- assert(sf);
-
- int w = sf->width(), h = sf->height();
- XImage *im = sf->_im;
- Pixmap pm = sf->_pm;
- assert(im); assert(pm != None);
-
- unsigned char *data = new unsigned char[im->bytes_per_line * h];
- unsigned char *dp = data;
- unsigned int bytes_per_pixel = im->bits_per_pixel/8;
-
- for (int y = 0; y < h/3; ++y)
- for (int x = 0; x < w; ++x, dp += bytes_per_pixel)
- renderPixel(im, dp, (255*x/w) >> _red_shift << _red_offset);
- for (int y = 0; y < h/3; ++y)
- for (int x = 0; x < w; ++x, dp += bytes_per_pixel)
- renderPixel(im, dp, (255*x/w) >> _green_shift << _green_offset);
- for (int y = 0; y < h/3; ++y)
- for (int x = 0; x < w; ++x, dp += bytes_per_pixel)
- renderPixel(im, dp, (255*x/w) >> _blue_shift << _blue_offset);
-
- im->data = (char*) data;
-
- XPutImage(**display, pm, DefaultGC(**display, _screen),
- sf->_im, 0, 0, 0, 0, w, h);
+ const ScreenInfo *info = display->screenInfo(_screen);
+ if (!XAllocColor(**display, info->colormap(), color)) {
+ fprintf(stderr, "TrueRenderControl: color alloc error: rgb:%x/%x/%x\n",
+ color->red & 0xff, color->green & 0xff, color->blue & 0xff);
+ color->pixel = 0;
+ }