0;xchunk<xsize/X_CHUNKSIZE;xchunk++) {
printf("\t; Tile %d %d, Plane 0 Plane 1\n",xchunk,ychunk); printf("\t; Tile %d %d, Plane 0 Plane 1\n",xchunk,ychunk);
for(y=0;y<Y_CHUNKSIZE;y++){ for(y=0;y<Y_CHUNKSIZE;y++){
plane0=0;plane1=0; plane0=0;plane1=0;
for(x=0;x<X_CHUNKSIZE;x++) { for(x=0;x<X_CHUNKSIZE;x++) {
plane0<<=1; plane0<<=1;
plane1<<=1; plane1<<=1;
offset=((ychunk*Y_CHUNKSIZE+y)*xsize)+(xchunk*X_CHUNKSIZE)+x; offset=((ychunk*Y_CHUNKSIZE+y)*xsize)+(xchunk*X_CHUNKSIZE)+x;
plane0|=(output[offset])&1; plane0|=(output[offset])&1;
plane1|=(((output[offset])&2)>>1); plane1|=(((output[offset])&2)>>1);
} }
printf("\t.word $%02x%02x\n",plane1,plane0); printf("\t.word $%02x%02x\n",plane1,plane0);
} }
printf("\t; Plane 2 Plane 3\n"); printf("\t; Plane 2 Plane 3\n");
for(y=0;y<Y_CHUNKSIZE;y++){ for(y=0;y<Y_CHUNKSIZE;y++){
plane2=0;plane3=0; plane2=0;plane3=0;
@ -170,14 +164,8 @@ int vmwLoadPCX(int pcx_fd) {
} }
} }
} }
// for(i=0;i<1008;i++) { printf("%s_palette:\n",label_prefix);
// printf("\t.word $ffff\n");
// }
printf("tile_palette:\n");
/* read in palette */ /* read in palette */
read(pcx_fd,&temp_byte,1); read(pcx_fd,&temp_byte,1);
@ -185,8 +173,8 @@ int vmwLoadPCX(int pcx_fd) {
printf("Error! No palette found!\n"); printf("Error! No palette found!\n");
} }
else { else {
int r,g,b; int r,g,b;
for(i=0;i<16;i++) { for(i=0;i<16;i++) {
read(pcx_fd,&temp_byte,1); read(pcx_fd,&temp_byte,1);
r=temp_byte; r=temp_byte;
read(pcx_fd,&temp_byte,1); read(pcx_fd,&temp_byte,1);
@ -196,7 +184,7 @@ int vmwLoadPCX(int pcx_fd) {
printf("\t.word $%x\t; r=%x g=%x b=%x\n",rgb2bgr(r,g,b),r,g,b); printf("\t.word $%x\t; r=%x g=%x b=%x\n",rgb2bgr(r,g,b),r,g,b);
} }
} }
// close(pcx_fd); // close(pcx_fd);
return 0; return 0;
@ -204,25 +192,16 @@ int vmwLoadPCX(int pcx_fd) {
int main(int argc, char **argv) { int main(int argc, char **argv) {
int result;//,x,y; int result;
// FILE *fff;
//char filename[]="butterfinger.pcx";
/* read from stdin */ /* read from stdin */
result=vmwLoadPCX(fileno(stdin)); result=vmwLoadPCX(fileno(stdin));
if (result<0) { if (result<0) {
fprintf(stderr,"Error reading PCX from stdin\n"); fprintf(stderr,"Error reading PCX from stdin\n");
exit(1); exit(1);
} }
// fff=fopen("input.bin","w");
//if (fff==NULL) exit(1);
// fwrite(buffer,sizeof(unsigned int),buffer[0]*buffer[1]+2,stdout);
return 0; return 0;
} }