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Optimize map rendering and implement dynamic fog of war

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This commit is contained in:
Matteo Benedetto
2026-06-22 19:21:19 +02:00
parent f774171bae
commit d82008dac0
8 changed files with 252 additions and 67 deletions
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generate_assets.py
+73 -37
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@@ -10,58 +10,94 @@ PALETTE = [
0, 0, 0 # 3
] + [0] * (256 * 3 - 12)
def draw_autotile(draw, y_offset, is_alt, mask):
def draw_autotile(draw, y_offset, is_alt, mask, is_dark=False):
# Determine the neighbor fill color
# Tile 1 (Normal, is_alt=False) neighbors should match Tile 2 (Alt) body color: 1 (Light Gray)
# Tile 2 (Alt, is_alt=True) neighbors should match Tile 1 (Normal) body color: 0 (White)
neighbor_color = 0 if is_alt else 1
# 4 corners
# Bit 0 (1): Top-Left
# Bit 1 (2): Top-Right
# Bit 2 (4): Bottom-Left
# Bit 3 (8): Bottom-Right
tl_color = neighbor_color if (mask & 1) else 3
tr_color = neighbor_color if (mask & 2) else 3
dl_color = neighbor_color if (mask & 4) else 3
dr_color = neighbor_color if (mask & 8) else 3
# Draw corners
draw.polygon([(0, y_offset), (15, y_offset), (0, y_offset + 7)], fill=tl_color)
draw.polygon([(16, y_offset), (31, y_offset), (31, y_offset + 7)], fill=tr_color)
draw.polygon([(0, y_offset + 8), (0, y_offset + 15), (15, y_offset + 15)], fill=dl_color)
draw.polygon([(31, y_offset + 8), (31, y_offset + 15), (16, y_offset + 15)], fill=dr_color)
# Draw the main diamond shape on top
points = [(15, y_offset), (31, y_offset + 7), (16, y_offset + 15), (0, y_offset + 8)]
inner = [(15, y_offset + 4), (27, y_offset + 7), (16, y_offset + 11), (4, y_offset + 8)]
if not is_alt:
# Tile 1: Normal floor (body is White, inner is Light Gray)
draw.polygon(points, fill=0, outline=2)
draw.polygon(inner, fill=1, outline=2)
if not is_dark:
neighbor_color = 0 if is_alt else 1
tl_color = neighbor_color if (mask & 1) else 3
tr_color = neighbor_color if (mask & 2) else 3
dl_color = neighbor_color if (mask & 4) else 3
dr_color = neighbor_color if (mask & 8) else 3
# Draw corners
draw.polygon([(0, y_offset), (15, y_offset), (0, y_offset + 7)], fill=tl_color)
draw.polygon([(16, y_offset), (31, y_offset), (31, y_offset + 7)], fill=tr_color)
draw.polygon([(0, y_offset + 8), (0, y_offset + 15), (15, y_offset + 15)], fill=dl_color)
draw.polygon([(31, y_offset + 8), (31, y_offset + 15), (16, y_offset + 15)], fill=dr_color)
# Draw the main diamond shape on top
points = [(15, y_offset), (31, y_offset + 7), (16, y_offset + 15), (0, y_offset + 8)]
inner = [(15, y_offset + 4), (27, y_offset + 7), (16, y_offset + 11), (4, y_offset + 8)]
if not is_alt:
# Tile 1: Normal floor (body is White, inner is Light Gray)
draw.polygon(points, fill=0, outline=2)
draw.polygon(inner, fill=1, outline=2)
else:
# Tile 2: Alt floor (body is Light Gray, inner is White)
draw.polygon(points, fill=1, outline=2)
draw.polygon(inner, fill=0, outline=2)
else:
# Tile 2: Alt floor (body is Light Gray, inner is White)
draw.polygon(points, fill=1, outline=2)
draw.polygon(inner, fill=0, outline=2)
# Darker version: Shift colors down
# White (0) -> Light Gray (1)
# Light Gray (1) -> Dark Gray (2)
# Dark Gray (2) -> Black (3)
# Black (3) -> Black (3)
neighbor_color = 1 if is_alt else 2
tl_color = neighbor_color if (mask & 1) else 3
tr_color = neighbor_color if (mask & 2) else 3
dl_color = neighbor_color if (mask & 4) else 3
dr_color = neighbor_color if (mask & 8) else 3
# Draw corners
draw.polygon([(0, y_offset), (15, y_offset), (0, y_offset + 7)], fill=tl_color)
draw.polygon([(16, y_offset), (31, y_offset), (31, y_offset + 7)], fill=tr_color)
draw.polygon([(0, y_offset + 8), (0, y_offset + 15), (15, y_offset + 15)], fill=dl_color)
draw.polygon([(31, y_offset + 8), (31, y_offset + 15), (16, y_offset + 15)], fill=dr_color)
# Draw the main diamond shape on top
points = [(15, y_offset), (31, y_offset + 7), (16, y_offset + 15), (0, y_offset + 8)]
inner = [(15, y_offset + 4), (27, y_offset + 7), (16, y_offset + 11), (4, y_offset + 8)]
if not is_alt:
# Tile 1 Dark: body is Light Gray (1), inner is Dark Gray (2), outline is Black (3)
draw.polygon(points, fill=1, outline=3)
draw.polygon(inner, fill=2, outline=3)
else:
# Tile 2 Dark: body is Dark Gray (2), inner is Light Gray (1), outline is Black (3)
draw.polygon(points, fill=2, outline=3)
draw.polygon(inner, fill=1, outline=3)
def generate_tiles():
# 32 variants total:
# 64 variants total:
# 0..15: Tile 1 (Normal Floor) with masks 0..15
# 16..31: Tile 2 (Alt Floor) with masks 0..15
# Height is 8 pixels (black spacer) + 32 variants * 16 pixels = 520 pixels
img = Image.new("P", (32, 520), 3)
# 32..47: Tile 1 Dark (Normal Floor Dark) with masks 0..15
# 48..63: Tile 2 Dark (Alt Floor Dark) with masks 0..15
# Height is 8 pixels (black spacer) + 64 variants * 16 pixels = 1032 pixels
img = Image.new("P", (32, 1032), 3)
img.putpalette(PALETTE)
draw = ImageDraw.Draw(img)
# Draw Tile 1 variants (start at y=8)
for mask in range(16):
draw_autotile(draw, 8 + mask * 16, False, mask)
draw_autotile(draw, 8 + mask * 16, False, mask, False)
# Draw Tile 2 variants (start at y=8 + 256 = 264)
# Draw Tile 2 variants (start at y=264)
for mask in range(16):
draw_autotile(draw, 264 + mask * 16, True, mask)
draw_autotile(draw, 264 + mask * 16, True, mask, False)
# Draw Tile 1 Dark variants (start at y=520)
for mask in range(16):
draw_autotile(draw, 520 + mask * 16, False, mask, True)
# Draw Tile 2 Dark variants (start at y=776)
for mask in range(16):
draw_autotile(draw, 776 + mask * 16, True, mask, True)
img.save("tiles.png")