Differential D6887 Diff 21879 intern/cycles/kernel/shaders/node_vertex_color.osl

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	#include "stdcycles.h"			#include "stdcycles.h"

	shader node_vertex_color(string bump_offset = "center",			shader node_vertex_color(string bump_offset = "center",
	string layer_name = "",			string layer_name = "",
	output color Color = 0.0,			output color Color = 0.0,
	output float Alpha = 0.0)			output float Alpha = 0.0)
	{			{
	float vertex_color[4];			float vertex_color[4];
	if (getattribute(layer_name, vertex_color)) {			string vertex_color_layer;

				if (layer_name == "") {
				vertex_color_layer = "geom:vertex_color";
				}
				else {
				vertex_color_layer = layer_name;
				}

				if (getattribute(vertex_color_layer, vertex_color)) {
	Color = color(vertex_color[0], vertex_color[1], vertex_color[2]);			Color = color(vertex_color[0], vertex_color[1], vertex_color[2]);
	Alpha = vertex_color[3];			Alpha = vertex_color[3];

	if (bump_offset == "dx") {			if (bump_offset == "dx") {
	Color += Dx(Color);			Color += Dx(Color);
	Alpha += Dx(Alpha);			Alpha += Dx(Alpha);
	}			}
	else if (bump_offset == "dy") {			else if (bump_offset == "dy") {
	Color += Dy(Color);			Color += Dy(Color);
	Alpha += Dy(Alpha);			Alpha += Dy(Alpha);
	}			}
	}			}
	else {			else {
	warning("%s", "Invalid attribute.");			warning("%s", "Invalid attribute.");
	}			}
	}			}