mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
141 lines
3.9 KiB
HTML
Executable File
141 lines
3.9 KiB
HTML
Executable File
<!--
|
|
Copyright (c) 2009 The Chromium Authors. All rights reserved.
|
|
Use of this source code is governed by a BSD-style license that can be
|
|
found in the LICENSE file.
|
|
-->
|
|
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
|
|
"http://www.w3.org/TR/html4/loose.dtd">
|
|
<html>
|
|
<head>
|
|
<title>WebGL ActiveTexture BindTexture conformance test.</title>
|
|
<link rel="stylesheet" href="../resources/js-test-style.css"/>
|
|
<script src="../resources/js-test-pre.js"></script>
|
|
<script src="resources/webgl-test.js"> </script>
|
|
<script src="resources/webgl-test-utils.js"></script>
|
|
</head>
|
|
<body>
|
|
<canvas id="example" width="2" height="2" style="width: 40px; height: 40px;"></canvas>
|
|
<canvas id="canvas2d" width="1" height="1" style="width: 40px; height: 40px;"></canvas>
|
|
<div id="description"></div>
|
|
<div id="console"></div>
|
|
<script id="vshader" type="x-shader/x-vertex">
|
|
uniform mat4 world;
|
|
attribute vec3 vPosition;
|
|
attribute vec2 texCoord0;
|
|
varying vec2 texCoord;
|
|
void main()
|
|
{
|
|
gl_Position = world * vec4(vPosition, 1);
|
|
texCoord = texCoord0;
|
|
}
|
|
</script>
|
|
<script>
|
|
var gl;
|
|
|
|
function init()
|
|
{
|
|
if (window.initNonKhronosFramework) {
|
|
window.initNonKhronosFramework(false);
|
|
}
|
|
|
|
debug("Tests that glActiveTexture and glBindTexture work as expected");
|
|
debug("Specifically texture targets are per active texture unit.");
|
|
debug("");
|
|
|
|
var canvas2d = document.getElementById("canvas2d");
|
|
var ctx2d = canvas2d.getContext("2d");
|
|
|
|
var wtu = WebGLTestUtils;
|
|
var canvas = document.getElementById("example");
|
|
gl = wtu.create3DContext(canvas);
|
|
var program = wtu.setupProgram(
|
|
gl,
|
|
[wtu.loadShaderFromScript(gl, "vshader"),
|
|
wtu.setupSimpleTextureFragmentShader(gl)],
|
|
['vPosition', 'texCoord0']);
|
|
wtu.setupUnitQuad(gl);
|
|
gl.disable(gl.DEPTH_TEST);
|
|
gl.disable(gl.BLEND);
|
|
glErrorShouldBe(gl, gl.NO_ERROR);
|
|
|
|
var colors = [
|
|
[0,192,128,255],
|
|
[128,64,255,255],
|
|
[192,255,64,255],
|
|
[200,0,255,255]];
|
|
|
|
// Make 4 textures by using 4 active texture units if available.
|
|
var texunits = Math.min(colors.length, gl.getParameter(gl.MAX_COMBINED_TEXTURE_IMAGE_UNITS))
|
|
var textures = [];
|
|
for (var ii = 0; ii < texunits; ++ii) {
|
|
var tex = gl.createTexture();
|
|
gl.activeTexture(gl.TEXTURE0 + ii);
|
|
gl.bindTexture(gl.TEXTURE_2D, tex);
|
|
textures[ii] = tex;
|
|
}
|
|
glErrorShouldBe(gl, gl.NO_ERROR);
|
|
|
|
// now use each texture unit to write into the textures,
|
|
for (var ii = 0; ii < texunits; ++ii) {
|
|
var c = colors[ii];
|
|
ctx2d.fillStyle =
|
|
"rgba(" + c[0] + "," + c[1] + "," + c[2] + "," + c[3] + ")";
|
|
ctx2d.fillRect(0, 0, 1, 1);
|
|
gl.activeTexture(gl.TEXTURE0 + ii);
|
|
gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, canvas2d);
|
|
}
|
|
glErrorShouldBe(gl, gl.NO_ERROR);
|
|
|
|
var textureLoc = gl.getUniformLocation(program, "tex");
|
|
var worldLoc = gl.getUniformLocation(program, "world");
|
|
glErrorShouldBe(gl, gl.NO_ERROR);
|
|
|
|
gl.clearColor(1,0,0,1);
|
|
gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
|
|
|
|
for (var ii = 0; ii < texunits; ++ii) {
|
|
var x = ii % 2;
|
|
var y = Math.floor(ii / 2);
|
|
gl.uniform1i(textureLoc, ii);
|
|
gl.uniformMatrix4fv(
|
|
worldLoc, false,
|
|
[0.5, 0, 0, 0,
|
|
0, 0.5, 0, 0,
|
|
0, 0, 1, 0,
|
|
-0.5 + x, -0.5 + y, 0, 1]);
|
|
gl.drawArrays(gl.TRIANGLES, 0, 6);
|
|
}
|
|
glErrorShouldBe(gl, gl.NO_ERROR);
|
|
|
|
for (var ii = 0; ii < texunits; ++ii) {
|
|
var c = colors[ii];
|
|
var x = ii % 2;
|
|
var y = Math.floor(ii / 2);
|
|
var buf = new Uint8Array(4);
|
|
gl.readPixels(x, y, 1, 1, gl.RGBA, gl.UNSIGNED_BYTE, buf);
|
|
var msg = 'expected:' +
|
|
c[0] + ', ' + c[1] + ', ' + c[2] + ', ' + c[3] + ' found: ' +
|
|
buf[0] + ', ' +
|
|
buf[1] + ', ' +
|
|
buf[2] + ', ' +
|
|
buf[3];
|
|
if (buf[0] != c[0] ||
|
|
buf[1] != c[1] ||
|
|
buf[2] != c[2] ||
|
|
buf[3] != c[3])
|
|
testFailed(msg);
|
|
else
|
|
testPassed(msg);
|
|
}
|
|
}
|
|
|
|
init();
|
|
successfullyParsed = true;
|
|
</script>
|
|
|
|
<script src="../resources/js-test-post.js"></script>
|
|
|
|
</body>
|
|
</html>
|
|
|