#include <metal_stdlib>

using namespace metal;
kernel void tint_symbol(device packed_float3* tint_symbol_1 [[buffer(0)]]) {
  float3 v = 0.0f;
  float const scalar = v[1];
  float2 const swizzle2 = v.xz;
  float3 const swizzle3 = v.xzy;
  *(tint_symbol_1) = packed_float3(((float3(scalar) + float3(swizzle2, 1.0f)) + swizzle3));
  return;
}

