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outro: fade in samoa while fading out changes #652

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nick black 2020-06-07 03:22:14 -04:00
parent 700d59dbad
commit e2b43092c3
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1 changed files with 25 additions and 2 deletions
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27
src/demo/outro.c
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@ -26,6 +26,23 @@ perframe(struct ncvisual* ncv __attribute__ ((unused)),
return 0;
}
// vsamoa is samoa fadectx
static int
changes_fadeout(struct notcurses* nc, struct ncplane* ncp,
const struct timespec* abstime, void* vsamoa){
static int iter = 0;
struct ncfadectx* samoactx = vsamoa;
struct ncplane* samplane = notcurses_stdplane(nc);
if(++iter > ncfadectx_iterations(samoactx)){
iter = ncfadectx_iterations(samoactx);
}
int r = ncplane_fadein_iteration(samplane, samoactx, iter, demo_fader, NULL);
if(r){
return r;
}
return demo_fader(nc, ncp, abstime, NULL);
}
static void*
videothread(void* vnc){
struct notcurses* nc = vnc;
@ -49,8 +66,14 @@ videothread(void* vnc){
struct timespec fade;
timespec_mul(&demodelay, 2, &fade);
demo_render(nc);
// vopts carries through 'changes.jpg', sitting above the standard plane
ncplane_fadeout(vopts.n, &fade, demo_fader, NULL);
// vopts carries through 'changes.jpg', sitting above the standard plane. it
// is faded out as we fade the samoa video (on standard plane ncp) in.
struct ncfadectx* samoactx = ncfadectx_setup(ncp);
if(samoactx == NULL){
return NULL;
}
ncplane_fadeout(vopts.n, &fade, changes_fadeout, samoactx);
ncplane_destroy(vopts.n);
struct ncplane* apiap = ncplane_new(nc, 1, cols, rows - 1, 0, NULL);
ncplane_set_fg_rgb(apiap, 0xc0, 0x40, 0x80);