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make cloud movement based on world ticks. tiny end tweaks.

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Xonk
2023-06-18 19:10:13 -04:00
parent 404fd9e99e
commit 36e6720d8e
7 changed files with 68 additions and 56 deletions
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96
shaders/lib/end_fog.glsl
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@ -82,10 +82,21 @@ vec3 LightSourcePosition(vec3 WorldPos, vec3 CameraPos){
Origin.y -= 200;
} else {
Origin = WorldPos - CameraPos - ManualLightPos;
float nosie = (densityAtPosFog(Origin / 30 + sin(frameTimeCounter/5)*100)-0.15) * 15 ;
Origin.xz += vec2( sin(nosie),-cos(nosie) )*50;
Origin.y -= sin(nosie)*100;
Origin = WorldPos - CameraPos ;
#ifdef THE_ORB
if(ManualLightPos == 0.0){
#endif
float nosie = (densityAtPosFog(Origin / 30 + sin(frameTimeCounter/5)*100)-0.15) * 15 ;
Origin.xz += vec2( sin(nosie),-cos(nosie) )*50;
Origin.y -= sin(nosie)*100;
#ifdef THE_ORB
} else {
Origin -= ManualLightPos;
}
#endif
float cellSize = 100.0;
vec3 cellPos = CameraPos - vec3(0,10,0) ;
@ -102,26 +113,29 @@ vec3 LightSourcePosition(vec3 WorldPos, vec3 CameraPos){
///////////////// COLOR
vec3 LightSourceColor(float SwirlBounds){
vec3 Color = vec3(0.0);
vec3 Color = vec3(0.5, 0.5, 1.0);
if( SwirlBounds < 1.0) {
#ifndef THE_ORB
if( SwirlBounds < 1.0) {
// Color = vec3(0.5, 0.5, 1.0);
} else {
Color = vec3(0.5, 0.5, 1.0);
// #ifdef THE_ORB
// Color = vec3(ORB_R, ORB_G, ORB_B) * ORB_ColMult;
// #endif
} else {
// Color *= blackbody2(RandomPosition.y*4000 + 1000);
float Timing = dot(RandomPosition, vec3(1.0/3.0));
float Flash = max(sin(frameTimeCounter) * cos(Timing) ,0.0);
Color *= Flash;
}
#else
Color = vec3(ORB_R, ORB_G, ORB_B) * ORB_ColMult;
#endif
// Color *= blackbody2(RandomPosition.y*4000 + 1000);
float Timing = dot(RandomPosition, vec3(1.0/3.0));
float Flash = max(sin(frameTimeCounter) * cos(Timing) ,0.0);
Color *= Flash;
}
return Color;
}
@ -137,31 +151,30 @@ vec3 LightSourceShape(vec3 WorldPos){
float SwirlBounds = clamp(sqrt(length(Origin) / 200.0 - 1.0) ,0.0,1.0);
if( SwirlBounds < 1.0) {
// vec3 Origin = WorldPos;
Origin.y -= 200;
vec3 Origin2 = Origin;
Origin2.y += 100 ;
Origin2.y *= 0.8;
Origin2.y = (Origin2.y + 100.0) * 0.8;
float Center = length(Origin);
float AltCenter = length(Origin2);
//////// STAGE 1
// when the ender dragon is alive, restrict the fog in this shape
// the max of a sphere is another smaller sphere. this creates a hollow sphere.
Shapes.r = max(1.0 - AltCenter / 75.0, max(AltCenter / 150.0 - 1.0, 0.0));
// donut to make the hurricane shape
float radius = 200.0;
float thickness = 50.0 * radius;
Shapes.r = (thickness - clamp(pow(sqrt(pow(Origin2.x,2) + pow(Origin2.z,2)) - radius,2) + pow(Origin2.y*0.75,2.0) - radius,0,thickness)) / thickness ;
float thickness = 25.0 * radius;
Shapes.r = (thickness - clamp( pow( length( vec2(length(Origin2.xz) - radius, Origin2.y*0.75) ),2.0) - radius, 0.0, thickness) ) / thickness;
Shapes.r = max(Shapes.r, max(1.0 - AltCenter / 75.0, 0.0));
Shapes.r = max(Shapes.r, max(1.0 - AltCenter / 75.0, 0.0));
radius = 50.0;
thickness = 5.0 * radius;
Shapes.b = (thickness - clamp(pow(sqrt(pow(Origin2.x,2) + pow(Origin2.y,2)) - radius,2) + pow(Origin2.z*0.75,2.0) - radius,0,thickness)) / thickness ;
// debug donut
// radius = 50.0;
// thickness = 5.0 * radius;
// Shapes.b = (thickness - clamp( pow( length( vec2(length(Origin2.xy) - radius, Origin2.z*0.75) ),2.0) - radius, 0.0, thickness) ) / thickness;
}
return Shapes;
@ -180,25 +193,20 @@ float cloudVol(in vec3 pos, int LOD){
vec3 samplePos2 = pos*vec3(1.0,1./48.,1.0);
// #ifndef THE_ORB
// ender dragon battle area swirling effect.
// if(EndSequence2 < 1.0){
float radiance = 2.39996 + samplePos.y + frameTimeCounter/10;
mat2 rotationMatrix = mat2(vec2(cos(radiance), -sin(radiance)), vec2(sin(radiance), cos(radiance)));
float radiance = 2.39996 + samplePos.y + frameTimeCounter/10;
mat2 rotationMatrix = mat2(vec2(cos(radiance), -sin(radiance)), vec2(sin(radiance), cos(radiance)));
// make the swirl only happen within a radius
float SwirlBounds = clamp(sqrt(length(vec3(pos.x,pos.y-100,pos.z)) / 200.0 - 1.0) ,0.0,1.0);
// make the swirl only happen within a radius
float SwirlBounds = clamp(sqrt(length(vec3(pos.x,pos.y-100,pos.z)) / 200.0 - 1.0) ,0.0,1.0);
samplePos.xz = mix(samplePos.xz * rotationMatrix, samplePos.xz, SwirlBounds);
samplePos2.xz = mix(samplePos2.xz * rotationMatrix, samplePos2.xz, SwirlBounds);
// }
samplePos.xz = mix(samplePos.xz * rotationMatrix, samplePos.xz, SwirlBounds);
samplePos2.xz = mix(samplePos2.xz * rotationMatrix, samplePos2.xz, SwirlBounds);
// #endif
samplePos2.y -= frameTimeCounter/15;
float finalfog = 0;
float finalfog = 0.0;
finalfog += max(0.6-densityAtPosFog(samplePos * 16.0) * 2,0.0);
// finalfog = exp(finalfog*5)-1;
float smallnoise = max(densityAtPosFog(samplePos2 * (160. - finalfog*3))-0.1,0.0);
finalfog -= ((1-smallnoise) - max(0.15 - abs(smallnoise * 2.0 - 0.55) * 0.5,0.0)*1.5) * 0.3;
@ -206,7 +214,6 @@ float cloudVol(in vec3 pos, int LOD){
// make the eye of the swirl have no fog, so you can actually see.
finalfog = max(finalfog - Shapes.r, 0.0);
// dragon death sequence
// finalfog = Shapes.b;
@ -261,7 +268,6 @@ mat2x3 getVolumetricRays(float dither,vec3 fragpos,float dither2) {
vec3 LightPos = LightSourcePosition(progressW, cameraPosition);
// float OrbMie = exp(length(LightPos) * -0.03) * 64.0;
// float OrbMie = max(exp2(4.0 + length(LightPos) / -20),0.0);
@ -284,9 +290,9 @@ mat2x3 getVolumetricRays(float dither,vec3 fragpos,float dither2) {
vec3 CastedLight = LightColor * OrbMie * exp(CastLight * 15 * (LightColor*(1.0-CastLight/3)-1.50)) ;
CastedLight += (LightColor * vec3(1.0,1.3,1.0)) * exp(abs(densityVol*2.0 - 0.3) * 15 * (LightColor*CastLight)) * (max(OrbMie - density*10,0.0)/10);
// #ifdef THE_ORB
// density += clamp((1.0 - length(LightPos) / 10.0) * 10 ,0.0,1.0) ;
// #endif
#ifdef THE_ORB
density += clamp((1.0 - length(LightPos) / 10.0) * 10 ,0.0,1.0) ;
#endif
vec3 AmbientLight = fogColor * 0.05 * pow(exp(density * -2),20);