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Program Data

Program thumbnail for "{props.program.title}"

Title	Zombies n' creepers
ID	4573115789492224
Created	5 years ago, 1587925256087
Updated	4 years ago, 1612278075796
Code	/** Zombies n' creepers by xacer Development ceased April 2020 / (function() {return this;})().LoopProtector.prototype.leave = function() {}; draw = function () { enableContextMenu(); var bccol = [62, 172, 212]; var externals; // Huge thanks to Quantum Coding for helping make the textures! // Also huge thanks to Kruxe for making the creeper texture :D // grass = 0 // wood = 1 // leaf = 2 // dirt = 3 // stone = 4 // bedrock = 5 // planks = 6 // glass = 7 var allTextures = (function () { var texmaps = []; // code to generate the wood texture texmaps.push([]); for (var y = 0; y < 16 3; y++) { for (var x = 0; x < 16; x++) { var col = 0xff675231; var br = 255 - ((random(1) * 96)); if (x > 0 && x < 15 && ((y > 0 && y < 15) \|\| (y > 32 && y < 47))) { col = 0xffBC9862; var xd = (x - 7); var yd = ((y & 15) - 7); if (xd < 0) { xd = 1 - xd; } if (yd < 0) { yd = 1 - yd; } if (yd > xd){ xd = yd; } br = 196 - ((random(1) * 32) \| 0) + xd % 3 * 32; } else if (((random(1) * 2) \| 0) === 0) { br = br * (150 - (x & 1) * 100) / 100; } if (y >= 32) { br = 0.75; } var col = color(red(col) br / 255, green(col) * br / 255, blue(col) * br / 255); texmaps[texmaps.length - 1][x + y * 16] = col; } } // code to generate leaf texmaps.push([]); for (var y = 0; y < 16 * 3; y++) { for (var x = 0; x < 16; x++) { var col = 0xff50D937; var br = 255 - ((random(1) * 96)); if (((random(1) * 2) \| 0) === 0) { col = 0x00ffffff; br = 255; } var col = color(red(col) * br / 255, green(col) * br / 255, blue(col) * br / 255, alpha(col)); texmaps[texmaps.length - 1][x + y * 16] = col; } } // Huge thanks to Quantum Coding for these textures: var bitmaps = {}; var palettes = {}; //grass block bitmaps.grass_side = [ // 16x16 "2233221223123423", "2311182230032332", "0804281822008438", "8&88388838287887", "67658677888&7687", "7866768887787775", "5877977557557676", "5755667768667766", "6776767876677787", "6687788777775576", "6675575685576697", "67766576&6678678", "7867665777777755", "7677876678587566", "6785787877787766", "6756679666776678" ]; bitmaps.grass_top = [ // 16x16 "0332221312333232", "1022223233011322", "3103002202232211", "0133010310303231", "1030311030330311", "3203030232230022", "2222233103302133", "2020323130321223", "3312121132233031", "1020333302111222", "1113332300331020", "0222302132113330", "2332223012112122", "0123020312133023", "2103030233222210", "0120233233230311" ]; palettes.grass = { // transparent "-": color(255, 255, 255, 0), // green "0": color(100, 200, 100), "1": color(80, 180, 80), "2": color(60, 160, 60), "3": color(40, 140, 40), "4": color(20, 120, 20), // brown "5": color(191, 135, 86), "6": color(152, 99, 65), "7": color(115, 75, 49), "8": color(91, 56, 36), // gray "9": color(137, 141, 142), "&": color(103, 105, 104) }; bitmaps.dirt = [ // 16x16 "5667756667877575", "7687769857785688", "5778577566778857", "6&57685756767587", "67658677888&7687", "7866768887787775", "5877977557557676", "5755667768667766", "6776767876677787", "6687788777775576", "6675575685576697", "67766576&6678678", "7867665777777755", "7677876678587566", "6785787877787766", "6756679666776678" ]; palettes.dirt = { // transparent "-": color(255, 255, 255, 0), // green "0": color(100, 200, 100), "1": color(80, 180, 80), "2": color(60, 160, 60), "3": color(40, 140, 40), "4": color(20, 120, 20), // brown "5": color(191, 135, 86), "6": color(152, 99, 65), "7": color(115, 75, 49), "8": color(91, 56, 36), // gray "9": color(137, 141, 142), "&": color(103, 105, 104) }; bitmaps.stone = [ // 16x16 "2333321141233332", "2211112221114223", "2422322213222122", "2122232122333332", "2113333333111114", "3322233324223342", "1122231122221114", "2223333334333322", "2114132221111111", "2333333242233312", "2213311343111222", "4222322211222114", "2333333311333332", "2111112333432211", "2223321141233332", "3333411222233322", ]; palettes.stone = { //greys "1":color(145, 145, 145), "2":color(125,125,125), "3": color(115, 115, 115), "4": color(105, 105, 105) }; bitmaps.bedrock = [ // 16x16 "2333321141233332", "2211112221114223", "2422322213222122", "2122232122333332", "2113333333111114", "3322233324223342", "1122231122221114", "2223333334333322", "2114132221111111", "2333333242233312", "2213311343111222", "4222322211222114", "2333333311333332", "2111112333432211", "2223321141233332", "3333411222233322", ]; palettes.bedrock = { //greys "1":color(150, 150, 150), "2":color(85,85,85), "3": color(50,50,50), "4": color(10, 10, 10) }; bitmaps.planks = [ // 16x16 "1222211321111112", "1135332222232312", "1122221151131112", "4445555555444455", "1222211212253331", "2253331233332222", "1113111222111111", "5544444555444455", "1111152113331112", "2222213322251222", "1333112222333332", "5455444555554445", "1111121225223111", "3251111213322223", "1122211211231111", "5555544545546445", ]; palettes.planks = { // browns "1": color(196, 172, 115), "2": color(168, 142, 82), "3": color(184, 161, 107), "4": color(107, 87, 45), "5": color(122, 99, 54), "6": color(107, 87, 45) }; bitmaps.glass = [ // 16x16 "3333333333333311", "3 1", "3 1 2", "3 1 2", "3 2 2", "3 3", "3 2", "3 3", "3 3", "3 3", "3 3", "3 3", "1 1 3", "3 1 3", "1 1", "1121222222222211", ]; palettes.glass = { "1": color(159, 194, 209), "2": color(109, 144, 158), "3": color(205, 239, 250), " ": color(255, 0), }; // Adds the blocks that are the same on all sides var allsides = [ "dirt", "stone", "bedrock", "planks", "glass" ]; for (var i = 0; i < allsides.length; i ++) { texmaps.push([]); for (var x = 0; x < 16; x ++) { for (var y = 0; y < 16 * 3; y ++) { var ry = y % 16; var l = x + y * 16; var v = bitmaps[allsides[i]][ry][x]; var c = palettes[allsides[i]][v]; if (y < 16 * 2 \|\| allsides[i] === "glass") { texmaps[texmaps.length - 1][l] = c; } else { texmaps[texmaps.length - 1][l] = color(red(c) * 0.75, green(c) * 0.75, blue(c) * 0.75); } } } } // Adds grass var grassthings = [ "grass_top", "grass_side", "dirt", ]; texmaps.unshift([]); for (var i = 0; i < grassthings.length; i ++) { var touse = bitmaps[grassthings[i]]; for (var x = 0; x < 16; x ++) { for (var y = 0; y < 16; y ++) { var l = x + y * 16 + i * 16 * 16; texmaps[0][l] = palettes.grass[touse[y][x]]; } } } return texmaps; }) (); // Each texture has 3 parts: top, sides, bottom var res = 100; var viewDistance = 30; var N = 30; var xSiz = 50; var ySiz = 50; var zSiz = 20; var sprites = []; var keys = {}; keyPressed = function () { keys[key.toString()] = true; }; keyReleased = function () { keys[key.toString()] = false; }; var cam = { x: 0, y: 0, z: zSiz - 7.5, rotXY: Math.PI / 4, rotZ: Math.PI/ 8 }; var zvel = 0; var world = []; for (var x = 0; x < xSiz; x ++) { world[x] = []; for (var y = 0; y < ySiz; y ++) { world[x][y] = []; for (var z = 0; z < zSiz; z ++) { world[x][y][z] = { value: 0, brightness: 0.0, sprites: [] }; } } } for (var x = 0; x < xSiz; x ++) { for (var y = 0; y < ySiz; y ++) { world[x][y][zSiz - 2].value = 2; var n = noise(x / N * 2, y / N * 2); if (n < 0.45 && Math.random() < 0.2) { world[x][y][zSiz - 3].value = 4; } else if (n < 0.50) { world[x][y][zSiz - 3].value = 1; } else { world[x][y][zSiz - 3].value = 4; world[x][y][zSiz - 4].value = 1; } } } for (var x = 10; x < xSiz; x += 5) { for (var y = 0; y < ySiz; y += 5) { if (Math.random() < 0.5) { continue; } var tx = x + Math.floor(Math.random(5)); var ty = y + Math.floor(Math.random(5)); for (var z = zSiz - 8; z < zSiz - 3; z ++) { world[tx][ty][z].value = 2; } for (var rx = -1; rx <= 1; rx ++) { if (tx + rx < 0 \|\| tx + rx > xSiz - 1) { continue; } for (var ry = -1; ry <= 1; ry ++) { if (ty + ry < 0 \|\| ty + ry > ySiz - 1) { continue; } for (var rz = -1; rz <= 1; rz ++) { var ev = world[tx+rx][ty+ry][rz+zSiz-8].value; if (ev !== 2) { world[tx+rx][ty+ry][rz+zSiz-8].value = 3; } } } } } } world.inside = function (x, y, z) { if (x < 0 \|\| y < 0 \|\| z < 0 \|\| x > xSiz - 1 \|\| y > ySiz - 1 \|\| z > zSiz - 1) { return 0; } return 1; }; world.getValueAt = function (x, y, z) { if (this.inside(x, y, z)) { return this[x][y][z].value; } return 0; }; world.getLightAt = function (x, y, z) { if (world.inside(x, y, z)) { return this[x][y][z].brightness; } return 0; }; world.destroyBlock = function (x, y, z) { if (this.inside(x, y, z)) { this[x][y][z].value = 0; this[x][y][z].brightness = 0; if (x > 0) { if (this[x-1][y][z].brightness - 1 > this[x][y][z].brightness) { this[x][y][z].brightness = this[x-1][y][z].brightness - 1; } } if (x < xSiz - 1) { if (this[x+1][y][z].brightness - 1 > this[x][y][z].brightness) { this[x][y][z].brightness = this[x+1][y][z].brightness - 1; } } if (y > 0) { if (this[x][y-1][z].brightness - 1 > this[x][y][z].brightness) { this[x][y][z].brightness = this[x][y-1][z].brightness - 1; } } if (y < ySiz - 1) { if (this[x][y+1][z].brightness - 1 > this[x][y][z].brightness) { this[x][y][z].brightness = this[x][y+1][z].brightness - 1; } } if (z > 0) { if (this[x][y][z-1].brightness - 1 > this[x][y][z].brightness) { this[x][y][z].brightness = this[x][y][z-1].brightness - 1; } } if (z < zSiz - 1) { if (this[x][y][z+1].brightness - 1 > this[x][y][z].brightness) { this[x][y][z].brightness = this[x][y][z+1].brightness - 1; } } } }; var SpriteDesigner = (function () { var SpriteMap = function (dX, dY, dZ, bSize) { this.dX = dX; this.dY = dY; this.dZ = dZ; this.bSize = bSize \|\| 0.05; this.arr = []; this.arr.length = dX * dY * dZ; for (var i = 0; i < this.arr.length; i ++) { this.arr[i] = color(255); } }; SpriteMap.prototype.inside = function (x, y, z) { return x >= 0 && y >= 0 && z >= 0 && x < this.dX && y < this.dY && z < this.dZ; }; SpriteMap.prototype.getPixel = function (x, y, z) { if (!this.inside(x, y, z)) { return 0; } return this[x + (y + z * this.dY) * this.dX]; }; SpriteMap.prototype.setPixel = function (x, y, z, c) { if (!this.inside(x, y, z)) { return 0; } this[x + (y + z * this.dY) * this.dX] = c; }; SpriteMap.prototype.setRect = function (x, y, z, xd, yd, zd, c) { for (var ix = x; ix < x + xd; ix ++) { if (ix < 0 \|\| ix >= this.dX) { continue; } for (var iy = y; iy < y + yd; iy ++) { if (iy < 0 \|\| iy >= this.dY) { continue; } for (var iz = z; iz < z + zd; iz ++) { if (iz < 0 \|\| iz >= this.dZ) { continue; } this.setPixel(ix, iy, iz, c); } } } }; SpriteMap.prototype.setRect2 = function (x, y, z, xd, yd, zd, c) { var mode = 0; if (xd > yd) { if (xd > zd) { mode = 0; } else { mode = 2; } } else { if (yd >= zd) { mode = 1; } else { mode = 2; } } for (var ix = x; ix < x + xd; ix ++) { if (ix < 0 \|\| ix >= this.dX) { continue; } for (var iy = y; iy < y + yd; iy ++) { if (iy < 0 \|\| iy >= this.dY) { continue; } for (var iz = z; iz < z + zd; iz ++) { if (iz < 0 \|\| iz >= this.dZ) { continue; } /* var amt = Math.random() / 5; if (Math.random() > 0.5) { this.setPixel(ix, iy, iz, lerpColor(c, 0xff000000, amt)); } else { this.setPixel(ix, iy, iz, lerpColor(c, 0xffffffff, amt)); }/ var n; if (mode === 0) { n = noise(ix / 10, iy / 20, iz / 20); } else if (mode === 1) { n = noise(ix / 20, iy / 10, iz / 20); } else { n = noise(ix / 20, iy / 20, iz / 10); } n = map(n, 0, 1, -0.8, 0.8); if (n < 0) { this.setPixel(ix, iy, iz, lerpColor(c, 0xff000000, -n)); } else { this.setPixel(ix, iy, iz, lerpColor(c, 0xffffffff, +n)); } } } } }; return { create: function (dX, dY, dZ) { var obj = Object.create(SpriteMap.prototype); return SpriteMap.apply(obj, arguments), obj; }, }; }) (); var Sprite = (function () { var spriteMaps = {}; // Create torch map spriteMaps.torch = SpriteDesigner.create(2, 2, 8, 0.05); spriteMaps.torch.setRect(0, 0, 2, 1, 1, 6, color(171, 98, 9)); spriteMaps.torch.setRect(1, 1, 2, 1, 1, 6, color(171, 98, 9)); spriteMaps.torch.setRect(0, 1, 2, 1, 1, 6, color(138, 77, 8)); spriteMaps.torch.setRect(1, 0, 2, 1, 1, 6, color(138, 77, 8)); spriteMaps.torch.setRect(0, 0, 0, 1, 1, 1, color(232, 165, 65)); spriteMaps.torch.setRect(1, 1, 0, 1, 1, 1, color(232, 165, 65)); spriteMaps.torch.setRect(0, 1, 1, 1, 1, 1, color(232, 165, 65)); spriteMaps.torch.setRect(1, 0, 1, 1, 1, 1, color(232, 165, 65)); spriteMaps.torch.setRect(0, 0, 1, 1, 1, 1, color(230, 197, 67)); spriteMaps.torch.setRect(1, 1, 1, 1, 1, 1, color(230, 197, 67)); spriteMaps.torch.setRect(0, 1, 0, 1, 1, 1, color(230, 197, 67)); spriteMaps.torch.setRect(1, 0, 0, 1, 1, 1, color(230, 197, 67)); spriteMaps.zombie = SpriteDesigner.create(16, 8, 32, 2 / 32); var skincol = color(7, 133, 22); var shirtcol = color(19, 214, 214); var pantscol = color(85, 39, 209); var footcol = color(135, 135, 135); // Base spriteMaps.zombie.setRect2(4, 0, 0, 8, 8, 8, skincol); spriteMaps.zombie.setRect2(0, 2, 8, 16, 4, 12, shirtcol); spriteMaps.zombie.setRect2(0, 2, 12, 4, 4, 10, skincol); spriteMaps.zombie.setRect2(12, 2, 12, 4, 4, 10, skincol); spriteMaps.zombie.setRect2(4, 2, 20, 8, 4, 12, pantscol); spriteMaps.zombie.setRect2(10, 5, 20, 2, 1, 1, shirtcol); spriteMaps.zombie.setRect2(11, 5, 21, 1, 1, 1, shirtcol); spriteMaps.creeper = SpriteDesigner.create(8, 8, 26, 2 / 26); var creeper = { palette: { 0: [0, 0, 0], 1: [204, 255, 206], 2: [85, 201, 65], 3: [87, 255, 98], 4: [89, 230, 53], 5: [13, 87, 0], 6: [0, 224, 52], 7: [0, 153, 18], 8: [65, 181, 45], 9: [110, 173, 97], "x": [0, 255, 0], "#": [114, 179, 124], "o": [22, 56, 0], "^": [140, 203, 127], " ": [0, 0, 0] }, bitmap: [ "34231627", "73267681", "20038001", "20547503", "39355173", "975005x1", "19000069", "43043074", " ^42375 ", " ^48#59 ", " 82#591 ", " 374263 ", " 263762 ", " 187746 ", " 398217 ", " 294862 ", " 476729 ", " 831#24 ", " 384668 ", " 389762 ", "8x228x22", "88218821", "72347234", "39343934", "5o5o5o5o", "o5o5o5o5" ], sidebitmap: [ "34231627", "73267681", "28638231", "23547523", "39355173", "97522521", "19846569", "43043074", "1^423754", "3^48#597", "2482#591", "63742636", "^2637629", "21877462", "13982171", "78294862", "94767291", "1831#245", "73846684", "43897622", "8x228x22", "88218821", "72347234", "39343934", "5o5o5o5o", "o5o5o5o5" ], }; for (var iz = 0; iz < 26; iz ++) { for (var iy = 0; iy < 8; iy ++) { for (var ix = 0; ix < 8; ix ++) { var val = creeper.bitmap[iz][iy]; if (ix !== 0 && ix !== 7) { val = creeper.sidebitmap[iz][ix]; } var col = creeper.palette[val]; if (val !== " ") { spriteMaps.creeper.setRect(iy, ix, iz, 1, 1, 1, color(col[0], col[1], col[2])); } } } } var allSprites = []; / Sprites are measured from the x/y center and the z bottom / var Sprite = function (x, y, z, name, xyrot) { this.x = x; this.y = y; this.z = z; this.bSize = spriteMaps[name].bSize; this.name = name; this.map = spriteMaps[name]; this.xyRot = xyrot \|\| 0; this.xyCt = Math.cos(this.xyRot); this.xySt = Math.sin(this.xyRot); this.zRot = 0; this.zCt = Math.cos(this.zRot); this.zSt = Math.sin(this.zRot); }; Sprite.prototype.setAngle = function (theta) { this.xyRot = theta; this.xyCt = Math.cos(this.xyRot); this.xySt = Math.sin(this.xyRot); }; Sprite.prototype.setMap = function () { var bSize = this.bSize; this.index = allSprites.indexOf(this); // Get box var xyBox = [ [-this.map.dX / 2 bSize, -this.map.dY / 2 * bSize], [-this.map.dX / 2 * bSize, +this.map.dY / 2 * bSize], [+this.map.dX / 2 * bSize, +this.map.dY / 2 * bSize], [+this.map.dX / 2 * bSize, -this.map.dY / 2 * bSize], ]; // Rotate coords // Get max/min on x/y var xmin = 99; var xmax = -99; var ymin = 99; var ymax = -99; for (var i = 0; i < xyBox.length; i ++) { var ox = xyBox[i][0], oy = xyBox[i][1]; xyBox[i][0] = this.xyCt * ox - this.xySt * oy; xyBox[i][1] = this.xySt * ox + this.xyCt * oy; xmin = Math.min(xmin, xyBox[i][0]); xmax = Math.max(xmax, xyBox[i][0]); ymin = Math.min(ymin, xyBox[i][1]); ymax = Math.max(ymax, xyBox[i][1]); } // Set world xmin = Math.floor(xmin + this.x); xmax = Math.ceil(xmax + this.x); ymin = Math.floor(ymin + this.y); ymax = Math.ceil(ymax + this.y); var zmin = Math.floor(this.z - this.map.dZ * bSize); var zmax = Math.ceil(this.z); var ix, iy, iz; for (ix = xmin; ix < xmax; ix ++) { for (iy = ymin; iy < ymax; iy ++) { for (iz = zmin; iz < zmax; iz ++) { if (world.inside(ix, iy, iz)) { world[ix][iy][iz].sprites[0] = this.index; } } } } }; Sprite.prototype.castRay = function (hitX, hitY, hitZ, rayDirX, rayDirY, rayDirZ) { var bSize = this.bSize; // Get relative coords var dx = hitX - this.x; var dy = hitY - this.y; var dz = hitZ - this.z; // Scale position dx = 1 / bSize; dy = 1 / bSize; dz = 1 / bSize; //println(dx + ', ' + dy + ',' + dz); // Rotate by -xyRot var ox = dx, oy = dy; dx = this.xyCt ox - this.xySt * oy; dy = this.xyCt * oy + this.xySt * ox; var ordx = rayDirX, ordy = rayDirY; rayDirX = this.xyCt * ordx - this.xySt * ordy; rayDirY = this.xyCt * ordy + this.xySt * ordx; // Rotate by zRot // right now zRot = 0 sooo // Translate to corner dx += this.map.dX / 2; dy += this.map.dY / 2; dz += this.map.dZ; // Raycast var mapX = Math.floor(dx); var mapY = Math.floor(dy); var mapZ = Math.floor(dz); var curBlock = this.map.getPixel(mapX, mapY, mapZ); if (curBlock) { return curBlock; } if (mapX < 0 && rayDirX < 0) { return false; } if (mapX >= this.dX && rayDirY > 0) { return false; } if (mapY < 0 && rayDirY < 0) { return false; } if (mapY >= this.dY && rayDirY > 0) { return false; } if (mapZ < 0 && rayDirZ < 0) { return false; } if (mapZ >= this.dZ && rayDirZ > 0) { return false; } var deltaDistX = Math.abs(1 / rayDirX); var deltaDistY = Math.abs(1 / rayDirY); var deltaDistZ = Math.abs(1 / rayDirZ); var sideDistX, sideDistY, sideDistZ; var stepX, stepY, stepZ; if (rayDirX < 0) { stepX = -1; sideDistX = (dx - mapX) * deltaDistX; } else { stepX = +1; sideDistX = (mapX + 1.0 - dx) * deltaDistX; } if (rayDirY < 0) { stepY = -1; sideDistY = (dy - mapY) * deltaDistY; } else { stepY = +1; sideDistY = (mapY + 1.0 - dy) * deltaDistY; } if (rayDirZ < 0) { stepZ = -1; sideDistZ = (dz - mapZ) * deltaDistZ; } else { stepZ = +1; sideDistZ = (mapZ + 1.0 - dz) * deltaDistZ; } var iters = 0; var side = 0; while (true) { if (!this.map.inside(mapX, mapY, mapZ)) { if (mapX < 0 && rayDirX < 0) { return false; } if (mapX >= this.dX && rayDirY > 0) { return false; } if (mapY < 0 && rayDirY < 0) { return false; } if (mapY >= this.dY && rayDirY > 0) { return false; } if (mapZ < 0 && rayDirZ < 0) { return false; } if (mapZ >= this.dZ && rayDirZ > 0) { return false; } } else { var v = this.map.getPixel(mapX, mapY, mapZ); if (v) { if (side === 0) { return lerpColor(v, 0xff000000, 0.30); } else if (side === 1) { return lerpColor(v, 0xff000000, 0.15); } else { return v; } } } if (iters++ > 200) { return false; } if (sideDistY < sideDistX) { if (sideDistZ < sideDistY) { mapZ += stepZ; sideDistZ += deltaDistZ; side = 2; } else { mapY += stepY; sideDistY += deltaDistY; side = 1; } } else { if (sideDistZ < sideDistX) { mapZ += stepZ; sideDistZ += deltaDistZ; side = 2; } else { mapX += stepX; sideDistX += deltaDistX; side = 0; } } } }; return { create: function () { var obj = Object.create(Sprite.prototype); Sprite.apply(obj, arguments); allSprites.push(obj); obj.setMap(); return obj; }, sprites: allSprites }; }) (); var addSpriteOnGround = function (x, y, name, rot) { var tz = 2; while (true) { tz ++; if (world[Math.floor(x)][Math.floor(y)][tz].value > 0) { Sprite.create(x, y, tz, name, rot); return; } if (tz > zSiz - 1) { Sprite.create(x, y, tz, name, rot); return; } } }; addSpriteOnGround(5, 5, "zombie", Math.random() * Math.PI * 2); addSpriteOnGround(3, 7.5, "zombie", Math.random() * Math.PI * 2); addSpriteOnGround(9.5, 4, "zombie", Math.random() * Math.PI * 2); addSpriteOnGround(7, 8.5, "creeper", Math.PI / 4); addSpriteOnGround(3, 5.5, "creeper", Math.PI / 4); addSpriteOnGround(5, 3.5, "creeper", Math.PI / 4); addSpriteOnGround(8, 5.5, "creeper", Math.PI / 4); var floodFill = []; var addNeighbor = function (x, y, z, br) { if (!world.inside(x, y, z)) { return; } var wv = world.getValueAt(x, y, z); if (wv !== 0 && wv !== 3 && wv !== 8) { return; } var nbr = world.getLightAt(x, y, z); if (nbr > br - 1) { return; } floodFill.push([x, y, z, br]); }; var calculateFloodFill = function (lx, ly, lz, intensity) { lx = Math.floor(lx); ly = Math.floor(ly); lz = Math.floor(lz); floodFill.length = 0; floodFill.push([lx, ly, lz, intensity]); while (floodFill.length) { var element = floodFill.pop(); var ex = element[0], ey = element[1], ez = element[2]; world[element[0]][element[1]][element[2]].brightness = element[3]; addNeighbor(ex+1, ey, ez, element[3] - 1); addNeighbor(ex-1, ey, ez, element[3] - 1); addNeighbor(ex, ey+1, ez, element[3] - 1); addNeighbor(ex, ey-1, ez, element[3] - 1); addNeighbor(ex, ey, ez+1, element[3] - 1); addNeighbor(ex, ey, ez-1, element[3] - 1); } }; var calculateSunFloodFill = function (intensity) { floodFill.length = 0; for (var x = 0; x < xSiz; x ++) { for (var y = 0; y < ySiz; y ++) { floodFill.push([x, y, 0, intensity]); } } while (floodFill.length) { var element = floodFill.pop(); var ex = element[0], ey = element[1], ez = element[2]; world[element[0]][element[1]][element[2]].brightness = element[3]; addNeighbor(ex+1, ey, ez, element[3] - 1); addNeighbor(ex-1, ey, ez, element[3] - 1); addNeighbor(ex, ey+1, ez, element[3] - 1); addNeighbor(ex, ey-1, ez, element[3] - 1); addNeighbor(ex, ey, ez+1, element[3]); addNeighbor(ex, ey, ez-1, element[3] - 1); } }; calculateFloodFill(10, 5, zSiz - 8, 20); calculateFloodFill(5, 10, zSiz - 8, 20); calculateFloodFill(20, 10, zSiz - 8, 20); calculateFloodFill(20, 20, zSiz - 8, 20); var renderRay = function(rayDirX, rayDirY, rayDirZ) { var mapX = Math.floor(cam.x); var mapY = Math.floor(cam.y); var mapZ = Math.floor(cam.z); var sideDistX, sideDistY, sideDistZ; var deltaDistX = Math.abs(1 / rayDirX); var deltaDistY = Math.abs(1 / rayDirY); var deltaDistZ = Math.abs(1 / rayDirZ); var stepX, stepY, stepZ; if (rayDirX < 0) { stepX = -1; sideDistX = (cam.x - mapX) * deltaDistX; } else { stepX = +1; sideDistX = (mapX + 1.0 - cam.x) * deltaDistX; } if (rayDirY < 0) { stepY = -1; sideDistY = (cam.y - mapY) * deltaDistY; } else { stepY = +1; sideDistY = (mapY + 1.0 - cam.y) * deltaDistY; } if (rayDirZ < 0) { stepZ = -1; sideDistZ = (cam.z - mapZ) * deltaDistZ; } else { stepZ = +1; sideDistZ = (mapZ + 1.0 - cam.z) * deltaDistZ; } var hit = false; var iters = 0; var abort = false; var side = 0; while (true) { if (sideDistY < sideDistX) { if (sideDistZ < sideDistY) { mapZ += stepZ; sideDistZ += deltaDistZ; side = 2; } else { mapY += stepY; sideDistY += deltaDistY; side = 1; } } else { if (sideDistZ < sideDistX) { mapZ += stepZ; sideDistZ += deltaDistZ; side = 2; } else { mapX += stepX; sideDistX += deltaDistX; side = 0; } } if (!world.inside(mapX, mapY, mapZ)) { if (mapX < 0 && rayDirX < 0) { return [bccol[0], bccol[1], bccol[2], 100]; } if (mapY < 0 && rayDirY < 0) { return [bccol[0], bccol[1], bccol[2], 100]; } if (mapZ < 0 && rayDirZ < 0) { return [bccol[0], bccol[1], bccol[2], 100]; } if (mapX > xSiz - 1 && rayDirX > 0) { return [bccol[0], bccol[1], bccol[2], 100]; } if (mapY > ySiz - 1 && rayDirY > 0) { return [bccol[0], bccol[1], bccol[2], 100]; } if (mapZ > zSiz - 1 && rayDirZ > 0) { return [bccol[0], bccol[1], bccol[2], 100]; } if (++iters > 50) { return [bccol[0], bccol[1], bccol[2], 100]; } } if (world[mapX][mapY][mapZ].value > 0) { var perpWallDist; var whichFace; var wallX, wallY; var dx = mapX - cam.x + (1 - stepX) / 2; var dy = mapY - cam.y + (1 - stepY) / 2; var dz = mapZ - cam.z + (1 - stepZ) / 2; var dside2 = +1; if (side === 0) { perpWallDist = dx / rayDirX; dside2 = rayDirX > 0; } else if (side === 1) { perpWallDist = dy / rayDirY; dside2 = rayDirY > 0; } else { perpWallDist = dz / rayDirZ; dside2 = rayDirZ > 0; } var hitX = cam.x + perpWallDist * rayDirX; var hitY = cam.y + perpWallDist * rayDirY; var hitZ = cam.z + perpWallDist * rayDirZ; var lightX = mapX; var lightY = mapY; var lightZ = mapZ; if (side === 0) { if (rayDirX > 0) { lightX -= 1; } else { lightX += 1; } } else if (side === 1) { if (rayDirY > 0) { lightY -= 1; } else { lightY += 1; } } else { if (rayDirZ > 0) { lightZ -= 1; } else { lightZ += 1; } } var shade = world.getLightAt(lightX, lightY, lightZ) / 15; if (shade === 0) { shade = 1 / 30; } var wallX = 0, wallY = 0; var wh = 1; if (side === 0) { wallX = hitY - Math.floor(hitY); wallY = hitZ - Math.floor(hitZ); wh = 1; } else if (side === 1) { wallX = hitX - Math.floor(hitX); wallY = hitZ - Math.floor(hitZ); wh = 1; } else if (side === 2) { wallX = hitY - Math.floor(hitY); wallY = hitX - Math.floor(hitX); if (rayDirZ > 0) { wh = 0; } else { wh = 2; } } var whichTex = allTextures[world[mapX][mapY][mapZ].value - 1]; var texX = Math.floor(wallX * 16); var texY = Math.floor(wallY * 16); var texL = texX + texY * 16 + wh * 256; var co = whichTex[texL]; if (alpha(co)!==255) { continue; } var sh = side===0?0.75:side===1?0.90:1; sh = shade; return [red(co) sh, green(co) * sh, blue(co) * sh, perpWallDist]; } if (world[mapX][mapY][mapZ].sprites.length) { var spriteIndex = world[mapX][mapY][mapZ].sprites[0]; var sprite = Sprite.sprites[spriteIndex]; var perpWallDist; var dx = mapX - cam.x + (1 - stepX) / 2; var dy = mapY - cam.y + (1 - stepY) / 2; var dz = mapZ - cam.z + (1 - stepZ) / 2; if (side === 0) { perpWallDist = dx / rayDirX; } else if (side === 1) { perpWallDist = dy / rayDirY; } else { perpWallDist = dz / rayDirZ; } var hitX = cam.x + perpWallDist * rayDirX; var hitY = cam.y + perpWallDist * rayDirY; var hitZ = cam.z + perpWallDist * rayDirZ; var res = sprite.castRay(hitX, hitY, hitZ, rayDirX, rayDirY, rayDirZ); if (res !== false) { return [red(res), green(res), blue(res), perpWallDist]; } } if (++iters > 100) { return [bccol[0], bccol[1], bccol[2], 100]; } } }; loadPixels(); var pixels = imageData.data; var ly = 0; draw = function () { var xyCt = Math.cos(cam.rotXY); var xySt = Math.sin(cam.rotXY); var zCt = Math.cos(cam.rotZ); var zSt = Math.sin(cam.rotZ); for (var iy = 0; iy < 4; iy ++) { for (var x = 0; x < 400; x ++) { var y = ly + iy; var ax = x / 400 - 0.5; var ay = y / 400 - 0.5; var baseRayX = 1; var baseRayY = ax; var baseRayZ = ay; // rotate Z var ox = baseRayX, oz = baseRayZ; baseRayX = zCt * ox - zSt * oz; baseRayZ = zCt * oz + zSt * ox; // rotate XY var ox = baseRayX, oy = baseRayY; baseRayX = xyCt * ox - xySt * oy; baseRayY = xyCt * oy + xySt * ox; var rdx = baseRayX; var rdy = baseRayY; var rdz = baseRayZ; var c = renderRay(rdx, rdy, rdz); var l = x + y * width << 2; if (c[3] < viewDistance) { pixels[l + 0] = c[0]; pixels[l + 1] = c[1]; pixels[l + 2] = c[2]; } else if (c[3] < viewDistance + 20) { var amt = (c[3] - viewDistance) / 20; pixels[l + 0] = c[0] * (1 - amt) + bccol[0] * amt; pixels[l + 1] = c[1] * (1 - amt) + bccol[1] * amt; pixels[l + 2] = c[2] * (1 - amt) + bccol[2] * amt; } else { pixels[l + 0] = bccol[0]; pixels[l + 1] = bccol[1]; pixels[l + 2] = bccol[2]; } } } updatePixels(); if (ly < 400) { ly += 4; } }; }; println(draw);
Folds	12,1308
Fork	false
Key	ag5zfmtoYW4tYWNhZGVteXIXCxIKU2NyYXRjaHBhZBiAgJnxl-ePCAw
Votes	311
Spin-Offs	32
Type	PJS
Width	400
Height	400
User Flagged	false
Origin Scratchpad	{"id":"5424030291476480","title":"What are y'all doing at home?","deleted":"false","official":"false"}
Hidden From Hotlist	false
Restricted Posting	false
By Child	false
Author Nick	xacer
Author Name	xacer
Author ID	kaid_936620259368561719366955
Author Profile Access	PUBLIC

Archive Data

Added	10 months ago, 1739364119766
Updated	8 months ago, 1744844813475
Source Deleted	unknown