1cb93a386Sopenharmony_ci#include <metal_stdlib> 2cb93a386Sopenharmony_ci#include <simd/simd.h> 3cb93a386Sopenharmony_ciusing namespace metal; 4cb93a386Sopenharmony_cistruct Uniforms { 5cb93a386Sopenharmony_ci half4 colorGreen; 6cb93a386Sopenharmony_ci half4 colorRed; 7cb93a386Sopenharmony_ci float4 testInputs; 8cb93a386Sopenharmony_ci}; 9cb93a386Sopenharmony_cistruct Inputs { 10cb93a386Sopenharmony_ci}; 11cb93a386Sopenharmony_cistruct Outputs { 12cb93a386Sopenharmony_ci half4 sk_FragColor [[color(0)]]; 13cb93a386Sopenharmony_ci}; 14cb93a386Sopenharmony_cifragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) { 15cb93a386Sopenharmony_ci Outputs _out; 16cb93a386Sopenharmony_ci (void)_out; 17cb93a386Sopenharmony_ci uint xy = pack_float_to_unorm2x16(_uniforms.testInputs.xy); 18cb93a386Sopenharmony_ci uint zw = pack_float_to_unorm2x16(_uniforms.testInputs.zw); 19cb93a386Sopenharmony_ci const float2 tolerance = float2(0.015625); 20cb93a386Sopenharmony_ci _out.sk_FragColor = all((abs(unpack_unorm2x16_to_float(xy)) < tolerance)) && all((abs(unpack_unorm2x16_to_float(zw) - float2(0.75, 1.0)) < tolerance)) ? _uniforms.colorGreen : _uniforms.colorRed; 21cb93a386Sopenharmony_ci return _out; 22cb93a386Sopenharmony_ci} 23