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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<!--
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.
-->
<link rel="stylesheet" type="text/css" href="../unit.css" />
<script type="application/javascript" src="../unit.js"></script>
<script type="application/javascript" src="../util.js"></script>
<script type="application/javascript">
Tests.startUnit = function () {
var canvas = document.getElementById('gl');
var gl = wrapGLContext(getGLContext(canvas));
return [gl];
}
Tests.setup = function(gl) {
var tex = gl.createTexture();
gl.bindTexture(gl.TEXTURE_2D, tex);
return [gl]
}
Tests.teardown = function(gl,tex) {
gl.bindTexture(gl.TEXTURE_2D, null);
gl.deleteTexture(tex);
}
Tests.testTexImage2D = function(gl) {
assertOk("height > backHeight", function(){
gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 0,0, 17,1,0);
});
assertOk("width > backWidth", function(){
gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 0,0, 1,17,0);
});
assertOk("x + width > backWidth", function(){
gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 16,0, 1,1,0);
});
assertOk("y + height > backHeight", function(){
gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 0,16, 1,1,0);
});
assertOk("Negative X", function(){
gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.RGBA, -1,0, 1,1,0);
});
assertOk("Negative Y", function(){
gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 0,-1, 1,1,0);
});
assertFail("Negative height", function(){
gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 0,0, -1,1,0);
});
assertFail("Negative width", function(){
gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 0,0, 1,-1,0);
});
assertFail("Non 0 border", function(){
gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 0,0, 1,1,1);
});
assertFail("Negative border",function(){
gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 0,0, 1,1,-1);
});
assertOk("Good Args", function(){
gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 0,0, 16,16,0);
});
assertFail("NPOT texture to > level 0", function(){
gl.copyTexImage2D(gl.TEXTURE_2D, 1, gl.RGBA, 0,0, 15,16,0);
});
assertFail("Bad target", function(){
gl.copyTexImage2D(gl.FLOAT, 0, gl.RGBA, 0,0, 16,16,0);
});
assertFail("Bad internal format", function(){
gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.FLOAT, 0,0, 16,16,0);
});
assertFail("Negative level", function(){
gl.copyTexImage2D(gl.TEXTURE_2D, -1, gl.RGBA, 0,0, 16,16,0);
});
}
Tests.endUnit = function(gl) {
}
</script>
<style>canvas{ position:absolute; }</style>
</head><body>
<canvas id="gl" width="16" height="16"></canvas>
</body></html>
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