function drawPixels(forceTick=false) { // newCurrentPixels = shuffled currentPixels var newCurrentPixels = currentPixels.slice(); var pixelsFirst = []; var pixelsLast = []; if (!paused || forceTick) { shuffleArray(newCurrentPixels); } /*{newCurrentPixels.sort(function(p) { // shuffle the pixels but keep elements[p.element].isGas last return 0.5 - Math.random(); })} // shuffle the pixels if not paused*/ for (var i = 0; i < newCurrentPixels.length; i++) { pixel = newCurrentPixels[i]; //if (pixelMap[pixel.x][pixel.y] == undefined || currentPixels.indexOf(pixel) == -1) {continue} if (pixel.del) {continue} if (!paused || forceTick) { if (elements[pixel.element].tick) { // Run tick function if it exists elements[pixel.element].tick(pixel); } if (pixel.del) {continue} if (elements[pixel.element].behavior) { // Parse behavior if it exists pixelTick(pixel); } }; if (elements[pixel.element].isGas) { pixelsLast.push(pixel); } else { pixelsFirst.push(pixel); } } adjacentCoords = [ [0,1], [0,-1], [1,0], [-1,0] ]; biCoords = [ [0,1], [1,0] ]; // Draw the current pixels var canvas = document.getElementById("game"); var ctx = canvas.getContext("2d"); var pixelDrawList = pixelsFirst.concat(pixelsLast); for (var i = 0; i < pixelDrawList.length; i++) { pixel = pixelDrawList[i]; if (pixelMap[pixel.x][pixel.y] == undefined) {continue} if (view===null || view===3) { ctx.fillStyle = pixel.color; } else if (view === 2) { // thermal view // set the color to pixel.temp, from hottest at 0 hue to coldest 225 hue, with the minimum being -273, max being 6000 var temp = pixel.temp; if (temp < -273) {temp = -273} if (temp > 6000) {temp = 6000} var hue = 225 - (temp/6000)*225; if (hue < 0) {hue = 0} if (hue > 225) {hue = 225} ctx.fillStyle = "hsl("+hue+",100%,50%)"; } else if (view === 4) { // smooth view, average of surrounding pixels var colorlist = []; // check adjacent coords on the pixelMap, add the color to the list if the pixel is not empty and the color indexOf "rgb" is not -1 for (var j = 0; j < biCoords.length; j++) { var x = pixel.x + biCoords[j][0]; var y = pixel.y + biCoords[j][1]; if (isEmpty(x,y,true) || elements[pixelMap[x][y].element].state !== elements[pixel.element].state) {continue} var color = pixelMap[x][y].color; if (color.indexOf("rgb") !== -1) { colorlist.push(color.match(/\d+/g)); } } if (colorlist.length === 0) { ctx.fillStyle = pixel.color; } else { ctx.fillStyle = averageRGB(colorlist); } } if ((view === null || view === 4) && elements[pixel.element].state === "gas") { ctx.globalAlpha = 0.66; ctx.beginPath(); ctx.arc((pixel.x+0.5)*pixelSize, (pixel.y+0.5)*pixelSize, pixelSize*1.5, 0, 2 * Math.PI, false); ctx.fill(); ctx.globalAlpha = 1; } else { // draw the pixel (default) ctx.beginPath(); ctx.arc((pixel.x+0.5)*pixelSize, (pixel.y+0.5)*pixelSize, pixelSize/2, 0, 2 * Math.PI, false); ctx.fill(); } if (pixel.charge && view !== 2) { // Yellow glow on charge if (!elements[pixel.element].colorOn) { if ((view === null || view === 4) && elements[pixel.element].state === "gas") { ctx.fillStyle = "rgba(255,255,0,0.5)"; ctx.beginPath(); ctx.arc((pixel.x+0.5)*pixelSize, (pixel.y+0.5)*pixelSize, pixelSize*1.5, 0, 2 * Math.PI, false); ctx.fill(); } else { ctx.fillStyle = "rgba(255,255,0,0.5)"; ctx.beginPath(); ctx.arc((pixel.x+0.5)*pixelSize, (pixel.y+0.5)*pixelSize, pixelSize/2, 0, 2 * Math.PI, false); ctx.fill(); } } } } if ((!paused) || forceTick) {pixelTicks++}; }