// could assetslibrary auto byref those projects ?
// https://sites.google.com/a/jsc-solutions.net/work/knowledge-base/15-dualvr/20150818
// https://sites.google.com/a/jsc-solutions.net/work/knowledge-base/15-dualvr/20150809/chrome-filesystem
/// <summary>
/// This is a javascript application.
/// </summary>
/// <param name="page">HTML document rendered by the web server which can now be enhanced.</param>
public Application(IApp page)
{
//Native.document.documentElement.style.overflow = IStyle.OverflowEnum.auto;
// chrome by default has no scrollbar, bowser does
Native.document.documentElement.style.overflow = IStyle.OverflowEnum.hidden;
Native.body.style.margin = "0px";
Native.body.Clear();
// ipad?
Native.window.onerror +=
e =>
{
new IHTMLPre {
"error " + new { e.error }
}.AttachToDocument();
};
// https://www.youtube.com/watch?v=tnS8K0yhmZU
// http://www.reddit.com/r/oculus/comments/2sv5lk/new_release_of_shadertoy_vr/
// https://www.shadertoy.com/view/lsSGRz
// https://sites.google.com/a/jsc-solutions.net/backlog/knowledge-base/2015/201503/20150309
// https://zproxy.wordpress.com/2015/03/09/project-windstorm/
// https://github.com/jimbo00000/RiftRay
#region += Launched chrome.app.window
dynamic self = Native.self;
dynamic self_chrome = self.chrome;
object self_chrome_socket = self_chrome.socket;
if (self_chrome_socket != null)
{
if (!(Native.window.opener == null && Native.window.parent == Native.window.self))
{
Console.WriteLine("chrome.app.window.create, is that you?");
// pass thru
}
else
{
// should jsc send a copresence udp message?
chrome.runtime.UpdateAvailable += delegate
{
new chrome.Notification(title: "UpdateAvailable");
};
chrome.app.runtime.Launched += async delegate
{
// 0:12094ms chrome.app.window.create {{ href = chrome-extension://aemlnmcokphbneegoefdckonejmknohh/_generated_background_page.html }}
Console.WriteLine("chrome.app.window.create " + new { Native.document.location.href });
new chrome.Notification(title: "ChromeUDPSendAsync");
var xappwindow = await chrome.app.window.create(
Native.document.location.pathname, options: null
);
//xappwindow.setAlwaysOnTop
xappwindow.show();
await xappwindow.contentWindow.async.onload;
Console.WriteLine("chrome.app.window loaded!");
};
return;
}
}
#endregion
Console.WriteLine("create WebGLRenderingContext");
var gl = new WebGLRenderingContext(alpha: true);
if (gl == null)
{
Native.body.style.backgroundColor = "yellow";
new IHTMLPre {
// https://code.google.com/p/chromium/issues/detail?id=294207
"Rats! WebGL hit a snag.",
//new IHTMLAnchor { href = "about:gpu", innerText = "about:gpu" }
}.AttachToDocument();
return;
}
Native.body.style.backgroundColor = "blue";
gl.oncontextlost += async e =>
{
// The GPU process hung. Terminating after 10000 ms.
// GpuProcessHostUIShim: The GPU process crashed!
Native.body.style.backgroundColor = "red";
Native.body.Clear();
new IHTMLPre {
// https://code.google.com/p/chromium/issues/detail?id=294207
//"The GPU process crashed! (or did the graphics driver crash?)",
"The GPU process crashed! (or did the display driver crash?)",
//new IHTMLAnchor { href = "about:gpu", innerText = "about:gpu" }
}.AttachToDocument();
// reload?
//if (Native.window.confirm("oncontextlost, retry or refresh later?"))
//{
// Native.body.style.backgroundColor = "yellow";
// //e.
//}
await new IHTMLButton { "blacklist " + new { Native.document.location.hash } + " shader, reload tab to reload gpu. (or restart browser)" }.AttachToDocument().async.onclick;
Native.window.localStorage[new { Native.document.location.hash }] = "blacklisted";
// reload gpu?
Native.document.location.reload();
};
//gl.canvas.async.oncont
var combo = new IHTMLSelect().AttachToDocument();
combo.style.position = IStyle.PositionEnum.absolute;
combo.style.left = "0px";
combo.style.top = "0px";
//combo.style.right = "0px";
combo.style.width = "100%";
combo.style.backgroundColor = "rgba(255,255,255,0.5)";
//combo.style.backgroundColor = "rgba(255,255,0,0.5)";
//combo.style.background = "linear-gradient(to bottom, rgba(255,255,255,0.5 0%,rgba(255,255,255,0.0 100%))";
combo.style.border = "0px solid transparent";
combo.style.fontSize = "large";
combo.style.paddingLeft = "1em";
combo.style.fontFamily = IStyle.FontFamilyEnum.Verdana;
combo.style.cursor = IStyle.CursorEnum.pointer;
//var mAudioContext = new AudioContext();
var c = gl.canvas.AttachToDocument();
#region onresize
new { }.With(
async delegate
{
do
{
c.width = Native.window.Width;
c.height = Native.window.Height;
c.style.SetSize(c.width, c.height);
}
while (await Native.window.async.onresize);
}
);
#endregion
#region CaptureMouse
var mMouseOriX = 0;
var mMouseOriY = 0;
var mMousePosX = 0;
var mMousePosY = 0;
c.onmousedown += async ev =>
{
mMouseOriX = ev.CursorX;
//mMouseOriY = ev.CursorY;
mMouseOriY = c.height - ev.CursorY;
mMousePosX = mMouseOriX;
mMousePosY = mMouseOriY;
// why aint it canvas?
//ev.Element
//ev.CaptureMouse();
// using ?
ev.Element.requestPointerLock();
await ev.Element.async.onmouseup;
Native.document.exitPointerLock();
mMouseOriX = -Math.Abs(mMouseOriX);
mMouseOriY = -Math.Abs(mMouseOriY);
};
//c.ontouchmove +=
c.onmousemove += ev =>
{
if (ev.MouseButton == IEvent.MouseButtonEnum.Left)
{
mMousePosX += ev.movementX;
mMousePosY += ev.movementY;
}
};
c.onmousewheel += ev =>
{
ev.preventDefault();
ev.stopPropagation();
mMousePosY += 3 * ev.WheelDirection;
};
#endregion
// http://www.wufoo.com/html5/attributes/05-list.html
// http://www.w3schools.com/tags/att_input_list.asp
//uiauto.datalist1.EnsureID();
//uiauto.search.list = uiauto.datalist1.id;
//uiauto.datalist1.id = "datalist1";
//uiauto.search.list = "datalist1";
//new IHTMLPre { new { uiauto.search.list, uiauto.datalist1.id } }.AttachToDocument();
var sw = Stopwatch.StartNew();
//new IHTMLOption { value = "", innerText = $"{References.programs.Count} shaders available" }.AttachTo(combo);
new IHTMLOption { value = "", innerText = b.programs.Count + " shaders available" }.AttachTo(combo);
// should bind the selection to uri and reload if gpu crashes.
#region can we have a next button?
// https://sites.google.com/a/jsc-solutions.net/work/knowledge-base/15-dualvr/20150807/shadertoy
new IHTMLButton { "next" }.AttachToDocument().With(
next =>
{
new IStyle(next)
{
position = IStyle.PositionEnum.absolute,
right = "1em",
top = "2em",
bottom = "1em",
padding = "4em"
};
next.onclick += delegate
{
var n = combo.selectedIndex + 1;
Console.WriteLine(new { n });
combo.selectedIndex = n;
// if we are on a laptop, by clicking the button perhaps now you want to click right arrow?
combo.focus();
};
}
);
#endregion
// do not add byref if bypackage is available!
// Severity Code Description Project File Line
//Error CS0433 The type 'ShaderToy' exists in both 'ChromeShaderToyColumns, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null' and 'WebGL ShaderToy, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null' ChromeShaderToyPrograms.b Z:\jsc.svn\examples\javascript\chrome\apps\WebGL\ChromeShaderToyPrograms\ChromeShaderToyPrograms.b\Application.cs 283
ShaderToy.EffectPass pip = null;
// http://stackoverflow.com/questions/25289390/html-how-to-make-input-type-list-only-accept-a-list-choice
//References.programs.Keys.WithEachIndex(
b.programs.Keys.WithEachIndex(
async (key, index) =>
{
//var text = (1 + index) + " of " + References.programs.Count + " " + key.SkipUntilIfAny("ChromeShaderToy").Replace("By", " by ");
var text = (1 + index) + " of " + b.programs.Count + " " + key.SkipUntilIfAny("ChromeShaderToy").Replace("By", " by ");
var blacklisted = Native.window.localStorage[new { hash = "#" + key }] == "blacklisted";
if (blacklisted)
{
var option0 = new IHTMLOption { value = key, innerText = "blacklisted " + text }.AttachTo(combo);
return;
}
var option = new IHTMLOption { value = key, innerText = text }.AttachTo(combo);
await Native.window.async.onframe;
// um should we preselect it? did we come from a reload? did gpu crash?
if (Native.document.location.hash == "#" + key)
{
// 0 is the header.. should it be a optionheader instead?
combo.selectedIndex = 1 + index;
}
// we are about to create 100 objects. does it have any impact to UI?
//var frag = References.programs[key]();
var frag = b.programs[key]();
// 0ms Error: {{ infoLog = WARNING: 0:13: '=' : global variable initializers should be constant expressions (uniforms and globals are allowed in global initializers for legacy compatibility)
// can we detect errors correctly?
var len = frag.ToString().Length;
option.innerText = text + " " + new
{
//frame,
//load = load.ElapsedMilliseconds + "ms ",
frag = len + "bytes ",
// a telemetry to track while running on actual hardware
//fragGPU = pass0.xCreateShader.fsTranslatedShaderSource.Length + " bytes"
};
// cant we get it if we manually set it?
await option.async.onselect;
// first time select. before we try to load the shader, lets make sure we remember what causes the gpu crash
// 2278ms select {{ key = InvadersByIapafoto, index = 10, hash = #InputTimeByIq }}
await Native.document.location.replace("#" + key);
// need two frames to see a change in hash?
//await Native.window.async.onframe;
//await Native.window.async.onframe;
// unless from previous refresh it crashed gpu?
Console.WriteLine("select " + new { key, index, Native.document.location.hash });
var load = Stopwatch.StartNew();
// defined at?
// "C:\util\jsc\nuget\WebGL.ShaderToy.1.0.0.0.nupkg"
var pass0 = new ShaderToy.EffectPass(
gl: gl,
precission: ShaderToy.DetermineShaderPrecission(gl),
supportDerivatives: gl.getExtension("OES_standard_derivatives") != null
);
pass0.MakeHeader_Image();
pass0.NewShader_Image(frag);
load.Stop();
new { }.With(
async delegate
{
while (await option.async.ondeselect)
{
pip = pass0;
await option.async.onselect;
}
}
);
var framesInSecond = 0;
var theSecond = Stopwatch.StartNew();
var frame = 0;
do
{
// can we change uri so a refresh would reload the same program?
// perhaps its time to review historic api?
Native.document.location.replace("#" + key);
frame++;
framesInSecond++;
if (theSecond.ElapsedMilliseconds >= 1000)
{
//option.innerText = key + new { frame };
option.innerText = text + " " + new
{
//frame,
framesInSecond,
load = load.ElapsedMilliseconds + "ms ",
frag = len + "bytes ",
// a telemetry to track while running on actual hardware
fragGPU = pass0.xCreateShader.fsTranslatedShaderSource.Length + " bytes"
};
framesInSecond = 0;
//theSecond.Restart();
theSecond = Stopwatch.StartNew();
}
// can we scale?
pass0.Paint_Image(
sw.ElapsedMilliseconds / 1000.0f,
mMouseOriX,
mMouseOriY,
mMousePosX,
mMousePosY,
zoom: 1.0f
);
if (pip != null)
{
// can we scale?
pip.Paint_Image(
sw.ElapsedMilliseconds / 1000.0f,
mMouseOriX,
mMouseOriY,
mMousePosX,
mMousePosY,
zoom: 0.10f
);
}
// what does it do?
gl.flush();
// wither we are selected or we are pip?
await option.async.selected;
}
while (await Native.window.async.onframe);
}
);
}
// https://sites.google.com/a/jsc-solutions.net/work/knowledge-base/15-dualvr/20150808/equirectangular
// https://sites.google.com/a/jsc-solutions.net/work/knowledge-base/15-dualvr/20150718/shadertoy
// https://sites.google.com/a/jsc-solutions.net/work/knowledge-base/15-dualvr/20150706
// subst b: X:\jsc.svn\examples\javascript\chrome\apps\WebGL\ChromeShaderToyColumns\ChromeShaderToyColumns\bin\Debug\staging\ChromeShaderToyColumns.Application\web
public Application(IApp page)
{
#region += Launched chrome.app.window
dynamic self = Native.self;
dynamic self_chrome = self.chrome;
object self_chrome_socket = self_chrome.socket;
if (self_chrome_socket != null)
{
if (!(Native.window.opener == null && Native.window.parent == Native.window.self))
{
Console.WriteLine("chrome.app.window.create, is that you?");
// pass thru
}
else
{
// should jsc send a copresence udp message?
chrome.runtime.UpdateAvailable += delegate
{
new chrome.Notification(title: "UpdateAvailable");
};
chrome.app.runtime.Launched += async delegate
{
// 0:12094ms chrome.app.window.create {{ href = chrome-extension://aemlnmcokphbneegoefdckonejmknohh/_generated_background_page.html }}
Console.WriteLine("chrome.app.window.create " + new { Native.document.location.href });
new chrome.Notification(title: "ChromeUDPSendAsync");
var xappwindow = await chrome.app.window.create(
Native.document.location.pathname, options: null
);
//xappwindow.setAlwaysOnTop
xappwindow.show();
await xappwindow.contentWindow.async.onload;
Console.WriteLine("chrome.app.window loaded!");
};
return;
}
}
#endregion
// view-source:https://www.shadertoy.com/view/Xls3WS
// https://www.shadertoy.com/api
// https://www.shadertoy.com/view/Xls3WS
// https://www.shadertoy.com/js/cmRenderUtils.js
// https://www.shadertoy.com/js/effect.js
// what does it take to import those nice shaders into jsc world?
// x:\jsc.svn\examples\javascript\webgl\webglchocolux\webglchocolux\application.cs
// it looks there are no channels.
// is it a vert or frag?
// fragColor = vec4( col, 1.0 );
// must be a frag
// <body onload="watchInit()"
//ChromeShaderToyColumns.Library.ShaderToy.AttachToDocument(
// new Shaders.ProgramFragmentShader()
//);
new { }.With(
async delegate
{
Native.body.style.margin = "0px";
(Native.body.style as dynamic).webkitUserSelect = "auto";
var vs = new Shaders.ProgramFragmentShader();
var mAudioContext = new AudioContext();
var gl = new WebGLRenderingContext(alpha: true);
var c = gl.canvas.AttachToDocument();
c.style.SetSize(460, 237);
c.width = 460;
c.height = 237;
var u = new UIKeepRendering
{
animate = true
}.AttachToDocument();
//new IHTMLPre { "init..." }.AttachToDocument();
// function ShaderToy( parentElement, editorParent, passParent )
// function buildInputsUI( me )
// this.mGLContext = createGlContext( this.mCanvas, false, true );
// {alpha: useAlpha, depth: false, antialias: false, stencil: true, premultipliedAlpha: false, preserveDrawingBuffer: usePreserveBuffer }
var mMouseOriX = 0;
var mMouseOriY = 0;
var mMousePosX = 0;
var mMousePosY = 0;
// 308
//var mEffect = new Library.ShaderToy.Effect(
// mAudioContext,
// gl,
// callback: delegate
// {
// new IHTMLPre { "at callback" }.AttachToDocument();
// },
// obj: null,
// forceMuted: false,
// forcePaused: false
//);
////mEffect.mPasses[0].NewTexture
//// EffectPass.prototype.NewTexture = function( wa, gl, slot, url )
//// this.mPasses[j].Create( rpass.type, this.mAudioContext, this.mGLContext );
//// EffectPass.prototype.MakeHeader_Image = function( precission, supportDerivatives )
//mEffect.mPasses[0].MakeHeader_Image();
//// EffectPass.prototype.NewShader = function( gl, shaderCode )
//// EffectPass.prototype.NewShader_Image = function( gl, shaderCode )
//mEffect.mPasses[0].NewShader_Image(vs);
//// ShaderToy.prototype.resetTime = function()
// Effect.prototype.ResetTime = function()
// ShaderToy.prototype.startRendering = function()
// Effect.prototype.Paint = function(time, mouseOriX, mouseOriY, mousePosX, mousePosY, isPaused)
// EffectPass.prototype.Paint = function( wa, gl, time, mouseOriX, mouseOriY, mousePosX, mousePosY, xres, yres, isPaused )
// EffectPass.prototype.Paint_Image = function( wa, gl, time, mouseOriX, mouseOriY, mousePosX, mousePosY, xres, yres )
var pass = new Library.ShaderToy.EffectPass(
mAudioContext,
gl,
precission: Library.ShaderToy.DetermineShaderPrecission(gl),
supportDerivatives: gl.getExtension("OES_standard_derivatives") != null,
callback: null,
obj: null,
forceMuted: false,
forcePaused: false,
//quadVBO: Library.ShaderToy.createQuadVBO(gl, right: 0, top: 0),
outputGainNode: null
);
pass.MakeHeader_Image();
pass.NewShader_Image(vs);
var sw = Stopwatch.StartNew();
do
{
pass.Paint_Image(
sw.ElapsedMilliseconds / 1000.0f,
mMouseOriX,
mMouseOriY,
mMousePosX,
mMousePosY
//,
// gl_FragCoord
// cannot be scaled, and can be referenced directly.
// need another way to scale
//zoom: 0.3f
);
// what does it do?
// need redux build..
gl.flush();
await u.animate.async.@checked;
}
while (await Native.window.async.onframe);
}
);
}
// https://sites.google.com/a/jsc-solutions.net/work/knowledge-base/15-dualvr/20150706
// subst b: r:\jsc.svn\examples\glsl\future\GLSLShaderToyPip\GLSLShaderToyPip\bin\Debug\staging\GLSLShaderToyPip.Application\web
/// <summary>
/// This is a javascript application.
/// </summary>
/// <param name="page">HTML document rendered by the web server which can now be enhanced.</param>
public Application(IApp page)
{
// the idea of this exammple
// is to look at how multiple shaders can be linked to work together.
// we need two shaders
// first we could run them as separate programs in pip mode
// selected by the host/javascript
// then repeat the same experiment, but have the shader do the pip in a single program
// later shader code could be nugeted
// lets have a copy of
// X:\jsc.svn\examples\javascript\chrome\apps\WebGL\ChromeShaderToyQuadraticBezierByMattdesl\ChromeShaderToyQuadraticBezierByMattdesl\Shaders\Program.frag
// locally should we need to modify it..
// can we change colors?
// https://www.shadertoy.com/view/lsSGRz
#region += Launched chrome.app.window
dynamic self = Native.self;
dynamic self_chrome = self.chrome;
object self_chrome_socket = self_chrome.socket;
if (self_chrome_socket != null)
{
if (!(Native.window.opener == null && Native.window.parent == Native.window.self))
{
Console.WriteLine("chrome.app.window.create, is that you?");
// pass thru
}
else
{
// should jsc send a copresence udp message?
chrome.runtime.UpdateAvailable += delegate
{
new chrome.Notification(title: "UpdateAvailable");
};
chrome.app.runtime.Launched += async delegate
{
// 0:12094ms chrome.app.window.create {{ href = chrome-extension://aemlnmcokphbneegoefdckonejmknohh/_generated_background_page.html }}
Console.WriteLine("chrome.app.window.create " + new { Native.document.location.href });
new chrome.Notification(title: "ChromeUDPSendAsync");
var xappwindow = await chrome.app.window.create(
Native.document.location.pathname, options: null
);
//xappwindow.setAlwaysOnTop
xappwindow.show();
await xappwindow.contentWindow.async.onload;
Console.WriteLine("chrome.app.window loaded!");
};
return;
}
}
#endregion
new { }.With(
async delegate
//02000047 <module>.SHA1111132814b0387cee18e0fe5efe63eb881cfd505@901285072
//02000048 GLSLShaderToyPip.Application+<AttachToDocument>d__1+<MoveNext>06000020
//script: error JSC1000:
//error:
// statement cannot be a load instruction(or is it a bug?)
// [0x0000]
// ldarg.0 +1 -0
//public static async void AttachToDocument()
//public async void AttachToDocument()
{
Native.body.style.margin = "0px";
(Native.body.style as dynamic).webkitUserSelect = "auto";
var gl = new WebGLRenderingContext(alpha: true);
#region GPU process was unable to boot
if (gl == null)
{
new IHTMLPre {
// https://code.google.com/p/chromium/issues/detail?id=294207
"Rats! WebGL hit a snag. \n WebGL: Unavailable.\n GPU process was unable to boot. \n restart chrome.",
// chrome sends us to about:blank?
//new IHTMLAnchor {
// target = "_blank",
// href = "about:gpu", innerText = "about:gpu",
// // http://tirania.org/blog/archive/2009/Jul-27-1.html
// //onclick += de
//}
//.With(a => { a.onclick += e => { e.preventDefault(); Native.window.open("about:gpu"); }; } )
}.AttachToDocument();
return;
}
#endregion
var c = gl.canvas.AttachToDocument();
#region oncontextlost
gl.oncontextlost +=
e =>
{
//[12144:10496:0311 / 120850:ERROR: gpu_watchdog_thread.cc(314)] : The GPU process hung. Terminating after 10000 ms.
// GpuProcessHostUIShim: The GPU process crashed!
gl.canvas.Orphanize();
new IHTMLPre {
// https://code.google.com/p/chromium/issues/detail?id=294207
@"Rats! WebGL hit a snag.
oncontextlost.
The GPU process hung. Terminating.
check chrome://gpu for log messages.
do we have a stack trace?
" + new { e.statusMessage } ,
// chrome sends us to about:blank?
//new IHTMLAnchor {
// target = "_blank",
// href = "about:gpu", innerText = "about:gpu",
// // http://tirania.org/blog/archive/2009/Jul-27-1.html
// //onclick += de
//}
//.With(a => { a.onclick += e => { e.preventDefault(); Native.window.open("about:gpu"); }; } )
}.AttachToDocument();
};
#endregion
#region onresize
new { }.With(
async delegate
{
do
{
c.width = Native.window.Width;
c.height = Math.Min(300, Native.window.Height);
c.style.SetSize(c.width, c.height);
}
while (await Native.window.async.onresize);
}
);
#endregion
#region CaptureMouse
var mMouseOriX = 0;
var mMouseOriY = 0;
var mMousePosX = c.width / 2;
var mMousePosY = 0;
c.onmousedown += ev =>
{
mMouseOriX = ev.CursorX;
mMouseOriY = ev.CursorY;
mMousePosX = mMouseOriX;
mMousePosY = mMouseOriY;
ev.CaptureMouse();
};
c.onmousemove += ev =>
{
if (ev.MouseButton == IEvent.MouseButtonEnum.Left)
{
mMousePosX = ev.CursorX;
mMousePosY = c.height - ev.CursorY;
}
};
c.onmouseup += ev =>
{
mMouseOriX = -Math.Abs(mMouseOriX);
mMouseOriY = -Math.Abs(mMouseOriY);
};
#endregion
var quadVBO = ShaderToy.createQuadVBO(gl);
var pass1 = new ShaderToy.EffectPass(
gl: gl,
precission: ShaderToy.DetermineShaderPrecission(gl),
supportDerivatives: gl.getExtension("OES_standard_derivatives") != null,
quadVBO: quadVBO
);
pass1.MakeHeader_Image();
var frag1 = new GLSLShaderToyPip.Shaders.TheColorGradientFragmentShader();
pass1.NewShader_Image(frag1);
var pass0 = new ShaderToy.EffectPass(
gl: gl,
precission: ShaderToy.DetermineShaderPrecission(gl),
supportDerivatives: gl.getExtension("OES_standard_derivatives") != null,
quadVBO: quadVBO
);
pass0.MakeHeader_Image();
var frag0 = new GLSLShaderToyPip.Shaders.ChromeShaderToyQuadraticBezierByMattdeslFragmentShader();
//var frag = new GLSLShaderToyPip.Shaders.TheColorGradientFragmentShader();
pass0.NewShader_Image(frag0);
if (pass0.xCreateShader.mProgram == null)
{
gl.Orphanize();
return;
}
new { }.With(
async delegate
{
do
{
Native.document.body.style.backgroundColor = "cyan";
await Task.Delay(500);
Native.document.body.style.backgroundColor = "yellow";
await Task.Delay(500);
} while (await Native.window.async.onframe);
}
);
// https://developer.mozilla.org/en/docs/Web/API/WebGLRenderingContext
#region Paint_Image
Paint_ImageDelegate Paint_Image =
(mProgram, time, mouseOriX, mouseOriY, mousePosX, mousePosY) =>
{
var viewportxres = gl.canvas.width;
var viewportyres = gl.canvas.height;
#region Paint_Image
//new IHTMLPre { "enter Paint_Image" }.AttachToDocument();
// http://www.html5rocks.com/en/tutorials/webgl/webgl_fundamentals/
//gl.blendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA);
gl.viewport(0, 0, viewportxres, viewportyres);
// alpha to zero will only hide the pixel if blending is enabled.
gl.useProgram(mProgram);
// uniform4fv
var mouse = new[] { mousePosX, mousePosY, mouseOriX, mouseOriY };
var l2 = gl.getUniformLocation(mProgram, "iGlobalTime"); if (l2 != null) gl.uniform1f(l2, time);
var l3 = gl.getUniformLocation(mProgram, "iResolution"); if (l3 != null) gl.uniform3f(l3, viewportxres, viewportyres, 1.0f);
var l4 = gl.getUniformLocation(mProgram, "iMouse"); if (l4 != null) gl.uniform4fv(l4, mouse);
//var l7 = gl.getUniformLocation(this.mProgram, "iDate"); if (l7 != null) gl.uniform4fv(l7, dates);
//var l9 = gl.getUniformLocation(this.mProgram, "iSampleRate"); if (l9 != null) gl.uniform1f(l9, this.mSampleRate);
var ich0 = gl.getUniformLocation(mProgram, "iChannel0"); if (ich0 != null) gl.uniform1i(ich0, 0);
var ich1 = gl.getUniformLocation(mProgram, "iChannel1"); if (ich1 != null) gl.uniform1i(ich1, 1);
var ich2 = gl.getUniformLocation(mProgram, "iChannel2"); if (ich2 != null) gl.uniform1i(ich2, 2);
var ich3 = gl.getUniformLocation(mProgram, "iChannel3"); if (ich3 != null) gl.uniform1i(ich3, 3);
//for (var i = 0; i < mInputs.Length; i++)
//{
// var inp = mInputs[i];
// gl.activeTexture((uint)(gl.TEXTURE0 + i));
// if (inp == null)
// {
// gl.bindTexture(gl.TEXTURE_2D, null);
// }
//}
var times = new[] { 0.0f, 0.0f, 0.0f, 0.0f };
var l5 = gl.getUniformLocation(mProgram, "iChannelTime");
if (l5 != null) gl.uniform1fv(l5, times);
var resos = new float[12] { 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f };
var l8 = gl.getUniformLocation(mProgram, "iChannelResolution");
if (l8 != null) gl.uniform3fv(l8, resos);
// using ?
var l1 = (uint)gl.getAttribLocation(mProgram, "pos");
gl.bindBuffer(gl.ARRAY_BUFFER, quadVBO);
gl.vertexAttribPointer(l1, 2, gl.FLOAT, false, 0, 0);
gl.enableVertexAttribArray(l1);
gl.drawArrays(gl.TRIANGLES, 0, 6);
// first frame is now visible
gl.disableVertexAttribArray(l1);
#endregion
//mFrame++;
};
#endregion
var sw = Stopwatch.StartNew();
do
{
pass1.Paint_Image(
sw.ElapsedMilliseconds / 1000.0f,
mMouseOriX,
mMouseOriY,
mMousePosX,
mMousePosY,
zoom: 1.0f
);
pass0.Paint_Image(
sw.ElapsedMilliseconds / 1000.0f,
mMouseOriX,
mMouseOriY,
mMousePosX,
mMousePosY,
//zoom: 0.5f
zoom: mMousePosX / (float)c.width
);
// what does it do?
gl.flush();
}
while (await Native.window.async.onframe);
}
);
}
// https://sites.google.com/a/jsc-solutions.net/work/knowledge-base/15-dualvr/20150807/shadertoy
/// <summary>
/// This is a javascript application.
/// </summary>
/// <param name="page">HTML document rendered by the web server which can now be enhanced.</param>
public Application(HTML.Pages.IApp page)
{
// show shader based on tab selection?
//Native.document.documentElement.style.overflow = IStyle.OverflowEnum.auto;
// chrome by default has no scrollbar, bowser does
// "C:\util\jsc\bin\ScriptCoreLib.dll"
Native.document.documentElement.style.overflow = IStyle.OverflowEnum.hidden;
Native.body.style.margin = "0px";
Native.body.Clear();
// ipad?
Native.window.onerror +=
e =>
{
new IHTMLPre {
"error " + new { e.error }
}.AttachToDocument();
};
// https://www.youtube.com/watch?v=tnS8K0yhmZU
// http://www.reddit.com/r/oculus/comments/2sv5lk/new_release_of_shadertoy_vr/
// https://www.shadertoy.com/view/lsSGRz
// https://sites.google.com/a/jsc-solutions.net/backlog/knowledge-base/2015/201503/20150309
// https://zproxy.wordpress.com/2015/03/09/project-windstorm/
// https://github.com/jimbo00000/RiftRay
//1>Z:\jsc.svn\examples\javascript\chrome\apps\WebGL\ChromeShaderToyPrograms\ChromeShaderToyPrograms\Application.cs(81,35,81,39):
// error CS0656: Missing compiler required member 'Microsoft.CSharp.RuntimeBinder.CSharpArgumentInfo.Create'
//
#region += Launched chrome.app.window
dynamic self = Native.self;
dynamic self_chrome = self.chrome;
object self_chrome_socket = self_chrome.socket;
if (self_chrome_socket != null)
{
if (!(Native.window.opener == null && Native.window.parent == Native.window.self))
{
Console.WriteLine("chrome.app.window.create, is that you?");
// pass thru
}
else
{
// should jsc send a copresence udp message?
chrome.runtime.UpdateAvailable += delegate
{
new chrome.Notification(title: "UpdateAvailable");
};
chrome.app.runtime.Launched += async delegate
{
// 0:12094ms chrome.app.window.create {{ href = chrome-extension://aemlnmcokphbneegoefdckonejmknohh/_generated_background_page.html }}
Console.WriteLine("chrome.app.window.create " + new { Native.document.location.href });
new chrome.Notification(title: "ChromeUDPSendAsync");
var xappwindow = await chrome.app.window.create(
Native.document.location.pathname, options: null
);
//xappwindow.setAlwaysOnTop
xappwindow.show();
await xappwindow.contentWindow.async.onload;
Console.WriteLine("chrome.app.window loaded!");
};
return;
}
}
#endregion
var gl = new WebGLRenderingContext(alpha: true);
if (gl == null)
{
new IHTMLPre {
// https://code.google.com/p/chromium/issues/detail?id=294207
"Rats! WebGL hit a snag.",
//new IHTMLAnchor { href = "about:gpu", innerText = "about:gpu" }
}.AttachToDocument();
return;
}
Native.body.style.backgroundColor = "blue";
gl.oncontextlost += delegate
{
Native.body.style.backgroundColor = "red";
// reload?
};
//gl.canvas.async.oncont
var combo = new IHTMLSelect().AttachToDocument();
combo.style.position = IStyle.PositionEnum.absolute;
combo.style.left = "0px";
combo.style.top = "0px";
//combo.style.right = "0px";
combo.style.width = "100%";
combo.style.backgroundColor = "rgba(255,255,255,0.5)";
//combo.style.backgroundColor = "rgba(255,255,0,0.5)";
//combo.style.background = "linear-gradient(to bottom, rgba(255,255,255,0.5 0%,rgba(255,255,255,0.0 100%))";
combo.style.border = "0px solid transparent";
combo.style.fontSize = "large";
combo.style.paddingLeft = "1em";
combo.style.fontFamily = IStyle.FontFamilyEnum.Verdana;
combo.style.cursor = IStyle.CursorEnum.pointer;
//var mAudioContext = new AudioContext();
var c = gl.canvas.AttachToDocument();
#region onresize
new { }.With(
async delegate
{
do
{
c.width = Native.window.Width;
c.height = Native.window.Height;
c.style.SetSize(c.width, c.height);
}
while (await Native.window.async.onresize);
}
);
#endregion
#region CaptureMouse
var mMouseOriX = 0;
var mMouseOriY = 0;
var mMousePosX = 0;
var mMousePosY = 0;
c.onmousedown += async ev =>
{
mMouseOriX = ev.CursorX;
//mMouseOriY = ev.CursorY;
mMouseOriY = c.height - ev.CursorY;
mMousePosX = mMouseOriX;
mMousePosY = mMouseOriY;
// why aint it canvas?
//ev.Element
//ev.CaptureMouse();
// using ?
ev.Element.requestPointerLock();
await ev.Element.async.onmouseup;
Native.document.exitPointerLock();
mMouseOriX = -Math.Abs(mMouseOriX);
mMouseOriY = -Math.Abs(mMouseOriY);
};
//c.ontouchmove +=
c.onmousemove += ev =>
{
if (ev.MouseButton == IEvent.MouseButtonEnum.Left)
{
mMousePosX += ev.movementX;
mMousePosY += ev.movementY;
}
};
c.onmousewheel += ev =>
{
ev.preventDefault();
ev.stopPropagation();
mMousePosY += 3 * ev.WheelDirection;
};
#endregion
// http://www.wufoo.com/html5/attributes/05-list.html
// http://www.w3schools.com/tags/att_input_list.asp
//uiauto.datalist1.EnsureID();
//uiauto.search.list = uiauto.datalist1.id;
//uiauto.datalist1.id = "datalist1";
//uiauto.search.list = "datalist1";
//new IHTMLPre { new { uiauto.search.list, uiauto.datalist1.id } }.AttachToDocument();
var sw = Stopwatch.StartNew();
new IHTMLOption { value = "", innerText = $"{References.programs.Count} shaders available" }.AttachTo(combo);
// should bind the selection to uri and reload if gpu crashes.
#region can we have a next button?
// https://sites.google.com/a/jsc-solutions.net/work/knowledge-base/15-dualvr/20150807/shadertoy
new IHTMLButton { "next" }.AttachToDocument().With(
next =>
{
new IStyle(next)
{
position = IStyle.PositionEnum.absolute,
right = "1em",
top = "2em",
bottom = "1em",
padding = "4em"
};
next.onclick += delegate
{
var n = combo.selectedIndex + 1;
Console.WriteLine(new { n });
combo.selectedIndex = n;
};
}
);
#endregion
ShaderToy.EffectPass pip = null;
// http://stackoverflow.com/questions/25289390/html-how-to-make-input-type-list-only-accept-a-list-choice
References.programs.Keys.WithEachIndex(
async (key, index) =>
{
var text = (1 + index) + " of " + References.programs.Count + " " + key.SkipUntilIfAny("ChromeShaderToy").Replace("By", " by ");
var option = new IHTMLOption { value = key, innerText = text }.AttachTo(combo);
await Native.window.async.onframe;
// we are about to create 100 objects. does it have any impact to UI?
var frag = References.programs[key]();
var len = frag.ToString().Length;
option.innerText = text + " " + new
{
//frame,
//load = load.ElapsedMilliseconds + "ms ",
frag = len + "bytes ",
// a telemetry to track while running on actual hardware
//fragGPU = pass0.xCreateShader.fsTranslatedShaderSource.Length + " bytes"
};
// cant we get it if we manually set it?
await option.async.onselect;
await Native.window.async.onframe;
var load = Stopwatch.StartNew();
var pass0 = new ShaderToy.EffectPass(
gl: gl,
precission: ShaderToy.DetermineShaderPrecission(gl),
supportDerivatives: gl.getExtension("OES_standard_derivatives") != null
);
pass0.MakeHeader_Image();
pass0.NewShader_Image(frag);
load.Stop();
new { }.With(
async delegate
{
while (await option.async.ondeselect)
{
pip = pass0;
await option.async.onselect;
}
}
);
var framesInSecond = 0;
var theSecond = Stopwatch.StartNew();
var frame = 0;
do
{
frame++;
framesInSecond++;
if (theSecond.ElapsedMilliseconds >= 1000)
{
//option.innerText = key + new { frame };
option.innerText = text + " " + new
{
//frame,
framesInSecond,
load = load.ElapsedMilliseconds + "ms ",
frag = len + "bytes ",
// a telemetry to track while running on actual hardware
fragGPU = pass0.xCreateShader.fsTranslatedShaderSource.Length + " bytes"
};
framesInSecond = 0;
//theSecond.Restart();
theSecond = Stopwatch.StartNew();
}
// can we scale?
pass0.Paint_Image(
sw.ElapsedMilliseconds / 1000.0f,
mMouseOriX,
mMouseOriY,
mMousePosX,
mMousePosY,
zoom: 1.0f
);
if (pip != null)
{
// can we scale?
pip.Paint_Image(
sw.ElapsedMilliseconds / 1000.0f,
mMouseOriX,
mMouseOriY,
mMousePosX,
mMousePosY,
zoom: 0.10f
);
}
// what does it do?
gl.flush();
// wither we are selected or we are pip?
await option.async.selected;
}
while (await Native.window.async.onframe);
}
);
}