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more render examples

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This commit is contained in:
sidorares 2011-08-08 13:50:39 +10:00
parent c93a16eca3
commit 1a7929ee9f
3 changed files with 59 additions and 20 deletions
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1
lib/x11/unpackstream.js
View file

@ -295,6 +295,7 @@ UnpackStream.prototype.flush = function(stream)
// TODO: check write result
// pause/resume streaming
console.log( [ 'flushing request: ', this.write_length ]);
for (var i=0; i < this.write_queue.length; ++i)
{

3
roadmap.txt
View file

@ -4,7 +4,8 @@
+ 2) handwritten basic requests: CreateWindow, MapWindow, basic GC, simple examples
3) extensions support
3.5) XRender examples, FreeType or Xft wrapper (native module? ffi? https://github.com/rbranson/node-ffi/ )
3.5) XRender examples, FreeType or Xft wrapper (native module? ffi? https://github.com/rbranson/node-ffi/ http://www.freetype.org/freetype2/docs/tutorial/step1.html example)
4) tool to automatically generate requests from xcb xml description http://xcb.freedesktop.org/XmlXcb/ http://cgit.freedesktop.org/xcb/proto/tree/src?id=HEAD
+ 5) authorisation
6) examples: js implementation for basic X utilities: xev, xeyes, xclock, xclip, xauth, xkill, xlsatoms, glxgears etc.

75
test/render.js
View file

@ -148,7 +148,6 @@ x11.createClient(
params.push(floatToFix(p2[1])); // L
params.push(floatToFix(r1)); // L
params.push(floatToFix(r2)); // L
params.push(stops.length);
// [ [float stopDist, [float r, g, b, a] ], ...]
@ -233,6 +232,7 @@ x11.createClient(
}
console.log([format, params]);
X.pack_stream.pack(format, params);
X.pack_stream.flush();
}
function RenderFillRectangles(op, pid, color, rects)
@ -261,9 +261,11 @@ x11.createClient(
X.seq_num++;
X.pack_stream.pack(
'CCSCxxxLLLssssssSS',
[ext.majorOpcode, 8, 9, op, mask, dst, srcX, srcY, maskX, maskY, dstX, dstY, width, height]
[ext.majorOpcode, 8, 9, op, src, mask, dst, srcX, srcY, maskX, maskY, dstX, dstY, width, height]
)
.flush();
console.log([ 'CCSCxxxLLLssssssSS',
[ext.majorOpcode, 8, 9, op, src, mask, dst, srcX, srcY, maskX, maskY, dstX, dstY, width, height]]);
}
function RenderTrapezoids(op, src, srcX, srcY, dst, maskFormat, trapz)
@ -271,11 +273,11 @@ x11.createClient(
X.seq_num++;
var format = 'CCSCxxxLLLss';
var params = [ext.majorOpcode, 10, 6+trapz.length, op, src, dst, maskFormat, srcX, srcY];
for (var i=0; i < trapz.length; i+=8)
for (var i=0; i < trapz.length; i+=10)
{
format += 'llllllll';
for (var j=0; j < 8; ++j)
params.push(floatToFix(trapz[i*8 + j]));
format += 'llllllllll';
for (var j=0; j < 10; ++j)
params.push(floatToFix(trapz[i*10 + j]));
}
console.log([format, params]);
X.pack_stream.pack(format, params);
@ -310,27 +312,57 @@ x11.createClient(
X.MapWindow(win);
//rgb24: 42 32: 38 rd: 24
//var rgb24 = 42;
//var rgba32 = 38;
var rgb24 = 71;
var rgba32 = 69;
var picture = X.AllocID();
RenderCreatePicture(picture, win, 42, { polyEdge: 1, polyMode: 0 } );
//var pixmap = X.AllocID();
//X.CreatePixmap(pixmap, win, 32, 1000, 1000);
//var pix_pict = X.AllocID();
//RenderCreatePicture(pix_pict, pixmap, 38, { polyEdge: 1, polyMode: 0 });
//RenderFillRectangles(1, pix_pict, [0xffff, 0, 0, 0x8000], [0, 0, 1000, 1000]);
RenderCreatePicture(picture, win, rgb24, { polyEdge: 1, polyMode: 0 } );
var pixmap = X.AllocID();
X.CreatePixmap(pixmap, win, 32, 500, 500);
var pix_pict = X.AllocID();
RenderCreatePicture(pix_pict, pixmap, rgba32, { polyEdge: 1, polyMode: 0 });
RenderFillRectangles(1, pix_pict, [0xffff, 0xffff, 0xffff, 0xffff], [0, 0, 500, 500]);
var pic_grad = X.AllocID();
//RenderLinearGradient(pic_grad, [0,0], [1000,100],
RenderLinearGradient(pic_grad, [0,0], [1000,100],
//RenderRadialGradient(pic_grad, [0,0], [1000,100], 10, 1000,
RenderConicalGradient(pic_grad, [250,250], 360,
//RenderConicalGradient(pic_grad, [250,250], 360,
[
[0, [0,0,0,0xffff ] ],
[0.1, [0xfff, 0, 0xffff, 0x8000] ] ,
[0.25, [0xffff, 0, 0xfff, 0x8000] ] ,
[0.5, [0xffff, 0, 0xffff, 0x8000] ] ,
[0, [0,0,0,0x3000 ] ],
[0.1, [0xfff, 0, 0xffff, 0x1000] ] ,
[0.25, [0xffff, 0, 0xfff, 0x3000] ] ,
[0.5, [0xffff, 0, 0xffff, 0x4000] ] ,
[1, [0xffff, 0xffff, 0, 0x8000] ]
]);
var pic_grad1 = X.AllocID();
RenderConicalGradient(pic_grad1, [250,250], 10,
[
[0, [0,0,0,0x5000 ] ],
[0.1, [0xfff, 0, 0xffff, 0x3000] ] ,
[0.25, [0xffff, 0, 0xfff, 0x2000] ] ,
[0.5, [0xffff, 0, 0xffff, 0x1000] ] ,
[1, [0xffff, 0xffff, 0, 0x8000] ]
]);
var pic_grad2 = X.AllocID();
RenderRadialGradient(pic_grad2, [250,250], [250,250], 0, 250,
[
[0, [0,0,0,0x5000 ] ],
[1, [0xffff, 0xffff, 0, 0xffff] ]
]);
RenderComposite(3, pic_grad, 0, pix_pict, 0, 0, 0, 0, 0, 0, 500, 500);
RenderComposite(3, pic_grad1, 0, pix_pict, 0, 0, 0, 0, 0, 0, 500, 500);
RenderComposite(3, pic_grad2, 0, pix_pict, 0, 0, 0, 0, 0, 0, 500, 500);
X.on('event', function(ev) {
//console.log(ev);
//RenderFillRectangles(1, picture, [0xffff, 0xffff, 0xffff, 0xffff], [0, 0, 500, 500]);
@ -338,7 +370,12 @@ x11.createClient(
//RenderTriangles(3, pic_grad, 0, 0, picture, 0, [0, 0, 500, 0, 0, 500]);
//RenderTriangles(3, pic_grad, 0, 0, picture, 0, [0, 500, 500, 500, 500, 0]);
RenderTrapezoids(3, pic_grad, 0, 0, picture, 0, [0, 0, 0, 500, 500, 500, 0, 500]);
//RenderTrapezoids(3, pic_grad, 0, 0, picture, 0, [100, 500, 240, 0, 0, 500, 500, 500, 260, 0]);
//RenderTrapezoids(3, pic_grad, 0, 0, picture, 0, [0, 500, 0, 0, 0, 500, 500, 500, 500, 0]);
RenderComposite(3, pix_pict, 0, picture, 0, 0, 0, 0, 0, 0, 500, 500);
//RenderComposite(3, pic_grad, 0, picture, 0, 0, 0, 0, 0, 0, 500, 500);
/*
for(var i=0; i < 100; ++i)