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ParseCommandLine.py

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+#!/usr/bin/env python
+
+#
+# Version 0.1 - Copyright (c) 2019 by 
+#
+# Updates:
+#
+# License: MIT License
+#
+
+import argparse
+import os.path
+
+filename = 'scene.rib'
+#integratorParams = {"int maxPathLength" [10], "int maxContinuationLength" [-1], "int maxNonStochasticOpacityEvents" [0], "string sampleMode" ["bxdf"], "int numLightSamples" [1], "int numBxdfSamples" [1], "int numIndirectSamples" [1], "int numDiffuseSamples" [1], "int numSpecularSamples" [1], "int numSubsurfaceSamples" [1], "int numRefractionSamples" [1], "int allowCaustics" [0], "int accumOpacity" [0], "int rouletteDepth" [4], "float rouletteThreshold" [0.200000003], "int clampDepth" [2], "float clampLuminance" [10]}
+integratorParams = {}
+integrator = '''Integrator "PxrPathTracer" "PxrPathTracer1"
+			"int maxPathLength" [10] 
+			"int maxContinuationLength" [-1] 
+			"int maxNonStochasticOpacityEvents" [0] 
+			"string sampleMode" ["bxdf"] 
+			"int numLightSamples" [1] 
+			"int numBxdfSamples" [1] 
+			"int numIndirectSamples" [1] 
+			"int numDiffuseSamples" [1] 
+			"int numSpecularSamples" [1] 
+			"int numSubsurfaceSamples" [1] 
+			"int numRefractionSamples" [1] 
+			"int allowCaustics" [0] 
+			"int accumOpacity" [0] 
+			"int rouletteDepth" [4] 
+			"float rouletteThreshold" [0.2] 
+			"int clampDepth" [2] 
+			"float clampLuminance" [10]'''
+args = []
+cwd = os.getcwd()
+useplane = True
+usenormal = True
+uselogoonstuds = True
+
+def ParseCommandLine(_filename) :
+	global filename
+	global integratorParams
+	global integrator
+	global args
+	global cwd
+	global useplane
+	global usenormal
+	global uselogoonstuds
+
+	parser = argparse.ArgumentParser(description = 'Modify LegoToR render parameters')
+
+	# Required positional argument
+	parser.add_argument('infile', type = open,
+		help = 'required input LXF file')
+
+	parser.add_argument('-s', '--srate', nargs = '?', 
+		const = 10.0, default = 10.0, type = float,
+		help = 'modify shading rate. Default 10')
+
+	parser.add_argument('-p', '--pixelvar', nargs = '?', 
+		const = 0.1, default = 0.1, type = float,
+		help = 'modify the pixel variance. Default 0.1')
+
+	parser.add_argument('-fo', '--fov' ,nargs='?', 
+		const = 25.0, default = 25.0, type = float,
+		help='projection fov. Default 25.0')
+
+	parser.add_argument('-fs', '--fstop' ,nargs='?', 
+		const = 9.99999968e+37, default = 9.99999968e+37, type = float,
+		help='fStop. Default 9.99999968e+37 (unlimited)')
+
+	parser.add_argument('-wd', '--width', nargs = '?', 
+		const = 1280, default = 1280, type = int,
+		help = 'width of image. Default 1280')
+
+	parser.add_argument('-ht', '--height', nargs = '?', 
+		const = 720, default = 720, type = int,
+		help = 'height of image. Default 720')
+
+	parser.add_argument('-sa', '--searcharchive', nargs = '?',
+		default = cwd,
+		help = 'searchpath archive. Default current working dir')
+
+	parser.add_argument('-st', '--searchtexture', nargs = '?', 
+		default = cwd,
+		help = 'searchpath texture. Default current working dir')
+
+	parser.add_argument('-cam', '--camera', nargs = '?', 
+		const = -1, default = -1, type = int,
+		help = 'set active camera. Default is -1 for Cam--1 \'Minus 1\'')	
+
+	parser.add_argument('-d', '--default', action = 'count', help = 'use PxrPathTracer')
+	parser.add_argument('-v', '--vcm', action = 'count', help = 'use PxrVCM')
+	parser.add_argument('-u', '--unified', action = 'count', help = 'use PxrUnified. Enable also in rendermn.ini to work!')
+	parser.add_argument('-o', '--occlusion', action = 'count', help = 'use Occlusion')
+
+	parser.add_argument('-t', '--direct', action = 'count', help = 'use PxrDirect')
+	parser.add_argument('-w', '--wire', action = 'count', help = 'use PxrVisualizer with wireframe shaded')
+	parser.add_argument('-n', '--normals', action = 'count', help = 'use PxrVisualizer with wireframe and Normals')
+	parser.add_argument('-z', '--wst', action = 'count', help = 'use PxrVisualizer with wireframe and ST')
+	parser.add_argument('-b', '--bxdf', action = 'count', help = 'use PxrVisualizer with wireframe and bxdf')
+	parser.add_argument('-fl', '--flat', action = 'count', help = 'use PxrVisualizer with wireframe flat')
+
+	parser.add_argument('-np', '--noplane', action = 'count', help = 'disable ground plane. Useful for space ships!')
+	parser.add_argument('-nn', '--nonormals', action = 'count', help = 'disable writing of normals, as some normals in LDD may have problems')
+	parser.add_argument('-nl', '--nologo', action = 'count', help = 'disable logo on studs')
+
+
+	args = parser.parse_args()
+
+	if args.default:
+		integrator = '''Integrator "PxrPathTracer" "PxrPathTracer1"
+			"int maxPathLength" [10] 
+			"int maxContinuationLength" [-1] 
+			"int maxNonStochasticOpacityEvents" [0] 
+			"string sampleMode" ["bxdf"] 
+			"int numLightSamples" [1] 
+			"int numBxdfSamples" [1] 
+			"int numIndirectSamples" [1] 
+			"int numDiffuseSamples" [1] 
+			"int numSpecularSamples" [1] 
+			"int numSubsurfaceSamples" [1] 
+			"int numRefractionSamples" [1] 
+			"int allowCaustics" [0] 
+			"int accumOpacity" [0] 
+			"int rouletteDepth" [4] 
+			"float rouletteThreshold" [0.2] 
+			"int clampDepth" [2] 
+			"float clampLuminance" [10]'''
+	if args.vcm:
+		integrator = 'Integrator "PxrVCM" "PxrVCM1"'
+	if args.unified:
+		integrator = 'Integrator "PxrUnified" "PxrUnified1"' # Must be enabled in rendermn.ini to work
+	if args.occlusion:
+		integrator = '''Integrator "PxrOcclusion" "PxrOcclusion1"
+			"int numSamples" [4]
+			"int distribution" [1]
+			"float cosineSpread" [2.0]
+			"float falloff" [0.01]
+			"float maxDistance" [100.0]
+			"int useAlbedo" [0]'''
+	if args.direct:
+		integrator = 'Integrator "PxrDirectLighting" "PxrDirectLighting1"'
+	if args.wire:
+		integrator = '''Integrator "PxrVisualizer" "PxrVisualizer1"
+			"string style" ["shaded"]
+			"int wireframe" [1]
+			"int normalCheck" [0]
+			"string matCap" [""]
+			"color wireframeColor" [0.0 0.0 0.0]
+			"float wireframeOpacity" [0.8]
+			"float wireframeWidth" [1.2]'''
+	if args.normals:
+		integrator = '''Integrator "PxrVisualizer" "PxrVisualizer1"
+			"string style" ["normals"]
+			"int wireframe" [1]
+			"int normalCheck" [0]
+			"string matCap" [""]
+			"color wireframeColor" [0.0 0.0 0.0]
+			"float wireframeOpacity" [0.5]
+			"float wireframeWidth" [1.0]'''
+	if args.wst:
+		integrator = '''Integrator "PxrVisualizer" "PxrVisualizer1"
+			"string style" ["st"]
+			"int wireframe" [1]
+			"int normalCheck" [0]
+			"string matCap" [""]
+			"color wireframeColor" [0.0 0.0 0.0]
+			"float wireframeOpacity" [0.5]
+			"float wireframeWidth" [1.0]'''
+	if args.bxdf:
+		integrator = '''Integrator "PxrVisualizer" "PxrVisualizer1"
+			"string style" ["bxdf"]
+			"int wireframe" [1]
+			"int normalCheck" [0]
+			"string matCap" [""]
+			"color wireframeColor" [0.0 0.0 0.0]
+			"float wireframeOpacity" [0.5]
+			"float wireframeWidth" [1.0]'''
+	if args.flat:
+		integrator = '''Integrator "PxrVisualizer" "PxrVisualizer1"
+			"string style" ["flat"]
+			"int wireframe" [1]
+			"int normalCheck" [0]
+			"string matCap" [""]
+			"color wireframeColor" [0.0 0.0 0.0]
+			"float wireframeOpacity" [0.5]
+			"float wireframeWidth" [1.0]'''
+	if args.noplane:
+		useplane = False
+	if args.nonormals:
+		usenormal = False
+	if args.nologo:
+		uselogoonstuds = False