Mercurial > rinkhals
annotate regenerate-pngs.py @ 41:6055a8a8678d
Add image cache (with support for modified versions of an image).
author | Simon Cross <hodgestar@gmail.com> |
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date | Mon, 31 Aug 2009 16:47:54 +0000 |
parents | c8436f1752d7 |
children | 030bea282f28 |
rev | line source |
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53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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changeset
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1 #!/usr/bin/env python |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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changeset
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2 |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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3 import cairo |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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4 import rsvg |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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5 import os |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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changeset
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6 |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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7 def svg_to_png(svg_name, png_name, w, h): |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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8 """Convert an SVG file to a PNG file.""" |
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Add special handling for different sized sprites.
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9 print "Generating %s at %dx%d..." % (png_name, w, h) |
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53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
diff
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10 r = rsvg.Handle(svg_name) |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
diff
changeset
|
11 |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
diff
changeset
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12 scale = max(float(r.props.width) / w, float(r.props.height) / h) |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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changeset
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13 scale = 1.0 / scale |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
diff
changeset
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14 |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
diff
changeset
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15 r.props.dpi_x = r.props.dpi_x / scale |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
diff
changeset
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16 r.props.dpi_y = r.props.dpi_y / scale |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
diff
changeset
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17 |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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changeset
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18 cs = cairo.ImageSurface(cairo.FORMAT_ARGB32, w, h) |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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19 ctx = cairo.Context(cs) |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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20 ctx.scale(scale, scale) |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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21 r.render_cairo(ctx) |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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22 cs.write_to_png(png_name) |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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23 |
33
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Add special handling for different sized sprites.
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24 def process_svg_folder(path, width, height): |
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Simon Cross <hodgestar@gmail.com>
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25 for dirpath, dirnames, filenames in os.walk(path): |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
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26 for filename in filenames: |
53960047c186
Script for generating .png images from .svg.
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27 basename, ext = os.path.splitext(filename) |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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28 if ext == ".svg": |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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29 svg_name = os.path.join(dirpath, basename + ".svg") |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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30 png_name = os.path.join(dirpath, basename + ".png") |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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31 svg_to_png(svg_name, png_name, width, height) |
53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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32 |
33
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Add special handling for different sized sprites.
Simon Cross <hodgestar@gmail.com>
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33 def process_sprite(name, width, height, sprite_path): |
c8436f1752d7
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34 svg_name = os.path.join(sprite_path, name) + ".svg" |
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35 png_name = os.path.join(sprite_path, name) + ".png" |
c8436f1752d7
Add special handling for different sized sprites.
Simon Cross <hodgestar@gmail.com>
parents:
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36 svg_to_png(svg_name, png_name, width, height) |
c8436f1752d7
Add special handling for different sized sprites.
Simon Cross <hodgestar@gmail.com>
parents:
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37 |
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53960047c186
Script for generating .png images from .svg.
Simon Cross <hodgestar@gmail.com>
parents:
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38 if __name__ == "__main__": |
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39 tile_path = "data/tiles" |
c8436f1752d7
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Simon Cross <hodgestar@gmail.com>
parents:
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40 sprite_path = "data/sprites" |
c8436f1752d7
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Simon Cross <hodgestar@gmail.com>
parents:
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41 sprites = [ |
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Simon Cross <hodgestar@gmail.com>
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42 ("chkn", 20, 20), |
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43 ("fox", 20, 20), |
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44 ("henhouse", 60, 40), |
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45 ] |
c8436f1752d7
Add special handling for different sized sprites.
Simon Cross <hodgestar@gmail.com>
parents:
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46 |
c8436f1752d7
Add special handling for different sized sprites.
Simon Cross <hodgestar@gmail.com>
parents:
18
diff
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47 process_svg_folder("data/tiles", 20, 20) |
c8436f1752d7
Add special handling for different sized sprites.
Simon Cross <hodgestar@gmail.com>
parents:
18
diff
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48 for name, width, height in sprites: |
c8436f1752d7
Add special handling for different sized sprites.
Simon Cross <hodgestar@gmail.com>
parents:
18
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49 process_sprite(name, width, height, sprite_path) |