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33 lines
804 B
Text
33 lines
804 B
Text
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#include <metal_stdlib>
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using namespace metal;
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struct xlatMtlShaderInput {
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half3 normal;
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half3 halfDir;
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};
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struct xlatMtlShaderOutput {
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half4 _fragData [[color(0)]];
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};
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struct xlatMtlShaderUniform {
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half specPower;
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};
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fragment xlatMtlShaderOutput xlatMtlMain (xlatMtlShaderInput _mtl_i [[stage_in]], constant xlatMtlShaderUniform& _mtl_u [[buffer(0)]])
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{
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xlatMtlShaderOutput _mtl_o;
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half4 c_1;
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half tmpvar_2;
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tmpvar_2 = dot (_mtl_i.normal, _mtl_i.halfDir);
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half4 tmpvar_3;
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tmpvar_3 = half4(pow (tmpvar_2, _mtl_u.specPower));
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c_1 = tmpvar_3;
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_mtl_o._fragData = c_1;
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return _mtl_o;
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}
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// stats: 2 alu 0 tex 0 flow
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// inputs: 2
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// #0: normal (low float) 3x1 [-1]
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// #1: halfDir (low float) 3x1 [-1]
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// uniforms: 1 (total size: 2)
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// #0: specPower (medium float) 1x1 [-1] loc 0
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