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+/*
+** Copyright (c) 2015 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.
+*/
+
+// This test relies on the surrounding web page defining a variable
+// "contextVersion" which indicates what version of WebGL it's running
+// on -- 1 for WebGL 1.0, 2 for WebGL 2.0, etc.
+
+"use strict";
+description("Validate tex functions input parameters");
+
+var wtu = WebGLTestUtils;
+var gl = null;
+var tex = null;
+var error = 0;
+
+shouldBeNonNull("gl = wtu.create3DContext(undefined, undefined, contextVersion)");
+shouldBeNonNull("tex = gl.createTexture()");
+gl.bindTexture(gl.TEXTURE_2D, tex);
+wtu.glErrorShouldBe(gl, gl.NO_ERROR);
+
+function enumToString(value) {
+ return wtu.glEnumToString(gl, value);
+}
+
+function testTexParameter(testCase) {
+ var msg = "paramName: " + enumToString(testCase.pname);
+ error = testCase.expectedError;
+ gl.texParameteri(testCase.target, testCase.pname, testCase.param);
+ wtu.glErrorShouldBe(gl, error, msg);
+ gl.texParameterf(testCase.target, testCase.pname, testCase.param);
+ wtu.glErrorShouldBe(gl, error, msg);
+}
+
+function testGetTexParameter(testCase) {
+ var msg = "paramName: " + enumToString(testCase.pname);
+ error = testCase.expectedError;
+ gl.getTexParameter(testCase.target, testCase.pname);
+ wtu.glErrorShouldBe(gl, error, msg);
+}
+
+function testTexImage2D(testCase) {
+ var level = 0;
+ var width = 16;
+ var height = 16;
+ var msg = " internalFormat: " + enumToString(testCase.internalFormat) +
+ " target: " + enumToString(testCase.target) +
+ " format: " + enumToString(testCase.format) +
+ " type: " + enumToString(testCase.type) +
+ " border: " + testCase.border;
+
+ gl.texImage2D(testCase.target, level, testCase.internalFormat, width, height, testCase.border, testCase.format, testCase.type, null);
+ error = testCase.expectedError;
+ wtu.glErrorShouldBe(gl, error, msg);
+}
+
+function testTexSubImage2D(testCase) {
+ var level = 0;
+ var xoffset = 0;
+ var yoffset = 0;
+ var width = 16;
+ var height = 16;
+ var msg = " format: " + enumToString(testCase.format) +
+ " type: " + enumToString(testCase.type);
+ var array = new Uint8Array(width * height * 4);
+
+ gl.texSubImage2D(testCase.target, level, xoffset, yoffset, width, height, testCase.format, testCase.type, array);
+ error = testCase.expectedError;
+ wtu.glErrorShouldBe(gl, error, msg);
+}
+
+function testCopyTexImage2D(testCase) {
+ var level = 0;
+ var x = 0;
+ var y = 0;
+ var width = 16;
+ var height = 16;
+ var msg = " colorBufferFormat: " + enumToString(testCase.colorBufferFormat) +
+ " internalFormat: " + enumToString(testCase.internalFormat) +
+ " target: " + enumToString(testCase.target) +
+ " border: " + testCase.border;
+
+ gl.renderbufferStorage(gl.RENDERBUFFER, testCase.colorBufferFormat, width, height);
+ wtu.glErrorShouldBe(gl, gl.NO_ERROR);
+ shouldBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE");
+
+ gl.copyTexImage2D(testCase.target, level, testCase.internalFormat, x, y, width, height, testCase.border);
+ error = testCase.expectedError;
+ wtu.glErrorShouldBe(gl, error, msg);
+}
+
+function testCopyTexSubImage2D(testCase) {
+ var level = 0;
+ var x = 0;
+ var y = 0;
+ var width = 16;
+ var height = 16;
+ var xoffset = 0;
+ var yoffset = 0;
+ var border = 0;
+ var type = gl.UNSIGNED_BYTE;
+ var msg = " colorBufferFormat: " + enumToString(testCase.colorBufferFormat) +
+ " internalFormat: " + enumToString(testCase.internalFormat) +
+ " target: " + enumToString(testCase.target);
+
+ gl.renderbufferStorage(gl.RENDERBUFFER, testCase.colorBufferFormat, width, height);
+ wtu.glErrorShouldBe(gl, gl.NO_ERROR);
+ shouldBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE");
+
+ gl.texImage2D(testCase.target, level, testCase.internalFormat, xoffset + width, yoffset + height, border, testCase.internalFormat, type, null);
+ wtu.glErrorShouldBe(gl, gl.NO_ERROR);
+
+ gl.copyTexSubImage2D(testCase.target, level, xoffset, yoffset, x, y, width, height);
+ error = testCase.expectedError;
+ wtu.glErrorShouldBe(gl, error, msg);
+}
+
+function testCopyFromInternalFBO(testCase) {
+ var target = gl.TEXTURE_2D;
+ var level = 0;
+ var x = 0;
+ var y = 0;
+ var width = 16;
+ var height = 16;
+ var xoffset = 0;
+ var yoffset = 0;
+ var border = 0;
+ var type = gl.UNSIGNED_BYTE;
+ var msg = " colorBufferFormat: " + enumToString(testCase.contextAlpha ? gl.RGBA : gl.RGB) +
+ " internalFormat: " + enumToString(testCase.internalFormat);
+
+ if (testCase.contextAlpha) {
+ gl = wtu.create3DContext(null, { alpha: true }, contextVersion);
+ } else {
+ gl = wtu.create3DContext(null, { alpha: false }, contextVersion);
+ }
+ shouldBeNonNull("gl");
+ shouldBeNonNull("tex = gl.createTexture()");
+ gl.bindTexture(target, tex);
+ if (testCase.subImage) {
+ gl.texImage2D(target, level, testCase.internalFormat, xoffset + width, yoffset + height, border, testCase.internalFormat, type, null);
+ wtu.glErrorShouldBe(gl, gl.NO_ERROR);
+ gl.copyTexSubImage2D(target, level, xoffset, yoffset, x, y, width, height);
+ } else {
+ wtu.glErrorShouldBe(gl, gl.NO_ERROR);
+ gl.copyTexImage2D(target, level, testCase.internalFormat, x, y, width, height, border);
+ }
+ error = testCase.expectedError;
+ wtu.glErrorShouldBe(gl, error, msg);
+}
+
+// Only for WebGL2.0.
+function testTexImage3D(testCase) {
+ var level = 0;
+ var width = 16;
+ var height = 16;
+ var depth = 16;
+ var msg = " internalFormat: " + enumToString(testCase.internalFormat) +
+ " target: " + enumToString(testCase.target) +
+ " format: " + enumToString(testCase.format) +
+ " type: " + enumToString(testCase.type) +
+ " border: " + testCase.border;
+
+ gl.texImage3D(testCase.target, level, testCase.internalFormat, width, height, depth, testCase.border, testCase.format, testCase.type, null);
+ error = testCase.expectedError;
+ wtu.glErrorShouldBe(gl, error, msg);
+}
+
+function testTexSubImage3D(testCase) {
+ var level = 0;
+ var xoffset = 0;
+ var yoffset = 0;
+ var zoffset = 0;
+ var width = 16;
+ var height = 16;
+ var depth = 16;
+ var msg = " format: " + enumToString(testCase.format) +
+ " type: " + enumToString(testCase.type);
+ var array = new Uint8Array(width * height * depth * 4);
+
+ gl.texSubImage3D(testCase.target, level, xoffset, yoffset, zoffset, width, height, depth, testCase.format, testCase.type, array);
+ error = testCase.expectedError;
+ wtu.glErrorShouldBe(gl, error, msg);
+}
+
+
+// Start checking.
+
+debug("");
+debug("Checking TexParameter: a set of inputs that are valid in GL but invalid in WebGL");
+
+testCases = [
+ { target: 0x0DE0, // GL_TEXTURE_1D
+ pname: gl.TEXTURE_WRAP_T,
+ param: gl.REPEAT,
+ expectedError: gl.INVALID_ENUM },
+ { target: gl.TEXTURE_2D,
+ pname: gl.TEXTURE_WRAP_T,
+ param: 0x2900, // GL_CLAMP
+ expectedError: gl.INVALID_ENUM },
+ { target: gl.TEXTURE_2D,
+ pname: gl.TEXTURE_WRAP_T,
+ param: gl.REPEAT,
+ expectedError: gl.NO_ERROR }
+];
+
+if (contextVersion < 2) {
+ testCases = testCases.concat([
+ { target: gl.TEXTURE_2D,
+ pname: 0x813A, // GL_TEXTURE_MIN_LOD
+ param: 0,
+ expectedError: gl.INVALID_ENUM }
+ ]);
+} else {
+ testCases = testCases.concat([
+ { target: gl.TEXTURE_2D,
+ pname: 0x8E42, // GL_TEXTURE_SWIZZLE_R
+ param: 0x1903, // GL_RED
+ expectedError: gl.INVALID_ENUM },
+ { target: gl.TEXTURE_2D,
+ pname: 0x8072, // GL_TEXTURE_WRAP_R
+ param: 0x2900, // GL_CLAMP
+ expectedError: gl.INVALID_ENUM }
+ ]);
+}
+
+for (var ii = 0; ii < testCases.length; ++ii) {
+ testTexParameter(testCases[ii]);
+}
+
+debug("");
+debug("Checking GetTexParameter: a set of inputs that are valid in GL but invalid in WebGL");
+
+testCases = [
+ { target: 0x0DE0, // GL_TEXTURE_1D
+ pname: gl.TEXTURE_WRAP_T,
+ expectedError: gl.INVALID_ENUM },
+ { target: gl.TEXTURE_2D,
+ pname: gl.TEXTURE_WRAP_T,
+ expectedError: gl.NO_ERROR }
+];
+
+if (contextVersion < 2) {
+ testCases = testCases.concat([
+ { target: gl.TEXTURE_2D,
+ pname: 0x813A, // GL_TEXTURE_MIN_LOD
+ expectedError: gl.INVALID_ENUM }
+ ]);
+} else {
+ testCases = testCases.concat([
+ { target: gl.TEXTURE_2D,
+ pname: 0x8E42, // GL_TEXTURE_SWIZZLE_R
+ expectedError: gl.INVALID_ENUM }
+ ]);
+}
+
+for (var ii = 0; ii < testCases.length; ++ii) {
+ testGetTexParameter(testCases[ii]);
+}
+
+debug("");
+debug("Checking TexImage2D: a set of inputs that are valid in GL but invalid in WebGL");
+
+var testCases = [
+ { target: 0x8064, // GL_PROXY_TEXTURE_2D
+ internalFormat: gl.RGBA,
+ border: 0,
+ format: gl.RGBA,
+ type: gl.UNSIGNED_BYTE,
+ expectedError: gl.INVALID_ENUM },
+ { target: gl.TEXTURE_2D,
+ internalFormat: 0x1903, // GL_RED
+ border: 0,
+ format: 0x1903, // GL_RED
+ type: gl.UNSIGNED_BYTE,
+ expectedError: [gl.INVALID_ENUM, gl.INVALID_VALUE] },
+ { target: gl.TEXTURE_2D,
+ internalFormat: gl.RGBA,
+ border: 1,
+ format: gl.RGBA,
+ type: gl.UNSIGNED_BYTE,
+ expectedError: gl.INVALID_VALUE },
+ { target: gl.TEXTURE_2D,
+ internalFormat: gl.RGBA,
+ border: 0,
+ format: gl.RGB,
+ type: gl.UNSIGNED_BYTE,
+ expectedError: gl.INVALID_OPERATION },
+ { target: gl.TEXTURE_2D,
+ internalFormat: gl.RGBA,
+ border: 0,
+ format: gl.RGBA,
+ type: gl.UNSIGNED_BYTE,
+ expectedError: gl.NO_ERROR }
+];
+
+if (contextVersion < 2) {
+ testCases = testCases.concat([
+ { target: gl.TEXTURE_2D,
+ internalFormat: gl.RGBA,
+ border: 0,
+ format: gl.RGBA,
+ type: gl.BYTE,
+ expectedError: gl.INVALID_ENUM }
+ ]);
+} else {
+ testCases = testCases.concat([
+ { target: gl.TEXTURE_2D,
+ internalFormat: gl.RGBA,
+ border: 0,
+ format: gl.RGBA,
+ type: gl.BYTE,
+ expectedError: gl.INVALID_OPERATION },
+ { target: gl.TEXTURE_3D,
+ internalFormat: gl.RGBA,
+ border: 0,
+ format: gl.RGBA,
+ type: gl.UNSIGNED_BYTE,
+ expectedError: gl.INVALID_ENUM }
+ ]);
+}
+
+for (var ii = 0; ii < testCases.length; ++ii) {
+ testTexImage2D(testCases[ii]);
+}
+
+debug("");
+debug("Checking TexSubImage2D: a set of inputs that are valid in GL but invalid in WebGL");
+
+testCases = [
+ { target: gl.TEXTURE_2D,
+ format: gl.RGBA,
+ type: gl.UNSIGNED_BYTE,
+ expectedError: gl.NO_ERROR }
+];
+
+if (contextVersion < 2) {
+ testCases = testCases.concat([
+ { target: gl.TEXTURE_2D,
+ format: 0x1903, // GL_RED
+ type: gl.UNSIGNED_BYTE,
+ expectedError: gl.INVALID_ENUM },
+ { target: gl.TEXTURE_2D,
+ format: gl.RGBA,
+ type: gl.BYTE,
+ expectedError: gl.INVALID_ENUM }
+ ]);
+} else {
+ testCases = testCases.concat([
+ { target: gl.TEXTURE_2D,
+ format: gl.RED,
+ type: gl.UNSIGNED_BYTE,
+ expectedError: gl.INVALID_OPERATION },
+ { target: gl.TEXTURE_2D,
+ format: gl.RGBA,
+ type: gl.BYTE,
+ expectedError: gl.INVALID_OPERATION },
+ { target: gl.TEXTURE_3D,
+ format: gl.RGBA,
+ type: gl.UNSIGNED_BYTE,
+ expectedError: gl.INVALID_ENUM },
+ ]);
+}
+
+for (var ii = 0; ii < testCases.length; ++ii) {
+ testTexSubImage2D(testCases[ii]);
+}
+
+debug("");
+debug("Checking CopyTexImage2D: a set of inputs that are valid in GL but invalid in WebGL");
+
+var colorBuffer = null;
+var fbo = null;
+
+shouldBeNonNull("fbo = gl.createFramebuffer()");
+gl.bindFramebuffer(gl.FRAMEBUFFER, fbo);
+shouldBeNonNull("colorBuffer = gl.createRenderbuffer()");
+gl.bindRenderbuffer(gl.RENDERBUFFER, colorBuffer);
+gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.RENDERBUFFER, colorBuffer);
+wtu.glErrorShouldBe(gl, gl.NO_ERROR);
+
+testCases = [
+ { target: gl.TEXTURE_2D,
+ colorBufferFormat: gl.RGB565,
+ internalFormat: 0x8054, // GL_RGB16
+ border: 0,
+ expectedError: gl.INVALID_ENUM },
+ { target: gl.TEXTURE_2D,
+ colorBufferFormat: gl.RGB565,
+ internalFormat: gl.RGBA,
+ border: 1,
+ expectedError: gl.INVALID_VALUE },
+ { target: gl.TEXTURE_2D,
+ colorBufferFormat: gl.RGB565,
+ internalFormat: gl.RGBA,
+ border: 0,
+ expectedError: gl.INVALID_OPERATION },
+ { target: gl.TEXTURE_2D,
+ colorBufferFormat: gl.RGB565,
+ internalFormat: gl.RGB,
+ border: 0,
+ expectedError: gl.NO_ERROR }
+];
+
+if (contextVersion > 1) {
+ testCases = testCases.concat([
+ { target: gl.TEXTURE_3D,
+ colorBufferFormat: gl.RGB5_A1,
+ internalFormat: gl.RGBA,
+ border: 0,
+ expectedError: gl.INVALID_ENUM }
+ ]);
+}
+
+for (var ii = 0; ii < testCases.length; ++ii) {
+ testCopyTexImage2D(testCases[ii]);
+}
+
+debug("");
+debug("Checking CopyTexSubImage2D: a set of inputs that are valid in GL but invalid in WebGL");
+
+testCases = [
+ { target: gl.TEXTURE_2D,
+ colorBufferFormat: gl.RGB5_A1,
+ internalFormat: gl.RGBA,
+ expectedError: gl.NO_ERROR },
+ { target: gl.TEXTURE_2D,
+ colorBufferFormat: gl.RGB565,
+ internalFormat: gl.RGBA,
+ expectedError: gl.INVALID_OPERATION }
+];
+
+for (var ii = 0; ii < testCases.length; ++ii) {
+ testCopyTexSubImage2D(testCases[ii]);
+}
+
+debug("");
+debug("Checking CopyTex{Sub}Image2D: copy from WebGL internal framebuffer");
+
+testCases = [
+ { contextAlpha: true,
+ internalFormat: gl.RGBA,
+ subImage: false,
+ expectedError: gl.NO_ERROR },
+ { contextAlpha: false,
+ internalFormat: gl.RGBA,
+ subImage: false,
+ expectedError: gl.INVALID_OPERATION },
+ { contextAlpha: true,
+ internalFormat: gl.RGBA,
+ subImage: true,
+ expectedError: gl.NO_ERROR },
+ { contextAlpha: false,
+ internalFormat: gl.RGBA,
+ subImage: true,
+ expectedError: gl.INVALID_OPERATION }
+];
+
+for (var ii = 0; ii < testCases.length; ++ii) {
+ testCopyFromInternalFBO(testCases[ii]);
+}
+
+if (contextVersion > 1) {
+// Create new texture for testing api of WebGL 2.0.
+shouldBeNonNull("tex = gl.createTexture()");
+gl.bindTexture(gl.TEXTURE_3D, tex);
+wtu.glErrorShouldBe(gl, gl.NO_ERROR);
+
+debug("");
+debug("Checking TexImage3D: a set of inputs that are valid in GL but invalid in WebGL");
+
+var testCases = [
+ { target: 0x8070, // GL_PROXY_TEXTURE_3D
+ internalFormat: gl.RGBA,
+ border: 0,
+ format: gl.RGBA,
+ type: gl.UNSIGNED_BYTE,
+ expectedError: gl.INVALID_ENUM },
+ { target: gl.TEXTURE_3D,
+ internalFormat: gl.RGBA,
+ border: 0,
+ format: gl.RGB,
+ type: gl.UNSIGNED_BYTE,
+ expectedError: gl.INVALID_OPERATION },
+ { target: gl.TEXTURE_3D,
+ internalFormat: gl.RGBA,
+ border: 0,
+ format: gl.RGBA,
+ type: gl.BYTE,
+ expectedError: gl.INVALID_OPERATION},
+ { target: gl.TEXTURE_3D,
+ internalFormat: gl.RGBA,
+ border: 0,
+ format: gl.RGBA,
+ type: gl.UNSIGNED_BYTE,
+ expectedError: gl.NO_ERROR }
+];
+
+for (var ii = 0; ii < testCases.length; ++ii) {
+ testTexImage3D(testCases[ii]);
+}
+
+debug("");
+debug("Checking TexImage3D: bad target, internalformats, formats, types");
+
+var testCases = [
+ { target: gl.TEXTURE_2D,
+ internalFormat: gl.RGBA,
+ border: 0,
+ format: gl.RGBA,
+ type: gl.UNSIGNED_BYTE,
+ expectedError: gl.INVALID_ENUM },
+ { target: gl.TEXTURE_3D,
+ internalFormat: gl.RG,
+ border: 0,
+ format: gl.RGBA,
+ type: gl.UNSIGNED_BYTE,
+ expectedError: gl.INVALID_VALUE},
+ { target: gl.TEXTURE_3D,
+ internalFormat: gl.RGBA,
+ border: 0,
+ format: gl.RG8,
+ type: gl.UNSIGNED_BYTE,
+ expectedError: gl.INVALID_ENUM },
+ { target: gl.TEXTURE_3D,
+ internalFormat: gl.RGBA,
+ border: 0,
+ format: gl.RGBA,
+ type: gl.INT,
+ expectedError: gl.INVALID_OPERATION},
+];
+
+for (var ii = 0; ii < testCases.length; ++ii) {
+ testTexImage3D(testCases[ii]);
+}
+
+debug("");
+debug("Checking TexSubImage3D: a set of inputs that are valid in GL but invalid in WebGL");
+
+testCases = [
+ { target: gl.TEXTURE_3D,
+ format: 0x80E0, // GL_BGR
+ type: gl.UNSIGNED_BYTE,
+ expectedError: gl.INVALID_ENUM },
+ { target: gl.TEXTURE_3D,
+ format: gl.RGBA,
+ type: 0x8032, // GL_UNSIGNED_BYTE_3_3_2
+ expectedError: gl.INVALID_ENUM },
+ { target: gl.TEXTURE_3D,
+ format: gl.RGBA,
+ type: gl.UNSIGNED_BYTE,
+ expectedError: gl.NO_ERROR }
+];
+
+for (var ii = 0; ii < testCases.length; ++ii) {
+ testTexSubImage3D(testCases[ii]);
+}
+
+}
+
+var successfullyParsed = true;
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