static void RenderNextLineIfNeeded() {
Area2D rect = {0, 0, WIDTH, SIZE};
WORD s = frameCount / 16;
if (s > last_line) {
APTR ptr = scroll->planes[0];
WORD line_num = (s % (LINES + 2)) * SIZE;
char *line_end;
WORD size;
line_end = line_start;
NextLine(&line_end);
size = (line_end - line_start) - 1;
ptr += line_num * scroll->bytesPerRow;
rect.y = line_num;
BitmapClearArea(scroll, &rect);
WaitBlitter();
RenderLine(ptr, line_start, min(size, COLUMNS));
last_line = s;
NextLine(&line_start);
}
}
static void Render() {
BitmapClearArea(screen[active],
STRUCT(Area2D, 0, 0, MAX_W * 2 + SIZE, MAX_H * 2 + SIZE));
DrawPlotter();
WaitVBlank();
ITER(i, 0, DEPTH - 1, CopInsSet32(bplptr[i], screen[active]->planes[i]));
active ^= 1;
}
