… | |
… | |
201 | } |
201 | } |
202 | |
202 | |
203 | bool |
203 | bool |
204 | rxvt_img::render_pixbuf (GdkPixbuf *pixbuf, int src_x, int src_y, int width, int height, int dst_x, int dst_y) |
204 | rxvt_img::render_pixbuf (GdkPixbuf *pixbuf, int src_x, int src_y, int width, int height, int dst_x, int dst_y) |
205 | { |
205 | { |
206 | bool argb = format->id == PictStandardARGB32; |
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207 | |
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208 | Display *dpy = s->display->dpy; |
206 | Display *dpy = s->display->dpy; |
209 | |
207 | |
210 | if (s->visual->c_class != TrueColor) |
208 | if (s->visual->c_class != TrueColor) |
211 | return false; |
209 | return false; |
212 | |
210 | |
213 | uint32_t red_mask, green_mask, blue_mask, alpha_mask; |
211 | uint32_t red_mask, green_mask, blue_mask, alpha_mask; |
214 | |
212 | |
215 | if (argb) |
213 | red_mask = (uint32_t)format->direct.redMask << format->direct.red; |
216 | { |
214 | green_mask = (uint32_t)format->direct.greenMask << format->direct.green; |
217 | red_mask = 0xff << 16; |
215 | blue_mask = (uint32_t)format->direct.blueMask << format->direct.blue; |
218 | green_mask = 0xff << 8; |
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219 | blue_mask = 0xff; |
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220 | alpha_mask = 0xff << 24; |
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221 | } |
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222 | else |
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223 | { |
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|
224 | red_mask = s->visual->red_mask; |
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225 | green_mask = s->visual->green_mask; |
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226 | blue_mask = s->visual->blue_mask; |
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227 | alpha_mask = (uint32_t)format->direct.alphaMask << format->direct.alpha; |
216 | alpha_mask = (uint32_t)format->direct.alphaMask << format->direct.alpha; |
228 | } |
|
|
229 | |
217 | |
230 | int width_r = ecb_popcount32 (red_mask); |
218 | int width_r = ecb_popcount32 (red_mask); |
231 | int width_g = ecb_popcount32 (green_mask); |
219 | int width_g = ecb_popcount32 (green_mask); |
232 | int width_b = ecb_popcount32 (blue_mask); |
220 | int width_b = ecb_popcount32 (blue_mask); |
233 | int width_a = ecb_popcount32 (alpha_mask); |
221 | int width_a = ecb_popcount32 (alpha_mask); |
… | |
… | |
241 | int sh_a = ecb_ctz32 (alpha_mask); |
229 | int sh_a = ecb_ctz32 (alpha_mask); |
242 | |
230 | |
243 | if (width > 32767 || height > 32767) |
231 | if (width > 32767 || height > 32767) |
244 | return false; |
232 | return false; |
245 | |
233 | |
246 | XImage *ximage = XCreateImage (dpy, s->visual, argb ? 32 : format->depth, ZPixmap, 0, 0, |
234 | XImage *ximage = XCreateImage (dpy, s->visual, format->depth, ZPixmap, 0, 0, |
247 | width, height, 32, 0); |
235 | width, height, 32, 0); |
248 | if (!ximage) |
236 | if (!ximage) |
249 | return false; |
237 | return false; |
250 | |
238 | |
251 | if (height > INT_MAX / ximage->bytes_per_line |
239 | if (height > INT_MAX / ximage->bytes_per_line |
… | |
… | |
322 | } |
310 | } |
323 | |
311 | |
324 | rxvt_img * |
312 | rxvt_img * |
325 | rxvt_img::clone () |
313 | rxvt_img::clone () |
326 | { |
314 | { |
|
|
315 | rxvt_img *img = new rxvt_img (s, format, w, h); |
|
|
316 | |
327 | GC gc = XCreateGC (s->display->dpy, pm, 0, 0); |
317 | GC gc = XCreateGC (s->display->dpy, pm, 0, 0); |
328 | Pixmap pm2 = XCreatePixmap (s->display->dpy, pm, w, h, format->depth); |
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|
329 | XCopyArea (s->display->dpy, pm, pm2, gc, 0, 0, w, h, 0, 0); |
318 | XCopyArea (s->display->dpy, pm, img->pm, gc, 0, 0, w, h, 0, 0); |
330 | XFreeGC (s->display->dpy, gc); |
319 | XFreeGC (s->display->dpy, gc); |
331 | return new rxvt_img (s, format, w, h, pm2); |
|
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332 | } |
|
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333 | |
320 | |
|
|
321 | return img; |
|
|
322 | } |
|
|
323 | |
334 | rxvt_img * |
324 | rxvt_img * |
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325 | rxvt_img::sub_rect (int x, int y, int width, int height, int repeat) |
|
|
326 | { |
|
|
327 | rxvt_img *img = new rxvt_img (s, format, width, height); |
|
|
328 | |
|
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329 | Display *dpy = s->display->dpy; |
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330 | XRenderPictureAttributes pa; |
|
|
331 | pa.repeat = repeat; |
|
|
332 | Picture src = XRenderCreatePicture (dpy, pm, format, CPRepeat, &pa); |
|
|
333 | Picture dst = XRenderCreatePicture (dpy, img->pm, img->format, 0, 0); |
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334 | |
|
|
335 | XRenderComposite (dpy, PictOpSrc, src, None, dst, x, y, 0, 0, 0, 0, width, height); |
|
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336 | |
|
|
337 | XRenderFreePicture (dpy, src); |
|
|
338 | XRenderFreePicture (dpy, dst); |
|
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339 | |
|
|
340 | return img; |
|
|
341 | } |
|
|
342 | |
|
|
343 | rxvt_img * |
335 | rxvt_img::transform (int new_width, int new_height, int repeat, double matrix[9]) |
344 | rxvt_img::transform (int new_width, int new_height, double matrix[9], int repeat) |
336 | { |
345 | { |
337 | rxvt_img *img = new rxvt_img (s, format, new_width, new_height); |
346 | rxvt_img *img = new rxvt_img (s, format, new_width, new_height); |
338 | |
347 | |
339 | Display *dpy = s->display->dpy; |
348 | Display *dpy = s->display->dpy; |
340 | XRenderPictureAttributes pa; |
349 | XRenderPictureAttributes pa; |
… | |
… | |
365 | w / (double)new_width, 0, 0, |
374 | w / (double)new_width, 0, 0, |
366 | 0, h / (double)new_height, 0, |
375 | 0, h / (double)new_height, 0, |
367 | 0, 0, 1 |
376 | 0, 0, 1 |
368 | }; |
377 | }; |
369 | |
378 | |
370 | return transform (new_width, new_height, RepeatNormal, matrix); |
379 | return transform (new_width, new_height, matrix); |
371 | } |
380 | } |
372 | |
381 | |
373 | rxvt_img * |
382 | rxvt_img * |
374 | rxvt_img::rotate (int new_width, int new_height, int repeat, int x, int y, double phi) |
383 | rxvt_img::rotate (int new_width, int new_height, int x, int y, double phi, int repeat) |
375 | { |
384 | { |
376 | double s = sin (phi); |
385 | double s = sin (phi); |
377 | double c = cos (phi); |
386 | double c = cos (phi); |
378 | |
387 | |
379 | double matrix[9] = { |
388 | double matrix[9] = { |
380 | c, -s, -c * x + s * y + x, |
389 | c, -s, -c * x + s * y + x, |
381 | s, c, -s * x - c * y + y, |
390 | s, c, -s * x - c * y + y, |
382 | 0, 0, 1 |
391 | 0, 0, 1 |
383 | }; |
392 | }; |
384 | |
393 | |
385 | return transform (new_width, new_height, repeat, matrix); |
394 | return transform (new_width, new_height, matrix, repeat); |
386 | } |
395 | } |
387 | |
396 | |
388 | rxvt_img * |
397 | rxvt_img * |
389 | rxvt_img::convert_to (XRenderPictFormat *new_format) |
398 | rxvt_img::convert_to (XRenderPictFormat *new_format) |
390 | { |
399 | { |