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<!--
Copyright (c) 2019 The Khronos Group Inc.
Use of this source code is governed by an MIT-style license that can be
found in the LICENSE.txt file.
-->
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>WebGL "Texture Complete" texture conformance test.</title>
<link rel="stylesheet" href="../../../resources/js-test-style.css"/>
<script src="../../../js/js-test-pre.js"></script>
<script src="../../../js/webgl-test-utils.js"></script>
</head>
<body>
<canvas id="example" width="40" height="40" style="width: 40px; height: 40px;"></canvas>
<canvas id="canvas2d" width="16" height="16" style="width: 40px; height: 40px;"></canvas>
<div id="description"></div>
<div id="console"></div>
<script>
"use strict";
function init()
{
description(
"Checks that a texture that is not -texture-complete- does not draw if"+
" filtering needs mips");
var canvas2d = document.getElementById("canvas2d");
var ctx2d = canvas2d.getContext("2d");
ctx2d.fillStyle = "rgba(0,192,128,1)";
ctx2d.fillRect(0, 0, 16, 16);
var wtu = WebGLTestUtils;
var canvas = document.getElementById("example");
var gl = wtu.create3DContext(canvas);
var program = wtu.setupTexturedQuad(gl);
gl.disable(gl.DEPTH_TEST);
gl.disable(gl.BLEND);
var tex = gl.createTexture();
gl.bindTexture(gl.TEXTURE_2D, tex);
// 16x16 texture no mips
gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, canvas2d);
var loc = gl.getUniformLocation(program, "tex");
gl.uniform1i(loc, 0);
wtu.clearAndDrawUnitQuad(gl);
wtu.checkCanvas(gl, [0,0,0,255],
"texture that is not -texture-complete- when " +
"TEXTURE_MIN_FILTER not NEAREST or LINEAR should draw with 0,0,0,255");
}
init();
var successfullyParsed = true;
</script>
<script src="../../../js/js-test-post.js"></script>
</body>
</html>
|
