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Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/deqp/functional/gles3/es3fShaderCommonFunctionTests.js')
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1 files changed, 1973 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/deqp/functional/gles3/es3fShaderCommonFunctionTests.js b/dom/canvas/test/webgl-conf/checkout/deqp/functional/gles3/es3fShaderCommonFunctionTests.js new file mode 100644 index 0000000000..5c24c73f90 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/deqp/functional/gles3/es3fShaderCommonFunctionTests.js @@ -0,0 +1,1973 @@ +/*------------------------------------------------------------------------- + * drawElements Quality Program OpenGL ES Utilities + * ------------------------------------------------ + * + * Copyright 2014 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; +goog.provide('functional.gles3.es3fShaderCommonFunctionTests'); +goog.require('framework.common.tcuFloat'); +goog.require('framework.common.tcuTestCase'); +goog.require('framework.delibs.debase.deMath'); +goog.require('framework.delibs.debase.deRandom'); +goog.require('framework.delibs.debase.deString'); +goog.require('framework.opengl.gluShaderProgram'); +goog.require('framework.opengl.gluShaderUtil'); +goog.require('framework.opengl.gluVarType'); +goog.require('modules.shared.glsShaderExecUtil'); +goog.scope(function() { + var es3fShaderCommonFunctionTests = functional.gles3.es3fShaderCommonFunctionTests; + var tcuFloat = framework.common.tcuFloat; + var tcuTestCase = framework.common.tcuTestCase; + var gluShaderProgram = framework.opengl.gluShaderProgram; + var gluShaderUtil = framework.opengl.gluShaderUtil; + var gluVarType = framework.opengl.gluVarType; + var deRandom = framework.delibs.debase.deRandom; + var deMath = framework.delibs.debase.deMath; + var deString = framework.delibs.debase.deString; + var glsShaderExecUtil = modules.shared.glsShaderExecUtil; + + /** @typedef {function(new: es3fShaderCommonFunctionTests.CommonFunctionCase, gluShaderUtil.DataType, gluShaderUtil.precision, gluShaderProgram.shaderType)} */ es3fShaderCommonFunctionTests.TestClass; + + /** + * @enum + */ + es3fShaderCommonFunctionTests.Types = { + FLOAT: 0, + INT: 1, + UINT: 2 + }; + + /** + * @param {Array<number>} values + */ + es3fShaderCommonFunctionTests.vecToFloat16 = function(values) { + for (var ndx = 0; ndx < values.length; ndx++) + values[ndx] = tcuFloat.newFloat16(values[ndx]).getValue(); + }; + + /** + * @param {es3fShaderCommonFunctionTests.Types} type + * @param {deRandom.Random} rnd + * @param {number} minValue + * @param {number} maxValue + * @return {number} + */ + es3fShaderCommonFunctionTests.randomScalar = function(type, rnd, minValue, maxValue) { + switch (type) { + case es3fShaderCommonFunctionTests.Types.FLOAT: return rnd.getFloat(minValue, maxValue); + case es3fShaderCommonFunctionTests.Types.INT: return rnd.getInt(minValue, maxValue); + case es3fShaderCommonFunctionTests.Types.UINT: return Math.abs(rnd.getInt(minValue, maxValue)); + default: throw new Error('Only FLOAT, INT, and UINT are supported.'); + } + }; + + /** + * @param {es3fShaderCommonFunctionTests.Types} type + * @param {Array<number>} size + * @param {deRandom.Random} rnd + * @param {Array<number>} minValue + * @param {Array<number>} maxValue + * @return {Array<number>} + */ + es3fShaderCommonFunctionTests.randomVector = function(type, size, rnd, minValue, maxValue) { + /** @type {Array<number>} */ var res = []; + for (var ndx = 0; ndx < size; ndx++) + res.push(es3fShaderCommonFunctionTests.randomScalar(type, rnd, minValue[ndx], maxValue[ndx])); + return res; + }; + + /** + * @param {es3fShaderCommonFunctionTests.Types} type + * @param {Array<number>} size + * @param {deRandom.Random} rnd + * @param {Array<number>} minValue + * @param {Array<number>} maxValue + * @param {number} numValues + * @param {number=} offset + * @return {Array<Array<number>>} + */ + es3fShaderCommonFunctionTests.fillRandomVectors = function(type, size, rnd, minValue, maxValue, numValues, offset) { + offset = offset === undefined ? 0 : offset; + /** @type {Array<Array<number>>} */ var access; + for (var ndx = 0; ndx < numValues; ndx++) + access[offset + ndx] = es3fShaderCommonFunctionTests.randomVector(type, size, rnd, minValue, maxValue); + return access; + }; + + /** + * @param {es3fShaderCommonFunctionTests.Types} type + * @param {deRandom.Random} rnd + * @param {number} minValue + * @param {number} maxValue + * @param {number} numValues + * @param {number=} offset + * @return {Array<number>} + */ + es3fShaderCommonFunctionTests.fillRandomScalars = function(type, rnd, minValue, maxValue, numValues, offset) { + offset = offset === undefined ? 0 : offset; + /** @type {Array<number>} */ var access = []; + for (var ndx = 0; ndx < numValues; ndx++) + access[offset + ndx] = es3fShaderCommonFunctionTests.randomScalar(type, rnd, minValue, maxValue); + return access; + }; + + /** + * @param {number} input + * @param {number} output + * @return {number} + */ + es3fShaderCommonFunctionTests.numBitsLostInOp = function(input, output) { + /** @type {number} */ var inExp = tcuFloat.newFloat32(input).exponent(); + /** @type {number} */ var outExp = tcuFloat.newFloat32(output).exponent(); + return Math.max(0, inExp - outExp); // Lost due to mantissa shift. + }; + + /** + * @param {number} a + * @param {number} b + * @return {number} + */ + es3fShaderCommonFunctionTests.getUlpDiff = function(a, b) { + /** @type {number} */ var aBits = tcuFloat.newFloat32(a).bits(); + /** @type {number} */ var bBits = tcuFloat.newFloat32(b).bits(); + return aBits > bBits ? aBits - bBits : bBits - aBits; + }; + + /** + * @param {number} a + * @param {number} b + * @return {number} + */ + es3fShaderCommonFunctionTests.getUlpDiffIgnoreZeroSign = function(a, b) { + if (tcuFloat.newFloat32(a).isZero()) + return es3fShaderCommonFunctionTests.getUlpDiff(new tcuFloat.deFloat().construct(tcuFloat.newFloat32(b).sign(), 0, 0).getValue(), b); + else if (tcuFloat.newFloat32(b).isZero()) + return es3fShaderCommonFunctionTests.getUlpDiff(a, new tcuFloat.deFloat().construct(tcuFloat.newFloat32(a).sign(), 0, 0).getValue()); + else + return es3fShaderCommonFunctionTests.getUlpDiff(a, b); + }; + + /** + * @param {gluShaderUtil.precision} precision + * @return {boolean} + */ + es3fShaderCommonFunctionTests.supportsSignedZero = function(precision) { + // \note GLSL ES 3.0 doesn't really require support for -0, but we require it for highp + // as it is very widely supported. + return precision == gluShaderUtil.precision.PRECISION_HIGHP; + }; + + /** + * @param {number} value + * @param {number} ulpDiff + * @return {number} + */ + es3fShaderCommonFunctionTests.getEpsFromMaxUlpDiff = function(value, ulpDiff) { + /** @type {number} */ var exp = tcuFloat.newFloat32(value).exponent(); + return new tcuFloat.deFloat().construct(+1, exp, (1 << 23) | ulpDiff).getValue() - new tcuFloat.deFloat().construct(+1, exp, 1 << 23).getValue(); + }; + + /** + * @param {number} numAccurateBits + * @return {number} + */ + es3fShaderCommonFunctionTests.getMaxUlpDiffFromBits = function(numAccurateBits) { + /** @type {number} */ var numGarbageBits = 23 - numAccurateBits; + /** @type {number} */ var mask = (1 << numGarbageBits) - 1; + + return mask; + }; + + /** + * @param {number} value + * @param {number} numAccurateBits + * @return {number} + */ + es3fShaderCommonFunctionTests.getEpsFromBits = function(value, numAccurateBits) { + return es3fShaderCommonFunctionTests.getEpsFromMaxUlpDiff(value, es3fShaderCommonFunctionTests.getMaxUlpDiffFromBits(numAccurateBits)); + }; + + /** + * @param {gluShaderUtil.precision} precision + * @return {number} + */ + es3fShaderCommonFunctionTests.getMinMantissaBits = function(precision) { + /** @type {Array<number>} */ var bits = [ + 7, // lowp + 10, // mediump + 23 // highp + ]; + + assertMsgOptions(deMath.deInBounds32(precision, 0, bits.length), 'Unexpected precision option.', false, true); + return bits[precision]; + }; + + /** + * @constructor + * @extends {tcuTestCase.DeqpTest} + * @param {string} name + * @param {string} description + * @param {gluShaderProgram.shaderType} shaderType + */ + es3fShaderCommonFunctionTests.CommonFunctionCase = function(name, description, shaderType) { + tcuTestCase.DeqpTest.call(this, name, description); + /** @type {gluShaderProgram.shaderType} */ this.m_shaderType = shaderType; + /** @type {number} */ this.m_numValues = 100; + /** @type {glsShaderExecUtil.ShaderExecutor} */ this.m_executor = null; + /** @type {glsShaderExecUtil.ShaderSpec} */ this.m_spec = new glsShaderExecUtil.ShaderSpec(); + this.m_spec.version = gluShaderUtil.GLSLVersion.V300_ES; + /** @type {string} */ this.m_failMsg; //!< Comparison failure help message. + }; + + es3fShaderCommonFunctionTests.CommonFunctionCase.prototype = Object.create(tcuTestCase.DeqpTest.prototype); + es3fShaderCommonFunctionTests.CommonFunctionCase.prototype.constructor = es3fShaderCommonFunctionTests.CommonFunctionCase; + + es3fShaderCommonFunctionTests.CommonFunctionCase.prototype.init = function() { + assertMsgOptions(!this.m_executor, 'Shader executor should be null at this point', false, true); + this.m_executor = glsShaderExecUtil.createExecutor(this.m_shaderType, this.m_spec); + if (!this.m_executor.isOk()) + throw new Error('Compile failed'); + }; + + es3fShaderCommonFunctionTests.CommonFunctionCase.prototype.deinit = function() { + this.m_executor = null; + }; + + /** + * @param {Array<glsShaderExecUtil.Symbol>} symbols + * @return {Array<number>} + */ + es3fShaderCommonFunctionTests.getScalarSizes = function(symbols) { + /** @type {Array<number>} */ var sizes = []; + for (var ndx = 0; ndx < symbols.length; ++ndx) + sizes.push(symbols[ndx].varType.getScalarSize()); + return sizes; + }; + + /** + * @param {Array<glsShaderExecUtil.Symbol>} symbols + * @return {number} + */ + es3fShaderCommonFunctionTests.computeTotalScalarSize = function(symbols) { + /** @type {number} */ var totalSize = 0; + for (var sym in symbols) + totalSize += symbols[sym].varType.getScalarSize(); + return totalSize; + }; + + /** + * @param {boolean} value + * @return {string} + */ + es3fShaderCommonFunctionTests.ToBoolString = function(value) { + return value ? "true" : "false"; + }; + + /** + * @param {gluVarType.VarType} varType + * @param {Array<*>} values + * @return {string} + */ + es3fShaderCommonFunctionTests.VarValue = function(varType, values) { + /** @type {gluShaderUtil.DataType} */ var basicType = varType.getBasicType(); + /** @type {gluShaderUtil.DataType} */ var scalarType = gluShaderUtil.getDataTypeScalarTypeAsDataType(basicType); + /** @type {number} */ var numComponents = gluShaderUtil.getDataTypeScalarSize(basicType); + /** @type {string} */ var outputStr = ""; + + if (numComponents > 1) { + outputStr += gluShaderUtil.getDataTypeName(basicType) + "("; + } + + for (var compNdx = 0; compNdx < numComponents; ++compNdx) { + if (compNdx != 0) { + outputStr += ", "; + } + + // tcu::toHex() is all commented out in this project. + // e.g. Line 199 of es3fShaderPackingFunctionTests.js + switch (scalarType) { + case gluShaderUtil.DataType.FLOAT: + case gluShaderUtil.DataType.INT: + case gluShaderUtil.DataType.UINT: + outputStr += values[compNdx]; + break; + case gluShaderUtil.DataType.BOOL: + outputStr += es3fShaderCommonFunctionTests.ToBoolString(values[compNdx]); + break; + + default: + throw Error('Unrecognized dataType ' + scalarType); + } + } + + if (numComponents > 1) { + outputStr += ")"; + } + + return outputStr; + } + + /** + * @return {tcuTestCase.IterateResult} + */ + es3fShaderCommonFunctionTests.CommonFunctionCase.prototype.iterate = function() { + /** @type {number} */ var numInputScalars = es3fShaderCommonFunctionTests.computeTotalScalarSize(this.m_spec.inputs); + /** @type {number} */ var numOutputScalars = es3fShaderCommonFunctionTests.computeTotalScalarSize(this.m_spec.outputs); + /** @type {Array<goog.TypedArray>} */ var inputData = []; + /** @type {Array<goog.TypedArray>} */ var outputData = []; + /** @type {gluShaderUtil.DataType} */ var inputType = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.DataType} */ var outputType = this.m_spec.outputs[0].varType.getBasicType(); + /** @type {Array<Array<number>>} */ var inputValues; + /** @type {ArrayBuffer} */ var outputValues; + inputValues = this.getInputValues(this.m_numValues); + + for (var inNdx = 0; inNdx < inputValues.length; inNdx++) { + var data = inputType >= gluShaderUtil.DataType.FLOAT && inputType <= gluShaderUtil.DataType.FLOAT_VEC4 ? new Float32Array(inputValues[inNdx]) : + inputType >= gluShaderUtil.DataType.INT && inputType <= gluShaderUtil.DataType.INT_VEC4 ? new Int32Array(inputValues[inNdx]) : + inputType >= gluShaderUtil.DataType.UINT && inputType <= gluShaderUtil.DataType.UINT_VEC4 ? new Uint32Array(inputValues[inNdx]) : + null; + inputData.push(data); + } + + // Execute shader. + this.m_executor.useProgram(); + outputValues = this.m_executor.execute(this.m_numValues, inputData); + for (var outNdx = 0; outNdx < outputValues.length; outNdx++) { + var data = outputType >= gluShaderUtil.DataType.FLOAT && outputType <= gluShaderUtil.DataType.FLOAT_VEC4 ? new Float32Array(outputValues[outNdx].buffer) : + outputType >= gluShaderUtil.DataType.INT && outputType <= gluShaderUtil.DataType.INT_VEC4 ? new Int32Array(outputValues[outNdx].buffer) : + outputType >= gluShaderUtil.DataType.UINT && outputType <= gluShaderUtil.DataType.UINT_VEC4 ? new Uint32Array(outputValues[outNdx].buffer) : + outputType >= gluShaderUtil.DataType.BOOL && outputType <= gluShaderUtil.DataType.BOOL_VEC4 ? new Int32Array(outputValues[outNdx].buffer) : + null; + outputData.push(data); + } + + // TODO: verify proper TypedArray for BOOL types; defaulting to Int32Array in the mean time (outputValues returns 400 bytes, we need 100 elements) + // Compare results. + /** @type {Array<number>} */ var inScalarSizes = es3fShaderCommonFunctionTests.getScalarSizes(this.m_spec.inputs); + /** @type {Array<number>} */ var outScalarSizes = es3fShaderCommonFunctionTests.getScalarSizes(this.m_spec.outputs); + /** @type {Array<*>} */ var curInputPtr = []; + /** @type {Array<*>} */ var curOutputPtr = []; + /** @type {number} */ var numFailed = 0; + + for (var inNdx = 0; inNdx < inputData.length; inNdx++) { + curInputPtr[inNdx] = []; + for (var valNdx = 0; valNdx < inputData[inNdx].length; valNdx += inScalarSizes[inNdx]) + curInputPtr[inNdx].push(inputData[inNdx].slice(valNdx, valNdx + inScalarSizes[inNdx])); + } + + for (var outNdx = 0; outNdx < outputData.length; outNdx++) { + curOutputPtr[outNdx] = []; + for (var valNdx = 0; valNdx < outputData[outNdx].length; valNdx += outScalarSizes[outNdx]) + curOutputPtr[outNdx].push(outputData[outNdx].slice(valNdx, valNdx + outScalarSizes[outNdx])); + } + + this.m_failMsg = ''; + for (var valNdx = 0; valNdx < this.m_numValues; valNdx++) { + var curInputValues = []; + var curOutputValues = []; + for (var inNdx = 0; inNdx < inputData.length; inNdx++) { + curInputValues.push(curInputPtr[inNdx][valNdx]); + } + for (var outNdx = 0; outNdx < outputData.length; outNdx++) { + curOutputValues.push(curOutputPtr[outNdx][valNdx]); + } + if (!this.compare(curInputValues, curOutputValues)) { + // \todo [2013-08-08 pyry] We probably want to log reference value as well? + + bufferedLogToConsole('ERROR: comparison failed for value ' + valNdx + ':\n ' + this.m_failMsg); + bufferedLogToConsole(' inputs:'); + for (var inNdx = 0; inNdx < inputData.length; ++inNdx) { + var varValue = es3fShaderCommonFunctionTests.VarValue(this.m_spec.inputs[0].varType, curInputValues[inNdx]); + bufferedLogToConsole(' ' + this.m_spec.inputs[inNdx].name + ' = ' + varValue); + } + + bufferedLogToConsole(' outputs:'); + for (var outNdx = 0; outNdx < outputData.length; ++outNdx) { + var varValue = es3fShaderCommonFunctionTests.VarValue(this.m_spec.inputs[0].varType, curOutputValues[outNdx]); + bufferedLogToConsole(' ' + this.m_spec.outputs[outNdx].name + ' = ' + varValue); + } + + this.m_failMsg = ''; + numFailed += 1; + } + } + + bufferedLogToConsole((this.m_numValues - numFailed) + ' / ' + this.m_numValues + ' values passed'); + + /** @type {boolean} */ var isOk = numFailed === 0; + + if (!isOk) + testFailedOptions('Result comparison failed', false); + else + testPassedOptions('Pass', true); + + return tcuTestCase.IterateResult.STOP; + }; + + /** + * @param {gluShaderUtil.precision} precision + * @return {string} + */ + es3fShaderCommonFunctionTests.getPrecisionPostfix = function(precision) { + /** @type {Array<string>} */ var s_postfix = [ + '_lowp', + '_mediump', + '_highp' + ]; + assertMsgOptions(0 <= precision && precision < s_postfix.length, 'Error: Out of range', false, true); + return s_postfix[precision]; + }; + + /** + * @param {gluShaderProgram.shaderType} shaderType + * @return {string} + */ + es3fShaderCommonFunctionTests.getShaderTypePostfix = function(shaderType) { + /** @type {Array<string>} */ var s_postfix = [ + '_vertex', + '_fragment' + ]; + assertMsgOptions(0 <= shaderType && shaderType < s_postfix.length, 'Error Out of range', false, true); + return s_postfix[shaderType]; + }; + + /** + * @param {gluShaderUtil.DataType} baseType + * @param {gluShaderUtil.precision} precision + * @param {gluShaderProgram.shaderType} shaderType + * @return {string} + */ + es3fShaderCommonFunctionTests.getCommonFuncCaseName = function(baseType, precision, shaderType) { + return gluShaderUtil.getDataTypeName(baseType) + + es3fShaderCommonFunctionTests.getPrecisionPostfix(precision) + + es3fShaderCommonFunctionTests.getShaderTypePostfix(shaderType); + }; + + /** + * @constructor + * @extends {es3fShaderCommonFunctionTests.CommonFunctionCase} + * @param {gluShaderUtil.DataType} baseType + * @param {gluShaderUtil.precision} precision + * @param {gluShaderProgram.shaderType} shaderType + */ + es3fShaderCommonFunctionTests.AbsCase = function(baseType, precision, shaderType) { + es3fShaderCommonFunctionTests.CommonFunctionCase.call(this, + es3fShaderCommonFunctionTests.getCommonFuncCaseName(baseType, precision, shaderType), + 'abs', shaderType); + this.m_spec.inputs.push(new glsShaderExecUtil.Symbol('in0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.outputs.push(new glsShaderExecUtil.Symbol('out0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.source = 'out0 = abs(in0);'; + }; + + es3fShaderCommonFunctionTests.AbsCase.prototype = Object.create(es3fShaderCommonFunctionTests.CommonFunctionCase.prototype); + es3fShaderCommonFunctionTests.AbsCase.prototype.constructor = es3fShaderCommonFunctionTests.AbsCase; + + /** + * @param {number} numValues + * @return {*} + */ + es3fShaderCommonFunctionTests.AbsCase.prototype.getInputValues = function(numValues) { + /** @type {Array<Array<number>>} */ var floatRanges = [ + [-2.0, 2.0], // lowp + [-1e3, 1e3], // mediump + [-1e7, 1e7] // highp + ]; + + /** @type {Array<Array<number>>} */ var intRanges = [ + [-(1 << 7) + 1, (1 << 7) - 1], + [-(1 << 15) + 1, (1 << 15) - 1], + [-0x80000000 + 1, 0x7fffffff] + ]; + + /** @type {deRandom.Random} */ var rnd = new deRandom.Random(deString.deStringHash(this.name) ^ 0x235fac); + + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + /** @type {Array<Array<number>>} */ var values = []; + values[0] = []; + + if (gluShaderUtil.isDataTypeFloatOrVec(type)) + values[0] = es3fShaderCommonFunctionTests.fillRandomScalars(es3fShaderCommonFunctionTests.Types.FLOAT, rnd, floatRanges[precision][0], floatRanges[precision][1], numValues * scalarSize); + else + values[0] = es3fShaderCommonFunctionTests.fillRandomScalars(es3fShaderCommonFunctionTests.Types.INT, rnd, intRanges[precision][0], intRanges[precision][1], numValues * scalarSize); + + return values; + }; + + /** + * @param {*} inputs + * @param {*} outputs + * @return {boolean} + */ + es3fShaderCommonFunctionTests.AbsCase.prototype.compare = function(inputs, outputs) { + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + + /** @type {number} */ var in0; + /** @type {number} */ var out0; + /** @type {number} */ var ref0; + + if (gluShaderUtil.isDataTypeFloatOrVec(type)) { + /** @type {number} */ var mantissaBits = es3fShaderCommonFunctionTests.getMinMantissaBits(precision); + /** @type {number} */ var maxUlpDiff = (1 << (23 - mantissaBits)) - 1; + + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + ref0 = Math.abs(in0); + /** @type {number} */ var ulpDiff0 = es3fShaderCommonFunctionTests.getUlpDiff(out0, ref0); + + if (ulpDiff0 > maxUlpDiff) { + this.m_failMsg += 'Expected [' + compNdx + '] = ' + ref0 /*HexFloat(ref0)*/ + ' with ULP threshold ' + maxUlpDiff + ', got ULP diff ' + ulpDiff0; + return false; + } + } + } else + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + ref0 = Math.abs(in0); + + if (out0 != ref0) { + this.m_failMsg += 'Expected [' + compNdx + '] = ' + ref0; + return false; + } + } + + return true; + }; + + /** + * @constructor + * @extends {es3fShaderCommonFunctionTests.CommonFunctionCase} + * @param {gluShaderUtil.DataType} baseType + * @param {gluShaderUtil.precision} precision + * @param {gluShaderProgram.shaderType} shaderType + */ + es3fShaderCommonFunctionTests.SignCase = function(baseType, precision, shaderType) { + es3fShaderCommonFunctionTests.CommonFunctionCase.call(this, + es3fShaderCommonFunctionTests.getCommonFuncCaseName(baseType, precision, shaderType), + 'sign', shaderType); + this.m_spec.inputs.push(new glsShaderExecUtil.Symbol('in0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.outputs.push(new glsShaderExecUtil.Symbol('out0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.source = 'out0 = sign(in0);'; + }; + + es3fShaderCommonFunctionTests.SignCase.prototype = Object.create(es3fShaderCommonFunctionTests.CommonFunctionCase.prototype); + es3fShaderCommonFunctionTests.SignCase.prototype.constructor = es3fShaderCommonFunctionTests.SignCase; + + /** + * @param {number} numValues + * @return {*} + */ + es3fShaderCommonFunctionTests.SignCase.prototype.getInputValues = function(numValues) { + /** @type {Array<Array<number>>} */ var floatRanges = [ + [-2.0, 2.0], // lowp + [-1e4, 1e4], // mediump + [-1e8, 1e8] // highp + ]; + + /** @type {Array<Array<number>>} */ var intRanges = [ + [-(1 << 7), (1 << 7) - 1], + [-(1 << 15), (1 << 15) - 1], + [0x80000000, 0x7fffffff] + ]; + + /** @type {deRandom.Random} */ var rnd = new deRandom.Random(deString.deStringHash(this.name) ^ 0x324); + + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + /** @type {Array<Array<number>>} */ var values = []; + values[0] = []; + + if (gluShaderUtil.isDataTypeFloatOrVec(type)) { + // Special cases. + // [dag] The special cases are 1, -1, and 0 + var specialCases = [1.0, -1.0, 0.0]; + for (var caseNdx = 0; caseNdx < specialCases.length; caseNdx++) + for (var scalarNdx = 0; scalarNdx < scalarSize; scalarNdx++) { + values[0].push(specialCases[caseNdx]); + } + values[0] = values[0].concat(es3fShaderCommonFunctionTests.fillRandomScalars(es3fShaderCommonFunctionTests.Types.FLOAT, rnd, floatRanges[precision][0], floatRanges[precision][1], (numValues - 3) * scalarSize)); + } else { + var specialCases = [1, -1, 0]; + for (var caseNdx = 0; caseNdx < specialCases.length; caseNdx++) + for (var scalarNdx = 0; scalarNdx < scalarSize; scalarNdx++) { + values[0].push(specialCases[caseNdx]); + } + values[0] = values[0].concat(es3fShaderCommonFunctionTests.fillRandomScalars(es3fShaderCommonFunctionTests.Types.INT, rnd, intRanges[precision][0], intRanges[precision][1], (numValues - 3) * scalarSize)); + } + + return values; + }; + + /** + * @param {*} inputs + * @param {*} outputs + * @return {boolean} + */ + es3fShaderCommonFunctionTests.SignCase.prototype.compare = function(inputs, outputs) { + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + + /** @type {number} */ var in0; + /** @type {number} */ var out0; + /** @type {number} */ var ref0; + + if (gluShaderUtil.isDataTypeFloatOrVec(type)) { + // Both highp and mediump should be able to represent -1, 0, and +1 exactly + /** @type {number} */ var maxUlpDiff = precision === gluShaderUtil.precision.PRECISION_LOWP ? + es3fShaderCommonFunctionTests.getMaxUlpDiffFromBits(es3fShaderCommonFunctionTests.getMinMantissaBits(precision)) : + 0; + + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + ref0 = in0 < 0.0 ? -1.0 : + in0 > 0.0 ? 1.0 : 0.0; + /** @type {number} */ var ulpDiff0 = es3fShaderCommonFunctionTests.getUlpDiff(out0, ref0); + + if (ulpDiff0 > maxUlpDiff) { + this.m_failMsg += 'Expected [' + compNdx + '] = ' + ref0 /*HexFloat(ref0)*/ + ' with ULP threshold ' + maxUlpDiff + ', got ULP diff ' + ulpDiff0; + return false; + } + } + } else { + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + ref0 = in0 < 0 ? -1 : + in0 > 0 ? 1 : 0; + + if (out0 != ref0) { + this.m_failMsg += 'Expected [' + compNdx + '] = ' + ref0; + return false; + } + } + } + + return true; + }; + + /** + * @param {number} v + * @return {number} + */ + es3fShaderCommonFunctionTests.roundEven = function(v) { + /** @type {number} */ var q = deMath.deFloatFrac(v); + /** @type {number} */ var truncated = Math.trunc(v - q); + /** @type {number} */ var rounded = (q > 0.5) ? (truncated + 1) : // Rounded up + (q == 0.5 && (truncated % 2 != 0)) ? (truncated + 1) : // Round to nearest even at 0.5 + truncated; // Rounded down + return rounded; + }; + + /** + * @constructor + * @extends {es3fShaderCommonFunctionTests.CommonFunctionCase} + * @param {gluShaderUtil.DataType} baseType + * @param {gluShaderUtil.precision} precision + * @param {gluShaderProgram.shaderType} shaderType + */ + es3fShaderCommonFunctionTests.RoundEvenCase = function(baseType, precision, shaderType) { + es3fShaderCommonFunctionTests.CommonFunctionCase.call(this, + es3fShaderCommonFunctionTests.getCommonFuncCaseName(baseType, precision, shaderType), + 'roundEven', shaderType); + this.m_spec.inputs.push(new glsShaderExecUtil.Symbol('in0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.outputs.push(new glsShaderExecUtil.Symbol('out0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.source = 'out0 = roundEven(in0);'; + }; + + es3fShaderCommonFunctionTests.RoundEvenCase.prototype = Object.create(es3fShaderCommonFunctionTests.CommonFunctionCase.prototype); + es3fShaderCommonFunctionTests.RoundEvenCase.prototype.constructor = es3fShaderCommonFunctionTests.RoundEvenCase; + + /** + * @param {number} numValues + * @return {*} + */ + es3fShaderCommonFunctionTests.RoundEvenCase.prototype.getInputValues = function(numValues) { + /** @type {Array<Array<number>>} */ var ranges = [ + [-2.0, 2.0], // lowp + [-1e3, 1e3], // mediump + [-1e7, 1e7] // highp + ]; + + /** @type {deRandom.Random} */ var rnd = new deRandom.Random(deString.deStringHash(this.name) ^ 0xac23f); + + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + /** @type {number} */ var numSpecialCases = 0; + /** @type {Array<Array<number>>} */ var values = []; + values[0] = []; + // Special cases. + if (precision !== gluShaderUtil.precision.PRECISION_LOWP) { + assertMsgOptions(numValues >= 20, 'numValues should be greater or equal than 20', false, true); + for (var ndx = 0; ndx < 20; ndx++) { + /** @type {number} */ var v = deMath.clamp(ndx - 10.5, ranges[precision][0], ranges[precision][1]); + for (var scalarNdx = 0; scalarNdx < scalarSize; scalarNdx++) { + values[0].push(v); + } + numSpecialCases += 1; + } + } + + // Random cases. + values[0] = values[0].concat(es3fShaderCommonFunctionTests.fillRandomScalars(es3fShaderCommonFunctionTests.Types.FLOAT, rnd, ranges[precision][0], ranges[precision][1], (numValues - numSpecialCases) * scalarSize)); + + // If precision is mediump, make sure values can be represented in fp16 exactly + if (precision === gluShaderUtil.precision.PRECISION_MEDIUMP) + es3fShaderCommonFunctionTests.vecToFloat16(values[0]); + + return values; + }; + + /** + * @param {*} inputs + * @param {*} outputs + * @return {boolean} + */ + es3fShaderCommonFunctionTests.RoundEvenCase.prototype.compare = function(inputs, outputs) { + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + /** @type {number} */ var in0; + /** @type {number} */ var out0; + + if (precision == gluShaderUtil.precision.PRECISION_HIGHP || precision == gluShaderUtil.precision.PRECISION_MEDIUMP) { + // Require exact rounding result. + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + /** @type {number} */ var ref = es3fShaderCommonFunctionTests.roundEven(in0); + + /** @type {number} */ var ulpDiff = es3fShaderCommonFunctionTests.getUlpDiffIgnoreZeroSign(out0, ref); + + if (ulpDiff > 0) { + this.m_failMsg += 'Expected [' + compNdx + '] = ' + ref + ', got ULP diff ' + ulpDiff; + return false; + } + } + } else { + /** @type {number} */ var mantissaBits = es3fShaderCommonFunctionTests.getMinMantissaBits(precision); + /** @type {number} */ var maxUlpDiff = es3fShaderCommonFunctionTests.getMaxUlpDiffFromBits(mantissaBits); // ULP diff for rounded integer value. + /** @type {number} */ var eps = es3fShaderCommonFunctionTests.getEpsFromBits(1.0, mantissaBits); // epsilon for rounding bounds + + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + /** @type {number} */ var minRes = Math.floor(es3fShaderCommonFunctionTests.roundEven(in0 - eps)); + /** @type {number} */ var maxRes = Math.floor(es3fShaderCommonFunctionTests.roundEven(in0 + eps)); + /** @type {boolean} */ var anyOk = false; + + for (var roundedVal = minRes; roundedVal <= maxRes; roundedVal++) { + ulpDiff = es3fShaderCommonFunctionTests.getUlpDiffIgnoreZeroSign(out0, roundedVal); + + if (ulpDiff <= maxUlpDiff) { + anyOk = true; + break; + } + } + + if (!anyOk) { + this.m_failMsg += 'Expected [' + compNdx + '] = [' + minRes + ', ' + maxRes + '] with ULP threshold ' + maxUlpDiff; + return false; + } + } + } + + return true; + }; + + /** + * @constructor + * @extends {es3fShaderCommonFunctionTests.CommonFunctionCase} + * @param {gluShaderUtil.DataType} baseType + * @param {gluShaderUtil.precision} precision + * @param {gluShaderProgram.shaderType} shaderType + */ + es3fShaderCommonFunctionTests.ModfCase = function(baseType, precision, shaderType) { + es3fShaderCommonFunctionTests.CommonFunctionCase.call(this, + es3fShaderCommonFunctionTests.getCommonFuncCaseName(baseType, precision, shaderType), + 'modf', shaderType); + this.m_spec.inputs.push(new glsShaderExecUtil.Symbol('in0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.outputs.push(new glsShaderExecUtil.Symbol('out0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.outputs.push(new glsShaderExecUtil.Symbol('out1', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.source = 'out0 = modf(in0, out1);'; + }; + + es3fShaderCommonFunctionTests.ModfCase.prototype = Object.create(es3fShaderCommonFunctionTests.CommonFunctionCase.prototype); + es3fShaderCommonFunctionTests.ModfCase.prototype.constructor = es3fShaderCommonFunctionTests.ModfCase; + + /** + * @param {number} numValues + * @return {*} + */ + es3fShaderCommonFunctionTests.ModfCase.prototype.getInputValues = function(numValues) { + /** @type {Array<Array<number>>} */ var ranges = [ + [-2.0, 2.0], // lowp + [-1e3, 1e3], // mediump + [-1e7, 1e7] // highp + ]; + + /** @type {deRandom.Random} */ var rnd = new deRandom.Random(deString.deStringHash(this.name) ^ 0xac23f); + + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + /** @type {Array<Array<number>>} */ var values = []; + values[0] = es3fShaderCommonFunctionTests.fillRandomScalars(es3fShaderCommonFunctionTests.Types.FLOAT, rnd, ranges[precision][0], ranges[precision][1], numValues * scalarSize); + + return values; + }; + + /** + * @param {*} inputs + * @param {*} outputs + * @return {boolean} + */ + es3fShaderCommonFunctionTests.ModfCase.prototype.compare = function(inputs, outputs) { + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {boolean} */ var hasZeroSign = es3fShaderCommonFunctionTests.supportsSignedZero(precision); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + /** @type {number} */ var mantissaBits = es3fShaderCommonFunctionTests.getMinMantissaBits(precision); + /** @type {number} */ var in0; + /** @type {number} */ var out0; + /** @type {number} */ var out1; + + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + out1 = outputs[1][compNdx]; + + /** @type {number} */ var refOut1 = Math.floor(in0); + /** @type {number} */ var refOut0 = in0 - refOut1; + + /** @type {number} */ var bitsLost = precision != gluShaderUtil.precision.PRECISION_HIGHP ? es3fShaderCommonFunctionTests.numBitsLostInOp(in0, refOut0) : 0; + /** @type {number} */ var maxUlpDiff = es3fShaderCommonFunctionTests.getMaxUlpDiffFromBits(Math.max(mantissaBits - bitsLost, 0)); + + /** @type {number} */ var resSum = out0 + out1; + + /** @type {number} */ var ulpDiff = hasZeroSign ? es3fShaderCommonFunctionTests.getUlpDiff(resSum, in0) : es3fShaderCommonFunctionTests.getUlpDiffIgnoreZeroSign(resSum, in0); + + if (ulpDiff > maxUlpDiff) { + this.m_failMsg += 'Expected [' + compNdx + '] = (' + refOut0 + ') + (' + refOut1 + ') = ' + in0 + ' with ULP threshold ' + + maxUlpDiff + ', got ULP diff ' + ulpDiff; + return false; + } + } + + return true; + }; + + /** + * @constructor + * @extends {es3fShaderCommonFunctionTests.CommonFunctionCase} + * @param {gluShaderUtil.DataType} baseType + * @param {gluShaderUtil.precision} precision + * @param {gluShaderProgram.shaderType} shaderType + */ + es3fShaderCommonFunctionTests.IsnanCase = function(baseType, precision, shaderType) { + es3fShaderCommonFunctionTests.CommonFunctionCase.call(this, + es3fShaderCommonFunctionTests.getCommonFuncCaseName(baseType, precision, shaderType), + 'isnan', shaderType); + assertMsgOptions(gluShaderUtil.isDataTypeFloatOrVec(baseType), 'Assert error.', false, true); + + /** @type {number} */ var vecSize = gluShaderUtil.getDataTypeScalarSize(baseType); + /** @type {gluShaderUtil.DataType} */ var boolType = vecSize > 1 ? + gluShaderUtil.getDataTypeVector(gluShaderUtil.DataType.BOOL, vecSize) : + gluShaderUtil.DataType.BOOL; + + this.m_spec.inputs.push(new glsShaderExecUtil.Symbol('in0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.outputs.push(new glsShaderExecUtil.Symbol('out0', gluVarType.newTypeBasic(boolType))); + this.m_spec.source = 'out0 = isnan(in0);'; + }; + + es3fShaderCommonFunctionTests.IsnanCase.prototype = Object.create(es3fShaderCommonFunctionTests.CommonFunctionCase.prototype); + es3fShaderCommonFunctionTests.IsnanCase.prototype.constructor = es3fShaderCommonFunctionTests.IsnanCase; + + /** + * @param {number} numValues + * @return {*} + */ + es3fShaderCommonFunctionTests.IsnanCase.prototype.getInputValues = function(numValues) { + /** @type {deRandom.Random} */ var rnd = new deRandom.Random(deString.deStringHash(this.name) ^ 0xc2a39f); + + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + /** @type {number} */ var mantissaBits = es3fShaderCommonFunctionTests.getMinMantissaBits(precision); + /** @type {number} */ var mantissaMask = (~es3fShaderCommonFunctionTests.getMaxUlpDiffFromBits(mantissaBits)) & ((1 << 23) - 1); + /** @type {Array<Array<number>>} */ var values = []; + values[0] = []; + + for (var valNdx = 0; valNdx < numValues * scalarSize; valNdx++) { + /** @type {boolean} */ var isNan = rnd.getFloat() > 0.3; + /** @type {boolean} */ var isInf = !isNan && rnd.getFloat() > 0.4; + /** @type {number} */ var mantissa = !isInf ? ((1 << 22) | (Math.abs(rnd.getInt()) & mantissaMask)) : 0; + /** @type {number} */ var exp = !isNan && !isInf ? (Math.abs(rnd.getInt()) & 0x7f) : 0xff; + /** @type {number} */ var sign = Math.abs(rnd.getInt()) & 0x1; + /** @type {number} */ var value = (sign << 31) | (exp << 23) | mantissa; + + // Convert int to float. + var view = new DataView(new ArrayBuffer(4)); + view.setInt32(0, value, true); + value = view.getFloat32(0, true); + + assertMsgOptions(tcuFloat.newFloat32(value).isInf() === isInf && tcuFloat.newFloat32(value).isNaN() === isNan, 'Assert error.', false, true); + + values[0].push(value); + } + + return values; + }; + + /** + * @param {*} inputs + * @param {*} outputs + * @return {boolean} + */ + es3fShaderCommonFunctionTests.IsnanCase.prototype.compare = function(inputs, outputs) { + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + + /** @type {number} */ var in0; + /** @type {number} */ var out0; + /** @type {number} */ var ref; + + if (precision === gluShaderUtil.precision.PRECISION_HIGHP) { + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + ref = tcuFloat.newFloat32(in0).isNaN() ? 1 : 0; + + if (out0 !== ref) { + this.m_failMsg += 'Expected [' + compNdx + '] = ' + ref; + return false; + } + } + } else { + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + out0 = outputs[0][compNdx]; + + if (out0 !== 0 && out0 !== 1) { + this.m_failMsg += 'Expected [' + compNdx + '] = 0 / 1'; + return false; + } + } + } + return true; + }; + + /** + * @constructor + * @extends {es3fShaderCommonFunctionTests.CommonFunctionCase} + * @param {gluShaderUtil.DataType} baseType + * @param {gluShaderUtil.precision} precision + * @param {gluShaderProgram.shaderType} shaderType + */ + es3fShaderCommonFunctionTests.IsinfCase = function(baseType, precision, shaderType) { + es3fShaderCommonFunctionTests.CommonFunctionCase.call(this, + es3fShaderCommonFunctionTests.getCommonFuncCaseName(baseType, precision, shaderType), + 'isinf', shaderType); + assertMsgOptions(gluShaderUtil.isDataTypeFloatOrVec(baseType), 'Assert error.', false, true); + + /** @type {number} */ var vecSize = gluShaderUtil.getDataTypeScalarSize(baseType); + /** @type {gluShaderUtil.DataType} */ var boolType = vecSize > 1 ? + gluShaderUtil.getDataTypeVector(gluShaderUtil.DataType.BOOL, vecSize) : + gluShaderUtil.DataType.BOOL; + + this.m_spec.inputs.push(new glsShaderExecUtil.Symbol('in0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.outputs.push(new glsShaderExecUtil.Symbol('out0', gluVarType.newTypeBasic(boolType))); + this.m_spec.source = 'out0 = isinf(in0);'; + }; + + es3fShaderCommonFunctionTests.IsinfCase.prototype = Object.create(es3fShaderCommonFunctionTests.CommonFunctionCase.prototype); + es3fShaderCommonFunctionTests.IsinfCase.prototype.constructor = es3fShaderCommonFunctionTests.IsinfCase; + + /** + * @param {number} numValues + * @return {*} + */ + es3fShaderCommonFunctionTests.IsinfCase.prototype.getInputValues = function(numValues) { + /** @type {deRandom.Random} */ var rnd = new deRandom.Random(deString.deStringHash(this.name) ^ 0xc2a39f); + + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + /** @type {number} */ var mantissaBits = es3fShaderCommonFunctionTests.getMinMantissaBits(precision); + /** @type {number} */ var mantissaMask = (~es3fShaderCommonFunctionTests.getMaxUlpDiffFromBits(mantissaBits)) & ((1 << 23) - 1); + /** @type {Array<Array<number>>} */ var values = []; + values[0] = []; + + for (var valNdx = 0; valNdx < numValues * scalarSize; valNdx++) { + /** @type {boolean} */ var isInf = rnd.getFloat() > 0.3; + /** @type {boolean} */ var isNan = !isInf && rnd.getFloat() > 0.4; + /** @type {number} */ var mantissa = !isInf ? ((1 << 22) | (Math.abs(rnd.getInt()) & mantissaMask)) : 0; + /** @type {number} */ var exp = !isNan && !isInf ? (Math.abs(rnd.getInt()) & 0x7f) : 0xff; + /** @type {number} */ var sign = Math.abs(rnd.getInt()) & 0x1; + /** @type {number} */ var value = (sign << 31) | (exp << 23) | mantissa; + + // Convert int to float. + var view = new DataView(new ArrayBuffer(4)); + view.setInt32(0, value, true); + value = view.getFloat32(0, true); + + assertMsgOptions(tcuFloat.newFloat32(value).isInf() === isInf && tcuFloat.newFloat32(value).isNaN() === isNan, 'Assert error.', false, true); + + values[0].push(value); + } + + return values; + }; + + /** + * @param {*} inputs + * @param {*} outputs + * @return {boolean} + */ + es3fShaderCommonFunctionTests.IsinfCase.prototype.compare = function(inputs, outputs) { + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + + /** @type {number} */ var in0; + /** @type {number} */ var out0; + /** @type {number} */ var ref; + + if (precision === gluShaderUtil.precision.PRECISION_HIGHP) { + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + ref = tcuFloat.newFloat32(in0).isInf() ? 1 : 0; + + if (out0 !== ref) { + this.m_failMsg += 'Expected [' + compNdx + '] = ' + ref; + return false; + } + } + } else { + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + out0 = outputs[0][compNdx]; + + if (out0 !== 0 && out0 !== 1) { + this.m_failMsg += 'Expected [' + compNdx + '] = 0 / 1'; + return false; + } + } + } + return true; + }; + + /** + * @constructor + * @extends {es3fShaderCommonFunctionTests.CommonFunctionCase} + * @param {gluShaderUtil.DataType} baseType + * @param {gluShaderUtil.precision} precision + * @param {gluShaderProgram.shaderType} shaderType + * @param {boolean} outIsSigned + */ + es3fShaderCommonFunctionTests.FloatBitsToUintIntCase = function(baseType, precision, shaderType, outIsSigned) { + es3fShaderCommonFunctionTests.CommonFunctionCase.call(this, + es3fShaderCommonFunctionTests.getCommonFuncCaseName(baseType, precision, shaderType), + outIsSigned ? 'floatBitsToInt' : 'floatBitsToUint', shaderType); + + /** @type {number} */ var vecSize = gluShaderUtil.getDataTypeScalarSize(baseType); + /** @type {gluShaderUtil.DataType} */ var intType = outIsSigned ? + (vecSize > 1 ? gluShaderUtil.getDataTypeVector(gluShaderUtil.DataType.INT, vecSize) : gluShaderUtil.DataType.INT) : + (vecSize > 1 ? gluShaderUtil.getDataTypeVector(gluShaderUtil.DataType.UINT, vecSize) : gluShaderUtil.DataType.UINT); + + this.m_spec.inputs.push(new glsShaderExecUtil.Symbol('in0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.outputs.push(new glsShaderExecUtil.Symbol('out0', gluVarType.newTypeBasic(intType, gluShaderUtil.precision.PRECISION_HIGHP))); + this.m_spec.source = outIsSigned ? 'out0 = floatBitsToInt(in0);' : 'out0 = floatBitsToUint(in0);'; + }; + + es3fShaderCommonFunctionTests.FloatBitsToUintIntCase.prototype = Object.create(es3fShaderCommonFunctionTests.CommonFunctionCase.prototype); + es3fShaderCommonFunctionTests.FloatBitsToUintIntCase.prototype.constructor = es3fShaderCommonFunctionTests.FloatBitsToUintIntCase; + + /** + * @param {number} numValues + * @return {*} + */ + es3fShaderCommonFunctionTests.FloatBitsToUintIntCase.prototype.getInputValues = function(numValues) { + + /** @type {Array<number>} */ var ranges = [ + [-2.0, 2.0], // lowp + [-1e3, 1e3], // mediump + [-1e7, 1e7] // highp + ]; + + /** @type {deRandom.Random} */ var rnd = new deRandom.Random(deString.deStringHash(this.name) ^ 0x2790a); + + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + /** @type {Array<Array<number>>} */ var values = []; + + values[0] = es3fShaderCommonFunctionTests.fillRandomScalars(es3fShaderCommonFunctionTests.Types.FLOAT, rnd, ranges[precision][0], ranges[precision][1], numValues * scalarSize); + return values; + }; + + /** + * @param {*} inputs + * @param {*} outputs + * @return {boolean} + */ + es3fShaderCommonFunctionTests.FloatBitsToUintIntCase.prototype.compare = function(inputs, outputs) { + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + /** @type {number} */ var mantissaBits = es3fShaderCommonFunctionTests.getMinMantissaBits(precision); + /** @type {number} */ var maxUlpDiff = es3fShaderCommonFunctionTests.getMaxUlpDiffFromBits(mantissaBits); + + /** @type {number} */ var in0; + /** @type {number} */ var out0; + /** @type {number} */ var refOut0; + /** @type {number} */ var ulpDiff; + + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + + // Convert int to uint because ref out is in uint format. + var view = new DataView(new ArrayBuffer(4)); + view.setInt32(0, out0, true); + out0 = view.getUint32(0, true); + + refOut0 = tcuFloat.newFloat32(in0).bits(); + ulpDiff = Math.abs(out0 - refOut0); + if (ulpDiff > maxUlpDiff) { + this.m_failMsg += 'Expected [' + compNdx + '] = ' + refOut0 + ' with threshold ' + + maxUlpDiff + ', got diff ' + ulpDiff; + return false; + } + } + return true; + }; + + /** + * @constructor + * @extends {es3fShaderCommonFunctionTests.FloatBitsToUintIntCase} + * @param {gluShaderUtil.DataType} baseType + * @param {gluShaderUtil.precision} precision + * @param {gluShaderProgram.shaderType} shaderType + */ + es3fShaderCommonFunctionTests.FloatBitsToIntCase = function(baseType, precision, shaderType) { + es3fShaderCommonFunctionTests.FloatBitsToUintIntCase.call(this, baseType, precision, shaderType, true); + }; + + es3fShaderCommonFunctionTests.FloatBitsToIntCase.prototype = Object.create(es3fShaderCommonFunctionTests.FloatBitsToUintIntCase.prototype); + es3fShaderCommonFunctionTests.FloatBitsToIntCase.prototype.constructor = es3fShaderCommonFunctionTests.FloatBitsToIntCase; + + /** + * @constructor + * @extends {es3fShaderCommonFunctionTests.FloatBitsToUintIntCase} + * @param {gluShaderUtil.DataType} baseType + * @param {gluShaderUtil.precision} precision + * @param {gluShaderProgram.shaderType} shaderType + */ + es3fShaderCommonFunctionTests.FloatBitsToUintCase = function(baseType, precision, shaderType) { + es3fShaderCommonFunctionTests.FloatBitsToUintIntCase.call(this, baseType, precision, shaderType, false); + }; + + es3fShaderCommonFunctionTests.FloatBitsToUintCase.prototype = Object.create(es3fShaderCommonFunctionTests.FloatBitsToUintIntCase.prototype); + es3fShaderCommonFunctionTests.FloatBitsToUintCase.prototype.constructor = es3fShaderCommonFunctionTests.FloatBitsToUintCase; + + /** + * @constructor + * @extends {es3fShaderCommonFunctionTests.CommonFunctionCase} + * @param {gluShaderUtil.DataType} baseType + * @param {gluShaderProgram.shaderType} shaderType + */ + es3fShaderCommonFunctionTests.BitsToFloatCase = function(baseType, shaderType) { + es3fShaderCommonFunctionTests.CommonFunctionCase.call(this, + es3fShaderCommonFunctionTests.getCommonFuncCaseName(baseType, gluShaderUtil.precision.PRECISION_HIGHP, shaderType), + gluShaderUtil.isDataTypeIntOrIVec(baseType) ? 'intBitsToFloat' : 'uintBitsToFloat', shaderType); + /** @type {boolean} */ var inIsSigned = gluShaderUtil.isDataTypeIntOrIVec(baseType); + /** @type {number} */ var vecSize = gluShaderUtil.getDataTypeScalarSize(baseType); + /** @type {gluShaderUtil.DataType} */ var floatType = vecSize > 1 ? gluShaderUtil.getDataTypeFloatVec(vecSize) : gluShaderUtil.DataType.FLOAT; + + this.m_spec.inputs.push(new glsShaderExecUtil.Symbol('in0', gluVarType.newTypeBasic(baseType, gluShaderUtil.precision.PRECISION_HIGHP))); + this.m_spec.outputs.push(new glsShaderExecUtil.Symbol('out0', gluVarType.newTypeBasic(floatType, gluShaderUtil.precision.PRECISION_HIGHP))); + this.m_spec.source = inIsSigned ? 'out0 = intBitsToFloat(in0);' : 'out0 = uintBitsToFloat(in0);'; + }; + + es3fShaderCommonFunctionTests.BitsToFloatCase.prototype = Object.create(es3fShaderCommonFunctionTests.CommonFunctionCase.prototype); + es3fShaderCommonFunctionTests.BitsToFloatCase.prototype.constructor = es3fShaderCommonFunctionTests.BitsToFloatCase; + + /** + * @param {number} numValues + * @return {*} + */ + es3fShaderCommonFunctionTests.BitsToFloatCase.prototype.getInputValues = function(numValues) { + /** @type {deRandom.Random} */ var rnd = new deRandom.Random(deString.deStringHash(this.name) ^ 0xbbb225); + + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + /** @type {Array<number>} */ var range = [-1e8, 1e8]; + /** @type {Array<Array<number>>} */ var values = []; + + values[0] = es3fShaderCommonFunctionTests.fillRandomScalars(es3fShaderCommonFunctionTests.Types.FLOAT, rnd, range[0], range[1], numValues * scalarSize); + return values; + }; + + /** + * @param {*} inputs + * @param {*} outputs + * @return {boolean} + */ + es3fShaderCommonFunctionTests.BitsToFloatCase.prototype.compare = function(inputs, outputs) { + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + /** @type {number} */ var maxUlpDiff = 0; + + /** @type {number} */ var in0; + /** @type {number} */ var out0; + /** @type {number} */ var ulpDiff; + /** @type {number} */ var refOut0; + + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + + // Convert int to float + var view = new DataView(new ArrayBuffer(4)); + view.setInt32(0, in0, true); + in0 = view.getFloat32(0, true); + + ulpDiff = es3fShaderCommonFunctionTests.getUlpDiff(in0, out0); + if (ulpDiff > maxUlpDiff) { + this.m_failMsg += 'Expected [' + compNdx + '] = ' + in0 + ' with ULP threshold ' + + maxUlpDiff + ', got ULP diff ' + ulpDiff; + return false; + } + } + return true; + }; + + /** + * @constructor + * @extends {es3fShaderCommonFunctionTests.CommonFunctionCase} + * @param {gluShaderUtil.DataType} baseType + * @param {gluShaderUtil.precision} precision + * @param {gluShaderProgram.shaderType} shaderType + */ + es3fShaderCommonFunctionTests.FloorCase = function(baseType, precision, shaderType) { + es3fShaderCommonFunctionTests.CommonFunctionCase.call(this, + es3fShaderCommonFunctionTests.getCommonFuncCaseName(baseType, precision, shaderType), + 'floor', shaderType); + this.m_spec.inputs.push(new glsShaderExecUtil.Symbol('in0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.outputs.push(new glsShaderExecUtil.Symbol('out0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.source = 'out0 = floor(in0);'; + }; + + es3fShaderCommonFunctionTests.FloorCase.prototype = Object.create(es3fShaderCommonFunctionTests.CommonFunctionCase.prototype); + es3fShaderCommonFunctionTests.FloorCase.prototype.constructor = es3fShaderCommonFunctionTests.FloorCase; + + /** + * @param {number} numValues + * @return {*} + */ + es3fShaderCommonFunctionTests.FloorCase.prototype.getInputValues = function(numValues) { + /** @type {Array<Array<number>>} */ var ranges = [ + [-2.0, 2.0], // lowp + [-1e3, 1e3], // mediump + [-1e7, 1e7] // highp + ]; + + /** @type {deRandom.Random} */ var rnd = new deRandom.Random(deString.deStringHash(this.name) ^ 0xac23f); + + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + /** @type {Array<Array<number>>} */ var values = []; + // Random cases. + values[0] = es3fShaderCommonFunctionTests.fillRandomScalars(es3fShaderCommonFunctionTests.Types.FLOAT, rnd, ranges[precision][0], ranges[precision][1], numValues * scalarSize); + + // If precision is mediump, make sure values can be represented in fp16 exactly + if (precision === gluShaderUtil.precision.PRECISION_MEDIUMP) + es3fShaderCommonFunctionTests.vecToFloat16(values[0]); + + return values; + }; + + /** + * @param {*} inputs + * @param {*} outputs + * @return {boolean} + */ + es3fShaderCommonFunctionTests.FloorCase.prototype.compare = function(inputs, outputs) { + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + + /** @type {number} */ var in0; + /** @type {number} */ var out0; + /** @type {number} */ var ref; + /** @type {number} */ var ulpDiff; + + if (precision === gluShaderUtil.precision.PRECISION_HIGHP || precision === gluShaderUtil.precision.PRECISION_MEDIUMP) { + // Require exact result. + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + ref = Math.floor(in0); + + ulpDiff = es3fShaderCommonFunctionTests.getUlpDiff(out0, ref); + + if (ulpDiff > 0) { + this.m_failMsg += 'Expected [' + compNdx + '] = ' + ref + ', got ULP diff ' + ulpDiff; + return false; + } + } + } else { + /** @type {number} */ var mantissaBits = es3fShaderCommonFunctionTests.getMinMantissaBits(precision); + /** @type {number} */ var maxUlpDiff = es3fShaderCommonFunctionTests.getMaxUlpDiffFromBits(mantissaBits); // ULP diff for rounded integer value. + /** @type {number} */ var eps = es3fShaderCommonFunctionTests.getEpsFromBits(1.0, mantissaBits); // epsilon for rounding bounds + + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + /** @type {number} */ var minRes = Math.floor(in0 - eps); + /** @type {number} */ var maxRes = Math.floor(in0 + eps); + /** @type {boolean} */ var anyOk = false; + + for (var roundedVal = minRes; roundedVal <= maxRes; roundedVal++) { + ulpDiff = es3fShaderCommonFunctionTests.getUlpDiff(out0, roundedVal); + + if (ulpDiff <= maxUlpDiff) { + anyOk = true; + break; + } + } + + if (!anyOk) { + this.m_failMsg += 'Expected [' + compNdx + '] = [' + minRes + ', ' + maxRes + '] with ULP threshold ' + maxUlpDiff; + return false; + } + } + } + + return true; + }; + + /** + * @constructor + * @extends {es3fShaderCommonFunctionTests.CommonFunctionCase} + * @param {gluShaderUtil.DataType} baseType + * @param {gluShaderUtil.precision} precision + * @param {gluShaderProgram.shaderType} shaderType + */ + es3fShaderCommonFunctionTests.TruncCase = function(baseType, precision, shaderType) { + es3fShaderCommonFunctionTests.CommonFunctionCase.call(this, + es3fShaderCommonFunctionTests.getCommonFuncCaseName(baseType, precision, shaderType), + 'trunc', shaderType); + this.m_spec.inputs.push(new glsShaderExecUtil.Symbol('in0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.outputs.push(new glsShaderExecUtil.Symbol('out0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.source = 'out0 = trunc(in0);'; + }; + + es3fShaderCommonFunctionTests.TruncCase.prototype = Object.create(es3fShaderCommonFunctionTests.CommonFunctionCase.prototype); + es3fShaderCommonFunctionTests.TruncCase.prototype.constructor = es3fShaderCommonFunctionTests.TruncCase; + + /** + * @param {number} numValues + * @return {*} + */ + es3fShaderCommonFunctionTests.TruncCase.prototype.getInputValues = function(numValues) { + /** @type {Array<Array<number>>} */ var ranges = [ + [-2.0, 2.0], // lowp + [-1e3, 1e3], // mediump + [-1e7, 1e7] // highp + ]; + + /** @type {deRandom.Random} */ var rnd = new deRandom.Random(deString.deStringHash(this.name) ^ 0xac23f); + + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + + /** @type {Array<number>} */ var specialCases = [0.0, -0.0, -0.9, 0.9, 1.0, -1.0]; + /** @type {Array<Array<number>>} */ var values = []; + values[0] = []; + + // Special cases + for (var caseNdx = 0; caseNdx < specialCases.length; caseNdx++) + for (var scalarNdx = 0; scalarNdx < scalarSize; scalarNdx++) + values[0].push(specialCases[caseNdx]); + + // Random cases. + values[0] = values[0].concat(es3fShaderCommonFunctionTests.fillRandomScalars(es3fShaderCommonFunctionTests.Types.FLOAT, rnd, ranges[precision][0], ranges[precision][1], (numValues - specialCases.length) * scalarSize)); + + // If precision is mediump, make sure values can be represented in fp16 exactly + if (precision === gluShaderUtil.precision.PRECISION_MEDIUMP) + es3fShaderCommonFunctionTests.vecToFloat16(values[0]); + + return values; + }; + + /** + * @param {*} inputs + * @param {*} outputs + * @return {boolean} + */ + es3fShaderCommonFunctionTests.TruncCase.prototype.compare = function(inputs, outputs) { + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + + /** @type {number} */ var in0; + /** @type {number} */ var out0; + /** @type {number} */ var ref; + /** @type {number} */ var ulpDiff; + + if (precision === gluShaderUtil.precision.PRECISION_HIGHP || precision === gluShaderUtil.precision.PRECISION_MEDIUMP) { + // Require exact result. + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + /** @type {boolean} */ var isNeg = tcuFloat.newFloat32(in0).sign() < 0; + ref = isNeg ? (-Math.floor(-in0)) : Math.floor(in0); + + // \note: trunc() function definition is a bit broad on negative zeros. Ignore result sign if zero. + ulpDiff = es3fShaderCommonFunctionTests.getUlpDiffIgnoreZeroSign(out0, ref); + + if (ulpDiff > 0) { + this.m_failMsg += 'Expected [' + compNdx + '] = ' + ref + ', got ULP diff ' + ulpDiff; + return false; + } + } + } else { + /** @type {number} */ var mantissaBits = es3fShaderCommonFunctionTests.getMinMantissaBits(precision); + /** @type {number} */ var maxUlpDiff = es3fShaderCommonFunctionTests.getMaxUlpDiffFromBits(mantissaBits); // ULP diff for rounded integer value. + /** @type {number} */ var eps = es3fShaderCommonFunctionTests.getEpsFromBits(1.0, mantissaBits); // epsilon for rounding bounds + + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + /** @type {number} */ var minRes = Math.trunc(in0 - eps); + /** @type {number} */ var maxRes = Math.trunc(in0 + eps); + /** @type {boolean} */ var anyOk = false; + + for (var roundedVal = minRes; roundedVal <= maxRes; roundedVal++) { + ulpDiff = es3fShaderCommonFunctionTests.getUlpDiffIgnoreZeroSign(out0, roundedVal); + + if (ulpDiff <= maxUlpDiff) { + anyOk = true; + break; + } + } + + if (!anyOk) { + this.m_failMsg += 'Expected [' + compNdx + '] = [' + minRes + ', ' + maxRes + '] with ULP threshold ' + maxUlpDiff; + return false; + } + } + } + + return true; + }; + + /** + * @constructor + * @extends {es3fShaderCommonFunctionTests.CommonFunctionCase} + * @param {gluShaderUtil.DataType} baseType + * @param {gluShaderUtil.precision} precision + * @param {gluShaderProgram.shaderType} shaderType + */ + es3fShaderCommonFunctionTests.RoundCase = function(baseType, precision, shaderType) { + es3fShaderCommonFunctionTests.CommonFunctionCase.call(this, + es3fShaderCommonFunctionTests.getCommonFuncCaseName(baseType, precision, shaderType), + 'round', shaderType); + this.m_spec.inputs.push(new glsShaderExecUtil.Symbol('in0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.outputs.push(new glsShaderExecUtil.Symbol('out0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.source = 'out0 = round(in0);'; + }; + + es3fShaderCommonFunctionTests.RoundCase.prototype = Object.create(es3fShaderCommonFunctionTests.CommonFunctionCase.prototype); + es3fShaderCommonFunctionTests.RoundCase.prototype.constructor = es3fShaderCommonFunctionTests.RoundCase; + + /** + * @param {number} numValues + * @return {*} + */ + es3fShaderCommonFunctionTests.RoundCase.prototype.getInputValues = function(numValues) { + /** @type {Array<Array<number>>} */ var ranges = [ + [-2.0, 2.0], // lowp + [-1e3, 1e3], // mediump + [-1e7, 1e7] // highp + ]; + + /** @type {deRandom.Random} */ var rnd = new deRandom.Random(deString.deStringHash(this.name) ^ 0xac23f); + + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + /** @type {number} */ var numSpecialCases = 0; + + /** @type {Array<Array<number>>} */ var values = []; + values[0] = [] + + // Special cases. + if (precision === gluShaderUtil.precision.PRECISION_LOWP) { + assertMsgOptions(numValues >= 10, 'Sample too small.', false, true); + for (var ndx = 0; ndx < 10; ndx++) { + /** @type {number} */ var v = deMath.clamp(ndx - 5.5, ranges[precision][0], ranges[precision][1]); + for (var iter = 1; iter <= scalarSize; iter++) + values[0].push(v); + numSpecialCases += 1; + } + } + + // Random cases. + values[0] = values[0].concat(es3fShaderCommonFunctionTests.fillRandomScalars(es3fShaderCommonFunctionTests.Types.FLOAT, rnd, ranges[precision][0], ranges[precision][1], (numValues - numSpecialCases) * scalarSize)); + + // If precision is mediump, make sure values can be represented in fp16 exactly + if (precision === gluShaderUtil.precision.PRECISION_MEDIUMP) + es3fShaderCommonFunctionTests.vecToFloat16(values[0]); + + return values; + }; + + /** + * @param {*} inputs + * @param {*} outputs + * @return {boolean} + */ + es3fShaderCommonFunctionTests.RoundCase.prototype.compare = function(inputs, outputs) { + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {boolean} */ var hasZeroSign = es3fShaderCommonFunctionTests.supportsSignedZero(precision); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + + /** @type {number} */ var in0; + /** @type {number} */ var out0; + /** @type {number} */ var ulpDiff; + + if (precision === gluShaderUtil.precision.PRECISION_HIGHP || precision === gluShaderUtil.precision.PRECISION_MEDIUMP) { + // Require exact result. + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + + if ((in0 - Math.floor(in0)) === 0.5) { + /** @type {number} */ var ref0 = Math.floor(in0); + /** @type {number} */ var ref1 = Math.ceil(in0); + /** @type {number} */ var ulpDiff0 = hasZeroSign ? es3fShaderCommonFunctionTests.getUlpDiff(out0, ref0) : es3fShaderCommonFunctionTests.getUlpDiffIgnoreZeroSign(out0, ref0); + /** @type {number} */ var ulpDiff1 = hasZeroSign ? es3fShaderCommonFunctionTests.getUlpDiff(out0, ref1) : es3fShaderCommonFunctionTests.getUlpDiffIgnoreZeroSign(out0, ref1); + if (ulpDiff0 > 0 && ulpDiff1 > 0) { + this.m_failMsg += 'Expected [' + compNdx + '] = ' + ref0 + ' or ' + ref1 + ', got ULP diff ' + Math.min(ulpDiff0, ulpDiff1); + return false; + } + } else { + // Require exact result + /** @type {number} */ var ref = es3fShaderCommonFunctionTests.roundEven(in0); + ulpDiff = hasZeroSign ? es3fShaderCommonFunctionTests.getUlpDiff(out0, ref) : es3fShaderCommonFunctionTests.getUlpDiffIgnoreZeroSign(out0, ref); + + if (ulpDiff > 0) { + this.m_failMsg += 'Expected [' + compNdx + '] = ' + ref + ', got ULP diff ' + ulpDiff; + return false; + } + } + } + } else { + /** @type {number} */ var mantissaBits = es3fShaderCommonFunctionTests.getMinMantissaBits(precision); + /** @type {number} */ var maxUlpDiff = es3fShaderCommonFunctionTests.getMaxUlpDiffFromBits(mantissaBits); // ULP diff for rounded integer value. + /** @type {number} */ var eps = es3fShaderCommonFunctionTests.getEpsFromBits(1.0, mantissaBits); // epsilon for rounding bounds + + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + /** @type {number} */ var minRes = Math.floor(es3fShaderCommonFunctionTests.roundEven(in0 - eps)); + /** @type {number} */ var maxRes = Math.floor(es3fShaderCommonFunctionTests.roundEven(in0 + eps)); + /** @type {boolean} */ var anyOk = false; + + for (var roundedVal = minRes; roundedVal <= maxRes; roundedVal++) { + ulpDiff = es3fShaderCommonFunctionTests.getUlpDiffIgnoreZeroSign(out0, roundedVal); + + if (ulpDiff <= maxUlpDiff) { + anyOk = true; + break; + } + } + + if (!anyOk) { + this.m_failMsg += 'Expected [' + compNdx + '] = [' + minRes + ', ' + maxRes + '] with ULP threshold ' + maxUlpDiff; + return false; + } + } + } + + return true; + }; + + /** + * @constructor + * @extends {es3fShaderCommonFunctionTests.CommonFunctionCase} + * @param {gluShaderUtil.DataType} baseType + * @param {gluShaderUtil.precision} precision + * @param {gluShaderProgram.shaderType} shaderType + */ + es3fShaderCommonFunctionTests.CeilCase = function(baseType, precision, shaderType) { + es3fShaderCommonFunctionTests.CommonFunctionCase.call(this, + es3fShaderCommonFunctionTests.getCommonFuncCaseName(baseType, precision, shaderType), + 'ceil', shaderType); + this.m_spec.inputs.push(new glsShaderExecUtil.Symbol('in0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.outputs.push(new glsShaderExecUtil.Symbol('out0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.source = 'out0 = ceil(in0);'; + }; + + es3fShaderCommonFunctionTests.CeilCase.prototype = Object.create(es3fShaderCommonFunctionTests.CommonFunctionCase.prototype); + es3fShaderCommonFunctionTests.CeilCase.prototype.constructor = es3fShaderCommonFunctionTests.CeilCase; + + /** + * @param {number} numValues + * @return {*} + */ + es3fShaderCommonFunctionTests.CeilCase.prototype.getInputValues = function(numValues) { + /** @type {Array<Array<number>>} */ var ranges = [ + [-2.0, 2.0], // lowp + [-1e3, 1e3], // mediump + [-1e7, 1e7] // highp + ]; + + /** @type {deRandom.Random} */ var rnd = new deRandom.Random(deString.deStringHash(this.name) ^ 0xac23f); + + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + + /** @type {Array<Array<number>>} */ var values = []; + + // Random cases. + values[0] = es3fShaderCommonFunctionTests.fillRandomScalars(es3fShaderCommonFunctionTests.Types.FLOAT, rnd, ranges[precision][0], ranges[precision][1], numValues * scalarSize); + + // If precision is mediump, make sure values can be represented in fp16 exactly + if (precision === gluShaderUtil.precision.PRECISION_MEDIUMP) + es3fShaderCommonFunctionTests.vecToFloat16(values[0]); + + return values; + }; + + /** + * @param {*} inputs + * @param {*} outputs + * @return {boolean} + */ + es3fShaderCommonFunctionTests.CeilCase.prototype.compare = function(inputs, outputs) { + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {boolean} */ var hasZeroSign = es3fShaderCommonFunctionTests.supportsSignedZero(precision); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + + /** @type {number} */ var in0; + /** @type {number} */ var out0; + /** @type {number} */ var ref; + /** @type {number} */ var ulpDiff; + + if (precision === gluShaderUtil.precision.PRECISION_HIGHP || precision === gluShaderUtil.precision.PRECISION_MEDIUMP) { + // Require exact result. + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + ref = Math.ceil(in0); + ulpDiff = hasZeroSign ? es3fShaderCommonFunctionTests.getUlpDiff(out0, ref) : es3fShaderCommonFunctionTests.getUlpDiffIgnoreZeroSign(out0, ref); + + if (ulpDiff > 0) { + this.m_failMsg += 'Expected [' + compNdx + '] = ' + ref + ', got ULP diff ' + ulpDiff; + return false; + } + } + } else { + /** @type {number} */ var mantissaBits = es3fShaderCommonFunctionTests.getMinMantissaBits(precision); + /** @type {number} */ var maxUlpDiff = es3fShaderCommonFunctionTests.getMaxUlpDiffFromBits(mantissaBits); // ULP diff for rounded integer value. + /** @type {number} */ var eps = es3fShaderCommonFunctionTests.getEpsFromBits(1.0, mantissaBits); // epsilon for rounding bounds + + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + /** @type {number} */ var minRes = Math.ceil(in0 - eps); + /** @type {number} */ var maxRes = Math.ceil(in0 + eps); + /** @type {boolean} */ var anyOk = false; + + for (var roundedVal = minRes; roundedVal <= maxRes; roundedVal++) { + ulpDiff = es3fShaderCommonFunctionTests.getUlpDiffIgnoreZeroSign(out0, roundedVal); + + if (ulpDiff <= maxUlpDiff) { + anyOk = true; + break; + } + } + + if (!anyOk & deMath.deInRange32(0, minRes, maxRes)) { + ulpDiff = Math.abs(Math.floor(tcuFloat.newFloat32(out0).bits()) - 0x80000000); + anyOk = ulpDiff <= maxUlpDiff; + } + + if (!anyOk) { + this.m_failMsg += 'Expected [' + compNdx + '] = [' + minRes + ', ' + maxRes + '] with ULP threshold ' + maxUlpDiff; + return false; + } + } + } + + return true; + }; + + /** + * @constructor + * @extends {es3fShaderCommonFunctionTests.CommonFunctionCase} + * @param {gluShaderUtil.DataType} baseType + * @param {gluShaderUtil.precision} precision + * @param {gluShaderProgram.shaderType} shaderType + */ + es3fShaderCommonFunctionTests.FractCase = function(baseType, precision, shaderType) { + es3fShaderCommonFunctionTests.CommonFunctionCase.call(this, + es3fShaderCommonFunctionTests.getCommonFuncCaseName(baseType, precision, shaderType), + 'fract', shaderType); + this.m_spec.inputs.push(new glsShaderExecUtil.Symbol('in0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.outputs.push(new glsShaderExecUtil.Symbol('out0', gluVarType.newTypeBasic(baseType, precision))); + this.m_spec.source = 'out0 = fract(in0);'; + }; + + es3fShaderCommonFunctionTests.FractCase.prototype = Object.create(es3fShaderCommonFunctionTests.CommonFunctionCase.prototype); + es3fShaderCommonFunctionTests.FractCase.prototype.constructor = es3fShaderCommonFunctionTests.FractCase; + + /** + * @param {number} numValues + * @return {*} + */ + es3fShaderCommonFunctionTests.FractCase.prototype.getInputValues = function(numValues) { + /** @type {Array<Array<number>>} */ var ranges = [ + [-2.0, 2.0], // lowp + [-1e3, 1e3], // mediump + [-1e7, 1e7] // highp + ]; + + /** @type {deRandom.Random} */ var rnd = new deRandom.Random(deString.deStringHash(this.name) ^ 0xac23f); + + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + /** @type {number} */ var numSpecialCases = 0; + + /** @type {Array<Array<number>>} */ var values = []; + values[0] = []; + + // Special cases. + if (precision !== gluShaderUtil.precision.PRECISION_LOWP) { + assertMsgOptions(numValues >= 10, 'Sample too small.', false, true); + for (var ndx = 0; ndx < 10; ndx++) { + /** @type {number} */ var v = deMath.clamp(ndx - 5.5, ranges[precision][0], ranges[precision][1]); + for (var scalarNdx = 0; scalarNdx < scalarSize; scalarNdx++) { + values[0].push(v); + } + numSpecialCases += 1; + } + } + + // Random cases. + values[0] = values[0].concat(es3fShaderCommonFunctionTests.fillRandomScalars(es3fShaderCommonFunctionTests.Types.FLOAT, rnd, ranges[precision][0], ranges[precision][1], (numValues - numSpecialCases) * scalarSize)); + + // If precision is mediump, make sure values can be represented in fp16 exactly + if (precision === gluShaderUtil.precision.PRECISION_MEDIUMP) + es3fShaderCommonFunctionTests.vecToFloat16(values[0]) + + return values; + }; + + /** + * @param {*} inputs + * @param {*} outputs + * @return {boolean} + */ + es3fShaderCommonFunctionTests.FractCase.prototype.compare = function(inputs, outputs) { + /** @type {gluShaderUtil.DataType} */ var type = this.m_spec.inputs[0].varType.getBasicType(); + /** @type {gluShaderUtil.precision} */ var precision = this.m_spec.inputs[0].varType.getPrecision(); + /** @type {boolean} */ var hasZeroSign = es3fShaderCommonFunctionTests.supportsSignedZero(precision); + /** @type {number} */ var scalarSize = gluShaderUtil.getDataTypeScalarSize(type); + + /** @type {number} */ var in0; + /** @type {number} */ var out0; + /** @type {number} */ var ref; + /** @type {number} */ var ulpDiff; + + if (precision === gluShaderUtil.precision.PRECISION_HIGHP || precision === gluShaderUtil.precision.PRECISION_MEDIUMP) { + // Require exact result. + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + ref = in0 - Math.floor(in0); + ulpDiff = hasZeroSign ? es3fShaderCommonFunctionTests.getUlpDiff(out0, ref) : es3fShaderCommonFunctionTests.getUlpDiffIgnoreZeroSign(out0, ref); + + if (ulpDiff > 0) { + this.m_failMsg += 'Expected [' + compNdx + '] = ' + ref + ', got ULP diff ' + ulpDiff; + return false; + } + } + } else { + /** @type {number} */ var mantissaBits = es3fShaderCommonFunctionTests.getMinMantissaBits(precision); + /** @type {number} */ var eps = es3fShaderCommonFunctionTests.getEpsFromBits(1.0, mantissaBits); // epsilon for rounding bounds + + for (var compNdx = 0; compNdx < scalarSize; compNdx++) { + in0 = inputs[0][compNdx]; + out0 = outputs[0][compNdx]; + + if (Math.floor(in0 - eps) == Math.floor(in0 + eps)) { + ref = in0 - Math.floor(in0); + /** @type {number} */ var bitsLost = es3fShaderCommonFunctionTests.numBitsLostInOp(in0, ref); + /** @type {number} */ var maxUlpDiff = es3fShaderCommonFunctionTests.getMaxUlpDiffFromBits(Math.max(0, mantissaBits - bitsLost)); // ULP diff for rounded integer value. + ulpDiff = es3fShaderCommonFunctionTests.getUlpDiffIgnoreZeroSign(out0, ref); + if (ulpDiff > maxUlpDiff) { + this.m_failMsg += 'Expected [' + compNdx + '] = ' + ref + ' with ULP threshold ' + maxUlpDiff + ', got diff ' + ulpDiff; + return false; + } + } else { + if (out0 >= 1.0) { + this.m_failMsg += 'Expected [' + compNdx + '] < 1.0'; + return false; + } + } + } + } + + return true; + }; + + /** + * @constructor + * @extends {tcuTestCase.DeqpTest} + */ + es3fShaderCommonFunctionTests.ShaderCommonFunctionTests = function() { + tcuTestCase.DeqpTest.call(this, 'common', 'Common function tests'); + }; + + es3fShaderCommonFunctionTests.ShaderCommonFunctionTests.prototype = Object.create(tcuTestCase.DeqpTest.prototype); + es3fShaderCommonFunctionTests.ShaderCommonFunctionTests.prototype.constructor = es3fShaderCommonFunctionTests.ShaderCommonFunctionTests; + + /** + * @param {tcuTestCase.DeqpTest} parent + * @param {es3fShaderCommonFunctionTests.TestClass} testClass + * @param {string} functionName + * @param {boolean} floatTypes + * @param {boolean} intTypes + * @param {boolean} uintTypes + */ + es3fShaderCommonFunctionTests.addFunctionCases = function(parent, testClass, functionName, floatTypes, intTypes, uintTypes) { + /** @type {tcuTestCase.DeqpTest} */ var group = tcuTestCase.newTest(functionName, functionName); + parent.addChild(group); + + /** @type {Array<gluShaderUtil.DataType>} */ var scalarTypes = [ + gluShaderUtil.DataType.FLOAT, + gluShaderUtil.DataType.INT, + gluShaderUtil.DataType.UINT + ]; + + for (var scalarTypeNdx = 0; scalarTypeNdx < scalarTypes.length; scalarTypeNdx++) { + /** @type {gluShaderUtil.DataType} */ var scalarType = scalarTypes[scalarTypeNdx]; + + if ((!floatTypes && scalarType == gluShaderUtil.DataType.FLOAT) || + (!intTypes && scalarType == gluShaderUtil.DataType.INT) || + (!uintTypes && scalarType == gluShaderUtil.DataType.UINT)) + continue; + + for (var vecSize = 1; vecSize <= 4; vecSize++) + for (var prec = gluShaderUtil.precision.PRECISION_LOWP; prec <= gluShaderUtil.precision.PRECISION_HIGHP; prec++) + for (var shaderType = gluShaderProgram.shaderType.VERTEX; shaderType <= gluShaderProgram.shaderType.FRAGMENT; shaderType++) + group.addChild(new testClass(/** @type {gluShaderUtil.DataType} */ (scalarType + vecSize - 1), prec, shaderType)); + } + }; + + es3fShaderCommonFunctionTests.ShaderCommonFunctionTests.prototype.init = function() { + var testGroup = tcuTestCase.runner.testCases; + + es3fShaderCommonFunctionTests.addFunctionCases(testGroup, es3fShaderCommonFunctionTests.AbsCase, 'abs', true, true, false); + es3fShaderCommonFunctionTests.addFunctionCases(testGroup, es3fShaderCommonFunctionTests.SignCase, 'sign', true, true, false); + es3fShaderCommonFunctionTests.addFunctionCases(testGroup, es3fShaderCommonFunctionTests.FloorCase, 'floor', true, false, false); + es3fShaderCommonFunctionTests.addFunctionCases(testGroup, es3fShaderCommonFunctionTests.TruncCase, 'trunc', true, false, false); + es3fShaderCommonFunctionTests.addFunctionCases(testGroup, es3fShaderCommonFunctionTests.RoundCase, 'round', true, false, false); + es3fShaderCommonFunctionTests.addFunctionCases(testGroup, es3fShaderCommonFunctionTests.RoundEvenCase, 'roundeven', true, false, false); + es3fShaderCommonFunctionTests.addFunctionCases(testGroup, es3fShaderCommonFunctionTests.CeilCase, 'ceil', true, false, false); + es3fShaderCommonFunctionTests.addFunctionCases(testGroup, es3fShaderCommonFunctionTests.FractCase, 'fract', true, false, false); + // mod + es3fShaderCommonFunctionTests.addFunctionCases(testGroup, es3fShaderCommonFunctionTests.ModfCase, 'modf', true, false, false); + // min, max, clamp, mix, step, smoothstep + es3fShaderCommonFunctionTests.addFunctionCases(testGroup, es3fShaderCommonFunctionTests.IsnanCase, 'isnan', true, false, false); + es3fShaderCommonFunctionTests.addFunctionCases(testGroup, es3fShaderCommonFunctionTests.IsinfCase, 'isinf', true, false, false); + es3fShaderCommonFunctionTests.addFunctionCases(testGroup, es3fShaderCommonFunctionTests.FloatBitsToIntCase, 'floatbitstoint', true, false, false); + es3fShaderCommonFunctionTests.addFunctionCases(testGroup, es3fShaderCommonFunctionTests.FloatBitsToUintCase, 'floatbitstouint', true, false, false); + + // (u)intBitsToFloat() + /** @type {tcuTestCase.DeqpTest} */ var intGroup = tcuTestCase.newTest('intbitstofloat', 'intBitsToFloat() Tests'); + /** @type {tcuTestCase.DeqpTest} */ var uintGroup = tcuTestCase.newTest('uintbitstofloat', 'uintBitsToFloat() Tests'); + + testGroup.addChild(intGroup); + testGroup.addChild(uintGroup); + + /** @type {Array<gluShaderProgram.shaderType>} */ var shaderTypes = [ + gluShaderProgram.shaderType.VERTEX, + gluShaderProgram.shaderType.FRAGMENT + ]; + + for (var vecSize = 1; vecSize < 4; vecSize++) { + /** @type {gluShaderUtil.DataType} */ var intType = vecSize > 1 ? + gluShaderUtil.getDataTypeVector(gluShaderUtil.DataType.INT, vecSize) : + gluShaderUtil.DataType.INT; + + /** @type {gluShaderUtil.DataType} */ var uintType = vecSize > 1 ? + gluShaderUtil.getDataTypeVector(gluShaderUtil.DataType.UINT, vecSize) : + gluShaderUtil.DataType.UINT; + + for (var shaderType in shaderTypes) { + intGroup.addChild(new es3fShaderCommonFunctionTests.BitsToFloatCase(intType, shaderTypes[shaderType])); + uintGroup.addChild(new es3fShaderCommonFunctionTests.BitsToFloatCase(uintType, shaderTypes[shaderType])); + } + } + }; + + /** + * Run test + * @param {WebGL2RenderingContext} context + */ + es3fShaderCommonFunctionTests.run = function(context) { + gl = context; + //Set up Test Root parameters + var state = tcuTestCase.runner; + state.setRoot(new es3fShaderCommonFunctionTests.ShaderCommonFunctionTests()); + + //Set up name and description of this test series. + setCurrentTestName(state.testCases.fullName()); + description(state.testCases.getDescription()); + + try { + //Run test cases + tcuTestCase.runTestCases(); + } + catch (err) { + testFailedOptions('Failed to es3fShaderCommonFunctionTests.run tests', false); + tcuTestCase.runner.terminate(); + } + }; + +}); |