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gdal tests in py mode

master
Bob Omb 2015-12-13 11:15:52 -08:00
parent f0e569e724
commit 6eb69f5a41
1 changed files with 22 additions and 2 deletions
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24
init.lua
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@ -1,4 +1,4 @@
PROCESSOR = "native" -- options are: "native", "py", "gm", "magick", "imlib2"
PROCESSOR = "py" -- options are: "native", "py", "gm", "magick", "imlib2"
--imlib2 treats 16-bit as 8-bit and requires imlib2, magick requires magick wand -- magick is the most tested mode
--gm does not work and requires graphicksmagick, py is bit slow and requires lunatic-python to be built, and the PIL,
--convert uses commandline imagemagick "convert" or graphicsmagick "gm convert" ("convert.exe" or "gm.exe convert")
@ -714,6 +714,26 @@ function realterrain.init()
--print("origin: "..realterrain[rastername].origin_x.."x"..realterrain[rastername].origin_y)
--print("pixel size: "..realterrain[rastername].pixel_x_size.."x"..realterrain[rastername].pixel_y_size)
realterrain[rastername].metadata = tostring(py.eval("dataset.GetMetadata()"))
print(realterrain[rastername].metadata)
py.execute("dataset_band1 = dataset.GetRasterBand(1)")
realterrain[rastername].nodata = tostring(py.eval("dataset_band1.GetNoDataValue()"))
realterrain[rastername].min = tostring(py.eval("dataset_band1.GetMinimum()"))
realterrain[rastername].max = tostring(py.eval("dataset_band1.GetMaximum()"))
realterrain[rastername].scale = tostring(py.eval("dataset_band1.GetScale()"))
realterrain[rastername].unit = tostring(py.eval("dataset_band1.GetUnitType()"))
print("nodata: "..realterrain[rastername].nodata)
print("min: "..realterrain[rastername].min)
print("max: "..realterrain[rastername].max)
print("scale: "..realterrain[rastername].scale)
print("unit: "..realterrain[rastername].unit)
py.execute("dataset = None")
py.execute(rastername.." = Image.open('"..RASTERS..realterrain.settings["file"..rastername] .."')")
py.execute(rastername.."_w, "..rastername.."_l = "..rastername..".size")
realterrain[rastername].width = tonumber(tostring(py.eval(rastername.."_w")))
@ -843,7 +863,7 @@ function realterrain.generate(minp, maxp)
end
--build the heightmap and include different extents and values depending on mode
local zstart, zend, xstart, xend, get_cover, get_input, get_input2, get_input3, get_input_color, buffer, fill_below, moving_window
local zstart, zend, xstart, xend, get_cover, get_input, get_input2, get_input3, get_input_color, buffer, fill_below, moving_window, computed
buffer = mode.buffer or 0
zstart, zend, xstart, xend = z0-buffer, z1+buffer, x0-buffer, x1+buffer