… | |
… | |
13 | rxvt_img::rxvt_img (const rxvt_img &img) |
13 | rxvt_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 |
|
|
20 | rxvt_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 | |
26 | rxvt_img * |
19 | rxvt_img * |
27 | rxvt_img::new_from_root (rxvt_screen *s) |
20 | rxvt_img::new_from_root (rxvt_screen *s) |
28 | { |
21 | { |
29 | Display *dpy = s->display->dpy; |
22 | Display *dpy = s->display->dpy; |
… | |
… | |
71 | |
64 | |
72 | // since we require rgb24/argb32 formats from xrender we assume |
65 | // since we require rgb24/argb32 formats from xrender we assume |
73 | // that both 24 and 32 bpp MUST be supported by any screen that supports xrender |
66 | // that both 24 and 32 bpp MUST be supported by any screen that supports xrender |
74 | int depth = gdk_pixbuf_get_has_alpha (pb) ? 32 : 24; |
67 | int depth = gdk_pixbuf_get_has_alpha (pb) ? 32 : 24; |
75 | |
68 | |
|
|
69 | int byte_order = ecb_big_endian () ? MSBFirst : LSBFirst; |
|
|
70 | |
76 | XImage xi; |
71 | XImage xi; |
77 | |
72 | |
78 | xi.width = width; |
73 | xi.width = width; |
79 | xi.height = height; |
74 | xi.height = height; |
80 | xi.xoffset = 0; |
75 | xi.xoffset = 0; |
81 | xi.format = ZPixmap; |
76 | xi.format = ZPixmap; |
82 | xi.byte_order = LSBFirst; // maybe go for host byte order, because servers are usually local? |
77 | xi.byte_order = ImageByteOrder (dpy); |
83 | xi.bitmap_unit = 32; |
78 | xi.bitmap_unit = 0; //XY only, unused |
84 | xi.bitmap_bit_order = LSBFirst; |
79 | xi.bitmap_bit_order = 0; //XY only, unused |
85 | xi.bitmap_pad = BitmapPad (dpy); |
80 | xi.bitmap_pad = BitmapPad (dpy); |
86 | xi.depth = depth; |
81 | xi.depth = depth; |
87 | xi.bytes_per_line = 0; |
82 | xi.bytes_per_line = 0; |
88 | xi.bits_per_pixel = 32; |
83 | xi.bits_per_pixel = 32; //Z only |
89 | xi.red_mask = 0x000000ff; |
84 | xi.red_mask = 0x00000000; //Z only, unused |
90 | xi.green_mask = 0x0000ff00; |
85 | xi.green_mask = 0x00000000; //Z only, unused |
91 | xi.blue_mask = 0x00ff0000; |
86 | xi.blue_mask = 0x00000000; //Z only, unused |
|
|
87 | xi.obdata = 0; // probably unused |
|
|
88 | |
|
|
89 | bool byte_order_mismatch = byte_order != xi.byte_order; |
92 | |
90 | |
93 | if (!XInitImage (&xi)) |
91 | if (!XInitImage (&xi)) |
94 | rxvt_fatal ("unable to initialise ximage, please report.\n"); |
92 | rxvt_fatal ("unable to initialise ximage, please report.\n"); |
95 | |
93 | |
96 | if (height > INT_MAX / xi.bytes_per_line) |
94 | if (height > INT_MAX / xi.bytes_per_line) |
… | |
… | |
114 | { |
112 | { |
115 | uint8_t r = *src++; |
113 | uint8_t r = *src++; |
116 | uint8_t g = *src++; |
114 | uint8_t g = *src++; |
117 | uint8_t b = *src++; |
115 | uint8_t b = *src++; |
118 | |
116 | |
119 | uint32_t v = r | (g << 8) | (b << 16); |
117 | uint32_t v = (r << 16) | (g << 8) | b; |
120 | |
118 | |
121 | if (ecb_big_endian ()) |
119 | if (ecb_big_endian () ? !byte_order_mismatch : byte_order_mismatch) |
122 | v = ecb_bswap32 (v); |
120 | v = ecb_bswap32 (v); |
123 | |
121 | |
124 | *dst++ = x; |
122 | *dst++ = v; |
125 | } |
123 | } |
126 | else |
124 | else |
127 | for (int x = 0; x < width; x++) |
125 | for (int x = 0; x < width; x++) |
128 | { |
126 | { |
129 | uint32_t v = *(uint32_t *)src; src += 4; |
127 | uint32_t v = *(uint32_t *)src; src += 4; |
130 | v = ecb_big_endian () ? ecb_rotr32 (v, 8) : ecb_rotl32 (v, 8); |
128 | |
|
|
129 | if (ecb_big_endian ()) |
131 | *dst++ = ecb_bswap32 (v); |
130 | v = ecb_bswap32 (v); |
|
|
131 | |
|
|
132 | v = ecb_rotl32 (v, 8); // abgr to bgra |
|
|
133 | |
|
|
134 | if (!byte_order_mismatch) |
|
|
135 | v = ecb_bswap32 (v); |
|
|
136 | |
|
|
137 | *dst++ = v; |
132 | } |
138 | } |
133 | |
139 | |
134 | row += rowstride; |
140 | row += rowstride; |
135 | line += xi.bytes_per_line; |
141 | line += xi.bytes_per_line; |
136 | } |
142 | } |
… | |
… | |
203 | rxvt_img::unshare () |
209 | rxvt_img::unshare () |
204 | { |
210 | { |
205 | if (ref->cnt == 1 && ref->ours) |
211 | if (ref->cnt == 1 && ref->ours) |
206 | return; |
212 | return; |
207 | |
213 | |
208 | //TODO: maybe should reify instead |
|
|
209 | Pixmap pm2 = XCreatePixmap (s->display->dpy, s->display->root, ref->w, ref->h, format->depth); |
214 | Pixmap pm2 = XCreatePixmap (s->display->dpy, s->display->root, ref->w, ref->h, format->depth); |
210 | GC gc = XCreateGC (s->display->dpy, pm, 0, 0); |
215 | GC gc = XCreateGC (s->display->dpy, pm, 0, 0); |
211 | XCopyArea (s->display->dpy, pm, pm2, gc, 0, 0, ref->w, ref->h, 0, 0); |
216 | XCopyArea (s->display->dpy, pm, pm2, gc, 0, 0, ref->w, ref->h, 0, 0); |
212 | XFreeGC (s->display->dpy, gc); |
217 | XFreeGC (s->display->dpy, gc); |
213 | |
218 | |
… | |
… | |
259 | double *kernel = (double *)malloc (size * sizeof (double)); |
264 | double *kernel = (double *)malloc (size * sizeof (double)); |
260 | XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed)); |
265 | XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed)); |
261 | rxvt_img *img = new rxvt_img (s, format, x, y, w, h, repeat); |
266 | rxvt_img *img = new rxvt_img (s, format, x, y, w, h, repeat); |
262 | img->alloc (); |
267 | img->alloc (); |
263 | |
268 | |
264 | Picture src = src_picture (); |
|
|
265 | |
|
|
266 | XRenderPictureAttributes pa; |
269 | XRenderPictureAttributes pa; |
267 | pa.repeat = RepeatPad; |
270 | pa.repeat = RepeatPad; |
268 | Picture dst = XRenderCreatePicture (dpy, img->pm, format, CPRepeat, &pa); |
271 | Picture src = XRenderCreatePicture (dpy, pm, format, CPRepeat, &pa); |
|
|
272 | Picture dst = XRenderCreatePicture (dpy, img->pm, format, 0, 0); |
269 | |
273 | |
270 | Pixmap tmp_pm = XCreatePixmap (dpy, pm, w, h, format->depth); |
274 | Pixmap tmp_pm = XCreatePixmap (dpy, pm, w, h, format->depth); |
271 | Picture tmp = XRenderCreatePicture (dpy, tmp_pm , format, CPRepeat, &pa); |
275 | Picture tmp = XRenderCreatePicture (dpy, tmp_pm , format, CPRepeat, &pa); |
272 | XFreePixmap (dpy, tmp_pm); |
276 | XFreePixmap (dpy, tmp_pm); |
273 | |
277 | |
… | |
… | |
289 | |
293 | |
290 | size = rv * 2 + 1; |
294 | size = rv * 2 + 1; |
291 | get_gaussian_kernel (rv, size, kernel, params); |
295 | get_gaussian_kernel (rv, size, kernel, params); |
292 | ::swap (params[0], params[1]); |
296 | ::swap (params[0], params[1]); |
293 | |
297 | |
294 | XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2); |
298 | XRenderSetPictureFilter (dpy, tmp, FilterConvolution, params, size+2); |
295 | XRenderComposite (dpy, |
299 | XRenderComposite (dpy, |
296 | PictOpSrc, |
300 | PictOpSrc, |
297 | tmp, |
301 | tmp, |
298 | None, |
302 | None, |
299 | dst, |
303 | dst, |
… | |
… | |
326 | |
330 | |
327 | return mask; |
331 | return mask; |
328 | } |
332 | } |
329 | |
333 | |
330 | void |
334 | void |
331 | rxvt_img::brightness (unsigned short r, unsigned short g, unsigned short b, unsigned short a) |
335 | rxvt_img::brightness (uint16_t r, uint16_t g, uint16_t b, uint16_t a) |
332 | { |
336 | { |
333 | Display *dpy = s->display->dpy; |
337 | Display *dpy = s->display->dpy; |
334 | Picture src = create_xrender_mask (dpy, pm, True); |
338 | Picture src = create_xrender_mask (dpy, pm, True); |
335 | Picture dst = XRenderCreatePicture (dpy, pm, format, 0, 0); |
339 | Picture dst = XRenderCreatePicture (dpy, pm, format, 0, 0); |
336 | |
340 | |
… | |
… | |
346 | XRenderFreePicture (dpy, src); |
350 | XRenderFreePicture (dpy, src); |
347 | XRenderFreePicture (dpy, dst); |
351 | XRenderFreePicture (dpy, dst); |
348 | } |
352 | } |
349 | |
353 | |
350 | void |
354 | void |
351 | rxvt_img::contrast (unsigned short r, unsigned short g, unsigned short b, unsigned short a) |
355 | rxvt_img::contrast (uint16_t r, uint16_t g, uint16_t b, uint16_t a) |
352 | { |
356 | { |
353 | if (!(s->display->flags & DISPLAY_HAS_RENDER_MUL)) |
357 | if (!(s->display->flags & DISPLAY_HAS_RENDER_MUL)) |
|
|
358 | { |
|
|
359 | rxvt_warn ("rxvt_img::contrast operation not supported on this display, RENDER extension too old.\n"); |
354 | return; |
360 | return; |
|
|
361 | } |
355 | |
362 | |
356 | Display *dpy = s->display->dpy; |
363 | Display *dpy = s->display->dpy; |
357 | Picture src = create_xrender_mask (dpy, pm, True); |
364 | Picture src = create_xrender_mask (dpy, pm, True); |
358 | Picture dst = XRenderCreatePicture (dpy, pm, format, 0, 0); |
365 | Picture dst = XRenderCreatePicture (dpy, pm, format, 0, 0); |
359 | |
366 | |
… | |
… | |
402 | if (x == 0 && y == 0 && w == ref->w && h == ref->h) |
409 | if (x == 0 && y == 0 && w == ref->w && h == ref->h) |
403 | return clone (); |
410 | return clone (); |
404 | |
411 | |
405 | Display *dpy = s->display->dpy; |
412 | Display *dpy = s->display->dpy; |
406 | |
413 | |
|
|
414 | // add an alpha channel if... |
407 | bool alpha = !format->direct.alphaMask |
415 | bool alpha = !format->direct.alphaMask // pixmap has none yet |
408 | && (x || y) |
416 | && (x || y) // we need one because of non-zero offset |
409 | && repeat == RepeatNone; |
417 | && repeat == RepeatNone; // and we have no good pixels to fill with |
410 | |
418 | |
411 | rxvt_img *img = new rxvt_img (s, alpha ? find_alpha_format_for (dpy, format) : format, 0, 0, w, h, repeat); |
419 | rxvt_img *img = new rxvt_img (s, alpha ? find_alpha_format_for (dpy, format) : format, 0, 0, w, h, repeat); |
412 | img->alloc (); |
420 | img->alloc (); |
413 | |
421 | |
414 | Picture src = src_picture (); |
422 | Picture src = src_picture (); |
… | |
… | |
464 | |
472 | |
465 | for (int i = 0; i < 3; ++i) |
473 | for (int i = 0; i < 3; ++i) |
466 | for (int j = 0; j < 3; ++j) |
474 | for (int j = 0; j < 3; ++j) |
467 | xfrm.matrix [i][j] = XDoubleToFixed (matrix [i * 3 + j]); |
475 | xfrm.matrix [i][j] = XDoubleToFixed (matrix [i * 3 + j]); |
468 | |
476 | |
469 | #if 0 |
|
|
470 | xfrm.matrix [0][2] -= XDoubleToFixed (x);//TODO |
477 | xfrm.matrix [0][2] -= XDoubleToFixed (x);//TODO |
471 | xfrm.matrix [1][2] -= XDoubleToFixed (y); |
478 | xfrm.matrix [1][2] -= XDoubleToFixed (y); |
472 | #endif |
|
|
473 | |
479 | |
474 | XRenderSetPictureFilter (dpy, src, "good", 0, 0); |
480 | XRenderSetPictureFilter (dpy, src, "good", 0, 0); |
475 | XRenderSetPictureTransform (dpy, src, &xfrm); |
481 | XRenderSetPictureTransform (dpy, src, &xfrm); |
476 | XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, new_width, new_height); |
482 | XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, new_width, new_height); |
477 | |
483 | |