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Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/deqp/modules/shared/glsDrawTests.js')
| -rw-r--r-- | dom/canvas/test/webgl-conf/checkout/deqp/modules/shared/glsDrawTests.js | 3452 |
1 files changed, 3452 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/deqp/modules/shared/glsDrawTests.js b/dom/canvas/test/webgl-conf/checkout/deqp/modules/shared/glsDrawTests.js new file mode 100644 index 0000000000..eb7a4b2935 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/deqp/modules/shared/glsDrawTests.js @@ -0,0 +1,3452 @@ +/*------------------------------------------------------------------------- + * 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('modules.shared.glsDrawTests'); +goog.require('framework.common.tcuFloat'); +goog.require('framework.common.tcuImageCompare'); +goog.require('framework.common.tcuPixelFormat'); +goog.require('framework.common.tcuRGBA'); +goog.require('framework.common.tcuSurface'); +goog.require('framework.common.tcuTestCase'); +goog.require('framework.common.tcuTextureUtil'); +goog.require('framework.delibs.debase.deMath'); +goog.require('framework.delibs.debase.deRandom'); +goog.require('framework.opengl.gluShaderUtil'); +goog.require('framework.opengl.gluStrUtil'); +goog.require('framework.opengl.simplereference.sglrGLContext'); +goog.require('framework.opengl.simplereference.sglrReferenceContext'); +goog.require('framework.opengl.simplereference.sglrShaderProgram'); +goog.require('framework.referencerenderer.rrFragmentOperations'); +goog.require('framework.referencerenderer.rrGenericVector'); +goog.require('framework.referencerenderer.rrShadingContext'); +goog.require('framework.referencerenderer.rrVertexAttrib'); +goog.require('framework.referencerenderer.rrVertexPacket'); + +goog.scope(function() { + + var glsDrawTests = modules.shared.glsDrawTests; + var tcuTestCase = framework.common.tcuTestCase; + var tcuRGBA = framework.common.tcuRGBA; + var tcuFloat = framework.common.tcuFloat; + var tcuPixelFormat = framework.common.tcuPixelFormat; + var tcuSurface = framework.common.tcuSurface; + var tcuImageCompare = framework.common.tcuImageCompare; + var tcuTextureUtil = framework.common.tcuTextureUtil; + var gluShaderUtil = framework.opengl.gluShaderUtil; + var gluStrUtil = framework.opengl.gluStrUtil; + var sglrGLContext = framework.opengl.simplereference.sglrGLContext; + var sglrReferenceContext = framework.opengl.simplereference.sglrReferenceContext; + var sglrShaderProgram = framework.opengl.simplereference.sglrShaderProgram; + var deMath = framework.delibs.debase.deMath; + var deRandom = framework.delibs.debase.deRandom; + var rrFragmentOperations = framework.referencerenderer.rrFragmentOperations; + var rrGenericVector = framework.referencerenderer.rrGenericVector; + var rrShadingContext = framework.referencerenderer.rrShadingContext; + var rrVertexAttrib = framework.referencerenderer.rrVertexAttrib; + var rrVertexPacket = framework.referencerenderer.rrVertexPacket; + + /** @const {number} */ glsDrawTests.MAX_RENDER_TARGET_SIZE = 512; + + // Utils + + /** + * @param {glsDrawTests.DrawTestSpec.Target} target + * @return {number} + */ + glsDrawTests.targetToGL = function(target) { + assertMsgOptions(target != null, 'Target is null', false, true); + + var targets = [ + gl.ELEMENT_ARRAY_BUFFER, // TARGET_ELEMENT_ARRAY = 0, + gl.ARRAY_BUFFER // TARGET_ARRAY, + ]; + + return targets[target]; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.Usage} usage + * @return {number} + */ + glsDrawTests.usageToGL = function(usage) { + assertMsgOptions(usage != null, 'Usage is null', false, true); + + var usages = [ + gl.DYNAMIC_DRAW, // USAGE_DYNAMIC_DRAW = 0, + gl.STATIC_DRAW, // USAGE_STATIC_DRAW, + gl.STREAM_DRAW, // USAGE_STREAM_DRAW, + + gl.STREAM_READ, // USAGE_STREAM_READ, + gl.STREAM_COPY, // USAGE_STREAM_COPY, + + gl.STATIC_READ, // USAGE_STATIC_READ, + gl.STATIC_COPY, // USAGE_STATIC_COPY, + + gl.DYNAMIC_READ, // USAGE_DYNAMIC_READ, + gl.DYNAMIC_COPY // USAGE_DYNAMIC_COPY, + ]; + assertMsgOptions(usages.length == Object.keys(glsDrawTests.DrawTestSpec.Usage).length, + 'Amount of usage gl vlaues is different from amount of usages', false, true); + + return usages[usage]; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.InputType} type + * @return {number} + */ + glsDrawTests.inputTypeToGL = function(type) { + assertMsgOptions(type != null, 'Input type is null', false, true); + + var types = [ + gl.FLOAT, // INPUTTYPE_FLOAT = 0, + gl.BYTE, // INPUTTYPE_BYTE, + gl.SHORT, // INPUTTYPE_SHORT, + gl.UNSIGNED_BYTE, // INPUTTYPE_UNSIGNED_BYTE, + gl.UNSIGNED_SHORT, // INPUTTYPE_UNSIGNED_SHORT, + + gl.INT, // INPUTTYPE_INT, + gl.UNSIGNED_INT, // INPUTTYPE_UNSIGNED_INT, + gl.HALF_FLOAT, // INPUTTYPE_HALF, + gl.UNSIGNED_INT_2_10_10_10_REV, // INPUTTYPE_UNSIGNED_INT_2_10_10_10, + gl.INT_2_10_10_10_REV // INPUTTYPE_INT_2_10_10_10, + ]; + assertMsgOptions(types.length == Object.keys(glsDrawTests.DrawTestSpec.InputType).length, + 'Amount of gl input types is different from amount of input types', false, true); + + return types[type]; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.OutputType} type + * @return {string} + */ + glsDrawTests.outputTypeToGLType = function(type) { + assertMsgOptions(type != null, 'Output type is null', false, true); + + var types = [ + 'float', // OUTPUTTYPE_FLOAT = 0, + 'vec2', // OUTPUTTYPE_VEC2, + 'vec3', // OUTPUTTYPE_VEC3, + 'vec4', // OUTPUTTYPE_VEC4, + + 'int', // OUTPUTTYPE_INT, + 'uint', // OUTPUTTYPE_UINT, + + 'ivec2', // OUTPUTTYPE_IVEC2, + 'ivec3', // OUTPUTTYPE_IVEC3, + 'ivec4', // OUTPUTTYPE_IVEC4, + + 'uvec2', // OUTPUTTYPE_UVEC2, + 'uvec3', // OUTPUTTYPE_UVEC3, + 'uvec4' // OUTPUTTYPE_UVEC4, + ]; + assertMsgOptions(types.length == Object.keys(glsDrawTests.DrawTestSpec.OutputType).length, + 'Amount of output type names is different than amount of output types', false, true); + + return types[type]; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.Primitive} primitive + * @return {number} + */ + glsDrawTests.primitiveToGL = function(primitive) { + var primitives = [ + gl.POINTS, // PRIMITIVE_POINTS = 0, + gl.TRIANGLES, // PRIMITIVE_TRIANGLES, + gl.TRIANGLE_FAN, // PRIMITIVE_TRIANGLE_FAN, + gl.TRIANGLE_STRIP, // PRIMITIVE_TRIANGLE_STRIP, + gl.LINES, // PRIMITIVE_LINES + gl.LINE_STRIP, // PRIMITIVE_LINE_STRIP + gl.LINE_LOOP + ]; + assertMsgOptions(primitives.length == Object.keys(glsDrawTests.DrawTestSpec.Primitive).length, + 'Amount of gl primitive values is different than amount of primitives', false, true); + + return primitives[primitive]; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.IndexType} indexType + * @return {number} + */ + glsDrawTests.indexTypeToGL = function(indexType) { + var indexTypes = [ + gl.UNSIGNED_BYTE, // INDEXTYPE_BYTE = 0, + gl.UNSIGNED_SHORT, // INDEXTYPE_SHORT, + gl.UNSIGNED_INT // INDEXTYPE_INT, + ]; + assertMsgOptions(indexTypes.length == Object.keys(glsDrawTests.DrawTestSpec.IndexType).length, + 'Amount of gl index types is different than amount of index types', false, true); + + return indexTypes[indexType]; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.IndexType} indexType + * @return {?glsDrawTests.DrawTestSpec.InputType} + */ + glsDrawTests.indexTypeToInputType = function(indexType) { + var inputTypes = [ + glsDrawTests.DrawTestSpec.InputType.UNSIGNED_BYTE, // INDEXTYPE_BYTE = 0, + glsDrawTests.DrawTestSpec.InputType.UNSIGNED_SHORT, // INDEXTYPE_SHORT, + glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT // INDEXTYPE_INT, + ]; + assertMsgOptions(inputTypes.length == Object.keys(glsDrawTests.DrawTestSpec.IndexType).length, + 'Amount of relevant input types is different than amount of index types', false, true); + + return inputTypes[indexType]; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.InputType} type + * @return {boolean} + */ + glsDrawTests.inputTypeIsFloatType = function(type) { + if (type == glsDrawTests.DrawTestSpec.InputType.FLOAT) + return true; + if (type == glsDrawTests.DrawTestSpec.InputType.HALF) + return true; + return false; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.OutputType} type + * @return {boolean} + */ + glsDrawTests.outputTypeIsFloatType = function(type) { + if (type == glsDrawTests.DrawTestSpec.OutputType.FLOAT || + type == glsDrawTests.DrawTestSpec.OutputType.VEC2 || + type == glsDrawTests.DrawTestSpec.OutputType.VEC3 || + type == glsDrawTests.DrawTestSpec.OutputType.VEC4) + return true; + + return false; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.OutputType} type + * @return {boolean} + */ + glsDrawTests.outputTypeIsIntType = function(type) { + if (type == glsDrawTests.DrawTestSpec.OutputType.INT || + type == glsDrawTests.DrawTestSpec.OutputType.IVEC2 || + type == glsDrawTests.DrawTestSpec.OutputType.IVEC3 || + type == glsDrawTests.DrawTestSpec.OutputType.IVEC4) + return true; + + return false; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.OutputType} type + * @return {boolean} + */ + glsDrawTests.outputTypeIsUintType = function(type) { + if (type == glsDrawTests.DrawTestSpec.OutputType.UINT || + type == glsDrawTests.DrawTestSpec.OutputType.UVEC2 || + type == glsDrawTests.DrawTestSpec.OutputType.UVEC3 || + type == glsDrawTests.DrawTestSpec.OutputType.UVEC4) + return true; + + return false; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.Primitive} primitive + * @param {number} primitiveCount + * @return {number} + */ + glsDrawTests.getElementCount = function(primitive, primitiveCount) { + switch (primitive) { + case glsDrawTests.DrawTestSpec.Primitive.POINTS: return primitiveCount; + case glsDrawTests.DrawTestSpec.Primitive.TRIANGLES: return primitiveCount * 3; + case glsDrawTests.DrawTestSpec.Primitive.TRIANGLE_FAN: return primitiveCount + 2; + case glsDrawTests.DrawTestSpec.Primitive.TRIANGLE_STRIP: return primitiveCount + 2; + case glsDrawTests.DrawTestSpec.Primitive.LINES: return primitiveCount * 2; + case glsDrawTests.DrawTestSpec.Primitive.LINE_STRIP: return primitiveCount + 1; + case glsDrawTests.DrawTestSpec.Primitive.LINE_LOOP: return (primitiveCount == 1) ? (2) : (primitiveCount); + default: + throw new Error('Invalid primitive'); + } + }; + + //MethodInfo + + /** + * @typedef {{indexed: boolean, instanced: boolean, ranged: boolean, first: boolean}} + */ + glsDrawTests.MethodInfo = { + /** @type {boolean} */ indexed: false, + /** @type {boolean} */ instanced: false, + /** @type {boolean} */ ranged: false, + /** @type {boolean} */ first: false + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.DrawMethod} method + * @return {glsDrawTests.MethodInfo} + */ + glsDrawTests.getMethodInfo = function(method) { + /** @type {Array<glsDrawTests.MethodInfo>} */ var infos = [{ + indexed: false, instanced: false, ranged: false, first: true //!< DRAWMETHOD_DRAWARRAYS, + },{ + indexed: false, instanced: true, ranged: false, first: true //!< DRAWMETHOD_DRAWARRAYS_INSTANCED, + },{ + indexed: true, instanced: false, ranged: false, first: false //!< DRAWMETHOD_DRAWELEMENTS, + },{ + indexed: true, instanced: false, ranged: true, first: false //!< DRAWMETHOD_DRAWELEMENTS_RANGED, + },{ + indexed: true, instanced: true, ranged: false, first: false //!< DRAWMETHOD_DRAWELEMENTS_INSTANCED + } + ]; + + assertMsgOptions(infos.length == Object.keys(glsDrawTests.DrawTestSpec.DrawMethod).length, + 'Number of info names', false, true); + assertMsgOptions(method < infos.length, 'Invalid method', false, true); + return /** @type {glsDrawTests.MethodInfo} */ (infos[method]); + }; + + /** + * @param {glsDrawTests.DrawTestSpec} a + * @param {glsDrawTests.DrawTestSpec} b + * @return {boolean} + */ + glsDrawTests.checkSpecsShaderCompatible = function(a, b) { + // Only the attributes matter + if (a.attribs.length != b.attribs.length) + return false; + + for (var ndx = 0; ndx < a.attribs.length; ++ndx) { + // Only the output type (== shader input type) matters and the usage in the shader. + + if (a.attribs[ndx].additionalPositionAttribute != b.attribs[ndx].additionalPositionAttribute) + return false; + + // component counts need not to match + if (glsDrawTests.outputTypeIsFloatType(a.attribs[ndx].outputType) && glsDrawTests.outputTypeIsFloatType(b.attribs[ndx].outputType)) + continue; + if (glsDrawTests.outputTypeIsIntType(a.attribs[ndx].outputType) && glsDrawTests.outputTypeIsIntType(b.attribs[ndx].outputType)) + continue; + if (glsDrawTests.outputTypeIsUintType(a.attribs[ndx].outputType) && glsDrawTests.outputTypeIsUintType(b.attribs[ndx].outputType)) + continue; + + return false; + } + + return true; + }; + + // generate random vectors in a way that does not depend on argument evaluation order + + /** + * @param {deRandom.Random} random + * @return {Array<number>} + */ + glsDrawTests.generateRandomVec4 = function(random) { + /** @type {Array<number>} */ var retVal = []; + + for (var i = 0; i < 4; ++i) + retVal[i] = random.getFloat(); + + return retVal; + }; + + /** + * @param {deRandom.Random} random + * @return {Array<number>} + */ + glsDrawTests.generateRandomIVec4 = function(random) { + /** @type {Array<number>} */ var retVal = []; + + for (var i = 0; i < 4; ++i) + retVal[i] = random.getInt(); + + return retVal; + }; + + /** + * @param {deRandom.Random} random + * @return {Array<number>} + */ + glsDrawTests.generateRandomUVec4 = function(random) { + /** @type {Array<number>} */ var retVal = []; + + for (var i = 0; i < 4; ++i) + retVal[i] = Math.abs(random.getInt()); + + return retVal; + }; + + //GLValue + + /** + * glsDrawTests.GLValue class + * @constructor + */ + glsDrawTests.GLValue = function() { + /** @type {goog.NumberArray} */ this.m_value = [0]; + /** @type {?glsDrawTests.DrawTestSpec.InputType} */ this.m_type; + }; + + /** + * @param {goog.TypedArray} dst + * @param {glsDrawTests.GLValue} val + */ + glsDrawTests.copyGLValueToArray = function(dst, val) { + /** @type {Uint8Array} */ var dst8 = new Uint8Array(dst.buffer).subarray(dst.byteOffset, dst.byteOffset + dst.byteLength); + /** @type {Uint8Array} */ var val8 = new Uint8Array(val.m_value.buffer); // TODO: Fix encapsulation issue + dst8.set(val8); + }; + + /** + * @param {goog.TypedArray} dst + * @param {goog.TypedArray} src + */ + glsDrawTests.copyArray = function(dst, src) { + /** @type {Uint8Array} */ var dst8 = new Uint8Array(dst.buffer).subarray(dst.byteOffset, dst.byteOffset + dst.byteLength); + /** @type {Uint8Array} */ var src8 = new Uint8Array(src.buffer).subarray(src.byteOffset, src.byteOffset + src.byteLength); + dst8.set(src8); + }; + + /** + * typeToTypedArray function. Determines which type of array will store the value, and stores it. + * @param {number} value + * @param {?glsDrawTests.DrawTestSpec.InputType} type + */ + glsDrawTests.GLValue.typeToTypedArray = function(value, type) { + var array; + + switch (type) { + case glsDrawTests.DrawTestSpec.InputType.FLOAT: + array = new Float32Array(1); + break; + + case glsDrawTests.DrawTestSpec.InputType.BYTE: + array = new Int8Array(1); + break; + case glsDrawTests.DrawTestSpec.InputType.SHORT: + array = new Int16Array(1); + break; + + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_BYTE: + array = new Uint8Array(1); + break; + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_SHORT: + array = new Uint16Array(1); + break; + + case glsDrawTests.DrawTestSpec.InputType.INT: + array = new Int32Array(1); + break; + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT: + array = new Uint32Array(1); + break; + case glsDrawTests.DrawTestSpec.InputType.HALF: + array = new Uint16Array(1); + value = glsDrawTests.GLValue.floatToHalf(value); + break; + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT_2_10_10_10: + array = new Uint32Array(1); + break; + case glsDrawTests.DrawTestSpec.InputType.INT_2_10_10_10: + array = new Int32Array(1); + break; + default: + throw new Error('glsDrawTests.GLValue.typeToTypedArray - Invalid InputType'); + } + + array[0] = value; + return array; + }; + + /** + * glsDrawTests.GLValue.create + * @param {number} value + * @param {?glsDrawTests.DrawTestSpec.InputType} type + */ + glsDrawTests.GLValue.create = function(value, type) { + var v = new glsDrawTests.GLValue(); + v.m_value = glsDrawTests.GLValue.typeToTypedArray(value, type); + v.m_type = type; + return v; + }; + + /** + * glsDrawTests.GLValue.halfToFloat + * @param {number} value + * @return {number} + */ + glsDrawTests.GLValue.halfToFloat = function(value) { + return tcuFloat.halfFloatToNumberNoDenorm(value); + }; + + /** + * @param {number} f + * @return {number} + */ + glsDrawTests.GLValue.floatToHalf = function(f) { + // No denorm support. + return tcuFloat.numberToHalfFloatNoDenorm(f); + }; + + /** + * glsDrawTests.GLValue.getMaxValue + * @param {?glsDrawTests.DrawTestSpec.InputType} type + * @return {glsDrawTests.GLValue} + */ + glsDrawTests.GLValue.getMaxValue = function(type) { + var value = 0; + + assertMsgOptions(type >= 0 && type < Object.keys(glsDrawTests.DrawTestSpec.InputType).length, + 'Invalid type for GLValue', false, true); + + switch (type) { + case glsDrawTests.DrawTestSpec.InputType.FLOAT: + value = 127; + break; + case glsDrawTests.DrawTestSpec.InputType.BYTE: + value = 127; + break; + case glsDrawTests.DrawTestSpec.InputType.SHORT: + value = 32760; + break; + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_BYTE: + value = 255; + break; + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_SHORT: + value = 65530; + break; + case glsDrawTests.DrawTestSpec.InputType.INT: + value = 2147483647; + break; + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT: + value = 4294967295; + break; + case glsDrawTests.DrawTestSpec.InputType.HALF: + value = 256; + break; + default: //For any other valid type, return 0 + value = 0; + } + + return glsDrawTests.GLValue.create(value, type); + }; + + /** + * glsDrawTests.GLValue.getMinValue + * @param {?glsDrawTests.DrawTestSpec.InputType} type + * @return {glsDrawTests.GLValue} + */ + glsDrawTests.GLValue.getMinValue = function(type) { + var value = 0; + + assertMsgOptions(type >= 0 && type < Object.keys(glsDrawTests.DrawTestSpec.InputType).length, + 'Invalid type for GLValue', false, true); + + switch (type) { + case glsDrawTests.DrawTestSpec.InputType.FLOAT: + value = -127; + break; + case glsDrawTests.DrawTestSpec.InputType.BYTE: + value = -127; + break; + case glsDrawTests.DrawTestSpec.InputType.SHORT: + value = -32760; + break; + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_BYTE: + value = 0; + break; + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_SHORT: + value = 0; + break; + case glsDrawTests.DrawTestSpec.InputType.INT: + value = -2147483647; + break; + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT: + value = 0; + break; + case glsDrawTests.DrawTestSpec.InputType.HALF: + value = -256; + break; + default: //For any other valid type, return 0 + value = 0; + } + + return glsDrawTests.GLValue.create(value, type); + }; + + /** + * glsDrawTests.GLValue.getRandom + * @param {deRandom.Random} rnd + * @param {glsDrawTests.GLValue} min + * @param {glsDrawTests.GLValue} max + * @return {glsDrawTests.GLValue} + */ + glsDrawTests.GLValue.getRandom = function(rnd, min, max) { + assertMsgOptions(min.getType() == max.getType(), 'Min and max types differ', false, true); + + var minv = min.interpret(); + var maxv = max.interpret(); + var type = min.getType(); + var value; + + if (maxv < minv) + return min; + + switch (type) { + case glsDrawTests.DrawTestSpec.InputType.FLOAT: + case glsDrawTests.DrawTestSpec.InputType.HALF: { + return glsDrawTests.GLValue.create(minv + rnd.getFloat() * (maxv - minv), type); + break; + } + + case glsDrawTests.DrawTestSpec.InputType.SHORT: + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_SHORT: + case glsDrawTests.DrawTestSpec.InputType.BYTE: + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_BYTE: + case glsDrawTests.DrawTestSpec.InputType.INT: + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT: { + return glsDrawTests.GLValue.create(minv + rnd.getInt() % (maxv - minv), type); + break; + } + + default: + throw new Error('glsDrawTests.GLValue.getRandom - Invalid input type'); + break; + } + }; + + // Minimum difference required between coordinates + + /** + * @param {?glsDrawTests.DrawTestSpec.InputType} type + * @return {glsDrawTests.GLValue} + */ + glsDrawTests.GLValue.minValue = function(type) { + switch (type) { + case glsDrawTests.DrawTestSpec.InputType.FLOAT: + case glsDrawTests.DrawTestSpec.InputType.BYTE: + case glsDrawTests.DrawTestSpec.InputType.HALF: + return glsDrawTests.GLValue.create(4, type); + case glsDrawTests.DrawTestSpec.InputType.SHORT: + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_SHORT: + return glsDrawTests.GLValue.create(4 * 256, type); + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_BYTE: + return glsDrawTests.GLValue.create(4 * 2, type); + case glsDrawTests.DrawTestSpec.InputType.INT: + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT: + return glsDrawTests.GLValue.create(4 * 16777216, type); + + default: + throw new Error('glsDrawTests.GLValue.minValue - Invalid input type'); + } + }; + + /** + * @param {glsDrawTests.GLValue} val + * @return {glsDrawTests.GLValue} + */ + glsDrawTests.GLValue.abs = function(val) { + var type = val.getType(); + switch (type) { + case glsDrawTests.DrawTestSpec.InputType.SHORT: + return glsDrawTests.GLValue.create(0x7FFF & val.getValue(), type); + case glsDrawTests.DrawTestSpec.InputType.BYTE: + return glsDrawTests.GLValue.create(0x7F & val.getValue(), type); + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_BYTE: + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_SHORT: + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT: + return val; + case glsDrawTests.DrawTestSpec.InputType.FLOAT: + case glsDrawTests.DrawTestSpec.InputType.HALF: + return glsDrawTests.GLValue.create(Math.abs(val.interpret()), type); + case glsDrawTests.DrawTestSpec.InputType.INT: + return glsDrawTests.GLValue.create(0x7FFFFFFF & val.getValue(), type); + default: + throw new Error('glsDrawTests.GLValue.abs - Invalid input type'); + } + }; + + /** + * @return {?glsDrawTests.DrawTestSpec.InputType} + */ + glsDrawTests.GLValue.prototype.getType = function() { + return this.m_type; + }; + + /** + * glsDrawTests.GLValue.toFloat + * @return {number} + */ + glsDrawTests.GLValue.prototype.toFloat = function() { + return this.interpret(); + }; + + /** + * glsDrawTests.GLValue.getValue + * @return {number} + */ + glsDrawTests.GLValue.prototype.getValue = function() { + return this.m_value[0]; + }; + + /** + * interpret function. Returns the m_value as a quantity so arithmetic operations can be performed on it + * Only some types require this. + * @return {number} + */ + glsDrawTests.GLValue.prototype.interpret = function() { + if (this.m_type == glsDrawTests.DrawTestSpec.InputType.HALF) + return glsDrawTests.GLValue.halfToFloat(this.m_value[0]); + + return this.m_value[0]; + }; + + /** + * @param {glsDrawTests.GLValue} other + * @return {glsDrawTests.GLValue} + */ + glsDrawTests.GLValue.prototype.add = function(other) { + return glsDrawTests.GLValue.create(this.interpret() + other.interpret(), this.m_type); + }; + + /** + * @param {glsDrawTests.GLValue} other + * @return {glsDrawTests.GLValue} + */ + glsDrawTests.GLValue.prototype.mul = function(other) { + return glsDrawTests.GLValue.create(this.interpret() * other.interpret(), this.m_type); + }; + + /** + * @param {glsDrawTests.GLValue} other + * @return {glsDrawTests.GLValue} + */ + glsDrawTests.GLValue.prototype.div = function(other) { + return glsDrawTests.GLValue.create(this.interpret() / other.interpret(), this.m_type); + }; + + /** + * @param {glsDrawTests.GLValue} other + * @return {glsDrawTests.GLValue} + */ + glsDrawTests.GLValue.prototype.sub = function(other) { + return glsDrawTests.GLValue.create(this.interpret() - other.interpret(), this.m_type); + }; + + /** + * @param {glsDrawTests.GLValue} other + * @return {glsDrawTests.GLValue} + */ + glsDrawTests.GLValue.prototype.addToSelf = function(other) { + this.m_value[0] = this.interpret() + other.interpret(); + return this; + }; + + /** + * @param {glsDrawTests.GLValue} other + * @return {glsDrawTests.GLValue} + */ + glsDrawTests.GLValue.prototype.subToSelf = function(other) { + this.m_value[0] = this.interpret() - other.interpret(); + return this; + }; + + /** + * @param {glsDrawTests.GLValue} other + * @return {glsDrawTests.GLValue} + */ + glsDrawTests.GLValue.prototype.mulToSelf = function(other) { + this.m_value[0] = this.interpret() * other.interpret(); + return this; + }; + + /** + * @param {glsDrawTests.GLValue} other + * @return {glsDrawTests.GLValue} + */ + glsDrawTests.GLValue.prototype.divToSelf = function(other) { + this.m_value[0] = this.interpret() / other.interpret(); + return this; + }; + + /** + * @param {glsDrawTests.GLValue} other + * @return {boolean} + */ + glsDrawTests.GLValue.prototype.equals = function(other) { + return this.m_value[0] == other.getValue(); + }; + + /** + * @param {glsDrawTests.GLValue} other + * @return {boolean} + */ + glsDrawTests.GLValue.prototype.lessThan = function(other) { + return this.interpret() < other.interpret(); + }; + + /** + * @param {glsDrawTests.GLValue} other + * @return {boolean} + */ + glsDrawTests.GLValue.prototype.greaterThan = function(other) { + return this.interpret() > other.interpret(); + }; + + /** + * @param {glsDrawTests.GLValue} other + * @return {boolean} + */ + glsDrawTests.GLValue.prototype.lessOrEqualThan = function(other) { + return this.interpret() <= other.interpret(); + }; + + /** + * @param {glsDrawTests.GLValue} other + * @return {boolean} + */ + glsDrawTests.GLValue.prototype.greaterOrEqualThan = function(other) { + return this.interpret() >= other.interpret(); + }; + + // AttriuteArray + + /** + * AttributeArray + * @constructor + * @param {?glsDrawTests.DrawTestSpec.Storage} storage + * @param {sglrGLContext.GLContext | sglrReferenceContext.ReferenceContext} context + */ + glsDrawTests.AttributeArray = function(storage, context) { + /** @type {?glsDrawTests.DrawTestSpec.Storage} */ this.m_storage = storage; + /** @type {sglrGLContext.GLContext | sglrReferenceContext.ReferenceContext} */ this.m_ctx = context; + /** @type {WebGLBuffer|sglrReferenceContext.DataBuffer|null} */ this.m_glBuffer; + + /** @type {number} */ this.m_size = 0; + /** @type {Uint8Array} */ this.m_data; //NOTE: Used in unsupported user storage + /** @type {number} */ this.m_componentCount; + /** @type {boolean} */ this.m_bound = false; + /** @type {glsDrawTests.DrawTestSpec.Target} */ this.m_target = glsDrawTests.DrawTestSpec.Target.ARRAY; + /** @type {?glsDrawTests.DrawTestSpec.InputType} */ this.m_inputType = glsDrawTests.DrawTestSpec.InputType.FLOAT; + /** @type {?glsDrawTests.DrawTestSpec.OutputType} */ this.m_outputType = glsDrawTests.DrawTestSpec.OutputType.VEC4; + /** @type {boolean} */ this.m_normalize = false; + /** @type {number} */ this.m_stride = 0; + /** @type {number} */ this.m_offset = 0; + /** @type {Array<number>} */ this.m_defaultAttrib; + /** @type {number} */ this.m_instanceDivisor = 0; + /** @type {boolean} */ this.m_isPositionAttr = false; + + if (this.m_storage == glsDrawTests.DrawTestSpec.Storage.BUFFER) { + this.m_glBuffer = this.m_ctx.createBuffer(); + } + }; + + /** @return {number} */ glsDrawTests.AttributeArray.prototype.getComponentCount = function() {return this.m_componentCount;}; + + /** @return {?glsDrawTests.DrawTestSpec.Target} */ glsDrawTests.AttributeArray.prototype.getTarget = function() {return this.m_target;}; + + /** @return {?glsDrawTests.DrawTestSpec.InputType} */ glsDrawTests.AttributeArray.prototype.getInputType = function() {return this.m_inputType;}; + + /** @return {?glsDrawTests.DrawTestSpec.OutputType} */ glsDrawTests.AttributeArray.prototype.getOutputType = function() {return this.m_outputType;}; + + /** @return {?glsDrawTests.DrawTestSpec.Storage} */ glsDrawTests.AttributeArray.prototype.getStorageType = function() {return this.m_storage;}; + + /** @return {boolean} */ glsDrawTests.AttributeArray.prototype.getNormalized = function() {return this.m_normalize;}; + + /** @return {number} */ glsDrawTests.AttributeArray.prototype.getStride = function() {return this.m_stride;}; + + /** @return {boolean} */ glsDrawTests.AttributeArray.prototype.isBound = function() {return this.m_bound;}; + + /** @return {boolean} */ glsDrawTests.AttributeArray.prototype.isPositionAttribute = function() {return this.m_isPositionAttr;}; + + /** + * @param {glsDrawTests.DrawTestSpec.Target} target + * @param {number} size + * @param {goog.TypedArray} ptr + * @param {?glsDrawTests.DrawTestSpec.Usage} usage + */ + glsDrawTests.AttributeArray.prototype.data = function(target, size, ptr, usage) { + this.m_size = size; + this.m_target = target; + + if (this.m_storage == glsDrawTests.DrawTestSpec.Storage.BUFFER) { + this.m_ctx.bindBuffer(glsDrawTests.targetToGL(target), this.m_glBuffer); + this.m_ctx.bufferData(glsDrawTests.targetToGL(target), ptr, glsDrawTests.usageToGL(usage)); + } else + throw new Error('Wrong storage type'); + }; + + /** + * @param {glsDrawTests.DrawTestSpec.Target} target + * @param {number} offset + * @param {number} size + * @param {goog.TypedArray} ptr + */ + glsDrawTests.AttributeArray.prototype.subdata = function(target, offset, size, ptr) { + this.m_target = target; + + if (this.m_storage == glsDrawTests.DrawTestSpec.Storage.BUFFER) { + this.m_ctx.bindBuffer(glsDrawTests.targetToGL(target), this.m_glBuffer); + + this.m_ctx.bufferSubData(glsDrawTests.targetToGL(target), offset, size, ptr); + } else + throw new Error('Wrong storage type'); + }; + + /** + * @param {boolean} bound + * @param {number} offset + * @param {number} size + * @param {?glsDrawTests.DrawTestSpec.InputType} inputType + * @param {?glsDrawTests.DrawTestSpec.OutputType} outType + * @param {boolean} normalized + * @param {number} stride + * @param {number} instanceDivisor + * @param {Array<number>} defaultAttrib + * @param {boolean} isPositionAttr + */ + glsDrawTests.AttributeArray.prototype.setupArray = function(bound, offset, size, inputType, outType, + normalized, stride, instanceDivisor, defaultAttrib, isPositionAttr) { + this.m_componentCount = size; + this.m_bound = bound; + this.m_inputType = inputType; + this.m_outputType = outType; + this.m_normalize = normalized; + this.m_stride = stride; + this.m_offset = offset; + this.m_defaultAttrib = defaultAttrib; + this.m_instanceDivisor = instanceDivisor; + this.m_isPositionAttr = isPositionAttr; + }; + + /** + * @param {number} loc (32-bit) + */ + glsDrawTests.AttributeArray.prototype.bindAttribute = function(loc) { + if (!this.isBound()) { + /** @type {Array<number>} */ var attr = this.m_defaultAttrib; + switch (this.m_inputType) { + case glsDrawTests.DrawTestSpec.InputType.FLOAT: { + switch (this.m_componentCount) { + case 1: this.m_ctx.vertexAttrib1f(loc, attr[0]); break; + case 2: this.m_ctx.vertexAttrib2f(loc, attr[0], attr[1]); break; + case 3: this.m_ctx.vertexAttrib3f(loc, attr[0], attr[1], attr[2]); break; + case 4: this.m_ctx.vertexAttrib4f(loc, attr[0], attr[1], attr[2], attr[3]); break; + default: throw new Error('Invalid component count'); break; + } + break; + } + case glsDrawTests.DrawTestSpec.InputType.INT: { + this.m_ctx.vertexAttribI4i(loc, attr[0], attr[1], attr[2], attr[3]); + break; + } + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT: { + this.m_ctx.vertexAttribI4ui(loc, attr[0], attr[1], attr[2], attr[3]); + break; + } + default: + throw new Error('Invalid input type'); + break; + } + } else { + /** @type {Uint8Array} */ var basePtr = null; + + if (this.m_storage == glsDrawTests.DrawTestSpec.Storage.BUFFER) { + this.m_ctx.bindBuffer(glsDrawTests.targetToGL(this.m_target), this.m_glBuffer); + + basePtr = null; + } else + throw new Error('Invalid storage type'); + + if (!glsDrawTests.inputTypeIsFloatType(this.m_inputType)) { + // Input is not float type + + if (glsDrawTests.outputTypeIsFloatType(this.m_outputType)) { + var size = this.m_componentCount; + + // Output type is float type + this.m_ctx.vertexAttribPointer(loc, size, glsDrawTests.inputTypeToGL(this.m_inputType), this.m_normalize, this.m_stride, this.m_offset); + } else { + // Output type is int type + this.m_ctx.vertexAttribIPointer(loc, this.m_componentCount, glsDrawTests.inputTypeToGL(this.m_inputType), this.m_stride, this.m_offset); + } + } else { + // Input type is float type + + // Output type must be float type + assertMsgOptions(glsDrawTests.outputTypeIsFloatType(this.m_outputType), 'Output type is not float', false, true); + + this.m_ctx.vertexAttribPointer(loc, this.m_componentCount, glsDrawTests.inputTypeToGL(this.m_inputType), this.m_normalize, + this.m_stride, this.m_offset); + } + + if (this.m_instanceDivisor) + this.m_ctx.vertexAttribDivisor(loc, this.m_instanceDivisor); + } + }; + + /** + * @param {glsDrawTests.DrawTestSpec.Target} target + */ + glsDrawTests.AttributeArray.prototype.bindIndexArray = function(target) { + if (this.m_storage == glsDrawTests.DrawTestSpec.Storage.BUFFER) { + this.m_ctx.bindBuffer(glsDrawTests.targetToGL(target), this.m_glBuffer); + } + }; + + // DrawTestShaderProgram + + /** + * @constructor + * @extends {sglrShaderProgram.ShaderProgram} + * @param {Array<glsDrawTests.AttributeArray>} arrays + */ + glsDrawTests.DrawTestShaderProgram = function(arrays) { + sglrShaderProgram.ShaderProgram.call(this, this.createProgramDeclaration(arrays)); + + this.m_componentCount = []; + this.m_isCoord = []; + this.m_attrType = []; + + for (var arrayNdx = 0; arrayNdx < arrays.length; arrayNdx++) { + this.m_componentCount[arrayNdx] = this.getComponentCount(arrays[arrayNdx].getOutputType()); + this.m_isCoord[arrayNdx] = arrays[arrayNdx].isPositionAttribute(); + this.m_attrType[arrayNdx] = this.mapOutputType(arrays[arrayNdx].getOutputType()); + } + }; + + glsDrawTests.DrawTestShaderProgram.prototype = Object.create(sglrShaderProgram.ShaderProgram.prototype); + glsDrawTests.DrawTestShaderProgram.prototype.constructor = glsDrawTests.DrawTestShaderProgram; + + /** + * @param {Array<number>} color + * @param {goog.NumberArray} attribValue + * @param {number} numComponents + * @return {Array<number>} + */ + glsDrawTests.calcShaderColor = function(color, attribValue, numComponents) { + switch (numComponents) { + case 1: + color[0] = deMath.scale(color, attribValue[0])[0]; + break; + + case 2: + color[0] = color[0] * attribValue[0]; + color[1] = color[1] * attribValue[1]; + break; + + case 3: + color[0] = color[0] * attribValue[0]; + color[1] = color[1] * attribValue[1]; + color[2] = color[2] * attribValue[2]; + break; + + case 4: + color[0] = color[0] * attribValue[0] * attribValue[3]; + color[1] = color[1] * attribValue[1] * attribValue[3]; + color[2] = color[2] * attribValue[2] * attribValue[3]; + break; + + default: + throw new Error('Invalid component count'); + } + + return color; + }; + + /** + * @param {Array<number>} coord + * @param {goog.NumberArray} attribValue + * @param {number} numComponents + * @return {Array<number>} + */ + glsDrawTests.calcShaderCoord = function(coord, attribValue, numComponents) { + switch (numComponents) { + case 1: + + coord = deMath.add(coord, [attribValue[0], attribValue[0]]); + coord[0] = coord[0]; + coord[1] = coord[1]; + break; + case 2: + coord = deMath.add(coord, [attribValue[0], attribValue[1]]); + coord[0] = coord[0]; + coord[1] = coord[1]; + break; + case 3: + coord = deMath.add(coord, [attribValue[0] + attribValue[2], attribValue[1]]); + coord[0] = coord[0]; + coord[1] = coord[1]; + coord[2] = coord[2]; + break; + case 4: + coord = deMath.add(coord, [attribValue[0] + attribValue[2], attribValue[1] + attribValue[3]]); + coord[0] = coord[0]; + coord[1] = coord[1]; + coord[2] = coord[2]; + coord[3] = coord[3]; + break; + + default: + throw new Error('Invalid component count'); + } + + return coord; + }; + + /** + * @param {Array<rrVertexAttrib.VertexAttrib>} inputs + * @param {Array<rrVertexPacket.VertexPacket>} packets + * @param {number} numPackets + */ + glsDrawTests.DrawTestShaderProgram.prototype.shadeVertices = function(inputs, packets, numPackets) { + var u_coordScale = this.getUniformByName('u_coordScale').value; + var u_colorScale = this.getUniformByName('u_colorScale').value; + + for (var packetNdx = 0; packetNdx < numPackets; ++packetNdx) { + var varyingLocColor = 0; + + /** @type {rrVertexPacket.VertexPacket} */ var packet = packets[packetNdx]; + + // Calc output color + /** @type {Array<number>} */ var coord = [0.0, 0.0]; + /** @type {Array<number>} */ var color = [1.0, 1.0, 1.0]; + + for (var attribNdx = 0; attribNdx < this.m_attrType.length; attribNdx++) { + var numComponents = this.m_componentCount[attribNdx]; + /** @type {boolean} */ var isCoord = this.m_isCoord[attribNdx]; + + var attrib = rrVertexAttrib.readVertexAttrib(inputs[attribNdx], packet.instanceNdx, packet.vertexNdx, this.m_attrType[attribNdx]); + + if (isCoord) { + coord = glsDrawTests.calcShaderCoord( + coord, + attrib, + numComponents + ); + } else { + color = glsDrawTests.calcShaderColor( + color, + attrib, + numComponents + ); + } + } + + // Transform position + packet.position = [u_coordScale * coord[0], u_coordScale * coord[1], 1.0, 1.0]; + packet.pointSize = 1.0; + + // Pass color to FS + packet.outputs[varyingLocColor] = deMath.add(deMath.scale([u_colorScale * color[0], u_colorScale * color[1], u_colorScale * color[2], 1.0], 0.5), [0.5, 0.5, 0.5, 0.5]); + } + }; + + /** + * @param {Array<rrFragmentOperations.Fragment>} packets + * @param {rrShadingContext.FragmentShadingContext} context + */ + glsDrawTests.DrawTestShaderProgram.prototype.shadeFragments = function(packets, context) { + var varyingLocColor = 0; + + for (var packetNdx = 0; packetNdx < packets.length; ++packetNdx) { + /** @type {rrFragmentOperations.Fragment} */ var packet = packets[packetNdx]; + packet.value = rrShadingContext.readVarying(packet, context, varyingLocColor); + } + }; + + /** + * @param {Array<glsDrawTests.AttributeArray>} arrays + * @return {string} + */ + glsDrawTests.DrawTestShaderProgram.prototype.genVertexSource = function(arrays) { + /** @type {Array<string>}*/ var params; + var vertexShaderTmpl = ''; + + params = this.generateShaderParams(); + + vertexShaderTmpl += params['VTX_HDR']; + + for (var arrayNdx = 0; arrayNdx < arrays.length; arrayNdx++) { + vertexShaderTmpl += params['VTX_IN'] + ' highp ' + glsDrawTests.outputTypeToGLType(arrays[arrayNdx].getOutputType()) + ' a_' + arrayNdx + ';\n'; + } + + vertexShaderTmpl += + 'uniform highp float u_coordScale;\n' + + 'uniform highp float u_colorScale;\n' + + params['VTX_OUT'] + ' ' + params['COL_PRECISION'] + ' vec4 v_color;\n' + + 'void main(void)\n' + + '{\n' + + '\tgl_PointSize = 1.0;\n' + + '\thighp vec2 coord = vec2(0.0, 0.0);\n' + + '\thighp vec3 color = vec3(1.0, 1.0, 1.0);\n'; + + for (var arrayNdx = 0; arrayNdx < arrays.length; arrayNdx++) { + var isPositionAttr = arrays[arrayNdx].isPositionAttribute(); + + if (isPositionAttr) { + switch (arrays[arrayNdx].getOutputType()) { + case glsDrawTests.DrawTestSpec.OutputType.FLOAT: + case glsDrawTests.DrawTestSpec.OutputType.INT: + case glsDrawTests.DrawTestSpec.OutputType.UINT: + vertexShaderTmpl += + '\tcoord += vec2(float(a_' + arrayNdx + '), float(a_' + arrayNdx + '));\n'; + break; + + case glsDrawTests.DrawTestSpec.OutputType.VEC2: + case glsDrawTests.DrawTestSpec.OutputType.IVEC2: + case glsDrawTests.DrawTestSpec.OutputType.UVEC2: + vertexShaderTmpl += + '\tcoord += vec2(a_' + arrayNdx + '.xy);\n'; + break; + + case glsDrawTests.DrawTestSpec.OutputType.VEC3: + case glsDrawTests.DrawTestSpec.OutputType.IVEC3: + case glsDrawTests.DrawTestSpec.OutputType.UVEC3: + vertexShaderTmpl += + '\tcoord += vec2(a_' + arrayNdx + '.xy);\n' + + '\tcoord.x += float(a_' + arrayNdx + '.z);\n'; + break; + + case glsDrawTests.DrawTestSpec.OutputType.VEC4: + case glsDrawTests.DrawTestSpec.OutputType.IVEC4: + case glsDrawTests.DrawTestSpec.OutputType.UVEC4: + vertexShaderTmpl += + '\tcoord += vec2(a_' + arrayNdx + '.xy);\n' + + '\tcoord += vec2(a_' + arrayNdx + '.zw);\n'; + break; + + default: + throw new Error('Invalid output type'); + break; + } + } else { + switch (arrays[arrayNdx].getOutputType()) { + case glsDrawTests.DrawTestSpec.OutputType.FLOAT: + case glsDrawTests.DrawTestSpec.OutputType.INT: + case glsDrawTests.DrawTestSpec.OutputType.UINT: + vertexShaderTmpl += + '\tcolor = color * float(a_' + arrayNdx + ');\n'; + break; + + case glsDrawTests.DrawTestSpec.OutputType.VEC2: + case glsDrawTests.DrawTestSpec.OutputType.IVEC2: + case glsDrawTests.DrawTestSpec.OutputType.UVEC2: + vertexShaderTmpl += + '\tcolor.rg = color.rg * vec2(a_' + arrayNdx + '.xy);\n'; + break; + + case glsDrawTests.DrawTestSpec.OutputType.VEC3: + case glsDrawTests.DrawTestSpec.OutputType.IVEC3: + case glsDrawTests.DrawTestSpec.OutputType.UVEC3: + vertexShaderTmpl += + '\tcolor = color.rgb * vec3(a_' + arrayNdx + '.xyz);\n'; + break; + + case glsDrawTests.DrawTestSpec.OutputType.VEC4: + case glsDrawTests.DrawTestSpec.OutputType.IVEC4: + case glsDrawTests.DrawTestSpec.OutputType.UVEC4: + vertexShaderTmpl += + '\tcolor = color.rgb * vec3(a_' + arrayNdx + '.xyz) * float(a_' + arrayNdx + '.w);\n'; + break; + + default: + throw new Error('Invalid output type'); + break; + } + } + } + + vertexShaderTmpl += + '\tv_color = vec4(u_colorScale * color, 1.0) * 0.5 + vec4(0.5, 0.5, 0.5, 0.5);\n' + + '\tgl_Position = vec4(u_coordScale * coord, 1.0, 1.0);\n' + + '}\n'; + + return vertexShaderTmpl; + }; + + /** + * @return {string} + */ + glsDrawTests.DrawTestShaderProgram.prototype.genFragmentSource = function() { + /** @type {Array<string>} */ var params; + + params = this.generateShaderParams(); + + var fragmentShaderTmpl = params['FRAG_HDR'] + + params['FRAG_IN'] + ' ' + params['COL_PRECISION'] + ' vec4 v_color;\n' + + 'void main(void)\n' + + '{\n' + + '\t' + params['FRAG_COLOR'] + '= v_color;\n' + + '}\n'; + + return fragmentShaderTmpl; + }; + + /** + * @return {Array<string>} + */ + glsDrawTests.DrawTestShaderProgram.prototype.generateShaderParams = function() { + /** @type {Array<string>} */ var params = []; + if (gluShaderUtil.isGLSLVersionSupported(gl, gluShaderUtil.GLSLVersion.V300_ES)) { + params['VTX_IN'] = 'in'; + params['VTX_OUT'] = 'out'; + params['FRAG_IN'] = 'in'; + params['FRAG_COLOR'] = 'dEQP_FragColor'; + params['VTX_HDR'] = '#version 300 es\n'; + params['FRAG_HDR'] = '#version 300 es\nlayout(location = 0) out mediump vec4 dEQP_FragColor;\n'; + params['COL_PRECISION'] = 'mediump'; + } else if (gluShaderUtil.isGLSLVersionSupported(gl, gluShaderUtil.GLSLVersion.V100_ES)) { + params['VTX_IN'] = 'attribute'; + params['VTX_OUT'] = 'varying'; + params['FRAG_IN'] = 'varying'; + params['FRAG_COLOR'] = 'gl_FragColor'; + params['VTX_HDR'] = ''; + params['FRAG_HDR'] = ''; + params['COL_PRECISION'] = 'mediump'; + } else + throw new Error('Invalid GL version'); + + return params; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.OutputType} type + * @return {rrGenericVector.GenericVecType} + */ + glsDrawTests.DrawTestShaderProgram.prototype.mapOutputType = function(type) { + switch (type) { + case glsDrawTests.DrawTestSpec.OutputType.FLOAT: + case glsDrawTests.DrawTestSpec.OutputType.VEC2: + case glsDrawTests.DrawTestSpec.OutputType.VEC3: + case glsDrawTests.DrawTestSpec.OutputType.VEC4: + return rrGenericVector.GenericVecType.FLOAT; + + case glsDrawTests.DrawTestSpec.OutputType.INT: + case glsDrawTests.DrawTestSpec.OutputType.IVEC2: + case glsDrawTests.DrawTestSpec.OutputType.IVEC3: + case glsDrawTests.DrawTestSpec.OutputType.IVEC4: + return rrGenericVector.GenericVecType.INT32; + + case glsDrawTests.DrawTestSpec.OutputType.UINT: + case glsDrawTests.DrawTestSpec.OutputType.UVEC2: + case glsDrawTests.DrawTestSpec.OutputType.UVEC3: + case glsDrawTests.DrawTestSpec.OutputType.UVEC4: + return rrGenericVector.GenericVecType.UINT32; + + default: + throw new Error('Invalid output type'); + } + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.OutputType} type + * @return {number} + */ + glsDrawTests.DrawTestShaderProgram.prototype.getComponentCount = function(type) { + switch (type) { + case glsDrawTests.DrawTestSpec.OutputType.FLOAT: + case glsDrawTests.DrawTestSpec.OutputType.INT: + case glsDrawTests.DrawTestSpec.OutputType.UINT: + return 1; + + case glsDrawTests.DrawTestSpec.OutputType.VEC2: + case glsDrawTests.DrawTestSpec.OutputType.IVEC2: + case glsDrawTests.DrawTestSpec.OutputType.UVEC2: + return 2; + + case glsDrawTests.DrawTestSpec.OutputType.VEC3: + case glsDrawTests.DrawTestSpec.OutputType.IVEC3: + case glsDrawTests.DrawTestSpec.OutputType.UVEC3: + return 3; + + case glsDrawTests.DrawTestSpec.OutputType.VEC4: + case glsDrawTests.DrawTestSpec.OutputType.IVEC4: + case glsDrawTests.DrawTestSpec.OutputType.UVEC4: + return 4; + + default: + throw new Error('Invalid output type'); + } + }; + + /** + * @param {Array<glsDrawTests.AttributeArray>} arrays + * @return {sglrShaderProgram.ShaderProgramDeclaration} + */ + glsDrawTests.DrawTestShaderProgram.prototype.createProgramDeclaration = function(arrays) { + /** @type {sglrShaderProgram.ShaderProgramDeclaration} */ var decl = new sglrShaderProgram.ShaderProgramDeclaration(); + + for (var arrayNdx = 0; arrayNdx < arrays.length; arrayNdx++) + decl.pushVertexAttribute(new sglrShaderProgram.VertexAttribute('a_' + arrayNdx, this.mapOutputType(arrays[arrayNdx].getOutputType()))); + + decl.pushVertexToFragmentVarying(new sglrShaderProgram.VertexToFragmentVarying(rrGenericVector.GenericVecType.FLOAT)); + decl.pushFragmentOutput(new sglrShaderProgram.FragmentOutput(rrGenericVector.GenericVecType.FLOAT)); + + decl.pushVertexSource(new sglrShaderProgram.VertexSource(this.genVertexSource(arrays))); + decl.pushFragmentSource(new sglrShaderProgram.FragmentSource(this.genFragmentSource())); + + decl.pushUniform(new sglrShaderProgram.Uniform('u_coordScale', gluShaderUtil.DataType.FLOAT)); + decl.pushUniform(new sglrShaderProgram.Uniform('u_colorScale', gluShaderUtil.DataType.FLOAT)); + + return decl; + }; + + /** + * @typedef {glsDrawTests.RandomArrayGenerator} + */ + glsDrawTests.RandomArrayGenerator = {}; + + /** + * @param {goog.TypedArray} data + * @param {?glsDrawTests.DrawTestSpec.InputType} type + * @param {deRandom.Random} rnd + * @param {glsDrawTests.GLValue} min + * @param {glsDrawTests.GLValue} max + */ + glsDrawTests.RandomArrayGenerator.setData = function(data, type, rnd, min, max) { + switch (type) { + case glsDrawTests.DrawTestSpec.InputType.FLOAT: + case glsDrawTests.DrawTestSpec.InputType.SHORT: + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_SHORT: + case glsDrawTests.DrawTestSpec.InputType.BYTE: + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_BYTE: + case glsDrawTests.DrawTestSpec.InputType.INT: + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT: + case glsDrawTests.DrawTestSpec.InputType.HALF: + glsDrawTests.copyGLValueToArray(data, glsDrawTests.GLValue.getRandom(rnd, min, max)); + break; + default: + throw new Error('Invalid input type'); + } + }; + + /** + * createBasicArray + * @param {number} seed + * @param {number} elementCount + * @param {number} componentCount + * @param {number} offset + * @param {number} stride + * @param {?glsDrawTests.DrawTestSpec.InputType} type + * @param {number} first + * @param {?glsDrawTests.DrawTestSpec.Primitive} primitive + * @param {?goog.TypedArray} indices + * @param {number} indexSize + * @return {goog.TypedArray} + */ + glsDrawTests.RandomArrayGenerator.createArray = function(seed, elementCount, componentCount, offset, stride, type, first, primitive, indices, indexSize) { + assertMsgOptions(componentCount >= 1 && componentCount <= 4, 'Unacceptable number of components', false, true); + + /** @type {glsDrawTests.GLValue} */ var min = glsDrawTests.GLValue.getMinValue(type); + /** @type {glsDrawTests.GLValue} */ var max = glsDrawTests.GLValue.getMaxValue(type); + + var packed = type == glsDrawTests.DrawTestSpec.InputType.INT_2_10_10_10 || + type == glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT_2_10_10_10; + /** @type {number} */ var limit10 = (1 << 10); + /** @type {number} */ var limit2 = (1 << 2); + + + /** @type {number} */ var componentSize = glsDrawTests.DrawTestSpec.inputTypeSize(type); + /** @type {number} */ var elementSize = componentSize * componentCount; + /** @type {number} */ var bufferSize = offset + Math.max(elementCount * stride, elementCount * elementSize); + + var data = new ArrayBuffer(bufferSize); + var writePtr = new Uint8Array(data, offset); + + var previousComponentsFloat = [0, 0, 0, 0]; + var rnd = new deRandom.Random(seed); + + for (var vertexNdx = 0; vertexNdx < elementCount; vertexNdx++) { + var components = []; + + for (var componentNdx = 0; componentNdx < componentCount; componentNdx++) { + var getRandomComponent = function() { + // For packed formats we can't use GLValue + if (packed) { + if (componentNdx == 3) { + return rnd.getInt() % limit2; + } else { + return rnd.getInt() % limit10; + } + } else { + return glsDrawTests.GLValue.getRandom(rnd, min, max); + } + }; + + var component = getRandomComponent(); + var componentFloat = (component instanceof glsDrawTests.GLValue) ? component.toFloat() : component; + + // Try to not create vertex near previous + if (vertexNdx != 0 && Math.abs(componentFloat - previousComponentsFloat[componentNdx]) < min.toFloat()) { + // Too close, try again (but only once) + component = getRandomComponent(); + componentFloat = (component instanceof glsDrawTests.GLValue) ? component.toFloat() : component; + } + + components.push(component); + previousComponentsFloat[componentNdx] = componentFloat; + } + + if (packed) { + var packedValue = deMath.binaryOp( + deMath.shiftLeft(/** @type {Array<number>} */ (components)[3], 30), deMath.binaryOp( + deMath.shiftLeft(/** @type {Array<number>} */ (components)[2], 20), deMath.binaryOp( + deMath.shiftLeft(/** @type {Array<number>} */ (components)[1], 10), /** @type {Array<number>} */ (components)[0], deMath.BinaryOp.OR + ), deMath.BinaryOp.OR + ), deMath.BinaryOp.OR + ); + glsDrawTests.copyArray(writePtr, new Uint32Array([packedValue])); + } else { + for (var componentNdx = 0; componentNdx < componentCount; componentNdx++) { + glsDrawTests.copyGLValueToArray(writePtr.subarray(componentNdx * componentSize), components[componentNdx]); + } + } + + writePtr = writePtr.subarray(stride); + } + + return new Uint8Array(data); + }; + + /** + * @param {number} seed + * @param {number} elementCount + * @param {?glsDrawTests.DrawTestSpec.IndexType} type + * @param {number} offset + * @param {number} min + * @param {number} max + * @return {goog.TypedArray} + */ + glsDrawTests.RandomArrayGenerator.generateIndices = function(seed, elementCount, type, offset, min, max) { + return glsDrawTests.RandomArrayGenerator.createIndices(seed, elementCount, offset, min, max, type); + }; + + /** + * @param {number} seed + * @param {number} elementCount + * @param {number} offset + * @param {number} min + * @param {number} max + * @param {?glsDrawTests.DrawTestSpec.IndexType} type + * @return {goog.TypedArray} + */ + glsDrawTests.RandomArrayGenerator.createIndices = function(seed, elementCount, offset, min, max, type) { + /** @type {number}*/ var elementSize = glsDrawTests.DrawTestSpec.indexTypeSize(type); + /** @type {number}*/ var bufferSize = offset + elementCount * elementSize; + + var data = new ArrayBuffer(bufferSize); + var writePtr = new Uint8Array(data).subarray(offset); + + var rnd = new deRandom.Random(seed); + + /* TODO: get limits for given index type --> if (min < 0 || min > std::numeric_limits<T>::max() || + max < 0 || max > std::numeric_limits<T>::max() || + min > max) + DE_ASSERT(!"Invalid range");*/ + + // JS refrast requires shuffled unique keys + var keys = []; + for (var key = 0; key < elementCount; key++) + keys.push(glsDrawTests.GLValue.create(key, glsDrawTests.indexTypeToInputType(type))); + + for (var elementNdx = 0; elementNdx < elementCount; ++elementNdx) { + var randomkey = rnd.getInt(0, keys.length - 1); + var ndx = keys[randomkey]; + + keys.splice(randomkey, 1); + + glsDrawTests.copyArray( + writePtr.subarray(elementSize * elementNdx), + new Uint8Array(ndx.m_value.buffer) + ); + } + + return new Uint8Array(data); + }; + + /** + * @param {number} seed + * @param {?glsDrawTests.DrawTestSpec.InputType} type + * @return {Array<number>} + */ + glsDrawTests.RandomArrayGenerator.generateAttributeValue = function(seed, type) { + var random = new deRandom.Random(seed); + + switch (type) { + case glsDrawTests.DrawTestSpec.InputType.FLOAT: + return glsDrawTests.generateRandomVec4(random); + + case glsDrawTests.DrawTestSpec.InputType.INT: + return glsDrawTests.generateRandomIVec4(random); + + case glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT: + return glsDrawTests.generateRandomUVec4(random); + + default: + throw new Error('Invalid attribute type'); + } + }; + + // AttributePack + + /** + * @param {sglrReferenceContext.ReferenceContext | sglrGLContext.GLContext} drawContext + * @param {Array<number>} screenSize (2 positive elements in array) + * @param {boolean} useVao + * @param {boolean} logEnabled + * @constructor + */ + glsDrawTests.AttributePack = function(drawContext, screenSize, useVao, logEnabled) { + /** @type {sglrReferenceContext.ReferenceContext | sglrGLContext.GLContext} */ this.m_ctx = drawContext; + + /** @type {Array<glsDrawTests.AttributeArray>} */ this.m_arrays = []; + /** @type {sglrShaderProgram.ShaderProgram} */ this.m_program; + /** @type {tcuSurface.Surface} */ this.m_screen = new tcuSurface.Surface(screenSize[0], screenSize[1]); + /** @type {boolean} */ this.m_useVao = useVao; + /** @type {boolean} */ this.m_logEnabled = logEnabled; + /** @type {WebGLProgram | sglrShaderProgram.ShaderProgram | null} */ this.m_programID = null; + /** @type {WebGLVertexArrayObject|sglrReferenceContext.VertexArray|null} */ this.m_vaoID = null; + + if (this.m_useVao) + this.m_vaoID = this.m_ctx.createVertexArray(); + }; + + /** + * @return {tcuSurface.Surface} + */ + glsDrawTests.AttributePack.prototype.getSurface = function() { + return this.m_screen; + }; + + /** + * @param {number} i + * @return {glsDrawTests.AttributeArray} + */ + glsDrawTests.AttributePack.prototype.getArray = function(i) { + return this.m_arrays[i]; + }; + + /** + * @return number + */ + glsDrawTests.AttributePack.prototype.getArrayCount = function() { + return this.m_arrays.length; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.Storage} storage + */ + glsDrawTests.AttributePack.prototype.newArray = function(storage) { + this.m_arrays.push(new glsDrawTests.AttributeArray(storage, this.m_ctx)); + }; + + /** + * clearArrays + */ + glsDrawTests.AttributePack.prototype.clearArrays = function() { + this.m_arrays.length = 0; + }; + + /** + * updateProgram + */ + glsDrawTests.AttributePack.prototype.updateProgram = function() { + if (this.m_programID) + this.m_ctx.deleteProgram(this.m_programID); + + this.m_program = new glsDrawTests.DrawTestShaderProgram(this.m_arrays); + this.m_programID = this.m_ctx.createProgram(this.m_program); + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.Primitive} primitive + * @param {?glsDrawTests.DrawTestSpec.DrawMethod} drawMethod + * @param {number} firstVertex + * @param {number} vertexCount + * @param {?glsDrawTests.DrawTestSpec.IndexType} indexType + * @param {number} indexOffset + * @param {number} rangeStart + * @param {number} rangeEnd + * @param {number} instanceCount + * @param {number} coordScale + * @param {number} colorScale + * @param {glsDrawTests.AttributeArray} indexArray + */ + glsDrawTests.AttributePack.prototype.render = function(primitive, drawMethod, firstVertex, vertexCount, indexType, + indexOffset, rangeStart, rangeEnd, instanceCount, coordScale, colorScale, indexArray) { + assertMsgOptions(this.m_program != null, 'Program is null', false, true); + assertMsgOptions(this.m_programID != null, 'No context created program', false, true); + + this.m_ctx.viewport(0, 0, this.m_screen.getWidth(), this.m_screen.getHeight()); + this.m_ctx.clearColor(0.0, 0.0, 0.0, 1.0); + this.m_ctx.clear(gl.COLOR_BUFFER_BIT); + + this.m_ctx.useProgram(this.m_programID); + + this.m_ctx.uniform1f(this.m_ctx.getUniformLocation(this.m_programID, 'u_coordScale'), coordScale); + this.m_ctx.uniform1f(this.m_ctx.getUniformLocation(this.m_programID, 'u_colorScale'), colorScale); + + if (this.m_useVao) + this.m_ctx.bindVertexArray(this.m_vaoID); + + if (indexArray) + indexArray.bindIndexArray(glsDrawTests.DrawTestSpec.Target.ELEMENT_ARRAY); + + for (var arrayNdx = 0; arrayNdx < this.m_arrays.length; arrayNdx++) { + var attribName = ''; + attribName += 'a_' + arrayNdx; + + var loc = this.m_ctx.getAttribLocation(this.m_programID, attribName); + + if (this.m_arrays[arrayNdx].isBound()) + this.m_ctx.enableVertexAttribArray(loc); + + this.m_arrays[arrayNdx].bindAttribute(loc); + } + + if (drawMethod == glsDrawTests.DrawTestSpec.DrawMethod.DRAWARRAYS) + this.m_ctx.drawArrays(glsDrawTests.primitiveToGL(primitive), firstVertex, vertexCount); + else if (drawMethod == glsDrawTests.DrawTestSpec.DrawMethod.DRAWARRAYS_INSTANCED) + this.m_ctx.drawArraysInstanced(glsDrawTests.primitiveToGL(primitive), firstVertex, vertexCount, instanceCount); + else if (drawMethod == glsDrawTests.DrawTestSpec.DrawMethod.DRAWELEMENTS) + this.m_ctx.drawElements(glsDrawTests.primitiveToGL(primitive), vertexCount, glsDrawTests.indexTypeToGL(indexType), indexOffset); + else if (drawMethod == glsDrawTests.DrawTestSpec.DrawMethod.DRAWELEMENTS_RANGED) + this.m_ctx.drawRangeElements(glsDrawTests.primitiveToGL(primitive), rangeStart, rangeEnd, vertexCount, glsDrawTests.indexTypeToGL(indexType), indexOffset); + else if (drawMethod == glsDrawTests.DrawTestSpec.DrawMethod.DRAWELEMENTS_INSTANCED) + this.m_ctx.drawElementsInstanced(glsDrawTests.primitiveToGL(primitive), vertexCount, glsDrawTests.indexTypeToGL(indexType), indexOffset, instanceCount); + else + throw new Error('Invalid draw method'); + + for (var arrayNdx = 0; arrayNdx < this.m_arrays.length; arrayNdx++) { + if (this.m_arrays[arrayNdx].isBound()) { + var attribName = ''; + attribName += 'a_' + arrayNdx; + + var loc = this.m_ctx.getAttribLocation(this.m_programID, attribName); + + this.m_ctx.disableVertexAttribArray(loc); + } + } + + if (this.m_useVao) + this.m_ctx.bindVertexArray(null); + + this.m_ctx.useProgram(null); + this.m_screen.readViewport(this.m_ctx, [0 , 0, this.m_screen.getWidth(), this.m_screen.getHeight()]); + }; + + // DrawTestSpec + + /** + * @constructor + */ + glsDrawTests.DrawTestSpec = function() { + /** @type {?glsDrawTests.DrawTestSpec.Primitive} */ this.primitive = null; + /** @type {number} */ this.primitiveCount = 0; //!< number of primitives to draw (per instance) + + /** @type {?glsDrawTests.DrawTestSpec.DrawMethod} */ this.drawMethod = null; + /** @type {?glsDrawTests.DrawTestSpec.IndexType} */ this.indexType = null; //!< used only if drawMethod = DrawElements* + /** @type {number} */ this.indexPointerOffset = 0; //!< used only if drawMethod = DrawElements* + /** @type {?glsDrawTests.DrawTestSpec.Storage} */ this.indexStorage = null; //!< used only if drawMethod = DrawElements* + /** @type {number} */ this.first = 0; //!< used only if drawMethod = DrawArrays* + /** @type {number} */ this.indexMin = 0; //!< used only if drawMethod = Draw*Ranged + /** @type {number} */ this.indexMax = 0; //!< used only if drawMethod = Draw*Ranged + /** @type {number} */ this.instanceCount = 0; //!< used only if drawMethod = Draw*Instanced or Draw*Indirect + /** @type {number} */ this.indirectOffset = 0; //!< used only if drawMethod = Draw*Indirect + /** @type {number} */ this.baseVertex = 0; //!< used only if drawMethod = DrawElementsIndirect or *BaseVertex + + /** @type {Array<glsDrawTests.DrawTestSpec.AttributeSpec>} */ this.attribs = []; + }; + + /** + * @param {glsDrawTests.DrawTestSpec.Target} target + * @return {string} + */ + glsDrawTests.DrawTestSpec.targetToString = function(target) { + assertMsgOptions(target != null, 'Target is null', false, true); + + var targets = [ + 'element_array', // TARGET_ELEMENT_ARRAY = 0, + 'array' // TARGET_ARRAY, + ]; + assertMsgOptions(targets.length == Object.keys(glsDrawTests.DrawTestSpec.Target).length, + 'The amount of target names is different than the amount of targets', false, true); + + return targets[target]; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.InputType} type + * @return {string} + */ + glsDrawTests.DrawTestSpec.inputTypeToString = function(type) { + assertMsgOptions(type != null, 'Type is null', false, true); + + var types = [ + 'float', // INPUTTYPE_FLOAT = 0, + + 'byte', // INPUTTYPE_BYTE, + 'short', // INPUTTYPE_SHORT, + + 'unsigned_byte', // INPUTTYPE_UNSIGNED_BYTE, + 'unsigned_short', // INPUTTYPE_UNSIGNED_SHORT, + + 'int', // INPUTTYPE_INT, + 'unsigned_int', // INPUTTYPE_UNSIGNED_INT, + 'half', // INPUTTYPE_HALF, + 'unsigned_int2_10_10_10', // INPUTTYPE_UNSIGNED_INT_2_10_10_10, + 'int2_10_10_10' // INPUTTYPE_INT_2_10_10_10, + ]; + assertMsgOptions(types.length == Object.keys(glsDrawTests.DrawTestSpec.InputType).length, + 'The amount of type names is different than the amount of types', false, true); + + return types[type]; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.OutputType} type + * @return {string} + */ + glsDrawTests.DrawTestSpec.outputTypeToString = function(type) { + assertMsgOptions(type != null, 'Type is null', false, true); + + var types = [ + 'float', // OUTPUTTYPE_FLOAT = 0, + 'vec2', // OUTPUTTYPE_VEC2, + 'vec3', // OUTPUTTYPE_VEC3, + 'vec4', // OUTPUTTYPE_VEC4, + + 'int', // OUTPUTTYPE_INT, + 'uint', // OUTPUTTYPE_UINT, + + 'ivec2', // OUTPUTTYPE_IVEC2, + 'ivec3', // OUTPUTTYPE_IVEC3, + 'ivec4', // OUTPUTTYPE_IVEC4, + + 'uvec2', // OUTPUTTYPE_UVEC2, + 'uvec3', // OUTPUTTYPE_UVEC3, + 'uvec4' // OUTPUTTYPE_UVEC4, + ]; + assertMsgOptions(types.length == Object.keys(glsDrawTests.DrawTestSpec.OutputType).length, + 'The amount of type names is different than the amount of types', false, true); + + return types[type]; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.Usage} usage + * @return {string} + */ + glsDrawTests.DrawTestSpec.usageTypeToString = function(usage) { + assertMsgOptions(usage != null, 'Usage is null', false, true); + + var usages = [ + 'dynamic_draw', // USAGE_DYNAMIC_DRAW = 0, + 'static_draw', // USAGE_STATIC_DRAW, + 'stream_draw', // USAGE_STREAM_DRAW, + + 'stream_read', // USAGE_STREAM_READ, + 'stream_copy', // USAGE_STREAM_COPY, + + 'static_read', // USAGE_STATIC_READ, + 'static_copy', // USAGE_STATIC_COPY, + + 'dynamic_read', // USAGE_DYNAMIC_READ, + 'dynamic_copy' // USAGE_DYNAMIC_COPY, + ]; + assertMsgOptions(usages.length == Object.keys(glsDrawTests.DrawTestSpec.Usage).length, + 'The amount of usage names is different than the amount of usages', false, true); + + return usages[usage]; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.Storage} storage + * @return {string} + */ + glsDrawTests.DrawTestSpec.storageToString = function(storage) { + assertMsgOptions(storage != null, 'Storage is null', false, true); + + var storages = [ + 'user_ptr', // STORAGE_USER = 0, + 'buffer' // STORAGE_BUFFER, + ]; + assertMsgOptions(storages.length == Object.keys(glsDrawTests.DrawTestSpec.Storage).length, + 'The amount of storage names is different than the amount of storages', false, true); + + return storages[storage]; + }; + + /** + * @param {glsDrawTests.DrawTestSpec.Primitive} primitive + * @return {string} + */ + glsDrawTests.DrawTestSpec.primitiveToString = function(primitive) { + assertMsgOptions(primitive != null, 'Primitive is null', false, true); + + var primitives = [ + 'points', // PRIMITIVE_POINTS , + 'triangles', // PRIMITIVE_TRIANGLES, + 'triangle_fan', // PRIMITIVE_TRIANGLE_FAN, + 'triangle_strip', // PRIMITIVE_TRIANGLE_STRIP, + 'lines', // PRIMITIVE_LINES + 'line_strip', // PRIMITIVE_LINE_STRIP + 'line_loop' + ]; + assertMsgOptions(primitives.length == Object.keys(glsDrawTests.DrawTestSpec.Primitive).length, + 'The amount of primitive names is different than the amount of primitives', false, true); + + return primitives[primitive]; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.IndexType} type + * @return {string} + */ + glsDrawTests.DrawTestSpec.indexTypeToString = function(type) { + assertMsgOptions(type != null, 'Index type is null', false, true); + + var indexTypes = [ + 'byte', // INDEXTYPE_BYTE = 0, + 'short', // INDEXTYPE_SHORT, + 'int' // INDEXTYPE_INT, + ]; + assertMsgOptions(indexTypes.length == Object.keys(glsDrawTests.DrawTestSpec.IndexType).length, + 'The amount of index type names is different than the amount of index types', false, true); + + return indexTypes[type]; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.DrawMethod} method + * @return {string} + */ + glsDrawTests.DrawTestSpec.drawMethodToString = function(method) { + assertMsgOptions(method != null, 'Method is null', false, true); + + var methods = [ + 'draw_arrays', //!< DRAWMETHOD_DRAWARRAYS + 'draw_arrays_instanced', //!< DRAWMETHOD_DRAWARRAYS_INSTANCED + 'draw_elements', //!< DRAWMETHOD_DRAWELEMENTS + 'draw_range_elements', //!< DRAWMETHOD_DRAWELEMENTS_RANGED + 'draw_elements_instanced' //!< DRAWMETHOD_DRAWELEMENTS_INSTANCED + ]; + assertMsgOptions(methods.length == Object.keys(glsDrawTests.DrawTestSpec.DrawMethod).length, + 'The amount of method names is different than the amount of methods', false, true); + + return methods[method]; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.InputType} type + * @return {number} + */ + glsDrawTests.DrawTestSpec.inputTypeSize = function(type) { + assertMsgOptions(type != null, 'Input type is null', false, true); + + var size = [ + 4, // INPUTTYPE_FLOAT = 0, + + 1, // INPUTTYPE_BYTE, + 2, // INPUTTYPE_SHORT, + + 1, // INPUTTYPE_UNSIGNED_BYTE, + 2, // INPUTTYPE_UNSIGNED_SHORT, + + 4, // INPUTTYPE_INT, + 4, // INPUTTYPE_UNSIGNED_INT, + 2, // INPUTTYPE_HALF, + 4 / 4, // INPUTTYPE_UNSIGNED_INT_2_10_10_10, + 4 / 4 // INPUTTYPE_INT_2_10_10_10, + ]; + assertMsgOptions(size.length == Object.keys(glsDrawTests.DrawTestSpec.InputType).length, + 'The amount of type names is different than the amount of types', false, true); + + return size[type]; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.IndexType} type + * @return {number} + */ + glsDrawTests.DrawTestSpec.indexTypeSize = function(type) { + assertMsgOptions(type != null, 'Type is null', false, true); + + var size = [ + 1, // INDEXTYPE_BYTE, + 2, // INDEXTYPE_SHORT, + 4 // INDEXTYPE_INT, + ]; + assertMsgOptions(size.length == Object.keys(glsDrawTests.DrawTestSpec.IndexType).length, + 'The amount of type names is different than the amount of types', false, true); + + return size[type]; + }; + + /** + * @return {string} + */ + glsDrawTests.DrawTestSpec.prototype.getName = function() { + /** @type {glsDrawTests.MethodInfo} */ var methodInfo = glsDrawTests.getMethodInfo(this.drawMethod); + /** @type {boolean} */ var hasFirst = methodInfo.first; + /** @type {boolean} */ var instanced = methodInfo.instanced; + /** @type {boolean} */ var ranged = methodInfo.ranged; + /** @type {boolean} */ var indexed = methodInfo.indexed; + + var name = ''; + + for (var ndx = 0; ndx < this.attribs.length; ++ndx) { + /** @type {glsDrawTests.DrawTestSpec.AttributeSpec}*/ var attrib = this.attribs[ndx]; + + if (this.attribs.length > 1) + name += 'attrib' + ndx + '_'; + + if (ndx == 0 || attrib.additionalPositionAttribute) + name += 'pos_'; + else + name += 'col_'; + + if (attrib.useDefaultAttribute) { + name += 'non_array_' + + glsDrawTests.DrawTestSpec.inputTypeToString(/** @type {?glsDrawTests.DrawTestSpec.InputType} */ (attrib.inputType)) + '_' + + attrib.componentCount + '_' + + glsDrawTests.DrawTestSpec.outputTypeToString(attrib.outputType) + '_'; + } else { + name += glsDrawTests.DrawTestSpec.storageToString(attrib.storage) + '_' + + attrib.offset + '_' + + attrib.stride + '_' + + glsDrawTests.DrawTestSpec.inputTypeToString(/** @type {?glsDrawTests.DrawTestSpec.InputType} */ (attrib.inputType)); + if (attrib.inputType != glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT_2_10_10_10 && attrib.inputType != glsDrawTests.DrawTestSpec.InputType.INT_2_10_10_10) + name += attrib.componentCount; + name += '_' + + (attrib.normalize ? 'normalized_' : '') + + glsDrawTests.DrawTestSpec.outputTypeToString(attrib.outputType) + '_' + + glsDrawTests.DrawTestSpec.usageTypeToString(attrib.usage) + '_' + + attrib.instanceDivisor + '_'; + } + } + + if (indexed) + name += 'index_' + glsDrawTests.DrawTestSpec.indexTypeToString(this.indexType) + '_' + + glsDrawTests.DrawTestSpec.storageToString(this.indexStorage) + '_' + + 'offset' + this.indexPointerOffset + '_'; + if (hasFirst) + name += 'first' + this.first + '_'; + if (ranged) + name += 'ranged_' + this.indexMin + '_' + this.indexMax + '_'; + if (instanced) + name += 'instances' + this.instanceCount + '_'; + + switch (this.primitive) { + case glsDrawTests.DrawTestSpec.Primitive.POINTS: + name += 'points_'; + break; + case glsDrawTests.DrawTestSpec.Primitive.TRIANGLES: + name += 'triangles_'; + break; + case glsDrawTests.DrawTestSpec.Primitive.TRIANGLE_FAN: + name += 'triangle_fan_'; + break; + case glsDrawTests.DrawTestSpec.Primitive.TRIANGLE_STRIP: + name += 'triangle_strip_'; + break; + case glsDrawTests.DrawTestSpec.Primitive.LINES: + name += 'lines_'; + break; + case glsDrawTests.DrawTestSpec.Primitive.LINE_STRIP: + name += 'line_strip_'; + break; + case glsDrawTests.DrawTestSpec.Primitive.LINE_LOOP: + name += 'line_loop_'; + break; + default: + throw new Error('Invalid primitive'); + break; + } + + name += this.primitiveCount; + + return name; + }; + + /** + * @return {string} + */ + glsDrawTests.DrawTestSpec.prototype.getDesc = function() { + var desc = ''; + + for (var ndx = 0; ndx < this.attribs.length; ++ndx) { + /** @type {glsDrawTests.DrawTestSpec.AttributeSpec} */ var attrib = this.attribs[ndx]; + + if (attrib.useDefaultAttribute) { + desc += 'Attribute ' + ndx + ': default, ' + ((ndx == 0 || attrib.additionalPositionAttribute) ? ('position ,') : ('color ,')) + + 'input datatype ' + glsDrawTests.DrawTestSpec.inputTypeToString(/** @type {?glsDrawTests.DrawTestSpec.InputType} */ (attrib.inputType)) + ', ' + + 'input component count ' + attrib.componentCount + ', ' + + 'used as ' + glsDrawTests.DrawTestSpec.outputTypeToString(attrib.outputType) + ', '; + } else { + desc += 'Attribute ' + ndx + ': ' + ((ndx == 0 || attrib.additionalPositionAttribute) ? ('position ,') : ('color ,')) + + 'Storage in ' + glsDrawTests.DrawTestSpec.storageToString(attrib.storage) + ', ' + + 'stride ' + attrib.stride + ', ' + + 'input datatype ' + glsDrawTests.DrawTestSpec.inputTypeToString(/** @type {?glsDrawTests.DrawTestSpec.InputType} */ (attrib.inputType)) + ', ' + + 'input component count ' + attrib.componentCount + ', ' + + (attrib.normalize ? 'normalized, ' : '') + + 'used as ' + glsDrawTests.DrawTestSpec.outputTypeToString(attrib.outputType) + ', ' + + 'instance divisor ' + attrib.instanceDivisor + ', '; + } + } + + if (this.drawMethod == glsDrawTests.DrawTestSpec.DrawMethod.DRAWARRAYS) { + desc += 'drawArrays(), ' + + 'first ' + this.first + ', '; + } else if (this.drawMethod == glsDrawTests.DrawTestSpec.DrawMethod.DRAWARRAYS_INSTANCED) { + desc += 'drawArraysInstanced(), ' + + 'first ' + this.first + ', ' + + 'instance count ' + this.instanceCount + ', '; + } else if (this.drawMethod == glsDrawTests.DrawTestSpec.DrawMethod.DRAWELEMENTS) { + desc += 'drawElements(), ' + + 'index type ' + glsDrawTests.DrawTestSpec.indexTypeToString(this.indexType) + ', ' + + 'index storage in ' + glsDrawTests.DrawTestSpec.storageToString(this.indexStorage) + ', ' + + 'index offset ' + this.indexPointerOffset + ', '; + } else if (this.drawMethod == glsDrawTests.DrawTestSpec.DrawMethod.DRAWELEMENTS_RANGED) { + desc += 'drawElementsRanged(), ' + + 'index type ' + glsDrawTests.DrawTestSpec.indexTypeToString(this.indexType) + ', ' + + 'index storage in ' + glsDrawTests.DrawTestSpec.storageToString(this.indexStorage) + ', ' + + 'index offset ' + this.indexPointerOffset + ', ' + + 'range start ' + this.indexMin + ', ' + + 'range end ' + this.indexMax + ', '; + } else if (this.drawMethod == glsDrawTests.DrawTestSpec.DrawMethod.DRAWELEMENTS_INSTANCED) { + desc += 'drawElementsInstanced(), ' + + 'index type ' + glsDrawTests.DrawTestSpec.indexTypeToString(this.indexType) + ', ' + + 'index storage in ' + glsDrawTests.DrawTestSpec.storageToString(this.indexStorage) + ', ' + + 'index offset ' + this.indexPointerOffset + ', ' + + 'instance count ' + this.instanceCount + ', '; + } else + throw new Error('Invalid draw method'); + + desc += this.primitiveCount; + + switch (this.primitive) { + case glsDrawTests.DrawTestSpec.Primitive.POINTS: + desc += 'points'; + break; + case glsDrawTests.DrawTestSpec.Primitive.TRIANGLES: + desc += 'triangles'; + break; + case glsDrawTests.DrawTestSpec.Primitive.TRIANGLE_FAN: + desc += 'triangles (fan)'; + break; + case glsDrawTests.DrawTestSpec.Primitive.TRIANGLE_STRIP: + desc += 'triangles (strip)'; + break; + case glsDrawTests.DrawTestSpec.Primitive.LINES: + desc += 'lines'; + break; + case glsDrawTests.DrawTestSpec.Primitive.LINE_STRIP: + desc += 'lines (strip)'; + break; + case glsDrawTests.DrawTestSpec.Primitive.LINE_LOOP: + desc += 'lines (loop)'; + break; + default: + throw new Error('Invalid primitive'); + break; + } + + return desc; + }; + + /** + * @return {string} + */ + glsDrawTests.DrawTestSpec.prototype.getMultilineDesc = function() { + var desc = ''; + + for (var ndx = 0; ndx < this.attribs.length; ++ndx) { + /** @type {glsDrawTests.DrawTestSpec.AttributeSpec} */ var attrib = this.attribs[ndx]; + + if (attrib.useDefaultAttribute) { + desc += 'Attribute ' + ndx + ': default, ' + ((ndx == 0 || attrib.additionalPositionAttribute) ? ('position\n') : ('color\n')) + + '\tinput datatype ' + glsDrawTests.DrawTestSpec.inputTypeToString(/** @type {?glsDrawTests.DrawTestSpec.InputType} */ (attrib.inputType)) + '\n' + + '\tinput component count ' + attrib.componentCount + '\n' + + '\tused as ' + glsDrawTests.DrawTestSpec.outputTypeToString(attrib.outputType) + '\n'; + } else { + desc += 'Attribute ' + ndx + ': ' + ((ndx == 0 || attrib.additionalPositionAttribute) ? ('position\n') : ('color\n')) + + '\tStorage in ' + glsDrawTests.DrawTestSpec.storageToString(attrib.storage) + '\n' + + '\tstride ' + attrib.stride + '\n' + + '\tinput datatype ' + glsDrawTests.DrawTestSpec.inputTypeToString(/** @type {?glsDrawTests.DrawTestSpec.InputType} */ (attrib.inputType)) + '\n' + + '\tinput component count ' + attrib.componentCount + '\n' + + (attrib.normalize ? '\tnormalized\n' : '') + + '\tused as ' + glsDrawTests.DrawTestSpec.outputTypeToString(attrib.outputType) + '\n' + + '\tinstance divisor ' + attrib.instanceDivisor + '\n'; + } + } + + if (this.drawMethod == glsDrawTests.DrawTestSpec.DrawMethod.DRAWARRAYS) { + desc += 'drawArrays()\n' + + '\tfirst ' + this.first + '\n'; + } else if (this.drawMethod == glsDrawTests.DrawTestSpec.DrawMethod.DRAWARRAYS_INSTANCED) { + desc += 'drawArraysInstanced()\n' + + '\tfirst ' + this.first + '\n' + + '\tinstance count ' + this.instanceCount + '\n'; + } else if (this.drawMethod == glsDrawTests.DrawTestSpec.DrawMethod.DRAWELEMENTS) { + desc += 'drawElements()\n' + + '\tindex type ' + glsDrawTests.DrawTestSpec.indexTypeToString(this.indexType) + '\n' + + '\tindex storage in ' + glsDrawTests.DrawTestSpec.storageToString(this.indexStorage) + '\n' + + '\tindex offset ' + this.indexPointerOffset + '\n'; + } else if (this.drawMethod == glsDrawTests.DrawTestSpec.DrawMethod.DRAWELEMENTS_RANGED) { + desc += 'drawElementsRanged()\n' + + '\tindex type ' + glsDrawTests.DrawTestSpec.indexTypeToString(this.indexType) + '\n' + + '\tindex storage in ' + glsDrawTests.DrawTestSpec.storageToString(this.indexStorage) + '\n' + + '\tindex offset ' + this.indexPointerOffset + '\n' + + '\trange start ' + this.indexMin + '\n' + + '\trange end ' + this.indexMax + '\n'; + } else if (this.drawMethod == glsDrawTests.DrawTestSpec.DrawMethod.DRAWELEMENTS_INSTANCED) { + desc += 'drawElementsInstanced()\n' + + '\tindex type ' + glsDrawTests.DrawTestSpec.indexTypeToString(this.indexType) + '\n' + + '\tindex storage in ' + glsDrawTests.DrawTestSpec.storageToString(this.indexStorage) + '\n' + + '\tindex offset ' + this.indexPointerOffset + '\n' + + '\tinstance count ' + this.instanceCount + '\n'; + } else + throw new Error('Invalid draw method'); + + desc += '\t' + this.primitiveCount + ' '; + + switch (this.primitive) { + case glsDrawTests.DrawTestSpec.Primitive.POINTS: + desc += 'points'; + break; + case glsDrawTests.DrawTestSpec.Primitive.TRIANGLES: + desc += 'triangles'; + break; + case glsDrawTests.DrawTestSpec.Primitive.TRIANGLE_FAN: + desc += 'triangles (fan)'; + break; + case glsDrawTests.DrawTestSpec.Primitive.TRIANGLE_STRIP: + desc += 'triangles (strip)'; + break; + case glsDrawTests.DrawTestSpec.Primitive.LINES: + desc += 'lines'; + break; + case glsDrawTests.DrawTestSpec.Primitive.LINE_STRIP: + desc += 'lines (strip)'; + break; + case glsDrawTests.DrawTestSpec.Primitive.LINE_LOOP: + desc += 'lines (loop)'; + break; + default: + throw new Error('Invalid primitive'); + break; + } + + desc += '\n'; + + return desc; + }; + + /** + * @enum {number} + */ + glsDrawTests.DrawTestSpec.Target = { + ELEMENT_ARRAY: 0, + ARRAY: 1 + }; + + /** + * @enum {number} + */ + glsDrawTests.DrawTestSpec.InputType = { + FLOAT: 0, + + BYTE: 1, + SHORT: 2, + + UNSIGNED_BYTE: 3, + UNSIGNED_SHORT: 4, + + INT: 5, + UNSIGNED_INT: 6, + HALF: 7, + UNSIGNED_INT_2_10_10_10: 8, + INT_2_10_10_10: 9 + }; + + /** + * @enum {number} + */ + glsDrawTests.DrawTestSpec.OutputType = { + FLOAT: 0, + VEC2: 1, + VEC3: 2, + VEC4: 3, + + INT: 4, + UINT: 5, + + IVEC2: 6, + IVEC3: 7, + IVEC4: 8, + + UVEC2: 9, + UVEC3: 10, + UVEC4: 11 + }; + + /** + * @enum {number} + */ + glsDrawTests.DrawTestSpec.Usage = { + DYNAMIC_DRAW: 0, + STATIC_DRAW: 1, + STREAM_DRAW: 2, + + STREAM_READ: 3, + STREAM_COPY: 4, + + STATIC_READ: 5, + STATIC_COPY: 6, + + DYNAMIC_READ: 7, + DYNAMIC_COPY: 8 + }; + + /** + * @enum {number} + */ + glsDrawTests.DrawTestSpec.Storage = { + USER: 0, + BUFFER: 1 + }; + + /** + * @enum {number} + */ + glsDrawTests.DrawTestSpec.Primitive = { + POINTS: 0, + TRIANGLES: 1, + TRIANGLE_FAN: 2, + TRIANGLE_STRIP: 3, + LINES: 4, + LINE_STRIP: 5, + LINE_LOOP: 6 + }; + + /** + * @enum {number} + */ + glsDrawTests.DrawTestSpec.IndexType = { + BYTE: 0, + SHORT: 1, + INT: 2 + }; + + /** + * @enum {number} + */ + glsDrawTests.DrawTestSpec.DrawMethod = { + DRAWARRAYS: 0, + DRAWARRAYS_INSTANCED: 1, + DRAWELEMENTS: 2, + DRAWELEMENTS_RANGED: 3, + DRAWELEMENTS_INSTANCED: 4 + }; + + /** + * @enum {number} + */ + glsDrawTests.DrawTestSpec.CompatibilityTestType = { + NONE: 0, + UNALIGNED_OFFSET: 1, + UNALIGNED_STRIDE: 2 + }; + + /** + * @return {number} + */ + glsDrawTests.DrawTestSpec.prototype.hash = function() { + // Use only drawmode-relevant values in "hashing" as the unrelevant values might not be set (causing non-deterministic behavior). + /** @type {glsDrawTests.MethodInfo} */ var methodInfo = glsDrawTests.getMethodInfo(this.drawMethod); + /** @type {boolean} */ var arrayed = methodInfo.first; + /** @type {boolean} */ var instanced = methodInfo.instanced; + /** @type {boolean} */ var ranged = methodInfo.ranged; + /** @type {boolean} */ var indexed = methodInfo.indexed; + + /** @type {number} */ var indexHash = (!indexed) ? (0) : (this.indexType + 10 * this.indexPointerOffset + 100 * this.indexStorage); + /** @type {number} */ var arrayHash = (!arrayed) ? (0) : (this.first); + /** @type {number} */ var indexRangeHash = (!ranged) ? (0) : (this.indexMin + 10 * this.indexMax); + /** @type {number} */ var instanceHash = (!instanced) ? (0) : (this.instanceCount); + /** @type {number} */ var basicHash = this.primitive + 10 * this.primitiveCount + 100 * this.drawMethod; + + return indexHash + 3 * arrayHash + 5 * indexRangeHash + 7 * instanceHash + 13 * basicHash + 17 * this.attribs.length + 19 * this.primitiveCount; + }; + + /** + * @return {boolean} + */ + glsDrawTests.DrawTestSpec.prototype.valid = function() { + assertMsgOptions(this.primitive != null, 'Primitive is null', false, true); + assertMsgOptions(this.drawMethod != null, 'Draw method is null', false, true); + + var methodInfo = glsDrawTests.getMethodInfo(this.drawMethod); + + if (methodInfo.ranged) { + var maxIndexValue = 0; + if (this.indexType == glsDrawTests.DrawTestSpec.IndexType.BYTE) + maxIndexValue = glsDrawTests.GLValue.getMaxValue(glsDrawTests.DrawTestSpec.InputType.UNSIGNED_BYTE).interpret(); + else if (this.indexType == glsDrawTests.DrawTestSpec.IndexType.SHORT) + maxIndexValue = glsDrawTests.GLValue.getMaxValue(glsDrawTests.DrawTestSpec.InputType.UNSIGNED_SHORT).interpret(); + else if (this.indexType == glsDrawTests.DrawTestSpec.IndexType.INT) + maxIndexValue = glsDrawTests.GLValue.getMaxValue(glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT).interpret(); + else + throw new Error('Invalid index type'); + + if (this.indexMin > this.indexMax) + return false; + if (this.indexMin < 0 || this.indexMax < 0) + return false; + if (this.indexMin > maxIndexValue || this.indexMax > maxIndexValue) + return false; + } + + if (methodInfo.first && this.first < 0) + return false; + + return true; + }; + + /** + * @return {glsDrawTests.DrawTestSpec.CompatibilityTestType} + */ + glsDrawTests.DrawTestSpec.prototype.isCompatibilityTest = function() { + var methodInfo = glsDrawTests.getMethodInfo(this.drawMethod); + + var bufferAlignmentBad = false; + var strideAlignmentBad = false; + + // Attribute buffer alignment + for (var ndx = 0; ndx < this.attribs.length; ++ndx) + if (!this.attribs[ndx].isBufferAligned()) + bufferAlignmentBad = true; + + // Attribute stride alignment + for (var ndx = 0; ndx < this.attribs.length; ++ndx) + if (!this.attribs[ndx].isBufferStrideAligned()) + strideAlignmentBad = true; + + // Index buffer alignment + if (methodInfo.indexed) { + if (this.indexStorage == glsDrawTests.DrawTestSpec.Storage.BUFFER) { + var indexSize = 0; + if (this.indexType == glsDrawTests.DrawTestSpec.IndexType.BYTE) + indexSize = 1; + else if (this.indexType == glsDrawTests.DrawTestSpec.IndexType.SHORT) + indexSize = 2; + else if (this.indexType == glsDrawTests.DrawTestSpec.IndexType.INT) + indexSize = 4; + else + throw new Error(''); + + if (this.indexPointerOffset % indexSize != 0) + bufferAlignmentBad = true; + } + } + + // \note combination bad alignment & stride is treated as bad offset + if (bufferAlignmentBad) + return glsDrawTests.DrawTestSpec.CompatibilityTestType.UNALIGNED_OFFSET; + else if (strideAlignmentBad) + return glsDrawTests.DrawTestSpec.CompatibilityTestType.UNALIGNED_STRIDE; + else + return glsDrawTests.DrawTestSpec.CompatibilityTestType.NONE; + }; + + // DrawTestSpec.AttributeSpec + + /** + * @constructor + */ + glsDrawTests.DrawTestSpec.AttributeSpec = function() { + /** @type {?glsDrawTests.DrawTestSpec.InputType} */ this.inputType = null; + /** @type {?glsDrawTests.DrawTestSpec.OutputType} */ this.outputType = null; + /** @type {?glsDrawTests.DrawTestSpec.Storage} */ this.storage = glsDrawTests.DrawTestSpec.Storage.BUFFER; //Always BUFFER in WebGL up to 2 + /** @type {?glsDrawTests.DrawTestSpec.Usage} */ this.usage = null; + /** @type {number} */ this.componentCount = 0; + /** @type {number} */ this.offset = 0; + /** @type {number} */ this.stride = 0; + /** @type {boolean} */ this.normalize = false; + /** @type {number} */ this.instanceDivisor = 0; //!< used only if drawMethod = Draw*Instanced + /** @type {boolean} */ this.useDefaultAttribute = false; + + /** @type {boolean} */ this.additionalPositionAttribute = false; //!< treat this attribute as position attribute. Attribute at index 0 is alway treated as such. False by default + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.InputType} inputType + * @param {?glsDrawTests.DrawTestSpec.OutputType} outputType + * @param {?glsDrawTests.DrawTestSpec.Storage} storage + * @param {?glsDrawTests.DrawTestSpec.Usage} usage + * @param {number} componentCount + * @param {number} offset + * @param {number} stride + * @param {boolean} normalize + * @param {number} instanceDivisor + * @return {glsDrawTests.DrawTestSpec.AttributeSpec} + */ + glsDrawTests.DrawTestSpec.AttributeSpec.createAttributeArray = function(inputType, outputType, storage, usage, componentCount, + offset, stride, normalize, instanceDivisor) { + /** @type {glsDrawTests.DrawTestSpec.AttributeSpec} */ var spec; + + spec.inputType = inputType; + spec.outputType = outputType; + spec.storage = storage; + spec.usage = usage; + spec.componentCount = componentCount; + spec.offset = offset; + spec.stride = stride; + spec.normalize = normalize; + spec.instanceDivisor = instanceDivisor; + + spec.useDefaultAttribute = false; + + return spec; + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.InputType} inputType + * @param {?glsDrawTests.DrawTestSpec.OutputType} outputType + * @param {number} componentCount + * @return {glsDrawTests.DrawTestSpec.AttributeSpec} + */ + glsDrawTests.DrawTestSpec.AttributeSpec.createDefaultAttribute = function(inputType, outputType, componentCount) { + assertMsgOptions(inputType == glsDrawTests.DrawTestSpec.InputType.INT || inputType == glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT || inputType == glsDrawTests.DrawTestSpec.InputType.FLOAT, 'Invalid input type', false, true); + assertMsgOptions(inputType == glsDrawTests.DrawTestSpec.InputType.FLOAT || componentCount == 4, 'If not float, input type should have 4 components', false, true); + + /** @type {glsDrawTests.DrawTestSpec.AttributeSpec} */ var spec; + + spec.inputType = inputType; + spec.outputType = outputType; + spec.storage = glsDrawTests.DrawTestSpec.Storage.BUFFER; //Always BUFFER in WebGL up to 2 + spec.usage = null; + spec.componentCount = componentCount; + spec.offset = 0; + spec.stride = 0; + spec.normalize = false; + spec.instanceDivisor = 0; + + spec.useDefaultAttribute = true; + + return spec; + }; + + /** + * @return {number} + */ + glsDrawTests.DrawTestSpec.AttributeSpec.prototype.hash = function() { + if (this.useDefaultAttribute) { + return 1 * this.inputType + 7 * this.outputType + 13 * this.componentCount; + } else { + return 1 * this.inputType + 2 * this.outputType + 3 * this.storage + 5 * this.usage + 7 * this.componentCount + 11 * this.offset + 13 * this.stride + 17 * (this.normalize ? 0 : 1) + 19 * this.instanceDivisor; + } + }; + + /** + * @return {boolean} + */ + glsDrawTests.DrawTestSpec.AttributeSpec.prototype.valid = function(/*ctxType*/) { + /** @type {boolean} */ var inputTypeFloat = this.inputType == glsDrawTests.DrawTestSpec.InputType.FLOAT || this.inputType == glsDrawTests.DrawTestSpec.InputType.HALF; + /** @type {boolean} */ var inputTypeUnsignedInteger = this.inputType == glsDrawTests.DrawTestSpec.InputType.UNSIGNED_BYTE || this.inputType == glsDrawTests.DrawTestSpec.InputType.UNSIGNED_SHORT || this.inputType == glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT || this.inputType == glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT_2_10_10_10; + /** @type {boolean} */ var inputTypeSignedInteger = this.inputType == glsDrawTests.DrawTestSpec.InputType.BYTE || this.inputType == glsDrawTests.DrawTestSpec.InputType.SHORT || this.inputType == glsDrawTests.DrawTestSpec.InputType.INT || this.inputType == glsDrawTests.DrawTestSpec.InputType.INT_2_10_10_10; + /** @type {boolean} */ var inputTypePacked = this.inputType == glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT_2_10_10_10 || this.inputType == glsDrawTests.DrawTestSpec.InputType.INT_2_10_10_10; + + /** @type {boolean} */ var outputTypeFloat = this.outputType == glsDrawTests.DrawTestSpec.OutputType.FLOAT || this.outputType == glsDrawTests.DrawTestSpec.OutputType.VEC2 || this.outputType == glsDrawTests.DrawTestSpec.OutputType.VEC3 || this.outputType == glsDrawTests.DrawTestSpec.OutputType.VEC4; + /** @type {boolean} */ var outputTypeSignedInteger = this.outputType == glsDrawTests.DrawTestSpec.OutputType.INT || this.outputType == glsDrawTests.DrawTestSpec.OutputType.IVEC2 || this.outputType == glsDrawTests.DrawTestSpec.OutputType.IVEC3 || this.outputType == glsDrawTests.DrawTestSpec.OutputType.IVEC4; + /** @type {boolean} */ var outputTypeUnsignedInteger = this.outputType == glsDrawTests.DrawTestSpec.OutputType.UINT || this.outputType == glsDrawTests.DrawTestSpec.OutputType.UVEC2 || this.outputType == glsDrawTests.DrawTestSpec.OutputType.UVEC3 || this.outputType == glsDrawTests.DrawTestSpec.OutputType.UVEC4; + + if (this.useDefaultAttribute) { + if (this.inputType != glsDrawTests.DrawTestSpec.InputType.INT && this.inputType != glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT && this.inputType != glsDrawTests.DrawTestSpec.InputType.FLOAT) + return false; + + if (this.inputType != glsDrawTests.DrawTestSpec.InputType.FLOAT && this.componentCount != 4) + return false; + + // no casting allowed (undefined results) + if (this.inputType == glsDrawTests.DrawTestSpec.InputType.INT && !outputTypeSignedInteger) + return false; + if (this.inputType == glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT && !outputTypeUnsignedInteger) + return false; + } + + if (inputTypePacked && this.componentCount != 4) + return false; + + // Invalid conversions: + + // float -> [u]int + if (inputTypeFloat && !outputTypeFloat) + return false; + + // uint -> int (undefined results) + if (inputTypeUnsignedInteger && outputTypeSignedInteger) + return false; + + // int -> uint (undefined results) + if (inputTypeSignedInteger && outputTypeUnsignedInteger) + return false; + + // packed -> non-float (packed formats are converted to floats) + if (inputTypePacked && !outputTypeFloat) + return false; + + // Invalid normalize. Normalize is only valid if output type is float + if (this.normalize && !outputTypeFloat) + return false; + + return true; + }; + + /** + * @return {boolean} + */ + glsDrawTests.DrawTestSpec.AttributeSpec.prototype.isBufferAligned = function() { + var inputTypePacked = this.inputType == glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT_2_10_10_10 || this.inputType == glsDrawTests.DrawTestSpec.InputType.INT_2_10_10_10; + + // Buffer alignment, offset is a multiple of underlying data type size? + if (this.storage == glsDrawTests.DrawTestSpec.Storage.BUFFER) { + var dataTypeSize = glsDrawTests.DrawTestSpec.inputTypeSize(this.inputType); + if (inputTypePacked) + dataTypeSize = 4; + + if (this.offset % dataTypeSize != 0) + return false; + } + + return true; + }; + + /** + * @return {boolean} + */ + glsDrawTests.DrawTestSpec.AttributeSpec.prototype.isBufferStrideAligned = function() { + var inputTypePacked = this.inputType == glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT_2_10_10_10 || this.inputType == glsDrawTests.DrawTestSpec.InputType.INT_2_10_10_10; + + // Buffer alignment, offset is a multiple of underlying data type size? + if (this.storage == glsDrawTests.DrawTestSpec.Storage.BUFFER) { + var dataTypeSize = glsDrawTests.DrawTestSpec.inputTypeSize(this.inputType); + if (inputTypePacked) + dataTypeSize = 4; + + if (this.stride % dataTypeSize != 0) + return false; + } + + return true; + }; + + /** + * @constructor + * @extends {tcuTestCase.DeqpTest} + * @param {glsDrawTests.DrawTestSpec} spec + * @param {string} name + * @param {string} desc + */ + glsDrawTests.DrawTest = function(spec, name, desc) { + tcuTestCase.DeqpTest.call(this, name, desc, spec); + + /** @type {WebGL2RenderingContext} */ this.m_renderCtx = gl; + /** @type {tcuPixelFormat.PixelFormat} */ this.m_pixelformat = new tcuPixelFormat.PixelFormat( + /** @type {number} */ (gl.getParameter(gl.RED_BITS)), /** @type {number} */ (gl.getParameter(gl.GREEN_BITS)), + /** @type {number} */ (gl.getParameter(gl.BLUE_BITS)), /** @type {number} */ (gl.getParameter(gl.ALPHA_BITS)) + ); + + /** @type {sglrReferenceContext.ReferenceContextBuffers} */ this.m_refBuffers = null; + /** @type {sglrReferenceContext.ReferenceContext} */ this.m_refContext = null; + /** @type {sglrGLContext.GLContext} */ this.m_glesContext = null; + + /** @type {glsDrawTests.AttributePack} */ this.m_glArrayPack = null; + /** @type {glsDrawTests.AttributePack} */ this.m_rrArrayPack = null; + + /** @type {number} */ this.m_maxDiffRed = -1; + /** @type {number} */ this.m_maxDiffGreen = -1; + /** @type {number} */ this.m_maxDiffBlue = -1; + + /** @type {Array<glsDrawTests.DrawTestSpec>} */ this.m_specs = []; + /** @type {Array<string>} */this.m_iteration_descriptions = []; + /** @type {number} */ this.m_iteration = 0; + + if (spec) + this.addIteration(spec); + }; + + glsDrawTests.DrawTest.prototype = Object.create(tcuTestCase.DeqpTest.prototype); + glsDrawTests.DrawTest.prototype.constructor = glsDrawTests.DrawTest; + + /** + * @param {glsDrawTests.DrawTestSpec} spec + * @param {string=} description + */ + glsDrawTests.DrawTest.prototype.addIteration = function(spec, description) { + // Validate spec + /** @type {boolean} */ var validSpec = spec.valid(); + + if (!validSpec) + return; + + this.m_specs.push(spec); + + if (description) + this.m_iteration_descriptions.push(description); + else + this.m_iteration_descriptions.push(''); + }; + + /** + * init + */ + glsDrawTests.DrawTest.prototype.init = function() { + var renderTargetWidth = Math.min(glsDrawTests.MAX_RENDER_TARGET_SIZE, gl.canvas.width); + var renderTargetHeight = Math.min(glsDrawTests.MAX_RENDER_TARGET_SIZE, gl.canvas.height); + /** @type {sglrReferenceContext.ReferenceContextLimits} */ var limits = new sglrReferenceContext.ReferenceContextLimits(gl); + /** @type {boolean} */ var useVao = true; + + this.m_glesContext = new sglrGLContext.GLContext(gl); + + assertMsgOptions(this.m_specs.length > 0, 'Specs is empty', false, true); + + this.m_refBuffers = new sglrReferenceContext.ReferenceContextBuffers(this.m_pixelformat, 0, 0, renderTargetWidth, renderTargetHeight); + this.m_refContext = new sglrReferenceContext.ReferenceContext(limits, this.m_refBuffers.getColorbuffer(), this.m_refBuffers.getDepthbuffer(), this.m_refBuffers.getStencilbuffer()); + + this.m_glArrayPack = new glsDrawTests.AttributePack(this.m_glesContext, [renderTargetWidth, renderTargetHeight], useVao, true); + this.m_rrArrayPack = new glsDrawTests.AttributePack(this.m_refContext, [renderTargetWidth, renderTargetHeight], useVao, false); + + this.m_maxDiffRed = Math.ceil(256.0 * (15.0 / (1 << this.m_pixelformat.redBits))); + this.m_maxDiffGreen = Math.ceil(256.0 * (15.0 / (1 << this.m_pixelformat.greenBits))); + this.m_maxDiffBlue = Math.ceil(256.0 * (15.0 / (1 << this.m_pixelformat.blueBits))); + }; + + /** + * @return {tcuTestCase.IterateResult} + */ + glsDrawTests.DrawTest.prototype.iterate = function() { + var specNdx = Math.floor(this.m_iteration / 2); + var drawStep = (this.m_iteration % 2) == 0; + var compareStep = (this.m_iteration % 2) == 1; + /** @type {tcuTestCase.IterateResult} */ var iterateResult = (this.m_iteration + 1 == this.m_specs.length * 2) ? (tcuTestCase.IterateResult.STOP) : (tcuTestCase.IterateResult.CONTINUE); + /** @type {glsDrawTests.DrawTestSpec} */ var spec = this.m_specs[specNdx]; + var updateProgram = (this.m_iteration == 0) || (drawStep && !glsDrawTests.checkSpecsShaderCompatible(this.m_specs[specNdx], this.m_specs[specNdx - 1])); // try to use the same shader in all iterations + + if (drawStep && this.m_specs.length != 1) + debug('Iteration ' + specNdx + ' of ' + (this.m_specs.length - 1) + ': ' + this.m_iteration_descriptions[specNdx]); + + this.m_iteration++; + + if (drawStep) { + /** @type {glsDrawTests.MethodInfo} */ var methodInfo = glsDrawTests.getMethodInfo(spec.drawMethod); + /** @type {boolean} */ var indexed = methodInfo.indexed; + /** @type {boolean} */ var instanced = methodInfo.instanced; + /** @type {boolean} */ var ranged = methodInfo.ranged; + /** @type {boolean} */ var hasFirst = methodInfo.first; + + /** @type {number} */ var primitiveElementCount = glsDrawTests.getElementCount(spec.primitive, spec.primitiveCount); // !< elements to be drawn + /** @type {number} */ var indexMin = (ranged) ? (spec.indexMin) : (0); + /** @type {number} */ var firstAddition = (hasFirst) ? (spec.first) : (0); + /** @type {number} */ var elementCount = primitiveElementCount + indexMin + firstAddition; // !< elements in buffer (buffer should have at least primitiveElementCount ACCESSIBLE (index range, first) elements) + /** @type {number} */ var maxElementIndex = primitiveElementCount + indexMin + firstAddition - 1; + /** @type {number} */ var indexMax = Math.max(0, (ranged) ? (deMath.clamp(spec.indexMax, 0, maxElementIndex)) : (maxElementIndex)); + /** @type {number} */ var coordScale = this.getCoordScale(spec); + /** @type {number} */ var colorScale = this.getColorScale(spec); + + /** @type {Array<number>} */ var nullAttribValue = []; + + // Log info + bufferedLogToConsole(spec.getMultilineDesc()); + + // Data + this.m_glArrayPack.clearArrays(); + this.m_rrArrayPack.clearArrays(); + + // indices + /** @type {number} */ var seed; + /** @type {number} */ var indexElementSize; + /** @type {number} */ var indexArraySize; + /** @type {goog.TypedArray} */ var indexArray; + /** @type {goog.TypedArray} */ var indexPointer; + + /** @type {glsDrawTests.AttributeArray}*/ var glArray; + /** @type {glsDrawTests.AttributeArray}*/ var rrArray; + + if (indexed) { + seed = spec.hash(); + indexElementSize = glsDrawTests.DrawTestSpec.indexTypeSize(spec.indexType); + indexArraySize = spec.indexPointerOffset + indexElementSize * elementCount; + indexArray = glsDrawTests.RandomArrayGenerator.generateIndices(seed, elementCount, spec.indexType, spec.indexPointerOffset, indexMin, indexMax); + indexPointer = indexArray.subarray(spec.indexPointerOffset); + + glArray = new glsDrawTests.AttributeArray(spec.indexStorage, this.m_glesContext); + rrArray = new glsDrawTests.AttributeArray(spec.indexStorage, this.m_refContext); + + glArray.data(glsDrawTests.DrawTestSpec.Target.ELEMENT_ARRAY, indexArraySize, indexArray, glsDrawTests.DrawTestSpec.Usage.STATIC_DRAW); + rrArray.data(glsDrawTests.DrawTestSpec.Target.ELEMENT_ARRAY, indexArraySize, indexArray, glsDrawTests.DrawTestSpec.Usage.STATIC_DRAW); + + indexArray = null; + } + + // attributes + for (var attribNdx = 0; attribNdx < spec.attribs.length; attribNdx++) { + /** @type {glsDrawTests.DrawTestSpec.AttributeSpec} */ var attribSpec = spec.attribs[attribNdx]; + var isPositionAttr = (attribNdx == 0) || (attribSpec.additionalPositionAttribute); + + if (attribSpec.useDefaultAttribute) { + seed = 10 * attribSpec.hash() + 100 * spec.hash() + attribNdx; + /** @type {Array<number>} */ var attribValue = glsDrawTests.RandomArrayGenerator.generateAttributeValue(seed, attribSpec.inputType); + + // changed USER for BUFFER in JS version + this.m_glArrayPack.newArray(glsDrawTests.DrawTestSpec.Storage.BUFFER); + this.m_rrArrayPack.newArray(glsDrawTests.DrawTestSpec.Storage.BUFFER); + + this.m_glArrayPack.getArray(attribNdx).setupArray(false, 0, attribSpec.componentCount, attribSpec.inputType, attribSpec.outputType, false, 0, 0, attribValue, isPositionAttr); + this.m_rrArrayPack.getArray(attribNdx).setupArray(false, 0, attribSpec.componentCount, attribSpec.inputType, attribSpec.outputType, false, 0, 0, attribValue, isPositionAttr); + } else { + seed = attribSpec.hash() + 100 * spec.hash() + attribNdx; + /** @type {number} */ var elementSize = attribSpec.componentCount * glsDrawTests.DrawTestSpec.inputTypeSize(attribSpec.inputType); + /** @type {number} */ var stride = (attribSpec.stride == 0) ? (elementSize) : (attribSpec.stride); + /** @type {number} */ var evaluatedElementCount = (instanced && attribSpec.instanceDivisor > 0) ? (spec.instanceCount / attribSpec.instanceDivisor + 1) : (elementCount); + /** @type {number} */ var referencedElementCount = (ranged) ? (Math.max(evaluatedElementCount, spec.indexMax + 1)) : (evaluatedElementCount); + /** @type {number} */ var bufferSize = attribSpec.offset + stride * (referencedElementCount - 1) + elementSize; + /** @type {goog.TypedArray} */ var data = glsDrawTests.RandomArrayGenerator.createArray( + seed, + referencedElementCount, + attribSpec.componentCount, + attribSpec.offset, + stride, + attribSpec.inputType, + indexed ? 0 : spec.first, + spec.primitive, + indexed ? indexPointer : null, + indexElementSize + ); + + this.m_glArrayPack.newArray(attribSpec.storage); + this.m_rrArrayPack.newArray(attribSpec.storage); + + this.m_glArrayPack.getArray(attribNdx).data(glsDrawTests.DrawTestSpec.Target.ARRAY, bufferSize, data, attribSpec.usage); + this.m_rrArrayPack.getArray(attribNdx).data(glsDrawTests.DrawTestSpec.Target.ARRAY, bufferSize, data, attribSpec.usage); + + this.m_glArrayPack.getArray(attribNdx).setupArray(true, attribSpec.offset, attribSpec.componentCount, attribSpec.inputType, attribSpec.outputType, attribSpec.normalize, attribSpec.stride, attribSpec.instanceDivisor, nullAttribValue, isPositionAttr); + this.m_rrArrayPack.getArray(attribNdx).setupArray(true, attribSpec.offset, attribSpec.componentCount, attribSpec.inputType, attribSpec.outputType, attribSpec.normalize, attribSpec.stride, attribSpec.instanceDivisor, nullAttribValue, isPositionAttr); + + data = null; + } + } + + // Shader program + if (updateProgram) { + this.m_glArrayPack.updateProgram(); + this.m_rrArrayPack.updateProgram(); + } + + /** @type {glsDrawTests.DrawTestSpec.CompatibilityTestType} */ var ctype; + + // Draw + try { + // indices + if (indexed) { + this.m_glArrayPack.render(spec.primitive, spec.drawMethod, 0, primitiveElementCount, spec.indexType, spec.indexPointerOffset, spec.indexMin, spec.indexMax, spec.instanceCount, coordScale, colorScale, glArray); + this.m_rrArrayPack.render(spec.primitive, spec.drawMethod, 0, primitiveElementCount, spec.indexType, spec.indexPointerOffset, spec.indexMin, spec.indexMax, spec.instanceCount, coordScale, colorScale, rrArray); + } else { + this.m_glArrayPack.render(spec.primitive, spec.drawMethod, spec.first, primitiveElementCount, null, 0, 0, 0, spec.instanceCount, coordScale, colorScale, null); + this.m_rrArrayPack.render(spec.primitive, spec.drawMethod, spec.first, primitiveElementCount, null, 0, 0, 0, spec.instanceCount, coordScale, colorScale, null); + } + } catch (err) { + if (err instanceof wtu.GLErrorException) { + // GL Errors are ok if the mode is not properly aligned + ctype = spec.isCompatibilityTest(); + + bufferedLogToConsole('Got error: ' + err.message); + + if (ctype == glsDrawTests.DrawTestSpec.CompatibilityTestType.UNALIGNED_OFFSET) + checkMessage(false, 'Failed to draw with unaligned buffers.'); + else if (ctype == glsDrawTests.DrawTestSpec.CompatibilityTestType.UNALIGNED_STRIDE) + checkMessage(false, 'Failed to draw with unaligned stride.'); + else + throw err; + } + } + } else if (compareStep) { + if (!this.compare(spec.primitive)) { + ctype = spec.isCompatibilityTest(); + + if (ctype == glsDrawTests.DrawTestSpec.CompatibilityTestType.UNALIGNED_OFFSET) + checkMessage(false, 'Failed to draw with unaligned buffers.'); + else if (ctype == glsDrawTests.DrawTestSpec.CompatibilityTestType.UNALIGNED_STRIDE) + checkMessage(false, 'Failed to draw with unaligned stride.'); + else + testFailedOptions('Image comparison failed.', false); + return iterateResult; + } + } else { + testFailedOptions('Image comparison failed.', false); + return tcuTestCase.IterateResult.STOP; + } + + if (iterateResult == tcuTestCase.IterateResult.STOP) + testPassed(''); + + return iterateResult; + }; + + /** + * @enum {number} PrimitiveClass + */ + glsDrawTests.PrimitiveClass = { + POINT: 0, + LINE: 1, + TRIANGLE: 2 + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.Primitive} primitiveType + * @return {glsDrawTests.PrimitiveClass} + */ + glsDrawTests.getDrawPrimitiveClass = function(primitiveType) { + switch (primitiveType) { + case glsDrawTests.DrawTestSpec.Primitive.POINTS: + return glsDrawTests.PrimitiveClass.POINT; + + case glsDrawTests.DrawTestSpec.Primitive.LINES: + case glsDrawTests.DrawTestSpec.Primitive.LINE_STRIP: + case glsDrawTests.DrawTestSpec.Primitive.LINE_LOOP: + return glsDrawTests.PrimitiveClass.LINE; + + case glsDrawTests.DrawTestSpec.Primitive.TRIANGLES: + case glsDrawTests.DrawTestSpec.Primitive.TRIANGLE_FAN: + case glsDrawTests.DrawTestSpec.Primitive.TRIANGLE_STRIP: + return glsDrawTests.PrimitiveClass.TRIANGLE; + + default: + throw new Error('Invalid primitive type'); + } + }; + + /** + * @param {number} c1 + * @param {number} c2 + * @param {Array<number>} threshold + * @return {boolean} + */ + glsDrawTests.compareUintRGB8 = function(c1, c2, threshold) { + return (Math.abs(((c1 >> 16) & 0xff) - ((c2 >> 16) & 0xff)) <= threshold[0] && // Red + Math.abs(((c1 >> 8) & 0xff) - ((c2 >> 8) & 0xff)) <= threshold[1] && // Green + Math.abs((c1 & 0xff) - (c2 & 0xff)) <= threshold[2]); // Blue + }; + + /** + * @param {number} c1 + * @param {number} c2 + * @param {number} c3 + * @param {number} renderTargetDifference + * @return {boolean} + */ + glsDrawTests.isEdgeTripletComponent = function(c1, c2, c3, renderTargetDifference) { + /** @type {number} */ var roundingDifference = 2 * renderTargetDifference; // src and dst pixels rounded to different directions + /** @type {number} */ var d1 = c2 - c1; + /** @type {number} */ var d2 = c3 - c2; + /** @type {number} */ var rampDiff = Math.abs(d2 - d1); + + return rampDiff > roundingDifference; + }; + + /** + * @param {tcuRGBA.RGBA} c1 + * @param {tcuRGBA.RGBA} c2 + * @param {tcuRGBA.RGBA} c3 + * @param {Array<number>} renderTargetThreshold + * @return {boolean} + */ + glsDrawTests.isEdgeTriplet = function(c1, c2, c3, renderTargetThreshold) { + // black (background color) and non-black is always an edge + /** @type {boolean} */ var b1 = c1 == 0x000000; + /** @type {boolean} */ var b2 = c2 == 0x000000; + /** @type {boolean} */ var b3 = c3 == 0x000000; + + // both pixels with coverage and pixels without coverage + if ((b1 && b2 && b3) == false && (b1 || b2 || b3) == true) + return true; + // all black + if (b1 && b2 && b3) + return false; + // all with coverage + assertMsgOptions(!b1 && !b2 && !b3, 'All colors with coverage', false, true); + + // Color is always linearly interpolated => component values change nearly linearly + // in any constant direction on triangle hull. (df/dx ~= C). + + // Edge detection (this function) is run against the reference image + // => no dithering to worry about + + return glsDrawTests.isEdgeTripletComponent((c1 >> 16) && 0xff, (c2 >> 16) && 0xff, (c3 >> 16) && 0xff, renderTargetThreshold[0]) || + glsDrawTests.isEdgeTripletComponent((c1 >> 8) && 0xff, (c2 >> 8) && 0xff, (c3 >> 8) && 0xff, renderTargetThreshold[1]) || + glsDrawTests.isEdgeTripletComponent(c1 && 0xff, c2 && 0xff, c3 && 0xff, renderTargetThreshold[2]); + }; + + /** + * @param {number} x + * @param {number} y + * @param {tcuSurface.Surface} ref + * @param {Array<number>} renderTargetThreshold + * @return {boolean} + */ + glsDrawTests.pixelNearEdge = function(x, y, ref, renderTargetThreshold) { + // should not be called for edge pixels + assertMsgOptions(x >= 1 && x <= ref.getWidth() - 2, 'The pixel was on the edge', false, true); + assertMsgOptions(y >= 1 && y <= ref.getHeight() - 2, 'The pixel was on the edge', false, true); + + // horizontal + + /** @type {number} */ var c1; + /** @type {number} */ var c2; + /** @type {number} */ var c3; + + for (var dy = -1; dy < 2; ++dy) { + c1 = ref.getPixelUintRGB8(x - 1, y + dy); + c2 = ref.getPixelUintRGB8(x, y + dy); + c3 = ref.getPixelUintRGB8(x + 1, y + dy); + if (glsDrawTests.isEdgeTriplet(c1, c2, c3, renderTargetThreshold)) + return true; + } + + // vertical + + for (var dx = -1; dx < 2; ++dx) { + c1 = ref.getPixelUintRGB8(x + dx, y - 1); + c2 = ref.getPixelUintRGB8(x + dx, y); + c3 = ref.getPixelUintRGB8(x + dx, y + 1); + if (glsDrawTests.isEdgeTriplet(c1, c2, c3, renderTargetThreshold)) + return true; + } + + return false; + }; + + /** + * @param {number} c + * @return {number} + */ + glsDrawTests.getVisualizationGrayscaleColorUintRGB8 = function(c) { + // make triangle coverage and error pixels obvious by converting coverage to grayscale + if (c == 0x000000) + return 0; + else + return 50 + Math.floor((((c >> 16) & 0xff) + ((c >> 8) & 0xff) + (c & 0xff)) / 8); + }; + + /** + * @param {number} x + * @param {number} y + * @param {tcuSurface.Surface} target + * @return {boolean} + */ + glsDrawTests.pixelNearLineIntersection = function(x, y, target) { + // should not be called for edge pixels + assertMsgOptions(x >= 1 && x <= target.getWidth() - 2, 'Pixel is in the edge', false, true); + assertMsgOptions(y >= 1 && y <= target.getHeight() - 2, 'Pixel is in the edge', false, true); + + var coveredPixels = 0; + + for (var dy = -1; dy < 2; dy++) + for (var dx = -1; dx < 2; dx++) { + var targetCoverage = target.getPixelUintRGB8(x + dx, y + dy); + if (targetCoverage) { + ++coveredPixels; + + // A single thin line cannot have more than 3 covered pixels in a 3x3 area + if (coveredPixels >= 4) + return true; + } + } + + return false; + }; + + // search 3x3 are for matching color + /** + * @param {tcuSurface.Surface} target + * @param {number} x + * @param {number} y + * @param {tcuRGBA.RGBA} color + * @param {Array<number>} compareThreshold + * @return {boolean} + */ + glsDrawTests.pixelNeighborhoodContainsColor = function(target, x, y, color, compareThreshold) { + // should not be called for edge pixels + assertMsgOptions(x >= 1 && x <= target.getWidth() - 2, 'Pixel is in the edge', false, true); + assertMsgOptions(y >= 1 && y <= target.getHeight() - 2, 'Pixel is in the edge', false, true); + + for (var dy = -1; dy < 2; dy++) + for (var dx = -1; dx < 2; dx++) { + if (glsDrawTests.compareUintRGB8(color, target.getPixelUintRGB8(x + dx, y + dy), compareThreshold)) + return true; + } + + return false; + }; + + // search 3x3 are for matching coverage (coverage == (color != background color)) + /** + * @param {tcuSurface.Surface} target + * @param {number} x + * @param {number} y + * @param {boolean} coverage + * @return {boolean} + */ + glsDrawTests.pixelNeighborhoodContainsCoverage = function(target, x, y, coverage) { + // should not be called for edge pixels + assertMsgOptions(x >= 1 && x <= target.getWidth() - 2, 'Pixel is in the edge', false, true); + assertMsgOptions(y >= 1 && y <= target.getHeight() - 2, 'Pixel is in the edge', false, true); + + for (var dy = -1; dy < 2; dy++) + for (var dx = -1; dx < 2; dx++) { + var targetCmpCoverage = target.getPixelUintRGB8(x + dx, y + dy) != 0x000000; // Pixel is not black + if (targetCmpCoverage == coverage) + return true; + } + + return false; + }; + + /** + * @param {string} imageSetName + * @param {string} imageSetDesc + * @param {tcuSurface.Surface} reference + * @param {tcuSurface.Surface} result + * @param {Array<number>} compareThreshold + * @param {Array<number>} renderTargetThreshold + * @param {number} maxAllowedInvalidPixels + * @return {boolean} + */ + glsDrawTests.edgeRelaxedImageCompare = function(imageSetName, imageSetDesc, reference, result, compareThreshold, renderTargetThreshold, maxAllowedInvalidPixels) { + assertMsgOptions(result.getWidth() == reference.getWidth() && result.getHeight() == reference.getHeight(), 'Reference and result images have different dimensions', false, true); + + /** @type {Array<number>} */ var green = [0, 255, 0, 255]; + /** @type {Array<number>} */ var errorColor = [255, 0, 0, 255]; + /** @type {number} */ var width = reference.getWidth(); + /** @type {number} */ var height = reference.getHeight(); + /** @type {tcuSurface.Surface} */ var errorMask = new tcuSurface.Surface(width, height); + /** @type {number} */ var numFailingPixels = 0; + + // clear errormask edges which would otherwise be transparent + + tcuTextureUtil.getSubregion(errorMask.getAccess(), 0, 0, 0, width, 1, 1).clear(green); + tcuTextureUtil.getSubregion(errorMask.getAccess(), 0, height - 1, 0, width, 1, 1).clear(green); + tcuTextureUtil.getSubregion(errorMask.getAccess(), 0, 0, 0, 1, height, 1).clear(green); + tcuTextureUtil.getSubregion(errorMask.getAccess(), width - 1, 0, 0, 1, height, 1).clear(green); + + // skip edge pixels since coverage on edge cannot be verified + + for (var y = 1; y < height - 1; ++y) + for (var x = 1; x < width - 1; ++x) { + /** @type {number} */ var refPixel = reference.getPixelUintRGB8(x, y); + /** @type {number} */ var screenPixel = result.getPixelUintRGB8(x, y); + /** @type {boolean} */ var isOkReferencePixel = glsDrawTests.pixelNeighborhoodContainsColor(result, x, y, refPixel, compareThreshold); // screen image has a matching pixel nearby (~= If something is drawn on reference, it must be drawn to screen too.) + /** @type {boolean} */ var isOkScreenPixel = glsDrawTests.pixelNeighborhoodContainsColor(reference, x, y, screenPixel, compareThreshold); // reference image has a matching pixel nearby (~= If something is drawn on screen, it must be drawn to reference too.) + + if (isOkScreenPixel && isOkReferencePixel) { + // pixel valid, write greenish pixels to make the result image easier to read + /** @type {number} */ var grayscaleValue = glsDrawTests.getVisualizationGrayscaleColorUintRGB8(screenPixel); + errorMask.getAccess().setPixel([grayscaleValue / 255, 1, grayscaleValue / 255, 1], x, y); + } else if (!glsDrawTests.pixelNearEdge(x, y, reference, renderTargetThreshold)) { + // non-edge pixel values must be within threshold of the reference values + errorMask.getAccess().setPixel(deMath.scale(errorColor, 1 / 255), x, y); + ++numFailingPixels; + } else { + // we are on/near an edge, verify only coverage (coverage == not background colored) + /** @type {boolean} */ var referenceCoverage = refPixel != 0x000000; // Not black + /** @type {boolean} */ var screenCoverage = screenPixel != 0x000000; // Not black + /** @type {boolean} */ var isOkReferenceCoverage = glsDrawTests.pixelNeighborhoodContainsCoverage(result, x, y, referenceCoverage); // Check reference pixel against screen pixel + /** @type {boolean} */ var isOkScreenCoverage = glsDrawTests.pixelNeighborhoodContainsCoverage(reference, x, y, screenCoverage); // Check screen pixels against reference pixel + + if (isOkScreenCoverage && isOkReferenceCoverage) { + // pixel valid, write greenish pixels to make the result image easier to read + var grayscaleValue = glsDrawTests.getVisualizationGrayscaleColorUintRGB8(screenPixel); + errorMask.getAccess().setPixel([grayscaleValue / 255, 1, grayscaleValue / 255, 1], x, y); + } else { + // coverage does not match + errorMask.getAccess().setPixel(deMath.scale(errorColor, 1 / 255), x, y); + ++numFailingPixels; + } + } + } + + bufferedLogToConsole( + 'Comparing images:</br>' + + '<span> </span>allowed deviation in pixel positions = 1</br>' + + '<span> </span>number of allowed invalid pixels = ' + maxAllowedInvalidPixels + '</br>' + + '<span> </span>number of invalid pixels = ' + numFailingPixels + ); + + if (numFailingPixels > maxAllowedInvalidPixels) { + debug('Image comparison failed. Color threshold = (' + compareThreshold[0] + ', ' + compareThreshold[1] + ', ' + compareThreshold[2] + ')'); + tcuImageCompare.displayImages(result.getAccess(), reference.getAccess(), errorMask.getAccess()); + + return false; + } else { + return true; + } + }; + + /** + * @param {string} imageSetName + * @param {string} imageSetDesc + * @param {tcuSurface.Surface} reference + * @param {tcuSurface.Surface} result + * @param {Array<number>} compareThreshold + * @param {number} maxAllowedInvalidPixels + * @return {boolean} + */ + glsDrawTests.intersectionRelaxedLineImageCompare = function(imageSetName, imageSetDesc, reference, result, compareThreshold, maxAllowedInvalidPixels) { + assertMsgOptions(result.getWidth() == reference.getWidth() && result.getHeight() == reference.getHeight(), 'Reference and result images have different dimensions', false, true); + + /** @type {Array<number>} */ var green = [0, 255, 0, 255]; + /** @type {Array<number>} */ var errorColor = [255, 0, 0, 255]; + var width = reference.getWidth(); + var height = reference.getHeight(); + /** @type {tcuSurface.Surface} */ var errorMask = new tcuSurface.Surface(width, height); + /** @type {number} */ var numFailingPixels = 0; + + // clear errormask edges which would otherwise be transparent + + tcuTextureUtil.getSubregion(errorMask.getAccess(), 0, 0, 0, width, 1, 1).clear(green); + tcuTextureUtil.getSubregion(errorMask.getAccess(), 0, height - 1, 0, width, 1, 1).clear(green); + tcuTextureUtil.getSubregion(errorMask.getAccess(), 0, 0, 0, 1, height, 1).clear(green); + tcuTextureUtil.getSubregion(errorMask.getAccess(), width - 1, 0, 0, 1, height, 1).clear(green); + + // skip edge pixels since coverage on edge cannot be verified + + for (var y = 1; y < height - 1; ++y) + for (var x = 1; x < width - 1; ++x) { + /** @type {number} */ var refPixel = reference.getPixelUintRGB8(x, y); + /** @type {number} */ var screenPixel = result.getPixelUintRGB8(x, y); + /** @type {boolean} */ var isOkScreenPixel = glsDrawTests.pixelNeighborhoodContainsColor(reference, x, y, screenPixel, compareThreshold); // reference image has a matching pixel nearby (~= If something is drawn on screen, it must be drawn to reference too.) + /** @type {boolean} */ var isOkReferencePixel = glsDrawTests.pixelNeighborhoodContainsColor(result, x, y, refPixel, compareThreshold); // screen image has a matching pixel nearby (~= If something is drawn on reference, it must be drawn to screen too.) + + /** @type {number} */ var grayscaleValue; + + if (isOkScreenPixel && isOkReferencePixel) { + // pixel valid, write greenish pixels to make the result image easier to read + grayscaleValue = glsDrawTests.getVisualizationGrayscaleColorUintRGB8(screenPixel); + errorMask.getAccess().setPixel([grayscaleValue / 255, 1, grayscaleValue / 255, 1], x, y); + } else if (!glsDrawTests.pixelNearLineIntersection(x, y, reference) && + !glsDrawTests.pixelNearLineIntersection(x, y, result)) { + // non-intersection pixel values must be within threshold of the reference values + errorMask.getAccess().setPixel(deMath.scale(errorColor, 1 / 255), x, y); + ++numFailingPixels; + } else { + // pixel is near a line intersection + // we are on/near an edge, verify only coverage (coverage == not background colored) + /** @type {boolean} */ var referenceCoverage = refPixel != 0x000000; // Not Black + /** @type {boolean} */ var screenCoverage = screenPixel != 0x000000; // Not Black + /** @type {boolean} */ var isOkScreenCoverage = glsDrawTests.pixelNeighborhoodContainsCoverage(reference, x, y, screenCoverage); // Check screen pixels against reference pixel + /** @type {boolean} */ var isOkReferenceCoverage = glsDrawTests.pixelNeighborhoodContainsCoverage(result, x, y, referenceCoverage); // Check reference pixel against screen pixel + + if (isOkScreenCoverage && isOkReferenceCoverage) { + // pixel valid, write greenish pixels to make the result image easier to read + grayscaleValue = glsDrawTests.getVisualizationGrayscaleColorUintRGB8(screenPixel); + errorMask.getAccess().setPixel([grayscaleValue / 255, 1, grayscaleValue / 255, 1], x, y); + } else { + // coverage does not match + errorMask.getAccess().setPixel(deMath.scale(errorColor, 1 / 255), x, y); + ++numFailingPixels; + } + } + } + + bufferedLogToConsole( + 'Comparing images:</br>' + + '<span> </span>allowed deviation in pixel positions = 1</br>' + + '<span> </span>number of allowed invalid pixels = ' + maxAllowedInvalidPixels + '</br>' + + '<span> </span>number of invalid pixels = ' + numFailingPixels + ); + + if (numFailingPixels > maxAllowedInvalidPixels) { + debug('Image comparison failed. Color threshold = (' + compareThreshold[0] + ', ' + compareThreshold[1] + ', ' + compareThreshold[2] + ')'); + tcuImageCompare.displayImages(result.getAccess(), reference.getAccess(), errorMask.getAccess()); + + return false; + } else { + return true; + } + }; + + /** + * @param {?glsDrawTests.DrawTestSpec.Primitive} primitiveType + * @return {boolean} + */ + glsDrawTests.DrawTest.prototype.compare = function(primitiveType) { + /** @type {tcuSurface.Surface} */ var ref = this.m_rrArrayPack.getSurface(); + /** @type {tcuSurface.Surface} */ var screen = this.m_glArrayPack.getSurface(); + + if (/** @type {number} */ (gl.getParameter(gl.SAMPLES)) > 1) { + // \todo [mika] Improve compare when using multisampling + bufferedLogToConsole('Warning: Comparision of result from multisample render targets are not as strict as without multisampling. Might produce false positives!'); + return tcuImageCompare.fuzzyCompare('Compare Results', 'Compare Results', ref.getAccess(), screen.getAccess(), 0.3, tcuImageCompare.CompareLogMode.RESULT); + } else { + /** @type {glsDrawTests.PrimitiveClass} */ var primitiveClass = glsDrawTests.getDrawPrimitiveClass(primitiveType); + + switch (primitiveClass) { + case glsDrawTests.PrimitiveClass.POINT: { + // Point are extremely unlikely to have overlapping regions, don't allow any no extra / missing pixels + /**@type {number} */ var maxAllowedInvalidPixelsWithPoints = 0; + return tcuImageCompare.intThresholdPositionDeviationErrorThresholdCompare( + 'CompareResult', + 'Result of rendering', + ref.getAccess(), + screen.getAccess(), + [this.m_maxDiffRed, this.m_maxDiffGreen, this.m_maxDiffBlue, 256], + [1, 1, 0], //!< 3x3 search kernel + true, //!< relax comparison on the image boundary + maxAllowedInvalidPixelsWithPoints //!< error threshold + ); + } + + case glsDrawTests.PrimitiveClass.LINE: { + // Lines can potentially have a large number of overlapping pixels. Pixel comparison may potentially produce + // false negatives in such pixels if for example the pixel in question is overdrawn by another line in the + // reference image but not in the resultin image. Relax comparison near line intersection points (areas) and + // compare only coverage, not color, in such pixels + /**@type {number} */ var maxAllowedInvalidPixelsWithLines = 15; // line are allowed to have a few bad pixels + return glsDrawTests.intersectionRelaxedLineImageCompare( + 'CompareResult', + 'Result of rendering', + ref, + screen, + [this.m_maxDiffRed, this.m_maxDiffGreen, this.m_maxDiffBlue], + maxAllowedInvalidPixelsWithLines + ); + } + + case glsDrawTests.PrimitiveClass.TRIANGLE: { + // Triangles are likely to partially or fully overlap. Pixel difference comparison is fragile in pixels + // where there could be potential overlapping since the pixels might be covered by one triangle in the + // reference image and by the other in the result image. Relax comparsion near primitive edges and + // compare only coverage, not color, in such pixels. + /** @type {number} */ var maxAllowedInvalidPixelsWithTriangles = 10; + + /* TODO: Implement + var renderTargetThreshold = //TODO: get color threshold from the pixel format --> m_renderCtx.getRenderTarget().getPixelFormat().getColorThreshold().toIVec().xyz(); + */ + + /** @type {Array<number>} */ var renderTargetThreshold = [3, 3, 3, 3]; + + return glsDrawTests.edgeRelaxedImageCompare( + 'CompareResult', + 'Result of rendering', + ref, + screen, + [this.m_maxDiffRed, this.m_maxDiffGreen, this.m_maxDiffBlue], + renderTargetThreshold, + maxAllowedInvalidPixelsWithTriangles + ); + } + + default: + throw new Error('Invalid primitive class'); + } + } + }; + + /** + * @param {glsDrawTests.DrawTestSpec} spec + * @return {number} + */ + glsDrawTests.DrawTest.prototype.getCoordScale = function(spec) { + var maxValue = 1.0; + + for (var arrayNdx = 0; arrayNdx < spec.attribs.length; arrayNdx++) { + /** @type {glsDrawTests.DrawTestSpec.AttributeSpec} */ var attribSpec = spec.attribs[arrayNdx]; + /** @type {boolean} */ var isPositionAttr = (arrayNdx == 0) || (attribSpec.additionalPositionAttribute); + /** @type {number} */ var attrMaxValue = 0; + + if (!isPositionAttr) + continue; + + if (attribSpec.inputType == glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT_2_10_10_10) { + if (attribSpec.normalize) + attrMaxValue += 1.0; + else + attrMaxValue += 1024.0; + } else if (attribSpec.inputType == glsDrawTests.DrawTestSpec.InputType.INT_2_10_10_10) { + if (attribSpec.normalize) + attrMaxValue += 1.0; + else + attrMaxValue += 512.0; + } else { + var max = glsDrawTests.GLValue.getMaxValue(attribSpec.inputType).getValue(); + + attrMaxValue += (attribSpec.normalize && !glsDrawTests.inputTypeIsFloatType(attribSpec.inputType)) ? (1.0) : (max * 1.1); + } + + if (attribSpec.outputType == glsDrawTests.DrawTestSpec.OutputType.VEC3 || attribSpec.outputType == glsDrawTests.DrawTestSpec.OutputType.VEC4 || + attribSpec.outputType == glsDrawTests.DrawTestSpec.OutputType.IVEC3 || attribSpec.outputType == glsDrawTests.DrawTestSpec.OutputType.IVEC4 || + attribSpec.outputType == glsDrawTests.DrawTestSpec.OutputType.UVEC3 || attribSpec.outputType == glsDrawTests.DrawTestSpec.OutputType.UVEC4) + attrMaxValue *= 2; + + maxValue += attrMaxValue; + } + + return 1.0 / maxValue; + }; + + /** + * @param {glsDrawTests.DrawTestSpec} spec + * @return {number} + */ + glsDrawTests.DrawTest.prototype.getColorScale = function(spec) { + var colorScale = 1.0; + + for (var arrayNdx = 1; arrayNdx < spec.attribs.length; arrayNdx++) { + /** @type {glsDrawTests.DrawTestSpec.AttributeSpec} */ var attribSpec = spec.attribs[arrayNdx]; + /** @type {boolean} */ var isPositionAttr = (arrayNdx == 0) || (attribSpec.additionalPositionAttribute); + + if (isPositionAttr) + continue; + + if (attribSpec.inputType == glsDrawTests.DrawTestSpec.InputType.UNSIGNED_INT_2_10_10_10) { + if (!attribSpec.normalize) + colorScale *= 1.0 / 1024.0; + } else if (attribSpec.inputType == glsDrawTests.DrawTestSpec.InputType.INT_2_10_10_10) { + if (!attribSpec.normalize) + colorScale *= 1.0 / 512.0; + } else { + var max = glsDrawTests.GLValue.getMaxValue(attribSpec.inputType).toFloat(); + + colorScale *= (attribSpec.normalize && !glsDrawTests.inputTypeIsFloatType(attribSpec.inputType) ? 1.0 : (1.0 / max)); + if (attribSpec.outputType == glsDrawTests.DrawTestSpec.OutputType.VEC4 || + attribSpec.outputType == glsDrawTests.DrawTestSpec.OutputType.UVEC4 || + attribSpec.outputType == glsDrawTests.DrawTestSpec.OutputType.IVEC4) + colorScale *= (attribSpec.normalize && !glsDrawTests.inputTypeIsFloatType(attribSpec.inputType) ? 1.0 : 1.0 / max); + } + } + + return colorScale; + }; +}); |