#include "/lib/common.glsl"

noperspective in vec2 texCoord;

flat in vec3 upVec, sunVec;

//Pipeline Constants//
const bool colortex0MipmapEnabled = true;

//Common Variables//
float farMinusNear = far - near;
vec2 view = vec2(viewWidth, viewHeight);

float vlFactor = 0.0;

//Common Functions//
float GetLinearDepth(float depth) {
    return (2.0 * near) / (far + near - depth * farMinusNear);
}

//Includes//
#include "/lib/util/spaceConversion.glsl"
#include "/lib/util/dither.glsl"
#include "/lib/colors/skyColors.glsl"
#include "/lib/misc/darkOutline.glsl"


//Program//
void main() {
    vec3 color = texelFetch(colortex0, texelCoord, 0).rgb;
    float z0 = texelFetch(depthtex0, texelCoord, 0).r;

    vec4 screenPos = vec4(texCoord, z0, 1.0);
    vec4 viewPos = gbufferProjectionInverse * (screenPos * 2.0 - 1.0);
    viewPos /= viewPos.w;
    float lViewPos = length(viewPos);
    vec3 nViewPos = normalize(viewPos.xyz);
    vec3 playerPos = ViewToPlayer(viewPos.xyz);

    float dither = texture2D(noisetex, texCoord * vec2(viewWidth, viewHeight) / 128.0).b;

    float skyFade = 0.0;
    vec3 waterRefColor = vec3(0.0);
    vec3 auroraBorealis = vec3(0.0);
    vec3 nightNebula = vec3(0.0);

    

    if (z0 < 1.0) {
        vec3 texture6 = texelFetch(colortex6, texelCoord, 0).rgb;
        float ssao = 1.0;
        bool entityOrHand = z0 < 0.56;
        int materialMaskInt = int(texture6.g * 255.1);
        float intenseFresnel = 0.0;
        float smoothnessD = texture6.r;
        vec3 reflectColor = vec3(1.0);
       
        color.rgb *= 1.0;
        waterRefColor = color;

    } else { // Sky
        skyFade = 1.0;
    }

    float cloudLinearDepth = 1.0;
    vec4 clouds = vec4(0.0);

    if (clouds.a < 0.5) DoDarkOutline(color, skyFade, z0, dither);

    /*DRAWBUFFERS:054*/
    gl_FragData[0] = vec4(color, 1.0);
    gl_FragData[1] = vec4(waterRefColor, 1.0 - skyFade);
    gl_FragData[2] = vec4(cloudLinearDepth, 0.0, 0.0, 1.0);
}