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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, int repeat) |
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(repeat), |
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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; |
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59 | } |
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60 | |
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61 | rxvt_img * |
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62 | rxvt_img::new_from_pixbuf (rxvt_screen *s, GdkPixbuf *pb) |
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63 | { |
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64 | int width = gdk_pixbuf_get_width (pb); |
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65 | int height = gdk_pixbuf_get_height (pb); |
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66 | |
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67 | if (width > 32767 || height > 32767) // well, we *could* upload in chunks |
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68 | rxvt_fatal ("rxvt_img::new_from_pixbuf: image too big (maximum size 32768x32768).\n"); |
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69 | |
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70 | // since we require rgb24/argb32 formats from xrender we assume |
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71 | // that both 24 and 32 bpp MUST be supported by any screen that supports xrender |
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72 | int depth = gdk_pixbuf_get_has_alpha (pb) ? 32 : 24; |
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73 | |
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74 | XImage xi; |
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75 | |
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76 | xi.width = width; |
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77 | xi.height = height; |
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78 | xi.xoffset = 0; |
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79 | xi.format = ZPixmap; |
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80 | xi.byte_order = MSBFirst; // maybe go for host byte order, because servers are usually local? |
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81 | xi.bitmap_unit = 32; |
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82 | xi.bitmap_bit_order = MSBFirst; |
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83 | xi.bitmap_pad = 32; |
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84 | xi.depth = depth; |
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85 | xi.bytes_per_line = 0; |
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86 | xi.bits_per_pixel = 32; |
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87 | xi.red_mask = 0x00ff0000; |
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88 | xi.green_mask = 0x0000ff00; |
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89 | xi.blue_mask = 0x000000ff; |
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90 | |
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91 | if (!XInitImage (&xi)) |
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92 | rxvt_fatal ("unable to initialise ximage, please report.\n"); |
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93 | |
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94 | if (height > INT_MAX / xi.bytes_per_line) |
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95 | rxvt_fatal ("rxvt_img::new_from_pixbuf: image too big for Xlib.\n"); |
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96 | |
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97 | xi.data = (char *)rxvt_malloc (height * xi.bytes_per_line); |
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98 | |
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99 | int rowstride = gdk_pixbuf_get_rowstride (pb); |
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100 | |
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101 | assert (3 + (depth == 32) == gdk_pixbuf_get_n_channels (pb)); |
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102 | unsigned char *row = gdk_pixbuf_get_pixels (pb); |
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103 | char *line = xi.data; |
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104 | |
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105 | for (int y = 0; y < height; y++) |
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106 | { |
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107 | unsigned char r, g, b, a; |
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108 | unsigned char *data = row; |
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109 | |
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110 | if (depth == 24) |
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111 | for (int x = 0; x < width; x++) |
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112 | { |
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113 | r = *data++; |
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114 | g = *data++; |
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115 | b = *data++; |
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116 | *line++ = 0; |
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117 | *line++ = r; |
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118 | *line++ = g; |
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119 | *line++ = b; |
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120 | } |
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121 | else |
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122 | for (int x = 0; x < width; x++) |
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123 | { |
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124 | r = *data++; |
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125 | g = *data++; |
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126 | b = *data++; |
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127 | a = *data++; |
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128 | *line++ = a; |
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129 | *line++ = r; |
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130 | *line++ = g; |
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131 | *line++ = b; |
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132 | } |
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133 | |
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134 | row += rowstride; |
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135 | } |
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136 | |
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137 | Display *dpy = s->display->dpy; |
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138 | |
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139 | rxvt_img *img = new rxvt_img (s, XRenderFindStandardFormat (dpy, depth == 24 ? PictStandardRGB24 : PictStandardARGB32), 0, 0, width, height); |
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140 | img->alloc (); |
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141 | |
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142 | GC gc = XCreateGC (dpy, img->pm, 0, 0); |
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143 | XPutImage (dpy, img->pm, gc, &xi, 0, 0, 0, 0, width, height); |
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144 | XFreeGC (dpy, gc); |
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145 | |
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146 | free (xi.data); |
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147 | |
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148 | return img; |
18 | } |
149 | } |
19 | |
150 | |
20 | rxvt_img * |
151 | rxvt_img * |
21 | rxvt_img::new_from_file (rxvt_screen *s, const char *filename) |
152 | rxvt_img::new_from_file (rxvt_screen *s, const char *filename) |
22 | { |
153 | { |
… | |
… | |
24 | GdkPixbuf *pb = gdk_pixbuf_new_from_file (filename, &err); |
155 | GdkPixbuf *pb = gdk_pixbuf_new_from_file (filename, &err); |
25 | |
156 | |
26 | if (!pb) |
157 | if (!pb) |
27 | rxvt_fatal ("rxvt_img::new_from_file: %s\n", err->message); |
158 | rxvt_fatal ("rxvt_img::new_from_file: %s\n", err->message); |
28 | |
159 | |
29 | rxvt_img *img = new rxvt_img ( |
160 | rxvt_img *img = new_from_pixbuf (s, pb); |
30 | s, |
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31 | XRenderFindStandardFormat (s->display->dpy, gdk_pixbuf_get_has_alpha (pb) ? PictStandardARGB32 : PictStandardRGB24), |
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32 | gdk_pixbuf_get_width (pb), |
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33 | gdk_pixbuf_get_height (pb) |
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34 | ); |
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35 | |
161 | |
36 | img->render (pb, 0, 0, img->w, img->h, 0, 0); |
162 | g_object_unref (pb); |
37 | |
163 | |
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164 | return img; |
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165 | } |
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166 | |
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167 | void |
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168 | rxvt_img::destroy () |
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169 | { |
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170 | if (--ref->cnt) |
38 | return img; |
171 | return; |
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172 | |
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173 | if (pm && ref->ours) |
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174 | XFreePixmap (s->display->dpy, pm); |
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175 | |
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176 | delete ref; |
39 | } |
177 | } |
40 | |
178 | |
41 | rxvt_img::~rxvt_img () |
179 | rxvt_img::~rxvt_img () |
42 | { |
180 | { |
43 | if (!shared) |
181 | destroy (); |
44 | XFreePixmap (s->display->dpy, pm); |
182 | } |
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183 | |
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184 | void |
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185 | rxvt_img::alloc () |
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186 | { |
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187 | pm = XCreatePixmap (s->display->dpy, s->display->root, w, h, format->depth); |
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188 | ref = new pixref (w, h); |
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189 | } |
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190 | |
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191 | Picture |
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192 | rxvt_img::src_picture () |
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193 | { |
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194 | Display *dpy = s->display->dpy; |
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195 | |
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196 | XRenderPictureAttributes pa; |
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197 | pa.repeat = repeat; |
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198 | Picture pic = XRenderCreatePicture (dpy, pm, format, CPRepeat, &pa); |
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199 | |
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200 | return pic; |
45 | } |
201 | } |
46 | |
202 | |
47 | void |
203 | void |
48 | rxvt_img::unshare () |
204 | rxvt_img::unshare () |
49 | { |
205 | { |
50 | if (!shared) |
206 | if (ref->cnt == 1 && ref->ours) |
51 | return; |
207 | return; |
52 | |
208 | |
53 | rxvt_img *img = clone (); |
209 | //TODO: maybe should reify instead |
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210 | Pixmap pm2 = XCreatePixmap (s->display->dpy, s->display->root, ref->w, ref->h, format->depth); |
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211 | GC gc = XCreateGC (s->display->dpy, pm, 0, 0); |
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212 | XCopyArea (s->display->dpy, pm, pm2, gc, 0, 0, ref->w, ref->h, 0, 0); |
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213 | XFreeGC (s->display->dpy, gc); |
54 | |
214 | |
55 | ::swap (pm , img->pm); |
215 | destroy (); |
56 | ::swap (shared, img->shared); |
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57 | |
216 | |
58 | delete img; |
217 | pm = pm2; |
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218 | ref = new pixref (ref->w, ref->h); |
59 | } |
219 | } |
60 | |
220 | |
61 | void |
221 | void |
62 | rxvt_img::fill (const rxvt_color &c) |
222 | rxvt_img::fill (const rxvt_color &c) |
63 | { |
223 | { |
… | |
… | |
87 | |
247 | |
88 | for (int i = 0; i < width; i++) |
248 | for (int i = 0; i < width; i++) |
89 | params[i+2] = XDoubleToFixed (kernel[i] / sum); |
249 | params[i+2] = XDoubleToFixed (kernel[i] / sum); |
90 | } |
250 | } |
91 | |
251 | |
92 | void |
252 | rxvt_img * |
93 | rxvt_img::blur (int rh, int rv) |
253 | rxvt_img::blur (int rh, int rv) |
94 | { |
254 | { |
95 | if (!(s->display->flags & DISPLAY_HAS_RENDER_CONV)) |
255 | if (!(s->display->flags & DISPLAY_HAS_RENDER_CONV)) |
96 | return; |
256 | return clone (); |
97 | |
257 | |
98 | Display *dpy = s->display->dpy; |
258 | Display *dpy = s->display->dpy; |
99 | int size = max (rh, rv) * 2 + 1; |
259 | int size = max (rh, rv) * 2 + 1; |
100 | double *kernel = (double *)malloc (size * sizeof (double)); |
260 | double *kernel = (double *)malloc (size * sizeof (double)); |
101 | XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed)); |
261 | XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed)); |
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262 | rxvt_img *img = new rxvt_img (s, format, x, y, w, h, repeat); |
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263 | img->alloc (); |
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264 | |
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265 | Picture src = src_picture (); |
102 | |
266 | |
103 | XRenderPictureAttributes pa; |
267 | XRenderPictureAttributes pa; |
104 | |
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105 | pa.repeat = RepeatPad; |
268 | pa.repeat = RepeatPad; |
106 | Picture src = XRenderCreatePicture (dpy, pm, format, CPRepeat, &pa); |
269 | Picture dst = XRenderCreatePicture (dpy, img->pm, format, CPRepeat, &pa); |
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270 | |
107 | Pixmap tmp = XCreatePixmap (dpy, pm, w, h, format->depth); |
271 | Pixmap tmp_pm = XCreatePixmap (dpy, pm, w, h, format->depth); |
108 | Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa); |
272 | Picture tmp = XRenderCreatePicture (dpy, tmp_pm , format, CPRepeat, &pa); |
109 | XFreePixmap (dpy, tmp); |
273 | XFreePixmap (dpy, tmp_pm); |
110 | |
274 | |
111 | if (kernel && params) |
275 | if (kernel && params) |
112 | { |
276 | { |
113 | size = rh * 2 + 1; |
277 | size = rh * 2 + 1; |
114 | get_gaussian_kernel (rh, size, kernel, params); |
278 | get_gaussian_kernel (rh, size, kernel, params); |
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116 | XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2); |
280 | XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2); |
117 | XRenderComposite (dpy, |
281 | XRenderComposite (dpy, |
118 | PictOpSrc, |
282 | PictOpSrc, |
119 | src, |
283 | src, |
120 | None, |
284 | None, |
121 | dst, |
285 | tmp, |
122 | 0, 0, |
286 | 0, 0, |
123 | 0, 0, |
287 | 0, 0, |
124 | 0, 0, |
288 | 0, 0, |
125 | w, h); |
289 | w, h); |
126 | |
290 | |
127 | ::swap (src, dst); |
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128 | |
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129 | size = rv * 2 + 1; |
291 | size = rv * 2 + 1; |
130 | get_gaussian_kernel (rv, size, kernel, params); |
292 | get_gaussian_kernel (rv, size, kernel, params); |
131 | ::swap (params[0], params[1]); |
293 | ::swap (params[0], params[1]); |
132 | |
294 | |
133 | XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2); |
295 | XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2); |
134 | XRenderComposite (dpy, |
296 | XRenderComposite (dpy, |
135 | PictOpSrc, |
297 | PictOpSrc, |
136 | src, |
298 | tmp, |
137 | None, |
299 | None, |
138 | dst, |
300 | dst, |
139 | 0, 0, |
301 | 0, 0, |
140 | 0, 0, |
302 | 0, 0, |
141 | 0, 0, |
303 | 0, 0, |
… | |
… | |
144 | |
306 | |
145 | free (kernel); |
307 | free (kernel); |
146 | free (params); |
308 | free (params); |
147 | XRenderFreePicture (dpy, src); |
309 | XRenderFreePicture (dpy, src); |
148 | XRenderFreePicture (dpy, dst); |
310 | XRenderFreePicture (dpy, dst); |
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311 | XRenderFreePicture (dpy, tmp); |
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312 | |
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313 | return img; |
149 | } |
314 | } |
150 | |
315 | |
151 | static Picture |
316 | static Picture |
152 | create_xrender_mask (Display *dpy, Drawable drawable, Bool argb) |
317 | create_xrender_mask (Display *dpy, Drawable drawable, Bool argb) |
153 | { |
318 | { |
… | |
… | |
162 | |
327 | |
163 | return mask; |
328 | return mask; |
164 | } |
329 | } |
165 | |
330 | |
166 | void |
331 | void |
167 | rxvt_img::brightness (double r, double g, double b, double a) |
332 | rxvt_img::brightness (unsigned short r, unsigned short g, unsigned short b, unsigned short a) |
168 | { |
333 | { |
169 | Display *dpy = s->display->dpy; |
334 | Display *dpy = s->display->dpy; |
170 | Picture src = create_xrender_mask (dpy, pm, True); |
335 | Picture src = create_xrender_mask (dpy, pm, True); |
171 | Picture dst = XRenderCreatePicture (dpy, pm, format, 0, 0); |
336 | Picture dst = XRenderCreatePicture (dpy, pm, format, 0, 0); |
172 | |
337 | |
173 | XRenderColor mask_c; |
338 | XRenderColor mask_c; |
174 | mask_c.red = float_to_component (r); |
339 | mask_c.red = r; |
175 | mask_c.green = float_to_component (g); |
340 | mask_c.green = g; |
176 | mask_c.blue = float_to_component (b); |
341 | mask_c.blue = b; |
177 | mask_c.alpha = float_to_component (a); |
342 | mask_c.alpha = a; |
178 | XRenderFillRectangle (dpy, PictOpSrc, src, &mask_c, 0, 0, 1, 1); |
343 | XRenderFillRectangle (dpy, PictOpSrc, src, &mask_c, 0, 0, 1, 1); |
179 | |
344 | |
180 | XRenderComposite (dpy, PictOpAdd, src, None, dst, 0, 0, 0, 0, 0, 0, w, h); |
345 | XRenderComposite (dpy, PictOpAdd, src, None, dst, 0, 0, 0, 0, 0, 0, w, h); |
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346 | |
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347 | XRenderFreePicture (dpy, src); |
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348 | XRenderFreePicture (dpy, dst); |
181 | } |
349 | } |
182 | |
350 | |
183 | void |
351 | void |
184 | rxvt_img::contrast (double r, double g, double b, double a) |
352 | rxvt_img::contrast (unsigned short r, unsigned short g, unsigned short b, unsigned short a) |
185 | { |
353 | { |
186 | if (!(s->display->flags & DISPLAY_HAS_RENDER_MUL)) |
354 | if (!(s->display->flags & DISPLAY_HAS_RENDER_MUL)) |
187 | return; |
355 | return; |
188 | |
356 | |
189 | Display *dpy = s->display->dpy; |
357 | Display *dpy = s->display->dpy; |
190 | Picture src = create_xrender_mask (dpy, pm, True); |
358 | Picture src = create_xrender_mask (dpy, pm, True); |
191 | Picture dst = XRenderCreatePicture (dpy, pm, format, 0, 0); |
359 | Picture dst = XRenderCreatePicture (dpy, pm, format, 0, 0); |
192 | |
360 | |
193 | XRenderColor mask_c; |
361 | XRenderColor mask_c; |
194 | mask_c.red = float_to_component (r); |
362 | mask_c.red = r; |
195 | mask_c.green = float_to_component (g); |
363 | mask_c.green = g; |
196 | mask_c.blue = float_to_component (b); |
364 | mask_c.blue = b; |
197 | mask_c.alpha = float_to_component (a); |
365 | mask_c.alpha = a; |
198 | XRenderFillRectangle (dpy, PictOpSrc, src, &mask_c, 0, 0, 1, 1); |
366 | XRenderFillRectangle (dpy, PictOpSrc, src, &mask_c, 0, 0, 1, 1); |
199 | |
367 | |
200 | XRenderComposite (dpy, PictOpMultiply, src, None, dst, 0, 0, 0, 0, 0, 0, w, h); |
368 | XRenderComposite (dpy, PictOpMultiply, src, None, dst, 0, 0, 0, 0, 0, 0, w, h); |
201 | } |
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202 | |
369 | |
203 | void |
370 | XRenderFreePicture (dpy, src); |
204 | rxvt_img::render (GdkPixbuf *pixbuf, int src_x, int src_y, int width, int height, int dst_x, int dst_y) |
371 | XRenderFreePicture (dpy, dst); |
205 | { |
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206 | //TODO |
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207 | } |
372 | } |
208 | |
373 | |
209 | rxvt_img * |
374 | rxvt_img * |
210 | rxvt_img::clone () |
375 | rxvt_img::clone () |
211 | { |
376 | { |
212 | GC gc = XCreateGC (s->display->dpy, pm, 0, 0); |
377 | return new rxvt_img (*this); |
213 | Pixmap pm2 = XCreatePixmap (s->display->dpy, pm, w, h, format->depth); |
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214 | XCopyArea (s->display->dpy, pm, pm2, gc, 0, 0, w, h, 0, 0); |
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215 | XFreeGC (s->display->dpy, gc); |
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216 | return new rxvt_img (s, format, w, h, pm2); |
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217 | } |
378 | } |
218 | |
379 | |
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380 | static XRenderPictFormat * |
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381 | find_alpha_format_for (Display *dpy, XRenderPictFormat *format) |
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382 | { |
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383 | if (format->direct.alphaMask) |
|
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384 | return format; // already has alpha |
|
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385 | |
|
|
386 | // try to find a suitable alpha format, one bit alpha is enough for our purposes |
|
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387 | if (format->type == PictTypeDirect) |
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388 | for (int n = 0; XRenderPictFormat *f = XRenderFindFormat (dpy, 0, 0, n); ++n) |
|
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389 | if (f->direct.alphaMask |
|
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390 | && f->type == PictTypeDirect |
|
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391 | && ecb_popcount32 (f->direct.redMask ) >= ecb_popcount32 (format->direct.redMask ) |
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392 | && ecb_popcount32 (f->direct.greenMask) >= ecb_popcount32 (format->direct.greenMask) |
|
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393 | && ecb_popcount32 (f->direct.blueMask ) >= ecb_popcount32 (format->direct.blueMask )) |
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394 | return f; |
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395 | |
|
|
396 | // should be a very good fallback |
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397 | return XRenderFindStandardFormat (dpy, PictStandardARGB32); |
|
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398 | } |
|
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399 | |
219 | rxvt_img * |
400 | rxvt_img * |
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401 | rxvt_img::reify () |
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|
402 | { |
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403 | if (x == 0 && y == 0 && w == ref->w && h == ref->h) |
|
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404 | return clone (); |
|
|
405 | |
|
|
406 | Display *dpy = s->display->dpy; |
|
|
407 | |
|
|
408 | bool alpha = !format->direct.alphaMask |
|
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409 | && (x || y) |
|
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410 | && repeat == RepeatNone; |
|
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411 | |
|
|
412 | rxvt_img *img = new rxvt_img (s, alpha ? find_alpha_format_for (dpy, format) : format, 0, 0, w, h, repeat); |
|
|
413 | img->alloc (); |
|
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414 | |
|
|
415 | Picture src = src_picture (); |
|
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416 | Picture dst = XRenderCreatePicture (dpy, img->pm, img->format, 0, 0); |
|
|
417 | |
|
|
418 | if (alpha) |
|
|
419 | { |
|
|
420 | XRenderColor rc = { 0, 0, 0, 0 }; |
|
|
421 | XRenderFillRectangle (dpy, PictOpSrc, dst, &rc, 0, 0, w, h);//TODO: split into four fillrectangles |
|
|
422 | XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, -x, -y, ref->w, ref->h); |
|
|
423 | } |
|
|
424 | else |
|
|
425 | XRenderComposite (dpy, PictOpSrc, src, None, dst, x, y, 0, 0, 0, 0, w, h); |
|
|
426 | |
|
|
427 | XRenderFreePicture (dpy, src); |
|
|
428 | XRenderFreePicture (dpy, dst); |
|
|
429 | |
|
|
430 | return img; |
|
|
431 | } |
|
|
432 | |
|
|
433 | rxvt_img * |
|
|
434 | rxvt_img::sub_rect (int x, int y, int width, int height) |
|
|
435 | { |
|
|
436 | rxvt_img *img = clone (); |
|
|
437 | |
|
|
438 | img->x += x; |
|
|
439 | img->y += y; |
|
|
440 | |
|
|
441 | if (w != width || h != height) |
|
|
442 | { |
|
|
443 | img->w = width; |
|
|
444 | img->h = height; |
|
|
445 | |
|
|
446 | rxvt_img *img2 = img->reify (); |
|
|
447 | delete img; |
|
|
448 | img = img2; |
|
|
449 | } |
|
|
450 | |
|
|
451 | return img; |
|
|
452 | } |
|
|
453 | |
|
|
454 | rxvt_img * |
220 | rxvt_img::transform (int new_width, int new_height, int repeat, double matrix[9]) |
455 | rxvt_img::transform (int new_width, int new_height, double matrix[9]) |
221 | { |
456 | { |
222 | //TODO |
457 | rxvt_img *img = new rxvt_img (s, format, 0, 0, new_width, new_height, repeat); |
|
|
458 | img->alloc (); |
|
|
459 | |
|
|
460 | Display *dpy = s->display->dpy; |
|
|
461 | Picture src = src_picture (); |
|
|
462 | Picture dst = XRenderCreatePicture (dpy, img->pm, img->format, 0, 0); |
|
|
463 | |
|
|
464 | XTransform xfrm; |
|
|
465 | |
|
|
466 | for (int i = 0; i < 3; ++i) |
|
|
467 | for (int j = 0; j < 3; ++j) |
|
|
468 | xfrm.matrix [i][j] = XDoubleToFixed (matrix [i * 3 + j]); |
|
|
469 | |
|
|
470 | #if 0 |
|
|
471 | xfrm.matrix [0][2] -= XDoubleToFixed (x);//TODO |
|
|
472 | xfrm.matrix [1][2] -= XDoubleToFixed (y); |
|
|
473 | #endif |
|
|
474 | |
|
|
475 | XRenderSetPictureFilter (dpy, src, "good", 0, 0); |
|
|
476 | XRenderSetPictureTransform (dpy, src, &xfrm); |
|
|
477 | XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, new_width, new_height); |
|
|
478 | |
|
|
479 | XRenderFreePicture (dpy, src); |
|
|
480 | XRenderFreePicture (dpy, dst); |
|
|
481 | |
|
|
482 | return img; |
223 | } |
483 | } |
224 | |
484 | |
225 | rxvt_img * |
485 | rxvt_img * |
226 | rxvt_img::scale (int new_width, int new_height) |
486 | rxvt_img::scale (int new_width, int new_height) |
227 | { |
487 | { |
|
|
488 | if (w == new_width && h == new_height) |
|
|
489 | return clone (); |
|
|
490 | |
228 | double matrix[9] = { |
491 | double matrix[9] = { |
229 | new_width / (double)w, 0, 0, |
492 | w / (double)new_width, 0, 0, |
230 | 0, new_height / (double)h, 0, |
493 | 0, h / (double)new_height, 0, |
231 | 0, 0, 1 |
494 | 0, 0, 1 |
232 | }; |
495 | }; |
233 | |
496 | |
|
|
497 | int old_repeat_mode = repeat; |
|
|
498 | repeat = RepeatPad; // not right, but xrender can't proeprly scale it seems |
|
|
499 | |
|
|
500 | rxvt_img *img = transform (new_width, new_height, matrix); |
|
|
501 | |
|
|
502 | repeat = old_repeat_mode; |
|
|
503 | img->repeat = repeat; |
|
|
504 | |
|
|
505 | return img; |
|
|
506 | } |
|
|
507 | |
|
|
508 | rxvt_img * |
|
|
509 | rxvt_img::rotate (int new_width, int new_height, int x, int y, double phi) |
|
|
510 | { |
|
|
511 | double s = sin (phi); |
|
|
512 | double c = cos (phi); |
|
|
513 | |
|
|
514 | double matrix[9] = { |
|
|
515 | c, -s, -c * x + s * y + x, |
|
|
516 | s, c, -s * x - c * y + y, |
|
|
517 | 0, 0, 1 |
|
|
518 | }; |
|
|
519 | |
234 | return transform (new_width, new_height, RepeatNormal, matrix); |
520 | return transform (new_width, new_height, matrix); |
235 | } |
521 | } |
236 | |
522 | |
237 | rxvt_img * |
523 | rxvt_img * |
238 | rxvt_img::convert_to (XRenderPictFormat *new_format) |
524 | rxvt_img::convert_format (XRenderPictFormat *new_format, const rxvt_color &bg) |
239 | { |
525 | { |
|
|
526 | if (new_format == format) |
|
|
527 | return clone (); |
|
|
528 | |
240 | rxvt_img *img = new rxvt_img (s, new_format, w, h); |
529 | rxvt_img *img = new rxvt_img (s, new_format, x, y, w, h, repeat); |
|
|
530 | img->alloc (); |
241 | |
531 | |
242 | Display *dpy = s->display->dpy; |
532 | Display *dpy = s->display->dpy; |
243 | Picture src = XRenderCreatePicture (dpy, pm, format, 0, 0); |
533 | Picture src = src_picture (); |
244 | Picture dst = XRenderCreatePicture (dpy, img->pm, new_format, 0, 0); |
534 | Picture dst = XRenderCreatePicture (dpy, img->pm, new_format, 0, 0); |
|
|
535 | int op = PictOpSrc; |
245 | |
536 | |
|
|
537 | if (format->direct.alphaMask && !new_format->direct.alphaMask) |
|
|
538 | { |
|
|
539 | // does it have to be that complicated |
|
|
540 | rgba c; |
|
|
541 | bg.get (c); |
|
|
542 | |
|
|
543 | XRenderColor rc = { c.r, c.g, c.b, 0xffff }; |
|
|
544 | XRenderFillRectangle (dpy, PictOpSrc, dst, &rc, 0, 0, w, h); |
|
|
545 | |
|
|
546 | op = PictOpOver; |
|
|
547 | } |
|
|
548 | |
246 | XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, w, h); |
549 | XRenderComposite (dpy, op, src, None, dst, 0, 0, 0, 0, 0, 0, w, h); |
247 | |
550 | |
248 | XRenderFreePicture (dpy, src); |
|
|
249 | XRenderFreePicture (dpy, dst); |
551 | XRenderFreePicture (dpy, src); |
|
|
552 | XRenderFreePicture (dpy, dst); |
250 | |
553 | |
|
|
554 | return img; |
|
|
555 | } |
|
|
556 | |
|
|
557 | rxvt_img * |
|
|
558 | rxvt_img::blend (rxvt_img *img, double factor) |
|
|
559 | { |
|
|
560 | rxvt_img *img2 = clone (); |
|
|
561 | Display *dpy = s->display->dpy; |
|
|
562 | Picture src = img->src_picture (); |
|
|
563 | Picture dst = XRenderCreatePicture (dpy, img2->pm, img2->format, 0, 0); |
|
|
564 | Picture mask = create_xrender_mask (dpy, img->pm, False); |
|
|
565 | |
|
|
566 | XRenderColor mask_c; |
|
|
567 | |
|
|
568 | mask_c.alpha = float_to_component (factor); |
|
|
569 | mask_c.red = |
|
|
570 | mask_c.green = |
|
|
571 | mask_c.blue = 0; |
|
|
572 | XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1); |
|
|
573 | |
|
|
574 | XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, w, h); |
|
|
575 | |
|
|
576 | XRenderFreePicture (dpy, src); |
|
|
577 | XRenderFreePicture (dpy, dst); |
|
|
578 | XRenderFreePicture (dpy, mask); |
|
|
579 | |
251 | return img; |
580 | return img2; |
252 | } |
581 | } |
253 | |
582 | |
254 | #endif |
583 | #endif |
255 | |
584 | |