Some SceneViewInspector enhancements, and added mesh light visual (every mesh assigned an emission shader will become a light).

Author: boberfly

src/GafferCycles/CyclesShader.cpp

@@ -162,6 +162,10 @@ void CyclesShader::loadShader( const std::string &shaderName, bool keepExistingV
 	{
 		typePlug()->setValue( "ccl:aov:" );
 	}
+	else if( shaderName == "emission" )
+	{
+		typePlug()->setValue( "ccl:light" );
+	}
 	else
 	{
 		typePlug()->setValue( "ccl:surface" );

startup/GafferScene/cyclesLights.py

@@ -79,3 +79,8 @@
 Gaffer.Metadata.registerValue( "ccl:light:background_light", "exposureParameter", "exposure" )
 Gaffer.Metadata.registerValue( "ccl:light:background_light", "colorParameter", "color" )
 Gaffer.Metadata.registerValue( "ccl:light:background_light", "visualiserOrientation", imath.M44f().rotate( imath.V3f( 0, -0.5 * math.pi, 0 ) ) )
+
+Gaffer.Metadata.registerValue( "ccl:light:emission", "intensityParameter", "intensity" )
+Gaffer.Metadata.registerValue( "ccl:light:emission", "exposureParameter", "exposure" )
+Gaffer.Metadata.registerValue( "ccl:light:emission", "colorParameter", "color" )
+Gaffer.Metadata.registerValue( "ccl:light:emission", "type", "mesh" )

startup/GafferSceneUI/sceneViewInspector.py

@@ -0,0 +1,44 @@
+##########################################################################
+#
+#  Copyright (c) 2020, Alex Fuller. All rights reserved.
+#
+#  Redistribution and use in source and binary forms, with or without
+#  modification, are permitted provided that the following conditions are
+#  met:
+#
+#      * Redistributions of source code must retain the above
+#        copyright notice, this list of conditions and the following
+#        disclaimer.
+#
+#      * Redistributions in binary form must reproduce the above
+#        copyright notice, this list of conditions and the following
+#        disclaimer in the documentation and/or other materials provided with
+#        the distribution.
+#
+#      * Neither the name of Alex Fuller. nor the names of
+#        any other contributors to this software may be used to endorse or
+#        promote products derived from this software without specific prior
+#        written permission.
+#
+#  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+#  IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+#  THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+#  PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+#  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+#  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+#  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+#  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+#  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+#  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+#  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+##########################################################################
+
+import GafferSceneUI
+
+
+for p in [ "intensity", "exposure", "color", "size", "coneAngle", "penumbraAngle", "samples" ] :
+	GafferSceneUI._SceneViewInspector.registerShaderParameter( "ccl:light", p )
+
+for p in ["base_color", "subsurface_color", "metallic", "subsurface", "subsurface_radius", "specular", "roughness", "specular_tint" ] :
+	GafferSceneUI._SceneViewInspector.registerShaderParameter( "ccl:surface", p )