textplay: expose more of the source material

src/lib/visual.c

@@ -570,7 +570,7 @@ ncvisual* ncvisual_from_bgra(const void* bgra, int rows, int rowstride, int cols
 // by the end, disprows/dispcols refer to the number of source rows/cols (in
 // pixels), which will be mapped to a region of cells scaled by the encodings).
 // the blit will begin at placey/placex (in terms of cells). begy/begx define
-// the origin of the source region to draw (in pixels). leny/lenx defined the
+// the origin of the source region to draw (in pixels). leny/lenx define the
 // geometry of the source region to draw, again in pixels. ncv->pixy and
 // ncv->pixx define the source geometry in pixels.
 ncplane* ncvisual_render_cells(notcurses* nc, ncvisual* ncv, const struct blitset* bset,
@@ -749,7 +749,7 @@ ncplane* ncvisual_render_pixels(notcurses* nc, ncvisual* ncv, const struct blits
 //fprintf(stderr, "INPUT N: %p rows: %d cols: %d 0x%016lx\n", n ? n : NULL, disppixy, disppixx, flags);
   if(n == NULL || (flags & NCVISUAL_OPTION_CHILDPLANE)){ // create plane
     if(n == NULL){
-      n = notcurses_stdplane(nc); // FIXME ought allow arbitrary plane
+      n = notcurses_stdplane(nc);
     }
     if((createdn = make_sprixel_plane(nc, n, ncv, scaling, &disppixy, &disppixx,
                                       flags, &outy, &placey, &placex)) == NULL){

src/poc/textplay.c

@@ -4,15 +4,15 @@
 static const uint32_t LOWCOLOR = 0x004080;
 static const uint32_t HICOLOR = 0xddffdd;
 static const uint32_t NANOSEC = 1000000000ull / 60; // 60 cps
-#define MARGIN 4
+#define MARGIN 2
 
 static struct notcurses*
 init(void){
   struct notcurses_options opts = {
     //.loglevel = NCLOGLEVEL_DEBUG,
-    .margin_t = MARGIN,
+    .margin_t = MARGIN / 2,
     .margin_r = MARGIN,
-    .margin_b = MARGIN,
+    .margin_b = MARGIN / 2,
     .margin_l = MARGIN,
   };
   struct notcurses* nc = notcurses_init(&opts, stdout);
@@ -108,7 +108,7 @@ textplay(struct notcurses* nc, struct ncplane* tplane, struct ncvisual* ncv){
     if(!ncv){
       clock_nanosleep(CLOCK_MONOTONIC, 0, &ts, NULL);
     }else{
-      for(int i = 0 ; i < 3 ; ++i){
+      for(int i = 0 ; i < 2 ; ++i){
         ncvisual_decode(ncv);
       }
     }
@@ -127,10 +127,10 @@ textplane(struct notcurses* nc){
   int dimy, dimx;
   struct ncplane* stdn = notcurses_stddim_yx(nc, &dimy, &dimx);
   struct ncplane_options nopts = {
-    .y = MARGIN,
-    .x = MARGIN * 2,
-    .rows = dimy - MARGIN * 2,
-    .cols = dimx - MARGIN * 4,
+    .y = MARGIN * 2 + 2,
+    .x = MARGIN * 4 + 2,
+    .rows = dimy - MARGIN * 4,
+    .cols = dimx - MARGIN * 8,
     .name = "text",
   };
   struct ncplane* n = ncplane_create(stdn, &nopts);