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Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/js/tests/tex-image-and-sub-image-2d-with-svg-image.js')
| -rw-r--r-- | dom/canvas/test/webgl-conf/checkout/js/tests/tex-image-and-sub-image-2d-with-svg-image.js | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/js/tests/tex-image-and-sub-image-2d-with-svg-image.js b/dom/canvas/test/webgl-conf/checkout/js/tests/tex-image-and-sub-image-2d-with-svg-image.js new file mode 100644 index 000000000..be5a845b1 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/js/tests/tex-image-and-sub-image-2d-with-svg-image.js @@ -0,0 +1,148 @@ +/* +** Copyright (c) 2013 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. +*/ + +function generateTest(internalFormat, pixelFormat, pixelType, prologue, resourcePath, defaultContextVersion) { + var wtu = WebGLTestUtils; + var tiu = TexImageUtils; + var gl = null; + var successfullyParsed = false; + var imgCanvas; + var redColor = [255, 0, 0]; + var greenColor = [0, 255, 0]; + + function init() + { + description('Verify texImage2D and texSubImage2D code paths taking SVG image 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: + greenColor = [0, 0, 0]; + break; + default: + break; + } + + gl.clearColor(0,0,0,1); + gl.clearDepth(1); + + wtu.loadTexture(gl, resourcePath + "red-green.svg", runTest); + } + + function runOneIteration(image, useTexSubImage2D, flipY, topColor, bottomColor, bindingTarget, program) + { + debug('Testing ' + (useTexSubImage2D ? 'texSubImage2D' : 'texImage2D') + + ' with flipY=' + flipY + ' bindingTarget=' + + (bindingTarget == gl.TEXTURE_2D ? 'TEXTURE_2D' : 'TEXTURE_CUBE_MAP')); + gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT); + // Disable any writes to the alpha channel + gl.colorMask(1, 1, 1, 0); + 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); + // 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);'); + var targets = [gl.TEXTURE_2D]; + if (bindingTarget == gl.TEXTURE_CUBE_MAP) { + targets = [gl.TEXTURE_CUBE_MAP_POSITIVE_X, + gl.TEXTURE_CUBE_MAP_NEGATIVE_X, + gl.TEXTURE_CUBE_MAP_POSITIVE_Y, + gl.TEXTURE_CUBE_MAP_NEGATIVE_Y, + gl.TEXTURE_CUBE_MAP_POSITIVE_Z, + gl.TEXTURE_CUBE_MAP_NEGATIVE_Z]; + } + // Upload the image into the texture + for (var tt = 0; tt < targets.length; ++tt) { + if (useTexSubImage2D) { + // Initialize the texture to black first + gl.texImage2D(targets[tt], 0, gl[internalFormat], image.width, image.height, 0, + gl[pixelFormat], gl[pixelType], null); + gl.texSubImage2D(targets[tt], 0, 0, 0, gl[pixelFormat], gl[pixelType], image); + } else { + gl.texImage2D(targets[tt], 0, gl[internalFormat], gl[pixelFormat], gl[pixelType], image); + } + } + + var loc; + if (bindingTarget == gl.TEXTURE_CUBE_MAP) { + loc = gl.getUniformLocation(program, "face"); + } + + for (var tt = 0; tt < targets.length; ++tt) { + if (bindingTarget == gl.TEXTURE_CUBE_MAP) { + gl.uniform1i(loc, targets[tt]); + } + // Draw the triangles + wtu.clearAndDrawUnitQuad(gl, [0, 0, 0, 255]); + // Check a few pixels near the top and bottom and make sure they have + // the right color. + debug("Checking lower left corner"); + wtu.checkCanvasRect(gl, 4, 4, 2, 2, bottomColor, + "shouldBe " + bottomColor); + debug("Checking upper left corner"); + wtu.checkCanvasRect(gl, 4, gl.canvas.height - 8, 2, 2, topColor, + "shouldBe " + topColor); + } + } + + function runTest(image) + { + var program = tiu.setupTexturedQuad(gl, internalFormat); + runTestOnBindingTarget(image, gl.TEXTURE_2D, program); + program = tiu.setupTexturedQuadWithCubeMap(gl, internalFormat); + runTestOnBindingTarget(image, gl.TEXTURE_CUBE_MAP, program); + + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors"); + finishTest(); + } + + function runTestOnBindingTarget(image, bindingTarget, program) { + var cases = [ + { sub: false, flipY: true, topColor: redColor, bottomColor: greenColor }, + { sub: false, flipY: false, topColor: greenColor, bottomColor: redColor }, + { sub: true, flipY: true, topColor: redColor, bottomColor: greenColor }, + { sub: true, flipY: false, topColor: greenColor, bottomColor: redColor }, + ]; + for (var i in cases) { + runOneIteration(image, cases[i].sub, cases[i].flipY, + cases[i].topColor, cases[i].bottomColor, + bindingTarget, program); + } + } + + return init; +} |