third_party/WebKit/LayoutTests/fast/canvas/webgl/context-attributes-alpha-depth-stencil-antialias.html - Issue 1601093008: Remove duplicated WebGL layout tests.

Unified Diff: third_party/WebKit/LayoutTests/fast/canvas/webgl/context-attributes-alpha-depth-stencil-antialias.html

Issue 1601093008: Remove duplicated WebGL layout tests. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Created 4 years, 11 months ago

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Index: third_party/WebKit/LayoutTests/fast/canvas/webgl/context-attributes-alpha-depth-stencil-antialias.html

diff --git a/third_party/WebKit/LayoutTests/fast/canvas/webgl/context-attributes-alpha-depth-stencil-antialias.html b/third_party/WebKit/LayoutTests/fast/canvas/webgl/context-attributes-alpha-depth-stencil-antialias.html

deleted file mode 100644

index 1d97dfafffea6b47508cfeaad2040abd2bec4e4a..0000000000000000000000000000000000000000

--- a/third_party/WebKit/LayoutTests/fast/canvas/webgl/context-attributes-alpha-depth-stencil-antialias.html

+++ /dev/null

@@ -1,359 +0,0 @@

-<!DOCTYPE html>

-<html>

-<head>

-<meta charset="utf-8">

-<script src="../../../resources/js-test.js"></script>

-<script src="resources/webgl-test.js"></script>

-<script id="vshader" type="x-shader/x-vertex">

-attribute vec3 pos;

-attribute vec4 colorIn;

-varying vec4 color;

-void main()

- color = colorIn;

- gl_Position = vec4(pos.xyz, 1.0);

-</script>

-<script id="fshader" type="x-shader/x-fragment">

-precision mediump float;

-varying vec4 color;

-void main()

- gl_FragColor = color;

-</script>

-<script>

-var successfullyParsed = false;

-// These four declarations need to be global for "shouldBe" to see them

-var gl;

-var contextAttribs = null;

-var pixel = [0, 0, 0, 1];

-var correctColor = null;

-var framebuffer;

-var fbHasColor;

-var fbHasDepth;

-var fbHasStencil;

-function init()

- if (window.initNonKhronosFramework) {

- window.initNonKhronosFramework(true);

- }

- if (window.internals)

- window.internals.settings.setWebGLErrorsToConsoleEnabled(false);

- description('Verify WebGLContextAttributes are working as specified, including alpha, depth, stencil, antialias, but not premultipliedAlpha');

- runTest();

-function getWebGL(canvasWidth, canvasHeight, contextAttribs, clearColor, clearDepth, clearStencil)

- var canvas = document.createElement("canvas");

- if (!canvas)

- return null;

- canvas.width = canvasWidth;

- canvas.height = canvasHeight;

- gl = create3DContext(canvas, contextAttribs);

- if (!gl)

- return null;

- var program = createProgram(gl, "vshader", "fshader", ["pos", "colorIn"]);

- if (!program)

- return null;

- gl.useProgram(program);

- gl.enable(gl.DEPTH_TEST);

- gl.enable(gl.STENCIL_TEST);

- gl.disable(gl.BLEND);

- gl.clearColor(clearColor[0], clearColor[1], clearColor[2], clearColor[3]);

- gl.clearDepth(clearDepth);

- gl.clearStencil(clearStencil);

- gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT | gl.STENCIL_BUFFER_BIT);

- framebuffer = gl.createFramebuffer();

- gl.bindFramebuffer(gl.FRAMEBUFFER, framebuffer);

- var texture = gl.createTexture();

- gl.bindTexture(gl.TEXTURE_2D, texture);

- gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.canvas.width, gl.canvas.height, 0, gl.RGBA, gl.UNSIGNED_BYTE, null);

- gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, texture, 0);

- fbHasStencil = false;

- fbHasDepth = false;

- fbHasColor = gl.checkFramebufferStatus(gl.FRAMEBUFFER) == gl.FRAMEBUFFER_COMPLETE;

- if (fbHasColor) {

- var depthStencil = gl.createRenderbuffer();

- gl.bindRenderbuffer(gl.RENDERBUFFER, depthStencil);

- gl.renderbufferStorage(gl.RENDERBUFFER, gl.DEPTH_STENCIL, gl.canvas.width, gl.canvas.height);

- gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.DEPTH_STENCIL_ATTACHMENT, gl.RENDERBUFFER, depthStencil);

- fbHasDepth = gl.checkFramebufferStatus(gl.FRAMEBUFFER) == gl.FRAMEBUFFER_COMPLETE;

- if (!fbHasDepth) {

- gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.DEPTH_STENCIL_ATTACHMENT, gl.RENDERBUFFER, null);

- shouldBe('gl.checkFramebufferStatus(gl.FRAMEBUFFER)', 'gl.FRAMEBUFFER_COMPLETE');

- } else {

- fbHasStencil = true;

- }

- gl.bindFramebuffer(gl.FRAMEBUFFER, null);

- glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors");

- return gl;

-function drawAndReadPixel(gl, vertices, colors, x, y)

- var colorOffset = vertices.byteLength;

- var vbo = gl.createBuffer();

- gl.bindBuffer(gl.ARRAY_BUFFER, vbo);

- gl.bufferData(gl.ARRAY_BUFFER, colorOffset + colors.byteLength, gl.STATIC_DRAW);

- gl.bufferSubData(gl.ARRAY_BUFFER, 0, vertices);

- gl.bufferSubData(gl.ARRAY_BUFFER, colorOffset, colors);

- gl.vertexAttribPointer(0, 3, gl.FLOAT, false, 0, 0);

- gl.enableVertexAttribArray(0);

- gl.vertexAttribPointer(1, 4, gl.UNSIGNED_BYTE, true, 0, colorOffset);

- gl.enableVertexAttribArray(1);

- gl.drawArrays(gl.TRIANGLES, 0, vertices.length / 3);

- var buf = new Uint8Array(1 * 1 * 4);

- gl.readPixels(x, y, 1, 1, gl.RGBA, gl.UNSIGNED_BYTE, buf);

- return buf;

-function testDefault()

- debug("Testing default attributes: { stencil:false }");

- shouldBeNonNull("gl = getWebGL(1, 1, null, [ 0, 0, 0, 0 ], 1, 0)");

- shouldBeFalse("gl.getContextAttributes().stencil");

- shouldBeTrue("gl.getParameter(gl.STENCIL_BITS) == 0");

-function testAlpha(alpha)

- debug("Testing alpha = " + alpha);

- if (alpha) {

- shouldBeNonNull("gl = getWebGL(1, 1, { alpha: true, depth: false, stencil: false, antialias: false }, [ 0, 0, 0, 0 ], 1, 0)");

- shouldBeTrue("gl.getParameter(gl.ALPHA_BITS) >= 8");

- } else {

- shouldBeNonNull("gl = getWebGL(1, 1, { alpha: false, depth: false, stencil: false, antialias: false }, [ 0, 0, 0, 0 ], 1, 0)");

- shouldBeTrue("gl.getParameter(gl.ALPHA_BITS) == 0");

- }

- shouldBeTrue("gl.getParameter(gl.RED_BITS) >= 8");

- shouldBeTrue("gl.getParameter(gl.GREEN_BITS) >= 8");

- shouldBeTrue("gl.getParameter(gl.BLUE_BITS) >= 8");

- shouldBeTrue("gl.getParameter(gl.DEPTH_BITS) == 0");

- shouldBeTrue("gl.getParameter(gl.STENCIL_BITS) == 0");

- shouldBeNonNull("contextAttribs = gl.getContextAttributes()");

- shouldBeTrue("contextAttribs.alpha == " + alpha);

- var buf = new Uint8Array(1 * 1 * 4);

- gl.readPixels(0, 0, 1, 1, gl.RGBA, gl.UNSIGNED_BYTE, buf);

- pixel[0] = buf[0];

- pixel[1] = buf[1];

- pixel[2] = buf[2];

- pixel[3] = buf[3];

- correctColor = (contextAttribs.alpha ? [0, 0, 0, 0] : [0, 0, 0, 255]);

- shouldBe("pixel", "correctColor");

- if (fbHasColor) {

- gl.bindFramebuffer(gl.FRAMEBUFFER, framebuffer);

- gl.clearColor(0.5, 0.5, 0.5, 0.5);

- gl.clear(gl.COLOR_BUFFER_BIT);

- gl.readPixels(0, 0, 1, 1, gl.RGBA, gl.UNSIGNED_BYTE, buf);

- pixel[0] = buf[0];

- pixel[1] = buf[1];

- pixel[2] = buf[2];

- pixel[3] = buf[3];

- shouldBeTrue("Math.abs(pixel[0] - 127) <= 1 && Math.abs(pixel[1] - 127) <= 1 && Math.abs(pixel[2] - 127) <= 1 && Math.abs(pixel[3] - 127) <= 1");

- gl.bindFramebuffer(gl.FRAMEBUFFER, null);

- }

-function testDepth(depth)

- debug("Testing depth = " + depth);

- if (depth) {

- shouldBeNonNull("gl = getWebGL(1, 1, { stencil: false, antialias: false }, [ 0, 0, 0, 1 ], 1, 0)");

- shouldBeTrue("gl.getParameter(gl.DEPTH_BITS) >= 16");

- } else {

- shouldBeNonNull("gl = getWebGL(1, 1, { depth: false, stencil: false, antialias: false }, [ 0, 0, 0, 1 ], 1, 0)");

- shouldBeTrue("gl.getParameter(gl.DEPTH_BITS) == 0");

- }

- shouldBeTrue("gl.getParameter(gl.RED_BITS) >= 8");

- shouldBeTrue("gl.getParameter(gl.GREEN_BITS) >= 8");

- shouldBeTrue("gl.getParameter(gl.BLUE_BITS) >= 8");

- shouldBeTrue("gl.getParameter(gl.ALPHA_BITS) >= 8");

- shouldBeNonNull("contextAttribs = gl.getContextAttributes()");

- gl.depthFunc(gl.NEVER);

- var vertices = new Float32Array([

- 1.0, 1.0, 0.0,

- -1.0, 1.0, 0.0,

- -1.0, -1.0, 0.0,

- 1.0, 1.0, 0.0,

- -1.0, -1.0, 0.0,

- 1.0, -1.0, 0.0]);

- var colors = new Uint8Array([

- 255, 0, 0, 255,

- 255, 0, 0, 255]);

- var buf = drawAndReadPixel(gl, vertices, colors, 0, 0);

- pixel[0] = buf[0];

- pixel[1] = buf[1];

- pixel[2] = buf[2];

- pixel[3] = buf[3];

- correctColor = (contextAttribs.depth ? [0, 0, 0, 255] : [255, 0, 0, 255]);

- shouldBe("pixel", "correctColor");

- if (fbHasDepth) {

- gl.bindFramebuffer(gl.FRAMEBUFFER, framebuffer);

- gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);

- var buf = drawAndReadPixel(gl, vertices, colors, 0, 0);

- pixel[0] = buf[0];

- pixel[1] = buf[1];

- pixel[2] = buf[2];

- pixel[3] = buf[3];

- shouldBe("pixel", "[0, 0, 0, 255]");

- gl.bindFramebuffer(gl.FRAMEBUFFER, null);

- }

-function testStencilAndDepth(stencil, depth)

- debug("Testing stencil = " + stencil + ", depth = " + depth);

- var creationString =

- "gl = getWebGL(1, 1, { depth: " + depth + ", stencil: " + stencil + ", antialias: false }, [ 0, 0, 0, 1 ], 1, 0)";

- shouldBeNonNull(creationString);

- shouldBeTrue("gl.getParameter(gl.RED_BITS) >= 8");

- shouldBeTrue("gl.getParameter(gl.GREEN_BITS) >= 8");

- shouldBeTrue("gl.getParameter(gl.BLUE_BITS) >= 8");

- shouldBeTrue("gl.getParameter(gl.ALPHA_BITS) >= 8");

- if (depth)

- shouldBeTrue("gl.getParameter(gl.DEPTH_BITS) >= 16");

- else

- shouldBeTrue("gl.getParameter(gl.DEPTH_BITS) == 0");

- if (stencil)

- shouldBeTrue("gl.getParameter(gl.STENCIL_BITS) >= 8");

- else

- shouldBeTrue("gl.getParameter(gl.STENCIL_BITS) == 0");

- shouldBeNonNull("contextAttribs = gl.getContextAttributes()");

- if (!depth && contextAttribs.depth) {

- testFailed("WebGL implementation provided a depth buffer when it should not have");

- }

- if (!contextAttribs.depth)

- depth = false;

- if (!stencil && contextAttribs.stencil) {

- testFailed("WebGL implementation provided a stencil buffer when it should not have");

- }

- if (!contextAttribs.stencil)

- stencil = false;

- gl.depthFunc(gl.ALWAYS);

- gl.stencilFunc(gl.NEVER, 1, 1);

- gl.stencilOp(gl.KEEP, gl.KEEP, gl.KEEP);

- var vertices = new Float32Array([

- 1.0, 1.0, 0.0,

- -1.0, 1.0, 0.0,

- -1.0, -1.0, 0.0,

- 1.0, 1.0, 0.0,

- -1.0, -1.0, 0.0,

- 1.0, -1.0, 0.0]);

- var colors = new Uint8Array([

- 255, 0, 0, 255,

- 255, 0, 0, 255]);

- var buf = drawAndReadPixel(gl, vertices, colors, 0, 0);

- pixel[0] = buf[0];

- pixel[1] = buf[1];

- pixel[2] = buf[2];

- pixel[3] = buf[3];

- correctColor = (stencil ? [0, 0, 0, 255] : [255, 0, 0, 255]);

- shouldBe("pixel", "correctColor");

- if (fbHasStencil) {

- gl.bindFramebuffer(gl.FRAMEBUFFER, framebuffer);

- gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);

- var buf = drawAndReadPixel(gl, vertices, colors, 0, 0);

- pixel[0] = buf[0];

- pixel[1] = buf[1];

- pixel[2] = buf[2];

- pixel[3] = buf[3];

- shouldBe("pixel", "[0, 0, 0, 255]");

- gl.bindFramebuffer(gl.FRAMEBUFFER, null);

- }

-function testAntialias(antialias)

- debug("Testing antialias = " + antialias);

- if (antialias)

- shouldBeNonNull("gl = getWebGL(2, 2, { depth: false, stencil: false, alpha: false, antialias: true }, [ 0, 0, 0, 1 ], 1, 0)");

- else

- shouldBeNonNull("gl = getWebGL(2, 2, { depth: false, stencil: false, alpha: false, antialias: false }, [ 0, 0, 0, 1 ], 1, 0)");

- shouldBeNonNull("contextAttribs = gl.getContextAttributes()");

- var vertices = new Float32Array([

- 1.0, 1.0, 0.0,

- -1.0, 1.0, 0.0,

- -1.0, -1.0, 0.0]);

- var colors = new Uint8Array([

- 255, 0, 0, 255,

- 255, 0, 0, 255]);

- var buf = drawAndReadPixel(gl, vertices, colors, 0, 0);

- pixel[0] = buf[0];

- shouldBe("pixel[0] != 255 && pixel[0] != 0", "contextAttribs.antialias");

-function runTest()

- testDefault();

- testAlpha(true);

- testAlpha(false);

- testDepth(true);

- testDepth(false);

- testStencilAndDepth(true, false);

- testStencilAndDepth(false, false);

- testStencilAndDepth(true, true);

- testStencilAndDepth(false, true);

- testAntialias(true);

- testAntialias(false);

- finishTest();

-</script>

-</head>

-<body onload="init()">

-<div id="description"></div>

-<div id="console"></div>

-</body>

-</html>