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/cvs/rxvt-unicode/src/rxvtimg.C
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Comparing rxvt-unicode/src/rxvtimg.C (file contents):
Revision 1.55 by root, Thu Jun 7 20:26:21 2012 UTC vs.
Revision 1.62 by root, Fri Jun 8 17:22:48 2012 UTC

… …
13rxvt_img::rxvt_img (const rxvt_img &img) 13rxvt_img::rxvt_img (const rxvt_img &img)
14: s(img.s), x(img.x), y(img.y), w(img.w), h(img.h), format(img.format), repeat(img.repeat), pm(img.pm), ref(img.ref) 14: s(img.s), x(img.x), y(img.y), w(img.w), h(img.h), format(img.format), repeat(img.repeat), pm(img.pm), ref(img.ref)
15{ 15{
16 ++ref->cnt; 16 ++ref->cnt;
17} 17}
18
19#if 0
20rxvt_img::rxvt_img (rxvt_screen *screen, XRenderPictFormat *format, int width, int height, Pixmap pixmap)
21: s(screen), x(0), y(0), w(width), h(height), format(format), repeat(RepeatNormal), shared(false), pm(pixmap)
22{
23}
24#endif
25 18
26rxvt_img * 19rxvt_img *
27rxvt_img::new_from_root (rxvt_screen *s) 20rxvt_img::new_from_root (rxvt_screen *s)
28{ 21{
29 Display *dpy = s->display->dpy; 22 Display *dpy = s->display->dpy;
… …
121 uint8_t g = *src++; 114 uint8_t g = *src++;
122 uint8_t b = *src++; 115 uint8_t b = *src++;
123 116
124 uint32_t v = (r << 16) | (g << 8) | b; 117 uint32_t v = (r << 16) | (g << 8) | b;
125 118
126 if (ecb_big_endian ()) 119 if (ecb_big_endian () ? !byte_order_mismatch : byte_order_mismatch)
127 v = ecb_bswap32 (v);
128
129 if (byte_order_mismatch)
130 v = ecb_bswap32 (v); 120 v = ecb_bswap32 (v);
131 121
132 *dst++ = v; 122 *dst++ = v;
133 } 123 }
134 else 124 else
135 for (int x = 0; x < width; x++) 125 for (int x = 0; x < width; x++)
136 { 126 {
137 uint32_t v = *(uint32_t *)src; src += 4; 127 uint32_t v = *(uint32_t *)src; src += 4;
138 128
139 if (ecb_little_endian ()) 129 if (ecb_big_endian ())
140 v = ecb_bswap32 (v); 130 v = ecb_bswap32 (v);
141 131
142 v = ecb_rotr32 (v, 8); 132 v = ecb_rotl32 (v, 8); // abgr to bgra
143 133
144 if (byte_order_mismatch) 134 if (!byte_order_mismatch)
145 v = ecb_bswap32 (v); 135 v = ecb_bswap32 (v);
146 136
147 *dst++ = v; 137 *dst++ = v;
148 } 138 }
149 139
… …
275 double *kernel = (double *)malloc (size * sizeof (double)); 265 double *kernel = (double *)malloc (size * sizeof (double));
276 XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed)); 266 XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
277 rxvt_img *img = new rxvt_img (s, format, x, y, w, h, repeat); 267 rxvt_img *img = new rxvt_img (s, format, x, y, w, h, repeat);
278 img->alloc (); 268 img->alloc ();
279 269
280 Picture src = src_picture ();
281
282 XRenderPictureAttributes pa; 270 XRenderPictureAttributes pa;
283 pa.repeat = RepeatPad; 271 pa.repeat = RepeatPad;
284 Picture dst = XRenderCreatePicture (dpy, img->pm, format, CPRepeat, &pa); 272 Picture src = XRenderCreatePicture (dpy, pm, format, CPRepeat, &pa);
273 Picture dst = XRenderCreatePicture (dpy, img->pm, format, 0, 0);
285 274
286 Pixmap tmp_pm = XCreatePixmap (dpy, pm, w, h, format->depth); 275 Pixmap tmp_pm = XCreatePixmap (dpy, pm, w, h, format->depth);
287 Picture tmp = XRenderCreatePicture (dpy, tmp_pm , format, CPRepeat, &pa); 276 Picture tmp = XRenderCreatePicture (dpy, tmp_pm , format, CPRepeat, &pa);
288 XFreePixmap (dpy, tmp_pm); 277 XFreePixmap (dpy, tmp_pm);
289 278
… …
305 294
306 size = rv * 2 + 1; 295 size = rv * 2 + 1;
307 get_gaussian_kernel (rv, size, kernel, params); 296 get_gaussian_kernel (rv, size, kernel, params);
308 ::swap (params[0], params[1]); 297 ::swap (params[0], params[1]);
309 298
310 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2); 299 XRenderSetPictureFilter (dpy, tmp, FilterConvolution, params, size+2);
311 XRenderComposite (dpy, 300 XRenderComposite (dpy,
312 PictOpSrc, 301 PictOpSrc,
313 tmp, 302 tmp,
314 None, 303 None,
315 dst, 304 dst,
… …
418 if (x == 0 && y == 0 && w == ref->w && h == ref->h) 407 if (x == 0 && y == 0 && w == ref->w && h == ref->h)
419 return clone (); 408 return clone ();
420 409
421 Display *dpy = s->display->dpy; 410 Display *dpy = s->display->dpy;
422 411
412 // add an alpha channel if...
423 bool alpha = !format->direct.alphaMask 413 bool alpha = !format->direct.alphaMask // pixmap has none yet
424 && (x || y) 414 && (x || y) // we need one because of non-zero offset
425 && repeat == RepeatNone; 415 && repeat == RepeatNone; // and we have no good pixels to fill with
426 416
427 rxvt_img *img = new rxvt_img (s, alpha ? find_alpha_format_for (dpy, format) : format, 0, 0, w, h, repeat); 417 rxvt_img *img = new rxvt_img (s, alpha ? find_alpha_format_for (dpy, format) : format, 0, 0, w, h, repeat);
428 img->alloc (); 418 img->alloc ();
429 419
430 Picture src = src_picture (); 420 Picture src = src_picture ();

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