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 | { |
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33 | # if BG_IMAGE_FROM_ROOT |
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34 | delete root_img; |
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35 | root_img = 0; |
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36 | # endif |
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37 | |
63 | # ifdef BG_IMAGE_FROM_FILE |
38 | # if BG_IMAGE_FROM_FILE |
64 | for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++) |
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65 | bg_image->destroy (); |
39 | fimage.destroy (); |
66 | # endif |
40 | # endif |
67 | |
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68 | if (bg_pixmap) |
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69 | XFreePixmap (dpy, bg_pixmap); |
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70 | } |
41 | } |
71 | |
42 | |
72 | bool |
43 | bool |
73 | rxvt_term::bg_set_position (int x, int y) |
44 | rxvt_term::bg_window_size_sensitive () |
74 | { |
45 | { |
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46 | # if BG_IMAGE_FROM_ROOT |
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47 | if (root_img) |
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48 | return true; |
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49 | # endif |
75 | |
50 | |
76 | if (target_x != x |
51 | # if BG_IMAGE_FROM_FILE |
77 | || target_y != y) |
52 | if (fimage.img) |
78 | { |
53 | { |
79 | target_x = x; |
54 | if ((fimage.flags & IM_IS_SIZE_SENSITIVE) |
80 | target_y = y; |
55 | || fimage.img->w > szHint.width |
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56 | || fimage.img->h > szHint.height) |
81 | return true; |
57 | return true; |
82 | } |
58 | } |
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59 | # endif |
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60 | |
83 | return false; |
61 | return false; |
84 | } |
62 | } |
85 | |
63 | |
86 | bool |
64 | bool |
87 | rxvt_term::bg_window_size_sensitive () |
65 | rxvt_term::bg_window_position_sensitive () |
88 | { |
66 | { |
89 | # ifdef ENABLE_TRANSPARENCY |
67 | # if BG_IMAGE_FROM_ROOT |
90 | if (bg_flags & BG_IS_TRANSPARENT) |
68 | if (root_img) |
91 | return true; |
69 | return true; |
92 | # endif |
70 | # endif |
93 | |
71 | |
94 | # ifdef BG_IMAGE_FROM_FILE |
72 | # if BG_IMAGE_FROM_FILE |
95 | for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++) |
73 | if (fimage.img) |
96 | { |
74 | { |
97 | if ((bg_image->flags & IM_IS_SIZE_SENSITIVE) |
75 | if (fimage.flags & IM_ROOT_ALIGN) |
98 | || bg_image->width () > szHint.width |
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99 | || bg_image->height () > szHint.height) |
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100 | return true; |
76 | return true; |
101 | } |
77 | } |
102 | # endif |
78 | # endif |
103 | |
79 | |
104 | return false; |
80 | return false; |
105 | } |
81 | } |
106 | |
82 | |
107 | bool |
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108 | rxvt_term::bg_window_position_sensitive () |
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109 | { |
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110 | # ifdef ENABLE_TRANSPARENCY |
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111 | if (bg_flags & BG_IS_TRANSPARENT) |
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112 | return true; |
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113 | # endif |
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114 | |
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115 | # ifdef BG_IMAGE_FROM_FILE |
83 | # if BG_IMAGE_FROM_FILE |
116 | for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++) |
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117 | { |
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118 | if (bg_image->flags & IM_ROOT_ALIGN) |
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119 | return true; |
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120 | } |
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121 | # endif |
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122 | |
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123 | return false; |
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124 | } |
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125 | |
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126 | # ifdef BG_IMAGE_FROM_FILE |
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127 | static inline int |
84 | static inline int |
128 | make_align_position (int align, int window_size, int image_size) |
85 | make_align_position (int align, int window_size, int image_size) |
129 | { |
86 | { |
130 | if (align >= 0 && align <= 100) |
87 | if (align >= 0 && align <= 100) |
131 | return lerp (0, window_size - image_size, align); |
88 | return lerp (0, window_size - image_size, align); |
132 | else if (align > 100) |
89 | else if (align > 100) |
133 | return lerp (window_size - image_size, window_size, align - 100); |
90 | return lerp (window_size - image_size, window_size, align - 100); |
134 | else |
91 | else |
135 | return lerp (-image_size, 0, align + 100); |
92 | return lerp (-image_size, 0, align + 100); |
136 | } |
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137 | |
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138 | static inline int |
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139 | make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size) |
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140 | { |
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141 | int src_pos = 0; |
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142 | dst_pos = pos; |
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143 | dst_size = size; |
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144 | if (pos < 0) |
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145 | { |
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146 | src_pos = -pos; |
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147 | dst_pos = 0; |
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148 | dst_size += pos; |
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149 | } |
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150 | |
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151 | min_it (dst_size, target_size - dst_pos); |
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152 | return src_pos; |
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153 | } |
93 | } |
154 | |
94 | |
155 | static void |
95 | static void |
156 | 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) |
157 | { |
97 | { |
… | |
… | |
303 | h_align = x; |
243 | h_align = x; |
304 | v_align = y; |
244 | v_align = y; |
305 | changed = true; |
245 | changed = true; |
306 | } |
246 | } |
307 | |
247 | |
308 | if (!(flags & IM_TILE) |
248 | if (is_size_sensitive ()) |
309 | || h_scale || v_scale |
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310 | || (!(flags & IM_ROOT_ALIGN) && (h_align || v_align))) |
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311 | flags |= IM_IS_SIZE_SENSITIVE; |
249 | flags |= IM_IS_SIZE_SENSITIVE; |
312 | else |
250 | else |
313 | flags &= ~IM_IS_SIZE_SENSITIVE; |
251 | flags &= ~IM_IS_SIZE_SENSITIVE; |
314 | |
252 | |
315 | return changed; |
253 | return changed; |
316 | } |
254 | } |
317 | |
255 | |
318 | void |
256 | void |
319 | 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) |
320 | { |
258 | { |
321 | int image_width = image.width (); |
259 | int image_width = image.img->w; |
322 | int image_height = image.height (); |
260 | int image_height = image.img->h; |
323 | int target_width = szHint.width; |
261 | int parent_width = szHint.width; |
324 | int target_height = szHint.height; |
262 | int parent_height = szHint.height; |
325 | int h_scale = min (image.h_scale, 32767 * 100 / target_width); |
263 | int h_scale = min (image.h_scale, 32767 * 100 / parent_width); |
326 | int v_scale = min (image.v_scale, 32767 * 100 / target_height); |
264 | int v_scale = min (image.v_scale, 32767 * 100 / parent_height); |
327 | |
265 | |
328 | w = h_scale * target_width / 100; |
266 | w = h_scale * parent_width / 100; |
329 | h = v_scale * target_height / 100; |
267 | h = v_scale * parent_height / 100; |
330 | |
268 | |
331 | if (image.flags & IM_KEEP_ASPECT) |
269 | if (image.flags & IM_KEEP_ASPECT) |
332 | { |
270 | { |
333 | float scale = (float)w / image_width; |
271 | float scale = (float)w / image_width; |
334 | min_it (scale, (float)h / image_height); |
272 | min_it (scale, (float)h / image_height); |
… | |
… | |
339 | if (!w) w = image_width; |
277 | if (!w) w = image_width; |
340 | if (!h) h = image_height; |
278 | if (!h) h = image_height; |
341 | |
279 | |
342 | if (image.flags & IM_ROOT_ALIGN) |
280 | if (image.flags & IM_ROOT_ALIGN) |
343 | { |
281 | { |
344 | x = -target_x; |
282 | x = -parent_x; |
345 | y = -target_y; |
283 | y = -parent_y; |
346 | } |
284 | } |
347 | else |
285 | else |
348 | { |
286 | { |
349 | x = make_align_position (image.h_align, target_width, w); |
287 | x = make_align_position (image.h_align, parent_width, w); |
350 | y = make_align_position (image.v_align, target_height, h); |
288 | y = make_align_position (image.v_align, parent_height, h); |
351 | } |
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352 | } |
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353 | |
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354 | # ifdef HAVE_PIXBUF |
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355 | bool |
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356 | rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc, |
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357 | int src_x, int src_y, int dst_x, int dst_y, |
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358 | unsigned int width, unsigned int height, bool argb) |
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359 | { |
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360 | XImage *ximage; |
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361 | char *line; |
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362 | int width_r, width_g, width_b, width_a; |
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363 | int sh_r, sh_g, sh_b, sh_a; |
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364 | uint32_t red_mask, green_mask, blue_mask, alpha_mask; |
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365 | int rowstride; |
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366 | int channels; |
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367 | unsigned char *row; |
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368 | |
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369 | if (visual->c_class != TrueColor) |
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370 | return false; |
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371 | |
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372 | if (argb) |
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373 | { |
289 | } |
374 | red_mask = 0xff << 16; |
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375 | green_mask = 0xff << 8; |
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376 | blue_mask = 0xff; |
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377 | alpha_mask = 0xff << 24; |
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378 | } |
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379 | else |
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380 | { |
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381 | red_mask = visual->red_mask; |
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382 | green_mask = visual->green_mask; |
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383 | blue_mask = visual->blue_mask; |
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384 | #if XRENDER |
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385 | XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); |
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386 | if (format) |
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387 | alpha_mask = (uint32_t)format->direct.alphaMask << format->direct.alpha; |
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388 | else |
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389 | #endif |
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390 | alpha_mask = 0; |
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391 | } |
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392 | |
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393 | width_r = ecb_popcount32 (red_mask); |
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394 | width_g = ecb_popcount32 (green_mask); |
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395 | width_b = ecb_popcount32 (blue_mask); |
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396 | width_a = ecb_popcount32 (alpha_mask); |
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397 | |
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398 | if (width_r > 8 || width_g > 8 || width_b > 8 || width_a > 8) |
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399 | return false; |
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400 | |
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401 | sh_r = ecb_ctz32 (red_mask); |
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402 | sh_g = ecb_ctz32 (green_mask); |
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403 | sh_b = ecb_ctz32 (blue_mask); |
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404 | sh_a = ecb_ctz32 (alpha_mask); |
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405 | |
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406 | if (width > 32767 || height > 32767) |
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407 | return false; |
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408 | |
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409 | ximage = XCreateImage (dpy, visual, argb ? 32 : depth, ZPixmap, 0, 0, |
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410 | width, height, 32, 0); |
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411 | if (!ximage) |
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412 | return false; |
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413 | |
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414 | if (height > INT_MAX / ximage->bytes_per_line |
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415 | || !(ximage->data = (char *)malloc (height * ximage->bytes_per_line))) |
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416 | { |
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417 | XDestroyImage (ximage); |
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418 | return false; |
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419 | } |
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420 | |
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421 | ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst; |
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422 | |
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423 | rowstride = gdk_pixbuf_get_rowstride (pixbuf); |
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424 | channels = gdk_pixbuf_get_n_channels (pixbuf); |
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425 | row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels; |
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426 | line = ximage->data; |
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427 | |
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428 | rgba c (0, 0, 0); |
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429 | |
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430 | if (channels == 4 && alpha_mask == 0) |
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431 | { |
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432 | pix_colors[Color_bg].get (c); |
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433 | c.r >>= 8; |
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434 | c.g >>= 8; |
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435 | c.b >>= 8; |
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436 | } |
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437 | |
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438 | for (int y = 0; y < height; y++) |
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439 | { |
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440 | for (int x = 0; x < width; x++) |
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441 | { |
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442 | unsigned char *pixel = row + x * channels; |
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443 | uint32_t value; |
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444 | unsigned char r, g, b, a; |
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445 | |
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446 | if (channels == 4) |
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447 | { |
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448 | a = pixel[3]; |
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449 | r = (pixel[0] * a + c.r * (0xff - a)) / 0xff; |
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450 | g = (pixel[1] * a + c.g * (0xff - a)) / 0xff; |
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451 | b = (pixel[2] * a + c.b * (0xff - a)) / 0xff; |
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452 | } |
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453 | else |
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454 | { |
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455 | a = 0xff; |
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456 | r = pixel[0]; |
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457 | g = pixel[1]; |
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458 | b = pixel[2]; |
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459 | } |
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460 | |
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461 | value = ((r >> (8 - width_r)) << sh_r) |
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462 | | ((g >> (8 - width_g)) << sh_g) |
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463 | | ((b >> (8 - width_b)) << sh_b) |
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464 | | ((a >> (8 - width_a)) << sh_a); |
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465 | |
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466 | if (ximage->bits_per_pixel == 32) |
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467 | ((uint32_t *)line)[x] = value; |
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468 | else |
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469 | XPutPixel (ximage, x, y, value); |
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470 | } |
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471 | |
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472 | row += rowstride; |
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473 | line += ximage->bytes_per_line; |
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474 | } |
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475 | |
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476 | XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height); |
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477 | XDestroyImage (ximage); |
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478 | return true; |
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479 | } |
290 | } |
480 | |
291 | |
481 | bool |
292 | bool |
482 | rxvt_term::render_image (rxvt_image &image) |
293 | rxvt_term::render_image (rxvt_image &image) |
483 | { |
294 | { |
484 | GdkPixbuf *pixbuf = image.pixbuf; |
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485 | if (!pixbuf) |
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486 | return false; |
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487 | |
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488 | bool need_blend = bg_flags & BG_IS_VALID; |
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489 | |
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490 | if (need_blend |
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491 | && !(bg_flags & BG_HAS_RENDER)) |
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492 | return false; |
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493 | |
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494 | GdkPixbuf *result; |
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495 | |
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496 | int image_width = gdk_pixbuf_get_width (pixbuf); |
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497 | int image_height = gdk_pixbuf_get_height (pixbuf); |
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498 | |
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499 | int target_width = szHint.width; |
295 | int parent_width = szHint.width; |
500 | int target_height = szHint.height; |
296 | int parent_height = szHint.height; |
501 | int new_pmap_width = target_width; |
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502 | int new_pmap_height = target_height; |
|
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503 | |
297 | |
504 | int x = 0; |
298 | int x = 0; |
505 | int y = 0; |
299 | int y = 0; |
506 | int w = 0; |
300 | int w = 0; |
507 | int h = 0; |
301 | int h = 0; |
508 | |
302 | |
509 | get_image_geometry (image, w, h, x, y); |
303 | get_image_geometry (image, w, h, x, y); |
510 | |
304 | |
511 | if (!(image.flags & IM_ROOT_ALIGN) |
305 | if (!(image.flags & IM_ROOT_ALIGN) |
512 | && (x >= target_width |
306 | && (x >= parent_width |
513 | || y >= target_height |
307 | || y >= parent_height |
514 | || x + w <= 0 |
308 | || x + w <= 0 |
515 | || y + h <= 0)) |
309 | || y + h <= 0)) |
516 | return false; |
310 | return false; |
517 | |
311 | |
518 | result = pixbuf; |
312 | rxvt_img *img = image.img->scale (w, h); |
519 | |
313 | |
520 | if (w != image_width |
314 | if (image.flags & IM_TILE) |
521 | || h != image_height) |
315 | img->repeat_mode (RepeatNormal); |
522 | { |
|
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523 | result = gdk_pixbuf_scale_simple (pixbuf, |
|
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524 | w, h, |
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525 | GDK_INTERP_BILINEAR); |
|
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526 | } |
|
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527 | |
|
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528 | if (!result) |
|
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529 | return false; |
|
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530 | |
|
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531 | bool ret = false; |
|
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532 | |
|
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533 | XGCValues gcv; |
|
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534 | GC gc; |
|
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535 | Pixmap tmp_pixmap; |
|
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536 | |
|
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537 | image_width = gdk_pixbuf_get_width (result); |
|
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538 | image_height = gdk_pixbuf_get_height (result); |
|
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539 | |
|
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540 | if (need_blend) |
|
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541 | tmp_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, 32); |
|
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542 | else |
316 | else |
543 | { |
317 | img->repeat_mode (RepeatNone); |
544 | // optimise bg pixmap size when tiling, but only if there are no |
318 | img->sub_rect (-x, -y, parent_width, parent_height)->replace (img); |
545 | // other pixbufs to render. Otherwise, the bg pixmap size must |
|
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546 | // be equal to the window size. |
|
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547 | if ((image.flags & IM_TILE) |
|
|
548 | && image_vec.size () == 1) |
|
|
549 | { |
|
|
550 | new_pmap_width = min (image_width, target_width); |
|
|
551 | new_pmap_height = min (image_height, target_height); |
|
|
552 | } |
|
|
553 | |
319 | |
554 | if (bg_pixmap == None |
320 | if (bg_img) |
555 | || bg_pmap_width != new_pmap_width |
321 | img->draw (bg_img, PictOpOver, image.alpha * 1. / 0xffff); |
556 | || bg_pmap_height != new_pmap_height) |
|
|
557 | { |
|
|
558 | if (bg_pixmap) |
|
|
559 | XFreePixmap (dpy, bg_pixmap); |
|
|
560 | bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth); |
|
|
561 | bg_pmap_width = new_pmap_width; |
|
|
562 | bg_pmap_height = new_pmap_height; |
|
|
563 | } |
|
|
564 | |
322 | |
565 | tmp_pixmap = bg_pixmap; |
|
|
566 | } |
|
|
567 | |
|
|
568 | gcv.foreground = pix_colors[Color_bg]; |
|
|
569 | gc = XCreateGC (dpy, tmp_pixmap, GCForeground, &gcv); |
|
|
570 | |
|
|
571 | if (gc) |
|
|
572 | { |
|
|
573 | if (image.flags & IM_TILE) |
|
|
574 | { |
|
|
575 | Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, need_blend ? 32 : depth); |
|
|
576 | pixbuf_to_pixmap (result, tile, gc, |
|
|
577 | 0, 0, |
|
|
578 | 0, 0, |
|
|
579 | image_width, image_height, need_blend); |
|
|
580 | |
|
|
581 | gcv.tile = tile; |
|
|
582 | gcv.fill_style = FillTiled; |
|
|
583 | gcv.ts_x_origin = x; |
|
|
584 | gcv.ts_y_origin = y; |
|
|
585 | XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv); |
|
|
586 | |
|
|
587 | XFillRectangle (dpy, tmp_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height); |
|
|
588 | XFreePixmap (dpy, tile); |
|
|
589 | } |
|
|
590 | else |
|
|
591 | { |
|
|
592 | int src_x, src_y, dst_x, dst_y; |
|
|
593 | int dst_width, dst_height; |
|
|
594 | |
|
|
595 | src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width ); |
|
|
596 | src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height); |
|
|
597 | |
|
|
598 | if (dst_x > 0 || dst_y > 0 |
|
|
599 | || dst_x + dst_width < new_pmap_width |
|
|
600 | || dst_y + dst_height < new_pmap_height) |
|
|
601 | XFillRectangle (dpy, tmp_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height); |
|
|
602 | |
|
|
603 | if (dst_x < new_pmap_width && dst_y < new_pmap_height) |
|
|
604 | pixbuf_to_pixmap (result, tmp_pixmap, gc, |
|
|
605 | src_x, src_y, |
|
|
606 | dst_x, dst_y, |
|
|
607 | dst_width, dst_height, need_blend); |
|
|
608 | } |
|
|
609 | |
|
|
610 | #if XRENDER |
|
|
611 | if (need_blend) |
|
|
612 | { |
|
|
613 | XRenderPictFormat *argb_format = XRenderFindStandardFormat (dpy, PictStandardARGB32); |
|
|
614 | XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); |
323 | XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); |
|
|
324 | img->convert_format (format, pix_colors [Color_bg])->replace (img); |
615 | |
325 | |
616 | Picture src = XRenderCreatePicture (dpy, tmp_pixmap, argb_format, 0, 0); |
326 | delete bg_img; |
|
|
327 | bg_img = img; |
617 | |
328 | |
618 | Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0); |
|
|
619 | |
|
|
620 | Picture mask = create_xrender_mask (dpy, vt, False, False); |
|
|
621 | |
|
|
622 | XRenderColor mask_c; |
|
|
623 | |
|
|
624 | mask_c.alpha = image.alpha; |
|
|
625 | mask_c.red = |
|
|
626 | mask_c.green = |
|
|
627 | mask_c.blue = 0; |
|
|
628 | XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1); |
|
|
629 | |
|
|
630 | XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height); |
|
|
631 | |
|
|
632 | XRenderFreePicture (dpy, src); |
|
|
633 | XRenderFreePicture (dpy, dst); |
|
|
634 | XRenderFreePicture (dpy, mask); |
|
|
635 | } |
|
|
636 | #endif |
|
|
637 | |
|
|
638 | XFreeGC (dpy, gc); |
|
|
639 | |
|
|
640 | ret = true; |
|
|
641 | } |
|
|
642 | |
|
|
643 | if (result != pixbuf) |
|
|
644 | g_object_unref (result); |
|
|
645 | |
|
|
646 | if (need_blend) |
|
|
647 | XFreePixmap (dpy, tmp_pixmap); |
|
|
648 | |
|
|
649 | return ret; |
329 | return true; |
650 | } |
330 | } |
651 | # endif /* HAVE_PIXBUF */ |
|
|
652 | |
|
|
653 | # ifndef NO_RESOURCES |
|
|
654 | static int |
|
|
655 | rxvt_define_image (XrmDatabase *database ecb_unused, |
|
|
656 | XrmBindingList bindings ecb_unused, |
|
|
657 | XrmQuarkList quarks, |
|
|
658 | XrmRepresentation *type ecb_unused, |
|
|
659 | XrmValue *value, |
|
|
660 | XPointer closure ecb_unused) |
|
|
661 | { |
|
|
662 | int size; |
|
|
663 | |
|
|
664 | for (size = 0; quarks[size] != NULLQUARK; size++) |
|
|
665 | ; |
|
|
666 | |
|
|
667 | if (size >= 2) |
|
|
668 | { |
|
|
669 | int id = strtol (XrmQuarkToString (quarks[size-2]), 0, 0); |
|
|
670 | if (id >= 1) |
|
|
671 | GET_R->parse_image (id, XrmQuarkToString (quarks[size-1]), (char *)value->addr); |
|
|
672 | } |
|
|
673 | return False; |
|
|
674 | } |
|
|
675 | |
|
|
676 | void |
|
|
677 | rxvt_term::parse_image (int id, const char *type, const char *arg) |
|
|
678 | { |
|
|
679 | if (image_vec.size () < id + 1) |
|
|
680 | image_vec.resize (id + 1); |
|
|
681 | |
|
|
682 | rxvt_image *image = &image_vec[id]; |
|
|
683 | } |
|
|
684 | # endif |
|
|
685 | |
331 | |
686 | rxvt_image::rxvt_image () |
332 | rxvt_image::rxvt_image () |
687 | { |
333 | { |
688 | alpha = |
334 | alpha = 0xffff; |
689 | flags = |
335 | flags = 0; |
690 | h_scale = |
336 | h_scale = |
691 | v_scale = |
337 | v_scale = defaultScale; |
692 | h_align = |
338 | h_align = |
|
|
339 | v_align = defaultAlign; |
|
|
340 | |
693 | v_align = 0; |
341 | img = 0; |
694 | |
|
|
695 | # ifdef HAVE_PIXBUF |
|
|
696 | pixbuf = 0; |
|
|
697 | # endif |
|
|
698 | } |
342 | } |
699 | |
343 | |
700 | bool |
344 | void |
701 | rxvt_image::set_file_geometry (const char *file) |
345 | rxvt_image::set_file_geometry (rxvt_screen *s, const char *file) |
702 | { |
346 | { |
703 | if (!file || !*file) |
347 | if (!file || !*file) |
704 | return false; |
348 | return; |
705 | |
349 | |
706 | const char *p = strchr (file, ';'); |
350 | const char *p = strchr (file, ';'); |
707 | |
351 | |
708 | if (p) |
352 | if (p) |
709 | { |
353 | { |
… | |
… | |
712 | memcpy (f, file, len); |
356 | memcpy (f, file, len); |
713 | f[len] = '\0'; |
357 | f[len] = '\0'; |
714 | file = f; |
358 | file = f; |
715 | } |
359 | } |
716 | |
360 | |
717 | bool ret = set_file (file); |
361 | set_file (s, file); |
718 | alpha = 0x8000; |
362 | alpha = 0x8000; |
719 | if (ret && p) |
|
|
720 | set_geometry (p + 1); |
363 | set_geometry (p ? p + 1 : ""); |
721 | return ret; |
|
|
722 | } |
364 | } |
723 | |
365 | |
724 | bool |
366 | void |
725 | rxvt_image::set_file (const char *file) |
367 | rxvt_image::set_file (rxvt_screen *s, const char *file) |
726 | { |
368 | { |
727 | bool ret = false; |
369 | rxvt_img *img2 = rxvt_img::new_from_file (s, file); |
728 | |
370 | delete img; |
729 | # ifdef HAVE_PIXBUF |
371 | img = img2; |
730 | GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL); |
|
|
731 | if (image) |
|
|
732 | { |
|
|
733 | if (pixbuf) |
|
|
734 | g_object_unref (pixbuf); |
|
|
735 | pixbuf = image; |
|
|
736 | ret = true; |
|
|
737 | } |
|
|
738 | # endif |
|
|
739 | |
|
|
740 | if (ret) |
|
|
741 | { |
|
|
742 | alpha = 0xffff; |
|
|
743 | flags = IM_IS_SET | IM_IS_SIZE_SENSITIVE; |
|
|
744 | h_scale = v_scale = defaultScale; |
|
|
745 | h_align = v_align = defaultAlign; |
|
|
746 | } |
|
|
747 | |
|
|
748 | return ret; |
|
|
749 | } |
372 | } |
750 | |
373 | |
751 | # endif /* BG_IMAGE_FROM_FILE */ |
374 | # endif /* BG_IMAGE_FROM_FILE */ |
752 | |
375 | |
753 | # ifdef ENABLE_TRANSPARENCY |
|
|
754 | bool |
376 | bool |
755 | rxvt_term::bg_set_blur (const char *geom) |
377 | image_effects::set_blur (const char *geom) |
756 | { |
378 | { |
757 | bool changed = false; |
379 | bool changed = false; |
758 | unsigned int hr, vr; |
380 | unsigned int hr, vr; |
759 | int junk; |
381 | int junk; |
760 | int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr); |
382 | int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr); |
… | |
… | |
781 | |
403 | |
782 | return changed; |
404 | return changed; |
783 | } |
405 | } |
784 | |
406 | |
785 | bool |
407 | bool |
786 | rxvt_term::bg_set_tint (rxvt_color &new_tint) |
408 | image_effects::set_tint (const rxvt_color &new_tint) |
787 | { |
409 | { |
788 | if (!(bg_flags & BG_TINT_SET) || tint != new_tint) |
410 | if (!tint_set || tint != new_tint) |
789 | { |
411 | { |
790 | tint = new_tint; |
412 | tint = new_tint; |
791 | bg_flags |= BG_TINT_SET; |
413 | tint_set = true; |
792 | |
|
|
793 | rgba c; |
|
|
794 | tint.get (c); |
|
|
795 | if ((c.r <= 0x00ff || c.r >= 0xff00) |
|
|
796 | && (c.g <= 0x00ff || c.g >= 0xff00) |
|
|
797 | && (c.b <= 0x00ff || c.b >= 0xff00)) |
|
|
798 | bg_flags |= BG_TINT_BITAND; |
|
|
799 | else |
|
|
800 | bg_flags &= ~BG_TINT_BITAND; |
|
|
801 | |
414 | |
802 | return true; |
415 | return true; |
803 | } |
416 | } |
804 | |
417 | |
805 | return false; |
418 | return false; |
806 | } |
419 | } |
807 | |
420 | |
808 | bool |
421 | bool |
809 | rxvt_term::bg_set_shade (const char *shade_str) |
422 | image_effects::set_shade (const char *shade_str) |
810 | { |
423 | { |
811 | int new_shade = atoi (shade_str); |
424 | int new_shade = atoi (shade_str); |
812 | |
425 | |
813 | clamp_it (new_shade, -100, 200); |
426 | clamp_it (new_shade, -100, 200); |
814 | if (new_shade < 0) |
427 | if (new_shade < 0) |
… | |
… | |
821 | } |
434 | } |
822 | |
435 | |
823 | return false; |
436 | return false; |
824 | } |
437 | } |
825 | |
438 | |
826 | #if XRENDER |
439 | # if BG_IMAGE_FROM_ROOT |
827 | static void |
|
|
828 | get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params) |
|
|
829 | { |
|
|
830 | double sigma = radius / 2.0; |
|
|
831 | double scale = sqrt (2.0 * M_PI) * sigma; |
|
|
832 | double sum = 0.0; |
|
|
833 | |
|
|
834 | for (int i = 0; i < width; i++) |
|
|
835 | { |
|
|
836 | double x = i - width / 2; |
|
|
837 | kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale; |
|
|
838 | sum += kernel[i]; |
|
|
839 | } |
|
|
840 | |
|
|
841 | params[0] = XDoubleToFixed (width); |
|
|
842 | params[1] = XDoubleToFixed (1); |
|
|
843 | |
|
|
844 | for (int i = 0; i < width; i++) |
|
|
845 | params[i+2] = XDoubleToFixed (kernel[i] / sum); |
|
|
846 | } |
|
|
847 | #endif |
|
|
848 | |
|
|
849 | bool |
|
|
850 | rxvt_term::blur_pixmap (Pixmap pixmap, int width, int height) |
|
|
851 | { |
|
|
852 | bool ret = false; |
|
|
853 | #if XRENDER |
|
|
854 | if (!(bg_flags & BG_HAS_RENDER_CONV)) |
|
|
855 | return false; |
|
|
856 | |
|
|
857 | int size = max (h_blurRadius, v_blurRadius) * 2 + 1; |
|
|
858 | double *kernel = (double *)malloc (size * sizeof (double)); |
|
|
859 | XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed)); |
|
|
860 | |
|
|
861 | XRenderPictureAttributes pa; |
|
|
862 | XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); |
|
|
863 | |
|
|
864 | pa.repeat = RepeatPad; |
|
|
865 | Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa); |
|
|
866 | Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth); |
|
|
867 | Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa); |
|
|
868 | XFreePixmap (dpy, tmp); |
|
|
869 | |
|
|
870 | if (kernel && params) |
|
|
871 | { |
|
|
872 | size = h_blurRadius * 2 + 1; |
|
|
873 | get_gaussian_kernel (h_blurRadius, size, kernel, params); |
|
|
874 | |
|
|
875 | XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2); |
|
|
876 | XRenderComposite (dpy, |
|
|
877 | PictOpSrc, |
|
|
878 | src, |
|
|
879 | None, |
|
|
880 | dst, |
|
|
881 | 0, 0, |
|
|
882 | 0, 0, |
|
|
883 | 0, 0, |
|
|
884 | width, height); |
|
|
885 | |
|
|
886 | ::swap (src, dst); |
|
|
887 | |
|
|
888 | size = v_blurRadius * 2 + 1; |
|
|
889 | get_gaussian_kernel (v_blurRadius, size, kernel, params); |
|
|
890 | ::swap (params[0], params[1]); |
|
|
891 | |
|
|
892 | XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2); |
|
|
893 | XRenderComposite (dpy, |
|
|
894 | PictOpSrc, |
|
|
895 | src, |
|
|
896 | None, |
|
|
897 | dst, |
|
|
898 | 0, 0, |
|
|
899 | 0, 0, |
|
|
900 | 0, 0, |
|
|
901 | width, height); |
|
|
902 | |
|
|
903 | ret = true; |
|
|
904 | } |
|
|
905 | |
|
|
906 | free (kernel); |
|
|
907 | free (params); |
|
|
908 | XRenderFreePicture (dpy, src); |
|
|
909 | XRenderFreePicture (dpy, dst); |
|
|
910 | #endif |
|
|
911 | return ret; |
|
|
912 | } |
|
|
913 | |
|
|
914 | bool |
|
|
915 | rxvt_term::tint_pixmap (Pixmap pixmap, int width, int height) |
|
|
916 | { |
|
|
917 | bool ret = false; |
|
|
918 | |
|
|
919 | if (shade == 100 && (bg_flags & BG_TINT_BITAND)) |
|
|
920 | { |
|
|
921 | XGCValues gcv; |
|
|
922 | GC gc; |
|
|
923 | |
|
|
924 | /* In this case we can tint image server-side getting significant |
|
|
925 | * performance improvements, as we eliminate XImage transfer |
|
|
926 | */ |
|
|
927 | gcv.foreground = Pixel (tint); |
|
|
928 | gcv.function = GXand; |
|
|
929 | gcv.fill_style = FillSolid; |
|
|
930 | gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv); |
|
|
931 | if (gc) |
|
|
932 | { |
|
|
933 | XFillRectangle (dpy, pixmap, gc, 0, 0, width, height); |
|
|
934 | ret = true; |
|
|
935 | XFreeGC (dpy, gc); |
|
|
936 | } |
|
|
937 | } |
|
|
938 | # if XRENDER |
|
|
939 | else if (bg_flags & BG_HAS_RENDER) |
|
|
940 | { |
|
|
941 | rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC); |
|
|
942 | |
|
|
943 | if (bg_flags & BG_TINT_SET) |
|
|
944 | tint.get (c); |
|
|
945 | |
|
|
946 | if (shade <= 100) |
|
|
947 | { |
|
|
948 | c.r = c.r * shade / 100; |
|
|
949 | c.g = c.g * shade / 100; |
|
|
950 | c.b = c.b * shade / 100; |
|
|
951 | } |
|
|
952 | else |
|
|
953 | { |
|
|
954 | c.r = c.r * (200 - shade) / 100; |
|
|
955 | c.g = c.g * (200 - shade) / 100; |
|
|
956 | c.b = c.b * (200 - shade) / 100; |
|
|
957 | } |
|
|
958 | |
|
|
959 | XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); |
|
|
960 | |
|
|
961 | Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0); |
|
|
962 | |
|
|
963 | Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False); |
|
|
964 | |
|
|
965 | Picture mask_pic = create_xrender_mask (dpy, pixmap, True, True); |
|
|
966 | |
|
|
967 | XRenderColor mask_c; |
|
|
968 | |
|
|
969 | mask_c.alpha = 0xffff; |
|
|
970 | mask_c.red = |
|
|
971 | mask_c.green = |
|
|
972 | mask_c.blue = 0; |
|
|
973 | XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1); |
|
|
974 | |
|
|
975 | mask_c.alpha = 0; |
|
|
976 | mask_c.red = 0xffff - c.r; |
|
|
977 | mask_c.green = 0xffff - c.g; |
|
|
978 | mask_c.blue = 0xffff - c.b; |
|
|
979 | XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1); |
|
|
980 | |
|
|
981 | XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height); |
|
|
982 | |
|
|
983 | if (shade > 100) |
|
|
984 | { |
|
|
985 | mask_c.alpha = 0; |
|
|
986 | mask_c.red = |
|
|
987 | mask_c.green = |
|
|
988 | mask_c.blue = 0xffff * (shade - 100) / 100; |
|
|
989 | XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1); |
|
|
990 | |
|
|
991 | XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height); |
|
|
992 | } |
|
|
993 | |
|
|
994 | ret = true; |
|
|
995 | |
|
|
996 | XRenderFreePicture (dpy, mask_pic); |
|
|
997 | XRenderFreePicture (dpy, overlay_pic); |
|
|
998 | XRenderFreePicture (dpy, back_pic); |
|
|
999 | } |
|
|
1000 | # endif |
|
|
1001 | |
|
|
1002 | return ret; |
|
|
1003 | } |
|
|
1004 | |
|
|
1005 | /* |
440 | /* |
1006 | * 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 |
1007 | * 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 |
1008 | * our window. |
443 | * our window. |
1009 | */ |
444 | */ |
1010 | bool |
445 | bool |
1011 | rxvt_term::make_transparency_pixmap () |
446 | rxvt_term::render_root_image () |
1012 | { |
447 | { |
1013 | bool ret = false; |
|
|
1014 | |
|
|
1015 | /* 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 |
1016 | * be always up-to-date, so let's use it : |
449 | * be always up-to-date, so let's use it : |
1017 | */ |
450 | */ |
1018 | int screen = display->screen; |
451 | int screen = display->screen; |
1019 | int root_depth = DefaultDepth (dpy, screen); |
|
|
1020 | int root_width = DisplayWidth (dpy, screen); |
452 | int root_width = DisplayWidth (dpy, screen); |
1021 | int root_height = DisplayHeight (dpy, screen); |
453 | int root_height = DisplayHeight (dpy, screen); |
1022 | unsigned int root_pmap_width, root_pmap_height; |
|
|
1023 | int window_width = szHint.width; |
454 | int parent_width = szHint.width; |
1024 | int window_height = szHint.height; |
455 | int parent_height = szHint.height; |
1025 | int sx, sy; |
456 | int sx, sy; |
1026 | XGCValues gcv; |
|
|
1027 | GC gc; |
|
|
1028 | |
457 | |
1029 | sx = target_x; |
458 | sx = parent_x; |
1030 | sy = target_y; |
459 | sy = parent_y; |
1031 | |
460 | |
1032 | /* check if we are outside of the visible part of the virtual screen : */ |
461 | /* check if we are outside of the visible part of the virtual screen : */ |
1033 | if (sx + window_width <= 0 || sy + window_height <= 0 |
462 | if (sx + parent_width <= 0 || sy + parent_height <= 0 |
1034 | || sx >= root_width || sy >= root_height) |
463 | || sx >= root_width || sy >= root_height) |
1035 | return 0; |
464 | return 0; |
1036 | |
465 | |
1037 | // validate root pixmap and get its size |
466 | while (sx < 0) sx += root_img->w; |
1038 | if (root_pixmap != None) |
467 | while (sy < 0) sy += root_img->h; |
1039 | { |
|
|
1040 | Window wdummy; |
|
|
1041 | int idummy; |
|
|
1042 | unsigned int udummy; |
|
|
1043 | |
468 | |
1044 | allowedxerror = -1; |
469 | rxvt_img *img = root_img->sub_rect (sx, sy, parent_width, parent_height); |
1045 | |
470 | |
1046 | if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy)) |
471 | if (root_effects.need_blur ()) |
1047 | root_pixmap = None; |
472 | img->blur (root_effects.h_blurRadius, root_effects.v_blurRadius)->replace (img); |
1048 | |
473 | |
1049 | allowedxerror = 0; |
474 | if (root_effects.need_tint ()) |
1050 | } |
475 | tint_image (img, root_effects.tint, root_effects.tint_set, root_effects.shade); |
1051 | |
476 | |
1052 | Pixmap recoded_root_pmap = root_pixmap; |
|
|
1053 | |
|
|
1054 | if (root_pixmap != None && root_depth != depth) |
|
|
1055 | { |
|
|
1056 | #if XRENDER |
|
|
1057 | if (bg_flags & BG_HAS_RENDER) |
|
|
1058 | { |
|
|
1059 | recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth); |
|
|
1060 | |
|
|
1061 | XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen)); |
|
|
1062 | Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0); |
|
|
1063 | |
|
|
1064 | XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual); |
477 | XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); |
1065 | Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, 0); |
478 | img->convert_format (format, pix_colors [Color_bg])->replace (img); |
1066 | |
479 | |
1067 | XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height); |
480 | delete bg_img; |
|
|
481 | bg_img = img; |
1068 | |
482 | |
1069 | XRenderFreePicture (dpy, src); |
|
|
1070 | XRenderFreePicture (dpy, dst); |
|
|
1071 | } |
|
|
1072 | else |
|
|
1073 | #endif |
|
|
1074 | recoded_root_pmap = None; |
|
|
1075 | } |
|
|
1076 | |
|
|
1077 | if (recoded_root_pmap == None) |
|
|
1078 | return 0; |
|
|
1079 | |
|
|
1080 | if (bg_pixmap == None |
|
|
1081 | || bg_pmap_width != window_width |
|
|
1082 | || bg_pmap_height != window_height) |
|
|
1083 | { |
|
|
1084 | if (bg_pixmap) |
|
|
1085 | XFreePixmap (dpy, bg_pixmap); |
|
|
1086 | bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth); |
|
|
1087 | bg_pmap_width = window_width; |
|
|
1088 | bg_pmap_height = window_height; |
|
|
1089 | } |
|
|
1090 | |
|
|
1091 | /* straightforward pixmap copy */ |
|
|
1092 | while (sx < 0) sx += root_pmap_width; |
|
|
1093 | while (sy < 0) sy += root_pmap_height; |
|
|
1094 | |
|
|
1095 | gcv.tile = recoded_root_pmap; |
|
|
1096 | gcv.fill_style = FillTiled; |
|
|
1097 | gcv.ts_x_origin = -sx; |
|
|
1098 | gcv.ts_y_origin = -sy; |
|
|
1099 | gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv); |
|
|
1100 | |
|
|
1101 | if (gc) |
|
|
1102 | { |
|
|
1103 | XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height); |
|
|
1104 | ret = true; |
|
|
1105 | bool need_blur = h_blurRadius && v_blurRadius; |
|
|
1106 | bool need_tint = shade != 100 || (bg_flags & BG_TINT_SET); |
|
|
1107 | |
|
|
1108 | if (!(bg_flags & BG_CLIENT_RENDER)) |
|
|
1109 | { |
|
|
1110 | if (need_blur) |
|
|
1111 | { |
|
|
1112 | if (blur_pixmap (bg_pixmap, window_width, window_height)) |
|
|
1113 | need_blur = false; |
|
|
1114 | } |
|
|
1115 | if (need_tint) |
|
|
1116 | { |
|
|
1117 | if (tint_pixmap (bg_pixmap, window_width, window_height)) |
|
|
1118 | need_tint = false; |
|
|
1119 | } |
|
|
1120 | if (need_tint) |
|
|
1121 | { |
|
|
1122 | XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap); |
|
|
1123 | if (ximage) |
|
|
1124 | { |
|
|
1125 | /* our own client-side tinting */ |
|
|
1126 | tint_ximage (ximage); |
|
|
1127 | |
|
|
1128 | XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height); |
|
|
1129 | XDestroyImage (ximage); |
|
|
1130 | } |
|
|
1131 | } |
|
|
1132 | } /* server side rendering completed */ |
|
|
1133 | |
|
|
1134 | XFreeGC (dpy, gc); |
|
|
1135 | } |
|
|
1136 | |
|
|
1137 | if (recoded_root_pmap != root_pixmap) |
|
|
1138 | XFreePixmap (dpy, recoded_root_pmap); |
|
|
1139 | |
|
|
1140 | return ret; |
483 | return true; |
1141 | } |
484 | } |
1142 | |
485 | |
1143 | void |
486 | void |
1144 | rxvt_term::bg_set_root_pixmap () |
487 | rxvt_term::bg_set_root_pixmap () |
1145 | { |
488 | { |
1146 | Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]); |
489 | delete root_img; |
1147 | if (new_root_pixmap == None) |
490 | root_img = rxvt_img::new_from_root (this); |
1148 | new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]); |
|
|
1149 | |
|
|
1150 | root_pixmap = new_root_pixmap; |
|
|
1151 | } |
491 | } |
1152 | # endif /* ENABLE_TRANSPARENCY */ |
492 | # endif /* BG_IMAGE_FROM_ROOT */ |
1153 | |
493 | |
1154 | bool |
494 | void |
1155 | rxvt_term::bg_render () |
495 | rxvt_term::bg_render () |
1156 | { |
496 | { |
1157 | bg_invalidate (); |
497 | if (bg_flags & BG_INHIBIT_RENDER) |
1158 | # ifdef ENABLE_TRANSPARENCY |
498 | return; |
|
|
499 | |
|
|
500 | delete bg_img; |
|
|
501 | bg_img = 0; |
|
|
502 | bg_flags = 0; |
|
|
503 | |
|
|
504 | if (!mapped) |
|
|
505 | return; |
|
|
506 | |
|
|
507 | # if BG_IMAGE_FROM_ROOT |
|
|
508 | if (root_img) |
|
|
509 | if (render_root_image ()) |
1159 | if (bg_flags & BG_IS_TRANSPARENT) |
510 | bg_flags |= BG_IS_TRANSPARENT; |
1160 | { |
|
|
1161 | /* we need to re-generate transparency pixmap in that case ! */ |
|
|
1162 | if (make_transparency_pixmap ()) |
|
|
1163 | bg_flags |= BG_IS_VALID; |
|
|
1164 | } |
|
|
1165 | # endif |
511 | # endif |
1166 | |
512 | |
1167 | # ifdef BG_IMAGE_FROM_FILE |
513 | # if BG_IMAGE_FROM_FILE |
1168 | for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++) |
514 | if (fimage.img) |
1169 | { |
|
|
1170 | if (render_image (*bg_image)) |
515 | render_image (fimage); |
1171 | bg_flags |= BG_IS_VALID; |
|
|
1172 | } |
|
|
1173 | # endif |
516 | # endif |
1174 | |
|
|
1175 | if (!(bg_flags & BG_IS_VALID)) |
|
|
1176 | { |
|
|
1177 | if (bg_pixmap != None) |
|
|
1178 | { |
|
|
1179 | XFreePixmap (dpy, bg_pixmap); |
|
|
1180 | bg_pixmap = None; |
|
|
1181 | } |
|
|
1182 | } |
|
|
1183 | |
517 | |
1184 | scr_recolour (false); |
518 | scr_recolour (false); |
1185 | bg_flags |= BG_NEEDS_REFRESH; |
519 | bg_flags |= BG_NEEDS_REFRESH; |
1186 | |
520 | |
1187 | bg_valid_since = ev::now (); |
521 | bg_valid_since = ev::now (); |
1188 | |
|
|
1189 | return true; |
|
|
1190 | } |
522 | } |
1191 | |
523 | |
1192 | void |
524 | void |
1193 | rxvt_term::bg_init () |
525 | rxvt_term::bg_init () |
1194 | { |
526 | { |
1195 | #ifdef ENABLE_TRANSPARENCY |
527 | #if BG_IMAGE_FROM_ROOT |
1196 | shade = 100; |
528 | if (option (Opt_transparent)) |
|
|
529 | { |
|
|
530 | if (rs [Rs_blurradius]) |
|
|
531 | root_effects.set_blur (rs [Rs_blurradius]); |
|
|
532 | |
|
|
533 | if (ISSET_PIXCOLOR (Color_tint)) |
|
|
534 | root_effects.set_tint (pix_colors_focused [Color_tint]); |
|
|
535 | |
|
|
536 | if (rs [Rs_shade]) |
|
|
537 | root_effects.set_shade (rs [Rs_shade]); |
|
|
538 | |
|
|
539 | bg_set_root_pixmap (); |
|
|
540 | XSelectInput (dpy, display->root, PropertyChangeMask); |
|
|
541 | rootwin_ev.start (display, display->root); |
|
|
542 | } |
1197 | #endif |
543 | #endif |
1198 | |
544 | |
1199 | bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV); |
545 | #if BG_IMAGE_FROM_FILE |
1200 | #if XRENDER |
546 | if (rs[Rs_backgroundPixmap]) |
1201 | int major, minor; |
|
|
1202 | if (XRenderQueryVersion (dpy, &major, &minor)) |
|
|
1203 | bg_flags |= BG_HAS_RENDER; |
|
|
1204 | XFilters *filters = XRenderQueryFilters (dpy, vt); |
|
|
1205 | if (filters) |
|
|
1206 | { |
547 | { |
1207 | for (int i = 0; i < filters->nfilter; i++) |
548 | fimage.set_file_geometry (this, rs[Rs_backgroundPixmap]); |
1208 | if (!strcmp (filters->filter[i], FilterConvolution)) |
549 | if (!bg_window_position_sensitive ()) |
1209 | bg_flags |= BG_HAS_RENDER_CONV; |
550 | update_background (); |
1210 | |
|
|
1211 | XFree (filters); |
|
|
1212 | } |
551 | } |
1213 | #endif |
552 | #endif |
1214 | |
|
|
1215 | #ifdef BG_IMAGE_FROM_FILE |
|
|
1216 | if (rs[Rs_backgroundPixmap]) |
|
|
1217 | { |
|
|
1218 | rxvt_image *image = new_image (); |
|
|
1219 | if (!image->set_file_geometry (rs[Rs_backgroundPixmap])) |
|
|
1220 | image_vec.pop_back (); |
|
|
1221 | } |
|
|
1222 | |
|
|
1223 | # ifndef NO_RESOURCES |
|
|
1224 | find_resources ("image", "Image", XrmEnumAllLevels, rxvt_define_image); |
|
|
1225 | vector<rxvt_image>::iterator bg_image = image_vec.begin (); |
|
|
1226 | while (bg_image != image_vec.end ()) |
|
|
1227 | { |
|
|
1228 | if (!(bg_image->flags & IM_IS_SET)) |
|
|
1229 | bg_image = image_vec.erase (bg_image); |
|
|
1230 | else |
|
|
1231 | bg_image++; |
|
|
1232 | } |
|
|
1233 | # endif |
|
|
1234 | |
|
|
1235 | if (image_vec.size () > 0 |
|
|
1236 | && !bg_window_position_sensitive ()) |
|
|
1237 | update_background (); |
|
|
1238 | #endif |
|
|
1239 | } |
553 | } |
1240 | |
554 | |
1241 | #endif /* HAVE_BG_PIXMAP */ |
|
|
1242 | |
|
|
1243 | #ifdef ENABLE_TRANSPARENCY |
|
|
1244 | /* based on code from aterm-0.4.2 */ |
|
|
1245 | |
|
|
1246 | static inline void |
|
|
1247 | fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high) |
|
|
1248 | { |
|
|
1249 | for (int i = 0; i <= mask >> sh; i++) |
|
|
1250 | { |
|
|
1251 | uint32_t tmp; |
|
|
1252 | tmp = i * high; |
|
|
1253 | tmp += (mask >> sh) * low; |
|
|
1254 | lookup[i] = (tmp / 0xffff) << sh; |
|
|
1255 | } |
|
|
1256 | } |
|
|
1257 | |
|
|
1258 | void |
555 | void |
1259 | rxvt_term::tint_ximage (XImage *ximage) |
556 | rxvt_term::tint_image (rxvt_img *img, rxvt_color &tint, bool tint_set, int shade) |
1260 | { |
557 | { |
1261 | unsigned int size_r, size_g, size_b; |
|
|
1262 | int sh_r, sh_g, sh_b; |
|
|
1263 | uint32_t mask_r, mask_g, mask_b; |
|
|
1264 | uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b; |
|
|
1265 | unsigned short low; |
|
|
1266 | int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst; |
|
|
1267 | |
|
|
1268 | if (visual->c_class != TrueColor || ximage->format != ZPixmap) return; |
|
|
1269 | |
|
|
1270 | /* for convenience */ |
|
|
1271 | mask_r = visual->red_mask; |
|
|
1272 | mask_g = visual->green_mask; |
|
|
1273 | mask_b = visual->blue_mask; |
|
|
1274 | |
|
|
1275 | /* boring lookup table pre-initialization */ |
|
|
1276 | sh_r = ecb_ctz32 (mask_r); |
|
|
1277 | sh_g = ecb_ctz32 (mask_g); |
|
|
1278 | sh_b = ecb_ctz32 (mask_b); |
|
|
1279 | |
|
|
1280 | size_r = mask_r >> sh_r; |
|
|
1281 | size_g = mask_g >> sh_g; |
|
|
1282 | size_b = mask_b >> sh_b; |
|
|
1283 | |
|
|
1284 | if (size_r++ > 255 || size_g++ > 255 || size_b++ > 255) |
|
|
1285 | return; |
|
|
1286 | |
|
|
1287 | lookup = (uint32_t *)malloc (sizeof (uint32_t) * (size_r + size_g + size_b)); |
|
|
1288 | lookup_r = lookup; |
|
|
1289 | lookup_g = lookup + size_r; |
|
|
1290 | lookup_b = lookup + size_r + size_g; |
|
|
1291 | |
|
|
1292 | rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC); |
558 | rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC); |
1293 | |
559 | |
1294 | if (bg_flags & BG_TINT_SET) |
560 | if (tint_set) |
1295 | tint.get (c); |
561 | tint.get (c); |
1296 | |
562 | |
1297 | /* prepare limits for color transformation (each channel is handled separately) */ |
|
|
1298 | if (shade > 100) |
563 | if (shade > 100) |
1299 | { |
564 | { |
1300 | c.r = c.r * (200 - shade) / 100; |
565 | c.r = c.r * (200 - shade) / 100; |
1301 | c.g = c.g * (200 - shade) / 100; |
566 | c.g = c.g * (200 - shade) / 100; |
1302 | c.b = c.b * (200 - shade) / 100; |
567 | c.b = c.b * (200 - shade) / 100; |
1303 | |
|
|
1304 | low = 0xffff * (shade - 100) / 100; |
|
|
1305 | } |
568 | } |
1306 | else |
569 | else |
1307 | { |
570 | { |
1308 | c.r = c.r * shade / 100; |
571 | c.r = c.r * shade / 100; |
1309 | c.g = c.g * shade / 100; |
572 | c.g = c.g * shade / 100; |
1310 | c.b = c.b * shade / 100; |
573 | c.b = c.b * shade / 100; |
1311 | |
|
|
1312 | low = 0; |
|
|
1313 | } |
|
|
1314 | |
|
|
1315 | /* fill our lookup tables */ |
|
|
1316 | fill_lut (lookup_r, mask_r, sh_r, low, c.r); |
|
|
1317 | fill_lut (lookup_g, mask_g, sh_g, low, c.g); |
|
|
1318 | fill_lut (lookup_b, mask_b, sh_b, low, c.b); |
|
|
1319 | |
|
|
1320 | /* apply table to input image (replacing colors by newly calculated ones) */ |
|
|
1321 | if (ximage->bits_per_pixel == 32 |
|
|
1322 | && ximage->byte_order == host_byte_order) |
|
|
1323 | { |
574 | } |
1324 | char *line = ximage->data; |
|
|
1325 | |
575 | |
1326 | for (int y = 0; y < ximage->height; y++) |
576 | img->contrast (c.r, c.g, c.b, c.a); |
1327 | { |
577 | |
1328 | uint32_t *p = (uint32_t *)line; |
578 | if (shade > 100) |
1329 | for (int x = 0; x < ximage->width; x++) |
|
|
1330 | { |
|
|
1331 | *p = lookup_r[(*p & mask_r) >> sh_r] | |
|
|
1332 | lookup_g[(*p & mask_g) >> sh_g] | |
|
|
1333 | lookup_b[(*p & mask_b) >> sh_b]; |
|
|
1334 | p++; |
|
|
1335 | } |
|
|
1336 | line += ximage->bytes_per_line; |
|
|
1337 | } |
|
|
1338 | } |
579 | { |
1339 | else |
580 | c.a = 0xffff; |
|
|
581 | c.r = |
|
|
582 | c.g = |
|
|
583 | c.b = 0xffff * (shade - 100) / 100; |
|
|
584 | img->brightness (c.r, c.g, c.b, c.a); |
1340 | { |
585 | } |
1341 | for (int y = 0; y < ximage->height; y++) |
|
|
1342 | for (int x = 0; x < ximage->width; x++) |
|
|
1343 | { |
|
|
1344 | unsigned long pixel = XGetPixel (ximage, x, y); |
|
|
1345 | pixel = lookup_r[(pixel & mask_r) >> sh_r] | |
|
|
1346 | lookup_g[(pixel & mask_g) >> sh_g] | |
|
|
1347 | lookup_b[(pixel & mask_b) >> sh_b]; |
|
|
1348 | XPutPixel (ximage, x, y, pixel); |
|
|
1349 | } |
|
|
1350 | } |
|
|
1351 | |
|
|
1352 | free (lookup); |
|
|
1353 | } |
586 | } |
1354 | #endif /* ENABLE_TRANSPARENCY */ |
587 | |
|
|
588 | #endif /* HAVE_BG_PIXMAP */ |