mirror of
https://github.com/scratchfoundation/bgfx.git
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577 lines
14 KiB
Text
577 lines
14 KiB
Text
#extension GL_ARB_shader_texture_lod : enable
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varying vec2 xlv_TEXCOORD0;
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uniform vec4 _MainTex_TexelSize;
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uniform sampler2D _MainTex;
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vec4 xll_tex2Dlod (
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in sampler2D s_1,
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in vec4 coord_2
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)
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{
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vec4 tmpvar_3;
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tmpvar_3 = texture2DLod (s_1, coord_2.xy, coord_2.w);
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return tmpvar_3;
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}
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vec4 FxaaTexOff (
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in sampler2D tex_4,
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in vec2 pos_5,
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in vec2 off_6,
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in vec2 rcpFrame_7
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)
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{
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vec4 tmpvar_8;
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tmpvar_8.zw = vec2(0.0, 0.0);
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tmpvar_8.xy = (pos_5.xy + (off_6 * rcpFrame_7)).xy;
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vec4 tmpvar_9;
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tmpvar_9 = xll_tex2Dlod (tex_4, tmpvar_8);
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return tmpvar_9;
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}
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vec4 FxaaTexLod0 (
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in sampler2D tex_10,
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in vec2 pos_11
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)
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{
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vec4 tmpvar_12;
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tmpvar_12.zw = vec2(0.0, 0.0);
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tmpvar_12.xy = pos_11.xy.xy;
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vec4 tmpvar_13;
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tmpvar_13 = xll_tex2Dlod (tex_10, tmpvar_12);
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return tmpvar_13;
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}
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float FxaaLuma (
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in vec3 rgb_14
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)
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{
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return ((rgb_14.y * (0.587 / 0.299)) + rgb_14.x);
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}
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vec3 FxaaLerp3 (
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in vec3 a_15,
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in vec3 b_16,
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in float amountOfA_17
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)
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{
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vec3 tmpvar_18;
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tmpvar_18.x = -(amountOfA_17);
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tmpvar_18.y = -(amountOfA_17);
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tmpvar_18.z = -(amountOfA_17);
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vec3 tmpvar_19;
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tmpvar_19.x = amountOfA_17;
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tmpvar_19.y = amountOfA_17;
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tmpvar_19.z = amountOfA_17;
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return ((tmpvar_18 * b_16) + ((a_15 * tmpvar_19) + b_16));
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}
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vec3 FxaaFilterReturn (
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in vec3 rgb_20
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)
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{
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return rgb_20;
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}
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vec3 FxaaPixelShader (
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in vec2 pos_21,
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in sampler2D tex_22,
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in vec2 rcpFrame_23
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)
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{
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vec3 rgbF_24;
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float subPixelOffset_25;
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float spanLength_26;
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bool directionN_27;
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float dstP_28;
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float dstN_29;
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int i_30;
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bool doneP_31;
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bool doneN_32;
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float lumaEndP_33;
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float lumaEndN_34;
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vec2 offNP_35;
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vec2 posP_36;
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vec2 posN_37;
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bool pairN_38;
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float gradientS_39;
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float gradientN_40;
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float lengthSign_41;
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bool horzSpan_42;
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float edgeHorz_43;
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float edgeVert_44;
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float lumaSE_45;
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float lumaSW_46;
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float lumaNE_47;
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float lumaNW_48;
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vec3 rgbSE_49;
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vec3 rgbSW_50;
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vec3 rgbNE_51;
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vec3 rgbNW_52;
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float blendL_53;
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float rangeL_54;
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float lumaL_55;
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vec3 rgbL_56;
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float range_57;
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float rangeMax_58;
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float rangeMin_59;
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float lumaS_60;
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float lumaE_61;
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float lumaM_62;
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float lumaW_63;
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float lumaN_64;
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vec3 rgbS_65;
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vec3 rgbE_66;
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vec3 rgbM_67;
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vec3 rgbW_68;
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vec3 rgbN_69;
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vec4 tmpvar_70;
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tmpvar_70 = FxaaTexOff (tex_22, pos_21.xy, vec2(0.0, -1.0), rcpFrame_23);
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vec3 tmpvar_71;
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tmpvar_71 = tmpvar_70.xyz;
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rgbN_69 = tmpvar_71;
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vec4 tmpvar_72;
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tmpvar_72 = FxaaTexOff (tex_22, pos_21.xy, vec2(-1.0, 0.0), rcpFrame_23);
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vec3 tmpvar_73;
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tmpvar_73 = tmpvar_72.xyz;
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rgbW_68 = tmpvar_73;
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vec4 tmpvar_74;
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tmpvar_74 = FxaaTexOff (tex_22, pos_21.xy, vec2(0.0, 0.0), rcpFrame_23);
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vec3 tmpvar_75;
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tmpvar_75 = tmpvar_74.xyz;
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rgbM_67 = tmpvar_75;
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vec4 tmpvar_76;
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tmpvar_76 = FxaaTexOff (tex_22, pos_21.xy, vec2(1.0, 0.0), rcpFrame_23);
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vec3 tmpvar_77;
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tmpvar_77 = tmpvar_76.xyz;
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rgbE_66 = tmpvar_77;
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vec4 tmpvar_78;
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tmpvar_78 = FxaaTexOff (tex_22, pos_21.xy, vec2(0.0, 1.0), rcpFrame_23);
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vec3 tmpvar_79;
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tmpvar_79 = tmpvar_78.xyz;
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rgbS_65 = tmpvar_79;
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float tmpvar_80;
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tmpvar_80 = FxaaLuma (rgbN_69);
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float tmpvar_81;
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tmpvar_81 = tmpvar_80;
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lumaN_64 = tmpvar_81;
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float tmpvar_82;
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tmpvar_82 = FxaaLuma (rgbW_68);
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float tmpvar_83;
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tmpvar_83 = tmpvar_82;
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lumaW_63 = tmpvar_83;
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float tmpvar_84;
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tmpvar_84 = FxaaLuma (rgbM_67);
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float tmpvar_85;
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tmpvar_85 = tmpvar_84;
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lumaM_62 = tmpvar_85;
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float tmpvar_86;
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tmpvar_86 = FxaaLuma (rgbE_66);
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float tmpvar_87;
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tmpvar_87 = tmpvar_86;
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lumaE_61 = tmpvar_87;
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float tmpvar_88;
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tmpvar_88 = FxaaLuma (rgbS_65);
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float tmpvar_89;
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tmpvar_89 = tmpvar_88;
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lumaS_60 = tmpvar_89;
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float tmpvar_90;
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tmpvar_90 = min (lumaN_64, lumaW_63);
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float tmpvar_91;
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tmpvar_91 = min (lumaS_60, lumaE_61);
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float tmpvar_92;
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tmpvar_92 = min (tmpvar_90, tmpvar_91);
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float tmpvar_93;
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tmpvar_93 = min (lumaM_62, tmpvar_92);
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float tmpvar_94;
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tmpvar_94 = tmpvar_93;
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rangeMin_59 = tmpvar_94;
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float tmpvar_95;
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tmpvar_95 = max (lumaN_64, lumaW_63);
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float tmpvar_96;
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tmpvar_96 = max (lumaS_60, lumaE_61);
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float tmpvar_97;
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tmpvar_97 = max (tmpvar_95, tmpvar_96);
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float tmpvar_98;
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tmpvar_98 = max (lumaM_62, tmpvar_97);
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float tmpvar_99;
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tmpvar_99 = tmpvar_98;
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rangeMax_58 = tmpvar_99;
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float tmpvar_100;
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tmpvar_100 = (rangeMax_58 - rangeMin_59);
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range_57 = tmpvar_100;
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float tmpvar_101;
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tmpvar_101 = max (0.0416667, (rangeMax_58 * (1.0 / 8.0)));
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if ((range_57 < tmpvar_101)) {
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vec3 tmpvar_102;
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tmpvar_102 = FxaaFilterReturn (rgbM_67);
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return tmpvar_102;
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};
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vec3 tmpvar_103;
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tmpvar_103 = ((((rgbN_69 + rgbW_68) + rgbM_67) + rgbE_66) + rgbS_65);
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rgbL_56 = tmpvar_103;
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float tmpvar_104;
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tmpvar_104 = ((((lumaN_64 + lumaW_63) + lumaE_61) + lumaS_60) * 0.25);
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lumaL_55 = tmpvar_104;
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float tmpvar_105;
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tmpvar_105 = abs ((lumaL_55 - lumaM_62));
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float tmpvar_106;
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tmpvar_106 = tmpvar_105;
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rangeL_54 = tmpvar_106;
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float tmpvar_107;
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tmpvar_107 = max (0.0, ((rangeL_54 / range_57) - (1.0 / 4.0)));
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float tmpvar_108;
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tmpvar_108 = (tmpvar_107 * (1.0 / (1.0 - (1.0 / 4.0))));
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blendL_53 = tmpvar_108;
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float tmpvar_109;
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tmpvar_109 = min (0.75, blendL_53);
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float tmpvar_110;
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tmpvar_110 = tmpvar_109;
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blendL_53 = tmpvar_110;
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vec4 tmpvar_111;
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tmpvar_111 = FxaaTexOff (tex_22, pos_21.xy, vec2(-1.0, -1.0), rcpFrame_23);
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vec3 tmpvar_112;
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tmpvar_112 = tmpvar_111.xyz;
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rgbNW_52 = tmpvar_112;
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vec4 tmpvar_113;
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tmpvar_113 = FxaaTexOff (tex_22, pos_21.xy, vec2(1.0, -1.0), rcpFrame_23);
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vec3 tmpvar_114;
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tmpvar_114 = tmpvar_113.xyz;
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rgbNE_51 = tmpvar_114;
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vec4 tmpvar_115;
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tmpvar_115 = FxaaTexOff (tex_22, pos_21.xy, vec2(-1.0, 1.0), rcpFrame_23);
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vec3 tmpvar_116;
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tmpvar_116 = tmpvar_115.xyz;
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rgbSW_50 = tmpvar_116;
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vec4 tmpvar_117;
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tmpvar_117 = FxaaTexOff (tex_22, pos_21.xy, vec2(1.0, 1.0), rcpFrame_23);
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vec3 tmpvar_118;
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tmpvar_118 = tmpvar_117.xyz;
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rgbSE_49 = tmpvar_118;
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vec3 tmpvar_119;
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tmpvar_119 = (rgbL_56 + (((rgbNW_52 + rgbNE_51) + rgbSW_50) + rgbSE_49));
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rgbL_56 = tmpvar_119;
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vec3 tmpvar_120;
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tmpvar_120 = (rgbL_56 * vec3(0.111111, 0.111111, 0.111111));
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rgbL_56 = tmpvar_120;
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float tmpvar_121;
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tmpvar_121 = FxaaLuma (rgbNW_52);
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float tmpvar_122;
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tmpvar_122 = tmpvar_121;
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lumaNW_48 = tmpvar_122;
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float tmpvar_123;
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tmpvar_123 = FxaaLuma (rgbNE_51);
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float tmpvar_124;
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tmpvar_124 = tmpvar_123;
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lumaNE_47 = tmpvar_124;
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float tmpvar_125;
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tmpvar_125 = FxaaLuma (rgbSW_50);
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float tmpvar_126;
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tmpvar_126 = tmpvar_125;
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lumaSW_46 = tmpvar_126;
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float tmpvar_127;
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tmpvar_127 = FxaaLuma (rgbSE_49);
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float tmpvar_128;
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tmpvar_128 = tmpvar_127;
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lumaSE_45 = tmpvar_128;
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float tmpvar_129;
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tmpvar_129 = abs ((((0.25 * lumaNW_48) + (-(0.5) * lumaN_64)) + (0.25 * lumaNE_47)));
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float tmpvar_130;
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tmpvar_130 = abs ((((0.5 * lumaW_63) + (-(1.0) * lumaM_62)) + (0.5 * lumaE_61)));
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float tmpvar_131;
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tmpvar_131 = abs ((((0.25 * lumaSW_46) + (-(0.5) * lumaS_60)) + (0.25 * lumaSE_45)));
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float tmpvar_132;
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tmpvar_132 = ((tmpvar_129 + tmpvar_130) + tmpvar_131);
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edgeVert_44 = tmpvar_132;
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float tmpvar_133;
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tmpvar_133 = abs ((((0.25 * lumaNW_48) + (-(0.5) * lumaW_63)) + (0.25 * lumaSW_46)));
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float tmpvar_134;
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tmpvar_134 = abs ((((0.5 * lumaN_64) + (-(1.0) * lumaM_62)) + (0.5 * lumaS_60)));
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float tmpvar_135;
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tmpvar_135 = abs ((((0.25 * lumaNE_47) + (-(0.5) * lumaE_61)) + (0.25 * lumaSE_45)));
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float tmpvar_136;
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tmpvar_136 = ((tmpvar_133 + tmpvar_134) + tmpvar_135);
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edgeHorz_43 = tmpvar_136;
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bool tmpvar_137;
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tmpvar_137 = (edgeHorz_43 >= edgeVert_44);
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horzSpan_42 = tmpvar_137;
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float tmpvar_138;
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if (horzSpan_42) {
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tmpvar_138 = -(rcpFrame_23.y);
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} else {
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tmpvar_138 = -(rcpFrame_23.x);
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};
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float tmpvar_139;
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tmpvar_139 = tmpvar_138;
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lengthSign_41 = tmpvar_139;
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if (!(horzSpan_42)) {
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float tmpvar_140;
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tmpvar_140 = lumaW_63;
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lumaN_64 = tmpvar_140;
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};
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if (!(horzSpan_42)) {
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float tmpvar_141;
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tmpvar_141 = lumaE_61;
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lumaS_60 = tmpvar_141;
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};
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float tmpvar_142;
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tmpvar_142 = abs ((lumaN_64 - lumaM_62));
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float tmpvar_143;
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tmpvar_143 = tmpvar_142;
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gradientN_40 = tmpvar_143;
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float tmpvar_144;
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tmpvar_144 = abs ((lumaS_60 - lumaM_62));
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float tmpvar_145;
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tmpvar_145 = tmpvar_144;
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gradientS_39 = tmpvar_145;
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float tmpvar_146;
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tmpvar_146 = ((lumaN_64 + lumaM_62) * 0.5);
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lumaN_64 = tmpvar_146;
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float tmpvar_147;
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tmpvar_147 = ((lumaS_60 + lumaM_62) * 0.5);
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lumaS_60 = tmpvar_147;
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bool tmpvar_148;
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tmpvar_148 = (gradientN_40 >= gradientS_39);
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pairN_38 = tmpvar_148;
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if (!(pairN_38)) {
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float tmpvar_149;
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tmpvar_149 = lumaS_60;
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lumaN_64 = tmpvar_149;
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};
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if (!(pairN_38)) {
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float tmpvar_150;
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tmpvar_150 = gradientS_39;
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gradientN_40 = tmpvar_150;
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};
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if (!(pairN_38)) {
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float tmpvar_151;
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tmpvar_151 = (lengthSign_41 * -(1.0));
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lengthSign_41 = tmpvar_151;
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};
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float tmpvar_152;
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if (horzSpan_42) {
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tmpvar_152 = 0.0;
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} else {
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tmpvar_152 = (lengthSign_41 * 0.5);
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};
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float tmpvar_153;
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tmpvar_153 = (pos_21.x + tmpvar_152);
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posN_37.x = tmpvar_153;
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float tmpvar_154;
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if (horzSpan_42) {
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tmpvar_154 = (lengthSign_41 * 0.5);
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} else {
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tmpvar_154 = 0.0;
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};
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float tmpvar_155;
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tmpvar_155 = (pos_21.y + tmpvar_154);
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posN_37.y = vec2(tmpvar_155).y;
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float tmpvar_156;
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tmpvar_156 = (gradientN_40 * (1.0 / 4.0));
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gradientN_40 = tmpvar_156;
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vec2 tmpvar_157;
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tmpvar_157 = posN_37;
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posP_36 = tmpvar_157;
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vec2 tmpvar_158;
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if (horzSpan_42) {
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vec2 tmpvar_159;
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tmpvar_159.y = 0.0;
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tmpvar_159.x = rcpFrame_23.x;
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tmpvar_158 = tmpvar_159;
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} else {
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vec2 tmpvar_160;
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tmpvar_160.x = 0.0;
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tmpvar_160.y = rcpFrame_23.y;
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tmpvar_158 = tmpvar_160;
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};
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vec2 tmpvar_161;
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tmpvar_161 = tmpvar_158;
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offNP_35 = tmpvar_161;
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float tmpvar_162;
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tmpvar_162 = lumaN_64;
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lumaEndN_34 = tmpvar_162;
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float tmpvar_163;
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tmpvar_163 = lumaN_64;
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lumaEndP_33 = tmpvar_163;
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bool tmpvar_164;
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tmpvar_164 = bool(0);
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doneN_32 = tmpvar_164;
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bool tmpvar_165;
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tmpvar_165 = bool(0);
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doneP_31 = tmpvar_165;
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vec2 tmpvar_166;
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tmpvar_166 = (posN_37 + (offNP_35 * vec2(-1.0, -1.0)));
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posN_37 = tmpvar_166;
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vec2 tmpvar_167;
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tmpvar_167 = (posP_36 + (offNP_35 * vec2(1.0, 1.0)));
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posP_36 = tmpvar_167;
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int tmpvar_168;
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tmpvar_168 = 0;
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i_30 = tmpvar_168;
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while (true) {
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if (!((i_30 < 16))) {
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break;
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};
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if (!(doneN_32)) {
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vec4 tmpvar_169;
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tmpvar_169 = FxaaTexLod0 (tex_22, posN_37.xy);
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float tmpvar_170;
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tmpvar_170 = FxaaLuma (tmpvar_169.xyz);
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float tmpvar_171;
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tmpvar_171 = tmpvar_170;
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lumaEndN_34 = tmpvar_171;
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};
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if (!(doneP_31)) {
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vec4 tmpvar_172;
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tmpvar_172 = FxaaTexLod0 (tex_22, posP_36.xy);
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float tmpvar_173;
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tmpvar_173 = FxaaLuma (tmpvar_172.xyz);
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float tmpvar_174;
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tmpvar_174 = tmpvar_173;
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lumaEndP_33 = tmpvar_174;
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};
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bool tmpvar_175;
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if (doneN_32) {
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tmpvar_175 = bool(1);
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} else {
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float tmpvar_176;
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tmpvar_176 = abs ((lumaEndN_34 - lumaN_64));
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tmpvar_175 = (tmpvar_176 >= gradientN_40);
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};
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bool tmpvar_177;
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tmpvar_177 = tmpvar_175;
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doneN_32 = tmpvar_177;
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bool tmpvar_178;
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if (doneP_31) {
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tmpvar_178 = bool(1);
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} else {
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float tmpvar_179;
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tmpvar_179 = abs ((lumaEndP_33 - lumaN_64));
|
|
tmpvar_178 = (tmpvar_179 >= gradientN_40);
|
|
};
|
|
bool tmpvar_180;
|
|
tmpvar_180 = tmpvar_178;
|
|
doneP_31 = tmpvar_180;
|
|
if ((doneN_32 && doneP_31)) {
|
|
break;
|
|
};
|
|
if (!(doneN_32)) {
|
|
vec2 tmpvar_181;
|
|
tmpvar_181 = (posN_37 - offNP_35);
|
|
posN_37 = tmpvar_181;
|
|
};
|
|
if (!(doneP_31)) {
|
|
vec2 tmpvar_182;
|
|
tmpvar_182 = (posP_36 + offNP_35);
|
|
posP_36 = tmpvar_182;
|
|
};
|
|
int _post_incdec_tmp_183;
|
|
_post_incdec_tmp_183 = i_30;
|
|
int tmpvar_184;
|
|
tmpvar_184 = (i_30 + 1);
|
|
i_30 = tmpvar_184;
|
|
};
|
|
float tmpvar_185;
|
|
if (horzSpan_42) {
|
|
tmpvar_185 = (pos_21.x - posN_37.x);
|
|
} else {
|
|
tmpvar_185 = (pos_21.y - posN_37.y);
|
|
};
|
|
float tmpvar_186;
|
|
tmpvar_186 = tmpvar_185;
|
|
dstN_29 = tmpvar_186;
|
|
float tmpvar_187;
|
|
if (horzSpan_42) {
|
|
tmpvar_187 = (posP_36.x - pos_21.x);
|
|
} else {
|
|
tmpvar_187 = (posP_36.y - pos_21.y);
|
|
};
|
|
float tmpvar_188;
|
|
tmpvar_188 = tmpvar_187;
|
|
dstP_28 = tmpvar_188;
|
|
bool tmpvar_189;
|
|
tmpvar_189 = (dstN_29 < dstP_28);
|
|
directionN_27 = tmpvar_189;
|
|
float tmpvar_190;
|
|
if (directionN_27) {
|
|
tmpvar_190 = lumaEndN_34;
|
|
} else {
|
|
tmpvar_190 = lumaEndP_33;
|
|
};
|
|
float tmpvar_191;
|
|
tmpvar_191 = tmpvar_190;
|
|
lumaEndN_34 = tmpvar_191;
|
|
if ((((lumaM_62 - lumaN_64) < 0.0) == ((lumaEndN_34 - lumaN_64) < 0.0))) {
|
|
float tmpvar_192;
|
|
tmpvar_192 = 0.0;
|
|
lengthSign_41 = tmpvar_192;
|
|
};
|
|
float tmpvar_193;
|
|
tmpvar_193 = (dstP_28 + dstN_29);
|
|
spanLength_26 = tmpvar_193;
|
|
float tmpvar_194;
|
|
if (directionN_27) {
|
|
tmpvar_194 = dstN_29;
|
|
} else {
|
|
tmpvar_194 = dstP_28;
|
|
};
|
|
float tmpvar_195;
|
|
tmpvar_195 = tmpvar_194;
|
|
dstN_29 = tmpvar_195;
|
|
float tmpvar_196;
|
|
tmpvar_196 = ((0.5 + (dstN_29 * (-(1.0) / spanLength_26))) * lengthSign_41);
|
|
subPixelOffset_25 = tmpvar_196;
|
|
float tmpvar_197;
|
|
if (horzSpan_42) {
|
|
tmpvar_197 = 0.0;
|
|
} else {
|
|
tmpvar_197 = subPixelOffset_25;
|
|
};
|
|
float tmpvar_198;
|
|
if (horzSpan_42) {
|
|
tmpvar_198 = subPixelOffset_25;
|
|
} else {
|
|
tmpvar_198 = 0.0;
|
|
};
|
|
vec2 tmpvar_199;
|
|
tmpvar_199.x = (pos_21.x + tmpvar_197);
|
|
tmpvar_199.y = (pos_21.y + tmpvar_198);
|
|
vec4 tmpvar_200;
|
|
tmpvar_200 = FxaaTexLod0 (tex_22, tmpvar_199);
|
|
vec3 tmpvar_201;
|
|
tmpvar_201 = tmpvar_200.xyz;
|
|
rgbF_24 = tmpvar_201;
|
|
vec3 tmpvar_202;
|
|
tmpvar_202 = FxaaLerp3 (rgbL_56, rgbF_24, blendL_53);
|
|
vec3 tmpvar_203;
|
|
tmpvar_203 = FxaaFilterReturn (tmpvar_202);
|
|
return tmpvar_203;
|
|
}
|
|
|
|
vec4 xlat_main (
|
|
in vec2 uv_204
|
|
)
|
|
{
|
|
vec3 tmpvar_205;
|
|
tmpvar_205 = FxaaPixelShader (uv_204.xy, _MainTex, _MainTex_TexelSize.xy);
|
|
vec4 tmpvar_206;
|
|
tmpvar_206.w = 0.0;
|
|
tmpvar_206.xyz = tmpvar_205.xyz.xyz;
|
|
return tmpvar_206;
|
|
}
|
|
|
|
void main ()
|
|
{
|
|
vec4 xl_retval_207;
|
|
vec2 tmpvar_208;
|
|
tmpvar_208 = xlv_TEXCOORD0.xy;
|
|
vec4 tmpvar_209;
|
|
tmpvar_209 = xlat_main (tmpvar_208);
|
|
vec4 tmpvar_210;
|
|
tmpvar_210 = tmpvar_209;
|
|
xl_retval_207 = tmpvar_210;
|
|
vec4 tmpvar_211;
|
|
tmpvar_211 = xl_retval_207.xyzw;
|
|
vec4 tmpvar_212;
|
|
tmpvar_212 = tmpvar_211;
|
|
gl_FragData[0] = tmpvar_212;
|
|
}
|
|
|