1*c8dee2aaSAndroid Build Coastguard Worker#include <metal_stdlib> 2*c8dee2aaSAndroid Build Coastguard Worker#include <simd/simd.h> 3*c8dee2aaSAndroid Build Coastguard Worker#ifdef __clang__ 4*c8dee2aaSAndroid Build Coastguard Worker#pragma clang diagnostic ignored "-Wall" 5*c8dee2aaSAndroid Build Coastguard Worker#endif 6*c8dee2aaSAndroid Build Coastguard Workerusing namespace metal; 7*c8dee2aaSAndroid Build Coastguard Workerstruct Uniforms { 8*c8dee2aaSAndroid Build Coastguard Worker half4 colorWhite; 9*c8dee2aaSAndroid Build Coastguard Worker}; 10*c8dee2aaSAndroid Build Coastguard Workerstruct Inputs { 11*c8dee2aaSAndroid Build Coastguard Worker}; 12*c8dee2aaSAndroid Build Coastguard Workerstruct Outputs { 13*c8dee2aaSAndroid Build Coastguard Worker half4 sk_FragColor [[color(0)]]; 14*c8dee2aaSAndroid Build Coastguard Worker}; 15*c8dee2aaSAndroid Build Coastguard Workerfragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) { 16*c8dee2aaSAndroid Build Coastguard Worker Outputs _out; 17*c8dee2aaSAndroid Build Coastguard Worker (void)_out; 18*c8dee2aaSAndroid Build Coastguard Worker half4 x = _uniforms.colorWhite; 19*c8dee2aaSAndroid Build Coastguard Worker for (half r = -5.0h;r < 5.0h; r += 1.0h) { 20*c8dee2aaSAndroid Build Coastguard Worker x.x = saturate(r); 21*c8dee2aaSAndroid Build Coastguard Worker if (x.x == 0.0h) break; 22*c8dee2aaSAndroid Build Coastguard Worker } 23*c8dee2aaSAndroid Build Coastguard Worker for (half b = 5.0h;b >= 0.0h; b -= 1.0h) { 24*c8dee2aaSAndroid Build Coastguard Worker x.z = b; 25*c8dee2aaSAndroid Build Coastguard Worker if (x.w == 1.0h) continue; 26*c8dee2aaSAndroid Build Coastguard Worker x.y = 0.0h; 27*c8dee2aaSAndroid Build Coastguard Worker } 28*c8dee2aaSAndroid Build Coastguard Worker _out.sk_FragColor = x; 29*c8dee2aaSAndroid Build Coastguard Worker return _out; 30*c8dee2aaSAndroid Build Coastguard Worker} 31