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link to a very good glx implementation

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This commit is contained in:
Andrey Sidorov 2014-03-25 22:14:26 +11:00
parent 1b2c0cbfd5
commit dc1050afb4
1 changed files with 7 additions and 4 deletions
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11
lib/ext/glx.js
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@ -8,6 +8,9 @@
http://www.opengl.org/wiki/Tutorial:_OpenGL_3.0_Context_Creation_(GLX) http://www.opengl.org/wiki/Tutorial:_OpenGL_3.0_Context_Creation_(GLX)
https://github.com/xderoche/J11/blob/master/src/gnu/x11/extension/glx/GL.java
*/ */
var x11 = require('..'); var x11 = require('..');
// TODO: move to templates // TODO: move to templates
@ -253,11 +256,11 @@ exports.requireExt = function(display, callback)
// 1330 - X_GLXvop_BindTexImageEXT // 1330 - X_GLXvop_BindTexImageEXT
// 1331 - X_GLXvop_ReleaseTexImageEXT // 1331 - X_GLXvop_ReleaseTexImageEXT
ext.BindTexImage = function(ctx, drawable, buffer, attribs) { ext.BindTexImage = function(ctx, drawable, buffer, attribs) {
if (!attribs) if (!attribs)
attribs = []; attribs = [];
var data = new Buffer(12 + attribs.length*4); var data = new Buffer(12 + attribs.length*4);
data.writeUInt32LE(drawable, 0); data.writeUInt32LE(drawable, 0);
data.writeUInt32LE(buffer, 4); data.writeUInt32LE(buffer, 4);
data.writeUInt32LE(attribs.length, 8); data.writeUInt32LE(attribs.length, 8);
for (var i=0; i < attribs.length; ++i) for (var i=0; i < attribs.length; ++i)
data.writeUint32LE(attribs.length, 12+i*4); data.writeUint32LE(attribs.length, 12+i*4);
@ -278,7 +281,7 @@ exports.requireExt = function(display, callback)
//var data = Buffer.concat(data); //var data = Buffer.concat(data);
var padLength = 4 - data.length % 4; var padLength = 4 - data.length % 4;
if (padLength == 4) if (padLength == 4)
padLength = 0; padLength = 0;
var length = 4 + (data.length+padLength) / 4; var length = 4 + (data.length+padLength) / 4;
X.pack_stream.pack('CCSLSSL', [ext.majorOpcode, 2, length, ctx, requestNum, requestTotal, data.length]); X.pack_stream.pack('CCSLSSL', [ext.majorOpcode, 2, length, ctx, requestNum, requestTotal, data.length]);