Apple-2-SW/dos33fsprogs
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make_sprite: work on optimizing masks

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This commit is contained in:
Vince Weaver 2024-08-27 14:35:14 -04:00
parent 2ca8929229
commit 62f066b46e
1 changed files with 23 additions and 6 deletions
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29
utils/hgr-utils/hgr_make_sprite.c
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@ -1,5 +1,5 @@
/* Grabs part of 280x192 8-bit PNG file with correct palette to */
/* Sprites suitable for Apple II HGR */
/* Grabs part of 280x192 8-bit PNG file with correct palette */
/* Makes "sprites" suitable for Apple II HGR */
#define VERSION "0.0.1"
@ -380,7 +380,7 @@ static unsigned char apple2_image[8192];
int main(int argc, char **argv) {
int xsize=0,ysize=0,error;
int printsize=0;
int printsize=0,mask_offset=0,total_bytes=0;
int c,x,y,z,color1;
unsigned char *image;
unsigned char byte1,byte2,colors[14];
@ -396,7 +396,7 @@ int main(int argc, char **argv) {
/* Parse command line arguments */
while ( (c=getopt(argc, argv, "hvdsl:") ) != -1) {
while ( (c=getopt(argc, argv, "hvdmsl:") ) != -1) {
switch(c) {
@ -412,6 +412,9 @@ int main(int argc, char **argv) {
case 's':
printsize=1;
break;
case 'm':
mask_offset=1;
break;
case 'l':
strncpy(label_string,optarg,BUFSIZ-1);
break;
@ -471,16 +474,30 @@ int main(int argc, char **argv) {
fprintf(stderr,"Warning! x1 should be a multiple of 7\n");
}
xs=(x2/7-x1/7);
if (!((x2%7==0)&&(x1%7==0))) xs++;
total_bytes=(xs*(y2-y1));
// if (printsize) total_bytes+=2;
// if (mask_offset) total_bytes+=2;
printf("; %d %d %d %d\n",x1,y1,x2,y2);
printf("; total bytes: %d\n",total_bytes);
printf("%s:\n",label_string);
if (printsize) {
xs=(x2/7-x1/7);
if (!((x2%7==0)&&(x1%7==0))) xs++;
printf("\t.byte $%02X,$%02X\n",
xs,y2-y1);
}
if (mask_offset) {
printf("\t.byte $%02X,$%02X\n",
total_bytes&0xff,
total_bytes>>8);
}
for(y=y1;y<y2;y++) {
printf("\t.byte ");
for(x=x1/7;x<=x2/7;x++) {