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Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/js/tests/tex-image-and-sub-image-3d-with-canvas.js')
| -rw-r--r-- | dom/canvas/test/webgl-conf/checkout/js/tests/tex-image-and-sub-image-3d-with-canvas.js | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/js/tests/tex-image-and-sub-image-3d-with-canvas.js b/dom/canvas/test/webgl-conf/checkout/js/tests/tex-image-and-sub-image-3d-with-canvas.js new file mode 100644 index 0000000000..c41cc4e897 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/js/tests/tex-image-and-sub-image-3d-with-canvas.js @@ -0,0 +1,226 @@ +/* +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. +*/ + +function generateTest(internalFormat, pixelFormat, pixelType, prologue, resourcePath, defaultContextVersion) { + var wtu = WebGLTestUtils; + var tiu = TexImageUtils; + var gl = null; + var successfullyParsed = false; + var whiteColor = [255, 255, 255, 255]; + var redColor = [255, 0, 0]; + var greenColor = [0, 255, 0]; + + function init() + { + description('Verify texImage3D and texSubImage3D code paths taking canvas elements (' + internalFormat + '/' + pixelFormat + '/' + pixelType + ')'); + + // Set the default context version while still allowing the webglVersion URL query string to override it. + wtu.setDefault3DContextVersion(defaultContextVersion); + gl = wtu.create3DContext("example"); + + if (!prologue(gl)) { + finishTest(); + return; + } + + switch (gl[pixelFormat]) { + case gl.RED: + case gl.RED_INTEGER: + whiteColor = [255, 0, 0, 255]; + greenColor = [0, 0, 0]; + break; + case gl.RG: + case gl.RG_INTEGER: + whiteColor = [255, 255, 0, 255]; + break; + default: + break; + } + + gl.clearColor(0,0,0,1); + gl.clearDepth(1); + + runTest(); + } + + function setCanvasToRedGreen(ctx) { + var width = ctx.canvas.width; + var height = ctx.canvas.height; + var halfHeight = Math.floor(height / 2); + ctx.fillStyle = "#ff0000"; + ctx.fillRect(0, 0, width, halfHeight); + ctx.fillStyle = "#00ff00"; + ctx.fillRect(0, halfHeight, width, height - halfHeight); + } + + function drawTextInCanvas(ctx, bindingTarget) { + var width = ctx.canvas.width; + var height = ctx.canvas.height; + ctx.fillStyle = "#ffffff"; + ctx.fillRect(0, 0, width, height); + ctx.font = '20pt Arial'; + ctx.fillStyle = 'black'; + ctx.textAlign = "center"; + ctx.textBaseline = "middle"; + ctx.fillText("1234567890", width / 2, height / 4); + } + + function setCanvasTo257x257(ctx, bindingTarget) { + ctx.canvas.width = 257; + ctx.canvas.height = 257; + setCanvasToRedGreen(ctx); + } + + function setCanvasToMin(ctx, bindingTarget) { + if (bindingTarget == gl.TEXTURE_CUBE_MAP) { + // cube map texture must be square. + ctx.canvas.width = 2; + } else { + ctx.canvas.width = 1; + } + ctx.canvas.height = 2; + setCanvasToRedGreen(ctx); + } + + function runOneIteration(canvas, flipY, program, bindingTarget, opt_texture, opt_fontTest) + { + var objType = 'canvas'; + if (canvas.transferToImageBitmap) + objType = 'OffscreenCanvas'; + debug('Testing ' + ' with flipY=' + flipY + ' bindingTarget=' + (bindingTarget == gl.TEXTURE_3D ? 'TEXTURE_3D' : 'TEXTURE_2D_ARRAY') + + ' source object: ' + objType + ' canvas size: ' + canvas.width + 'x' + canvas.height + (opt_fontTest ? " with fonts" : " with red-green")); + gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT); + if (!opt_texture) { + var texture = gl.createTexture(); + // Bind the texture to texture unit 0 + gl.bindTexture(bindingTarget, texture); + // Set up texture parameters + gl.texParameteri(bindingTarget, gl.TEXTURE_MIN_FILTER, gl.NEAREST); + gl.texParameteri(bindingTarget, gl.TEXTURE_MAG_FILTER, gl.NEAREST); + gl.texParameteri(bindingTarget, gl.TEXTURE_WRAP_R, gl.CLAMP_TO_EDGE); + gl.texParameteri(bindingTarget, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE); + gl.texParameteri(bindingTarget, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE); + } else { + var texture = opt_texture; + } + // Set up pixel store parameters + gl.pixelStorei(gl.UNPACK_FLIP_Y_WEBGL, flipY); + gl.pixelStorei(gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL, false); + wtu.failIfGLError(gl, 'gl.pixelStorei(gl.UNPACK_COLORSPACE_CONVERSION_WEBGL, gl.NONE);'); + // Initialize the texture to black first + gl.texImage3D(bindingTarget, 0, gl[internalFormat], canvas.width, canvas.height, 1 /* depth */, 0, + gl[pixelFormat], gl[pixelType], null); + gl.texSubImage3D(bindingTarget, 0, 0, 0, 0, canvas.width, canvas.height, 1 /* depth */, + gl[pixelFormat], gl[pixelType], canvas); + + var width = gl.canvas.width; + var height = gl.canvas.height; + var halfHeight = Math.floor(height / 2); + var top = flipY ? 0 : (height - halfHeight); + var bottom = flipY ? (height - halfHeight) : 0; + + // Draw the triangles + wtu.clearAndDrawUnitQuad(gl, [0, 255, 0, 255]); + + if (opt_fontTest) { + // check half is a solid color. + wtu.checkCanvasRect( + gl, 0, top, width, halfHeight, + whiteColor, + "should be white"); + // check other half is not a solid color. + wtu.checkCanvasRectColor( + gl, 0, bottom, width, halfHeight, + whiteColor, 0, + function() { + testFailed("font missing"); + }, + function() { + testPassed("font renderered"); + }, + debug); + } else { + // Check the top and bottom halves and make sure they have the right color. + debug("Checking " + (flipY ? "top" : "bottom")); + wtu.checkCanvasRect(gl, 0, bottom, width, halfHeight, redColor, + "shouldBe " + redColor); + debug("Checking " + (flipY ? "bottom" : "top")); + wtu.checkCanvasRect(gl, 0, top, width, halfHeight, greenColor, + "shouldBe " + greenColor); + } + + return texture; + } + + function runTest(canvas) + { + var canvas = document.createElement('canvas'); + + var cases = [ + { canvas: canvas, flipY: true, font: false, init: setCanvasToMin }, + { canvas: canvas, flipY: false, font: false }, + { canvas: canvas, flipY: true, font: false, init: setCanvasTo257x257 }, + { canvas: canvas, flipY: false, font: false }, + { canvas: canvas, flipY: true, font: true, init: drawTextInCanvas }, + { canvas: canvas, flipY: false, font: true }, + ]; + + if (window.OffscreenCanvas) { + var offscreenCanvas = new OffscreenCanvas(1, 1); + cases = cases.concat([ + { canvas: offscreenCanvas, flipY: true, font: false, init: setCanvasToMin }, + { canvas: offscreenCanvas, flipY: false, font: false }, + ]); + } + + function runTexImageTest(bindingTarget) { + var program; + if (bindingTarget == gl.TEXTURE_3D) { + program = tiu.setupTexturedQuadWith3D(gl, internalFormat); + } else { // TEXTURE_2D_ARRAY + program = tiu.setupTexturedQuadWith2DArray(gl, internalFormat); + } + + return new Promise(function(resolve, reject) { + var count = 4; + var caseNdx = 0; + var texture = undefined; + function runNextTest() { + var c = cases[caseNdx]; + if (c.init) { + c.init(c.canvas.getContext('2d'), bindingTarget); + } + texture = runOneIteration(c.canvas, c.flipY, program, bindingTarget, texture, c.font); + // for the first 2 iterations always make a new texture. + if (count < 2) { + gl.deleteTexture(texture); + texture = undefined; + } + ++caseNdx; + if (caseNdx == cases.length) { + caseNdx = 0; + --count; + if (!count) { + resolve("SUCCESS"); + return; + } + } + wtu.waitForComposite(runNextTest); + } + runNextTest(); + }); + } + + runTexImageTest(gl.TEXTURE_3D).then(function(val) { + runTexImageTest(gl.TEXTURE_2D_ARRAY).then(function(val) { + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors"); + finishTest(); + }); + }); + } + + return init; +} |