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sasha |
1.1 |
/*----------------------------------------------------------------------* |
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ayin |
1.4 |
* File: background.C - former xpm.C |
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sasha |
1.1 |
*----------------------------------------------------------------------* |
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* |
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* All portions of code are copyright by their respective author/s. |
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root |
1.147 |
* Copyright (c) 2005-2008 Marc Lehmann <schmorp@schmorp.de> |
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sasha |
1.1 |
* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net> |
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sf-exg |
1.209 |
* Copyright (c) 2010-2012 Emanuele Giaquinta <e.giaquinta@glauco.it> |
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sasha |
1.1 |
* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*---------------------------------------------------------------------*/ |
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sf-exg |
1.200 |
#include <math.h> |
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sasha |
1.1 |
#include "../config.h" /* NECESSARY */ |
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#include "rxvt.h" /* NECESSARY */ |
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sf-exg |
1.109 |
#if XRENDER |
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# include <X11/extensions/Xrender.h> |
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#endif |
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33 |
sf-exg |
1.118 |
#ifndef FilterConvolution |
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#define FilterConvolution "convolution" |
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#endif |
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sf-exg |
1.195 |
#ifndef RepeatPad |
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#define RepeatPad True |
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#endif |
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sasha |
1.1 |
#ifdef HAVE_BG_PIXMAP |
42 |
sf-exg |
1.188 |
# if XRENDER |
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static Picture |
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create_xrender_mask (Display *dpy, Drawable drawable, Bool argb, Bool component_alpha) |
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{ |
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Pixmap pixmap = XCreatePixmap (dpy, drawable, 1, 1, argb ? 32 : 8); |
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XRenderPictFormat *format = XRenderFindStandardFormat (dpy, argb ? PictStandardARGB32 : PictStandardA8); |
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XRenderPictureAttributes pa; |
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pa.repeat = True; |
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pa.component_alpha = component_alpha; |
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Picture mask = XRenderCreatePicture (dpy, pixmap, format, CPRepeat | CPComponentAlpha, &pa); |
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XFreePixmap (dpy, pixmap); |
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return mask; |
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} |
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# endif |
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60 |
root |
1.14 |
void |
61 |
sf-exg |
1.142 |
rxvt_term::bg_destroy () |
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sasha |
1.11 |
{ |
63 |
sf-exg |
1.221 |
# ifdef BG_IMAGE_FROM_FILE |
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for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++) |
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bg_image->destroy (); |
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# endif |
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sf-exg |
1.142 |
if (bg_pixmap) |
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XFreePixmap (dpy, bg_pixmap); |
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sasha |
1.11 |
} |
71 |
sasha |
1.2 |
|
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sasha |
1.1 |
bool |
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sf-exg |
1.142 |
rxvt_term::bg_set_position (int x, int y) |
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sf-exg |
1.121 |
{ |
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if (target_x != x |
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|| target_y != y) |
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{ |
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target_x = x; |
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target_y = y; |
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return true; |
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} |
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return false; |
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} |
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bool |
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sf-exg |
1.142 |
rxvt_term::bg_window_size_sensitive () |
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sasha |
1.1 |
{ |
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sasha |
1.13 |
# ifdef ENABLE_TRANSPARENCY |
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sf-exg |
1.143 |
if (bg_flags & BG_IS_TRANSPARENT) |
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sasha |
1.13 |
return true; |
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# endif |
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sasha |
1.2 |
# ifdef BG_IMAGE_FROM_FILE |
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sf-exg |
1.220 |
for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++) |
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sasha |
1.1 |
{ |
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sf-exg |
1.220 |
if ((bg_image->flags & IM_IS_SIZE_SENSITIVE) |
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|| bg_image->width () > szHint.width |
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|| bg_image->height () > szHint.height) |
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sasha |
1.1 |
return true; |
101 |
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} |
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# endif |
103 |
sasha |
1.13 |
|
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return false; |
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} |
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sf-exg |
1.37 |
bool |
108 |
sf-exg |
1.142 |
rxvt_term::bg_window_position_sensitive () |
109 |
sasha |
1.13 |
{ |
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sasha |
1.1 |
# ifdef ENABLE_TRANSPARENCY |
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sf-exg |
1.143 |
if (bg_flags & BG_IS_TRANSPARENT) |
112 |
sasha |
1.1 |
return true; |
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# endif |
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sasha |
1.13 |
|
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# ifdef BG_IMAGE_FROM_FILE |
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sf-exg |
1.220 |
for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++) |
117 |
sasha |
1.13 |
{ |
118 |
sf-exg |
1.220 |
if (bg_image->flags & IM_ROOT_ALIGN) |
119 |
sasha |
1.13 |
return true; |
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} |
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# endif |
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sasha |
1.1 |
return false; |
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sf-exg |
1.117 |
} |
125 |
sasha |
1.1 |
|
126 |
sasha |
1.2 |
# ifdef BG_IMAGE_FROM_FILE |
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sasha |
1.1 |
static inline int |
128 |
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make_align_position (int align, int window_size, int image_size) |
129 |
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{ |
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sf-exg |
1.66 |
if (align >= 0 && align <= 100) |
131 |
sf-exg |
1.206 |
return lerp (0, window_size - image_size, align); |
132 |
sf-exg |
1.205 |
else if (align > 100) |
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sf-exg |
1.206 |
return lerp (window_size - image_size, window_size, align - 100); |
134 |
sf-exg |
1.205 |
else |
135 |
sf-exg |
1.206 |
return lerp (-image_size, 0, align + 100); |
136 |
sasha |
1.1 |
} |
137 |
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static inline int |
139 |
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make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size) |
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{ |
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int src_pos = 0; |
142 |
sf-exg |
1.66 |
dst_pos = pos; |
143 |
sasha |
1.1 |
dst_size = size; |
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sf-exg |
1.60 |
if (pos < 0) |
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sasha |
1.1 |
{ |
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src_pos = -pos; |
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sf-exg |
1.66 |
dst_pos = 0; |
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sasha |
1.1 |
dst_size += pos; |
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} |
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sf-exg |
1.197 |
min_it (dst_size, target_size - dst_pos); |
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sasha |
1.1 |
return src_pos; |
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} |
154 |
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155 |
sf-exg |
1.219 |
static void |
156 |
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parse_style (const char *style, int &x, int &y, unsigned int &w, unsigned int &h, uint8_t &flags) |
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{ |
158 |
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if (!strcasecmp (style, "tiled")) |
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{ |
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flags = IM_TILE; |
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w = h = noScale; |
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x = y = 0; |
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} |
164 |
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else if (!strcasecmp (style, "aspect-stretched")) |
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{ |
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flags = IM_KEEP_ASPECT; |
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w = h = windowScale; |
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x = y = centerAlign; |
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} |
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else if (!strcasecmp (style, "stretched")) |
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{ |
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flags = 0; |
173 |
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w = h = windowScale; |
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x = y = centerAlign; |
175 |
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} |
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else if (!strcasecmp (style, "centered")) |
177 |
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{ |
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flags = 0; |
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w = h = noScale; |
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x = y = centerAlign; |
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} |
182 |
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else if (!strcasecmp (style, "root-tiled")) |
183 |
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{ |
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flags = IM_TILE|IM_ROOT_ALIGN; |
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w = h = noScale; |
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x = y = 0; |
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} |
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} |
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sasha |
1.1 |
bool |
191 |
sf-exg |
1.214 |
rxvt_image::set_geometry (const char *geom, bool update) |
192 |
sasha |
1.1 |
{ |
193 |
sf-exg |
1.110 |
bool changed = false; |
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int geom_flags = 0; |
195 |
sf-exg |
1.198 |
int x = h_align; |
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int y = v_align; |
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unsigned int w = h_scale; |
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unsigned int h = v_scale; |
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sf-exg |
1.219 |
uint8_t new_flags = 0; |
200 |
sasha |
1.1 |
|
201 |
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if (geom == NULL) |
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return false; |
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sf-exg |
1.163 |
if (geom[0]) |
205 |
sf-exg |
1.122 |
{ |
206 |
sf-exg |
1.163 |
char **arr = rxvt_strsplit (':', geom); |
207 |
sf-exg |
1.131 |
|
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sf-exg |
1.173 |
for (int i = 0; arr[i]; i++) |
209 |
sasha |
1.1 |
{ |
210 |
sf-exg |
1.219 |
if (!strncasecmp (arr[i], "style=", 6)) |
211 |
sf-exg |
1.160 |
{ |
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sf-exg |
1.219 |
parse_style (arr[i] + 6, x, y, w, h, new_flags); |
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sf-exg |
1.160 |
geom_flags = WidthValue|HeightValue|XValue|YValue; |
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} |
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else if (!strcasecmp (arr[i], "op=tile")) |
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sf-exg |
1.214 |
new_flags |= IM_TILE; |
217 |
sf-exg |
1.176 |
else if (!strcasecmp (arr[i], "op=keep-aspect")) |
218 |
sf-exg |
1.214 |
new_flags |= IM_KEEP_ASPECT; |
219 |
sf-exg |
1.176 |
else if (!strcasecmp (arr[i], "op=root-align")) |
220 |
sf-exg |
1.214 |
new_flags |= IM_ROOT_ALIGN; |
221 |
sf-exg |
1.160 |
|
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// deprecated |
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else if (!strcasecmp (arr[i], "tile")) |
224 |
sf-exg |
1.122 |
{ |
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sf-exg |
1.214 |
new_flags |= IM_TILE; |
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sf-exg |
1.122 |
w = h = noScale; |
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geom_flags |= WidthValue|HeightValue; |
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} |
229 |
sf-exg |
1.133 |
else if (!strcasecmp (arr[i], "propscale")) |
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sf-exg |
1.122 |
{ |
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sf-exg |
1.214 |
new_flags |= IM_KEEP_ASPECT; |
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sf-exg |
1.177 |
w = h = windowScale; |
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geom_flags |= WidthValue|HeightValue; |
234 |
sf-exg |
1.122 |
} |
235 |
sf-exg |
1.161 |
else if (!strcasecmp (arr[i], "hscale")) |
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{ |
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sf-exg |
1.214 |
new_flags |= IM_TILE; |
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sf-exg |
1.161 |
w = windowScale; |
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h = noScale; |
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geom_flags |= WidthValue|HeightValue; |
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} |
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else if (!strcasecmp (arr[i], "vscale")) |
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{ |
244 |
sf-exg |
1.214 |
new_flags |= IM_TILE; |
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sf-exg |
1.161 |
h = windowScale; |
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w = noScale; |
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geom_flags |= WidthValue|HeightValue; |
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} |
249 |
sf-exg |
1.133 |
else if (!strcasecmp (arr[i], "scale")) |
250 |
sf-exg |
1.122 |
{ |
251 |
sf-exg |
1.161 |
w = h = windowScale; |
252 |
sf-exg |
1.122 |
geom_flags |= WidthValue|HeightValue; |
253 |
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} |
254 |
sf-exg |
1.161 |
else if (!strcasecmp (arr[i], "auto")) |
255 |
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{ |
256 |
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w = h = windowScale; |
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x = y = centerAlign; |
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geom_flags |= WidthValue|HeightValue|XValue|YValue; |
259 |
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} |
260 |
sf-exg |
1.133 |
else if (!strcasecmp (arr[i], "root")) |
261 |
sf-exg |
1.122 |
{ |
262 |
sf-exg |
1.214 |
new_flags |= IM_TILE|IM_ROOT_ALIGN; |
263 |
sf-exg |
1.122 |
w = h = noScale; |
264 |
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geom_flags |= WidthValue|HeightValue; |
265 |
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} |
266 |
sf-exg |
1.163 |
|
267 |
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else |
268 |
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geom_flags |= XParseGeometry (arr[i], &x, &y, &w, &h); |
269 |
sf-exg |
1.131 |
} /* done parsing ops */ |
270 |
root |
1.26 |
|
271 |
sf-exg |
1.131 |
rxvt_free_strsplit (arr); |
272 |
sf-exg |
1.122 |
} |
273 |
sasha |
1.1 |
|
274 |
sf-exg |
1.214 |
new_flags |= flags & ~IM_GEOMETRY_FLAGS; |
275 |
sf-exg |
1.185 |
|
276 |
sf-exg |
1.163 |
if (!update) |
277 |
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{ |
278 |
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if (!(geom_flags & XValue)) |
279 |
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x = y = defaultAlign; |
280 |
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else if (!(geom_flags & YValue)) |
281 |
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y = x; |
282 |
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283 |
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if (!(geom_flags & (WidthValue|HeightValue))) |
284 |
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w = h = defaultScale; |
285 |
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else if (!(geom_flags & HeightValue)) |
286 |
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h = w; |
287 |
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else if (!(geom_flags & WidthValue)) |
288 |
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w = h; |
289 |
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} |
290 |
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|
291 |
sf-exg |
1.198 |
clamp_it (x, -100, 200); |
292 |
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clamp_it (y, -100, 200); |
293 |
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|
294 |
sf-exg |
1.214 |
if (flags != new_flags |
295 |
sf-exg |
1.198 |
|| h_scale != w |
296 |
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|| v_scale != h |
297 |
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|| h_align != x |
298 |
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|| v_align != y) |
299 |
sasha |
1.1 |
{ |
300 |
sf-exg |
1.214 |
flags = new_flags; |
301 |
sf-exg |
1.198 |
h_scale = w; |
302 |
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v_scale = h; |
303 |
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h_align = x; |
304 |
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v_align = y; |
305 |
sf-exg |
1.110 |
changed = true; |
306 |
sasha |
1.1 |
} |
307 |
root |
1.26 |
|
308 |
sf-exg |
1.214 |
if (!(flags & IM_TILE) |
309 |
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|| h_scale || v_scale |
310 |
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|| (!(flags & IM_ROOT_ALIGN) && (h_align || v_align))) |
311 |
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flags |= IM_IS_SIZE_SENSITIVE; |
312 |
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else |
313 |
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flags &= ~IM_IS_SIZE_SENSITIVE; |
314 |
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|
315 |
sf-exg |
1.110 |
return changed; |
316 |
sasha |
1.1 |
} |
317 |
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|
318 |
sf-exg |
1.59 |
void |
319 |
sf-exg |
1.214 |
rxvt_term::get_image_geometry (rxvt_image &image, int &w, int &h, int &x, int &y) |
320 |
sf-exg |
1.59 |
{ |
321 |
sf-exg |
1.214 |
int image_width = image.width (); |
322 |
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int image_height = image.height (); |
323 |
sf-exg |
1.142 |
int target_width = szHint.width; |
324 |
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int target_height = szHint.height; |
325 |
sf-exg |
1.217 |
int h_scale = min (image.h_scale, 32767 * 100 / target_width); |
326 |
|
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int v_scale = min (image.v_scale, 32767 * 100 / target_height); |
327 |
sf-exg |
1.59 |
|
328 |
sf-exg |
1.217 |
w = h_scale * target_width / 100; |
329 |
|
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h = v_scale * target_height / 100; |
330 |
sf-exg |
1.164 |
|
331 |
sf-exg |
1.214 |
if (image.flags & IM_KEEP_ASPECT) |
332 |
sf-exg |
1.62 |
{ |
333 |
sf-exg |
1.164 |
float scale = (float)w / image_width; |
334 |
|
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min_it (scale, (float)h / image_height); |
335 |
sf-exg |
1.62 |
w = image_width * scale + 0.5; |
336 |
|
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h = image_height * scale + 0.5; |
337 |
|
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} |
338 |
sf-exg |
1.59 |
|
339 |
sf-exg |
1.68 |
if (!w) w = image_width; |
340 |
|
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if (!h) h = image_height; |
341 |
|
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|
342 |
sf-exg |
1.214 |
if (image.flags & IM_ROOT_ALIGN) |
343 |
sf-exg |
1.59 |
{ |
344 |
sf-exg |
1.121 |
x = -target_x; |
345 |
|
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y = -target_y; |
346 |
sf-exg |
1.59 |
} |
347 |
sf-exg |
1.63 |
else |
348 |
|
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{ |
349 |
sf-exg |
1.214 |
x = make_align_position (image.h_align, target_width, w); |
350 |
|
|
y = make_align_position (image.v_align, target_height, h); |
351 |
sf-exg |
1.63 |
} |
352 |
sf-exg |
1.59 |
} |
353 |
|
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|
354 |
sf-exg |
1.55 |
# ifdef HAVE_PIXBUF |
355 |
|
|
bool |
356 |
sf-exg |
1.142 |
rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc, |
357 |
|
|
int src_x, int src_y, int dst_x, int dst_y, |
358 |
sf-exg |
1.218 |
unsigned int width, unsigned int height, bool argb) |
359 |
sf-exg |
1.127 |
{ |
360 |
|
|
XImage *ximage; |
361 |
sf-exg |
1.210 |
char *line; |
362 |
sf-exg |
1.207 |
int width_r, width_g, width_b, width_a; |
363 |
|
|
int sh_r, sh_g, sh_b, sh_a; |
364 |
sf-exg |
1.218 |
uint32_t red_mask, green_mask, blue_mask, alpha_mask; |
365 |
sf-exg |
1.127 |
int rowstride; |
366 |
|
|
int channels; |
367 |
|
|
unsigned char *row; |
368 |
|
|
|
369 |
|
|
if (visual->c_class != TrueColor) |
370 |
|
|
return false; |
371 |
|
|
|
372 |
sf-exg |
1.218 |
if (argb) |
373 |
|
|
{ |
374 |
|
|
red_mask = 0xff << 16; |
375 |
|
|
green_mask = 0xff << 8; |
376 |
|
|
blue_mask = 0xff; |
377 |
|
|
alpha_mask = 0xff << 24; |
378 |
|
|
} |
379 |
|
|
else |
380 |
|
|
{ |
381 |
|
|
red_mask = visual->red_mask; |
382 |
|
|
green_mask = visual->green_mask; |
383 |
|
|
blue_mask = visual->blue_mask; |
384 |
sf-exg |
1.207 |
#if XRENDER |
385 |
sf-exg |
1.218 |
XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); |
386 |
|
|
if (format) |
387 |
|
|
alpha_mask = (uint32_t)format->direct.alphaMask << format->direct.alpha; |
388 |
|
|
else |
389 |
sf-exg |
1.207 |
#endif |
390 |
sf-exg |
1.218 |
alpha_mask = 0; |
391 |
|
|
} |
392 |
sf-exg |
1.207 |
|
393 |
sf-exg |
1.218 |
width_r = ecb_popcount32 (red_mask); |
394 |
|
|
width_g = ecb_popcount32 (green_mask); |
395 |
|
|
width_b = ecb_popcount32 (blue_mask); |
396 |
sf-exg |
1.207 |
width_a = ecb_popcount32 (alpha_mask); |
397 |
sf-exg |
1.127 |
|
398 |
sf-exg |
1.207 |
if (width_r > 8 || width_g > 8 || width_b > 8 || width_a > 8) |
399 |
sf-exg |
1.127 |
return false; |
400 |
|
|
|
401 |
sf-exg |
1.218 |
sh_r = ecb_ctz32 (red_mask); |
402 |
|
|
sh_g = ecb_ctz32 (green_mask); |
403 |
|
|
sh_b = ecb_ctz32 (blue_mask); |
404 |
sf-exg |
1.207 |
sh_a = ecb_ctz32 (alpha_mask); |
405 |
sf-exg |
1.127 |
|
406 |
sf-exg |
1.210 |
if (width > 32767 || height > 32767) |
407 |
sf-exg |
1.127 |
return false; |
408 |
|
|
|
409 |
sf-exg |
1.218 |
ximage = XCreateImage (dpy, visual, argb ? 32 : depth, ZPixmap, 0, 0, |
410 |
sf-exg |
1.210 |
width, height, 32, 0); |
411 |
|
|
if (!ximage) |
412 |
sf-exg |
1.127 |
return false; |
413 |
|
|
|
414 |
sf-exg |
1.210 |
if (height > INT_MAX / ximage->bytes_per_line |
415 |
|
|
|| !(ximage->data = (char *)malloc (height * ximage->bytes_per_line))) |
416 |
sf-exg |
1.127 |
{ |
417 |
sf-exg |
1.210 |
XDestroyImage (ximage); |
418 |
sf-exg |
1.127 |
return false; |
419 |
|
|
} |
420 |
|
|
|
421 |
sf-exg |
1.155 |
ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst; |
422 |
sf-exg |
1.127 |
|
423 |
|
|
rowstride = gdk_pixbuf_get_rowstride (pixbuf); |
424 |
|
|
channels = gdk_pixbuf_get_n_channels (pixbuf); |
425 |
|
|
row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels; |
426 |
sf-exg |
1.210 |
line = ximage->data; |
427 |
sf-exg |
1.127 |
|
428 |
sf-exg |
1.207 |
rgba c (0, 0, 0); |
429 |
|
|
|
430 |
|
|
if (channels == 4 && alpha_mask == 0) |
431 |
|
|
{ |
432 |
|
|
pix_colors[Color_bg].get (c); |
433 |
|
|
c.r >>= 8; |
434 |
|
|
c.g >>= 8; |
435 |
|
|
c.b >>= 8; |
436 |
|
|
} |
437 |
|
|
|
438 |
sf-exg |
1.127 |
for (int y = 0; y < height; y++) |
439 |
|
|
{ |
440 |
|
|
for (int x = 0; x < width; x++) |
441 |
|
|
{ |
442 |
|
|
unsigned char *pixel = row + x * channels; |
443 |
|
|
uint32_t value; |
444 |
sf-exg |
1.207 |
unsigned char r, g, b, a; |
445 |
|
|
|
446 |
|
|
if (channels == 4) |
447 |
|
|
{ |
448 |
|
|
a = pixel[3]; |
449 |
|
|
r = (pixel[0] * a + c.r * (0xff - a)) / 0xff; |
450 |
|
|
g = (pixel[1] * a + c.g * (0xff - a)) / 0xff; |
451 |
|
|
b = (pixel[2] * a + c.b * (0xff - a)) / 0xff; |
452 |
|
|
} |
453 |
|
|
else |
454 |
|
|
{ |
455 |
|
|
a = 0xff; |
456 |
|
|
r = pixel[0]; |
457 |
|
|
g = pixel[1]; |
458 |
|
|
b = pixel[2]; |
459 |
|
|
} |
460 |
sf-exg |
1.127 |
|
461 |
sf-exg |
1.207 |
value = ((r >> (8 - width_r)) << sh_r) |
462 |
|
|
| ((g >> (8 - width_g)) << sh_g) |
463 |
|
|
| ((b >> (8 - width_b)) << sh_b) |
464 |
|
|
| ((a >> (8 - width_a)) << sh_a); |
465 |
sf-exg |
1.127 |
|
466 |
sf-exg |
1.210 |
if (ximage->bits_per_pixel == 32) |
467 |
sf-exg |
1.127 |
((uint32_t *)line)[x] = value; |
468 |
|
|
else |
469 |
sf-exg |
1.210 |
XPutPixel (ximage, x, y, value); |
470 |
sf-exg |
1.127 |
} |
471 |
|
|
|
472 |
|
|
row += rowstride; |
473 |
|
|
line += ximage->bytes_per_line; |
474 |
|
|
} |
475 |
|
|
|
476 |
sf-exg |
1.142 |
XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height); |
477 |
sf-exg |
1.127 |
XDestroyImage (ximage); |
478 |
|
|
return true; |
479 |
|
|
} |
480 |
|
|
|
481 |
|
|
bool |
482 |
sf-exg |
1.215 |
rxvt_term::render_image (rxvt_image &image) |
483 |
sf-exg |
1.55 |
{ |
484 |
sf-exg |
1.214 |
GdkPixbuf *pixbuf = image.pixbuf; |
485 |
sf-exg |
1.55 |
if (!pixbuf) |
486 |
|
|
return false; |
487 |
|
|
|
488 |
sf-exg |
1.215 |
bool need_blend = bg_flags & BG_IS_VALID; |
489 |
|
|
|
490 |
|
|
if (need_blend |
491 |
sf-exg |
1.143 |
&& !(bg_flags & BG_HAS_RENDER)) |
492 |
sf-exg |
1.55 |
return false; |
493 |
|
|
|
494 |
|
|
GdkPixbuf *result; |
495 |
|
|
|
496 |
|
|
int image_width = gdk_pixbuf_get_width (pixbuf); |
497 |
|
|
int image_height = gdk_pixbuf_get_height (pixbuf); |
498 |
|
|
|
499 |
sf-exg |
1.142 |
int target_width = szHint.width; |
500 |
|
|
int target_height = szHint.height; |
501 |
sf-exg |
1.55 |
int new_pmap_width = target_width; |
502 |
|
|
int new_pmap_height = target_height; |
503 |
|
|
|
504 |
|
|
int x = 0; |
505 |
|
|
int y = 0; |
506 |
sf-exg |
1.59 |
int w = 0; |
507 |
|
|
int h = 0; |
508 |
sf-exg |
1.55 |
|
509 |
sf-exg |
1.214 |
get_image_geometry (image, w, h, x, y); |
510 |
sf-exg |
1.55 |
|
511 |
sf-exg |
1.214 |
if (!(image.flags & IM_ROOT_ALIGN) |
512 |
sf-exg |
1.67 |
&& (x >= target_width |
513 |
|
|
|| y >= target_height |
514 |
sf-exg |
1.172 |
|| x + w <= 0 |
515 |
|
|
|| y + h <= 0)) |
516 |
sf-exg |
1.55 |
return false; |
517 |
|
|
|
518 |
|
|
result = pixbuf; |
519 |
|
|
|
520 |
sf-exg |
1.172 |
if (w != image_width |
521 |
|
|
|| h != image_height) |
522 |
sf-exg |
1.55 |
{ |
523 |
|
|
result = gdk_pixbuf_scale_simple (pixbuf, |
524 |
sf-exg |
1.68 |
w, h, |
525 |
sf-exg |
1.55 |
GDK_INTERP_BILINEAR); |
526 |
|
|
} |
527 |
|
|
|
528 |
sf-exg |
1.151 |
if (!result) |
529 |
|
|
return false; |
530 |
|
|
|
531 |
sf-exg |
1.55 |
bool ret = false; |
532 |
|
|
|
533 |
sf-exg |
1.152 |
XGCValues gcv; |
534 |
|
|
GC gc; |
535 |
sf-exg |
1.215 |
Pixmap tmp_pixmap; |
536 |
sf-exg |
1.55 |
|
537 |
sf-exg |
1.152 |
image_width = gdk_pixbuf_get_width (result); |
538 |
|
|
image_height = gdk_pixbuf_get_height (result); |
539 |
sf-exg |
1.55 |
|
540 |
sf-exg |
1.215 |
if (need_blend) |
541 |
sf-exg |
1.218 |
tmp_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, 32); |
542 |
sf-exg |
1.152 |
else |
543 |
|
|
{ |
544 |
sf-exg |
1.220 |
// optimise bg pixmap size when tiling, but only if there are no |
545 |
|
|
// other pixbufs to render. Otherwise, the bg pixmap size must |
546 |
|
|
// be equal to the window size. |
547 |
|
|
if ((image.flags & IM_TILE) |
548 |
|
|
&& image_vec.size () == 1) |
549 |
sf-exg |
1.58 |
{ |
550 |
sf-exg |
1.152 |
new_pmap_width = min (image_width, target_width); |
551 |
|
|
new_pmap_height = min (image_height, target_height); |
552 |
sf-exg |
1.58 |
} |
553 |
sf-exg |
1.55 |
|
554 |
sf-exg |
1.218 |
if (bg_pixmap == None |
555 |
|
|
|| bg_pmap_width != new_pmap_width |
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 |
|
|
|
565 |
|
|
tmp_pixmap = bg_pixmap; |
566 |
sf-exg |
1.152 |
} |
567 |
sf-exg |
1.55 |
|
568 |
sf-exg |
1.154 |
gcv.foreground = pix_colors[Color_bg]; |
569 |
sf-exg |
1.218 |
gc = XCreateGC (dpy, tmp_pixmap, GCForeground, &gcv); |
570 |
sf-exg |
1.154 |
|
571 |
|
|
if (gc) |
572 |
sf-exg |
1.152 |
{ |
573 |
sf-exg |
1.214 |
if (image.flags & IM_TILE) |
574 |
sf-exg |
1.154 |
{ |
575 |
sf-exg |
1.218 |
Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, need_blend ? 32 : depth); |
576 |
sf-exg |
1.154 |
pixbuf_to_pixmap (result, tile, gc, |
577 |
|
|
0, 0, |
578 |
|
|
0, 0, |
579 |
sf-exg |
1.218 |
image_width, image_height, need_blend); |
580 |
sf-exg |
1.154 |
|
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 |
sf-exg |
1.55 |
|
587 |
sf-exg |
1.218 |
XFillRectangle (dpy, tmp_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height); |
588 |
sf-exg |
1.154 |
XFreePixmap (dpy, tile); |
589 |
|
|
} |
590 |
|
|
else |
591 |
sf-exg |
1.55 |
{ |
592 |
sf-exg |
1.154 |
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 |
sf-exg |
1.55 |
|
598 |
sf-exg |
1.154 |
if (dst_x > 0 || dst_y > 0 |
599 |
|
|
|| dst_x + dst_width < new_pmap_width |
600 |
|
|
|| dst_y + dst_height < new_pmap_height) |
601 |
sf-exg |
1.218 |
XFillRectangle (dpy, tmp_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height); |
602 |
sf-exg |
1.154 |
|
603 |
|
|
if (dst_x < new_pmap_width && dst_y < new_pmap_height) |
604 |
sf-exg |
1.218 |
pixbuf_to_pixmap (result, tmp_pixmap, gc, |
605 |
sf-exg |
1.154 |
src_x, src_y, |
606 |
|
|
dst_x, dst_y, |
607 |
sf-exg |
1.218 |
dst_width, dst_height, need_blend); |
608 |
sf-exg |
1.154 |
} |
609 |
sf-exg |
1.55 |
|
610 |
sf-exg |
1.154 |
#if XRENDER |
611 |
sf-exg |
1.215 |
if (need_blend) |
612 |
sf-exg |
1.154 |
{ |
613 |
sf-exg |
1.218 |
XRenderPictFormat *argb_format = XRenderFindStandardFormat (dpy, PictStandardARGB32); |
614 |
sf-exg |
1.190 |
XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); |
615 |
sf-exg |
1.55 |
|
616 |
sf-exg |
1.218 |
Picture src = XRenderCreatePicture (dpy, tmp_pixmap, argb_format, 0, 0); |
617 |
sf-exg |
1.55 |
|
618 |
sf-exg |
1.191 |
Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0); |
619 |
sf-exg |
1.152 |
|
620 |
sf-exg |
1.188 |
Picture mask = create_xrender_mask (dpy, vt, False, False); |
621 |
sf-exg |
1.79 |
|
622 |
sf-exg |
1.154 |
XRenderColor mask_c; |
623 |
sf-exg |
1.79 |
|
624 |
sf-exg |
1.220 |
mask_c.alpha = gdk_pixbuf_get_has_alpha (image.pixbuf) ? 0xffff : image.alpha; |
625 |
sf-exg |
1.192 |
mask_c.red = |
626 |
|
|
mask_c.green = |
627 |
|
|
mask_c.blue = 0; |
628 |
sf-exg |
1.154 |
XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1); |
629 |
sf-exg |
1.192 |
|
630 |
sf-exg |
1.154 |
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 |
sf-exg |
1.152 |
#endif |
637 |
sf-exg |
1.79 |
|
638 |
sf-exg |
1.154 |
XFreeGC (dpy, gc); |
639 |
sf-exg |
1.79 |
|
640 |
sf-exg |
1.154 |
ret = true; |
641 |
sf-exg |
1.152 |
} |
642 |
sf-exg |
1.79 |
|
643 |
sf-exg |
1.152 |
if (result != pixbuf) |
644 |
|
|
g_object_unref (result); |
645 |
sf-exg |
1.55 |
|
646 |
sf-exg |
1.215 |
if (need_blend) |
647 |
|
|
XFreePixmap (dpy, tmp_pixmap); |
648 |
sf-exg |
1.55 |
|
649 |
|
|
return ret; |
650 |
|
|
} |
651 |
|
|
# endif /* HAVE_PIXBUF */ |
652 |
|
|
|
653 |
sf-exg |
1.220 |
# 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 |
sf-exg |
1.222 |
if (image_vec.size () < id + 1) |
680 |
|
|
image_vec.resize (id + 1); |
681 |
sf-exg |
1.220 |
|
682 |
sf-exg |
1.222 |
rxvt_image *image = &image_vec[id]; |
683 |
sf-exg |
1.220 |
} |
684 |
|
|
# endif |
685 |
|
|
|
686 |
|
|
rxvt_image::rxvt_image () |
687 |
|
|
{ |
688 |
|
|
alpha = |
689 |
|
|
flags = |
690 |
|
|
h_scale = |
691 |
|
|
v_scale = |
692 |
|
|
h_align = |
693 |
|
|
v_align = 0; |
694 |
|
|
|
695 |
|
|
# ifdef HAVE_PIXBUF |
696 |
sf-exg |
1.221 |
pixbuf = 0; |
697 |
sf-exg |
1.220 |
# endif |
698 |
|
|
} |
699 |
|
|
|
700 |
sasha |
1.1 |
bool |
701 |
sf-exg |
1.220 |
rxvt_image::set_file_geometry (const char *file) |
702 |
sasha |
1.1 |
{ |
703 |
sf-exg |
1.107 |
if (!file || !*file) |
704 |
|
|
return false; |
705 |
sasha |
1.1 |
|
706 |
sf-exg |
1.167 |
const char *p = strchr (file, ';'); |
707 |
|
|
|
708 |
|
|
if (p) |
709 |
sasha |
1.1 |
{ |
710 |
sf-exg |
1.107 |
size_t len = p - file; |
711 |
|
|
char *f = rxvt_temp_buf<char> (len + 1); |
712 |
|
|
memcpy (f, file, len); |
713 |
|
|
f[len] = '\0'; |
714 |
|
|
file = f; |
715 |
|
|
} |
716 |
root |
1.25 |
|
717 |
sf-exg |
1.220 |
bool ret = set_file (file); |
718 |
|
|
alpha = 0x8000; |
719 |
|
|
if (ret && p) |
720 |
|
|
set_geometry (p + 1); |
721 |
|
|
return ret; |
722 |
|
|
} |
723 |
|
|
|
724 |
|
|
bool |
725 |
|
|
rxvt_image::set_file (const char *file) |
726 |
|
|
{ |
727 |
|
|
bool ret = false; |
728 |
|
|
|
729 |
sf-exg |
1.55 |
# ifdef HAVE_PIXBUF |
730 |
sf-exg |
1.107 |
GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL); |
731 |
|
|
if (image) |
732 |
|
|
{ |
733 |
|
|
if (pixbuf) |
734 |
|
|
g_object_unref (pixbuf); |
735 |
sf-exg |
1.221 |
pixbuf = image; |
736 |
sf-exg |
1.167 |
ret = true; |
737 |
sf-exg |
1.107 |
} |
738 |
sf-exg |
1.55 |
# endif |
739 |
root |
1.25 |
|
740 |
sf-exg |
1.167 |
if (ret) |
741 |
|
|
{ |
742 |
sf-exg |
1.220 |
alpha = 0xffff; |
743 |
sf-exg |
1.216 |
flags = IM_IS_SET | IM_IS_SIZE_SENSITIVE; |
744 |
|
|
h_scale = v_scale = defaultScale; |
745 |
|
|
h_align = v_align = defaultAlign; |
746 |
sf-exg |
1.167 |
} |
747 |
|
|
|
748 |
|
|
return ret; |
749 |
sasha |
1.1 |
} |
750 |
|
|
|
751 |
ayin |
1.12 |
# endif /* BG_IMAGE_FROM_FILE */ |
752 |
sasha |
1.1 |
|
753 |
|
|
# ifdef ENABLE_TRANSPARENCY |
754 |
ayin |
1.10 |
bool |
755 |
sf-exg |
1.142 |
rxvt_term::bg_set_blur (const char *geom) |
756 |
sasha |
1.1 |
{ |
757 |
sf-exg |
1.110 |
bool changed = false; |
758 |
sasha |
1.1 |
unsigned int hr, vr; |
759 |
|
|
int junk; |
760 |
|
|
int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr); |
761 |
|
|
|
762 |
sf-exg |
1.52 |
if (!(geom_flags & WidthValue)) |
763 |
sasha |
1.1 |
hr = 1; |
764 |
sf-exg |
1.52 |
if (!(geom_flags & HeightValue)) |
765 |
sasha |
1.1 |
vr = hr; |
766 |
|
|
|
767 |
sf-exg |
1.80 |
min_it (hr, 128); |
768 |
|
|
min_it (vr, 128); |
769 |
|
|
|
770 |
sasha |
1.1 |
if (h_blurRadius != hr) |
771 |
|
|
{ |
772 |
sf-exg |
1.110 |
changed = true; |
773 |
sasha |
1.1 |
h_blurRadius = hr; |
774 |
|
|
} |
775 |
|
|
|
776 |
|
|
if (v_blurRadius != vr) |
777 |
|
|
{ |
778 |
sf-exg |
1.110 |
changed = true; |
779 |
sasha |
1.1 |
v_blurRadius = vr; |
780 |
|
|
} |
781 |
ayin |
1.10 |
|
782 |
sf-exg |
1.110 |
return changed; |
783 |
sasha |
1.1 |
} |
784 |
|
|
|
785 |
|
|
bool |
786 |
sf-exg |
1.142 |
rxvt_term::bg_set_tint (rxvt_color &new_tint) |
787 |
sasha |
1.1 |
{ |
788 |
sf-exg |
1.194 |
if (!(bg_flags & BG_TINT_SET) || tint != new_tint) |
789 |
sasha |
1.1 |
{ |
790 |
|
|
tint = new_tint; |
791 |
sf-exg |
1.194 |
bg_flags |= BG_TINT_SET; |
792 |
sf-exg |
1.203 |
|
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 |
|
|
|
802 |
sasha |
1.1 |
return true; |
803 |
|
|
} |
804 |
root |
1.20 |
|
805 |
sasha |
1.1 |
return false; |
806 |
|
|
} |
807 |
|
|
|
808 |
|
|
bool |
809 |
sf-exg |
1.142 |
rxvt_term::bg_set_shade (const char *shade_str) |
810 |
sasha |
1.1 |
{ |
811 |
sf-exg |
1.186 |
int new_shade = atoi (shade_str); |
812 |
sasha |
1.1 |
|
813 |
sf-exg |
1.75 |
clamp_it (new_shade, -100, 200); |
814 |
|
|
if (new_shade < 0) |
815 |
root |
1.20 |
new_shade = 200 - (100 + new_shade); |
816 |
sasha |
1.1 |
|
817 |
|
|
if (new_shade != shade) |
818 |
|
|
{ |
819 |
|
|
shade = new_shade; |
820 |
|
|
return true; |
821 |
|
|
} |
822 |
root |
1.20 |
|
823 |
sasha |
1.1 |
return false; |
824 |
|
|
} |
825 |
|
|
|
826 |
sf-exg |
1.101 |
#if XRENDER |
827 |
sf-exg |
1.80 |
static void |
828 |
|
|
get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params) |
829 |
|
|
{ |
830 |
sf-exg |
1.89 |
double sigma = radius / 2.0; |
831 |
|
|
double scale = sqrt (2.0 * M_PI) * sigma; |
832 |
|
|
double sum = 0.0; |
833 |
sf-exg |
1.80 |
|
834 |
sf-exg |
1.89 |
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 |
sf-exg |
1.80 |
|
841 |
sf-exg |
1.89 |
params[0] = XDoubleToFixed (width); |
842 |
|
|
params[1] = XDoubleToFixed (1); |
843 |
sf-exg |
1.80 |
|
844 |
sf-exg |
1.89 |
for (int i = 0; i < width; i++) |
845 |
|
|
params[i+2] = XDoubleToFixed (kernel[i] / sum); |
846 |
sf-exg |
1.80 |
} |
847 |
sf-exg |
1.84 |
#endif |
848 |
sf-exg |
1.80 |
|
849 |
|
|
bool |
850 |
sf-exg |
1.213 |
rxvt_term::blur_pixmap (Pixmap pixmap, int width, int height) |
851 |
sf-exg |
1.80 |
{ |
852 |
|
|
bool ret = false; |
853 |
sf-exg |
1.101 |
#if XRENDER |
854 |
sf-exg |
1.181 |
if (!(bg_flags & BG_HAS_RENDER_CONV)) |
855 |
|
|
return false; |
856 |
|
|
|
857 |
sf-exg |
1.80 |
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 |
sf-exg |
1.195 |
XRenderPictureAttributes pa; |
862 |
sf-exg |
1.91 |
XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); |
863 |
sf-exg |
1.80 |
|
864 |
sf-exg |
1.195 |
pa.repeat = RepeatPad; |
865 |
|
|
Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa); |
866 |
sf-exg |
1.196 |
Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth); |
867 |
|
|
Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa); |
868 |
|
|
XFreePixmap (dpy, tmp); |
869 |
sf-exg |
1.80 |
|
870 |
sf-exg |
1.154 |
if (kernel && params) |
871 |
sf-exg |
1.80 |
{ |
872 |
sf-exg |
1.193 |
size = h_blurRadius * 2 + 1; |
873 |
|
|
get_gaussian_kernel (h_blurRadius, size, kernel, params); |
874 |
sf-exg |
1.80 |
|
875 |
sf-exg |
1.193 |
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 |
sf-exg |
1.196 |
::swap (src, dst); |
887 |
|
|
|
888 |
sf-exg |
1.193 |
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 |
sf-exg |
1.80 |
|
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 |
sf-exg |
1.64 |
bool |
915 |
sf-exg |
1.213 |
rxvt_term::tint_pixmap (Pixmap pixmap, int width, int height) |
916 |
sf-exg |
1.64 |
{ |
917 |
|
|
bool ret = false; |
918 |
|
|
|
919 |
sf-exg |
1.203 |
if (shade == 100 && (bg_flags & BG_TINT_BITAND)) |
920 |
sf-exg |
1.64 |
{ |
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 |
sf-exg |
1.77 |
gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv); |
931 |
sf-exg |
1.64 |
if (gc) |
932 |
|
|
{ |
933 |
sf-exg |
1.70 |
XFillRectangle (dpy, pixmap, gc, 0, 0, width, height); |
934 |
sf-exg |
1.64 |
ret = true; |
935 |
|
|
XFreeGC (dpy, gc); |
936 |
|
|
} |
937 |
|
|
} |
938 |
sf-exg |
1.181 |
# if XRENDER |
939 |
|
|
else if (bg_flags & BG_HAS_RENDER) |
940 |
sf-exg |
1.64 |
{ |
941 |
sf-exg |
1.194 |
rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC); |
942 |
sf-exg |
1.64 |
|
943 |
sf-exg |
1.194 |
if (bg_flags & BG_TINT_SET) |
944 |
|
|
tint.get (c); |
945 |
sf-exg |
1.64 |
|
946 |
sf-exg |
1.75 |
if (shade <= 100) |
947 |
sf-exg |
1.64 |
{ |
948 |
root |
1.148 |
c.r = c.r * shade / 100; |
949 |
|
|
c.g = c.g * shade / 100; |
950 |
|
|
c.b = c.b * shade / 100; |
951 |
sf-exg |
1.64 |
} |
952 |
sf-exg |
1.75 |
else |
953 |
sf-exg |
1.64 |
{ |
954 |
root |
1.148 |
c.r = c.r * (200 - shade) / 100; |
955 |
|
|
c.g = c.g * (200 - shade) / 100; |
956 |
|
|
c.b = c.b * (200 - shade) / 100; |
957 |
sf-exg |
1.64 |
} |
958 |
|
|
|
959 |
sf-exg |
1.77 |
XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); |
960 |
sf-exg |
1.64 |
|
961 |
sf-exg |
1.191 |
Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0); |
962 |
sf-exg |
1.64 |
|
963 |
sf-exg |
1.188 |
Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False); |
964 |
sf-exg |
1.64 |
|
965 |
sf-exg |
1.188 |
Picture mask_pic = create_xrender_mask (dpy, pixmap, True, True); |
966 |
sf-exg |
1.64 |
|
967 |
sf-exg |
1.154 |
XRenderColor mask_c; |
968 |
sf-exg |
1.64 |
|
969 |
sf-exg |
1.154 |
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 |
sf-exg |
1.192 |
|
981 |
sf-exg |
1.154 |
XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height); |
982 |
sf-exg |
1.64 |
|
983 |
sf-exg |
1.154 |
if (shade > 100) |
984 |
|
|
{ |
985 |
sf-exg |
1.64 |
mask_c.alpha = 0; |
986 |
sf-exg |
1.192 |
mask_c.red = |
987 |
|
|
mask_c.green = |
988 |
|
|
mask_c.blue = 0xffff * (shade - 100) / 100; |
989 |
sf-exg |
1.154 |
XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1); |
990 |
sf-exg |
1.125 |
|
991 |
sf-exg |
1.154 |
XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height); |
992 |
|
|
} |
993 |
sf-exg |
1.125 |
|
994 |
sf-exg |
1.154 |
ret = true; |
995 |
sf-exg |
1.64 |
|
996 |
|
|
XRenderFreePicture (dpy, mask_pic); |
997 |
|
|
XRenderFreePicture (dpy, overlay_pic); |
998 |
|
|
XRenderFreePicture (dpy, back_pic); |
999 |
sf-exg |
1.181 |
} |
1000 |
sf-exg |
1.64 |
# endif |
1001 |
|
|
|
1002 |
|
|
return ret; |
1003 |
|
|
} |
1004 |
|
|
|
1005 |
sf-exg |
1.149 |
/* |
1006 |
sf-exg |
1.100 |
* 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 |
1008 |
sasha |
1.1 |
* our window. |
1009 |
|
|
*/ |
1010 |
sf-exg |
1.202 |
bool |
1011 |
sf-exg |
1.142 |
rxvt_term::make_transparency_pixmap () |
1012 |
sasha |
1.1 |
{ |
1013 |
sf-exg |
1.202 |
bool ret = false; |
1014 |
sasha |
1.1 |
|
1015 |
sf-exg |
1.39 |
/* root dimensions may change from call to call - but Display structure should |
1016 |
sasha |
1.1 |
* be always up-to-date, so let's use it : |
1017 |
|
|
*/ |
1018 |
sf-exg |
1.142 |
int screen = display->screen; |
1019 |
sf-exg |
1.103 |
int root_depth = DefaultDepth (dpy, screen); |
1020 |
sasha |
1.1 |
int root_width = DisplayWidth (dpy, screen); |
1021 |
|
|
int root_height = DisplayHeight (dpy, screen); |
1022 |
sf-exg |
1.103 |
unsigned int root_pmap_width, root_pmap_height; |
1023 |
sf-exg |
1.142 |
int window_width = szHint.width; |
1024 |
|
|
int window_height = szHint.height; |
1025 |
sasha |
1.1 |
int sx, sy; |
1026 |
|
|
XGCValues gcv; |
1027 |
sf-exg |
1.81 |
GC gc; |
1028 |
sasha |
1.1 |
|
1029 |
sf-exg |
1.121 |
sx = target_x; |
1030 |
|
|
sy = target_y; |
1031 |
sasha |
1.1 |
|
1032 |
|
|
/* check if we are outside of the visible part of the virtual screen : */ |
1033 |
|
|
if (sx + window_width <= 0 || sy + window_height <= 0 |
1034 |
|
|
|| sx >= root_width || sy >= root_height) |
1035 |
|
|
return 0; |
1036 |
|
|
|
1037 |
sf-exg |
1.103 |
// validate root pixmap and get its size |
1038 |
|
|
if (root_pixmap != None) |
1039 |
|
|
{ |
1040 |
|
|
Window wdummy; |
1041 |
|
|
int idummy; |
1042 |
|
|
unsigned int udummy; |
1043 |
|
|
|
1044 |
sf-exg |
1.142 |
allowedxerror = -1; |
1045 |
sf-exg |
1.103 |
|
1046 |
|
|
if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy)) |
1047 |
|
|
root_pixmap = None; |
1048 |
|
|
|
1049 |
sf-exg |
1.142 |
allowedxerror = 0; |
1050 |
sf-exg |
1.103 |
} |
1051 |
|
|
|
1052 |
|
|
Pixmap recoded_root_pmap = root_pixmap; |
1053 |
|
|
|
1054 |
sf-exg |
1.142 |
if (root_pixmap != None && root_depth != depth) |
1055 |
sf-exg |
1.103 |
{ |
1056 |
|
|
#if XRENDER |
1057 |
sf-exg |
1.143 |
if (bg_flags & BG_HAS_RENDER) |
1058 |
sf-exg |
1.108 |
{ |
1059 |
sf-exg |
1.152 |
recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth); |
1060 |
|
|
|
1061 |
sf-exg |
1.154 |
XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen)); |
1062 |
sf-exg |
1.191 |
Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0); |
1063 |
sf-exg |
1.108 |
|
1064 |
sf-exg |
1.154 |
XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual); |
1065 |
sf-exg |
1.191 |
Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, 0); |
1066 |
sf-exg |
1.103 |
|
1067 |
sf-exg |
1.154 |
XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height); |
1068 |
sf-exg |
1.103 |
|
1069 |
sf-exg |
1.154 |
XRenderFreePicture (dpy, src); |
1070 |
|
|
XRenderFreePicture (dpy, dst); |
1071 |
sf-exg |
1.108 |
} |
1072 |
sf-exg |
1.103 |
else |
1073 |
sf-exg |
1.108 |
#endif |
1074 |
sf-exg |
1.151 |
recoded_root_pmap = None; |
1075 |
sf-exg |
1.103 |
} |
1076 |
|
|
|
1077 |
sf-exg |
1.151 |
if (recoded_root_pmap == None) |
1078 |
sf-exg |
1.81 |
return 0; |
1079 |
|
|
|
1080 |
sf-exg |
1.142 |
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 |
sf-exg |
1.135 |
} |
1090 |
sasha |
1.1 |
|
1091 |
sf-exg |
1.154 |
/* straightforward pixmap copy */ |
1092 |
mikachu |
1.178 |
while (sx < 0) sx += root_pmap_width; |
1093 |
|
|
while (sy < 0) sy += root_pmap_height; |
1094 |
sf-exg |
1.154 |
|
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 |
sf-exg |
1.202 |
ret = true; |
1105 |
sf-exg |
1.212 |
bool need_blur = h_blurRadius && v_blurRadius; |
1106 |
|
|
bool need_tint = shade != 100 || (bg_flags & BG_TINT_SET); |
1107 |
sasha |
1.1 |
|
1108 |
sf-exg |
1.154 |
if (!(bg_flags & BG_CLIENT_RENDER)) |
1109 |
sf-exg |
1.150 |
{ |
1110 |
sf-exg |
1.212 |
if (need_blur) |
1111 |
sf-exg |
1.154 |
{ |
1112 |
sf-exg |
1.213 |
if (blur_pixmap (bg_pixmap, window_width, window_height)) |
1113 |
sf-exg |
1.212 |
need_blur = false; |
1114 |
sf-exg |
1.154 |
} |
1115 |
sf-exg |
1.212 |
if (need_tint) |
1116 |
sf-exg |
1.80 |
{ |
1117 |
sf-exg |
1.213 |
if (tint_pixmap (bg_pixmap, window_width, window_height)) |
1118 |
sf-exg |
1.212 |
need_tint = false; |
1119 |
sf-exg |
1.154 |
} |
1120 |
sf-exg |
1.212 |
if (need_tint) |
1121 |
sf-exg |
1.189 |
{ |
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 |
sf-exg |
1.213 |
tint_ximage (ximage); |
1127 |
sf-exg |
1.189 |
|
1128 |
|
|
XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height); |
1129 |
|
|
XDestroyImage (ximage); |
1130 |
|
|
} |
1131 |
|
|
} |
1132 |
sf-exg |
1.154 |
} /* server side rendering completed */ |
1133 |
sf-exg |
1.189 |
|
1134 |
|
|
XFreeGC (dpy, gc); |
1135 |
sasha |
1.1 |
} |
1136 |
ayin |
1.10 |
|
1137 |
sf-exg |
1.103 |
if (recoded_root_pmap != root_pixmap) |
1138 |
|
|
XFreePixmap (dpy, recoded_root_pmap); |
1139 |
|
|
|
1140 |
sf-exg |
1.202 |
return ret; |
1141 |
sasha |
1.1 |
} |
1142 |
|
|
|
1143 |
sf-exg |
1.98 |
void |
1144 |
sf-exg |
1.142 |
rxvt_term::bg_set_root_pixmap () |
1145 |
sasha |
1.1 |
{ |
1146 |
sf-exg |
1.142 |
Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]); |
1147 |
sasha |
1.1 |
if (new_root_pixmap == None) |
1148 |
sf-exg |
1.142 |
new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]); |
1149 |
sasha |
1.1 |
|
1150 |
sf-exg |
1.98 |
root_pixmap = new_root_pixmap; |
1151 |
sasha |
1.1 |
} |
1152 |
|
|
# endif /* ENABLE_TRANSPARENCY */ |
1153 |
|
|
|
1154 |
|
|
bool |
1155 |
sf-exg |
1.142 |
rxvt_term::bg_render () |
1156 |
sasha |
1.1 |
{ |
1157 |
sf-exg |
1.142 |
bg_invalidate (); |
1158 |
sasha |
1.1 |
# ifdef ENABLE_TRANSPARENCY |
1159 |
sf-exg |
1.143 |
if (bg_flags & BG_IS_TRANSPARENT) |
1160 |
sasha |
1.1 |
{ |
1161 |
|
|
/* we need to re-generate transparency pixmap in that case ! */ |
1162 |
sf-exg |
1.215 |
if (make_transparency_pixmap ()) |
1163 |
sf-exg |
1.199 |
bg_flags |= BG_IS_VALID; |
1164 |
sasha |
1.1 |
} |
1165 |
|
|
# endif |
1166 |
|
|
|
1167 |
sf-exg |
1.50 |
# ifdef BG_IMAGE_FROM_FILE |
1168 |
sf-exg |
1.220 |
for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++) |
1169 |
sasha |
1.1 |
{ |
1170 |
sf-exg |
1.220 |
if (render_image (*bg_image)) |
1171 |
sf-exg |
1.143 |
bg_flags |= BG_IS_VALID; |
1172 |
sasha |
1.1 |
} |
1173 |
sf-exg |
1.46 |
# endif |
1174 |
sasha |
1.7 |
|
1175 |
sf-exg |
1.143 |
if (!(bg_flags & BG_IS_VALID)) |
1176 |
sasha |
1.1 |
{ |
1177 |
sf-exg |
1.142 |
if (bg_pixmap != None) |
1178 |
sasha |
1.1 |
{ |
1179 |
sf-exg |
1.142 |
XFreePixmap (dpy, bg_pixmap); |
1180 |
|
|
bg_pixmap = None; |
1181 |
sasha |
1.1 |
} |
1182 |
|
|
} |
1183 |
|
|
|
1184 |
sf-exg |
1.142 |
scr_recolour (false); |
1185 |
sf-exg |
1.143 |
bg_flags |= BG_NEEDS_REFRESH; |
1186 |
sasha |
1.1 |
|
1187 |
sf-exg |
1.142 |
bg_valid_since = ev::now (); |
1188 |
sasha |
1.22 |
|
1189 |
ayin |
1.10 |
return true; |
1190 |
sasha |
1.1 |
} |
1191 |
|
|
|
1192 |
sf-exg |
1.106 |
void |
1193 |
sf-exg |
1.142 |
rxvt_term::bg_init () |
1194 |
sasha |
1.1 |
{ |
1195 |
sf-exg |
1.142 |
#ifdef ENABLE_TRANSPARENCY |
1196 |
|
|
shade = 100; |
1197 |
|
|
#endif |
1198 |
sf-exg |
1.108 |
|
1199 |
sf-exg |
1.143 |
bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV); |
1200 |
sf-exg |
1.108 |
#if XRENDER |
1201 |
|
|
int major, minor; |
1202 |
sf-exg |
1.142 |
if (XRenderQueryVersion (dpy, &major, &minor)) |
1203 |
sf-exg |
1.143 |
bg_flags |= BG_HAS_RENDER; |
1204 |
sf-exg |
1.142 |
XFilters *filters = XRenderQueryFilters (dpy, vt); |
1205 |
sf-exg |
1.108 |
if (filters) |
1206 |
|
|
{ |
1207 |
|
|
for (int i = 0; i < filters->nfilter; i++) |
1208 |
|
|
if (!strcmp (filters->filter[i], FilterConvolution)) |
1209 |
sf-exg |
1.143 |
bg_flags |= BG_HAS_RENDER_CONV; |
1210 |
sf-exg |
1.108 |
|
1211 |
|
|
XFree (filters); |
1212 |
|
|
} |
1213 |
|
|
#endif |
1214 |
sf-exg |
1.220 |
|
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 |
sasha |
1.1 |
} |
1240 |
|
|
|
1241 |
ayin |
1.12 |
#endif /* HAVE_BG_PIXMAP */ |
1242 |
sasha |
1.1 |
|
1243 |
sf-exg |
1.201 |
#ifdef ENABLE_TRANSPARENCY |
1244 |
sf-exg |
1.169 |
/* based on code from aterm-0.4.2 */ |
1245 |
sasha |
1.1 |
|
1246 |
sf-exg |
1.179 |
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 |
sf-exg |
1.183 |
void |
1259 |
sf-exg |
1.213 |
rxvt_term::tint_ximage (XImage *ximage) |
1260 |
sasha |
1.1 |
{ |
1261 |
sf-exg |
1.209 |
unsigned int size_r, size_g, size_b; |
1262 |
sasha |
1.1 |
int sh_r, sh_g, sh_b; |
1263 |
sf-exg |
1.94 |
uint32_t mask_r, mask_g, mask_b; |
1264 |
|
|
uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b; |
1265 |
sf-exg |
1.180 |
unsigned short low; |
1266 |
sf-exg |
1.155 |
int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst; |
1267 |
sasha |
1.1 |
|
1268 |
sf-exg |
1.126 |
if (visual->c_class != TrueColor || ximage->format != ZPixmap) return; |
1269 |
sasha |
1.1 |
|
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 |
sf-exg |
1.209 |
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 |
sasha |
1.1 |
|
1292 |
sf-exg |
1.194 |
rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC); |
1293 |
sf-exg |
1.183 |
|
1294 |
sf-exg |
1.194 |
if (bg_flags & BG_TINT_SET) |
1295 |
|
|
tint.get (c); |
1296 |
sf-exg |
1.183 |
|
1297 |
sasha |
1.1 |
/* prepare limits for color transformation (each channel is handled separately) */ |
1298 |
sf-exg |
1.87 |
if (shade > 100) |
1299 |
|
|
{ |
1300 |
sf-exg |
1.184 |
c.r = c.r * (200 - shade) / 100; |
1301 |
|
|
c.g = c.g * (200 - shade) / 100; |
1302 |
|
|
c.b = c.b * (200 - shade) / 100; |
1303 |
sf-exg |
1.125 |
|
1304 |
sf-exg |
1.183 |
low = 0xffff * (shade - 100) / 100; |
1305 |
sf-exg |
1.87 |
} |
1306 |
|
|
else |
1307 |
|
|
{ |
1308 |
sf-exg |
1.184 |
c.r = c.r * shade / 100; |
1309 |
|
|
c.g = c.g * shade / 100; |
1310 |
|
|
c.b = c.b * shade / 100; |
1311 |
sasha |
1.1 |
|
1312 |
sf-exg |
1.180 |
low = 0; |
1313 |
sf-exg |
1.87 |
} |
1314 |
sasha |
1.1 |
|
1315 |
|
|
/* fill our lookup tables */ |
1316 |
sf-exg |
1.184 |
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 |
sasha |
1.1 |
|
1320 |
|
|
/* apply table to input image (replacing colors by newly calculated ones) */ |
1321 |
sf-exg |
1.126 |
if (ximage->bits_per_pixel == 32 |
1322 |
|
|
&& ximage->byte_order == host_byte_order) |
1323 |
sf-exg |
1.93 |
{ |
1324 |
sf-exg |
1.208 |
char *line = ximage->data; |
1325 |
sf-exg |
1.93 |
|
1326 |
sf-exg |
1.208 |
for (int y = 0; y < ximage->height; y++) |
1327 |
sf-exg |
1.87 |
{ |
1328 |
sf-exg |
1.208 |
uint32_t *p = (uint32_t *)line; |
1329 |
|
|
for (int x = 0; x < ximage->width; x++) |
1330 |
sf-exg |
1.87 |
{ |
1331 |
sf-exg |
1.209 |
*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 |
sf-exg |
1.208 |
p++; |
1335 |
sf-exg |
1.87 |
} |
1336 |
sf-exg |
1.208 |
line += ximage->bytes_per_line; |
1337 |
sasha |
1.1 |
} |
1338 |
sf-exg |
1.93 |
} |
1339 |
|
|
else |
1340 |
|
|
{ |
1341 |
sf-exg |
1.126 |
for (int y = 0; y < ximage->height; y++) |
1342 |
|
|
for (int x = 0; x < ximage->width; x++) |
1343 |
sf-exg |
1.93 |
{ |
1344 |
sf-exg |
1.126 |
unsigned long pixel = XGetPixel (ximage, x, y); |
1345 |
sf-exg |
1.93 |
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 |
sf-exg |
1.126 |
XPutPixel (ximage, x, y, pixel); |
1349 |
sf-exg |
1.93 |
} |
1350 |
sasha |
1.1 |
} |
1351 |
|
|
|
1352 |
|
|
free (lookup); |
1353 |
|
|
} |
1354 |
sf-exg |
1.201 |
#endif /* ENABLE_TRANSPARENCY */ |