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2 | #include "../config.h" |
2 | #include "../config.h" |
3 | #include "rxvt.h" |
3 | #include "rxvt.h" |
4 | |
4 | |
5 | #if HAVE_IMG |
5 | #if HAVE_IMG |
6 | |
6 | |
7 | #define float_to_component(d) ((d) * 65535.99) |
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8 | |
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9 | rxvt_img::rxvt_img (rxvt_screen *screen, XRenderPictFormat *format, int width, int height) |
7 | rxvt_img::rxvt_img (rxvt_screen *screen, XRenderPictFormat *format, int x, int y, int width, int height) |
10 | : s(screen), w(width), h(height), format(format), shared(false) |
8 | : s(screen), x(x), y(y), w(width), h(height), format(format), repeat(RepeatNormal), |
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9 | pm(0), ref(0) |
11 | { |
10 | { |
12 | pm = XCreatePixmap (s->display->dpy, s->display->root, w, h, format->depth); |
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13 | } |
11 | } |
14 | |
12 | |
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13 | rxvt_img::rxvt_img (const rxvt_img &img) |
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14 | : s(img.s), x(img.x), y(img.y), w(img.w), h(img.h), format(img.format), repeat(img.repeat), pm(img.pm), ref(img.ref) |
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15 | { |
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16 | ++ref->cnt; |
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17 | } |
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18 | |
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19 | #if 0 |
15 | rxvt_img::rxvt_img (rxvt_screen *screen, XRenderPictFormat *format, int width, int height, Pixmap pixmap) |
20 | rxvt_img::rxvt_img (rxvt_screen *screen, XRenderPictFormat *format, int width, int height, Pixmap pixmap) |
16 | : s(screen), pm(pixmap), w(width), h(height), format(format), shared(false) |
21 | : s(screen), x(0), y(0), w(width), h(height), format(format), repeat(RepeatNormal), shared(false), pm(pixmap) |
17 | { |
22 | { |
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23 | } |
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24 | #endif |
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25 | |
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26 | rxvt_img * |
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27 | rxvt_img::new_from_root (rxvt_screen *s) |
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28 | { |
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29 | Display *dpy = s->display->dpy; |
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30 | unsigned int root_pm_w, root_pm_h; |
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31 | Pixmap root_pixmap = s->display->get_pixmap_property (s->display->xa[XA_XROOTPMAP_ID]); |
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32 | if (root_pixmap == None) |
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33 | root_pixmap = s->display->get_pixmap_property (s->display->xa[XA_ESETROOT_PMAP_ID]); |
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34 | |
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35 | if (root_pixmap == None) |
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36 | return 0; |
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37 | |
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38 | Window wdummy; |
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39 | int idummy; |
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40 | unsigned int udummy; |
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41 | |
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42 | if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pm_w, &root_pm_h, &udummy, &udummy)) |
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43 | return 0; |
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44 | |
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45 | rxvt_img *img = new rxvt_img ( |
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46 | s, |
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47 | XRenderFindVisualFormat (dpy, DefaultVisual (dpy, s->display->screen)), |
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48 | 0, |
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49 | 0, |
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50 | root_pm_w, |
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51 | root_pm_h |
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52 | ); |
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53 | |
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54 | img->pm = root_pixmap; |
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55 | img->ref = new pixref (root_pm_w, root_pm_h); |
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56 | img->ref->ours = false; |
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57 | |
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58 | return img; |
18 | } |
59 | } |
19 | |
60 | |
20 | rxvt_img * |
61 | rxvt_img * |
21 | rxvt_img::new_from_file (rxvt_screen *s, const char *filename) |
62 | rxvt_img::new_from_file (rxvt_screen *s, const char *filename) |
22 | { |
63 | { |
23 | GError *err; |
64 | GError *err = 0; |
24 | GdkPixbuf *pb = gdk_pixbuf_new_from_file (filename, &err); |
65 | GdkPixbuf *pb = gdk_pixbuf_new_from_file (filename, &err); |
25 | |
66 | |
26 | if (!pb) |
67 | if (!pb) |
27 | return 0; |
68 | rxvt_fatal ("rxvt_img::new_from_file: %s\n", err->message); |
28 | |
69 | |
29 | rxvt_img *img = new rxvt_img ( |
70 | rxvt_img *img = new rxvt_img ( |
30 | s, |
71 | s, |
31 | XRenderFindStandardFormat (s->display->dpy, gdk_pixbuf_get_has_alpha (pb) ? PictStandardARGB32 : PictStandardRGB24), |
72 | XRenderFindStandardFormat (s->display->dpy, gdk_pixbuf_get_has_alpha (pb) ? PictStandardARGB32 : PictStandardRGB24), |
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73 | 0, |
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74 | 0, |
32 | gdk_pixbuf_get_width (pb), |
75 | gdk_pixbuf_get_width (pb), |
33 | gdk_pixbuf_get_height (pb) |
76 | gdk_pixbuf_get_height (pb) |
34 | ); |
77 | ); |
35 | |
78 | img->alloc (); |
36 | img->render (pb, 0, 0, img->w, img->h, 0, 0); |
79 | img->render_pixbuf (pb, 0, 0, img->w, img->h, 0, 0); |
37 | |
80 | |
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81 | g_object_unref (pb); |
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82 | |
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83 | return img; |
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84 | } |
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85 | |
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86 | void |
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87 | rxvt_img::destroy () |
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88 | { |
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89 | if (--ref->cnt) |
38 | return img; |
90 | return; |
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91 | |
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92 | if (pm && ref->ours) |
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93 | XFreePixmap (s->display->dpy, pm); |
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94 | |
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95 | delete ref; |
39 | } |
96 | } |
40 | |
97 | |
41 | rxvt_img::~rxvt_img () |
98 | rxvt_img::~rxvt_img () |
42 | { |
99 | { |
43 | if (!shared) |
100 | destroy (); |
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101 | } |
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102 | |
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103 | void |
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104 | rxvt_img::alloc () |
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105 | { |
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106 | pm = XCreatePixmap (s->display->dpy, s->display->root, w, h, format->depth); |
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107 | ref = new pixref (w, h); |
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108 | } |
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109 | |
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110 | Picture |
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111 | rxvt_img::src_picture () |
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112 | { |
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113 | Display *dpy = s->display->dpy; |
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114 | |
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115 | XRenderPictureAttributes pa; |
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116 | pa.repeat = repeat; |
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117 | Picture pic = XRenderCreatePicture (dpy, pm, format, CPRepeat, &pa); |
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118 | |
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119 | XRectangle clip = { -x, -y, min (w, ref->w), min (h, ref->h) }; |
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120 | XRenderSetPictureClipRectangles (dpy, pic, 0, 0, &clip, 1); |
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121 | |
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122 | return pic; |
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123 | } |
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124 | |
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125 | void |
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126 | rxvt_img::unshare () |
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127 | { |
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128 | if (ref->cnt == 1 && ref->ours) |
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129 | return; |
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130 | |
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131 | //TODO: maybe should reify instead |
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132 | Pixmap pm2 = XCreatePixmap (s->display->dpy, s->display->root, ref->w, ref->h, format->depth); |
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133 | GC gc = XCreateGC (s->display->dpy, pm, 0, 0); |
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134 | XCopyArea (s->display->dpy, pm, pm2, gc, 0, 0, ref->w, ref->h, 0, 0); |
44 | XFreePixmap (s->display->dpy, pm); |
135 | XFreeGC (s->display->dpy, gc); |
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136 | |
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137 | destroy (); |
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138 | |
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139 | pm = pm2; |
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140 | ref = new pixref (ref->w, ref->h); |
45 | } |
141 | } |
46 | |
142 | |
47 | void |
143 | void |
48 | rxvt_img::fill (const rxvt_color &c) |
144 | rxvt_img::fill (const rxvt_color &c) |
49 | { |
145 | { |
… | |
… | |
73 | |
169 | |
74 | for (int i = 0; i < width; i++) |
170 | for (int i = 0; i < width; i++) |
75 | params[i+2] = XDoubleToFixed (kernel[i] / sum); |
171 | params[i+2] = XDoubleToFixed (kernel[i] / sum); |
76 | } |
172 | } |
77 | |
173 | |
78 | void |
174 | rxvt_img * |
79 | rxvt_img::blur (int rh, int rv) |
175 | rxvt_img::blur (int rh, int rv) |
80 | { |
176 | { |
81 | if (!(s->display->flags & DISPLAY_HAS_RENDER_CONV)) |
177 | if (!(s->display->flags & DISPLAY_HAS_RENDER_CONV)) |
82 | return; |
178 | return clone (); |
83 | |
179 | |
84 | Display *dpy = s->display->dpy; |
180 | Display *dpy = s->display->dpy; |
85 | int size = max (rh, rv) * 2 + 1; |
181 | int size = max (rh, rv) * 2 + 1; |
86 | double *kernel = (double *)malloc (size * sizeof (double)); |
182 | double *kernel = (double *)malloc (size * sizeof (double)); |
87 | XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed)); |
183 | XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed)); |
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184 | rxvt_img *img = new rxvt_img (s, format, x, y, w, h); |
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185 | img->alloc (); |
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186 | |
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187 | Picture src = src_picture (); |
88 | |
188 | |
89 | XRenderPictureAttributes pa; |
189 | XRenderPictureAttributes pa; |
90 | |
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91 | pa.repeat = RepeatPad; |
190 | pa.repeat = RepeatPad; |
92 | Picture src = XRenderCreatePicture (dpy, pm, format, CPRepeat, &pa); |
191 | Picture dst = XRenderCreatePicture (dpy, img->pm, format, CPRepeat, &pa); |
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192 | |
93 | Pixmap tmp = XCreatePixmap (dpy, pm, w, h, format->depth); |
193 | Pixmap tmp_pm = XCreatePixmap (dpy, pm, w, h, format->depth); |
94 | Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa); |
194 | Picture tmp = XRenderCreatePicture (dpy, tmp_pm , format, CPRepeat, &pa); |
95 | XFreePixmap (dpy, tmp); |
195 | XFreePixmap (dpy, tmp_pm); |
96 | |
196 | |
97 | if (kernel && params) |
197 | if (kernel && params) |
98 | { |
198 | { |
99 | size = rh * 2 + 1; |
199 | size = rh * 2 + 1; |
100 | get_gaussian_kernel (rh, size, kernel, params); |
200 | get_gaussian_kernel (rh, size, kernel, params); |
… | |
… | |
102 | XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2); |
202 | XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2); |
103 | XRenderComposite (dpy, |
203 | XRenderComposite (dpy, |
104 | PictOpSrc, |
204 | PictOpSrc, |
105 | src, |
205 | src, |
106 | None, |
206 | None, |
107 | dst, |
207 | tmp, |
108 | 0, 0, |
208 | 0, 0, |
109 | 0, 0, |
209 | 0, 0, |
110 | 0, 0, |
210 | 0, 0, |
111 | w, h); |
211 | w, h); |
112 | |
212 | |
113 | ::swap (src, dst); |
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114 | |
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115 | size = rv * 2 + 1; |
213 | size = rv * 2 + 1; |
116 | get_gaussian_kernel (rv, size, kernel, params); |
214 | get_gaussian_kernel (rv, size, kernel, params); |
117 | ::swap (params[0], params[1]); |
215 | ::swap (params[0], params[1]); |
118 | |
216 | |
119 | XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2); |
217 | XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2); |
120 | XRenderComposite (dpy, |
218 | XRenderComposite (dpy, |
121 | PictOpSrc, |
219 | PictOpSrc, |
122 | src, |
220 | tmp, |
123 | None, |
221 | None, |
124 | dst, |
222 | dst, |
125 | 0, 0, |
223 | 0, 0, |
126 | 0, 0, |
224 | 0, 0, |
127 | 0, 0, |
225 | 0, 0, |
… | |
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130 | |
228 | |
131 | free (kernel); |
229 | free (kernel); |
132 | free (params); |
230 | free (params); |
133 | XRenderFreePicture (dpy, src); |
231 | XRenderFreePicture (dpy, src); |
134 | XRenderFreePicture (dpy, dst); |
232 | XRenderFreePicture (dpy, dst); |
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233 | XRenderFreePicture (dpy, tmp); |
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234 | |
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235 | return img; |
135 | } |
236 | } |
136 | |
237 | |
137 | static Picture |
238 | static Picture |
138 | create_xrender_mask (Display *dpy, Drawable drawable, Bool argb) |
239 | create_xrender_mask (Display *dpy, Drawable drawable, Bool argb) |
139 | { |
240 | { |
… | |
… | |
148 | |
249 | |
149 | return mask; |
250 | return mask; |
150 | } |
251 | } |
151 | |
252 | |
152 | void |
253 | void |
153 | rxvt_img::brightness (double r, double g, double b, double a) |
254 | rxvt_img::brightness (unsigned short r, unsigned short g, unsigned short b, unsigned short a) |
154 | { |
255 | { |
155 | Display *dpy = s->display->dpy; |
256 | Display *dpy = s->display->dpy; |
156 | Picture src = create_xrender_mask (dpy, pm, True); |
257 | Picture src = create_xrender_mask (dpy, pm, True); |
157 | Picture dst = XRenderCreatePicture (dpy, pm, format, 0, 0); |
258 | Picture dst = XRenderCreatePicture (dpy, pm, format, 0, 0); |
158 | |
259 | |
159 | XRenderColor mask_c; |
260 | XRenderColor mask_c; |
160 | mask_c.red = float_to_component (r); |
261 | mask_c.red = r; |
161 | mask_c.green = float_to_component (g); |
262 | mask_c.green = g; |
162 | mask_c.blue = float_to_component (b); |
263 | mask_c.blue = b; |
163 | mask_c.alpha = float_to_component (a); |
264 | mask_c.alpha = a; |
164 | XRenderFillRectangle (dpy, PictOpSrc, src, &mask_c, 0, 0, 1, 1); |
265 | XRenderFillRectangle (dpy, PictOpSrc, src, &mask_c, 0, 0, 1, 1); |
165 | |
266 | |
166 | XRenderComposite (dpy, PictOpAdd, src, None, dst, 0, 0, 0, 0, 0, 0, w, h); |
267 | XRenderComposite (dpy, PictOpAdd, src, None, dst, 0, 0, 0, 0, 0, 0, w, h); |
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268 | |
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269 | XRenderFreePicture (dpy, src); |
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270 | XRenderFreePicture (dpy, dst); |
167 | } |
271 | } |
168 | |
272 | |
169 | void |
273 | void |
170 | rxvt_img::contrast (double r, double g, double b, double a) |
274 | rxvt_img::contrast (unsigned short r, unsigned short g, unsigned short b, unsigned short a) |
171 | { |
275 | { |
172 | if (!(s->display->flags & DISPLAY_HAS_RENDER_MUL)) |
276 | if (!(s->display->flags & DISPLAY_HAS_RENDER_MUL)) |
173 | return; |
277 | return; |
174 | |
278 | |
175 | Display *dpy = s->display->dpy; |
279 | Display *dpy = s->display->dpy; |
176 | Picture src = create_xrender_mask (dpy, pm, True); |
280 | Picture src = create_xrender_mask (dpy, pm, True); |
177 | Picture dst = XRenderCreatePicture (dpy, pm, format, 0, 0); |
281 | Picture dst = XRenderCreatePicture (dpy, pm, format, 0, 0); |
178 | |
282 | |
179 | XRenderColor mask_c; |
283 | XRenderColor mask_c; |
180 | mask_c.red = float_to_component (r); |
284 | mask_c.red = r; |
181 | mask_c.green = float_to_component (g); |
285 | mask_c.green = g; |
182 | mask_c.blue = float_to_component (b); |
286 | mask_c.blue = b; |
183 | mask_c.alpha = float_to_component (a); |
287 | mask_c.alpha = a; |
184 | XRenderFillRectangle (dpy, PictOpSrc, src, &mask_c, 0, 0, 1, 1); |
288 | XRenderFillRectangle (dpy, PictOpSrc, src, &mask_c, 0, 0, 1, 1); |
185 | |
289 | |
186 | XRenderComposite (dpy, PictOpMultiply, src, None, dst, 0, 0, 0, 0, 0, 0, w, h); |
290 | XRenderComposite (dpy, PictOpMultiply, src, None, dst, 0, 0, 0, 0, 0, 0, w, h); |
187 | } |
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188 | |
291 | |
189 | void |
292 | XRenderFreePicture (dpy, src); |
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293 | XRenderFreePicture (dpy, dst); |
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294 | } |
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295 | |
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296 | bool |
190 | rxvt_img::render (GdkPixbuf *pixbuf, int src_x, int src_y, int width, int height, int dst_x, int dst_y) |
297 | rxvt_img::render_pixbuf (GdkPixbuf *pixbuf, int src_x, int src_y, int width, int height, int dst_x, int dst_y) |
191 | { |
298 | { |
192 | //TODO |
299 | Display *dpy = s->display->dpy; |
193 | } |
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194 | |
300 | |
195 | rxvt_img * |
301 | if (s->visual->c_class != TrueColor) |
196 | rxvt_img::copy () |
302 | return false; |
197 | { |
303 | |
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304 | uint32_t red_mask, green_mask, blue_mask, alpha_mask; |
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305 | |
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306 | red_mask = (uint32_t)format->direct.redMask << format->direct.red; |
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307 | green_mask = (uint32_t)format->direct.greenMask << format->direct.green; |
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308 | blue_mask = (uint32_t)format->direct.blueMask << format->direct.blue; |
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309 | alpha_mask = (uint32_t)format->direct.alphaMask << format->direct.alpha; |
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310 | |
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311 | int width_r = ecb_popcount32 (red_mask); |
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312 | int width_g = ecb_popcount32 (green_mask); |
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313 | int width_b = ecb_popcount32 (blue_mask); |
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314 | int width_a = ecb_popcount32 (alpha_mask); |
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315 | |
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316 | if (width_r > 8 || width_g > 8 || width_b > 8 || width_a > 8) |
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317 | return false; |
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318 | |
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319 | int sh_r = ecb_ctz32 (red_mask); |
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320 | int sh_g = ecb_ctz32 (green_mask); |
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321 | int sh_b = ecb_ctz32 (blue_mask); |
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322 | int sh_a = ecb_ctz32 (alpha_mask); |
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323 | |
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324 | if (width > 32767 || height > 32767) |
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325 | return false; |
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326 | |
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327 | XImage *ximage = XCreateImage (dpy, s->visual, format->depth, ZPixmap, 0, 0, |
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328 | width, height, 32, 0); |
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329 | if (!ximage) |
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330 | return false; |
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331 | |
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332 | if (height > INT_MAX / ximage->bytes_per_line |
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333 | || !(ximage->data = (char *)malloc (height * ximage->bytes_per_line))) |
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334 | { |
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335 | XDestroyImage (ximage); |
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336 | return false; |
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337 | } |
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338 | |
198 | GC gc = XCreateGC (s->display->dpy, pm, 0, 0); |
339 | GC gc = XCreateGC (dpy, pm, 0, 0); |
199 | Pixmap pm2 = XCreatePixmap (s->display->dpy, pm, w, h, format->depth); |
340 | |
200 | XCopyArea (s->display->dpy, pm, pm2, gc, 0, 0, w, h, 0, 0); |
341 | ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst; |
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342 | |
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343 | int rowstride = gdk_pixbuf_get_rowstride (pixbuf); |
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344 | int channels = gdk_pixbuf_get_n_channels (pixbuf); |
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345 | unsigned char *row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels; |
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346 | char *line = ximage->data; |
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347 | |
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348 | for (int y = 0; y < height; y++) |
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349 | { |
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350 | for (int x = 0; x < width; x++) |
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351 | { |
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352 | unsigned char *pixel = row + x * channels; |
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353 | uint32_t value; |
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354 | unsigned char r, g, b, a; |
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355 | |
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356 | if (channels == 4) |
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357 | { |
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358 | a = pixel[3]; |
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359 | r = pixel[0] * a / 0xff; |
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360 | g = pixel[1] * a / 0xff; |
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361 | b = pixel[2] * a / 0xff; |
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362 | } |
|
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363 | else |
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364 | { |
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365 | a = 0xff; |
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366 | r = pixel[0]; |
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367 | g = pixel[1]; |
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368 | b = pixel[2]; |
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369 | } |
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370 | |
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371 | value = ((r >> (8 - width_r)) << sh_r) |
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372 | | ((g >> (8 - width_g)) << sh_g) |
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373 | | ((b >> (8 - width_b)) << sh_b) |
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374 | | ((a >> (8 - width_a)) << sh_a); |
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375 | |
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376 | if (ximage->bits_per_pixel == 32) |
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377 | ((uint32_t *)line)[x] = value; |
|
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378 | else |
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379 | XPutPixel (ximage, x, y, value); |
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380 | } |
|
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381 | |
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382 | row += rowstride; |
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383 | line += ximage->bytes_per_line; |
|
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384 | } |
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385 | |
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386 | XPutImage (dpy, pm, gc, ximage, 0, 0, dst_x, dst_y, width, height); |
|
|
387 | XDestroyImage (ximage); |
201 | XFreeGC (s->display->dpy, gc); |
388 | XFreeGC (dpy, gc); |
202 | return new rxvt_img (s, format, w, h, pm2); |
|
|
203 | } |
|
|
204 | |
389 | |
|
|
390 | return true; |
|
|
391 | } |
|
|
392 | |
205 | rxvt_img * |
393 | rxvt_img * |
|
|
394 | rxvt_img::clone () |
|
|
395 | { |
|
|
396 | return new rxvt_img (*this); |
|
|
397 | } |
|
|
398 | |
|
|
399 | rxvt_img * |
|
|
400 | rxvt_img::reify () |
|
|
401 | { |
|
|
402 | if (x == 0 && y == 0 && w == ref->w && h == ref->h) |
|
|
403 | return clone (); |
|
|
404 | |
|
|
405 | rxvt_img *img = new rxvt_img (s, format, 0, 0, w, h); |
|
|
406 | img->alloc (); |
|
|
407 | |
|
|
408 | Display *dpy = s->display->dpy; |
|
|
409 | |
|
|
410 | Picture src = src_picture (); |
|
|
411 | Picture dst = XRenderCreatePicture (dpy, img->pm, img->format, 0, 0); |
|
|
412 | |
|
|
413 | XRenderComposite (dpy, PictOpSrc, src, None, dst, x, y, 0, 0, 0, 0, w, h); |
|
|
414 | |
|
|
415 | XRenderFreePicture (dpy, src); |
|
|
416 | XRenderFreePicture (dpy, dst); |
|
|
417 | |
|
|
418 | return img; |
|
|
419 | } |
|
|
420 | |
|
|
421 | rxvt_img * |
|
|
422 | rxvt_img::sub_rect (int x, int y, int width, int height) |
|
|
423 | { |
|
|
424 | rxvt_img *img = clone (); |
|
|
425 | |
|
|
426 | //TODO: width > w, must reify |
|
|
427 | |
|
|
428 | img->x += x; |
|
|
429 | img->y += y; |
|
|
430 | img->w = width; |
|
|
431 | img->h = height; |
|
|
432 | |
|
|
433 | return img; |
|
|
434 | } |
|
|
435 | |
|
|
436 | rxvt_img * |
206 | rxvt_img::transform (int new_width, int new_height, double matrix[16]) |
437 | rxvt_img::transform (int new_width, int new_height, double matrix[9]) |
207 | { |
438 | { |
208 | //TODO |
439 | rxvt_img *img = new rxvt_img (s, format, 0, 0, new_width, new_height); |
|
|
440 | img->alloc (); |
|
|
441 | |
|
|
442 | Display *dpy = s->display->dpy; |
|
|
443 | Picture src = src_picture (); |
|
|
444 | Picture dst = XRenderCreatePicture (dpy, img->pm, img->format, 0, 0); |
|
|
445 | |
|
|
446 | XTransform xfrm; |
|
|
447 | |
|
|
448 | for (int i = 0; i < 3; ++i) |
|
|
449 | for (int j = 0; j < 3; ++j) |
|
|
450 | xfrm.matrix [i][j] = XDoubleToFixed (matrix [i * 3 + j]); |
|
|
451 | |
|
|
452 | xfrm.matrix [0][2] += XDoubleToFixed (x);//TODO |
|
|
453 | xfrm.matrix [0][3] += XDoubleToFixed (y); |
|
|
454 | |
|
|
455 | XRenderSetPictureFilter (dpy, src, "good", 0, 0); |
|
|
456 | XRenderSetPictureTransform (dpy, src, &xfrm); |
|
|
457 | XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, new_width, new_height); |
|
|
458 | |
|
|
459 | XRenderFreePicture (dpy, src); |
|
|
460 | XRenderFreePicture (dpy, dst); |
|
|
461 | |
|
|
462 | return img; |
209 | } |
463 | } |
210 | |
464 | |
211 | rxvt_img * |
465 | rxvt_img * |
212 | rxvt_img::scale (int new_width, int new_height) |
466 | rxvt_img::scale (int new_width, int new_height) |
213 | { |
467 | { |
214 | // use transform |
468 | double matrix[9] = { |
215 | //TODO |
469 | w / (double)new_width, 0, 0, |
216 | } |
470 | 0, h / (double)new_height, 0, |
|
|
471 | 0, 0, 1 |
|
|
472 | }; |
217 | |
473 | |
|
|
474 | return transform (new_width, new_height, matrix); |
|
|
475 | } |
|
|
476 | |
218 | rxvt_img * |
477 | rxvt_img * |
|
|
478 | rxvt_img::rotate (int new_width, int new_height, int x, int y, double phi) |
|
|
479 | { |
|
|
480 | double s = sin (phi); |
|
|
481 | double c = cos (phi); |
|
|
482 | |
|
|
483 | double matrix[9] = { |
|
|
484 | c, -s, -c * x + s * y + x, |
|
|
485 | s, c, -s * x - c * y + y, |
|
|
486 | 0, 0, 1 |
|
|
487 | }; |
|
|
488 | |
|
|
489 | return transform (new_width, new_height, matrix); |
|
|
490 | } |
|
|
491 | |
|
|
492 | rxvt_img * |
219 | rxvt_img::convert_to (XRenderPictFormat *new_format) |
493 | rxvt_img::convert_to (XRenderPictFormat *new_format, const rxvt_color &bg) |
220 | { |
494 | { |
|
|
495 | if (new_format == format) |
|
|
496 | return clone (); |
|
|
497 | |
|
|
498 | rxvt_img *img = new rxvt_img (s, new_format, 0, 0, w, h); |
|
|
499 | img->alloc (); |
|
|
500 | |
221 | Display *dpy = s->display->dpy; |
501 | Display *dpy = s->display->dpy; |
222 | Pixmap new_pm = XCreatePixmap (dpy, pm, w, h, new_format->depth); |
502 | Picture src = src_picture (); |
223 | Picture src = XRenderCreatePicture (dpy, pm, format, 0, 0); |
|
|
224 | Picture dst = XRenderCreatePicture (dpy, new_pm, new_format, 0, 0); |
503 | Picture dst = XRenderCreatePicture (dpy, img->pm, new_format, 0, 0); |
|
|
504 | int op = PictOpSrc; |
225 | |
505 | |
|
|
506 | if (format->direct.alphaMask && !new_format->direct.alphaMask) |
|
|
507 | { |
|
|
508 | // does it have to be that complicated |
|
|
509 | rgba c; |
|
|
510 | bg.get (c); |
|
|
511 | |
|
|
512 | XRenderColor rc = { c.r, c.g, c.b, 0xffff }; |
|
|
513 | XRenderFillRectangle (dpy, PictOpSrc, dst, &rc, 0, 0, w, h); |
|
|
514 | |
|
|
515 | op = PictOpOver; |
|
|
516 | } |
|
|
517 | |
226 | XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, w, h); |
518 | XRenderComposite (dpy, op, src, None, dst, 0, 0, 0, 0, 0, 0, w, h); |
227 | |
519 | |
228 | XRenderFreePicture (dpy, src); |
|
|
229 | XRenderFreePicture (dpy, dst); |
520 | XRenderFreePicture (dpy, src); |
|
|
521 | XRenderFreePicture (dpy, dst); |
230 | |
522 | |
231 | rxvt_img *img = new rxvt_img ( |
523 | return img; |
232 | s, |
524 | } |
233 | new_format, |
|
|
234 | w, |
|
|
235 | h, |
|
|
236 | new_pm |
|
|
237 | ); |
|
|
238 | |
525 | |
|
|
526 | rxvt_img * |
|
|
527 | rxvt_img::blend (rxvt_img *img, double factor) |
|
|
528 | { |
|
|
529 | rxvt_img *img2 = clone (); |
|
|
530 | Display *dpy = s->display->dpy; |
|
|
531 | Picture src = src_picture (); |
|
|
532 | Picture dst = XRenderCreatePicture (dpy, img2->pm, img2->format, 0, 0); |
|
|
533 | Picture mask = create_xrender_mask (dpy, img->pm, False); |
|
|
534 | |
|
|
535 | XRenderColor mask_c; |
|
|
536 | |
|
|
537 | mask_c.alpha = float_to_component (factor); |
|
|
538 | mask_c.red = |
|
|
539 | mask_c.green = |
|
|
540 | mask_c.blue = 0; |
|
|
541 | XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1); |
|
|
542 | |
|
|
543 | XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, w, h); |
|
|
544 | |
|
|
545 | XRenderFreePicture (dpy, src); |
|
|
546 | XRenderFreePicture (dpy, dst); |
|
|
547 | XRenderFreePicture (dpy, mask); |
|
|
548 | |
239 | return img; |
549 | return img2; |
240 | } |
550 | } |
241 | |
551 | |
242 | #endif |
552 | #endif |
243 | |
553 | |