LayoutTests/webgl/2.0.0/resources/webgl_test_files/conformance2/buffers/buffer-data-and-buffer-sub-data-sub-source.html - WebKit - Git at Google

 <!--

 /*
 ** Copyright (c) 2016 The Khronos Group Inc.
 **
 ** Permission is hereby granted, free of charge, to any person obtaining a
 ** copy of this software and/or associated documentation files (the
 ** "Materials"), to deal in the Materials without restriction, including
 ** without limitation the rights to use, copy, modify, merge, publish,
 ** distribute, sublicense, and/or sell copies of the Materials, and to
 ** permit persons to whom the Materials are furnished to do so, subject to
 ** the following conditions:
 **
 ** The above copyright notice and this permission notice shall be included
 ** in all copies or substantial portions of the Materials.
 **
 ** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 ** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 ** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 ** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
 ** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 ** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 ** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
 */

 -->

 <!DOCTYPE html>
 <html>
 <head>
 <meta charset="utf-8">
 <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>
 <div id="description"></div>
 <div id="console"></div>

 <script>
 "use strict";
 description("Test bufferData/bufferSubData with ArrayBufferView sub source input");

 var wtu = WebGLTestUtils;
 var gl = wtu.create3DContext(undefined, undefined, 2);

 function verifyBufferData(testCase, sourceByteOffset, size, data) {
     var readbackBuffer = new ArrayBuffer(testCase.size * size);
     var readbackView = new window[testCase.type](readbackBuffer);
     gl.getBufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, readbackView);
     var pass = true;
     var offset = sourceByteOffset / testCase.size;
     for (var ii = 0; ii < size; ++ii) {
         if (readbackView[ii] != data[ii]) {
             testFailed("expected data at " + ii + ": " + data[ii] + ", got " + readbackView[ii]);
             pass = false;
         }
     }
     if (pass) {
         testPassed("buffer data uploaded correctly");
     }
 }

 function bufferDataTest(testCases) {
     for (var idx = 0; idx < testCases.length; ++idx) {
         var test = testCases[idx];
         debug("");
         debug("Test bufferData with " + test.type);

         var buf = gl.createBuffer();
         shouldBeNonNull(buf);

         gl.bindBuffer(gl.ARRAY_BUFFER, buf);
         wtu.glErrorShouldBe(gl, gl.NO_ERROR);

         var count = 4;
         var arrayBuffer = new ArrayBuffer(test.size * count);
         var view = new window[test.type](arrayBuffer);
         for (var ii = 0; ii < count; ++ii) {
             view[ii] = ii;
         }

         gl.bufferData(gl.ARRAY_BUFFER, view, gl.STATIC_DRAW, 0, count + 1);
         wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
             "calling bufferData when srcOffset + length is larger than source size");

         gl.bufferData(gl.ARRAY_BUFFER, view, gl.STATIC_DRAW, count + 1);
         wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
             "calling bufferData when srcOffset + length is larger than source size");

         gl.bufferData(gl.ARRAY_BUFFER, view, gl.STATIC_DRAW, count - 1, 2);
         wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
             "calling bufferData when srcOffset + length is larger than source size");

         var offset = 2;
         var size = count - offset;
         gl.bufferData(gl.ARRAY_BUFFER, view, gl.STATIC_DRAW, offset);
         wtu.glErrorShouldBe(gl, gl.NO_ERROR,
             "calling bufferData with valid sub source should succeed");
         verifyBufferData(test, 0, size, view.slice(offset, offset + size));

         offset = 1;
         size = 1;
         gl.bufferData(gl.ARRAY_BUFFER, view, gl.STATIC_DRAW, offset, size);
         wtu.glErrorShouldBe(gl, gl.NO_ERROR,
             "calling bufferData with valid sub source should succeed");
         verifyBufferData(test, 0, size, view.slice(offset, offset + size));

         gl.bufferData(gl.ARRAY_BUFFER, view, gl.STATIC_DRAW, count);
         wtu.glErrorShouldBe(gl, gl.NO_ERROR,
             "calling bufferData with valid sub source of size 0 should succeed");

         gl.deleteBuffer(buf);
         gl.bindBuffer(gl.ARRAY_BUFFER, null);

         wtu.glErrorShouldBe(gl, gl.NO_ERROR, "no GL error");
     }
 }

 function bufferSubDataTest(testCases) {
     for (var idx = 0; idx < testCases.length; ++idx) {
         var test = testCases[idx];
         debug("");
         debug("Test bufferSubData with " + test.type);

         var count = 4;
         var totalBufferBytes = test.size * count * 2;
         var buf = gl.createBuffer();
         shouldBeNonNull(buf);
         gl.bindBuffer(gl.ARRAY_BUFFER, buf);
         gl.bufferData(gl.ARRAY_BUFFER, totalBufferBytes, gl.STATIC_DRAW);
         wtu.glErrorShouldBe(gl, gl.NO_ERROR);

         var arrayBuffer = new ArrayBuffer(test.size * count);
         var view = new window[test.type](arrayBuffer);
         for (var ii = 0; ii < count; ++ii) {
             view[ii] = ii;
         }

         var sourceByteOffset = test.size * 2;

         gl.bufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, view, 0, count + 1);
         wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
             "calling bufferSubData when srcOffset + length is larger than source size");

         gl.bufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, view, count + 1);
         wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
             "calling bufferSubData when srcOffset + length is larger than source size");

         gl.bufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, view, count - 1, 2);
         wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
             "calling bufferSubData when srcOffset + length is larger than source size");

         var offset = 2;
         var size = count - offset;
         gl.bufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, view, offset);
         wtu.glErrorShouldBe(gl, gl.NO_ERROR,
             "calling bufferSubData with valid sub source should succeed");
         verifyBufferData(test, sourceByteOffset, size, view.slice(offset, offset + size));

         offset = 1;
         size = 1;
         gl.bufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, view, offset, size);
         wtu.glErrorShouldBe(gl, gl.NO_ERROR,
             "calling bufferSubData with valid sub source should succeed");
         verifyBufferData(test, sourceByteOffset, size, view.slice(offset, offset + size));

         gl.bufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, view, count);
         wtu.glErrorShouldBe(gl, gl.NO_ERROR,
             "calling bufferSubData with valid sub source of size 0 should succeed");

         gl.deleteBuffer(buf);
         gl.bindBuffer(gl.ARRAY_BUFFER, null);

         wtu.glErrorShouldBe(gl, gl.NO_ERROR, "no GL error");
     }
 }

 if (!gl) {
     testFailed("WebGL context does not exist");
 } else {
     testPassed("WebGL context exists");

     var testCases = [
         {type: "Uint8Array",   size: 1},
         {type: "Int8Array",    size: 1},
         {type: "Int16Array",   size: 2},
         {type: "Uint16Array",  size: 2},
         {type: "Uint32Array",  size: 4},
         {type: "Int32Array",   size: 4},
         {type: "Float32Array", size: 4},
         {type: "Float64Array", size: 8}
     ];

     bufferDataTest(testCases);
     bufferSubDataTest(testCases);
 }

 var successfullyParsed = true;
 </script>

 <script src="../../js/js-test-post.js"></script>
 </body>
 </html>
	<!--

	/*
	** Copyright (c) 2016 The Khronos Group Inc.
	**
	** Permission is hereby granted, free of charge, to any person obtaining a
	** copy of this software and/or associated documentation files (the
	** "Materials"), to deal in the Materials without restriction, including
	** without limitation the rights to use, copy, modify, merge, publish,
	** distribute, sublicense, and/or sell copies of the Materials, and to
	** permit persons to whom the Materials are furnished to do so, subject to
	** the following conditions:
	**
	** The above copyright notice and this permission notice shall be included
	** in all copies or substantial portions of the Materials.
	**
	** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
	** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
	** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
	** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
	** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
	** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
	** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
	*/

	-->

	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8">
	<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>
	<div id="description"></div>
	<div id="console"></div>

	<script>
	"use strict";
	description("Test bufferData/bufferSubData with ArrayBufferView sub source input");

	var wtu = WebGLTestUtils;
	var gl = wtu.create3DContext(undefined, undefined, 2);

	function verifyBufferData(testCase, sourceByteOffset, size, data) {
	var readbackBuffer = new ArrayBuffer(testCase.size * size);
	var readbackView = new window[testCase.type](readbackBuffer);
	gl.getBufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, readbackView);
	var pass = true;
	var offset = sourceByteOffset / testCase.size;
	for (var ii = 0; ii < size; ++ii) {
	if (readbackView[ii] != data[ii]) {
	testFailed("expected data at " + ii + ": " + data[ii] + ", got " + readbackView[ii]);
	pass = false;
	}
	}
	if (pass) {
	testPassed("buffer data uploaded correctly");
	}
	}

	function bufferDataTest(testCases) {
	for (var idx = 0; idx < testCases.length; ++idx) {
	var test = testCases[idx];
	debug("");
	debug("Test bufferData with " + test.type);

	var buf = gl.createBuffer();
	shouldBeNonNull(buf);

	gl.bindBuffer(gl.ARRAY_BUFFER, buf);
	wtu.glErrorShouldBe(gl, gl.NO_ERROR);

	var count = 4;
	var arrayBuffer = new ArrayBuffer(test.size * count);
	var view = new window[test.type](arrayBuffer);
	for (var ii = 0; ii < count; ++ii) {
	view[ii] = ii;
	}

	gl.bufferData(gl.ARRAY_BUFFER, view, gl.STATIC_DRAW, 0, count + 1);
	wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
	"calling bufferData when srcOffset + length is larger than source size");

	gl.bufferData(gl.ARRAY_BUFFER, view, gl.STATIC_DRAW, count + 1);
	wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
	"calling bufferData when srcOffset + length is larger than source size");

	gl.bufferData(gl.ARRAY_BUFFER, view, gl.STATIC_DRAW, count - 1, 2);
	wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
	"calling bufferData when srcOffset + length is larger than source size");

	var offset = 2;
	var size = count - offset;
	gl.bufferData(gl.ARRAY_BUFFER, view, gl.STATIC_DRAW, offset);
	wtu.glErrorShouldBe(gl, gl.NO_ERROR,
	"calling bufferData with valid sub source should succeed");
	verifyBufferData(test, 0, size, view.slice(offset, offset + size));

	offset = 1;
	size = 1;
	gl.bufferData(gl.ARRAY_BUFFER, view, gl.STATIC_DRAW, offset, size);
	wtu.glErrorShouldBe(gl, gl.NO_ERROR,
	"calling bufferData with valid sub source should succeed");
	verifyBufferData(test, 0, size, view.slice(offset, offset + size));

	gl.bufferData(gl.ARRAY_BUFFER, view, gl.STATIC_DRAW, count);
	wtu.glErrorShouldBe(gl, gl.NO_ERROR,
	"calling bufferData with valid sub source of size 0 should succeed");

	gl.deleteBuffer(buf);
	gl.bindBuffer(gl.ARRAY_BUFFER, null);

	wtu.glErrorShouldBe(gl, gl.NO_ERROR, "no GL error");
	}
	}

	function bufferSubDataTest(testCases) {
	for (var idx = 0; idx < testCases.length; ++idx) {
	var test = testCases[idx];
	debug("");
	debug("Test bufferSubData with " + test.type);

	var count = 4;
	var totalBufferBytes = test.size * count * 2;
	var buf = gl.createBuffer();
	shouldBeNonNull(buf);
	gl.bindBuffer(gl.ARRAY_BUFFER, buf);
	gl.bufferData(gl.ARRAY_BUFFER, totalBufferBytes, gl.STATIC_DRAW);
	wtu.glErrorShouldBe(gl, gl.NO_ERROR);

	var arrayBuffer = new ArrayBuffer(test.size * count);
	var view = new window[test.type](arrayBuffer);
	for (var ii = 0; ii < count; ++ii) {
	view[ii] = ii;
	}

	var sourceByteOffset = test.size * 2;

	gl.bufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, view, 0, count + 1);
	wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
	"calling bufferSubData when srcOffset + length is larger than source size");

	gl.bufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, view, count + 1);
	wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
	"calling bufferSubData when srcOffset + length is larger than source size");

	gl.bufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, view, count - 1, 2);
	wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
	"calling bufferSubData when srcOffset + length is larger than source size");

	var offset = 2;
	var size = count - offset;
	gl.bufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, view, offset);
	wtu.glErrorShouldBe(gl, gl.NO_ERROR,
	"calling bufferSubData with valid sub source should succeed");
	verifyBufferData(test, sourceByteOffset, size, view.slice(offset, offset + size));

	offset = 1;
	size = 1;
	gl.bufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, view, offset, size);
	wtu.glErrorShouldBe(gl, gl.NO_ERROR,
	"calling bufferSubData with valid sub source should succeed");
	verifyBufferData(test, sourceByteOffset, size, view.slice(offset, offset + size));

	gl.bufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, view, count);
	wtu.glErrorShouldBe(gl, gl.NO_ERROR,
	"calling bufferSubData with valid sub source of size 0 should succeed");

	gl.deleteBuffer(buf);
	gl.bindBuffer(gl.ARRAY_BUFFER, null);

	wtu.glErrorShouldBe(gl, gl.NO_ERROR, "no GL error");
	}
	}

	if (!gl) {
	testFailed("WebGL context does not exist");
	} else {
	testPassed("WebGL context exists");

	var testCases = [
	{type: "Uint8Array", size: 1},
	{type: "Int8Array", size: 1},
	{type: "Int16Array", size: 2},
	{type: "Uint16Array", size: 2},
	{type: "Uint32Array", size: 4},
	{type: "Int32Array", size: 4},
	{type: "Float32Array", size: 4},
	{type: "Float64Array", size: 8}
	];

	bufferDataTest(testCases);
	bufferSubDataTest(testCases);
	}

	var successfullyParsed = true;
	</script>

	<script src="../../js/js-test-post.js"></script>
	</body>
	</html>