Backups/Bliss-Shader
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INTERNAL REWORK. testers are needed.

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Xonk
2023-10-07 22:18:20 -04:00
parent 4d8a5105ed
commit a2fc114c4f
236 changed files with 5437 additions and 10283 deletions
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251
shaders/dimensions/all_translucent.fsh
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@ -4,6 +4,16 @@
varying vec4 lmtexcoord;
varying vec4 color;
#ifdef OVERWORLD_SHADER
const bool shadowHardwareFiltering = true;
uniform sampler2DShadow shadow;
uniform float lightSign;
flat varying vec3 WsunVec;
flat varying vec3 averageSkyCol_Clouds;
flat varying vec4 lightCol;
#endif
const bool colortex4MipmapEnabled = true;
uniform sampler2D noisetex;
@ -17,14 +27,15 @@ uniform sampler2D normals;
varying vec4 tangent;
varying vec4 normalMat;
varying vec3 binormal;
varying vec3 flatnormal;
varying vec3 viewVector;
uniform vec3 sunVec;
uniform float near;
uniform float far;
// uniform float far;
uniform float sunElevation;
uniform int isEyeInWater;
@ -37,7 +48,6 @@ uniform float frameTimeCounter;
uniform vec2 texelSize;
uniform int framemod8;
flat varying vec3 WsunVec;
uniform mat4 gbufferPreviousModelView;
uniform vec3 previousCameraPosition;
@ -57,10 +67,17 @@ uniform vec3 nsunColor;
#include "/lib/waterBump.glsl"
#include "/lib/clouds.glsl"
#include "/lib/stars.glsl"
#include "/lib/volumetricClouds.glsl"
#define OVERWORLD
#include "/lib/diffuse_lighting.glsl"
#ifdef OVERWORLD_SHADER
flat varying float Flashing;
#include "/lib/lightning_stuff.glsl"
#include "/lib/volumetricClouds.glsl"
#else
uniform sampler2D colortex4;
uniform float nightVision;
#endif
#include "/lib/diffuse_lighting.glsl"
float blueNoise(){
return fract(texelFetch2D(noisetex, ivec2(gl_FragCoord.xy)%512, 0).a + 1.0/1.6180339887 * frameCounter);
@ -134,9 +151,9 @@ vec2 tapLocation(int sampleNumber,int nb, float nbRot,float jitter,float distort
}
vec3 viewToWorld(vec3 viewPosition) {
vec3 viewToWorld(vec3 viewPos) {
vec4 pos;
pos.xyz = viewPosition;
pos.xyz = viewPos;
pos.w = 0.0;
pos = gbufferModelViewInverse * pos;
return pos.xyz;
@ -173,7 +190,7 @@ float ld(float dist) {
return (2.0 * near) / (far + near - dist * (far - near));
}
vec3 rayTrace(vec3 dir,vec3 position,float dither, float fresnel, bool inwater){
vec3 rayTrace(vec3 dir, vec3 position,float dither, float fresnel, bool inwater){
float quality = mix(15,SSR_STEPS,fresnel);
vec3 clipPosition = toClipSpace3(position);
@ -187,29 +204,30 @@ vec3 rayTrace(vec3 dir,vec3 position,float dither, float fresnel, bool inwater){
float mult = min(min(maxLengths.x,maxLengths.y),maxLengths.z);
vec3 stepv = direction * mult / quality;
vec3 stepv = direction * mult / quality * vec3(RENDER_SCALE,1.0);
vec3 spos = clipPosition+ stepv*dither;
vec3 spos = clipPosition*vec3(RENDER_SCALE,1.0) + stepv*dither;
float minZ = clipPosition.z;
float maxZ = spos.z+stepv.z*0.5;
spos.xy += offsets[framemod8]*texelSize*0.5;
spos.xy += offsets[framemod8]*texelSize*0.5/RENDER_SCALE;
float dist = 1.0 + clamp(position.z*position.z/50.0,0,2); // shrink sample size as distance increases
for (int i = 0; i <= int(quality); i++) {
#ifdef USE_QUARTER_RES_DEPTH
// decode depth buffer
float sp = sqrt(texelFetch2D(colortex4,ivec2(spos.xy/texelSize/4),0).w/65000.0);
sp = invLinZ(sp);
if(sp <= max(maxZ,minZ) && sp >= min(maxZ,minZ)) return vec3(spos.xy,sp);
// decode depth buffer
// float sp = sqrt(texelFetch2D(colortex4,ivec2(spos.xy/texelSize/4),0).w/65000.0);
#ifdef HAND
vec2 testthing = spos.xy*texelSize; // fix for ssr on hand
#else
float sp = texelFetch2D(depthtex1,ivec2(spos.xy/texelSize),0).r;
if(sp <= max(maxZ,minZ) && sp >= min(maxZ,minZ)) return vec3(spos.xy,sp);
vec2 testthing = spos.xy/texelSize/4.0;
#endif
float sp = sqrt((texelFetch2D(colortex4,ivec2(testthing),0).a+0.1)/65000.0);
sp = invLinZ(sp);
if(sp <= max(maxZ,minZ) && sp >= min(maxZ,minZ)) return vec3(spos.xy/RENDER_SCALE,sp);
spos += stepv;
//small bias
@ -255,12 +273,17 @@ vec3 GGX (vec3 n, vec3 v, vec3 l, float r, vec3 F0) {
/* RENDERTARGETS:2,7,11,14 */
void main() {
if (gl_FragCoord.x * texelSize.x < 1.0 && gl_FragCoord.y * texelSize.y < 1.0 ) {
vec2 tempOffset = offsets[framemod8];
vec3 fragpos = toScreenSpace(gl_FragCoord.xyz*vec3(texelSize,1.0)-vec3(vec2(tempOffset)*texelSize*0.5,0.0));
vec3 viewPos = toScreenSpace(gl_FragCoord.xyz*vec3(texelSize/RENDER_SCALE,1.0)-vec3(vec2(tempOffset)*texelSize*0.5,0.0));
vec3 feetPlayerPos = mat3(gbufferModelViewInverse) * viewPos + gbufferModelViewInverse[3].xyz;
////////////////////////////////
//////////////////////////////// ALBEDO
////////////////////////////////
gl_FragData[0] = texture2D(texture, lmtexcoord.xy, Texture_MipMap_Bias) * color;
vec3 Albedo = toLinear(gl_FragData[0].rgb);
float UnchangedAlpha = gl_FragData[0].a;
float iswater = normalMat.w;
@ -282,20 +305,21 @@ if (gl_FragCoord.x * texelSize.x < 1.0 && gl_FragCoord.y * texelSize.y < 1.0 )
#endif
vec4 COLORTEST = vec4(Albedo,UnchangedAlpha);
vec4 COLORTEST = vec4(Albedo, UnchangedAlpha);
vec3 p3 = mat3(gbufferModelViewInverse) * fragpos + gbufferModelViewInverse[3].xyz;
////////////////////////////////
//////////////////////////////// NORMAL
////////////////////////////////
vec3 normal = normalMat.xyz;
vec2 TangentNormal = vec2(0); // for refractions
vec3 tangent2 = normalize(cross(tangent.rgb,normal)*tangent.w);
mat3 tbnMatrix = mat3(tangent.x, tangent2.x, normal.x,
tangent.y, tangent2.y, normal.y,
tangent.z, tangent2.z, normal.z);
/// ------ NORMALS ------ ///
tangent.y, tangent2.y, normal.y,
tangent.z, tangent2.z, normal.z);
vec4 NormalTex = texture2D(normals, lmtexcoord.xy, Texture_MipMap_Bias).rgba;
NormalTex.xy = NormalTex.xy*2.0-1.0;
@ -304,30 +328,108 @@ if (gl_FragCoord.x * texelSize.x < 1.0 && gl_FragCoord.y * texelSize.y < 1.0 )
normal = applyBump(tbnMatrix, NormalTex.xyz, 1.0);
if (iswater > 0.95){
float bumpmult = 1.0;
vec3 bump = vec3(0);
vec3 posxz = p3+cameraPosition;
#ifndef HAND
if (iswater > 0.95){
float bumpmult = 1.0;
vec3 bump = vec3(0);
vec3 posxz = feetPlayerPos+cameraPosition;
posxz.xz -= posxz.y;
posxz.xyz = getParallaxDisplacement(posxz,iswater,bumpmult,normalize(tbnMatrix*fragpos)) ;
posxz.xz -= posxz.y;
posxz.xyz = getParallaxDisplacement(posxz,iswater,bumpmult,normalize(tbnMatrix*viewPos)) ;
bump = normalize(getWaveHeight(posxz.xz,iswater));
TangentNormal = bump.xy*0.5+0.5; // tangent space normals for refraction
bump = normalize(getWaveHeight(posxz.xz,iswater));
bump = bump * vec3(bumpmult, bumpmult, bumpmult) + vec3(0.0f, 0.0f, 1.0f - bumpmult);
normal = normalize(bump * tbnMatrix);
}
TangentNormal = bump.xy*0.5+0.5; // tangent space normals for refraction
bump = bump * vec3(bumpmult, bumpmult, bumpmult) + vec3(0.0f, 0.0f, 1.0f - bumpmult);
normal = normalize(bump * tbnMatrix);
}
#endif
gl_FragData[2] = vec4(encodeVec2(TangentNormal), encodeVec2(COLORTEST.rg), encodeVec2(COLORTEST.ba), UnchangedAlpha);
vec3 WS_normal = viewToWorld(normal);
////////////////////////////////
//////////////////////////////// DIFFUSE LIGHTING
////////////////////////////////
vec2 lightmaps2 = lmtexcoord.zw;
vec2 lightmap = lmtexcoord.zw;
#ifndef OVERWORLD_SHADER
lightmap.y = 1.0;
#endif
vec3 Indirect_lighting = vec3(0.0);
vec3 Direct_lighting = vec3(0.0);
#ifdef OVERWORLD_SHADER
float NdotL = clamp(dot(normal, normalize(WsunVec*mat3(gbufferModelViewInverse))),0.0,1.0); NdotL = clamp((-15 + NdotL*255.0) / 240.0 ,0.0,1.0);
float Shadows = 0.0;
bool inShadowmapBounds = false;
vec3 feetPlayerPos_shadow = mat3(gbufferModelViewInverse) * viewPos + gbufferModelViewInverse[3].xyz;
vec3 projectedShadowPosition = mat3(shadowModelView) * feetPlayerPos_shadow + shadowModelView[3].xyz;
projectedShadowPosition = diagonal3(shadowProjection) * projectedShadowPosition + shadowProjection[3].xyz;
//apply distortion
float distortFactor = calcDistort(projectedShadowPosition.xy);
projectedShadowPosition.xy *= distortFactor;
bool ShadowBounds = false;
if(shadowDistanceRenderMul > 0.0) ShadowBounds = length(feetPlayerPos_shadow) < max(shadowDistance - 20,0.0);
if(shadowDistanceRenderMul < 0.0) ShadowBounds = abs(projectedShadowPosition.x) < 1.0-1.5/shadowMapResolution && abs(projectedShadowPosition.y) < 1.0-1.5/shadowMapResolution && abs(projectedShadowPosition.z) < 6.0;
// sample shadows only if on shadow map
if(ShadowBounds){
if (NdotL > 0.0){
Shadows = 0.0;
projectedShadowPosition = projectedShadowPosition * vec3(0.5,0.5,0.5/6.0) + vec3(0.5);
#ifndef HAND
#ifdef BASIC_SHADOW_FILTER
const float threshMul = max(2048.0/shadowMapResolution*shadowDistance/128.0,0.95);
float distortThresh = (sqrt(1.0-NdotL*NdotL)/NdotL+0.7)/distortFactor;
float diffthresh = distortThresh/6000.0*threshMul;
float rdMul = 4.0/shadowMapResolution;
float noise = blueNoise();
int SampleCount = 7;
for(int i = 0; i < SampleCount; i++){
vec2 offsetS = tapLocation(i,SampleCount,1.618,noise,0.0);
float weight = 1.0+(i+noise)*rdMul/9.0*shadowMapResolution;
float isShadow = shadow2D(shadow, projectedShadowPosition + vec3(rdMul*offsetS, -diffthresh*weight)).x / SampleCount;
Shadows += isShadow;
}
#else
Shadows = shadow2D(shadow, projectedShadowPosition - vec3(0.0,0.0,0.0001)).x;
#endif
#else
Shadows = shadow2D(shadow, projectedShadowPosition - vec3(0.0,0.0,0.0005)).x;
#endif
}
inShadowmapBounds = true;
}
// if(!inShadowmapBounds && !iswater) Shadows = min(max(lightmap.y-0.8, 0.0) * 25,1.0);
if(!inShadowmapBounds) Shadows = 1.0;
Shadows *= GetCloudShadow(feetPlayerPos);
Direct_lighting = (lightCol.rgb/80.0) * NdotL * Shadows;
vec3 ambientcoefs = WS_normal / dot(abs(WS_normal), vec3(1));
float SkylightDir = ambientcoefs.y*1.5;
float skylight = max(pow(viewToWorld(flatnormal).y*0.5+0.5,0.1) + SkylightDir, 0.25);
// float skylight = max(pow(viewToWorld(flatnormal).y*0.5+0.5,0.1) + viewToWorld(normal).y, 0.25) * 1.35;
Indirect_lighting = DoAmbientLighting(averageSkyCol_Clouds, vec3(TORCH_R,TORCH_G,TORCH_B), lightmap.xy, skylight);
#endif
#ifdef NETHER_SHADER
WS_normal.xz = -WS_normal.xz;
@ -342,25 +444,31 @@ if (gl_FragCoord.x * texelSize.x < 1.0 && gl_FragCoord.y * texelSize.y < 1.0 )
AmbientLightColor += up + down;
// do all ambient lighting stuff
Indirect_lighting = DoAmbientLighting_Nether(AmbientLightColor, vec3(TORCH_R,TORCH_G,TORCH_B), lightmaps2.x, vec3(0.0), vec3(0.0), vec3(0.0));
Indirect_lighting = DoAmbientLighting_Nether(AmbientLightColor, vec3(TORCH_R,TORCH_G,TORCH_B), lightmap.x, vec3(0.0), vec3(0.0), vec3(0.0));
#endif
#ifdef END_SHADER
// do all ambient lighting stuff
Indirect_lighting = DoAmbientLighting_End(gl_Fog.color.rgb, vec3(TORCH_R,TORCH_G,TORCH_B), lightmaps2.x, normal, p3 );
Indirect_lighting = DoAmbientLighting_End(gl_Fog.color.rgb, vec3(TORCH_R,TORCH_G,TORCH_B), lightmap.x, normal, feetPlayerPos );
#endif
vec3 FinalColor = Indirect_lighting * Albedo;
vec3 FinalColor = (Indirect_lighting + Direct_lighting) * Albedo;
#ifdef Glass_Tint
float alphashit = min(pow(gl_FragData[0].a,2.0),1.0);
FinalColor *= alphashit;
FinalColor *= min(pow(gl_FragData[0].a,2.0),1.0);
#endif
////////////////////////////////
//////////////////////////////// SPECULAR
////////////////////////////////
#ifdef DAMAGE_BLOCK_EFFECT
#undef WATER_REFLECTIONS
#endif
#ifdef WATER_REFLECTIONS
vec2 SpecularTex = texture2D(specular, lmtexcoord.xy, Texture_MipMap_Bias).rg;
SpecularTex = (iswater > 0.0 && iswater < 0.9) && SpecularTex.r > 0.0 && SpecularTex.g < 0.9 ? SpecularTex : vec2(1.0,0.1);
SpecularTex = (iswater > 0.0 && iswater < 0.9) && SpecularTex.r > 0.0 && SpecularTex.g < 0.9 ? SpecularTex : vec2(1.0,0.02);
float roughness = max(pow(1.0-SpecularTex.r,2.0),0.05);
float f0 = SpecularTex.g;
@ -369,28 +477,41 @@ if (gl_FragCoord.x * texelSize.x < 1.0 && gl_FragCoord.y * texelSize.y < 1.0 )
vec3 Reflections_Final = vec3(0.0);
vec4 Reflections = vec4(0.0);
vec3 SkyReflection = vec3(0.0);
vec3 SunReflection = vec3(0.0);
float indoors = clamp((lightmap.y-0.6)*5.0, 0.0,1.0);
vec3 reflectedVector = reflect(normalize(fragpos), normal);
float normalDotEye = dot(normal, normalize(fragpos));
float fresnel = pow(clamp(1.0 + normalDotEye,0.0,1.0), 5.0);
vec3 reflectedVector = reflect(normalize(viewPos), normal);
float normalDotEye = dot(normal, normalize(viewPos));
float fresnel = pow(clamp(1.0 + dot(normal, normalize(viewPos)), 0.0, 1.0),5.0);
// float fresnel = exp(clamp(0.0 - dot(normal, normalize(viewPos)), 0.0, 1.0) * -5);
// snells window looking thing
if(isEyeInWater == 1 ) fresnel = pow(clamp(1.66 + normalDotEye,0.0,1.0), 25.0);
fresnel = mix(f0, 1.0, fresnel);
vec3 wrefl = mat3(gbufferModelViewInverse)*reflectedVector;
// SSR, Sky, and Sun reflections
#ifdef WATER_BACKGROUND_SPECULAR
SkyReflection = skyCloudsFromTexLOD2(wrefl, colortex4, 0).rgb / 30.0;
if(isEyeInWater == 1) SkyReflection = vec3(0.0);
// Sun, Sky, and screen-space reflections
#ifdef OVERWORLD_SHADER
#ifdef WATER_SUN_SPECULAR
SunReflection = Direct_lighting * GGX(normal, -normalize(viewPos), WsunVec*mat3(gbufferModelViewInverse), roughness, vec3(f0));
#endif
#ifdef WATER_BACKGROUND_SPECULAR
SkyReflection = skyCloudsFromTex(mat3(gbufferModelViewInverse) * reflectedVector, colortex4).rgb / 30.0;
if(isEyeInWater == 1) SkyReflection = vec3(0.0);
#endif
#else
#ifdef WATER_BACKGROUND_SPECULAR
SkyReflection = skyCloudsFromTexLOD2(mat3(gbufferModelViewInverse) * reflectedVector, colortex4, 0).rgb / 30.0;
if(isEyeInWater == 1) SkyReflection = vec3(0.0);
#endif
#endif
#ifdef SCREENSPACE_REFLECTIONS
if(iswater > 0.0){
vec3 rtPos = rayTrace(reflectedVector,fragpos.xyz, interleaved_gradientNoise(), fresnel, isEyeInWater == 1);
vec3 rtPos = rayTrace(reflectedVector, viewPos.xyz, interleaved_gradientNoise(), fresnel, isEyeInWater == 1);
if (rtPos.z < 1.){
vec3 previousPosition = mat3(gbufferModelViewInverse) * toScreenSpace(rtPos) + gbufferModelViewInverse[3].xyz + cameraPosition-previousCameraPosition;
previousPosition = mat3(gbufferPreviousModelView) * previousPosition + gbufferPreviousModelView[3].xyz;
@ -405,8 +526,10 @@ if (gl_FragCoord.x * texelSize.x < 1.0 && gl_FragCoord.y * texelSize.y < 1.0 )
float visibilityFactor = clamp(exp2((pow(roughness,3.0) / f0) * -4),0,1);
Reflections_Final = mix(SkyReflection, Reflections.rgb, Reflections.a);
Reflections_Final = mix(FinalColor, Reflections_Final, fresnel * visibilityFactor);
Reflections_Final = mix(SkyReflection*indoors, Reflections.rgb, Reflections.a);
Reflections_Final = mix(FinalColor, Reflections_Final, fresnel);
Reflections_Final += SunReflection;
gl_FragData[0].rgb = Reflections_Final;
@ -423,7 +546,7 @@ if (gl_FragCoord.x * texelSize.x < 1.0 && gl_FragCoord.y * texelSize.y < 1.0 )
#endif
#ifndef HAND
gl_FragData[1] = vec4(Albedo,iswater);
gl_FragData[1] = vec4(Albedo, iswater);
#endif
gl_FragData[3].a = max(lmtexcoord.w*blueNoise()*0.05 + lmtexcoord.w,0.0);