#include "rendertexture.hh"
extern "C" {
-#ifdef HAVE_STDLIB_H
-# include <stdlib.h>
-#endif // HAVE_STDLIB_H
-
#include "../src/gettext.h"
#define _(str) gettext(str)
}
+#include <cstdlib>
+
namespace otk {
PseudoRenderControl::PseudoRenderControl(int screen)
_colors[i].pixel = icolors[close].pixel;
// try alloc this closest color, it had better succeed!
- if (XAllocColor(**display, info->colormap(), &_colors[i])) {
+ if (XAllocColor(**display, info->colormap(), &_colors[i]))
_colors[i].flags = DoRed|DoGreen|DoBlue; // mark as alloced
- }
else
assert(false); // wtf has gone wrong, its already alloced for chissake!
}
delete [] _colors;
}
+inline const XColor *PseudoRenderControl::pickColor(int r, int g, int b) const
+{
+ r = (r & 0xff) >> (8-_bpc);
+ g = (g & 0xff) >> (8-_bpc);
+ b = (b & 0xff) >> (8-_bpc);
+ return &_colors[(r << (2*_bpc)) + (g << (1*_bpc)) + b];
+}
+
void PseudoRenderControl::reduceDepth(Surface &sf, XImage *im) const
{
pixel32 *data = sf.pixelData();
- char *p = (char *)data;
- int x, y, r, g, b;
- for (y = 0; y < im->height; y++) {
- for (x = 0; x < im->width; x++) {
- r = (data[x] >> default_red_shift) & 0xFF;
- r = r >> (8-_bpc);
- g = (data[x] >> default_green_shift) & 0xFF;
- g = g >> (8-_bpc);
- b = (data[x] >> default_blue_shift) & 0xFF;
- b = b >> (8-_bpc);
- p[x] = _colors[(r << (2*_bpc)) + (g << (1*_bpc)) + b].pixel;
- }
- data += im->width;
- p += im->bytes_per_line;
+ pixel32 *ret = (pixel32*)malloc(im->width * im->height * 4);
+ char *p = (char *)ret;
+ int x, y;
+ for (y = 0; y < im->height; y++) {
+ for (x = 0; x < im->width; x++) {
+ p[x] = pickColor(data[x] >> default_red_shift,
+ data[x] >> default_green_shift,
+ data[x] >> default_blue_shift)->pixel;
}
+ data += im->width;
+ p += im->bytes_per_line;
+ }
+ im->data = (char*)ret;
+}
+
+void PseudoRenderControl::allocateColor(XColor *color) const
+{
+ const XColor *c = pickColor(color->red, color->blue, color->green);
+
+ color->red = c->red;
+ color->green = c->green;
+ color->blue = c->blue;
+ color->pixel = c->pixel;
+
+ if (XAllocColor(**display, display->screenInfo(_screen)->colormap(), color))
+ color->flags = DoRed|DoGreen|DoBlue; // mark as alloced
+ else
+ assert(false); // wtf has gone wrong, its already alloced for chissake!
+ return;
}
}