mirror of
https://github.com/scratchfoundation/bgfx.git
synced 2024-11-25 09:08:22 -05:00
277 lines
6 KiB
Text
277 lines
6 KiB
Text
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struct appdata_full {
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vec4 vertex;
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vec4 tangent;
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vec3 normal;
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vec4 texcoord;
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vec4 texcoord1;
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vec4 color;
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};
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struct v2f {
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vec4 pos;
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vec2 uv;
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vec3 color;
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vec3 backContrib;
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vec3 nl;
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vec3 nh;
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};
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attribute vec4 TANGENT;
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uniform vec4 unity_Scale;
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uniform vec3 _WorldSpaceCameraPos;
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uniform mat4 _World2Object;
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uniform float _TranslucencyViewDependency;
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uniform vec3 _TerrainTreeLightDirections[4];
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float xll_saturate (
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in float x
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)
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{
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float tmpvar_1;
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tmpvar_1 = clamp (x, 0.0, 1.0);
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return tmpvar_1;
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}
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vec3 ObjSpaceViewDir (
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in vec4 v
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)
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{
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vec3 objSpaceCameraPos;
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vec4 tmpvar_1;
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tmpvar_1.w = 1.0;
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tmpvar_1.xyz = _WorldSpaceCameraPos.xyz.xyz;
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vec3 tmpvar_2;
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tmpvar_2 = ((_World2Object * tmpvar_1).xyz * unity_Scale.w);
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objSpaceCameraPos = tmpvar_2;
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return (objSpaceCameraPos - v.xyz);
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}
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void ExpandBillboard (
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in mat4 mat,
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inout vec4 pos,
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inout vec3 normal,
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inout vec4 tangent
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)
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{
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vec3 tanb;
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vec3 norb;
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float isBillboard;
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float tmpvar_1;
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tmpvar_1 = abs (tangent.w);
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float tmpvar_2;
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tmpvar_2 = (1.0 - tmpvar_1);
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isBillboard = tmpvar_2;
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vec4 tmpvar_3;
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tmpvar_3.w = 0.0;
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tmpvar_3.xyz = normal.xyz;
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vec4 tmpvar_4;
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tmpvar_4 = normalize ((tmpvar_3 * mat));
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vec3 tmpvar_5;
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tmpvar_5 = tmpvar_4.xyz;
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vec3 tmpvar_6;
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tmpvar_6 = tmpvar_5;
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norb = tmpvar_6;
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vec4 tmpvar_7;
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tmpvar_7.w = 0.0;
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tmpvar_7.xyz = tangent.xyz.xyz;
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vec4 tmpvar_8;
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tmpvar_8 = normalize ((tmpvar_7 * mat));
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vec3 tmpvar_9;
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tmpvar_9 = tmpvar_8.xyz;
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vec3 tmpvar_10;
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tmpvar_10 = tmpvar_9;
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tanb = tmpvar_10;
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vec4 tmpvar_11;
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tmpvar_11.zw = vec2(0.0, 0.0);
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tmpvar_11.xy = normal.xy.xy;
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vec4 tmpvar_12;
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tmpvar_12 = (pos + ((tmpvar_11 * mat) * isBillboard));
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pos = tmpvar_12;
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vec3 tmpvar_13;
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tmpvar_13 = vec3(isBillboard);
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vec3 tmpvar_14;
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tmpvar_14 = mix (normal, norb, tmpvar_13);
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vec3 tmpvar_15;
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tmpvar_15 = tmpvar_14;
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normal = tmpvar_15;
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vec4 tmpvar_16;
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tmpvar_16.w = -1.0;
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tmpvar_16.xyz = tanb.xyz;
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vec4 tmpvar_17;
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tmpvar_17 = vec4(isBillboard);
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vec4 tmpvar_18;
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tmpvar_18 = mix (tangent, tmpvar_16, tmpvar_17);
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vec4 tmpvar_19;
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tmpvar_19 = tmpvar_18;
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tangent = tmpvar_19;
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}
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v2f vert (
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in appdata_full v
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)
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{
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float nh;
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vec3 h;
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float backContrib;
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float nl;
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vec3 lightDir;
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int j;
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vec3 viewDir;
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v2f o;
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int tmpvar_1;
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tmpvar_1 = 0;
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j = tmpvar_1;
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ExpandBillboard (gl_ModelViewMatrixInverseTranspose, v.vertex, v.normal, v.tangent);
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vec4 tmpvar_2;
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tmpvar_2 = (gl_ModelViewProjectionMatrix * v.vertex);
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o.pos = tmpvar_2;
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vec2 tmpvar_3;
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tmpvar_3 = v.texcoord.xy;
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o.uv = tmpvar_3;
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vec3 tmpvar_4;
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tmpvar_4 = ObjSpaceViewDir (v.vertex);
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vec3 tmpvar_5;
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tmpvar_5 = normalize (tmpvar_4);
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vec3 tmpvar_6;
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tmpvar_6 = tmpvar_5;
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viewDir = tmpvar_6;
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while (true) {
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if (!((j < 3))) {
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break;
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};
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vec3 tmpvar_7;
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tmpvar_7 = _TerrainTreeLightDirections[j];
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lightDir = tmpvar_7;
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float tmpvar_8;
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tmpvar_8 = dot (v.normal, lightDir);
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float tmpvar_9;
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tmpvar_9 = tmpvar_8;
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nl = tmpvar_9;
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float tmpvar_10;
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tmpvar_10 = dot (viewDir, -(lightDir));
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float tmpvar_11;
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tmpvar_11 = xll_saturate (tmpvar_10);
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float tmpvar_12;
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tmpvar_12 = tmpvar_11;
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backContrib = tmpvar_12;
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float tmpvar_13;
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tmpvar_13 = xll_saturate (-(nl));
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float tmpvar_14;
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tmpvar_14 = mix (tmpvar_13, backContrib, _TranslucencyViewDependency);
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float tmpvar_15;
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tmpvar_15 = tmpvar_14;
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backContrib = tmpvar_15;
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float tmpvar_16;
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tmpvar_16 = (backContrib * 2.0);
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o.backContrib[j] = tmpvar_16;
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float tmpvar_17;
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tmpvar_17 = max (0.0, ((nl * 0.6) + 0.4));
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float tmpvar_18;
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tmpvar_18 = tmpvar_17;
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nl = tmpvar_18;
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float tmpvar_19;
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tmpvar_19 = nl;
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o.nl[j] = tmpvar_19;
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vec3 tmpvar_20;
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tmpvar_20 = normalize ((lightDir + viewDir));
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vec3 tmpvar_21;
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tmpvar_21 = tmpvar_20;
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h = tmpvar_21;
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float tmpvar_22;
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tmpvar_22 = dot (v.normal, h);
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float tmpvar_23;
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tmpvar_23 = max (0.0, tmpvar_22);
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float tmpvar_24;
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tmpvar_24 = tmpvar_23;
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nh = tmpvar_24;
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float tmpvar_25;
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tmpvar_25 = nh;
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o.nh[j] = tmpvar_25;
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int _post_incdec_tmp;
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_post_incdec_tmp = j;
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int tmpvar_26;
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tmpvar_26 = (j + 1);
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j = tmpvar_26;
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};
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vec3 tmpvar_27;
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tmpvar_27 = vec3(v.color.w);
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vec3 tmpvar_28;
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tmpvar_28 = tmpvar_27;
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o.color = tmpvar_28;
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return o;
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}
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void main ()
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{
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appdata_full xlt_v;
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v2f xl_retval;
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vec4 tmpvar_1;
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tmpvar_1 = gl_Vertex.xyzw;
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vec4 tmpvar_2;
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tmpvar_2 = tmpvar_1;
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xlt_v.vertex = tmpvar_2;
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vec4 tmpvar_3;
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tmpvar_3 = TANGENT.xyzw;
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vec4 tmpvar_4;
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tmpvar_4 = tmpvar_3;
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xlt_v.tangent = tmpvar_4;
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vec3 tmpvar_5;
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tmpvar_5 = gl_Normal.xyz;
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vec3 tmpvar_6;
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tmpvar_6 = tmpvar_5;
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xlt_v.normal = tmpvar_6;
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vec4 tmpvar_7;
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tmpvar_7 = gl_MultiTexCoord0.xyzw;
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vec4 tmpvar_8;
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tmpvar_8 = tmpvar_7;
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xlt_v.texcoord = tmpvar_8;
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vec4 tmpvar_9;
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tmpvar_9 = gl_MultiTexCoord1.xyzw;
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vec4 tmpvar_10;
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tmpvar_10 = tmpvar_9;
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xlt_v.texcoord1 = tmpvar_10;
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vec4 tmpvar_11;
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tmpvar_11 = gl_Color.xyzw;
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vec4 tmpvar_12;
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tmpvar_12 = tmpvar_11;
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xlt_v.color = tmpvar_12;
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v2f tmpvar_13;
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tmpvar_13 = vert (xlt_v);
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v2f tmpvar_14;
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tmpvar_14 = tmpvar_13;
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xl_retval = tmpvar_14;
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vec4 tmpvar_15;
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tmpvar_15 = xl_retval.pos.xyzw;
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vec4 tmpvar_16;
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tmpvar_16 = tmpvar_15;
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gl_Position = tmpvar_16;
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vec4 tmpvar_17;
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tmpvar_17.zw = vec2(0.0, 0.0);
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tmpvar_17.xy = xl_retval.uv.xy;
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vec4 tmpvar_18;
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tmpvar_18 = tmpvar_17;
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gl_TexCoord[0] = tmpvar_18;
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vec4 tmpvar_19;
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tmpvar_19.w = 0.0;
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tmpvar_19.xyz = xl_retval.color.xyz;
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vec4 tmpvar_20;
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tmpvar_20 = tmpvar_19;
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gl_TexCoord[1] = tmpvar_20;
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vec4 tmpvar_21;
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tmpvar_21.w = 0.0;
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tmpvar_21.xyz = xl_retval.backContrib.xyz;
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vec4 tmpvar_22;
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tmpvar_22 = tmpvar_21;
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gl_TexCoord[2] = tmpvar_22;
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vec4 tmpvar_23;
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tmpvar_23.w = 0.0;
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tmpvar_23.xyz = xl_retval.nl.xyz;
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vec4 tmpvar_24;
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tmpvar_24 = tmpvar_23;
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gl_TexCoord[3] = tmpvar_24;
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vec4 tmpvar_25;
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tmpvar_25.w = 0.0;
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tmpvar_25.xyz = xl_retval.nh.xyz;
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vec4 tmpvar_26;
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tmpvar_26 = tmpvar_25;
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gl_TexCoord[4] = tmpvar_26;
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}
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