(function (Kotlin) {
'use strict';
var _ = Kotlin.defineRootPackage(function () {
this.vertexShader_rfnujb$ = '\n attribute vec2 a_position;\n\n uniform vec4 u_viewWindow;\n\n varying vec2 v_coord;\n\n void main(void) {\n v_coord = a_position + u_viewWindow.xy;\n\n gl_Position = vec4(a_position, 0.0, 1.0);\n }\n';
this.fragmentShader_jzx1nv$ = '\n precision mediump float;\n\n varying vec2 v_coord;\n\n void main(void) {\n float xx = 0.0;\n float yy = 0.0;\n float xt = 0.0;\n\n gl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0);\n\n for (int iteration = 0; iteration < 1000; iteration++) {\n if (xx*xx + yy*yy > 4.0) {\n float it = mod(float(iteration) * 13.0, 768.0);\n float red = min(it, 255.0) / 255.0;\n float green = max(0.0, min(it, 511.0) - 256.0);\n float blue = max(0.0, min(it, 767.0) - 512.0);\n gl_FragColor = vec4( red, green, blue, 1.0);\n break;\n }\n xt = xx*xx - yy*yy + v_coord.x;\n yy = 2.0*xx*yy + v_coord.y;\n xx = xt;\n }\n }\n';
this.vertexShader_rfnujb$ = '\n attribute vec2 a_position;\n\n uniform vec4 u_viewWindow;\n\n varying vec2 v_coord;\n\n void main(void) {\n v_coord = a_position * u_viewWindow.zw + u_viewWindow.xy;\n\n gl_Position = vec4(a_position, 0.0, 1.0);\n }\n';
this.fragmentShader_jzx1nv$ = '\n precision mediump float;\n\n uniform vec2 u_julia;\n uniform float u_iteratorOffset;\n\n varying vec2 v_coord;\n\n void main(void) {\n float xx = v_coord.x;\n float yy = v_coord.y;\n float xt = 0.0;\n\n gl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0);\n\n if (xx*xx + yy*yy < 4.0) {\n for (int iteration = 0; iteration < 1000; iteration++) {\n if (xx*xx + yy*yy > 4.0) {\n float mu = u_iteratorOffset + float(iteration) + 1.0 - log(log(xx*xx + yy*yy)) / log(2.0);\n //mu = sqrt(mu);\n\n float it = mod(mu * 23.0, 768.0);\n\n float red = min(it, 255.0) / 255.0;\n float green = max(0.0, min(it, 511.0) - 256.0) / 255.0;\n float blue = max(0.0, min(it, 767.0) - 512.0) / 255.0;\n\n gl_FragColor = vec4( blue, green, red, 1.0);\n break;\n }\n xt = xx*xx - yy*yy + u_julia.x;\n yy = 2.0*xx*yy + u_julia.y;\n xx = xt;\n }\n }\n }\n';
}, /** @lends _ */ {
com: Kotlin.definePackage(null, /** @lends _.com */ {
persesgames: Kotlin.definePackage(null, /** @lends _.com.persesgames */ {
shader: Kotlin.definePackage(null, /** @lends _.com.persesgames.shader */ {
VertextAttributeInfo: Kotlin.createClass(null, function (locationName, numElements) {
this.locationName = locationName;
this.numElements = numElements;
this.location = 0;
this.offset = 0;
}),
ShaderProgram: Kotlin.createClass(null, function (webgl, drawType, vertexShaderSource, fragmentShaderSource, vainfo, setter) {
var tmp$0, tmp$1, tmp$2;
this.webgl = webgl;
this.drawType = drawType;
this.vainfo = vainfo;
this.setter = setter;
this.verticesBlockSize = 0;
this.drawLength = 0;
this.vertex = this.compileShader(vertexShaderSource, WebGLRenderingContext.VERTEX_SHADER);
this.fragment = this.compileShader(fragmentShaderSource, WebGLRenderingContext.FRAGMENT_SHADER);
tmp$0 = this.webgl.createProgram();
if (tmp$0 == null)
throw new Kotlin.IllegalStateException('Unable to request shader program from webgl context!');
this.shaderProgram = tmp$0;
this.webgl.attachShader(this.shaderProgram, this.vertex);
this.webgl.attachShader(this.shaderProgram, this.fragment);
this.webgl.linkProgram(this.shaderProgram);
if (Kotlin.equals(this.webgl.getProgramParameter(this.shaderProgram, WebGLRenderingContext.LINK_STATUS), false)) {
throw new Kotlin.IllegalStateException('Unable to compile shader program!');
}
this.webgl.useProgram(this.shaderProgram);
this.verticesBlockSize = 0;
tmp$1 = Kotlin.modules['stdlib'].kotlin.collections.iterator_123wqf$(Kotlin.arrayIterator(this.vainfo));
while (tmp$1.hasNext()) {
var info = tmp$1.next();
info.location = this.webgl.getAttribLocation(this.shaderProgram, info.locationName);
info.offset = this.verticesBlockSize;
this.verticesBlockSize += info.numElements;
}
tmp$2 = this.drawType;
if (tmp$2 === WebGLRenderingContext.TRIANGLES)
this.drawLength = this.verticesBlockSize * 3;
else {
this.drawLength = this.verticesBlockSize;
}
}, /** @lends _.com.persesgames.shader.ShaderProgram.prototype */ {
compileShader: function (source, type) {
var tmp$0;
var result;
tmp$0 = this.webgl.createShader(type);
if (tmp$0 == null)
throw new Kotlin.IllegalStateException('Unable to request shader from webgl context!');
result = tmp$0;
this.webgl.shaderSource(result, source);
this.webgl.compileShader(result);
if (Kotlin.equals(this.webgl.getShaderParameter(result, WebGLRenderingContext.COMPILE_STATUS), false)) {
throw new Kotlin.IllegalStateException('Unable to compile shader!' + '\n' + source + '\n' + '\n' + Kotlin.toString(this.webgl.getShaderInfoLog(result)));
}
return result;
},
begin_t0l48p$: function (attribBuffer, userdata) {
var tmp$0;
this.webgl.useProgram(this.shaderProgram);
this.webgl.bindBuffer(WebGLRenderingContext.ARRAY_BUFFER, attribBuffer);
tmp$0 = Kotlin.modules['stdlib'].kotlin.collections.iterator_123wqf$(Kotlin.arrayIterator(this.vainfo));
while (tmp$0.hasNext()) {
var info = tmp$0.next();
this.webgl.enableVertexAttribArray(info.location);
this.webgl.vertexAttribPointer(info.location, info.numElements, WebGLRenderingContext.FLOAT, false, this.verticesBlockSize * 4, info.offset * 4);
}
this.setter(this, userdata);
},
end: function () {
var tmp$0;
tmp$0 = Kotlin.modules['stdlib'].kotlin.collections.iterator_123wqf$(Kotlin.arrayIterator(this.vainfo));
while (tmp$0.hasNext()) {
var info = tmp$0.next();
this.webgl.disableVertexAttribArray(info.location);
}
this.webgl.useProgram(null);
},
getAttribLocation_61zpoe$: function (location) {
return this.webgl.getAttribLocation(this.shaderProgram, location);
},
getUniformLocation_61zpoe$: function (location) {
return this.webgl.getUniformLocation(this.shaderProgram, location);
},
setUniform1f_9sobi5$: function (location, value) {
this.webgl.uniform1f(this.getUniformLocation_61zpoe$(location), value);
},
setUniform2f_9xt0da$: function (location, v1, v2) {
this.webgl.uniform2f(this.getUniformLocation_61zpoe$(location), v1, v2);
},
setUniform4f_kjn4ou$: function (location, v1, v2, v3, v4) {
this.webgl.uniform4f(this.getUniformLocation_61zpoe$(location), v1, v2, v3, v4);
},
setUniform1i_bm4lxs$: function (location, value) {
this.webgl.uniform1i(this.getUniformLocation_61zpoe$(location), value);
},
setUniformMatrix4fv_pphpxd$: function (location, value) {
this.webgl.uniformMatrix4fv(this.getUniformLocation_61zpoe$(location), false, value);
}
})
})
})
}),
ShaderData: Kotlin.createClass(null, function () {
this.offsetX = 0.0;
this.offsetY = 0.0;
}),
MandelBrot: Kotlin.createClass(null, function (html) {
var tmp$0;
this.html = html;
this.webgl = this.html.webgl;
this.data = new _.ShaderData();
this.start = (new Date()).getTime();
var array = [-1.0, -1.0, 1.0, -1.0, 1.0, 1.0, 1.0, 1.0, -1.0, 1.0, -1.0, -1.0];
this.vertices = new Float32Array(array.length);
this.vertices.set(array, 0);
var setter = _.MandelBrot.MandelBrot$f;
var vainfo = [new _.com.persesgames.shader.VertextAttributeInfo('a_position', 2)];
this.shaderProgram = new _.com.persesgames.shader.ShaderProgram(this.webgl, WebGLRenderingContext.TRIANGLES, _.vertexShader_rfnujb$, _.fragmentShader_jzx1nv$, vainfo, setter);
tmp$0 = this.webgl.createBuffer();
if (tmp$0 == null)
throw new Kotlin.IllegalStateException('Unable to create webgl buffer!');
this.attribBuffer = tmp$0;
this.webgl.bindBuffer(WebGLRenderingContext.ARRAY_BUFFER, this.attribBuffer);
}, /** @lends _.MandelBrot.prototype */ {
getColor_14dthe$: function (mu) {
var clr1 = mu | 0;
var t2 = mu - clr1;
var t1 = 1 - t2;
clr1 = clr1 % 768;
},
render: function () {
this.html.resize();
this.webgl.clearColor(1.0, 1.0, 1.0, 1.0);
this.webgl.clear(WebGLRenderingContext.COLOR_BUFFER_BIT);
var time = (this.start - (new Date()).getTime()) / 1000.0;
this.data.offsetX = Math.sin(time);
this.data.offsetY = Math.cos(time);
this.shaderProgram.begin_t0l48p$(this.attribBuffer, this.data);
this.webgl.bufferData(WebGLRenderingContext.ARRAY_BUFFER, this.vertices, WebGLRenderingContext.DYNAMIC_DRAW);
this.webgl.drawArrays(this.shaderProgram.drawType, 0, 6);
this.shaderProgram.end();
window.requestAnimationFrame(_.MandelBrot.render$f(this));
}
}, /** @lends _.MandelBrot */ {
render$f: function (this$MandelBrot) {
return function (it) {
this$MandelBrot.render();
};
},
MandelBrot$f: function (program, data) {
program.setUniform4f_kjn4ou$('u_viewWindow', data.offsetX, data.offsetY, 0.0, 0.0);
}
}),
HTMLElements: Kotlin.createClass(null, function () {
var tmp$0, tmp$1, tmp$2, tmp$3;
this.windowWidth = 0;
this.windowHeight = 0;
this.container = Kotlin.isType(tmp$0 = document.createElement('div'), HTMLElement) ? tmp$0 : Kotlin.throwCCE();
this.canvas = Kotlin.isType(tmp$1 = document.createElement('canvas'), HTMLCanvasElement) ? tmp$1 : Kotlin.throwCCE();
this.container.setAttribute('style', 'position: relative;');
this.canvas.setAttribute('style', 'position: absolute; left: 0px; top: 0px; z-index: 10; width: 2000px; height: 1000px;');
((tmp$2 = document.body) != null ? tmp$2 : Kotlin.throwNPE()).appendChild(this.container);
this.container.appendChild(this.canvas);
this.webgl = Kotlin.isType(tmp$3 = this.canvas.getContext('webgl'), WebGLRenderingContext) ? tmp$3 : Kotlin.throwCCE();
}, /** @lends _.HTMLElements.prototype */ {
resize: function () {
var windowWidth = window.innerWidth | 0;
var windowHeight = window.innerHeight | 0;
if (this.windowWidth !== windowWidth || this.windowHeight !== windowHeight) {
this.windowWidth = windowWidth;
this.windowHeight = windowHeight;
this.canvas.setAttribute('width', windowWidth.toString() + 'px');
this.canvas.setAttribute('height', windowHeight.toString() + 'px');
this.canvas.setAttribute('style', 'position: absolute; left: 0px; top: 0px; z-index: 5; width: ' + windowWidth + 'px; height: ' + windowHeight + 'px;');
this.webgl.viewport(0, 0, windowWidth, windowHeight);
}
},
getColor_14dthe$: function (mu) {
var clr1 = mu | 0;
var t2 = mu - clr1;
var t1 = 1 - t2;
clr1 = clr1 % 768;
},
drawMandel: function () {
var tmp$0, tmp$1;
var xs;
var ys;
var xx;
var yy;
var xt;
var iteration;
var max_iteration = 767;
var halfWindowHeight = this.windowHeight / 2 | 0;
var red;
var green;
var blue;
var fillStyle;
var mu;
tmp$0 = this.windowWidth;
for (var x = 0; x <= tmp$0; x++) {
tmp$1 = this.windowHeight;
for (var y = 0; y <= tmp$1; y++) {
xs = 4.0 / this.windowWidth * x - 2.0;
ys = 4.0 - 4.0 / this.windowHeight * y - 2.0;
xx = 0.0;
yy = 0.0;
iteration = 0;
while (xx * xx + yy * yy < 4 && iteration < max_iteration) {
xt = xx * xx - yy * yy + xs;
yy = 2 * xx * yy + ys;
xx = xt;
iteration++;
}
if (iteration === max_iteration) {
fillStyle = 'rgb(0, 0, 0)';
}
else {
iteration = iteration * 13 % 768;
red = Math.min(iteration, 255);
green = Math.max(0, Math.min(iteration, 511) - 256);
blue = Math.max(0, Math.min(iteration, 767) - 512);
fillStyle = 'rgb(' + red + ', ' + green + ', ' + blue + ')';
}
}
}
},
drawJulia_lu1900$: function (xc, yc) {
var tmp$0, tmp$1;
var xx;
var yy;
var xt;
var iteration;
var max_iteration = 511;
var red;
var green;
var blue;
var fillStyle;
tmp$0 = this.windowWidth;
for (var x = 0; x <= tmp$0; x++) {
tmp$1 = this.windowHeight;
for (var y = 0; y <= tmp$1; y++) {
xx = 4.0 / this.windowWidth * x - 2.0;
yy = 4.0 - 4.0 / this.windowHeight * y - 2.0;
iteration = 0;
while (xx * xx + yy * yy < 4 && iteration < max_iteration) {
xt = xx * xx - yy * yy + xc;
yy = 2 * xx * yy + yc;
xx = xt;
iteration++;
}
if (iteration === max_iteration) {
fillStyle = 'rgb(0, 0, 0)';
}
else {
iteration = iteration * 31 % 512;
red = Math.min(iteration, 255);
green = Math.max(0, Math.min(iteration, 511) - 256);
blue = Math.max(0, Math.min(iteration, 767) - 512);
fillStyle = 'rgb(' + red + ', ' + green + ', ' + blue + ')';
}
}
}
},
render: function () {
this.webgl.clearColor(1.0, 1.0, 1.0, 1.0);
this.webgl.clear(WebGLRenderingContext.COLOR_BUFFER_BIT);
}
}),
main_kand9s$: function (args) {
var html = new _.HTMLElements();
var mandelBrot = new _.MandelBrot(html);
var julia = new _.Julia(html);
julia.render();
},
JuliaData: Kotlin.createClass(null, function () {
this.juliaX = 0.0;
this.juliaY = 0.0;
this.offsetX = 0.0;
this.offsetY = 0.0;
this.scaleX = 1.0;
this.scaleY = 1.0;
this.iteratorOffset = 0.0;
}),
Julia: Kotlin.createClass(null, function (html) {
var tmp$0;
this.html = html;
this.webgl = this.html.webgl;
this.data = new _.JuliaData();
this.start = (new Date()).getTime();
var array = [-1.0, -1.0, 1.0, -1.0, 1.0, 1.0, 1.0, 1.0, -1.0, 1.0, -1.0, -1.0];
this.vertices = new Float32Array(array.length);
this.vertices.set(array, 0);
var setter = _.Julia.Julia$f;
var vainfo = [new _.com.persesgames.shader.VertextAttributeInfo('a_position', 2)];
this.shaderProgram = new _.com.persesgames.shader.ShaderProgram(this.webgl, WebGLRenderingContext.TRIANGLES, _.vertexShader_rfnujb$, _.fragmentShader_jzx1nv$, vainfo, setter);
tmp$0 = this.webgl.createBuffer();
if (tmp$0 == null)
throw new Kotlin.IllegalStateException('Unable to create webgl buffer!');
this.attribBuffer = tmp$0;
this.webgl.bindBuffer(WebGLRenderingContext.ARRAY_BUFFER, this.attribBuffer);
}, /** @lends _.Julia.prototype */ {
render: function () {
this.html.resize();
this.webgl.clearColor(1.0, 1.0, 1.0, 1.0);
this.webgl.clear(WebGLRenderingContext.COLOR_BUFFER_BIT);
var time = (this.start - (new Date()).getTime()) / 500.0;
this.data.juliaX = 0.2800000011920929 + Math.sin(time / 31) / 100.0;
this.data.juliaY = 0.00800000037997961 + Math.cos(time / 23.07) / 100.0;
this.data.scaleX = 1.2999999523162842 - Math.sin(time / 10.0) * 0.5;
this.data.scaleY = 1.2999999523162842 - Math.sin(time / 10.0) * 0.5;
this.data.iteratorOffset = 0.0;
this.shaderProgram.begin_t0l48p$(this.attribBuffer, this.data);
this.webgl.bufferData(WebGLRenderingContext.ARRAY_BUFFER, this.vertices, WebGLRenderingContext.DYNAMIC_DRAW);
this.webgl.drawArrays(this.shaderProgram.drawType, 0, 6);
this.shaderProgram.end();
window.requestAnimationFrame(_.Julia.render$f(this));
}
}, /** @lends _.Julia */ {
render$f: function (this$Julia) {
return function (it) {
this$Julia.render();
};
},
Julia$f: function (program, data) {
program.setUniform2f_9xt0da$('u_julia', data.juliaX, data.juliaY);
program.setUniform4f_kjn4ou$('u_viewWindow', data.offsetX, data.offsetY, data.scaleX, data.scaleY);
program.setUniform1f_9sobi5$('u_iteratorOffset', data.iteratorOffset);
}
})
});
Kotlin.defineModule('mandelbrot', _);
_.main_kand9s$([]);
}(Kotlin));
