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renaming repeat function + shadows immeubles

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MagicTINTIN 2023-03-21 15:33:28 +01:00
parent 1a75183b2c
commit 243e757998
2 changed files with 15 additions and 7 deletions
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5
shaders/default.fs
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@ -28,10 +28,9 @@ vec3 infinity(vec3 pos,vec3 box){
return mod(pos+.5*box,box)-.5*box;
}
vec3 repeter(vec3 p, float size, vec3 repet)
vec3 repeat(vec3 p, vec3 size, vec3 repet)
{
return p-size*clamp(round(p/size),-repet,repet);
return p-size*clamp(vec3(round(p.x/size.x),round(p.y/size.y),round(p.z/size.z)),-repet,repet);
}
float SDF_Box_Frame( vec3 p, vec3 b, float e )

17
shaders/immeublesparisiens.fs
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@ -29,7 +29,7 @@ vec3 infinity(vec3 pos,vec3 box){
}
vec3 repeter(vec3 p, vec3 size, vec3 repet)
vec3 repeat(vec3 p, vec3 size, vec3 repet)
{
return p-size*clamp(vec3(round(p.x/size.x),round(p.y/size.y),round(p.z/size.z)),-repet,repet);
}
@ -56,13 +56,13 @@ float SDF_Sphere(vec3 p,float r){
float SDF_Global(vec3 p){
//return SDF_Box_Frame(rotate(p,vec3(0.,.2*Time,0.)),vec3(.5,.5,.5),.1);
//return max(SDF_Sphere(p,.5),-SDF_Box_Frame(rotate(p,vec3(0.,.2*Time,0.)),vec3(1.,1.,1.),.3));//min(SDF_Box_Frame(p,vec3(.5,.5,.5),0.1),SDF_Circle(mod(p+vec3(.5),vec3(1.,1.,1.))-vec3(.5),.15));
return min(SDF_Box_Frame(repeter(p, vec3(4.,2.,10.), vec3(2., 25., 5.)), vec3(1.,1.,1.),.1),p.y); //infinity(p, vec(0.3, 0.2, 0.5))
return min(SDF_Box_Frame(repeter(p, vec3(4.,2.,10.), vec3(0., 25., 0.)), vec3(1.,1.,1.),.1),p.y); //infinity(p, vec(0.3, 0.2, 0.5))
}
vec4 Get_Impact(vec3 origin,vec3 dir){//must have length(dir)==1
vec3 pos=origin;
float dist;
for(int i=0;i<30;i++){
for(int i=0;i<60;i++){
dist=SDF_Global(pos);
pos+=dist*dir;
if(dist<=.01) return vec4(pos,1.);
@ -82,8 +82,17 @@ vec3 Get_Color(vec3 origin,vec3 dir){
vec4 impact = Get_Impact(origin,dir);
if(impact.w<0.) return vec3(.9,.5,.2)+.5*(dir.x*sin(Time)+dir.y*cos(Time))+.05*clamp(origin.y-10.,-10.,10.); //(.5,.8,.9)
vec3 normale=grad(impact.xyz);
//
vec3 sunPos=vec3(sin(Time),cos(Time),0);//vec3(3.*sin(Time*1.5),3.*cos(Time*3.),3.*cos(Time*1.5));
return vec3(clamp(0.,1.,dot(sunPos,normale)));//normale; ---impact.xyz
//return vec3(clamp(0.,1.,dot(sunPos,normale)));//normale; ---impact.xyz
vec3 symetrique= dir-2.0*dot(dir,normale)*normale;
//vec4 reflexion = Get_Impact(impact.xyz+0.02*normale,normalize(symetrique));
//float g=reflexion.w<0.?1.5:1.;
//vec3 sunPos=vec3(0.,10.,.5);//vec3(3.,3.5,.5);//vec3(3.*sin(Time*1.5),3.*cos(Time*3.),3.*cos(Time*1.5));
vec4 ombre = Get_Impact(impact.xyz+0.02*normale,normalize(sunPos-impact.xyz));
float f=ombre.w<0.?1.:.5;
return vec3(clamp(0.,1.,dot(sunPos,normale)))*f; //*
}
float Mandel(vec2 co){