uniform half4 colorGreen; // GLSL 4.1 and below enforce that qualifiers must occur in a strict order. (See "Order of // Qualifiers" in the GLSL documentation.) GLSL 4.2 and above no longer enforce order; SkSL also // does not. However, SkSL will always emit qualifiers in the order expected by GLSL 4.1. // These qualifiers are reversed from the expected order, but SkSL should compile and run anyway. noinline void const_after_in(in const vec2 x) {} noinline void inout_after_high_precision(highp inout vec2 x) {} noinline void out_after_high_precision(highp out vec2 x) { x = vec2(0); } vec4 main(vec2 coords) { const_after_in(coords); inout_after_high_precision(coords); out_after_high_precision(coords); return colorGreen; }