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3ds Max Shipping Shaders/BlackBody.osl

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+// Blackbody Color Shader
+// Blackbody.osl, by Zap Andersson
+// Modified: 2018-02-08
+// Copyright 2018 Autodesk Inc, All rights reserved. This file is licensed under Apache 2.0 license
+//    https://github.com/ADN-DevTech/3dsMax-OSL-Shaders/blob/master/LICENSE.txt
+
+shader Blackbody
+[[ string help = "Modulates a color between two Kelvin temperatures" ]]
+(
+	float  Input = u,
+	float  Min   = 0.0     [[ float min = 0.0, float max = 10000.0 ]],
+	float  Max   = 5000.0  [[ float min = 0.0, float max = 10000.0 ]],
+	int    Normalize = 1   [[ string widget = "checkBox" ]],
+	float  Intensity = 1.0,
+	output color Col = 0.0,
+)
+{
+	Col = blackbody(mix(Min, Max, Input));
+	if (Normalize)
+		Col = normalize(Col);
+	Col *= Intensity;
+}

3ds Max Shipping Shaders/Candy.osl

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+// Random circles (or spheres, really) with outputs
+// for bump, random factor, etc. Can be made to make
+// very cool random candy cover...
+//
+// Candy.osl, by Zap Andersson
+// Modified: 2018-02-08
+// Copyright 2018 Autodesk Inc, All rights reserved. This file is licensed under Apache 2.0 license
+//    https://github.com/ADN-DevTech/3dsMax-OSL-Shaders/blob/master/LICENSE.txt
+
+shader Candy
+[[ string help="Random circles with random colors and a tunable bump output. For random dots or candy sprinkles." ]]
+(
+	// For convenience, default to object space
+	// You can connect any other coordinate space
+	// as input anyway...
+	point UVW    = transform("object", P) [[ string help = "The position input, defaulting to object space. Connect an UVW shader for other alternatives." ]],
+	float Scale  = 20.0,
+	float Radius = 0.5      [[ float min=0.0, float max=2.0 ]],
+	int   RandomOverlap = 0 [[ string widget = "checkBox" ]],
+	float BumpAmount = 1.0,
+	float BumpShape  = 1.0,
+
+	output color Col    = 0,
+	output float Fac    = 0,
+	output float Bump   = 0,
+	output float Dist   = 0,
+	output float Rnd    = 0
+)
+{
+	point pnt = UVW / Scale;	
+	float pri = -1;
+
+	// Sandard method for randomization:
+  	// Go through a 3x3x3 grid that we offset
+  	for (float x = -1; x <= 1; x++)
+	{
+    	for (float y = -1; y <= 1; y++)
+		{
+			for(float z = -1; z <= 1; z++)
+			{
+				// Point that sources all our randomization
+				// We run these through cell noises to get
+				// random values
+				point rndpoint = pnt + point(x, y, z);				
+
+				// Compute a center 
+				point dotcenter = floor(rndpoint) + noise("cell", rndpoint, 1);				      
+				float dist      = distance(dotcenter, pnt);
+				// Randomize the priority, all they all look "stacked" in 
+				// the same direction if they overlap
+				float priority = noise("cell", rndpoint, 2);
+
+				// If within the radius, and priority is higher
+				if (dist < Radius && priority > pri)
+				{
+					pri = priority;
+
+					Col    = noise("cell", rndpoint, 3);
+					Dist   = dist / Radius;
+					Bump   = pow(sin((1.0 - Dist) * 1.58), BumpShape) * BumpAmount;
+					Fac    = 1.0;
+					Rnd    = priority;
+
+					// If we exit early, shader is more efficient,
+					// but any "overlap" becomes completely sorted 
+					// in an X/Y/Z order and looks fake.
+					if (!RandomOverlap)
+						return;
+				}
+			}
+		}
+	}
+}

3ds Max Shipping Shaders/Color1of10.osl

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+// Pick one of ten inputs
+// Color1of10.osl, by Zap Andersson
+// Modified: 2018-02-08
+// Copyright 2018 Autodesk Inc, All rights reserved. This file is licensed under Apache 2.0 license
+//    https://github.com/ADN-DevTech/3dsMax-OSL-Shaders/blob/master/LICENSE.txt
+
+shader Color1of10
+[[ string help = "Pick one of 10 inputs",
+   string label= "1 of 10 (color)",
+   string category = "Switchers" ]]
+(
+	int   Index    = 0 
+		[[ string label = "Input index to use",
+		   string help  = "Pick the index (number) of the input to use. "]],
+	color I0     = color(1.0, 0.5, 0.4) [[ string label = "Input 0" ]],
+	color I1     = color(1.0, 1.0, 0.4) [[ string label = "Input 1" ]],
+	color I2     = color(0.5, 1.0, 0.4) [[ string label = "Input 2" ]],
+	color I3     = color(0.5, 1.0, 1.0) [[ string label = "Input 3" ]],
+	color I4     = color(0.0, 0.5, 1.0) [[ string label = "Input 4" ]],
+	color I5     = color(1.0, 0.5, 1.0) [[ string label = "Input 5" ]],
+	color I6     = color(1.0, 1.0, 1.0) [[ string label = "Input 6" ]],
+	color I7     = color(0.6, 0.6, 0.6) [[ string label = "Input 7" ]],
+	color I8     = color(0.2, 0.2, 0.2) [[ string label = "Input 8" ]],
+	color I9     = color(0.1, 0.1, 0.1) [[ string label = "Input 9" ]],
+
+	int   StartIdx = 0 
+		[[ string label = "Start Index",
+		   string help  = 
+				"Offsets the input index so that this number will map to the first input. "
+				"E.g. if set to 10, the first input (labeled Input 0) will map to index 10, rather than 0. "
+				"This is used when cascading multiple switchers into each other and allow them "
+				"to cover different ranges." ]],
+	int   Mod    = 0 
+		[[ string label = "Range: Number of inputs", 
+		   string help  = "If 0, returns all outputs and any outside the range uses the 'Outside Range' input. "
+		                  "If a nonzero number, only uses that many inputs, repeated in a rotating fashion." ]],
+	color Outside = 0.0 
+		[[ string label = "Outside Range",
+		   string help  = 
+				"The value to return when the index falls outside the set of available inputs. "
+				"This can be used to connect a second switcher to support a larger number of inputs. "]],
+
+	output color Out = color(0.1,0.2,0.3),
+)
+{
+	int idx = Index - StartIdx;
+
+	if (Mod) 
+		idx = idx % Mod;
+
+	if (idx < 0 || idx > 9)
+	{
+		Out = Outside;
+	}
+	else
+	{
+#define OUT(X) if (idx == X) { Out = I##X; } else
+		OUT(0)
+		OUT(1)
+		OUT(2)
+		OUT(3)
+		OUT(4)
+		OUT(5)
+		OUT(6)
+		OUT(7)
+		OUT(8)
+		OUT(9)
+		Out = Outside;
+#undef OUT
+	}
+}

3ds Max Shipping Shaders/Color1of5.osl

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+// Pick one of five inputs
+// Color1of5.osl, by Zap Andersson
+// Modified: 2018-02-08
+// Copyright 2018 Autodesk Inc, All rights reserved. This file is licensed under Apache 2.0 license
+//    https://github.com/ADN-DevTech/3dsMax-OSL-Shaders/blob/master/LICENSE.txt
+
+shader Color1of5
+[[ string help = "Pick one of 5 inputs",
+   string label= "1 of 5 (color)",
+   string category = "Switchers" ]]
+(
+	int   Index    = 0 
+		[[ string label = "Input index to use",
+		   string help  = "Pick the index (number) of the input to use. "]],
+	color I0     = color(1.0, 0.5, 0.4) [[ string label = "Input 0" ]],
+	color I1     = color(1.0, 1.0, 0.4) [[ string label = "Input 1" ]],
+	color I2     = color(0.5, 1.0, 0.4) [[ string label = "Input 2" ]],
+	color I3     = color(0.5, 1.0, 1.0) [[ string label = "Input 3" ]],
+	color I4     = color(1.0, 0.5, 1.0) [[ string label = "Input 4" ]],
+
+	int   StartIdx = 0 
+		[[ string label = "Start Index",
+		   string help  = 
+				"Offsets the input index so that this number will map to the first input. "
+				"E.g. if set to 10, the first input (labeled Input 0) will map to index 10, rather than 0. "
+				"This is used when cascading multiple switchers into each other and allow them "
+				"to cover different ranges." ]],
+	int   Mod    = 0 
+		[[ string label = "Range: Number of inputs", 
+		   string help  = "If 0, returns all outputs and any outside the range uses the 'Outside Range' input. "
+		                  "If a nonzero number, only uses that many inputs, repeated in a rotating fashion." ]],
+	color Outside = 0.0 
+		[[ string label = "Outside Range",
+		   string help  = 
+				"The value to return when the index falls outside the set of available inputs. "
+				"This can be used to connect a second switcher to support a larger number of inputs. "]],
+
+	output color Out = 0.0,
+)
+{
+	int idx = Index - StartIdx;
+
+	if (Mod) 
+		idx = idx % Mod;
+
+	if (idx < 0 || idx > 4)
+	{
+		Out = Outside;
+	}
+	else
+	{
+#define OUT(X) if (idx == X) { Out = I##X; } else
+		OUT(0)
+		OUT(1)
+		OUT(2)
+		OUT(3)
+		OUT(4)
+		Out = Outside;
+#undef OUT
+	}
+}

3ds Max Shipping Shaders/ColorAdd.osl

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+// Adds (and optionaly scales) two colors
+// ColorAdd.osl, by Zap Andersson
+// Modified: 2018-02-08
+// Copyright 2018 Autodesk Inc, All rights reserved. This file is licensed under Apache 2.0 license
+//    https://github.com/ADN-DevTech/3dsMax-OSL-Shaders/blob/master/LICENSE.txt
+
+shader ColorAdd
+[[ string help = "Adds (and optionaly scales) two colors",
+   string label= "Add (color)",
+   string category = "Math\Color" ]]
+(
+	color A = 0.5 [[ string label = "A" ]],
+	color B = 0.5 [[ string label = "B" ]],
+	float A_Amount = 1.0 [[ string label = "A scale" ]],
+	float B_Amount = 1.0 [[ string label = "B scale" ]],
+	int   Clamp    = 0 
+		[[ string widget="checkBox", string label = "Clamp Result" ]],
+
+	output color Out = 0.0,
+)
+{
+	Out = A*A_Amount + B*B_Amount;
+	if (Clamp)
+		Out = clamp(Out, 0.0, 1.0);
+}

3ds Max Shipping Shaders/ColorClamp.osl

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+// Clamps a color.
+// ColorClamp.osl, by Zap Andersson
+// Modified: 2018-02-08
+// Copyright 2018 Autodesk Inc, All rights reserved. This file is licensed under Apache 2.0 license
+//    https://github.com/ADN-DevTech/3dsMax-OSL-Shaders/blob/master/LICENSE.txt
+
+shader ColorClamp
+[[ string help = "Clamps a color",
+   string label= "Clamp (color)",
+   string category = "Math\Color" ]]
+(
+	color Input = 0.0,
+	color Min   = 0.0,
+	color Max   = 1.0,
+	output color Out = 0.0,
+)
+{
+	Out = clamp(Input, Min, Max);
+}

3ds Max Shipping Shaders/ColorComp.osl

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+// Complements a color.
+// ColorComp.osl, by Zap Andersson
+// Modified: 2018-02-08
+// Copyright 2018 Autodesk Inc, All rights reserved. This file is licensed under Apache 2.0 license
+//    https://github.com/ADN-DevTech/3dsMax-OSL-Shaders/blob/master/LICENSE.txt
+
+shader ColorComp
+[[ string help = "Inverts (Complements) a color number (1 - Input)",
+   string label= "Invert (color)",
+   string category = "Math\Color" ]]
+(
+	color Input = 0.0,
+	output color Out = 0.0,
+)
+{
+	Out = 1 - Input;
+}

3ds Max Shipping Shaders/ColorDiv.osl

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+// Divides two colors
+// ColorDiv.osl, by Zap Andersson
+// Modified: 2018-02-08
+// Copyright 2018 Autodesk Inc, All rights reserved. This file is licensed under Apache 2.0 license
+//    https://github.com/ADN-DevTech/3dsMax-OSL-Shaders/blob/master/LICENSE.txt
+
+shader ColorDiv
+[[ string help = "Divides two colors",
+   string label= "Divide (color)",
+   string category = "Math\Color" ]]
+(
+	color A = 0.5,
+	color B = 0.5,
+	int   Clamp    = 0 
+		[[ string widget="checkBox", string label = "Clamp Result" ]],
+
+	output color Out = 0.0,
+)
+{
+	Out = A / B;
+	if (Clamp)
+		clamp(Out, 0.0, 1.0);
+}

3ds Max Shipping Shaders/ColorJuggler.osl

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+// Color Channel Juggler Shader
+// ColorJuggler.osl, by Zap Andersson
+// Modified: 2018-02-08
+// Copyright 2018 Autodesk Inc, All rights reserved. This file is licensed under Apache 2.0 license
+//    https://github.com/ADN-DevTech/3dsMax-OSL-Shaders/blob/master/LICENSE.txt
+
+shader ColorJuggler
+[[ string help = "A utility to combine or split color components",
+   string label = "Components (color)",
+   string category = "Math\Color" ]]
+(
+	color  Input = 0.0 [[ string label="Input (RGB)" ]],
+	float  Ri = Input[0] [[ string label="R" ]],
+	float  Gi = Input[1] [[ string label="G" ]],
+	float  Bi = Input[2] [[ string label="B" ]],
+	output color Out = 0 [[ string label="Out (RGB)" ]],
+	output float R = 0.0,
+	output float G = 0.0,
+	output float B = 0.0
+)
+{
+	Out = color(Ri,Gi,Bi);
+	R = Out[0];
+	G = Out[1];
+	B = Out[2];
+}

3ds Max Shipping Shaders/ColorMax.osl

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+// Returns the maximum of two colors
+// ColorMax.osl, by Zap Andersson
+// Modified: 2018-02-08
+// Copyright 2018 Autodesk Inc, All rights reserved. This file is licensed under Apache 2.0 license
+//    https://github.com/ADN-DevTech/3dsMax-OSL-Shaders/blob/master/LICENSE.txt
+
+shader ColorMax
+[[ string help = "Returns the maximum of two colors",
+   string label= "Max (color)",
+   string category = "Math\Color" ]]
+(
+	color A = 0.5,
+	color B = 0.5,
+	output color Out = 0.0,
+)
+{
+	Out = max(A, B);
+}

3ds Max Shipping Shaders/ColorMin.osl

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+// Returns the minimum of two colors
+// ColorMin.osl, by Zap Andersson
+// Modified: 2018-02-08
+// Copyright 2018 Autodesk Inc, All rights reserved. This file is licensed under Apache 2.0 license
+//    https://github.com/ADN-DevTech/3dsMax-OSL-Shaders/blob/master/LICENSE.txt
+
+shader ColorMin
+[[ string help = "Returns the minimum of two colors",
+   string label= "Min (color)",
+   string category = "Math\Color" ]]
+(
+	color A = 0.5,
+	color B = 0.5,
+	output color Out = 0.0,
+)
+{
+	Out = min(A, B);
+}