1 | /*----------------------------------------------------------------------* |
1 | /*----------------------------------------------------------------------* |
2 | * File: background.C - former xpm.C |
2 | * File: background.C |
3 | *----------------------------------------------------------------------* |
3 | *----------------------------------------------------------------------* |
4 | * |
4 | * |
5 | * All portions of code are copyright by their respective author/s. |
5 | * All portions of code are copyright by their respective author/s. |
6 | * Copyright (c) 2005-2008 Marc Lehmann <schmorp@schmorp.de> |
6 | * Copyright (c) 2005-2008 Marc Lehmann <schmorp@schmorp.de> |
7 | * Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net> |
7 | * Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net> |
… | |
… | |
20 | * You should have received a copy of the GNU General Public License |
20 | * You should have received a copy of the GNU General Public License |
21 | * along with this program; if not, write to the Free Software |
21 | * along with this program; if not, write to the Free Software |
22 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
22 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
23 | *---------------------------------------------------------------------*/ |
23 | *---------------------------------------------------------------------*/ |
24 | |
24 | |
25 | #include <math.h> |
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26 | #include "../config.h" /* NECESSARY */ |
25 | #include "../config.h" /* NECESSARY */ |
27 | #include "rxvt.h" /* NECESSARY */ |
26 | #include "rxvt.h" /* NECESSARY */ |
28 | |
27 | |
29 | #if XRENDER |
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30 | # include <X11/extensions/Xrender.h> |
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31 | #endif |
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32 | |
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33 | #ifndef FilterConvolution |
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34 | #define FilterConvolution "convolution" |
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35 | #endif |
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36 | |
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37 | #ifndef RepeatPad |
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38 | #define RepeatPad True |
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39 | #endif |
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40 | |
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41 | #ifdef HAVE_BG_PIXMAP |
28 | #ifdef HAVE_BG_PIXMAP |
42 | # if XRENDER |
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43 | static Picture |
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44 | create_xrender_mask (Display *dpy, Drawable drawable, Bool argb, Bool component_alpha) |
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45 | { |
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46 | Pixmap pixmap = XCreatePixmap (dpy, drawable, 1, 1, argb ? 32 : 8); |
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47 | |
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48 | XRenderPictFormat *format = XRenderFindStandardFormat (dpy, argb ? PictStandardARGB32 : PictStandardA8); |
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49 | XRenderPictureAttributes pa; |
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50 | pa.repeat = True; |
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51 | pa.component_alpha = component_alpha; |
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52 | Picture mask = XRenderCreatePicture (dpy, pixmap, format, CPRepeat | CPComponentAlpha, &pa); |
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53 | |
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54 | XFreePixmap (dpy, pixmap); |
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55 | |
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56 | return mask; |
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57 | } |
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58 | # endif |
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59 | |
29 | |
60 | void |
30 | void |
61 | rxvt_term::bg_destroy () |
31 | rxvt_term::bg_destroy () |
62 | { |
32 | { |
63 | if (bg_pixmap) |
33 | # if BG_IMAGE_FROM_ROOT |
64 | XFreePixmap (dpy, bg_pixmap); |
34 | delete root_img; |
65 | } |
35 | root_img = 0; |
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36 | # endif |
66 | |
37 | |
67 | bool |
38 | # if BG_IMAGE_FROM_FILE |
68 | rxvt_term::bg_set_position (int x, int y) |
39 | fimage.destroy (); |
69 | { |
40 | # endif |
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41 | } |
70 | |
42 | |
71 | if (target_x != x |
43 | bool |
72 | || target_y != y) |
44 | rxvt_term::bg_window_size_sensitive () |
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45 | { |
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46 | # if BG_IMAGE_FROM_ROOT |
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47 | if (option (Opt_transparent)) |
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48 | return true; |
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49 | # endif |
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50 | |
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51 | # if BG_IMAGE_FROM_FILE |
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52 | if (fimage.img) |
73 | { |
53 | { |
74 | target_x = x; |
54 | if ((fimage.flags & IM_IS_SIZE_SENSITIVE) |
75 | target_y = y; |
55 | || fimage.img->w > szHint.width |
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56 | || fimage.img->h > szHint.height) |
76 | return true; |
57 | return true; |
77 | } |
58 | } |
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59 | # endif |
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60 | |
78 | return false; |
61 | return false; |
79 | } |
62 | } |
80 | |
63 | |
81 | bool |
64 | bool |
82 | rxvt_term::bg_window_size_sensitive () |
65 | rxvt_term::bg_window_position_sensitive () |
83 | { |
66 | { |
84 | # ifdef ENABLE_TRANSPARENCY |
67 | # if BG_IMAGE_FROM_ROOT |
85 | if (bg_flags & BG_IS_TRANSPARENT) |
68 | if (option (Opt_transparent)) |
86 | return true; |
69 | return true; |
87 | # endif |
70 | # endif |
88 | |
71 | |
89 | # ifdef BG_IMAGE_FROM_FILE |
72 | # if BG_IMAGE_FROM_FILE |
90 | if (bg_image.flags & IM_IS_SET) |
73 | if (fimage.img) |
91 | { |
74 | { |
92 | if ((bg_image.flags & IM_IS_SIZE_SENSITIVE) |
75 | if (fimage.flags & IM_ROOT_ALIGN) |
93 | || bg_image.width () > szHint.width |
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94 | || bg_image.height () > szHint.height) |
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95 | return true; |
76 | return true; |
96 | } |
77 | } |
97 | # endif |
78 | # endif |
98 | |
79 | |
99 | return false; |
80 | return false; |
100 | } |
81 | } |
101 | |
82 | |
102 | bool |
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103 | rxvt_term::bg_window_position_sensitive () |
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104 | { |
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105 | # ifdef ENABLE_TRANSPARENCY |
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106 | if (bg_flags & BG_IS_TRANSPARENT) |
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107 | return true; |
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108 | # endif |
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109 | |
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110 | # ifdef BG_IMAGE_FROM_FILE |
83 | # if BG_IMAGE_FROM_FILE |
111 | if (bg_image.flags & IM_IS_SET) |
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112 | { |
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113 | if (bg_image.flags & IM_ROOT_ALIGN) |
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114 | return true; |
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115 | } |
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116 | # endif |
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117 | |
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118 | return false; |
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119 | } |
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120 | |
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121 | # ifdef BG_IMAGE_FROM_FILE |
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122 | static inline int |
84 | static inline int |
123 | make_align_position (int align, int window_size, int image_size) |
85 | make_align_position (int align, int window_size, int image_size) |
124 | { |
86 | { |
125 | if (align >= 0 && align <= 100) |
87 | if (align >= 0 && align <= 100) |
126 | return lerp (0, window_size - image_size, align); |
88 | return lerp (0, window_size - image_size, align); |
127 | else if (align > 100) |
89 | else if (align > 100) |
128 | return lerp (window_size - image_size, window_size, align - 100); |
90 | return lerp (window_size - image_size, window_size, align - 100); |
129 | else |
91 | else |
130 | return lerp (-image_size, 0, align + 100); |
92 | return lerp (-image_size, 0, align + 100); |
131 | } |
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132 | |
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133 | static inline int |
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134 | make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size) |
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135 | { |
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136 | int src_pos = 0; |
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137 | dst_pos = pos; |
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138 | dst_size = size; |
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139 | if (pos < 0) |
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140 | { |
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141 | src_pos = -pos; |
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142 | dst_pos = 0; |
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143 | dst_size += pos; |
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144 | } |
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145 | |
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146 | min_it (dst_size, target_size - dst_pos); |
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147 | return src_pos; |
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148 | } |
93 | } |
149 | |
94 | |
150 | static void |
95 | static void |
151 | parse_style (const char *style, int &x, int &y, unsigned int &w, unsigned int &h, uint8_t &flags) |
96 | parse_style (const char *style, int &x, int &y, unsigned int &w, unsigned int &h, uint8_t &flags) |
152 | { |
97 | { |
… | |
… | |
298 | h_align = x; |
243 | h_align = x; |
299 | v_align = y; |
244 | v_align = y; |
300 | changed = true; |
245 | changed = true; |
301 | } |
246 | } |
302 | |
247 | |
303 | if (!(flags & IM_TILE) |
248 | if (is_size_sensitive ()) |
304 | || h_scale || v_scale |
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305 | || (!(flags & IM_ROOT_ALIGN) && (h_align || v_align))) |
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306 | flags |= IM_IS_SIZE_SENSITIVE; |
249 | flags |= IM_IS_SIZE_SENSITIVE; |
307 | else |
250 | else |
308 | flags &= ~IM_IS_SIZE_SENSITIVE; |
251 | flags &= ~IM_IS_SIZE_SENSITIVE; |
309 | |
252 | |
310 | return changed; |
253 | return changed; |
311 | } |
254 | } |
312 | |
255 | |
313 | void |
256 | void |
314 | rxvt_term::get_image_geometry (rxvt_image &image, int &w, int &h, int &x, int &y) |
257 | rxvt_term::get_image_geometry (rxvt_image &image, int &w, int &h, int &x, int &y) |
315 | { |
258 | { |
316 | int image_width = image.width (); |
259 | int image_width = image.img->w; |
317 | int image_height = image.height (); |
260 | int image_height = image.img->h; |
318 | int target_width = szHint.width; |
261 | int parent_width = szHint.width; |
319 | int target_height = szHint.height; |
262 | int parent_height = szHint.height; |
320 | int h_scale = min (image.h_scale, 32767 * 100 / target_width); |
263 | int h_scale = min (image.h_scale, 32767 * 100 / parent_width); |
321 | int v_scale = min (image.v_scale, 32767 * 100 / target_height); |
264 | int v_scale = min (image.v_scale, 32767 * 100 / parent_height); |
322 | |
265 | |
323 | w = h_scale * target_width / 100; |
266 | w = h_scale * parent_width / 100; |
324 | h = v_scale * target_height / 100; |
267 | h = v_scale * parent_height / 100; |
325 | |
268 | |
326 | if (image.flags & IM_KEEP_ASPECT) |
269 | if (image.flags & IM_KEEP_ASPECT) |
327 | { |
270 | { |
328 | float scale = (float)w / image_width; |
271 | float scale = (float)w / image_width; |
329 | min_it (scale, (float)h / image_height); |
272 | min_it (scale, (float)h / image_height); |
… | |
… | |
334 | if (!w) w = image_width; |
277 | if (!w) w = image_width; |
335 | if (!h) h = image_height; |
278 | if (!h) h = image_height; |
336 | |
279 | |
337 | if (image.flags & IM_ROOT_ALIGN) |
280 | if (image.flags & IM_ROOT_ALIGN) |
338 | { |
281 | { |
339 | x = -target_x; |
282 | x = -parent_x; |
340 | y = -target_y; |
283 | y = -parent_y; |
341 | } |
284 | } |
342 | else |
285 | else |
343 | { |
286 | { |
344 | x = make_align_position (image.h_align, target_width, w); |
287 | x = make_align_position (image.h_align, parent_width, w); |
345 | y = make_align_position (image.v_align, target_height, h); |
288 | y = make_align_position (image.v_align, parent_height, h); |
346 | } |
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347 | } |
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348 | |
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349 | # ifdef HAVE_PIXBUF |
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350 | bool |
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351 | rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc, |
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352 | int src_x, int src_y, int dst_x, int dst_y, |
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353 | unsigned int width, unsigned int height, bool argb) |
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354 | { |
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355 | XImage *ximage; |
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356 | char *line; |
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357 | int width_r, width_g, width_b, width_a; |
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358 | int sh_r, sh_g, sh_b, sh_a; |
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359 | uint32_t red_mask, green_mask, blue_mask, alpha_mask; |
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360 | int rowstride; |
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361 | int channels; |
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362 | unsigned char *row; |
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363 | |
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364 | if (visual->c_class != TrueColor) |
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365 | return false; |
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366 | |
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367 | if (argb) |
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368 | { |
289 | } |
369 | red_mask = 0xff << 16; |
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370 | green_mask = 0xff << 8; |
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371 | blue_mask = 0xff; |
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372 | alpha_mask = 0xff << 24; |
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373 | } |
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374 | else |
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375 | { |
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376 | red_mask = visual->red_mask; |
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377 | green_mask = visual->green_mask; |
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378 | blue_mask = visual->blue_mask; |
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379 | #if XRENDER |
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380 | XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); |
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381 | if (format) |
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382 | alpha_mask = (uint32_t)format->direct.alphaMask << format->direct.alpha; |
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383 | else |
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384 | #endif |
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385 | alpha_mask = 0; |
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386 | } |
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387 | |
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388 | width_r = ecb_popcount32 (red_mask); |
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389 | width_g = ecb_popcount32 (green_mask); |
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390 | width_b = ecb_popcount32 (blue_mask); |
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391 | width_a = ecb_popcount32 (alpha_mask); |
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392 | |
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393 | if (width_r > 8 || width_g > 8 || width_b > 8 || width_a > 8) |
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394 | return false; |
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395 | |
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396 | sh_r = ecb_ctz32 (red_mask); |
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397 | sh_g = ecb_ctz32 (green_mask); |
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398 | sh_b = ecb_ctz32 (blue_mask); |
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399 | sh_a = ecb_ctz32 (alpha_mask); |
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400 | |
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401 | if (width > 32767 || height > 32767) |
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402 | return false; |
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403 | |
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404 | ximage = XCreateImage (dpy, visual, argb ? 32 : depth, ZPixmap, 0, 0, |
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405 | width, height, 32, 0); |
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406 | if (!ximage) |
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407 | return false; |
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408 | |
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409 | if (height > INT_MAX / ximage->bytes_per_line |
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410 | || !(ximage->data = (char *)malloc (height * ximage->bytes_per_line))) |
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411 | { |
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412 | XDestroyImage (ximage); |
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413 | return false; |
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414 | } |
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415 | |
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416 | ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst; |
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417 | |
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418 | rowstride = gdk_pixbuf_get_rowstride (pixbuf); |
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419 | channels = gdk_pixbuf_get_n_channels (pixbuf); |
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420 | row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels; |
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421 | line = ximage->data; |
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422 | |
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423 | rgba c (0, 0, 0); |
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424 | |
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425 | if (channels == 4 && alpha_mask == 0) |
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426 | { |
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427 | pix_colors[Color_bg].get (c); |
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428 | c.r >>= 8; |
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429 | c.g >>= 8; |
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430 | c.b >>= 8; |
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431 | } |
|
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432 | |
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433 | for (int y = 0; y < height; y++) |
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434 | { |
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435 | for (int x = 0; x < width; x++) |
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436 | { |
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437 | unsigned char *pixel = row + x * channels; |
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438 | uint32_t value; |
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439 | unsigned char r, g, b, a; |
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440 | |
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441 | if (channels == 4) |
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442 | { |
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443 | a = pixel[3]; |
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444 | r = (pixel[0] * a + c.r * (0xff - a)) / 0xff; |
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445 | g = (pixel[1] * a + c.g * (0xff - a)) / 0xff; |
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446 | b = (pixel[2] * a + c.b * (0xff - a)) / 0xff; |
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447 | } |
|
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448 | else |
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449 | { |
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450 | a = 0xff; |
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451 | r = pixel[0]; |
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452 | g = pixel[1]; |
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453 | b = pixel[2]; |
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454 | } |
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455 | |
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456 | value = ((r >> (8 - width_r)) << sh_r) |
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457 | | ((g >> (8 - width_g)) << sh_g) |
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458 | | ((b >> (8 - width_b)) << sh_b) |
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459 | | ((a >> (8 - width_a)) << sh_a); |
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460 | |
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461 | if (ximage->bits_per_pixel == 32) |
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462 | ((uint32_t *)line)[x] = value; |
|
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463 | else |
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464 | XPutPixel (ximage, x, y, value); |
|
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465 | } |
|
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466 | |
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467 | row += rowstride; |
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468 | line += ximage->bytes_per_line; |
|
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469 | } |
|
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470 | |
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471 | XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height); |
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472 | XDestroyImage (ximage); |
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473 | return true; |
|
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474 | } |
290 | } |
475 | |
291 | |
476 | bool |
292 | bool |
477 | rxvt_term::render_image (rxvt_image &image) |
293 | rxvt_term::render_image (rxvt_image &image) |
478 | { |
294 | { |
479 | GdkPixbuf *pixbuf = image.pixbuf; |
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480 | if (!pixbuf) |
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481 | return false; |
|
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482 | |
|
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483 | bool need_blend = bg_flags & BG_IS_VALID; |
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484 | |
|
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485 | if (need_blend |
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486 | && !(bg_flags & BG_HAS_RENDER)) |
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487 | return false; |
|
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488 | |
|
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489 | GdkPixbuf *result; |
|
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490 | |
|
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491 | int image_width = gdk_pixbuf_get_width (pixbuf); |
|
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492 | int image_height = gdk_pixbuf_get_height (pixbuf); |
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493 | |
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494 | int target_width = szHint.width; |
295 | int parent_width = szHint.width; |
495 | int target_height = szHint.height; |
296 | int parent_height = szHint.height; |
496 | int new_pmap_width = target_width; |
|
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497 | int new_pmap_height = target_height; |
|
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498 | |
297 | |
499 | int x = 0; |
298 | int x = 0; |
500 | int y = 0; |
299 | int y = 0; |
501 | int w = 0; |
300 | int w = 0; |
502 | int h = 0; |
301 | int h = 0; |
503 | |
302 | |
504 | get_image_geometry (image, w, h, x, y); |
303 | get_image_geometry (image, w, h, x, y); |
505 | |
304 | |
506 | if (!(image.flags & IM_ROOT_ALIGN) |
305 | if (!(image.flags & IM_ROOT_ALIGN) |
507 | && (x >= target_width |
306 | && (x >= parent_width |
508 | || y >= target_height |
307 | || y >= parent_height |
509 | || x + w <= 0 |
308 | || x + w <= 0 |
510 | || y + h <= 0)) |
309 | || y + h <= 0)) |
511 | return false; |
310 | return false; |
512 | |
311 | |
513 | result = pixbuf; |
312 | rxvt_img *img = image.img->scale (w, h); |
514 | |
313 | |
515 | if (w != image_width |
314 | if (image.flags & IM_TILE) |
516 | || h != image_height) |
315 | img->repeat_mode (RepeatNormal); |
517 | { |
|
|
518 | result = gdk_pixbuf_scale_simple (pixbuf, |
|
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519 | w, h, |
|
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520 | GDK_INTERP_BILINEAR); |
|
|
521 | } |
|
|
522 | |
|
|
523 | if (!result) |
|
|
524 | return false; |
|
|
525 | |
|
|
526 | bool ret = false; |
|
|
527 | |
|
|
528 | XGCValues gcv; |
|
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529 | GC gc; |
|
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530 | Pixmap tmp_pixmap; |
|
|
531 | |
|
|
532 | image_width = gdk_pixbuf_get_width (result); |
|
|
533 | image_height = gdk_pixbuf_get_height (result); |
|
|
534 | |
|
|
535 | if (need_blend) |
|
|
536 | tmp_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, 32); |
|
|
537 | else |
316 | else |
538 | { |
317 | img->repeat_mode (RepeatNone); |
539 | if (image.flags & IM_TILE) |
318 | img->sub_rect (-x, -y, parent_width, parent_height)->replace (img); |
540 | { |
|
|
541 | new_pmap_width = min (image_width, target_width); |
|
|
542 | new_pmap_height = min (image_height, target_height); |
|
|
543 | } |
|
|
544 | |
319 | |
545 | if (bg_pixmap == None |
320 | if (bg_img) |
546 | || bg_pmap_width != new_pmap_width |
321 | img->draw (bg_img, PictOpOver, image.alpha * 1. / 0xffff); |
547 | || bg_pmap_height != new_pmap_height) |
|
|
548 | { |
|
|
549 | if (bg_pixmap) |
|
|
550 | XFreePixmap (dpy, bg_pixmap); |
|
|
551 | bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth); |
|
|
552 | bg_pmap_width = new_pmap_width; |
|
|
553 | bg_pmap_height = new_pmap_height; |
|
|
554 | } |
|
|
555 | |
322 | |
556 | tmp_pixmap = bg_pixmap; |
|
|
557 | } |
|
|
558 | |
|
|
559 | gcv.foreground = pix_colors[Color_bg]; |
|
|
560 | gc = XCreateGC (dpy, tmp_pixmap, GCForeground, &gcv); |
|
|
561 | |
|
|
562 | if (gc) |
|
|
563 | { |
|
|
564 | if (image.flags & IM_TILE) |
|
|
565 | { |
|
|
566 | Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, need_blend ? 32 : depth); |
|
|
567 | pixbuf_to_pixmap (result, tile, gc, |
|
|
568 | 0, 0, |
|
|
569 | 0, 0, |
|
|
570 | image_width, image_height, need_blend); |
|
|
571 | |
|
|
572 | gcv.tile = tile; |
|
|
573 | gcv.fill_style = FillTiled; |
|
|
574 | gcv.ts_x_origin = x; |
|
|
575 | gcv.ts_y_origin = y; |
|
|
576 | XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv); |
|
|
577 | |
|
|
578 | XFillRectangle (dpy, tmp_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height); |
|
|
579 | XFreePixmap (dpy, tile); |
|
|
580 | } |
|
|
581 | else |
|
|
582 | { |
|
|
583 | int src_x, src_y, dst_x, dst_y; |
|
|
584 | int dst_width, dst_height; |
|
|
585 | |
|
|
586 | src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width ); |
|
|
587 | src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height); |
|
|
588 | |
|
|
589 | if (dst_x > 0 || dst_y > 0 |
|
|
590 | || dst_x + dst_width < new_pmap_width |
|
|
591 | || dst_y + dst_height < new_pmap_height) |
|
|
592 | XFillRectangle (dpy, tmp_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height); |
|
|
593 | |
|
|
594 | if (dst_x < new_pmap_width && dst_y < new_pmap_height) |
|
|
595 | pixbuf_to_pixmap (result, tmp_pixmap, gc, |
|
|
596 | src_x, src_y, |
|
|
597 | dst_x, dst_y, |
|
|
598 | dst_width, dst_height, need_blend); |
|
|
599 | } |
|
|
600 | |
|
|
601 | #if XRENDER |
|
|
602 | if (need_blend) |
|
|
603 | { |
|
|
604 | XRenderPictFormat *argb_format = XRenderFindStandardFormat (dpy, PictStandardARGB32); |
|
|
605 | XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); |
323 | XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); |
|
|
324 | img->convert_format (format, pix_colors [Color_bg])->replace (img); |
606 | |
325 | |
607 | Picture src = XRenderCreatePicture (dpy, tmp_pixmap, argb_format, 0, 0); |
326 | delete bg_img; |
|
|
327 | bg_img = img; |
608 | |
328 | |
609 | Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0); |
|
|
610 | |
|
|
611 | Picture mask = create_xrender_mask (dpy, vt, False, False); |
|
|
612 | |
|
|
613 | XRenderColor mask_c; |
|
|
614 | |
|
|
615 | mask_c.alpha = 0x8000; |
|
|
616 | mask_c.red = |
|
|
617 | mask_c.green = |
|
|
618 | mask_c.blue = 0; |
|
|
619 | XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1); |
|
|
620 | |
|
|
621 | XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height); |
|
|
622 | |
|
|
623 | XRenderFreePicture (dpy, src); |
|
|
624 | XRenderFreePicture (dpy, dst); |
|
|
625 | XRenderFreePicture (dpy, mask); |
|
|
626 | } |
|
|
627 | #endif |
|
|
628 | |
|
|
629 | XFreeGC (dpy, gc); |
|
|
630 | |
|
|
631 | ret = true; |
|
|
632 | } |
|
|
633 | |
|
|
634 | if (result != pixbuf) |
|
|
635 | g_object_unref (result); |
|
|
636 | |
|
|
637 | if (need_blend) |
|
|
638 | XFreePixmap (dpy, tmp_pixmap); |
|
|
639 | |
|
|
640 | return ret; |
329 | return true; |
641 | } |
330 | } |
642 | # endif /* HAVE_PIXBUF */ |
|
|
643 | |
331 | |
644 | bool |
332 | rxvt_image::rxvt_image () |
|
|
333 | { |
|
|
334 | alpha = 0xffff; |
|
|
335 | flags = 0; |
|
|
336 | h_scale = |
|
|
337 | v_scale = defaultScale; |
|
|
338 | h_align = |
|
|
339 | v_align = defaultAlign; |
|
|
340 | |
|
|
341 | img = 0; |
|
|
342 | } |
|
|
343 | |
|
|
344 | void |
645 | rxvt_image::set_file (const char *file) |
345 | rxvt_image::set_file_geometry (rxvt_screen *s, const char *file) |
646 | { |
346 | { |
647 | if (!file || !*file) |
347 | if (!file || !*file) |
648 | return false; |
348 | return; |
649 | |
349 | |
650 | bool ret = false; |
|
|
651 | const char *p = strchr (file, ';'); |
350 | const char *p = strchr (file, ';'); |
652 | |
351 | |
653 | if (p) |
352 | if (p) |
654 | { |
353 | { |
655 | size_t len = p - file; |
354 | size_t len = p - file; |
… | |
… | |
657 | memcpy (f, file, len); |
356 | memcpy (f, file, len); |
658 | f[len] = '\0'; |
357 | f[len] = '\0'; |
659 | file = f; |
358 | file = f; |
660 | } |
359 | } |
661 | |
360 | |
662 | # ifdef HAVE_PIXBUF |
361 | set_file (s, file); |
663 | GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL); |
362 | alpha = 0x8000; |
664 | if (image) |
|
|
665 | { |
|
|
666 | if (pixbuf) |
|
|
667 | g_object_unref (pixbuf); |
|
|
668 | pixbuf = image; |
|
|
669 | ret = true; |
|
|
670 | } |
|
|
671 | # endif |
|
|
672 | |
|
|
673 | if (ret) |
|
|
674 | { |
|
|
675 | flags = IM_IS_SET | IM_IS_SIZE_SENSITIVE; |
|
|
676 | h_scale = v_scale = defaultScale; |
|
|
677 | h_align = v_align = defaultAlign; |
|
|
678 | |
|
|
679 | if (p) |
|
|
680 | set_geometry (p + 1); |
363 | set_geometry (p ? p + 1 : ""); |
681 | } |
364 | } |
682 | |
365 | |
683 | return ret; |
366 | void |
|
|
367 | rxvt_image::set_file (rxvt_screen *s, const char *file) |
|
|
368 | { |
|
|
369 | rxvt_img *img2 = rxvt_img::new_from_file (s, file); |
|
|
370 | delete img; |
|
|
371 | img = img2; |
684 | } |
372 | } |
685 | |
373 | |
686 | # endif /* BG_IMAGE_FROM_FILE */ |
374 | # endif /* BG_IMAGE_FROM_FILE */ |
687 | |
375 | |
688 | # ifdef ENABLE_TRANSPARENCY |
|
|
689 | bool |
376 | bool |
690 | rxvt_term::bg_set_blur (const char *geom) |
377 | image_effects::set_blur (const char *geom) |
691 | { |
378 | { |
692 | bool changed = false; |
379 | bool changed = false; |
693 | unsigned int hr, vr; |
380 | unsigned int hr, vr; |
694 | int junk; |
381 | int junk; |
695 | int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr); |
382 | int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr); |
… | |
… | |
716 | |
403 | |
717 | return changed; |
404 | return changed; |
718 | } |
405 | } |
719 | |
406 | |
720 | bool |
407 | bool |
721 | rxvt_term::bg_set_tint (rxvt_color &new_tint) |
408 | image_effects::set_tint (const rxvt_color &new_tint) |
722 | { |
409 | { |
723 | if (!(bg_flags & BG_TINT_SET) || tint != new_tint) |
410 | if (!tint_set || tint != new_tint) |
724 | { |
411 | { |
725 | tint = new_tint; |
412 | tint = new_tint; |
726 | bg_flags |= BG_TINT_SET; |
413 | tint_set = true; |
727 | |
|
|
728 | rgba c; |
|
|
729 | tint.get (c); |
|
|
730 | if ((c.r <= 0x00ff || c.r >= 0xff00) |
|
|
731 | && (c.g <= 0x00ff || c.g >= 0xff00) |
|
|
732 | && (c.b <= 0x00ff || c.b >= 0xff00)) |
|
|
733 | bg_flags |= BG_TINT_BITAND; |
|
|
734 | else |
|
|
735 | bg_flags &= ~BG_TINT_BITAND; |
|
|
736 | |
414 | |
737 | return true; |
415 | return true; |
738 | } |
416 | } |
739 | |
417 | |
740 | return false; |
418 | return false; |
741 | } |
419 | } |
742 | |
420 | |
743 | bool |
421 | bool |
744 | rxvt_term::bg_set_shade (const char *shade_str) |
422 | image_effects::set_shade (const char *shade_str) |
745 | { |
423 | { |
746 | int new_shade = atoi (shade_str); |
424 | int new_shade = atoi (shade_str); |
747 | |
425 | |
748 | clamp_it (new_shade, -100, 200); |
426 | clamp_it (new_shade, -100, 200); |
749 | if (new_shade < 0) |
427 | if (new_shade < 0) |
… | |
… | |
756 | } |
434 | } |
757 | |
435 | |
758 | return false; |
436 | return false; |
759 | } |
437 | } |
760 | |
438 | |
761 | #if XRENDER |
439 | # if BG_IMAGE_FROM_ROOT |
762 | static void |
|
|
763 | get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params) |
|
|
764 | { |
|
|
765 | double sigma = radius / 2.0; |
|
|
766 | double scale = sqrt (2.0 * M_PI) * sigma; |
|
|
767 | double sum = 0.0; |
|
|
768 | |
|
|
769 | for (int i = 0; i < width; i++) |
|
|
770 | { |
|
|
771 | double x = i - width / 2; |
|
|
772 | kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale; |
|
|
773 | sum += kernel[i]; |
|
|
774 | } |
|
|
775 | |
|
|
776 | params[0] = XDoubleToFixed (width); |
|
|
777 | params[1] = XDoubleToFixed (1); |
|
|
778 | |
|
|
779 | for (int i = 0; i < width; i++) |
|
|
780 | params[i+2] = XDoubleToFixed (kernel[i] / sum); |
|
|
781 | } |
|
|
782 | #endif |
|
|
783 | |
|
|
784 | bool |
|
|
785 | rxvt_term::blur_pixmap (Pixmap pixmap, int width, int height) |
|
|
786 | { |
|
|
787 | bool ret = false; |
|
|
788 | #if XRENDER |
|
|
789 | if (!(bg_flags & BG_HAS_RENDER_CONV)) |
|
|
790 | return false; |
|
|
791 | |
|
|
792 | int size = max (h_blurRadius, v_blurRadius) * 2 + 1; |
|
|
793 | double *kernel = (double *)malloc (size * sizeof (double)); |
|
|
794 | XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed)); |
|
|
795 | |
|
|
796 | XRenderPictureAttributes pa; |
|
|
797 | XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); |
|
|
798 | |
|
|
799 | pa.repeat = RepeatPad; |
|
|
800 | Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa); |
|
|
801 | Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth); |
|
|
802 | Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa); |
|
|
803 | XFreePixmap (dpy, tmp); |
|
|
804 | |
|
|
805 | if (kernel && params) |
|
|
806 | { |
|
|
807 | size = h_blurRadius * 2 + 1; |
|
|
808 | get_gaussian_kernel (h_blurRadius, size, kernel, params); |
|
|
809 | |
|
|
810 | XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2); |
|
|
811 | XRenderComposite (dpy, |
|
|
812 | PictOpSrc, |
|
|
813 | src, |
|
|
814 | None, |
|
|
815 | dst, |
|
|
816 | 0, 0, |
|
|
817 | 0, 0, |
|
|
818 | 0, 0, |
|
|
819 | width, height); |
|
|
820 | |
|
|
821 | ::swap (src, dst); |
|
|
822 | |
|
|
823 | size = v_blurRadius * 2 + 1; |
|
|
824 | get_gaussian_kernel (v_blurRadius, size, kernel, params); |
|
|
825 | ::swap (params[0], params[1]); |
|
|
826 | |
|
|
827 | XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2); |
|
|
828 | XRenderComposite (dpy, |
|
|
829 | PictOpSrc, |
|
|
830 | src, |
|
|
831 | None, |
|
|
832 | dst, |
|
|
833 | 0, 0, |
|
|
834 | 0, 0, |
|
|
835 | 0, 0, |
|
|
836 | width, height); |
|
|
837 | |
|
|
838 | ret = true; |
|
|
839 | } |
|
|
840 | |
|
|
841 | free (kernel); |
|
|
842 | free (params); |
|
|
843 | XRenderFreePicture (dpy, src); |
|
|
844 | XRenderFreePicture (dpy, dst); |
|
|
845 | #endif |
|
|
846 | return ret; |
|
|
847 | } |
|
|
848 | |
|
|
849 | bool |
|
|
850 | rxvt_term::tint_pixmap (Pixmap pixmap, int width, int height) |
|
|
851 | { |
|
|
852 | bool ret = false; |
|
|
853 | |
|
|
854 | if (shade == 100 && (bg_flags & BG_TINT_BITAND)) |
|
|
855 | { |
|
|
856 | XGCValues gcv; |
|
|
857 | GC gc; |
|
|
858 | |
|
|
859 | /* In this case we can tint image server-side getting significant |
|
|
860 | * performance improvements, as we eliminate XImage transfer |
|
|
861 | */ |
|
|
862 | gcv.foreground = Pixel (tint); |
|
|
863 | gcv.function = GXand; |
|
|
864 | gcv.fill_style = FillSolid; |
|
|
865 | gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv); |
|
|
866 | if (gc) |
|
|
867 | { |
|
|
868 | XFillRectangle (dpy, pixmap, gc, 0, 0, width, height); |
|
|
869 | ret = true; |
|
|
870 | XFreeGC (dpy, gc); |
|
|
871 | } |
|
|
872 | } |
|
|
873 | # if XRENDER |
|
|
874 | else if (bg_flags & BG_HAS_RENDER) |
|
|
875 | { |
|
|
876 | rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC); |
|
|
877 | |
|
|
878 | if (bg_flags & BG_TINT_SET) |
|
|
879 | tint.get (c); |
|
|
880 | |
|
|
881 | if (shade <= 100) |
|
|
882 | { |
|
|
883 | c.r = c.r * shade / 100; |
|
|
884 | c.g = c.g * shade / 100; |
|
|
885 | c.b = c.b * shade / 100; |
|
|
886 | } |
|
|
887 | else |
|
|
888 | { |
|
|
889 | c.r = c.r * (200 - shade) / 100; |
|
|
890 | c.g = c.g * (200 - shade) / 100; |
|
|
891 | c.b = c.b * (200 - shade) / 100; |
|
|
892 | } |
|
|
893 | |
|
|
894 | XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); |
|
|
895 | |
|
|
896 | Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0); |
|
|
897 | |
|
|
898 | Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False); |
|
|
899 | |
|
|
900 | Picture mask_pic = create_xrender_mask (dpy, pixmap, True, True); |
|
|
901 | |
|
|
902 | XRenderColor mask_c; |
|
|
903 | |
|
|
904 | mask_c.alpha = 0xffff; |
|
|
905 | mask_c.red = |
|
|
906 | mask_c.green = |
|
|
907 | mask_c.blue = 0; |
|
|
908 | XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1); |
|
|
909 | |
|
|
910 | mask_c.alpha = 0; |
|
|
911 | mask_c.red = 0xffff - c.r; |
|
|
912 | mask_c.green = 0xffff - c.g; |
|
|
913 | mask_c.blue = 0xffff - c.b; |
|
|
914 | XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1); |
|
|
915 | |
|
|
916 | XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height); |
|
|
917 | |
|
|
918 | if (shade > 100) |
|
|
919 | { |
|
|
920 | mask_c.alpha = 0; |
|
|
921 | mask_c.red = |
|
|
922 | mask_c.green = |
|
|
923 | mask_c.blue = 0xffff * (shade - 100) / 100; |
|
|
924 | XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1); |
|
|
925 | |
|
|
926 | XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height); |
|
|
927 | } |
|
|
928 | |
|
|
929 | ret = true; |
|
|
930 | |
|
|
931 | XRenderFreePicture (dpy, mask_pic); |
|
|
932 | XRenderFreePicture (dpy, overlay_pic); |
|
|
933 | XRenderFreePicture (dpy, back_pic); |
|
|
934 | } |
|
|
935 | # endif |
|
|
936 | |
|
|
937 | return ret; |
|
|
938 | } |
|
|
939 | |
|
|
940 | /* |
440 | /* |
941 | * Builds a pixmap of the same size as the terminal window that contains |
441 | * Builds a pixmap of the same size as the terminal window that contains |
942 | * the tiled portion of the root pixmap that is supposed to be covered by |
442 | * the tiled portion of the root pixmap that is supposed to be covered by |
943 | * our window. |
443 | * our window. |
944 | */ |
444 | */ |
945 | bool |
445 | bool |
946 | rxvt_term::make_transparency_pixmap () |
446 | rxvt_term::render_root_image () |
947 | { |
447 | { |
948 | bool ret = false; |
|
|
949 | |
|
|
950 | /* root dimensions may change from call to call - but Display structure should |
448 | /* root dimensions may change from call to call - but Display structure should |
951 | * be always up-to-date, so let's use it : |
449 | * be always up-to-date, so let's use it : |
952 | */ |
450 | */ |
953 | int screen = display->screen; |
451 | int screen = display->screen; |
954 | int root_depth = DefaultDepth (dpy, screen); |
|
|
955 | int root_width = DisplayWidth (dpy, screen); |
452 | int root_width = DisplayWidth (dpy, screen); |
956 | int root_height = DisplayHeight (dpy, screen); |
453 | int root_height = DisplayHeight (dpy, screen); |
957 | unsigned int root_pmap_width, root_pmap_height; |
|
|
958 | int window_width = szHint.width; |
454 | int parent_width = szHint.width; |
959 | int window_height = szHint.height; |
455 | int parent_height = szHint.height; |
960 | int sx, sy; |
456 | int sx, sy; |
961 | XGCValues gcv; |
|
|
962 | GC gc; |
|
|
963 | |
457 | |
964 | sx = target_x; |
458 | sx = parent_x; |
965 | sy = target_y; |
459 | sy = parent_y; |
|
|
460 | |
|
|
461 | if (!root_img) |
|
|
462 | return false; |
966 | |
463 | |
967 | /* check if we are outside of the visible part of the virtual screen : */ |
464 | /* check if we are outside of the visible part of the virtual screen : */ |
968 | if (sx + window_width <= 0 || sy + window_height <= 0 |
465 | if (sx + parent_width <= 0 || sy + parent_height <= 0 |
969 | || sx >= root_width || sy >= root_height) |
466 | || sx >= root_width || sy >= root_height) |
970 | return 0; |
467 | return 0; |
971 | |
468 | |
972 | // validate root pixmap and get its size |
469 | while (sx < 0) sx += root_img->w; |
973 | if (root_pixmap != None) |
470 | while (sy < 0) sy += root_img->h; |
974 | { |
|
|
975 | Window wdummy; |
|
|
976 | int idummy; |
|
|
977 | unsigned int udummy; |
|
|
978 | |
471 | |
979 | allowedxerror = -1; |
472 | rxvt_img *img = root_img->sub_rect (sx, sy, parent_width, parent_height); |
980 | |
473 | |
981 | if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy)) |
474 | if (root_effects.need_blur ()) |
982 | root_pixmap = None; |
475 | img->blur (root_effects.h_blurRadius, root_effects.v_blurRadius)->replace (img); |
983 | |
476 | |
984 | allowedxerror = 0; |
477 | if (root_effects.need_tint ()) |
985 | } |
478 | tint_image (img, root_effects.tint, root_effects.tint_set, root_effects.shade); |
986 | |
479 | |
987 | Pixmap recoded_root_pmap = root_pixmap; |
|
|
988 | |
|
|
989 | if (root_pixmap != None && root_depth != depth) |
|
|
990 | { |
|
|
991 | #if XRENDER |
|
|
992 | if (bg_flags & BG_HAS_RENDER) |
|
|
993 | { |
|
|
994 | recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth); |
|
|
995 | |
|
|
996 | XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen)); |
|
|
997 | Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0); |
|
|
998 | |
|
|
999 | XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual); |
480 | XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); |
1000 | Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, 0); |
481 | img->convert_format (format, pix_colors [Color_bg])->replace (img); |
1001 | |
482 | |
1002 | XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height); |
483 | delete bg_img; |
|
|
484 | bg_img = img; |
1003 | |
485 | |
1004 | XRenderFreePicture (dpy, src); |
|
|
1005 | XRenderFreePicture (dpy, dst); |
|
|
1006 | } |
|
|
1007 | else |
|
|
1008 | #endif |
|
|
1009 | recoded_root_pmap = None; |
|
|
1010 | } |
|
|
1011 | |
|
|
1012 | if (recoded_root_pmap == None) |
|
|
1013 | return 0; |
|
|
1014 | |
|
|
1015 | if (bg_pixmap == None |
|
|
1016 | || bg_pmap_width != window_width |
|
|
1017 | || bg_pmap_height != window_height) |
|
|
1018 | { |
|
|
1019 | if (bg_pixmap) |
|
|
1020 | XFreePixmap (dpy, bg_pixmap); |
|
|
1021 | bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth); |
|
|
1022 | bg_pmap_width = window_width; |
|
|
1023 | bg_pmap_height = window_height; |
|
|
1024 | } |
|
|
1025 | |
|
|
1026 | /* straightforward pixmap copy */ |
|
|
1027 | while (sx < 0) sx += root_pmap_width; |
|
|
1028 | while (sy < 0) sy += root_pmap_height; |
|
|
1029 | |
|
|
1030 | gcv.tile = recoded_root_pmap; |
|
|
1031 | gcv.fill_style = FillTiled; |
|
|
1032 | gcv.ts_x_origin = -sx; |
|
|
1033 | gcv.ts_y_origin = -sy; |
|
|
1034 | gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv); |
|
|
1035 | |
|
|
1036 | if (gc) |
|
|
1037 | { |
|
|
1038 | XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height); |
|
|
1039 | ret = true; |
|
|
1040 | bool need_blur = h_blurRadius && v_blurRadius; |
|
|
1041 | bool need_tint = shade != 100 || (bg_flags & BG_TINT_SET); |
|
|
1042 | |
|
|
1043 | if (!(bg_flags & BG_CLIENT_RENDER)) |
|
|
1044 | { |
|
|
1045 | if (need_blur) |
|
|
1046 | { |
|
|
1047 | if (blur_pixmap (bg_pixmap, window_width, window_height)) |
|
|
1048 | need_blur = false; |
|
|
1049 | } |
|
|
1050 | if (need_tint) |
|
|
1051 | { |
|
|
1052 | if (tint_pixmap (bg_pixmap, window_width, window_height)) |
|
|
1053 | need_tint = false; |
|
|
1054 | } |
|
|
1055 | if (need_tint) |
|
|
1056 | { |
|
|
1057 | XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap); |
|
|
1058 | if (ximage) |
|
|
1059 | { |
|
|
1060 | /* our own client-side tinting */ |
|
|
1061 | tint_ximage (ximage); |
|
|
1062 | |
|
|
1063 | XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height); |
|
|
1064 | XDestroyImage (ximage); |
|
|
1065 | } |
|
|
1066 | } |
|
|
1067 | } /* server side rendering completed */ |
|
|
1068 | |
|
|
1069 | XFreeGC (dpy, gc); |
|
|
1070 | } |
|
|
1071 | |
|
|
1072 | if (recoded_root_pmap != root_pixmap) |
|
|
1073 | XFreePixmap (dpy, recoded_root_pmap); |
|
|
1074 | |
|
|
1075 | return ret; |
486 | return true; |
1076 | } |
487 | } |
1077 | |
488 | |
1078 | void |
489 | void |
1079 | rxvt_term::bg_set_root_pixmap () |
490 | rxvt_term::bg_set_root_pixmap () |
1080 | { |
491 | { |
1081 | Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]); |
492 | delete root_img; |
1082 | if (new_root_pixmap == None) |
493 | root_img = rxvt_img::new_from_root (this); |
1083 | new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]); |
|
|
1084 | |
|
|
1085 | root_pixmap = new_root_pixmap; |
|
|
1086 | } |
494 | } |
1087 | # endif /* ENABLE_TRANSPARENCY */ |
495 | # endif /* BG_IMAGE_FROM_ROOT */ |
1088 | |
496 | |
1089 | bool |
497 | void |
1090 | rxvt_term::bg_render () |
498 | rxvt_term::bg_render () |
1091 | { |
499 | { |
1092 | bg_invalidate (); |
500 | if (bg_flags & BG_INHIBIT_RENDER) |
1093 | # ifdef ENABLE_TRANSPARENCY |
501 | return; |
1094 | if (bg_flags & BG_IS_TRANSPARENT) |
502 | |
|
|
503 | delete bg_img; |
|
|
504 | bg_img = 0; |
|
|
505 | bg_flags &= BG_INHIBIT_RENDER; |
|
|
506 | |
|
|
507 | # if BG_IMAGE_FROM_ROOT |
|
|
508 | if (option (Opt_transparent)) |
1095 | { |
509 | { |
1096 | /* we need to re-generate transparency pixmap in that case ! */ |
510 | /* we need to re-generate transparency pixmap in that case ! */ |
1097 | if (make_transparency_pixmap ()) |
511 | if (render_root_image ()) |
|
|
512 | bg_flags |= BG_IS_VALID | BG_IS_TRANSPARENT; |
|
|
513 | } |
|
|
514 | # endif |
|
|
515 | |
|
|
516 | # if BG_IMAGE_FROM_FILE |
|
|
517 | if (fimage.img) |
|
|
518 | { |
|
|
519 | if (render_image (fimage)) |
1098 | bg_flags |= BG_IS_VALID; |
520 | bg_flags |= BG_IS_VALID; |
1099 | } |
521 | } |
1100 | # endif |
522 | # endif |
1101 | |
|
|
1102 | # ifdef BG_IMAGE_FROM_FILE |
|
|
1103 | if (bg_image.flags & IM_IS_SET) |
|
|
1104 | { |
|
|
1105 | if (render_image (bg_image)) |
|
|
1106 | bg_flags |= BG_IS_VALID; |
|
|
1107 | } |
|
|
1108 | # endif |
|
|
1109 | |
|
|
1110 | if (!(bg_flags & BG_IS_VALID)) |
|
|
1111 | { |
|
|
1112 | if (bg_pixmap != None) |
|
|
1113 | { |
|
|
1114 | XFreePixmap (dpy, bg_pixmap); |
|
|
1115 | bg_pixmap = None; |
|
|
1116 | } |
|
|
1117 | } |
|
|
1118 | |
523 | |
1119 | scr_recolour (false); |
524 | scr_recolour (false); |
1120 | bg_flags |= BG_NEEDS_REFRESH; |
525 | bg_flags |= BG_NEEDS_REFRESH; |
1121 | |
526 | |
1122 | bg_valid_since = ev::now (); |
527 | bg_valid_since = ev::now (); |
1123 | |
|
|
1124 | return true; |
|
|
1125 | } |
528 | } |
1126 | |
529 | |
1127 | void |
530 | void |
1128 | rxvt_term::bg_init () |
531 | rxvt_term::bg_init () |
1129 | { |
532 | { |
1130 | #ifdef ENABLE_TRANSPARENCY |
533 | #if BG_IMAGE_FROM_ROOT |
1131 | shade = 100; |
534 | if (option (Opt_transparent)) |
|
|
535 | { |
|
|
536 | if (rs [Rs_blurradius]) |
|
|
537 | root_effects.set_blur (rs [Rs_blurradius]); |
|
|
538 | |
|
|
539 | if (ISSET_PIXCOLOR (Color_tint)) |
|
|
540 | root_effects.set_tint (pix_colors_focused [Color_tint]); |
|
|
541 | |
|
|
542 | if (rs [Rs_shade]) |
|
|
543 | root_effects.set_shade (rs [Rs_shade]); |
|
|
544 | |
|
|
545 | bg_set_root_pixmap (); |
|
|
546 | XSelectInput (dpy, display->root, PropertyChangeMask); |
|
|
547 | rootwin_ev.start (display, display->root); |
|
|
548 | } |
1132 | #endif |
549 | #endif |
1133 | |
550 | |
1134 | bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV); |
551 | #if BG_IMAGE_FROM_FILE |
1135 | #if XRENDER |
552 | if (rs[Rs_backgroundPixmap]) |
1136 | int major, minor; |
|
|
1137 | if (XRenderQueryVersion (dpy, &major, &minor)) |
|
|
1138 | bg_flags |= BG_HAS_RENDER; |
|
|
1139 | XFilters *filters = XRenderQueryFilters (dpy, vt); |
|
|
1140 | if (filters) |
|
|
1141 | { |
553 | { |
1142 | for (int i = 0; i < filters->nfilter; i++) |
554 | fimage.set_file_geometry (this, rs[Rs_backgroundPixmap]); |
1143 | if (!strcmp (filters->filter[i], FilterConvolution)) |
555 | if (!bg_window_position_sensitive ()) |
1144 | bg_flags |= BG_HAS_RENDER_CONV; |
556 | update_background (); |
1145 | |
|
|
1146 | XFree (filters); |
|
|
1147 | } |
557 | } |
1148 | #endif |
558 | #endif |
1149 | } |
559 | } |
1150 | |
560 | |
1151 | #endif /* HAVE_BG_PIXMAP */ |
|
|
1152 | |
|
|
1153 | #ifdef ENABLE_TRANSPARENCY |
|
|
1154 | /* based on code from aterm-0.4.2 */ |
|
|
1155 | |
|
|
1156 | static inline void |
|
|
1157 | fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high) |
|
|
1158 | { |
|
|
1159 | for (int i = 0; i <= mask >> sh; i++) |
|
|
1160 | { |
|
|
1161 | uint32_t tmp; |
|
|
1162 | tmp = i * high; |
|
|
1163 | tmp += (mask >> sh) * low; |
|
|
1164 | lookup[i] = (tmp / 0xffff) << sh; |
|
|
1165 | } |
|
|
1166 | } |
|
|
1167 | |
|
|
1168 | void |
561 | void |
1169 | rxvt_term::tint_ximage (XImage *ximage) |
562 | rxvt_term::tint_image (rxvt_img *img, rxvt_color &tint, bool tint_set, int shade) |
1170 | { |
563 | { |
1171 | unsigned int size_r, size_g, size_b; |
|
|
1172 | int sh_r, sh_g, sh_b; |
|
|
1173 | uint32_t mask_r, mask_g, mask_b; |
|
|
1174 | uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b; |
|
|
1175 | unsigned short low; |
|
|
1176 | int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst; |
|
|
1177 | |
|
|
1178 | if (visual->c_class != TrueColor || ximage->format != ZPixmap) return; |
|
|
1179 | |
|
|
1180 | /* for convenience */ |
|
|
1181 | mask_r = visual->red_mask; |
|
|
1182 | mask_g = visual->green_mask; |
|
|
1183 | mask_b = visual->blue_mask; |
|
|
1184 | |
|
|
1185 | /* boring lookup table pre-initialization */ |
|
|
1186 | sh_r = ecb_ctz32 (mask_r); |
|
|
1187 | sh_g = ecb_ctz32 (mask_g); |
|
|
1188 | sh_b = ecb_ctz32 (mask_b); |
|
|
1189 | |
|
|
1190 | size_r = mask_r >> sh_r; |
|
|
1191 | size_g = mask_g >> sh_g; |
|
|
1192 | size_b = mask_b >> sh_b; |
|
|
1193 | |
|
|
1194 | if (size_r++ > 255 || size_g++ > 255 || size_b++ > 255) |
|
|
1195 | return; |
|
|
1196 | |
|
|
1197 | lookup = (uint32_t *)malloc (sizeof (uint32_t) * (size_r + size_g + size_b)); |
|
|
1198 | lookup_r = lookup; |
|
|
1199 | lookup_g = lookup + size_r; |
|
|
1200 | lookup_b = lookup + size_r + size_g; |
|
|
1201 | |
|
|
1202 | rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC); |
564 | rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC); |
1203 | |
565 | |
1204 | if (bg_flags & BG_TINT_SET) |
566 | if (tint_set) |
1205 | tint.get (c); |
567 | tint.get (c); |
1206 | |
568 | |
1207 | /* prepare limits for color transformation (each channel is handled separately) */ |
|
|
1208 | if (shade > 100) |
569 | if (shade > 100) |
1209 | { |
570 | { |
1210 | c.r = c.r * (200 - shade) / 100; |
571 | c.r = c.r * (200 - shade) / 100; |
1211 | c.g = c.g * (200 - shade) / 100; |
572 | c.g = c.g * (200 - shade) / 100; |
1212 | c.b = c.b * (200 - shade) / 100; |
573 | c.b = c.b * (200 - shade) / 100; |
1213 | |
|
|
1214 | low = 0xffff * (shade - 100) / 100; |
|
|
1215 | } |
574 | } |
1216 | else |
575 | else |
1217 | { |
576 | { |
1218 | c.r = c.r * shade / 100; |
577 | c.r = c.r * shade / 100; |
1219 | c.g = c.g * shade / 100; |
578 | c.g = c.g * shade / 100; |
1220 | c.b = c.b * shade / 100; |
579 | c.b = c.b * shade / 100; |
1221 | |
|
|
1222 | low = 0; |
|
|
1223 | } |
|
|
1224 | |
|
|
1225 | /* fill our lookup tables */ |
|
|
1226 | fill_lut (lookup_r, mask_r, sh_r, low, c.r); |
|
|
1227 | fill_lut (lookup_g, mask_g, sh_g, low, c.g); |
|
|
1228 | fill_lut (lookup_b, mask_b, sh_b, low, c.b); |
|
|
1229 | |
|
|
1230 | /* apply table to input image (replacing colors by newly calculated ones) */ |
|
|
1231 | if (ximage->bits_per_pixel == 32 |
|
|
1232 | && ximage->byte_order == host_byte_order) |
|
|
1233 | { |
580 | } |
1234 | char *line = ximage->data; |
|
|
1235 | |
581 | |
1236 | for (int y = 0; y < ximage->height; y++) |
582 | img->contrast (c.r, c.g, c.b, c.a); |
1237 | { |
583 | |
1238 | uint32_t *p = (uint32_t *)line; |
584 | if (shade > 100) |
1239 | for (int x = 0; x < ximage->width; x++) |
|
|
1240 | { |
|
|
1241 | *p = lookup_r[(*p & mask_r) >> sh_r] | |
|
|
1242 | lookup_g[(*p & mask_g) >> sh_g] | |
|
|
1243 | lookup_b[(*p & mask_b) >> sh_b]; |
|
|
1244 | p++; |
|
|
1245 | } |
|
|
1246 | line += ximage->bytes_per_line; |
|
|
1247 | } |
|
|
1248 | } |
585 | { |
1249 | else |
586 | c.a = 0xffff; |
|
|
587 | c.r = |
|
|
588 | c.g = |
|
|
589 | c.b = 0xffff * (shade - 100) / 100; |
|
|
590 | img->brightness (c.r, c.g, c.b, c.a); |
1250 | { |
591 | } |
1251 | for (int y = 0; y < ximage->height; y++) |
|
|
1252 | for (int x = 0; x < ximage->width; x++) |
|
|
1253 | { |
|
|
1254 | unsigned long pixel = XGetPixel (ximage, x, y); |
|
|
1255 | pixel = lookup_r[(pixel & mask_r) >> sh_r] | |
|
|
1256 | lookup_g[(pixel & mask_g) >> sh_g] | |
|
|
1257 | lookup_b[(pixel & mask_b) >> sh_b]; |
|
|
1258 | XPutPixel (ximage, x, y, pixel); |
|
|
1259 | } |
|
|
1260 | } |
|
|
1261 | |
|
|
1262 | free (lookup); |
|
|
1263 | } |
592 | } |
1264 | #endif /* ENABLE_TRANSPARENCY */ |
593 | |
|
|
594 | #endif /* HAVE_BG_PIXMAP */ |