function main(POX) { //settings POX.setting = { name:"thewall13", scale:1.0, pixRatio:1, highRefreshRate:true, foveationLevel:3, cam:{ camMode:"walk", camCX:0, camCZ:2, camCY:1.5, camRX:-60, camRY:0, gPad:true, padMoveUD:true, camAngle:90, camFar:400 } }; // light params const lvec = [[0,5,1],[0,-1,0]] const lcol = [[1,1,1],[0.5,0.5,1]] const lparam = [[1,0],[0.5,0]] //make scenedata let scene let panel let stime = 0 const box = new WWModel(); box.primitive("box",{wx:0.2,wy:0.1,wz:0.1}); const div =60; const dz = 2 ; const inum = 7 ; var data = new Float32Array(div*div*dz*inum) ; let icount = 0 ; let i = 0 ; for(var y=0;y { //scenedata scene={ //environment params env:{clear_color:[0.2,0.2,0.4,1.0],cull:true}, //vertex shader uniform data vs_uni:{ col:[1.0,1,1.0,1.0], imode:0, atime:0 }, //flagment shader uniform data fs_uni:{ pamb:0.2, pdiff:0.8, pspec:0.4, pref:0.0, dspec:60, ambcolor:[0.5,0.5,1], lvec:lvec, lcol:lcol, lparam:lparam, colmode:0, shmode:0, bcolor:[1,0,0,1] }, texture:[ // {src:"sample/tex1024.png"} ], model:[ {geo:box.objModel(),name:"wall", inst:{attr:["ipos","iv","idx"],data,count:icount}, bm:new CanvasMatrix4().translate(0,6.1,0), vs_uni:{imode:1,maxinst:icount}, fs_uni:{colmode:1} }, {name:"base", geo:new WWModel().primitive("plane",{wx:200,wz:200}).objModel(), fs_uni:{bcolor:[0.5,0.5,0.5,1.0],colmode:3} }, {name:"axis",hide:true, geo:{mode:"lines", vtx_at:["position"], vtx:[0,0,0,200,0,0,0,0,0,0,200,0,0,0,0,0,0,200]}, fs_uni:{colmode:0,shmode:1,pamb:1,pdiff:0,pspec:0}}, {name:"sky", geo:new WWModel().primitive("sphere",{div:10,wx:200,wy:200,wz:200,ninv:true}).objModel(), fs_uni:{colmode:4,shmode:1} } ] } //set scene and rendering start POX.setScene(scene).then((d)=>{ // panel = new Cpanel(POX.render) stime = 1000 }); } let gp = null //sceneupdate function for each frame POX.update=function(render,cam,time){ let ret={}; if(stime>0) { ret.vs_uni = {atime:(time-stime)/1000} if(time-stime>32*1000) { stime=time+5*1000 setrand() render.updateModel("wall","inst",data) POX.log("set") } } if(panel) { let txt =[POX.poxp.param.fps] txt[1] = cam.camCX txt[2] = cam.camCY txt[3] = cam.camCZ txt[4] = cam.camRY panel.update(render,txt) } return ret; } //key event handling POX.event= function(kind,ev) { let ret = true if(kind=="gpad") { gp = ev ; if(gp.dbtn[0]>0) stime = ev.rtime if(gp.dbtn[5]>0) POX.exitVR() } if(kind=="keydown") { if(ev.keyCode==0x20) stime = ev.rtime } if(kind=="vrchange") { if(ev==1) { POX.cam.camRX = 0 } } return ret; } } const vshader = `attribute vec3 position; attribute vec3 norm; attribute vec2 uv ; attribute vec3 ipos ; attribute vec3 iv ; attribute float idx ; uniform mat4 mvpMatrix; uniform mat4 invMatrix; uniform mat4 modelMatrix; uniform vec4 col; uniform int imode ; uniform float time ; uniform int maxinst ; uniform float atime ; varying vec3 tnorm ; varying vec4 tcolor ; varying vec3 tpos ; varying vec2 tuv ; const float PI = 3.14159265759 ; const int timepnum = 4 ; float timephase[timepnum] ; vec3 mf(float t,float fl) { float vm = 10. ; float g = 5. ; vec3 svec = t*iv*vm+0.5*t*t*vec3(0.,-g,0.) ; if(svec.y < fl) svec.y= fl-iv.y*0.01 ; if(svec.y <= fl) { float a = -0.5*g ; float b = iv.y*vm ; float c = -fl ; float tt = (-b - sqrt(b*b - 4.*a*c ))/(2.*a) ; float st = t-tt ; float x = (st>0.5)?0.25:st-st*st ; svec = tt*iv*vm + x*2.*iv*vm; svec.y = fl-iv.y*0.01 ; } return svec ; } vec4 timeline(vec3 iv,float fl) { timephase[0] = 0.5 ; timephase[1] = 11. ; timephase[2] = 16. ; vec4 ret = vec4(0.,0.,0.,0.) ; vec3 p ; float m = 0. ; float slow = 2.; float period = timephase[timepnum-1] ; float t = atime/slow ; if(t<0.) { } else if(t0.) spec= pow(clamp(dot(norm,normalize(lv+normalize(ev))),0.0,1.0),dspec); fcolor = fcolor + (col * diff * pdiff + spcol* spec * pspec)*lcol[i].rgb*lp; } if(pref>0.) { vec3 ref = normalize(reflect(tpos - eyevec, tnorm)); vec2 tc = vec2( (sign(ref.x)*acos(ref.z/sqrt(ref.x*ref.x+ref.z*ref.z))/PI+1.0)/2.0, acos(ref.y)/PI ) ; rcolor = skycol(tc) ; } fcolor = fcolor + col * ambcolor * pamb + rcolor * pref ; fcolor = pow(fcolor,vec3(1./gamma)) ; return fcolor ; } void main() { vec4 color = (colmode==1)?tcolor:(colmode==2)?texture2D(tex1,tuv):bcolor ; vec3 col = color.rgb ; if(colmode==3) { col = col * (((mod(tpos.x ,checkdiv) < checkdiv/2.) ^^ (mod(tpos.z ,checkdiv) < checkdiv/2.))?1.:0.8) ; } if(colmode==4) { float sun = clamp(dot(normalize(lvec[0]),-normalize(reflect(normalize(tpos), tnorm))),0.,1.) ; col = skycol(tuv) + pow(sun,80.) * lcol[0]*0.6 ; } vec3 norm = normalize(tnorm) ; gl_FragColor = vec4((shmode!=1)?shade(col,norm):col,color.a); } ` onload = function() { POXP.init(()=>{ $("loading").style.display = "none" ; }, {m:main,vs:vshader,fs:fshader}) }

Breaking the Wall