mirror of
https://github.com/scratchfoundation/bgfx.git
synced 2024-12-04 21:31:11 -05:00
303 lines
9.8 KiB
Text
303 lines
9.8 KiB
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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float2 xlv_TEXCOORD0;
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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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float4 _MainTex_TexelSize;
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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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, texture2d<half> _MainTex [[texture(0)]], sampler _mtlsmp__MainTex [[sampler(0)]])
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{
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xlatMtlShaderOutput _mtl_o;
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float2 rcpFrame_1;
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rcpFrame_1 = _mtl_u._MainTex_TexelSize.xy;
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half3 tmpvar_2;
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bool doneP_4;
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bool doneN_5;
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half lumaEndP_6;
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half lumaEndN_7;
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float2 offNP_8;
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float2 posP_9;
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float2 posN_10;
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half gradientN_11;
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float lengthSign_12;
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half3 rgbL_13;
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half lumaS_14;
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half lumaN_15;
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float4 tmpvar_16;
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tmpvar_16.zw = float2(0.0, 0.0);
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tmpvar_16.xy = (_mtl_i.xlv_TEXCOORD0 + (float2(0.0, -1.0) * _mtl_u._MainTex_TexelSize.xy));
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half4 tmpvar_17;
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tmpvar_17 = _MainTex.sample(_mtlsmp__MainTex, (float2)(tmpvar_16.xy), level(0.0));
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float4 tmpvar_18;
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tmpvar_18.zw = float2(0.0, 0.0);
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tmpvar_18.xy = (_mtl_i.xlv_TEXCOORD0 + (float2(-1.0, 0.0) * _mtl_u._MainTex_TexelSize.xy));
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half4 tmpvar_19;
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tmpvar_19 = _MainTex.sample(_mtlsmp__MainTex, (float2)(tmpvar_18.xy), level(0.0));
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half4 tmpvar_20;
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tmpvar_20 = _MainTex.sample(_mtlsmp__MainTex, (float2)(_mtl_i.xlv_TEXCOORD0), level(0.0));
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float4 tmpvar_21;
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tmpvar_21.zw = float2(0.0, 0.0);
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tmpvar_21.xy = (_mtl_i.xlv_TEXCOORD0 + (float2(1.0, 0.0) * _mtl_u._MainTex_TexelSize.xy));
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half4 tmpvar_22;
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tmpvar_22 = _MainTex.sample(_mtlsmp__MainTex, (float2)(tmpvar_21.xy), level(0.0));
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float4 tmpvar_23;
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tmpvar_23.zw = float2(0.0, 0.0);
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tmpvar_23.xy = (_mtl_i.xlv_TEXCOORD0 + (float2(0.0, 1.0) * _mtl_u._MainTex_TexelSize.xy));
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half4 tmpvar_24;
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tmpvar_24 = _MainTex.sample(_mtlsmp__MainTex, (float2)(tmpvar_23.xy), level(0.0));
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half tmpvar_25;
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tmpvar_25 = ((tmpvar_17.y * (half)1.96321) + tmpvar_17.x);
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lumaN_15 = tmpvar_25;
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half tmpvar_26;
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tmpvar_26 = ((tmpvar_19.y * (half)1.96321) + tmpvar_19.x);
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half tmpvar_27;
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tmpvar_27 = ((tmpvar_20.y * (half)1.96321) + tmpvar_20.x);
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half tmpvar_28;
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tmpvar_28 = ((tmpvar_22.y * (half)1.96321) + tmpvar_22.x);
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half tmpvar_29;
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tmpvar_29 = ((tmpvar_24.y * (half)1.96321) + tmpvar_24.x);
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lumaS_14 = tmpvar_29;
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half tmpvar_30;
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tmpvar_30 = max (max (tmpvar_27, tmpvar_25), max (max (tmpvar_26, tmpvar_29), tmpvar_28));
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half tmpvar_31;
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tmpvar_31 = (tmpvar_30 - min (min (tmpvar_27, tmpvar_25), min (
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min (tmpvar_26, tmpvar_29)
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, tmpvar_28)));
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half tmpvar_32;
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tmpvar_32 = max ((half)0.0416667, (tmpvar_30 * (half)0.125));
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if ((tmpvar_31 < tmpvar_32)) {
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tmpvar_2 = tmpvar_20.xyz;
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} else {
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half tmpvar_33;
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tmpvar_33 = min ((half)0.75, (max ((half)0.0,
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((abs((
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(((tmpvar_25 + tmpvar_26) + (tmpvar_28 + tmpvar_29)) * (half)0.25)
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- tmpvar_27)) / tmpvar_31) - (half)0.25)
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) * (half)1.33333));
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float4 tmpvar_34;
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tmpvar_34.zw = float2(0.0, 0.0);
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tmpvar_34.xy = (_mtl_i.xlv_TEXCOORD0 - _mtl_u._MainTex_TexelSize.xy);
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half4 tmpvar_35;
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tmpvar_35 = _MainTex.sample(_mtlsmp__MainTex, (float2)(tmpvar_34.xy), level(0.0));
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float4 tmpvar_36;
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tmpvar_36.zw = float2(0.0, 0.0);
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tmpvar_36.xy = (_mtl_i.xlv_TEXCOORD0 + (float2(1.0, -1.0) * _mtl_u._MainTex_TexelSize.xy));
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half4 tmpvar_37;
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tmpvar_37 = _MainTex.sample(_mtlsmp__MainTex, (float2)(tmpvar_36.xy), level(0.0));
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float4 tmpvar_38;
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tmpvar_38.zw = float2(0.0, 0.0);
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tmpvar_38.xy = (_mtl_i.xlv_TEXCOORD0 + (float2(-1.0, 1.0) * _mtl_u._MainTex_TexelSize.xy));
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half4 tmpvar_39;
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tmpvar_39 = _MainTex.sample(_mtlsmp__MainTex, (float2)(tmpvar_38.xy), level(0.0));
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float4 tmpvar_40;
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tmpvar_40.zw = float2(0.0, 0.0);
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tmpvar_40.xy = (_mtl_i.xlv_TEXCOORD0 + _mtl_u._MainTex_TexelSize.xy);
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half4 tmpvar_41;
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tmpvar_41 = _MainTex.sample(_mtlsmp__MainTex, (float2)(tmpvar_40.xy), level(0.0));
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rgbL_13 = (((tmpvar_17.xyz + tmpvar_19.xyz) + (tmpvar_20.xyz + tmpvar_22.xyz)) + ((tmpvar_24.xyz + tmpvar_35.xyz) + (
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(tmpvar_37.xyz + tmpvar_39.xyz)
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+ tmpvar_41.xyz)));
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rgbL_13 = (rgbL_13 * (half3)float3(0.111111, 0.111111, 0.111111));
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half tmpvar_42;
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tmpvar_42 = ((tmpvar_35.y * (half)1.96321) + tmpvar_35.x);
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half tmpvar_43;
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tmpvar_43 = ((tmpvar_37.y * (half)1.96321) + tmpvar_37.x);
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half tmpvar_44;
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tmpvar_44 = ((tmpvar_39.y * (half)1.96321) + tmpvar_39.x);
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half tmpvar_45;
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tmpvar_45 = ((tmpvar_41.y * (half)1.96321) + tmpvar_41.x);
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bool tmpvar_46;
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tmpvar_46 = (((
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abs(((((half)0.25 * tmpvar_42) + ((half)-0.5 * tmpvar_26)) + ((half)0.25 * tmpvar_44)))
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+
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abs(((((half)0.5 * tmpvar_25) - tmpvar_27) + ((half)0.5 * tmpvar_29)))
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) + abs(
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((((half)0.25 * tmpvar_43) + ((half)-0.5 * tmpvar_28)) + ((half)0.25 * tmpvar_45))
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)) >= ((
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abs(((((half)0.25 * tmpvar_42) + ((half)-0.5 * tmpvar_25)) + ((half)0.25 * tmpvar_43)))
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+
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abs(((((half)0.5 * tmpvar_26) - tmpvar_27) + ((half)0.5 * tmpvar_28)))
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) + abs(
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((((half)0.25 * tmpvar_44) + ((half)-0.5 * tmpvar_29)) + ((half)0.25 * tmpvar_45))
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)));
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float tmpvar_47;
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if (tmpvar_46) {
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tmpvar_47 = -(_mtl_u._MainTex_TexelSize.y);
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} else {
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tmpvar_47 = -(_mtl_u._MainTex_TexelSize.x);
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};
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lengthSign_12 = tmpvar_47;
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if (!(tmpvar_46)) {
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lumaN_15 = tmpvar_26;
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};
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if (!(tmpvar_46)) {
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lumaS_14 = tmpvar_28;
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};
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half tmpvar_48;
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tmpvar_48 = abs((lumaN_15 - tmpvar_27));
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gradientN_11 = tmpvar_48;
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half tmpvar_49;
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tmpvar_49 = abs((lumaS_14 - tmpvar_27));
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lumaN_15 = ((lumaN_15 + tmpvar_27) * (half)0.5);
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lumaS_14 = ((lumaS_14 + tmpvar_27) * (half)0.5);
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bool tmpvar_50;
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tmpvar_50 = (tmpvar_48 >= tmpvar_49);
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if (!(tmpvar_50)) {
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lumaN_15 = lumaS_14;
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};
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if (!(tmpvar_50)) {
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gradientN_11 = tmpvar_49;
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};
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if (!(tmpvar_50)) {
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lengthSign_12 = -(tmpvar_47);
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};
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float tmpvar_51;
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if (tmpvar_46) {
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tmpvar_51 = 0.0;
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} else {
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tmpvar_51 = (lengthSign_12 * 0.5);
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};
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posN_10.x = (_mtl_i.xlv_TEXCOORD0.x + tmpvar_51);
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float tmpvar_52;
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if (tmpvar_46) {
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tmpvar_52 = (lengthSign_12 * 0.5);
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} else {
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tmpvar_52 = 0.0;
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};
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posN_10.y = (_mtl_i.xlv_TEXCOORD0.y + tmpvar_52);
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gradientN_11 = (gradientN_11 * (half)0.25);
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posP_9 = posN_10;
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float2 tmpvar_53;
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if (tmpvar_46) {
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float2 tmpvar_54;
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tmpvar_54.y = 0.0;
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tmpvar_54.x = rcpFrame_1.x;
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tmpvar_53 = tmpvar_54;
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} else {
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float2 tmpvar_55;
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tmpvar_55.x = 0.0;
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tmpvar_55.y = rcpFrame_1.y;
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tmpvar_53 = tmpvar_55;
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};
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offNP_8 = tmpvar_53;
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lumaEndN_7 = lumaN_15;
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lumaEndP_6 = lumaN_15;
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doneN_5 = bool(bool(0));
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doneP_4 = bool(bool(0));
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posN_10 = (posN_10 - tmpvar_53);
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posP_9 = (posP_9 + tmpvar_53);
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for (int i_3 = 0; i_3 < 16; i_3++) {
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if (!(doneN_5)) {
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half4 tmpvar_56;
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tmpvar_56 = _MainTex.sample(_mtlsmp__MainTex, (float2)(posN_10), level(0.0));
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lumaEndN_7 = ((tmpvar_56.y * (half)1.96321) + tmpvar_56.x);
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};
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if (!(doneP_4)) {
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half4 tmpvar_57;
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tmpvar_57 = _MainTex.sample(_mtlsmp__MainTex, (float2)(posP_9), level(0.0));
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lumaEndP_6 = ((tmpvar_57.y * (half)1.96321) + tmpvar_57.x);
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};
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bool tmpvar_58;
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if (doneN_5) {
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tmpvar_58 = bool(bool(1));
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} else {
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tmpvar_58 = (abs((lumaEndN_7 - lumaN_15)) >= gradientN_11);
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};
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doneN_5 = tmpvar_58;
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bool tmpvar_59;
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if (doneP_4) {
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tmpvar_59 = bool(bool(1));
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} else {
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tmpvar_59 = (abs((lumaEndP_6 - lumaN_15)) >= gradientN_11);
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};
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doneP_4 = tmpvar_59;
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if ((tmpvar_58 && tmpvar_59)) {
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break;
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};
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if (!(tmpvar_58)) {
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posN_10 = (posN_10 - offNP_8);
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};
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if (!(tmpvar_59)) {
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posP_9 = (posP_9 + offNP_8);
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};
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};
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float tmpvar_60;
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if (tmpvar_46) {
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tmpvar_60 = (_mtl_i.xlv_TEXCOORD0.x - posN_10.x);
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} else {
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tmpvar_60 = (_mtl_i.xlv_TEXCOORD0.y - posN_10.y);
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};
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float tmpvar_61;
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if (tmpvar_46) {
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tmpvar_61 = (posP_9.x - _mtl_i.xlv_TEXCOORD0.x);
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} else {
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tmpvar_61 = (posP_9.y - _mtl_i.xlv_TEXCOORD0.y);
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};
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bool tmpvar_62;
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tmpvar_62 = (tmpvar_60 < tmpvar_61);
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half tmpvar_63;
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if (tmpvar_62) {
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tmpvar_63 = lumaEndN_7;
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} else {
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tmpvar_63 = lumaEndP_6;
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};
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lumaEndN_7 = tmpvar_63;
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if ((((tmpvar_27 - lumaN_15) < (half)0.0) == ((tmpvar_63 - lumaN_15) < (half)0.0))) {
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lengthSign_12 = 0.0;
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};
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float tmpvar_64;
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tmpvar_64 = (tmpvar_61 + tmpvar_60);
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float tmpvar_65;
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if (tmpvar_62) {
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tmpvar_65 = tmpvar_60;
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} else {
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tmpvar_65 = tmpvar_61;
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};
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float tmpvar_66;
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tmpvar_66 = ((0.5 + (tmpvar_65 *
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(-1.0 / tmpvar_64)
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)) * lengthSign_12);
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float tmpvar_67;
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if (tmpvar_46) {
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tmpvar_67 = 0.0;
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} else {
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tmpvar_67 = tmpvar_66;
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};
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float tmpvar_68;
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if (tmpvar_46) {
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tmpvar_68 = tmpvar_66;
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} else {
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tmpvar_68 = 0.0;
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};
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float2 tmpvar_69;
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tmpvar_69.x = (_mtl_i.xlv_TEXCOORD0.x + tmpvar_67);
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tmpvar_69.y = (_mtl_i.xlv_TEXCOORD0.y + tmpvar_68);
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half4 tmpvar_70;
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tmpvar_70 = _MainTex.sample(_mtlsmp__MainTex, (float2)(tmpvar_69), level(0.0));
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half3 tmpvar_71;
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tmpvar_71.x = -(tmpvar_33);
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tmpvar_71.y = -(tmpvar_33);
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tmpvar_71.z = -(tmpvar_33);
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tmpvar_2 = ((tmpvar_71 * tmpvar_70.xyz) + ((rgbL_13 * half3(tmpvar_33)) + tmpvar_70.xyz));
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};
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half4 tmpvar_72;
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tmpvar_72.w = half(0.0);
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tmpvar_72.xyz = tmpvar_2;
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_mtl_o._fragData = tmpvar_72;
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return _mtl_o;
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}
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// stats: 191 alu 12 tex 26 flow
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// inputs: 1
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// #0: xlv_TEXCOORD0 (high float) 2x1 [-1]
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// uniforms: 1 (total size: 16)
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// #0: _MainTex_TexelSize (high float) 4x1 [-1] loc 0
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// textures: 1
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// #0: _MainTex (low 2d) 0x0 [-1] loc 0
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