Auto-generate envmaps.
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Assets/envmap_brdf.png
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Assets/envmap_brdf.png
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@ -4,6 +4,7 @@ from bpy.props import *
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import os
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import os
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import sys
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import sys
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import json
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import json
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import subprocess
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def register():
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def register():
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pass
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pass
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@ -56,36 +57,135 @@ def buildNodeTree(world_name, node_group, shader_references, asset_references):
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for node in node_group.nodes:
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for node in node_group.nodes:
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# Env map included
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# Env map included
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if node.bl_idname == 'ShaderNodeTexEnvironment': # Just look for env texture for now
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if node.bl_idname == 'ShaderNodeTexEnvironment': # Just look for env texture for now
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texture.name = node.image.name.rsplit('.', 1)[0] # Remove extension
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image_name = node.image.name
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texture.name = image_name.rsplit('.', 1)[0] # Remove extension
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# Add resources to khafie
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# Add resources to khafie
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asset_references.append('compiled/ShaderResources/env_map/env_map.json')
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asset_references.append('compiled/ShaderResources/env_map/env_map.json')
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shader_references.append('compiled/Shaders/env_map/env_map')
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shader_references.append('compiled/Shaders/env_map/env_map')
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# Generate prefiltered envmaps
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# Generate prefiltered envmaps
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#generate_envmaps()
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generate_envmaps(image_name, image_name.endswith('.jpg'))
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with open(path + material_name + '.json', 'w') as f:
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with open(path + material_name + '.json', 'w') as f:
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f.write(output.to_JSON())
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f.write(output.to_JSON())
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def generate_envmaps():
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def generate_envmaps(image_name, disable_hdr):
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if not os.path.exists('Assets/generated/envmaps'):
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if not os.path.exists('Assets/generated/envmaps'):
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os.makedirs('Assets/generated/envmaps')
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os.makedirs('Assets/generated/envmaps')
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# Get paths
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# Get paths
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haxelib_path = "haxelib"
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# haxelib_path = "haxelib"
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if platform.system() == 'Darwin':
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# if platform.system() == 'Darwin':
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haxelib_path = "/usr/local/bin/haxelib"
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# haxelib_path = "/usr/local/bin/haxelib"
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output = subprocess.check_output([haxelib_path + " path cyclesgame"], shell=True)
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# output = subprocess.check_output([haxelib_path + " path cyclesgame"], shell=True)
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output = str(output).split("\\n")[0].split("'")[1]
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# output = str(output).split("\\n")[0].split("'")[1]
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cmft_path = output[:-8] + "tools/cmft/"
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# cmft_path = output[:-8] + "tools/cmft/"
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cmft_path = 'Libraries/cyclesgame/tools/cmft/'
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kraffiti_path = 'Kha/Kore/Tools/kraffiti/'
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generated_files = []
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output_gama_numerator = '1.0' if disable_hdr else '2.2'
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base_name = image_name.rsplit('.', 1)[0]
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input_file = 'Assets/textures/' + image_name
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# Set dir
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# Get input size
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s = bpy.data.filepath.split(os.path.sep)
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output = subprocess.check_output([ \
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name = s.pop()
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kraffiti_path + 'kraffiti-osx' + \
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name = name.split(".")
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' from=' + input_file + \
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name = name[0]
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' donothing'], shell=True)
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fp = os.path.sep.join(s)
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# #%ix%i
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os.chdir(fp)
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image_w = str(output).split("'")[1]
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image_w = image_w[1:]
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image_w = image_w.split('x')[0]
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image_w = int(image_w)
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# 4096 = 256 face - 6 mips
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# 2048 = 128 face - 5 mips
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# 1024 = 64 face - 4 mips
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# 512 = 32 face - 3 mips
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# 256 = 16 face - 2 mips
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# 128 = 8 face - 1 mip
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mip_count = 1
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num = 128
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while num < image_w:
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num *= 2
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mip_count += 1
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face_size = image_w / 16
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src_face_size = str(face_size)
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dst_face_size = str(face_size)
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# Generate irradiance
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output_file = 'Assets/generated/envmaps/' + base_name + '_irradiance'
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subprocess.call([ \
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cmft_path + 'cmft-osx' + \
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' --input ' + input_file + \
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' --filter irradiance' + \
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' --dstFaceSize ' + dst_face_size + \
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' --inputGammaNumerator 2.2' + \
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' --inputGammaDenominator 1.0' + \
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' --outputGammaNumerator ' + output_gama_numerator + \
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' --outputGammaDenominator 1.0' + \
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' --outputNum 1' + \
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' --output0 ' + output_file + \
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' --output0params hdr,rgbe,latlong'], shell=True)
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generated_files.append(output_file)
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# Generate radiance
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output_file = 'Assets/generated/envmaps/' + base_name + '_radiance'
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outformat = 'jpg' if disable_hdr else 'hdr'
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output = subprocess.check_output([ \
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kraffiti_path + 'kraffiti-osx' + \
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' from=' + input_file + \
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' to=' + output_file + '.' + outformat + \
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' scale=0.5'], shell=True)
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subprocess.call([ \
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cmft_path + 'cmft-osx' + \
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' --input ' + input_file + \
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' --filter radiance' + \
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' --dstFaceSize ' + dst_face_size + \
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' --srcFaceSize ' + src_face_size + \
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' --excludeBase false' + \
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' --mipCount ' + str(mip_count) + \
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' --glossScale 7' + \
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' --glossBias 3' + \
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' --lightingModel blinnbrdf' + \
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' --edgeFixup none' + \
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' --numCpuProcessingThreads 4' + \
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' --useOpenCL true' + \
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' --clVendor anyGpuVendor' + \
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' --deviceType gpu' + \
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' --deviceIndex 0' + \
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' --generateMipChain false' + \
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' --inputGammaNumerator 2.2' + \
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' --inputGammaDenominator 1.0' + \
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' --outputGammaNumerator ' + output_gama_numerator + \
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' --outputGammaDenominator 1.0' + \
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' --outputNum 1' + \
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' --output0 ' + output_file + \
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' --output0params hdr,rgbe,latlong'], shell=True)
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for i in range(0, mip_count):
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generated_files.append(output_file + '_' + str(i))
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# Convert to jpgs
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if disable_hdr is True:
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for f in generated_files:
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subprocess.call([ \
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kraffiti_path + 'kraffiti-osx' + \
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' from=' + f + '.hdr' + \
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' to=' + f + '.jpg' + \
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' format=jpg'], shell=True)
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os.remove(f + '.hdr')
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# Scale from (32x16 to 1x1>
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for i in range (0, 5):
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last = generated_files[-1]
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out = output_file + '_' + str(mip_count + i)
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subprocess.call([ \
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kraffiti_path + 'kraffiti-osx' + \
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' from=' + last + '.' + outformat + \
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' to=' + out + '.' + outformat + \
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' scale=0.5' + \
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' format=' + outformat], shell=True)
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generated_files.append(out)
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# Generate maps
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call([cmft_path + "cmft-osx", "--input", "filename"])
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Binary file not shown.
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@ -29,7 +29,7 @@ CMFT=./cmft-osx
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# --output0 "okretnica"
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# --output0 "okretnica"
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# Typical parameters for radiance filter.
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# Typical parameters for radiance filter.
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# eval $CMFT $@ --input "okretnica.tga" \
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# eval $CMFT $@ --input "envmap.jpg" \
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# ::Filter options \
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# ::Filter options \
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# --filter radiance \
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# --filter radiance \
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# --srcFaceSize 256 \
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# --srcFaceSize 256 \
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@ -51,13 +51,13 @@ CMFT=./cmft-osx
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# --inputGammaDenominator 1.0 \
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# --inputGammaDenominator 1.0 \
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# --outputGammaNumerator 1.0 \
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# --outputGammaNumerator 1.0 \
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# --outputGammaDenominator 2.2 \
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# --outputGammaDenominator 2.2 \
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# --generateMipChain false \
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# --generateMipChain true \
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# ::Output \
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# ::Output \
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# --outputNum 2 \
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# --outputNum 1 \
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# --output0 "okretnica_pmrem" \
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# --output0 "envmap_rad" \
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# --output0params dds,bgra8,cubemap \
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# --output0params hdr,rgbe,latlong \
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# --output1 "okretnica_pmrem" \
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# --output1 "okretnica_pmrem" \
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# --output1params ktx,rgba8,cubemap
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# --output1params ktx,rgba8,cubemap
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# Cmft can also be run without any processing filter. This can be used for performing image manipulations or exporting different image format.
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# Cmft can also be run without any processing filter. This can be used for performing image manipulations or exporting different image format.
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#eval $CMFT $@ --input "okretnica.tga" \
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#eval $CMFT $@ --input "okretnica.tga" \
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@ -167,9 +167,10 @@ CMFT=./cmft-osx
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# --output3 "cmft_facelist" --output3params tga,bgra8,facelist \
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# --output3 "cmft_facelist" --output3params tga,bgra8,facelist \
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# --output4 "cmft_latlong" --output4params hdr,rgbe,latlong
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# --output4 "cmft_latlong" --output4params hdr,rgbe,latlong
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eval $CMFT $@ --input "memorial.hdr" \
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eval $CMFT $@ --input "shrine.hdr" \
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--filter none \
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--filter none \
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::Output \
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::Output \
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--outputNum 1 \
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--outputNum 1 \
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--output0 "memorial_hdr" \
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--dstFaceSize 0 \
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--output0params hdr,rgbe,latlong \
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--output0 "test" \
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--output0params hdr,rgbe,latlong
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