From c857d7bd81c4d80ced9128c682cc232f78574e3b Mon Sep 17 00:00:00 2001 From: Gene Johnson Date: Sat, 14 Mar 2026 19:15:55 -0700 Subject: [PATCH 1/2] feat: implement dynamic shifting gradients for messages and scrolling content, and adjust rendering parameters --- mainline.py | 29 ++++++++++++++++++----------- 1 file changed, 18 insertions(+), 11 deletions(-) diff --git a/mainline.py b/mainline.py index 212f002..9eca86d 100755 --- a/mainline.py +++ b/mainline.py @@ -147,7 +147,7 @@ KATA = "ﾊﾐﾋｰｳｼﾅﾓﾆｻﾜﾂｵﾘｱﾎﾃﾏｹﾒｴｶｷﾑ _FONT_PATH = "/Users/genejohnson/Documents/CS Bishop Drawn/CSBishopDrawn-Italic.otf" _FONT_OBJ = None _FONT_SZ = 60 -_RENDER_H = 8 # terminal rows per rendered text line +_RENDER_H = 16 # terminal rows per rendered text line # Non-Latin scripts → macOS system fonts _SCRIPT_FONTS = { @@ -502,9 +502,10 @@ def _save_cache(items): # ─── STREAM ─────────────────────────────────────────────── -_SCROLL_DUR = 3.75 # seconds per headline -_FRAME_DT = 0.05 # 50ms base frame rate (20 FPS) -FIREHOSE_H = 12 # firehose zone height (terminal rows) +_SCROLL_DUR = 5.625 # seconds per headline (2/3 original speed) +_FRAME_DT = 0.05 # 50ms base frame rate (20 FPS) +FIREHOSE_H = 12 # firehose zone height (terminal rows) +GRAD_SPEED = 0.08 # gradient traversal speed (cycles/sec, ~12s full sweep) _mic_db = -99.0 # current mic level, written by background thread _mic_stream = None @@ -636,8 +637,8 @@ def _big_wrap(text, max_w, font=None): return out -def _lr_gradient(rows): - """Color each non-space block character with a left-to-right gradient.""" +def _lr_gradient(rows, offset=0.0): + """Color each non-space block character with a shifting left-to-right gradient.""" n = len(_GRAD_COLS) max_x = max((len(r.rstrip()) for r in rows if r.strip()), default=1) out = [] @@ -650,7 +651,8 @@ def _lr_gradient(rows): if ch == ' ': buf.append(' ') else: - idx = min(round(x / max(max_x - 1, 1) * (n - 1)), n - 1) + shifted = (x / max(max_x - 1, 1) + offset) % 1.0 + idx = min(round(shifted * (n - 1)), n - 1) buf.append(f"{_GRAD_COLS[idx]}{ch}\033[0m") out.append("".join(buf)) return out @@ -730,7 +732,6 @@ def _make_block(title, src, ts, w): ("\u201d",'"'), ("\u2013","-"), ("\u2014","-")]: title_up = title_up.replace(old, new) big_rows = _big_wrap(title_up, w - 4, lang_font) - big_rows = _lr_gradient(big_rows) hc = random.choice([ "\033[38;5;46m", # matrix green "\033[38;5;34m", # dark green @@ -861,10 +862,10 @@ def stream(items): cache_key = (display_text, w) if _msg_cache[0] != cache_key: msg_rows = _big_wrap(display_text, w - 4) - msg_rows = _lr_gradient(msg_rows) _msg_cache = (cache_key, msg_rows) else: msg_rows = _msg_cache[1] + msg_rows = _lr_gradient(msg_rows, (time.monotonic() * GRAD_SPEED) % 1.0) # Center vertically in scroll zone total_h = len(msg_rows) + 4 # +4 for border + meta + padding y_off = max(0, (sh - total_h) // 2) @@ -933,6 +934,7 @@ def stream(items): # Draw scroll zone top_zone = max(1, int(sh * 0.25)) bot_zone = max(1, int(sh * 0.10)) + grad_offset = (time.monotonic() * GRAD_SPEED) % 1.0 buf = [] for r in range(sh): cy = cam + r @@ -943,13 +945,18 @@ def stream(items): for content, hc, by, midx in active: cr = cy - by if 0 <= cr < len(content): - ln = _vis_trunc(content[cr], w) + raw = content[cr] + if cr != midx: + colored = _lr_gradient([raw], grad_offset)[0] + else: + colored = raw + ln = _vis_trunc(colored, w) if row_fade < 1.0: ln = _fade_line(ln, row_fade) if cr == midx: buf.append(f"\033[{r+1};1H{W_COOL}{ln}{RST}\033[K") elif ln.strip(): - buf.append(f"\033[{r+1};1H{hc}{ln}{RST}\033[K") + buf.append(f"\033[{r+1};1H{ln}{RST}\033[K") else: buf.append(f"\033[{r+1};1H\033[K") drawn = True From 7274f57bbbb353ff728c00a2c317f207bdfd0b2f Mon Sep 17 00:00:00 2001 From: Gene Johnson Date: Sat, 14 Mar 2026 19:21:24 -0700 Subject: [PATCH 2/2] feat: Implement super-sampling for text rendering and adjust `_RENDER_H` from 16 to 8. --- mainline.py | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/mainline.py b/mainline.py index 9eca86d..8bd8fc0 100755 --- a/mainline.py +++ b/mainline.py @@ -147,7 +147,8 @@ KATA = "ﾊﾐﾋｰｳｼﾅﾓﾆｻﾜﾂｵﾘｱﾎﾃﾏｹﾒｴｶｷﾑ _FONT_PATH = "/Users/genejohnson/Documents/CS Bishop Drawn/CSBishopDrawn-Italic.otf" _FONT_OBJ = None _FONT_SZ = 60 -_RENDER_H = 16 # terminal rows per rendered text line +_RENDER_H = 8 # terminal rows per rendered text line +_SSAA = 4 # super-sampling factor: render at _SSAA× then downsample # Non-Latin scripts → macOS system fonts _SCRIPT_FONTS = { @@ -579,8 +580,11 @@ def _render_line(text, font=None): draw = ImageDraw.Draw(img) draw.text((-bbox[0] + pad, -bbox[1] + pad), text, fill=255, font=font) pix_h = _RENDER_H * 2 - scale = pix_h / max(img_h, 1) - new_w = max(1, int(img_w * scale)) + hi_h = pix_h * _SSAA + scale = hi_h / max(img_h, 1) + new_w_hi = max(1, int(img_w * scale)) + img = img.resize((new_w_hi, hi_h), Image.Resampling.LANCZOS) + new_w = max(1, int(new_w_hi / _SSAA)) img = img.resize((new_w, pix_h), Image.Resampling.LANCZOS) data = img.tobytes() thr = 80