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add Render.AddTraps request

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This commit is contained in:
Andrey Sidorov 2015-11-04 16:44:25 +11:00
parent 5c72df00e5
commit fa9dbe2000
2 changed files with 94 additions and 5 deletions
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75
examples/smoketest/trapezoids.js Normal file
View file

@ -0,0 +1,75 @@
var x11 = require('../../lib');
var Exposure = x11.eventMask.Exposure;
var PointerMotion = x11.eventMask.PointerMotion;
var draw;
x11.createClient({ debug: true}, function(err, display) {
var X = display.client;
var root = display.screen[0].root;
var wid = X.AllocID();
X.CreateWindow(
wid, root,
0, 0, 800, 600,
0, 0, 0, 0,
{
eventMask: Exposure|PointerMotion
}
);
X.MapWindow(wid);
X.require('render', function(err, Render) {
var pixMask = X.AllocID();
X.CreatePixmap(pixMask, wid, 8, 600, 600);
var pictTraps = X.AllocID();
Render.CreatePicture(pictTraps, pixMask, Render.a8);
var pictWin = X.AllocID();
Render.CreatePicture(pictWin, wid, Render.rgb24);
var pictSolid = X.AllocID();
r = 0.2; g = 0.2; b = 0.2; a = 1;
Render.CreateSolidFill(pictSolid, r, g, b, a);
draw = function(x, y) {
var r, g, b, a;
// fill window
//r = x/1000; g = x/1000; b = x/1000; a = 0.5;
r = 1; g = 1; b = 1; a = 0.5;
Render.FillRectangles(1, pictWin, [r, g, b, a], [0, 0, 1000, 1000])
// fill traps
r = 0; g = 0; b = 0; a = 0;
Render.FillRectangles(1, pictTraps, [r, g, b, a], [0, 0, 1000, 1000])
Render.AddTraps(pictTraps, 0, 0, [
x, 200, y,
//150, 200, 50,
5, 250, 300,
110, 200, 310,
50, 150, 500
]);
// (op, src, mask, dst, srcX, srcY, maskX, maskY, dstX, dstY, width, height)
//Render.Composite(Render.PictOp.Over, pictSolid, pictTraps, pictWin, 0, 0, 0, 0, 0, 0, 800, 600);
//Render.PictOp.Over
Render.Composite(Render.PictOp.Over, pictSolid, pictTraps, pictWin, 0, 0, 0, 0, 0, 0, 800, 600);
};
});
}).on('error', function(err) {
//console.log(err);
}).on('event', function(ev) {
//console.log(ev);
if (ev.name == 'MotionNotify') {
draw(ev.x, ev.y);
}
});

24
lib/ext/render.js
View file

@ -159,7 +159,7 @@ exports.requireExt = function(display, callback)
function floatToFix(f)
{
return parseInt(f*65536);
return parseInt(f*65535);
}
ext.SetPictureTransform = function(pid, matrix) {
@ -331,7 +331,7 @@ exports.requireExt = function(display, callback)
var format = 'CCSCxxxLSSSS';
var params = [ext.majorOpcode, 26, reqLen, op, pid];
for (var j=0; j < 4; ++j)
params.push(color[j]);
params.push(floatToFix(color[j]));
for (var i=0; i < rects.length; i+=4)
{
format += 'ssSS';
@ -354,12 +354,13 @@ exports.requireExt = function(display, callback)
.flush();
}
// note that Trapezoids is considered deprecated by Render extension
ext.Trapezoids = function(op, src, srcX, srcY, dst, maskFormat, trapz)
{
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+=10)
for (var i=0; i < trapz.length; i++)
{
format += 'llllllllll';
for (var j=0; j < 10; ++j)
@ -367,7 +368,20 @@ exports.requireExt = function(display, callback)
}
X.pack_stream.pack(format, params);
X.pack_stream.flush();
}
};
ext.AddTraps = function(pic, offX, offY, trapList) {
X.seq_num++;
var format = 'CCSLss';
var params = [ext.majorOpcode, 32, 3+trapList.length, pic, offX, offY];
for (var i=0; i < trapList.length; i++)
{
format += 'l';
params.push(floatToFix(trapList[i]));
}
X.pack_stream.pack(format, params);
X.pack_stream.flush();
};
ext.Triangles = function(op, src, srcX, srcY, dst, maskFormat, tris)
{
@ -691,7 +705,7 @@ exports.requireExt = function(display, callback)
};
ext.Subpixel = {
Unknown: 0
Unknown: 0,
HorizontalRGB: 1,
HorizontalBGR: 2,
VerticalRGB : 3,