Index: third_party/WebKit/LayoutTests/fast/canvas/webgl/read-pixels-test.html |
diff --git a/third_party/WebKit/LayoutTests/fast/canvas/webgl/read-pixels-test.html b/third_party/WebKit/LayoutTests/fast/canvas/webgl/read-pixels-test.html |
deleted file mode 100644 |
index 396ccdcb74240b031cb11a1ff1d1cb511242a7c8..0000000000000000000000000000000000000000 |
--- a/third_party/WebKit/LayoutTests/fast/canvas/webgl/read-pixels-test.html |
+++ /dev/null |
@@ -1,221 +0,0 @@ |
-<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" |
- "http://www.w3.org/TR/html4/loose.dtd"> |
-<html> |
-<head> |
-<title>WebGL ReadPixels conformance test.</title> |
-<script src="../../../resources/js-test.js"></script> |
-<script src="resources/webgl-test.js"> </script> |
-<script src="resources/webgl-test-utils.js"> </script> |
-</head> |
-<body> |
-<canvas id="example" width="200" height="200" style="width: 20px; height: 20px"></canvas> |
-<div id="description"></div> |
-<div id="console"></div> |
-<script> |
-description("Checks that ReadPixels works as expected."); |
- |
-if (window.internals) |
- window.internals.settings.setWebGLErrorsToConsoleEnabled(false); |
- |
-var wtu = WebGLTestUtils; |
-var canvas = document.getElementById("example"); |
-var gl = create3DContext(canvas); |
- |
-if (window.initNonKhronosFramework) { |
- window.initNonKhronosFramework(true); |
-} |
- |
-var actual; |
-var expected; |
-var width = 2; |
-var height = 2; |
-var continueTestFunc = continueTestPart1; |
- |
-gl.clearColor(1, 1, 1, 1); |
-gl.clear(gl.COLOR_BUFFER_BIT); |
- |
-// Resize the canvas to 2x2. This is an attempt to get stuff in the backbuffer. |
-// that shouldn't be there. |
-canvas.addEventListener("webglcontextrestored", continueTestAfterContextRestored, false); |
-canvas.width = width; |
-canvas.height = height; |
-if (gl.getError() != gl.CONTEXT_LOST_WEBGL) { |
- continueTestPart1(); |
-} |
- |
-function continueTestAfterContextRestored() { |
- window.gl = create3DContext(canvas); |
- var func = continueTestFunc; |
- window.continueTestFunc = function() { testFailed("should not be here"); }; |
- func(); |
-} |
- |
-function continueTestPart1() { |
- gl.clearColor(0.5, 0.7, 1.0, 1); |
- gl.clear(gl.COLOR_BUFFER_BIT); |
- |
- var innerColor = [0.5, 0.7, 1.0, 1]; |
- var outerColor = [0, 0, 0, 0]; |
- |
- var tests = [ |
- { msg: 'in range', checkColor: innerColor, x: 0, y: 0, |
- oneColor: innerColor, oneX: 0, oneY: 0}, |
- { msg: 'off top left', checkColor: outerColor, x: -1, y: -1, |
- oneColor: innerColor, oneX: 1, oneY: 1}, |
- { msg: 'off bottom right', checkColor: outerColor, x: 1, y: 1, |
- oneColor: innerColor, oneX: 0, oneY: 0}, |
- { msg: 'completely off top ', checkColor: outerColor, x: 0, y: -2, |
- oneColor: outerColor, oneX: 0, oneY: 0}, |
- { msg: 'completely off bottom', checkColor: outerColor, x: 0, y: 2, |
- oneColor: outerColor, oneX: 0, oneY: 0}, |
- { msg: 'completely off left', checkColor: outerColor, x: -2, y: 0, |
- oneColor: outerColor, oneX: 0, oneY: 0}, |
- { msg: 'completeley off right', checkColor: outerColor, x: 2, y: 0, |
- oneColor: outerColor, oneX: 0, oneY: 0} |
- ]; |
- |
- for (var tt = 0; tt < tests.length; ++tt) { |
- var test = tests[tt]; |
- debug(""); |
- debug("checking: " + test.msg); |
- checkBuffer(test.checkColor, test.x, test.y, |
- test.oneColor, test.oneX, test.oneY); |
- } |
- |
- glErrorShouldBe(gl, gl.NO_ERROR, "there should be no GL errors"); |
- |
- function checkBuffer(checkColor, x, y, oneColor, oneX, oneY) { |
- var buf = new Uint8Array(width * height * 4); |
- gl.readPixels(x, y, width, height, gl.RGBA, gl.UNSIGNED_BYTE, buf); |
- for (var yy = 0; yy < height; ++yy) { |
- for (var xx = 0; xx < width; ++xx) { |
- var offset = (yy * width + xx) * 4; |
- var expectedColors = (oneX == xx && oneY == yy) ? oneColor : checkColor; |
- for (var cc = 0; cc < 4; ++cc) { |
- var expectedColor = expectedColors[cc] * 255; |
- var color = buf[offset + cc]; |
- var diff = Math.abs(expectedColor - color); |
- assertMsg(diff < 3, |
- "color pixel at " + xx + ", " + yy + " should be about " + expectedColor); |
- } |
- } |
- } |
- } |
- |
- var badFormats = [ |
- { |
- format: gl.RGB, |
- type: gl.UNSIGNED_BYTE, |
- dest: new Uint8Array(3), |
- error: gl.INVALID_OPERATION |
- }, |
- { |
- format: gl.RGB, |
- type: gl.UNSIGNED_SHORT_5_6_5, |
- dest: new Uint8Array(3), |
- error: gl.INVALID_OPERATION |
- }, |
- { |
- format: gl.RGBA, |
- type: gl.UNSIGNED_SHORT_5_5_5_1, |
- dest: new Uint16Array(1), |
- error: gl.INVALID_OPERATION |
- }, |
- { |
- format: gl.RGBA, |
- type: gl.UNSIGNED_SHORT_4_4_4_4, |
- dest: new Uint16Array(1), |
- error: gl.INVALID_OPERATION |
- }, |
- { |
- format: gl.ALPHA, |
- type: gl.UNSIGNED_BYTE, |
- dest: new Uint8Array(1), |
- error: gl.INVALID_OPERATION |
- }, |
- { |
- format: gl.LUMINANCE, |
- type: gl.UNSIGNED_BYTE, |
- dest: new Uint8Array(1), |
- error: gl.INVALID_ENUM |
- }, |
- { |
- format: gl.LUMINANCE_ALPHA, |
- type: gl.UNSIGNED_BYTE, |
- dest: new Uint8Array(2), |
- error: gl.INVALID_ENUM |
- } |
- ]; |
- debug(""); |
- debug("check disallowed formats"); |
- for (var tt = 0; tt < badFormats.length; ++ tt) { |
- var info = badFormats[tt] |
- var format = info.format; |
- var type = info.type; |
- var dest = info.dest; |
- var error = info.error; |
- gl.readPixels(0, 0, 1, 1, format, type, dest); |
- // note that the GL error is INVALID_OPERATION if both format and type are invalid, but |
- // INVALID_ENUM if only one is. |
- glErrorShouldBe( |
- gl, error, |
- "Should not be able to read as " + wtu.glEnumToString(gl, format) + |
- " / " + wtu.glEnumToString(gl, type)); |
- } |
- |
- debug(""); |
- debug("check reading with lots of drawing"); |
- continueTestFunc = continueTestPart2; |
- width = 1024; |
- height = 1024; |
- canvas.width = width; |
- canvas.height = height; |
- if (gl.getError() != gl.CONTEXT_LOST_WEBGL) { |
- continueTestPart2(); |
- } |
-} |
- |
-function continueTestPart2() { |
- gl.viewport(0, 0, 1024, 1024); |
- var program = wtu.setupTexturedQuad(gl); |
- var loc = gl.getUniformLocation(program, "tex"); |
- gl.disable(gl.BLEND); |
- gl.disable(gl.DEPTH_TEST); |
- var colors = [[255, 0, 0, 255], [0, 255, 0, 255], [0, 0, 255, 255]]; |
- var textures = []; |
- var results = []; |
- for (var ii = 0; ii < colors.length; ++ii) { |
- gl.activeTexture(gl.TEXTURE0 + ii); |
- var tex = gl.createTexture(); |
- wtu.fillTexture(gl, tex, 1, 1, colors[ii]); |
- textures.push(tex); |
- } |
- for (var ii = 0; ii < colors.length; ++ii) { |
- for (var jj = 0; jj < 0 + ii + 1; ++jj) { |
- gl.uniform1i(loc, jj % 3); |
- gl.drawArrays(gl.TRIANGLES, 0, 6); |
- } |
- var buf = new Uint8Array(4); |
- gl.readPixels(512, 512, 1, 1, gl.RGBA, gl.UNSIGNED_BYTE, buf); |
- results.push(buf); |
- for (var kk = 0; kk < 1; ++kk) { |
- gl.uniform1i(loc, (jj + kk) % 3); |
- gl.drawArrays(gl.TRIANGLES, 0, 6); |
- } |
- } |
- for (var ii = 0; ii < colors.length; ++ii) { |
- var buf = results[ii]; |
- var color = colors[ii]; |
- actual = [buf[0], buf[1], buf[2], buf[3]]; |
- expected = [color[0], color[1], color[2], color[3]]; |
- shouldBe("actual", "expected"); |
- } |
- glErrorShouldBe(gl, gl.NO_ERROR, "there should be no GL errors"); |
- |
- debug(""); |
- finishTest(); |
-} |
-</script> |
-</body> |
-</html> |
- |