diff -r 98645c8e7704 -r cd6704009eb9 src/gl/compiler.cpp
--- a/src/gl/compiler.cpp	Thu Feb 06 20:33:05 2020 +0200
+++ b/src/gl/compiler.cpp	Thu Feb 06 23:41:20 2020 +0200
@@ -205,6 +205,11 @@
 	return {r / 255.0f, g / 255.0f, b / 255.0f};
 }
 
+ldraw::Id gl::Compiler::idFromColor(const std::array<GLbyte, 3>& data)
+{
+	return {data[0] * std::int32_t{0x10000} + data[1] * std::int32_t{0x100} + data[2]};
+}
+
 void gl::Compiler::buildPolygon(
 	gl::Polygon polygon,
 	std::vector<gl::Vertex>* vboData,