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ShellScripts: add option size option

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This commit is contained in:
Aroy-Art 2025-01-07 13:26:10 +01:00
parent ff0c30c952
commit 1357a30650
Signed by: Aroy
GPG key ID: 583642324A1D2070
1 changed files with 5 additions and 4 deletions
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9
ShellScripts/tilemap-add-padding.sh
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@ -5,6 +5,7 @@ input_image="$1" # Input tilemap image
output_image="$2" # Output image with transparent pixels
tile_width="$3" # Width of each tile
tile_height="$4" # Height of each tile
tile_padding="$5" # Padding between tiles
# Get the dimensions of the input image
image_width=$(magick identify -format "%w" "$input_image")
@ -15,8 +16,8 @@ tiles_across=$((image_width / tile_width))
tiles_down=$((image_height / tile_height))
# New image size (considering the 1 pixel padding between tiles)
new_width=$((tiles_across * (tile_width + 1) - 1))
new_height=$((tiles_down * (tile_height + 1) - 1))
new_width=$((tiles_across * (tile_width + tile_padding) - tile_padding))
new_height=$((tiles_down * (tile_height + tile_padding) - tile_padding))
# Create a blank canvas with a transparent background and enforce the correct color space
magick -size "${new_width}x${new_height}" xc:none -colorspace sRGB blank_canvas.png
@ -32,8 +33,8 @@ for ((y = 0; y < tiles_down; y++)); do
magick "$input_image" -crop "${tile_width}x${tile_height}+$tile_x+$tile_y" -colorspace sRGB "tile_${x}_${y}.png"
# Place the tile on the new image, accounting for the 1-pixel padding
new_tile_x=$((x * (tile_width + 1)))
new_tile_y=$((y * (tile_height + 1)))
new_tile_x=$((x * (tile_width + tile_padding)))
new_tile_y=$((y * (tile_height + tile_padding)))
# Composite the tile onto the new canvas, ensuring color space is preserved
magick composite -geometry "+${new_tile_x}+${new_tile_y}" "tile_${x}_${y}.png" -colorspace sRGB blank_canvas.png blank_canvas.png