Backups/Bliss-Shader
1
0
Fork 0
mirror of https://github.com/X0nk/Bliss-Shader.git synced 2025-06-22 08:42:50 +08:00
Code Issues Packages Projects Releases Wiki Activity

INTERNAL REWORK. testers are needed.

Browse Source
This commit is contained in:
Xonk
2023-10-07 22:18:20 -04:00
parent 4d8a5105ed
commit a2fc114c4f
236 changed files with 5437 additions and 10283 deletions
Download Patch File Download Diff File Expand all files Collapse all files

62
shaders/lib/sky_gradient.glsl
View File

@ -1,23 +1,38 @@
#define ffstep(x,y) clamp((y - x) * 1e35,0.0,1.0)
vec3 drawSun(float cosY, float sunInt,vec3 nsunlight,vec3 inColor){
return inColor+nsunlight/0.0008821203*pow(smoothstep(cos(0.0093084168595*3.2),cos(0.0093084168595*1.8),cosY),3.)*0.62;
}
const float pi = 3.141592653589793238462643383279502884197169;
vec2 sphereToCarte(vec3 dir) {
float lonlat = atan(-dir.x, -dir.z);
return vec2(lonlat * (0.5/pi) +0.5,0.5*dir.y+0.5);
vec3 drawMoon(vec3 PlayerPos, vec3 WorldSunVec, vec3 Color, inout vec3 occludeStars){
float Shape = clamp((exp(1 + -1000 * dot(WorldSunVec+PlayerPos,PlayerPos)) - 1.5),0.0,25.0);
occludeStars *= max(1.0-Shape*5,0.0);
float shape2 = pow(exp(Shape * -10),0.15) * 255.0;
vec3 sunNormal = vec3(dot(WorldSunVec+PlayerPos, vec3(shape2,0,0)), dot(PlayerPos+WorldSunVec, vec3(0,shape2,0)), -dot(WorldSunVec, PlayerPos) * 15.0);
// even has a little tilt approximation haha.... yeah....
vec3[8] phase = vec3[8](
vec3( -1.0, -0.5, 1.0 ),
vec3( -1.0, -0.5, 0.35 ),
vec3( -1.0, -0.5, 0.2 ),
vec3( -1.0, -0.5, 0.1 ),
vec3( 1.0, 0.25, -1.0 ),
vec3( 1.0, 0.25, 0.1 ),
vec3( 1.0, 0.25, 0.2 ),
vec3( 1.0, 0.25, 0.35 )
);
vec3 LightDir = phase[moonPhase];
return Shape * pow(clamp(dot(sunNormal,LightDir)/5,0.0,1.5),5) * Color + clamp(Shape * 4.0 * pow(shape2/200,2.0),0.0,1.0)*0.004;
}
vec3 skyFromTex(vec3 pos,sampler2D sampler){
vec2 p = sphereToCarte(pos);
return texture2D(sampler,p*texelSize*256.+vec2(18.5,1.5)*texelSize).rgb;
}
vec3 skyFromTexLOD(vec3 pos,sampler2D sampler, float LOD){
vec2 p = sphereToCarte(pos);
return texture2DLod(sampler,p*texelSize*256.+vec2(18.5,1.5)*texelSize,LOD).rgb;
}
const float pi = 3.141592653589793238462643383279502884197169;
float w0(float a)
@ -84,6 +99,19 @@ vec4 texture2D_bicubic(sampler2D tex, vec2 uv)
g1(fuv.y) * (g0x * texture2D(tex, p2) +
g1x * texture2D(tex, p3));
}
vec2 sphereToCarte(vec3 dir) {
float lonlat = atan(-dir.x, -dir.z);
return vec2(lonlat * (0.5/pi) +0.5,0.5*dir.y+0.5);
}
vec3 skyFromTex(vec3 pos,sampler2D sampler){
vec2 p = sphereToCarte(pos);
return texture2D(sampler,p*texelSize*256.+vec2(18.5,1.5)*texelSize).rgb;
}
vec3 skyFromTexLOD(vec3 pos,sampler2D sampler, float LOD){
vec2 p = sphereToCarte(pos);
return texture2DLod(sampler,p*texelSize*256.+vec2(18.5,1.5)*texelSize,LOD).rgb;
}
vec4 skyCloudsFromTex(vec3 pos,sampler2D sampler){
vec2 p = sphereToCarte(pos);
return texture2D(sampler,p*texelSize*256.+vec2(18.5+257.,1.5)*texelSize);
@ -92,12 +120,8 @@ vec4 skyCloudsFromTexLOD(vec3 pos,sampler2D sampler, float LOD){
vec2 p = sphereToCarte(pos);
return texture2DLod(sampler,p*texelSize*256. + vec2(18.5 + 257., 1.5)*texelSize,LOD);
}
// vec2 p = clamp(floor(gl_FragCoord.xy-vec2(18.+257,1.))/256.+tempOffsets/256.,0.0,1.0);
// vec2 p = clamp(floor(gl_FragCoord.xy-vec2(256*0.75,256*0.25))/150.+tempOffsets/150.,0.0,1.0);
// vec2 p = clamp(floor(gl_FragCoord.xy-fogPos)/256.+tempOffsets/256.,-0.33,1.0);
vec4 skyCloudsFromTexLOD2(vec3 pos,sampler2D sampler, float LOD){
vec2 p = sphereToCarte(pos);
return texture2DLod(sampler,p*texelSize*256. + vec2(256.0 - 256.0*0.12,1.5)*texelSize,LOD);
}
}