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make_pal: update with more colors 

not sure if really useful
This commit is contained in:
Vince Weaver 2024-03-16 01:08:57 -04:00
parent 1866d19a53
commit 2e11fcb13a
5 changed files with 216 additions and 53 deletions
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15
graphics/hgr_gimp_palette/Makefile Normal file
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@ -0,0 +1,15 @@
CC = gcc
CFLAGS = -O2 -Wall -g
LFLAGS = -lm
all: make_pal
make_pal: make_pal.o
$(CC) -o make_pal make_pal.o $(LFLAGS)
make_pal.o: make_pal.c
$(CC) $(CFLAGS) -c make_pal.c
clean:
rm -f *~ *.o make_pal

201
graphics/hgr_gimp_palette/make_pal.c Normal file
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@ -0,0 +1,201 @@
#include <stdio.h>
#include <math.h>
#include <stdint.h>
static int gradient[9][16]={
{0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0},
{1,0,1,0, 0,0,0,0, 0,1,0,1, 0,0,0,0},
{1,0,1,0, 0,1,0,1, 1,0,1,0, 0,1,0,1},
{0,1,0,1, 1,1,1,1, 1,0,1,0, 1,1,1,1},
{1,1,1,1, 1,1,1,1, 1,1,1,1, 1,1,1,1},
{2,1,2,1, 1,1,1,1, 1,2,1,2, 1,1,1,1},
{2,1,2,1, 2,1,2,1, 2,1,2,1, 2,1,2,1},
{1,2,1,2, 2,2,2,2, 2,1,2,1, 2,2,2,2},
{2,2,2,2, 2,2,2,2, 2,2,2,2, 2,2,2,2},
};
/* Note, this isn't the actual numbering used on Apple II */
#define COLOR_BLACK 0
#define COLOR_GREEN 1
#define COLOR_PURPLE 2
#define COLOR_ORANGE 3
#define COLOR_BLUE 4
#define COLOR_WHITE 5
static int pal_rgb[6][3]={
{0x00,0x00,0x00}, // black
{0x1b,0xcb,0x01}, // green
{0xe4,0x34,0xfe}, // purple
{0xcd,0x5b,0x01}, // orange
{0x1b,0x9a,0xfe}, // blue
{0x00,0x00,0x00}, // white
};
static char qualifiers[9][32]={
"",
"Darkest",
"Dark",
"LightDark",
"",
"Darklight",
"Light",
"Lightest"
"",
};
static int do_gradient(char *name,uint32_t cr, uint32_t cg, uint32_t cb) {
int c,x;
int r,g,b;
for(x=1;x<8;x++) {
r=0;
g=0;
b=0;
for(c=0;c<16;c++) {
if (gradient[x][c]==0) {
}
if (gradient[x][c]==1) {
r=r+2*(cr*cr);
g=g+2*(cg*cg);
b=b+2*(cb*cb);
}
if (gradient[x][c]==2) {
r=r+2*(0xff*0xff);
g=g+2*(0xff*0xff);
b=b+2*(0xff*0xff);
}
}
printf("%4d %4d %4d ",
(int)sqrt(r/32.0),
(int)sqrt(g/32.0),
(int)sqrt(b/32.0));
if (qualifiers[x][0]) printf("%s ",qualifiers[x]);
printf("%s\n",name);
}
return 0;
}
static int do_stripe(char *name,uint32_t cr1, uint32_t cg1, uint32_t cb1,
uint32_t cr2, uint32_t cg2, uint32_t cb2) {
int r,g,b;
r=0;
g=0;
b=0;
r=r+2*(cr1*cr1);
g=g+2*(cg1*cg1);
b=b+2*(cb1*cb1);
r=r+2*(cr2*cr2);
g=g+2*(cg2*cg2);
b=b+2*(cb2*cb2);
printf("%4d %4d %4d ",
(int)sqrt(r/4.0),
(int)sqrt(g/4.0),
(int)sqrt(b/4.0));
printf("%s\n",name);
return 0;
}
int main(int argc, char **argv) {
printf("GIMP Palette\n");
printf("Name: Hires Gradient Total\n");
printf("Columns: 7\n");
printf("#\n");
do_gradient("Orange",pal_rgb[COLOR_ORANGE][0],
pal_rgb[COLOR_ORANGE][1],
pal_rgb[COLOR_ORANGE][2]);
do_gradient("Blue",pal_rgb[COLOR_BLUE][0],
pal_rgb[COLOR_BLUE][1],
pal_rgb[COLOR_BLUE][2]);
do_gradient("Purple",
pal_rgb[COLOR_PURPLE][0],
pal_rgb[COLOR_PURPLE][1],
pal_rgb[COLOR_PURPLE][2]);
do_gradient("Green",
pal_rgb[COLOR_GREEN][0],
pal_rgb[COLOR_GREEN][1],
pal_rgb[COLOR_GREEN][2]);
do_gradient("Grey",
pal_rgb[COLOR_WHITE][0],
pal_rgb[COLOR_WHITE][1],
pal_rgb[COLOR_WHITE][2]);
do_stripe("PurpleGreen",
pal_rgb[COLOR_GREEN][0],
pal_rgb[COLOR_GREEN][1],
pal_rgb[COLOR_GREEN][2],
pal_rgb[COLOR_PURPLE][0],
pal_rgb[COLOR_PURPLE][1],
pal_rgb[COLOR_PURPLE][2]);
do_stripe("OrangeGreen",
pal_rgb[COLOR_GREEN][0],
pal_rgb[COLOR_GREEN][1],
pal_rgb[COLOR_GREEN][2],
pal_rgb[COLOR_ORANGE][0],
pal_rgb[COLOR_ORANGE][1],
pal_rgb[COLOR_ORANGE][2]);
do_stripe("BlueGreen",
pal_rgb[COLOR_GREEN][0],
pal_rgb[COLOR_GREEN][1],
pal_rgb[COLOR_GREEN][2],
pal_rgb[COLOR_BLUE][0],
pal_rgb[COLOR_BLUE][1],
pal_rgb[COLOR_BLUE][2]);
do_stripe("PurpleBlue",
pal_rgb[COLOR_PURPLE][0],
pal_rgb[COLOR_PURPLE][1],
pal_rgb[COLOR_PURPLE][2],
pal_rgb[COLOR_BLUE][0],
pal_rgb[COLOR_BLUE][1],
pal_rgb[COLOR_BLUE][2]);
do_stripe("OrangeBlue",
pal_rgb[COLOR_ORANGE][0],
pal_rgb[COLOR_ORANGE][1],
pal_rgb[COLOR_ORANGE][2],
pal_rgb[COLOR_BLUE][0],
pal_rgb[COLOR_BLUE][1],
pal_rgb[COLOR_BLUE][2]);
/* hard-code black and white */
printf("%4d %4d %4d Black\n",0,0,0);
printf("%4d %4d %4d White\n",255,255,255);
return 0;
}
/*
114 26 127 Darkest Green
161 36 179 Dark Green
197 45 219 LightDark Green
228 52 254 Green
235 135 254 Darklight Green
241 184 254 Light Green
248 222 254 Lightest Green
13 101 0 Darkest Purple
19 143 0 Dark Purple
23 175 0 Lightdark Purple
27 203 1 Purple
129 217 127 Darklight Purple
181 230 180 Light Purple
221 243 220 Lightest Purple
*/

0
graphics/hgr_viewer/palette/orange_blue.gpl → graphics/hgr_gimp_palette/orange_blue.gpl
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0
graphics/hgr_viewer/palette/orange_blue_half.gpl → graphics/hgr_gimp_palette/orange_blue_half.gpl
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53
graphics/hgr_viewer/palette/make_pal.c
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@ -1,53 +0,0 @@
#include <stdio.h>
#include <math.h>
static int gradient[9][16]={
{0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0},
{1,0,1,0, 0,0,0,0, 0,1,0,1, 0,0,0,0},
{1,0,1,0, 0,1,0,1, 1,0,1,0, 0,1,0,1},
{0,1,0,1, 1,1,1,1, 1,0,1,0, 1,1,1,1},
{1,1,1,1, 1,1,1,1, 1,1,1,1, 1,1,1,1},
{2,1,2,1, 1,1,1,1, 1,2,1,2, 1,1,1,1},
{2,1,2,1, 2,1,2,1, 2,1,2,1, 2,1,2,1},
{1,2,1,2, 2,2,2,2, 2,1,2,1, 2,2,2,2},
{2,2,2,2, 2,2,2,2, 2,2,2,2, 2,2,2,2},
};
static int pal_rgb[6][3]={
{0x00,0x00,0x00}, // black
{0x1b,0xcb,0x01}, // green
{0xe4,0x34,0xfe}, // purple
{0xcd,0x5b,0x01}, // orange
{0x1b,0x9a,0xfe}, // blue
{0x00,0x00,0x00}, // white
};
int main(int argc, char **argv) {
int which=3;
int c,x;
int r,g,b;
for(x=0;x<9;x++) {
r=0;
g=0;
b=0;
for(c=0;c<16;c++) {
if (gradient[x][c]==0) {
}
if (gradient[x][c]==1) {
r=r+2*(pal_rgb[which][0]*pal_rgb[which][0]);
g=g+2*(pal_rgb[which][1]*pal_rgb[which][1]);
b=b+2*(pal_rgb[which][2]*pal_rgb[which][2]);
}
if (gradient[x][c]==2) {
r=r+2*(0xff*0xff);
g=g+2*(0xff*0xff);
b=b+2*(0xff*0xff);
}
}
printf("%d %d %d\n",(int)sqrt(r/32.0),(int)sqrt(g/32.0),(int)sqrt(b/32.0));
}
return 0;
}