bgfx/3rdparty/glsl-optimizer/tests/fragment/z-prepasslight-out.txt

uniform sampler2D _CameraDepthTexture;
uniform sampler2D _CameraNormalsTexture;
uniform mat4 _CameraToWorld;
uniform vec4 _LightColor;
uniform mat4 _LightMatrix0;
uniform vec4 _LightPos;
uniform vec4 _LightPositionRange;
uniform vec4 _LightShadowData;
uniform samplerCube _LightTexture0;
uniform sampler2D _LightTextureB0;
uniform vec4 _ProjectionParams;
uniform samplerCube _ShadowMapTexture;
uniform vec3 _WorldSpaceCameraPos;
uniform vec4 _ZBufferParams;
uniform vec4 unity_LightmapFade;
varying vec4 xlv_TEXCOORD0;
varying vec3 xlv_TEXCOORD1;
void main ()
{
  vec4 res_1;
  float atten_2;
  vec3 lightDir_3;
  vec3 normal_4;
  vec2 tmpvar_5;
  tmpvar_5 = (xlv_TEXCOORD0.xy / xlv_TEXCOORD0.w);
  vec4 tmpvar_6;
  tmpvar_6 = texture2D (_CameraNormalsTexture, tmpvar_5);
  normal_4 = normalize(((tmpvar_6.xyz * 2.0) - 1.0));
  vec4 tmpvar_7;
  tmpvar_7.w = 1.0;
  tmpvar_7.xyz = ((xlv_TEXCOORD1 * (_ProjectionParams.z / xlv_TEXCOORD1.z)) * (1.0/((
    (_ZBufferParams.x * texture2D (_CameraDepthTexture, tmpvar_5).x)
   + _ZBufferParams.y))));
  vec3 tmpvar_8;
  tmpvar_8 = (_CameraToWorld * tmpvar_7).xyz;
  vec3 tmpvar_9;
  tmpvar_9 = (tmpvar_8 - _LightPos.xyz);
  lightDir_3 = -(normalize(tmpvar_9));
  atten_2 = texture2D (_LightTextureB0, vec2((dot (tmpvar_9, tmpvar_9) * _LightPos.w))).w;
  vec4 shadowVals_10;
  shadowVals_10.x = dot (textureCube (_ShadowMapTexture, (tmpvar_9 + vec3(0.0078125, 0.0078125, 0.0078125))), vec4(1.0, 0.00392157, 1.53787e-05, 6.22737e-09));
  shadowVals_10.y = dot (textureCube (_ShadowMapTexture, (tmpvar_9 + vec3(-0.0078125, -0.0078125, 0.0078125))), vec4(1.0, 0.00392157, 1.53787e-05, 6.22737e-09));
  shadowVals_10.z = dot (textureCube (_ShadowMapTexture, (tmpvar_9 + vec3(-0.0078125, 0.0078125, -0.0078125))), vec4(1.0, 0.00392157, 1.53787e-05, 6.22737e-09));
  shadowVals_10.w = dot (textureCube (_ShadowMapTexture, (tmpvar_9 + vec3(0.0078125, -0.0078125, -0.0078125))), vec4(1.0, 0.00392157, 1.53787e-05, 6.22737e-09));
  bvec4 tmpvar_11;
  tmpvar_11 = lessThan (shadowVals_10, vec4(((
    sqrt(dot (tmpvar_9, tmpvar_9))
   * _LightPositionRange.w) * 0.97)));
  vec4 tmpvar_12;
  tmpvar_12 = _LightShadowData.xxxx;
  float tmpvar_13;
  if (tmpvar_11.x) {
    tmpvar_13 = tmpvar_12.x;
  } else {
    tmpvar_13 = 1.0;
  };
  float tmpvar_14;
  if (tmpvar_11.y) {
    tmpvar_14 = tmpvar_12.y;
  } else {
    tmpvar_14 = 1.0;
  };
  float tmpvar_15;
  if (tmpvar_11.z) {
    tmpvar_15 = tmpvar_12.z;
  } else {
    tmpvar_15 = 1.0;
  };
  float tmpvar_16;
  if (tmpvar_11.w) {
    tmpvar_16 = tmpvar_12.w;
  } else {
    tmpvar_16 = 1.0;
  };
  vec4 tmpvar_17;
  tmpvar_17.x = tmpvar_13;
  tmpvar_17.y = tmpvar_14;
  tmpvar_17.z = tmpvar_15;
  tmpvar_17.w = tmpvar_16;
  vec4 tmpvar_18;
  tmpvar_18.w = 1.0;
  tmpvar_18.xyz = tmpvar_8;
  float tmpvar_19;
  tmpvar_19 = ((atten_2 * dot (tmpvar_17, vec4(0.25, 0.25, 0.25, 0.25))) * textureCube (_LightTexture0, (_LightMatrix0 * tmpvar_18).xyz).w);
  atten_2 = tmpvar_19;
  res_1.xyz = (_LightColor.xyz * (max (0.0, 
    dot (lightDir_3, normal_4)
  ) * tmpvar_19));
  res_1.w = ((pow (
    max (0.0, dot (normalize((lightDir_3 - 
      normalize((tmpvar_8 - _WorldSpaceCameraPos))
    )), normal_4))
  , 
    (tmpvar_6.w * 128.0)
  ) * clamp (tmpvar_19, 0.0, 1.0)) * dot (_LightColor.xyz, vec3(0.22, 0.707, 0.071)));
  vec4 tmpvar_20;
  tmpvar_20 = (res_1 * clamp ((1.0 - 
    ((tmpvar_7.z * unity_LightmapFade.z) + unity_LightmapFade.w)
  ), 0.0, 1.0));
  res_1 = tmpvar_20;
  gl_FragData[0] = exp2(-(tmpvar_20));
}


// inputs: 2, stats: 62 alu 8 tex 4 flow