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… | |
6 | * Copyright (c) 2012 Marc Lehmann <schmorp@schmorp.de> |
6 | * Copyright (c) 2012 Marc Lehmann <schmorp@schmorp.de> |
7 | * Copyright (c) 2012 Emanuele Giaquinta <e.giaquinta@glauco.it> |
7 | * Copyright (c) 2012 Emanuele Giaquinta <e.giaquinta@glauco.it> |
8 | * |
8 | * |
9 | * This program is free software; you can redistribute it and/or modify |
9 | * This program is free software; you can redistribute it and/or modify |
10 | * it under the terms of the GNU General Public License as published by |
10 | * it under the terms of the GNU General Public License as published by |
11 | * the Free Software Foundation; either version 2 of the License, or |
11 | * the Free Software Foundation; either version 3 of the License, or |
12 | * (at your option) any later version. |
12 | * (at your option) any later version. |
13 | * |
13 | * |
14 | * This program is distributed in the hope that it will be useful, |
14 | * This program is distributed in the hope that it will be useful, |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
… | |
… | |
533 | return clone (); |
533 | return clone (); |
534 | |
534 | |
535 | Display *dpy = s->dpy; |
535 | Display *dpy = s->dpy; |
536 | int size = max (rh, rv) * 2 + 1; |
536 | int size = max (rh, rv) * 2 + 1; |
537 | nv *kernel = (nv *)malloc (size * sizeof (nv)); |
537 | nv *kernel = (nv *)malloc (size * sizeof (nv)); |
538 | XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed)); |
538 | XFixed *params = rxvt_temp_buf<XFixed> (size + 2); |
539 | rxvt_img *img = new_empty (); |
539 | rxvt_img *img = new_empty (); |
540 | |
540 | |
541 | XRenderPictureAttributes pa; |
541 | XRenderPictureAttributes pa; |
542 | pa.repeat = RepeatPad; |
542 | pa.repeat = RepeatPad; |
543 | Picture src = XRenderCreatePicture (dpy, pm, format, CPRepeat, &pa); |
543 | Picture src = XRenderCreatePicture (dpy, pm, format, CPRepeat, &pa); |
… | |
… | |
578 | 0, 0, |
578 | 0, 0, |
579 | w, h); |
579 | w, h); |
580 | } |
580 | } |
581 | |
581 | |
582 | free (kernel); |
582 | free (kernel); |
583 | free (params); |
|
|
584 | |
583 | |
585 | XRenderFreePicture (dpy, src); |
584 | XRenderFreePicture (dpy, src); |
586 | XRenderFreePicture (dpy, dst); |
585 | XRenderFreePicture (dpy, dst); |
587 | XRenderFreePicture (dpy, tmp); |
586 | XRenderFreePicture (dpy, tmp); |
588 | |
587 | |
… | |
… | |
597 | composer cc (this, new rxvt_img (s, format, 0, 0, w * 2, h, repeat)); |
596 | composer cc (this, new rxvt_img (s, format, 0, 0, w * 2, h, repeat)); |
598 | |
597 | |
599 | // why the hell does XRenderSetPictureTransform want a writable matrix :( |
598 | // why the hell does XRenderSetPictureTransform want a writable matrix :( |
600 | // that keeps us from just static const'ing this matrix. |
599 | // that keeps us from just static const'ing this matrix. |
601 | XTransform h_double = { |
600 | XTransform h_double = { |
602 | 0x8000, 0, 0, |
601 | 0x08000, 0, 0, |
603 | 0, 0x1000, 0, |
602 | 0, 0x10000, 0, |
604 | 0, 0, 0x1000 |
603 | 0, 0, 0x10000 |
605 | }; |
604 | }; |
606 | |
605 | |
607 | XRenderSetPictureFilter (cc.dpy, cc.src, "nearest", 0, 0); |
606 | XRenderSetPictureFilter (cc.dpy, cc.src, "nearest", 0, 0); |
608 | XRenderSetPictureTransform (cc.dpy, cc.src, &h_double); |
607 | XRenderSetPictureTransform (cc.dpy, cc.src, &h_double); |
609 | XRenderComposite (cc.dpy, PictOpSrc, cc.src, None, cc.dst, 0, 0, 0, 0, 0, 0, w * 2, h); |
608 | XRenderComposite (cc.dpy, PictOpSrc, cc.src, None, cc.dst, 0, 0, 0, 0, 0, 0, w * 2, h); |
… | |
… | |
631 | XDoubleToFixed (3), XDoubleToFixed (1), |
630 | XDoubleToFixed (3), XDoubleToFixed (1), |
632 | XDoubleToFixed (0), XDoubleToFixed (mul), XDoubleToFixed (add) |
631 | XDoubleToFixed (0), XDoubleToFixed (mul), XDoubleToFixed (add) |
633 | }; |
632 | }; |
634 | |
633 | |
635 | XTransform h_halve = { |
634 | XTransform h_halve = { |
636 | 0x2000, 0, 0, |
635 | 0x20000, 0, 0, |
637 | 0, 0x1000, 0, |
636 | 0, 0x10000, 0, |
638 | 0, 0, 0x1000 |
637 | 0, 0, 0x10000 |
639 | }; |
638 | }; |
640 | |
639 | |
641 | XRenderSetPictureFilter (cc.dpy, cc2.src, "nearest", 0, 0); |
640 | XRenderSetPictureFilter (cc.dpy, cc2.src, "nearest", 0, 0); |
642 | XRenderSetPictureTransform (cc.dpy, cc2.src, &h_halve); |
641 | XRenderSetPictureTransform (cc.dpy, cc2.src, &h_halve); |
643 | XRenderSetPictureFilter (cc.dpy, cc2.src, FilterConvolution, kernel, ecb_array_length (kernel)); |
642 | XRenderSetPictureFilter (cc.dpy, cc2.src, FilterConvolution, kernel, ecb_array_length (kernel)); |
… | |
… | |
915 | |
914 | |
916 | return cc; |
915 | return cc; |
917 | } |
916 | } |
918 | |
917 | |
919 | rxvt_img * |
918 | rxvt_img * |
|
|
919 | rxvt_img::shade (nv factor, rgba c) |
|
|
920 | { |
|
|
921 | clamp_it (factor, -1., 1.); |
|
|
922 | factor++; |
|
|
923 | |
|
|
924 | if (factor > 1) |
|
|
925 | { |
|
|
926 | c.r = c.r * (2 - factor); |
|
|
927 | c.g = c.g * (2 - factor); |
|
|
928 | c.b = c.b * (2 - factor); |
|
|
929 | } |
|
|
930 | else |
|
|
931 | { |
|
|
932 | c.r = c.r * factor; |
|
|
933 | c.g = c.g * factor; |
|
|
934 | c.b = c.b * factor; |
|
|
935 | } |
|
|
936 | |
|
|
937 | rxvt_img *img = this->tint (c); |
|
|
938 | |
|
|
939 | if (factor > 1) |
|
|
940 | { |
|
|
941 | c.a = 0xffff; |
|
|
942 | c.r = |
|
|
943 | c.g = |
|
|
944 | c.b = 0xffff * (factor - 1); |
|
|
945 | |
|
|
946 | img->brightness (c.r, c.g, c.b, c.a); |
|
|
947 | } |
|
|
948 | |
|
|
949 | return img; |
|
|
950 | } |
|
|
951 | |
|
|
952 | rxvt_img * |
920 | rxvt_img::filter (const char *name, int nparams, nv *params) |
953 | rxvt_img::filter (const char *name, int nparams, nv *params) |
921 | { |
954 | { |
922 | composer cc (this); |
955 | composer cc (this); |
923 | |
956 | |
924 | XFixed *xparams = rxvt_temp_buf<XFixed> (nparams); |
957 | XFixed *xparams = rxvt_temp_buf<XFixed> (nparams); |