mirror of https://github.com/0intro/conterm
80 lines
1.4 KiB
C
80 lines
1.4 KiB
C
#include <u.h>
|
|
#include <libc.h>
|
|
#include <draw.h>
|
|
#include <memdraw.h>
|
|
|
|
/*
|
|
struct Memcmap
|
|
{
|
|
uchar cmap2rgb[3*256];
|
|
uchar rgb2cmap[16*16*16];
|
|
};
|
|
*/
|
|
|
|
static Memcmap*
|
|
mkcmap(void)
|
|
{
|
|
static Memcmap def;
|
|
|
|
int i, rgb, r, g, b;
|
|
|
|
for(i=0; i<256; i++){
|
|
rgb = cmap2rgb(i);
|
|
r = (rgb>>16)&0xff;
|
|
g = (rgb>>8)&0xff;
|
|
b = rgb&0xff;
|
|
def.cmap2rgb[3*i] = r;
|
|
def.cmap2rgb[3*i+1] = g;
|
|
def.cmap2rgb[3*i+2] = b;
|
|
}
|
|
|
|
for(r=0; r<16; r++)
|
|
for(g=0; g<16; g++)
|
|
for(b=0; b<16; b++)
|
|
def.rgb2cmap[r*16*16+g*16+b] = rgb2cmap(r*0x11, g*0x11, b*0x11);
|
|
return &def;
|
|
}
|
|
|
|
void
|
|
main(int argc, char **argv)
|
|
{
|
|
Memcmap *c;
|
|
int i, j, inferno;
|
|
|
|
inferno = 0;
|
|
ARGBEGIN{
|
|
case 'i':
|
|
inferno = 1;
|
|
}ARGEND
|
|
|
|
memimageinit();
|
|
c = mkcmap();
|
|
if(!inferno)
|
|
print("#include <u.h>\n#include <libc.h>\n");
|
|
else
|
|
print("#include \"lib9.h\"\n");
|
|
print("#include <draw.h>\n");
|
|
print("#include <memdraw.h>\n\n");
|
|
print("static Memcmap def = {\n");
|
|
print("/* cmap2rgb */ {\n");
|
|
for(i=0; i<sizeof(c->cmap2rgb); ){
|
|
print("\t");
|
|
for(j=0; j<16; j++, i++)
|
|
print("0x%2.2ux,", c->cmap2rgb[i]);
|
|
print("\n");
|
|
}
|
|
print("},\n");
|
|
print("/* rgb2cmap */ {\n");
|
|
for(i=0; i<sizeof(c->rgb2cmap);){
|
|
print("\t");
|
|
for(j=0; j<16; j++, i++)
|
|
print("0x%2.2ux,", c->rgb2cmap[i]);
|
|
print("\n");
|
|
}
|
|
print("}\n");
|
|
print("};\n");
|
|
print("Memcmap *memdefcmap = &def;\n");
|
|
print("void _memmkcmap(void){}\n");
|
|
exits(0);
|
|
}
|