nanogui: Can not draw in color.
Subject:
Re: [nanogui] Can not draw in color.
From:
Jordan Crouse ####@####.####
Date:
29 Jan 2003 18:00:18 -0000
Message-Id: <20030129105103.48d7f073.jordanc@censoft.com>
> I can not seem to get any colors but black and white.
> I did a change forground color to RED;
This patch from Jason Kingan should make everything better:
--- scr_x11.c.orig Tue Nov 26 10:14:04 2002
+++ scr_x11.c Tue Nov 26 10:10:23 2002
@@ -169,17 +169,16 @@
#if (MWPIXEL_FORMAT == MWPF_TRUECOLOR0888) || (MWPIXEL_FORMAT == MWPF_TRUECOLOR888)
/* calc truecolor conversions directly*/
if (x11_vis->class >= TrueColor) {
- switch (x11_vis->bits_per_rgb) {
- case 8:
+ switch (x11_vis->green_mask) {
+ case 0xff00:
return c;
- case 6:
+ case 0x7e0:
return RGB2PIXEL565(PIXEL888RED(c), PIXEL888GREEN(c),
PIXEL888BLUE(c));
- case 5:
+ case 0x3e0:
return RGB2PIXEL555(PIXEL888RED(c), PIXEL888GREEN(c),
PIXEL888BLUE(c));
- case 3:
- case 2:
+ case 0x1c:
return RGB2PIXEL332(PIXEL888RED(c), PIXEL888GREEN(c),
PIXEL888BLUE(c));
}
@@ -189,15 +188,14 @@
#if MWPIXEL_FORMAT == MWPF_TRUECOLOR565
/* calc truecolor conversions directly*/
if (x11_vis->class >= TrueColor) {
- switch (x11_vis->bits_per_rgb) {
- case 8:
+ switch (x11_vis->green_mask) {
+ case 0xff00:
return RGB2PIXEL888(PIXEL565RED(c)<<3,
PIXEL565GREEN(c)<<2, PIXEL565BLUE(c)<<3);
- case 6:
- case 5:
+ case 0x7e0:
+ case 0x3e0:
return c;
- case 3:
- case 2:
+ case 0x1c:
return RGB2PIXEL332(PIXEL565RED(c)<<3,
PIXEL565GREEN(c)<<2, PIXEL565BLUE(c)<<3);
}
@@ -208,15 +206,14 @@
#if MWPIXEL_FORMAT == MWPF_TRUECOLOR555
/* calc truecolor conversions directly*/
if (x11_vis->class >= TrueColor) {
- switch (x11_vis->bits_per_rgb) {
- case 8:
+ switch (x11_vis->green_mask) {
+ case 0xff00:
return RGB2PIXEL888(PIXEL555RED(c)<<3,
PIXEL555GREEN(c)<<3, PIXEL555BLUE(c)<<3);
- case 6:
- case 5:
+ case 0x7e0:
+ case 0x3e0:
return c;
- case 3:
- case 2:
+ case 0x1c:
return RGB2PIXEL332(PIXEL555RED(c)<<3,
PIXEL555GREEN(c)<<3, PIXEL555BLUE(c)<<3);
}
@@ -227,18 +224,17 @@
#if MWPIXEL_FORMAT == MWPF_TRUECOLOR332
/* calc truecolor conversions directly*/
if (x11_vis->class >= TrueColor) {
- switch (x11_vis->bits_per_rgb) {
- case 8:
+ switch (x11_vis->green_mask) {
+ case 0xff00:
return RGB2PIXEL888(PIXEL332RED(c)<<5,
PIXEL332GREEN(c)<<5, PIXEL332BLUE(c)<<6);
- case 6:
+ case 0x7e0:
return RGB2PIXEL565(PIXEL332RED(c)<<5,
PIXEL332GREEN(c)<<5, PIXEL332BLUE(c)<<6);
- case 5:
+ case ox3e0:
return RGB2PIXEL555(PIXEL332RED(c)<<5,
PIXEL332GREEN(c)<<5, PIXEL332BLUE(c)<<6);
- case 3:
- case 2:
+ case 0x1c:
return c;
}
}
