mirror of
https://github.com/scratchfoundation/bgfx.git
synced 2024-11-25 17:18:12 -05:00
212 lines
4.3 KiB
Text
212 lines
4.3 KiB
Text
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_surf {
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vec4 pos;
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float fog;
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vec2 hip_pack0;
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vec4 hip_screen;
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};
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varying vec4 xlv_FOG;
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attribute vec4 TANGENT;
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uniform mat4 _TerrainEngineBendTree;
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uniform vec4 _SquashPlaneNormal;
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uniform float _SquashAmount;
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uniform vec4 _Scale;
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uniform vec4 _ProjectionParams;
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uniform vec4 _MainTex_ST;
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vec4 Squash (
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in vec4 pos
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)
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{
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vec3 planeNormal;
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vec3 planePoint;
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vec3 projectedVertex;
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vec3 tmpvar_1;
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tmpvar_1 = pos.xyz;
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projectedVertex = tmpvar_1;
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vec3 tmpvar_2;
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tmpvar_2.xz = vec2(0.0, 0.0);
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tmpvar_2.y = _SquashPlaneNormal.w;
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vec3 tmpvar_3;
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tmpvar_3 = tmpvar_2;
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planePoint = tmpvar_3;
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vec3 tmpvar_4;
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tmpvar_4 = _SquashPlaneNormal.xyz;
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planeNormal = tmpvar_4;
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vec3 tmpvar_5;
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tmpvar_5 = pos.xyz;
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float tmpvar_6;
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tmpvar_6 = dot (planeNormal, (planePoint - tmpvar_5));
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vec3 tmpvar_7;
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tmpvar_7 = (projectedVertex + (tmpvar_6 * planeNormal));
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projectedVertex = tmpvar_7;
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vec3 tmpvar_8;
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tmpvar_8 = vec3(_SquashAmount);
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vec3 tmpvar_9;
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tmpvar_9 = mix (projectedVertex, pos.xyz, tmpvar_8);
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vec4 tmpvar_10;
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tmpvar_10.w = 1.0;
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tmpvar_10.xyz = tmpvar_9.xyz;
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vec4 tmpvar_11;
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tmpvar_11 = tmpvar_10;
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pos = tmpvar_11;
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return pos;
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}
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void TerrainAnimateTree (
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inout vec4 pos,
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in float alpha
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)
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{
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vec3 bent;
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vec3 tmpvar_1;
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tmpvar_1 = (pos.xyz * _Scale.xyz);
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pos.xyz = tmpvar_1.xyz.xyz;
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vec4 tmpvar_2;
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tmpvar_2.w = 0.0;
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tmpvar_2.xyz = pos.xyz.xyz;
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vec3 tmpvar_3;
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tmpvar_3 = (_TerrainEngineBendTree * tmpvar_2).xyz;
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bent = tmpvar_3;
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vec3 tmpvar_4;
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tmpvar_4 = vec3(alpha);
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vec3 tmpvar_5;
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tmpvar_5 = mix (pos.xyz, bent, tmpvar_4);
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vec3 tmpvar_6;
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tmpvar_6 = tmpvar_5;
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pos.xyz = tmpvar_6.xyz.xyz;
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vec4 tmpvar_7;
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tmpvar_7 = Squash (pos);
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vec4 tmpvar_8;
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tmpvar_8 = tmpvar_7;
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pos = tmpvar_8;
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}
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void treevertex (
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inout appdata_full v
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)
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{
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TerrainAnimateTree (v.vertex, v.color.w);
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}
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void PositionFog (
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in vec4 v,
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out vec4 pos,
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out float fog
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)
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{
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vec4 tmpvar_1;
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tmpvar_1 = (gl_ModelViewProjectionMatrix * v);
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pos = tmpvar_1;
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float tmpvar_2;
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tmpvar_2 = pos.z;
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fog = tmpvar_2;
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}
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vec4 ComputeScreenPos (
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in vec4 pos
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)
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{
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vec4 o;
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vec4 tmpvar_1;
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tmpvar_1 = (pos * 0.5);
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o = tmpvar_1;
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vec2 tmpvar_2;
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tmpvar_2.x = o.x;
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tmpvar_2.y = (o.y * _ProjectionParams.x);
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vec2 tmpvar_3;
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tmpvar_3 = (tmpvar_2 + o.w);
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o.xy = tmpvar_3.xy.xy;
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vec2 tmpvar_4;
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tmpvar_4 = pos.zw;
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o.zw = tmpvar_4.xxxy.zw;
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return o;
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}
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v2f_surf vert_surf (
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in appdata_full v
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)
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{
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v2f_surf o;
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treevertex (v);
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PositionFog (v.vertex, o.pos, o.fog);
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vec2 tmpvar_1;
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tmpvar_1 = ((v.texcoord.xy * _MainTex_ST.xy) + _MainTex_ST.zw);
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o.hip_pack0 = tmpvar_1.xy.xy;
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vec4 tmpvar_2;
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tmpvar_2 = ComputeScreenPos (o.pos);
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vec4 tmpvar_3;
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tmpvar_3 = tmpvar_2;
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o.hip_screen = tmpvar_3;
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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_surf 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_surf tmpvar_13;
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tmpvar_13 = vert_surf (xlt_v);
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v2f_surf 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.yzw = vec3(0.0, 0.0, 0.0);
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tmpvar_17.x = xl_retval.fog;
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vec4 tmpvar_18;
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tmpvar_18 = tmpvar_17;
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xlv_FOG = tmpvar_18;
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vec4 tmpvar_19;
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tmpvar_19.zw = vec2(0.0, 0.0);
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tmpvar_19.xy = xl_retval.hip_pack0.xy;
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vec4 tmpvar_20;
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tmpvar_20 = tmpvar_19;
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gl_TexCoord[0] = tmpvar_20;
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vec4 tmpvar_21;
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tmpvar_21 = xl_retval.hip_screen.xyzw;
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vec4 tmpvar_22;
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tmpvar_22 = tmpvar_21;
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gl_TexCoord[1] = tmpvar_22;
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}
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