/*------------------------------------------------------------------------- * drawElements Quality Program OpenGL ES Utilities * ------------------------------------------------ * * Copyright 2014 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * */ 'use strict'; goog.provide('functional.gles3.es3fInstancedRenderingTests'); goog.require('framework.common.tcuImageCompare'); goog.require('framework.common.tcuSurface'); goog.require('framework.common.tcuTestCase'); goog.require('framework.delibs.debase.deMath'); goog.require('framework.delibs.debase.deRandom'); goog.require('framework.delibs.debase.deString'); goog.require('framework.opengl.gluShaderProgram'); goog.require('framework.opengl.gluShaderUtil'); goog.require('framework.opengl.gluTextureUtil'); goog.scope(function() { var es3fInstancedRenderingTests = functional.gles3.es3fInstancedRenderingTests; var gluShaderUtil = framework.opengl.gluShaderUtil; var gluShaderProgram = framework.opengl.gluShaderProgram; var tcuTestCase = framework.common.tcuTestCase; var tcuSurface = framework.common.tcuSurface; var deString = framework.delibs.debase.deString; var deRandom = framework.delibs.debase.deRandom; var tcuImageCompare = framework.common.tcuImageCompare; var gluTextureUtil = framework.opengl.gluTextureUtil; var deMath = framework.delibs.debase.deMath; /** @type {?WebGL2RenderingContext} */ var gl; /** @const @type {number} */ es3fInstancedRenderingTests.MAX_RENDER_WIDTH = 128; /** @const @type {number} */ es3fInstancedRenderingTests.MAX_RENDER_HEIGHT = 128; /** @const @type {number} */ es3fInstancedRenderingTests.QUAD_GRID_SIZE = 127; // Attribute divisors for the attributes defining the color's RGB components. /** @const @type {number} */es3fInstancedRenderingTests.ATTRIB_DIVISOR_R = 3; /** @const @type {number} */es3fInstancedRenderingTests.ATTRIB_DIVISOR_G = 2; /** @const @type {number} */es3fInstancedRenderingTests.ATTRIB_DIVISOR_B = 1; /** @const @type {number} */es3fInstancedRenderingTests.OFFSET_COMPONENTS = 3; // \note Affects whether a float or a vecN is used in shader, but only first component is non-zero. // Scale and bias values when converting float to integer, when attribute is of integer type. /** @const @type {number} */es3fInstancedRenderingTests.FLOAT_INT_SCALE = 100.0; /** @const @type {number} */es3fInstancedRenderingTests.FLOAT_INT_BIAS = -50.0; /** @const @type {number} */es3fInstancedRenderingTests.FLOAT_UINT_SCALE = 100.0; /** @const @type {number} */es3fInstancedRenderingTests.FLOAT_UINT_BIAS = 0.0; var DE_ASSERT = function(expression) { if (!expression) throw new Error('Assert failed'); }; es3fInstancedRenderingTests.TCU_FAIL = function(message) { throw new Error(message); }; // es3fInstancedRenderingTests.InstancedRenderingCase /** * es3fInstancedRenderingTests.DrawFunction * @enum {number} */ es3fInstancedRenderingTests.DrawFunction = { FUNCTION_DRAW_ARRAYS_INSTANCED: 0, FUNCTION_DRAW_ELEMENTS_INSTANCED: 1 }; /** * es3fInstancedRenderingTests.InstancingType * @enum {number} */ es3fInstancedRenderingTests.InstancingType = { TYPE_INSTANCE_ID: 0, TYPE_ATTRIB_DIVISOR: 1, TYPE_MIXED: 2 }; /** * es3fInstancedRenderingTests.InstancedRenderingCase class, inherits from TestCase class * @constructor * @extends {tcuTestCase.DeqpTest} * @param {string} name * @param {string} description * @param {es3fInstancedRenderingTests.DrawFunction} drawFunction * @param {es3fInstancedRenderingTests.InstancingType} instancingType * @param {gluShaderUtil.DataType} rgbAttrType * @param {number} numInstances */ es3fInstancedRenderingTests.InstancedRenderingCase = function(name, description, drawFunction, instancingType, rgbAttrType, numInstances) { tcuTestCase.DeqpTest.call(this, name, description); /** @type {es3fInstancedRenderingTests.DrawFunction} */ this.m_function = drawFunction; /** @type {es3fInstancedRenderingTests.InstancingType} */ this.m_instancingType = instancingType; /** @type {gluShaderUtil.DataType} */ this.m_rgbAttrType = rgbAttrType; /** @type {number} */ this.m_numInstances = numInstances; /** @type {gluShaderProgram.ShaderProgram} */ this.m_program = null; /** @type {Array} */ this.m_gridVertexPositions = []; /** @type {Array} */ this.m_gridIndices = []; /** @type {Array} */ this.m_instanceOffsets = []; /** @type {Array} */ this.m_instanceColorR = []; /** @type {Array} */ this.m_instanceColorG = []; /** @type {Array} */ this.m_instanceColorB = []; }; es3fInstancedRenderingTests.InstancedRenderingCase.prototype = Object.create(tcuTestCase.DeqpTest.prototype); es3fInstancedRenderingTests.InstancedRenderingCase.prototype.constructor = es3fInstancedRenderingTests.InstancedRenderingCase; /** * Helper function that does biasing and scaling when converting float to integer. * @param {Array} vec * @param {number} val */ es3fInstancedRenderingTests.InstancedRenderingCase.prototype.pushVarCompAttrib = function(vec, val) { var isFloatCase = gluShaderUtil.isDataTypeFloatOrVec(this.m_rgbAttrType); var isIntCase = gluShaderUtil.isDataTypeIntOrIVec(this.m_rgbAttrType); var isUintCase = gluShaderUtil.isDataTypeUintOrUVec(this.m_rgbAttrType); var isMatCase = gluShaderUtil.isDataTypeMatrix(this.m_rgbAttrType); if (isFloatCase || isMatCase) vec.push(val); else if (isIntCase) vec.push(val * es3fInstancedRenderingTests.FLOAT_INT_SCALE + es3fInstancedRenderingTests.FLOAT_INT_BIAS); else if (isUintCase) vec.push(val * es3fInstancedRenderingTests.FLOAT_UINT_SCALE + es3fInstancedRenderingTests.FLOAT_UINT_BIAS); else throw new Error('Invalid attribute type.'); }; es3fInstancedRenderingTests.InstancedRenderingCase.prototype.init = function() { // Clear errors from previous tests gl.getError(); /** @type {boolean} */ var isFloatCase = gluShaderUtil.isDataTypeFloatOrVec(this.m_rgbAttrType); /** @type {boolean} */ var isIntCase = gluShaderUtil.isDataTypeIntOrIVec(this.m_rgbAttrType); /** @type {boolean} */ var isUintCase = gluShaderUtil.isDataTypeUintOrUVec(this.m_rgbAttrType); /** @type {boolean} */ var isMatCase = gluShaderUtil.isDataTypeMatrix(this.m_rgbAttrType); /** @type {number} */ var typeSize = gluShaderUtil.getDataTypeScalarSize(this.m_rgbAttrType); /** @type {boolean} */ var isScalarCase = typeSize == 1; /** @type {string} */ var swizzleFirst = isScalarCase ? '' : '.x'; /** @type {string} */ var typeName = gluShaderUtil.getDataTypeName(this.m_rgbAttrType); /** @type {string} */ var floatIntScaleStr = '(' + es3fInstancedRenderingTests.FLOAT_INT_SCALE.toFixed(3) + ')'; /** @type {string} */ var floatIntBiasStr = '(' + es3fInstancedRenderingTests.FLOAT_INT_BIAS.toFixed(3) + ')'; /** @type {string} */ var floatUintScaleStr = '(' + es3fInstancedRenderingTests.FLOAT_UINT_SCALE.toFixed(3) + ')'; /** @type {string} */ var floatUintBiasStr = '(' + es3fInstancedRenderingTests.FLOAT_UINT_BIAS.toFixed(3) + ')'; DE_ASSERT(isFloatCase || isIntCase || isUintCase || isMatCase); // Generate shader. // \note For case TYPE_MIXED, vertex position offset and color red component get their values from instance id, while green and blue get their values from instanced attributes. /** @type {string} */ var numInstancesStr = this.m_numInstances.toString() + '.0'; /** @type {string} */ var instanceAttribs = ''; /** @type {string} */ var posExpression = ''; /** @type {string} */ var colorRExpression = ''; /** @type {string} */ var colorGExpression = ''; /** @type {string} */ var colorBExpression = ''; if (this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_INSTANCE_ID || this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_MIXED) { posExpression = 'a_position + vec4(float(gl_InstanceID) * 2.0 / ' + numInstancesStr + ', 0.0, 0.0, 0.0)'; colorRExpression = 'float(gl_InstanceID)/' + numInstancesStr; if (this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_INSTANCE_ID) { colorGExpression = 'float(gl_InstanceID)*2.0/' + numInstancesStr; colorBExpression = '1.0 - float(gl_InstanceID)/' + numInstancesStr; } } if (this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_ATTRIB_DIVISOR || this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_MIXED) { if (this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_ATTRIB_DIVISOR) { posExpression = 'a_position + vec4(a_instanceOffset'; DE_ASSERT(es3fInstancedRenderingTests.OFFSET_COMPONENTS >= 1 && es3fInstancedRenderingTests.OFFSET_COMPONENTS <= 4); for (var i = 0; i < 4 - es3fInstancedRenderingTests.OFFSET_COMPONENTS; i++) posExpression += ', 0.0'; posExpression += ')'; if (isFloatCase) colorRExpression = 'a_instanceR' + swizzleFirst; else if (isIntCase) colorRExpression = '(float(a_instanceR' + swizzleFirst + ') - ' + floatIntBiasStr + ') / ' + floatIntScaleStr; else if (isUintCase) colorRExpression = '(float(a_instanceR' + swizzleFirst + ') - ' + floatUintBiasStr + ') / ' + floatUintScaleStr; else if (isMatCase) colorRExpression = 'a_instanceR[0][0]'; else DE_ASSERT(false); instanceAttribs += 'in highp ' + (es3fInstancedRenderingTests.OFFSET_COMPONENTS == 1 ? 'float' : 'vec' + es3fInstancedRenderingTests.OFFSET_COMPONENTS.toString()) + ' a_instanceOffset;\n'; instanceAttribs += 'in mediump ' + typeName + ' a_instanceR;\n'; } if (isFloatCase) { colorGExpression = 'a_instanceG' + swizzleFirst; colorBExpression = 'a_instanceB' + swizzleFirst; } else if (isIntCase) { colorGExpression = '(float(a_instanceG' + swizzleFirst + ') - ' + floatIntBiasStr + ') / ' + floatIntScaleStr; colorBExpression = '(float(a_instanceB' + swizzleFirst + ') - ' + floatIntBiasStr + ') / ' + floatIntScaleStr; } else if (isUintCase) { colorGExpression = '(float(a_instanceG' + swizzleFirst + ') - ' + floatUintBiasStr + ') / ' + floatUintScaleStr; colorBExpression = '(float(a_instanceB' + swizzleFirst + ') - ' + floatUintBiasStr + ') / ' + floatUintScaleStr; } else if (isMatCase) { colorGExpression = 'a_instanceG[0][0]'; colorBExpression = 'a_instanceB[0][0]'; } else DE_ASSERT(false); instanceAttribs += 'in mediump ' + typeName + ' a_instanceG;\n'; instanceAttribs += 'in mediump ' + typeName + ' a_instanceB;\n'; } DE_ASSERT(!(posExpression.length == 0)); DE_ASSERT(!(colorRExpression.length == 0)); DE_ASSERT(!(colorGExpression.length == 0)); DE_ASSERT(!(colorBExpression.length == 0)); /** @type {string} */ var vertShaderSourceStr = '#version 300 es\n' + 'in highp vec4 a_position;\n' + instanceAttribs + 'out mediump vec4 v_color;\n' + '\n' + 'void main()\n' + ' {\n' + ' gl_Position = ' + posExpression + ';\n' + ' v_color.r = ' + colorRExpression + ';\n' + ' v_color.g = ' + colorGExpression + ';\n' + ' v_color.b = ' + colorBExpression + ';\n' + ' v_color.a = 1.0;\n' + '}\n'; /** @type {string} */ var fragShaderSource = '#version 300 es\n' + 'layout(location = 0) out mediump vec4 o_color;\n' + 'in mediump vec4 v_color;\n' + '\n' + 'void main()\n' + ' {\n' + ' o_color = v_color;\n' + '}\n'; // Create shader program and log it. DE_ASSERT(!this.m_program); this.m_program = new gluShaderProgram.ShaderProgram(gl, gluShaderProgram.makeVtxFragSources(vertShaderSourceStr, fragShaderSource)); //tcu::TestLog& log = this.m_testCtx.getLog(); //log << *m_program; // TODO: bufferedLogToConsole? //bufferedLogToConsole(this.m_program); assertMsgOptions(this.m_program.isOk(), 'Failed to compile shader', false, true); // Vertex shader attributes. if (this.m_function == es3fInstancedRenderingTests.DrawFunction.FUNCTION_DRAW_ELEMENTS_INSTANCED) { // Vertex positions. Positions form a vertical bar of width /. for (var y = 0; y < es3fInstancedRenderingTests.QUAD_GRID_SIZE + 1; y++) for (var x = 0; x < es3fInstancedRenderingTests.QUAD_GRID_SIZE + 1; x++) { /** @type {number} */ var fx = -1.0 + x / es3fInstancedRenderingTests.QUAD_GRID_SIZE * 2.0 / this.m_numInstances; /** @type {number} */ var fy = -1.0 + y / es3fInstancedRenderingTests.QUAD_GRID_SIZE * 2.0; this.m_gridVertexPositions.push(fx); this.m_gridVertexPositions.push(fy); } // Indices. for (var y = 0; y < es3fInstancedRenderingTests.QUAD_GRID_SIZE; y++) for (var x = 0; x < es3fInstancedRenderingTests.QUAD_GRID_SIZE; x++) { /** @type {number} */ var ndx00 = y * (es3fInstancedRenderingTests.QUAD_GRID_SIZE + 1) + x; /** @type {number} */ var ndx10 = y * (es3fInstancedRenderingTests.QUAD_GRID_SIZE + 1) + x + 1; /** @type {number} */ var ndx01 = (y + 1) * (es3fInstancedRenderingTests.QUAD_GRID_SIZE + 1) + x; /** @type {number} */ var ndx11 = (y + 1) * (es3fInstancedRenderingTests.QUAD_GRID_SIZE + 1) + x + 1; // Lower-left triangle of a quad. this.m_gridIndices.push(ndx00); this.m_gridIndices.push(ndx10); this.m_gridIndices.push(ndx01); // Upper-right triangle of a quad. this.m_gridIndices.push(ndx11); this.m_gridIndices.push(ndx01); this.m_gridIndices.push(ndx10); } } else { DE_ASSERT(this.m_function == es3fInstancedRenderingTests.DrawFunction.FUNCTION_DRAW_ARRAYS_INSTANCED); // Vertex positions. Positions form a vertical bar of width /. for (var y = 0; y < es3fInstancedRenderingTests.QUAD_GRID_SIZE; y++) for (var x = 0; x < es3fInstancedRenderingTests.QUAD_GRID_SIZE; x++) { /** @type {number} */ var fx0 = -1.0 + (x + 0) / es3fInstancedRenderingTests.QUAD_GRID_SIZE * 2.0 / this.m_numInstances; /** @type {number} */ var fx1 = -1.0 + (x + 1) / es3fInstancedRenderingTests.QUAD_GRID_SIZE * 2.0 / this.m_numInstances; /** @type {number} */ var fy0 = -1.0 + (y + 0) / es3fInstancedRenderingTests.QUAD_GRID_SIZE * 2.0; /** @type {number} */ var fy1 = -1.0 + (y + 1) / es3fInstancedRenderingTests.QUAD_GRID_SIZE * 2.0; // Vertices of a quad's lower-left triangle: (fx0, fy0), (fx1, fy0) and (fx0, fy1) this.m_gridVertexPositions.push(fx0); this.m_gridVertexPositions.push(fy0); this.m_gridVertexPositions.push(fx1); this.m_gridVertexPositions.push(fy0); this.m_gridVertexPositions.push(fx0); this.m_gridVertexPositions.push(fy1); // Vertices of a quad's upper-right triangle: (fx1, fy1), (fx0, fy1) and (fx1, fy0) this.m_gridVertexPositions.push(fx1); this.m_gridVertexPositions.push(fy1); this.m_gridVertexPositions.push(fx0); this.m_gridVertexPositions.push(fy1); this.m_gridVertexPositions.push(fx1); this.m_gridVertexPositions.push(fy0); } } // Instanced attributes: position offset and color RGB components. if (this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_ATTRIB_DIVISOR || this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_MIXED) { if (this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_ATTRIB_DIVISOR) { // Offsets are such that the vertical bars are drawn next to each other. for (var i = 0; i < this.m_numInstances; i++) { this.m_instanceOffsets.push(i * 2.0 / this.m_numInstances); DE_ASSERT(es3fInstancedRenderingTests.OFFSET_COMPONENTS >= 1 && es3fInstancedRenderingTests.OFFSET_COMPONENTS <= 4); for (var j = 0; j < es3fInstancedRenderingTests.OFFSET_COMPONENTS - 1; j++) this.m_instanceOffsets.push(0.0); } /** @type {number} */ var rInstances = Math.floor(this.m_numInstances / es3fInstancedRenderingTests.ATTRIB_DIVISOR_R) + (this.m_numInstances % es3fInstancedRenderingTests.ATTRIB_DIVISOR_R == 0 ? 0 : 1); for (var i = 0; i < rInstances; i++) { this.pushVarCompAttrib(this.m_instanceColorR, i / rInstances); for (var j = 0; j < typeSize - 1; j++) this.pushVarCompAttrib(this.m_instanceColorR, 0.0); } } /** @type {number} */ var gInstances = Math.floor(this.m_numInstances / es3fInstancedRenderingTests.ATTRIB_DIVISOR_G) + (this.m_numInstances % es3fInstancedRenderingTests.ATTRIB_DIVISOR_G == 0 ? 0 : 1); for (var i = 0; i < gInstances; i++) { this.pushVarCompAttrib(this.m_instanceColorG, i * 2.0 / gInstances); for (var j = 0; j < typeSize - 1; j++) this.pushVarCompAttrib(this.m_instanceColorG, 0.0); } /** @type {number} */ var bInstances = Math.floor(this.m_numInstances / es3fInstancedRenderingTests.ATTRIB_DIVISOR_B) + (this.m_numInstances % es3fInstancedRenderingTests.ATTRIB_DIVISOR_B == 0 ? 0 : 1); for (var i = 0; i < bInstances; i++) { this.pushVarCompAttrib(this.m_instanceColorB, 1.0 - i / bInstances); for (var j = 0; j < typeSize - 1; j++) this.pushVarCompAttrib(this.m_instanceColorB, 0.0); } } }; es3fInstancedRenderingTests.InstancedRenderingCase.prototype.deinit = function() { var numVertexAttribArrays = /** @type{number} */ (gl.getParameter(gl.MAX_VERTEX_ATTRIBS)); for (var idx = 0; idx < numVertexAttribArrays; idx++) { gl.disableVertexAttribArray(idx); gl.vertexAttribDivisor(idx, 0); } }; es3fInstancedRenderingTests.InstancedRenderingCase.prototype.iterate = function() { /** @type {number} */ var width = Math.min(gl.drawingBufferWidth, es3fInstancedRenderingTests.MAX_RENDER_WIDTH); /** @type {number} */ var height = Math.min(gl.drawingBufferHeight, es3fInstancedRenderingTests.MAX_RENDER_HEIGHT); /** @type {number} */ var xOffsetMax = gl.drawingBufferWidth - width; /** @type {number} */ var yOffsetMax = gl.drawingBufferHeight - height; /** @type {deRandom.Random} */ var rnd = new deRandom.Random(deString.deStringHash(this.name)); /** @type {number} */ var xOffset = rnd.getInt(0, xOffsetMax); /** @type {number} */ var yOffset = rnd.getInt(0, yOffsetMax); /** @type {tcuSurface.Surface} */ var referenceImg = new tcuSurface.Surface(width, height); /** @type {tcuSurface.Surface} */ var resultImg = new tcuSurface.Surface(width, height); // Draw result. gl.viewport(xOffset, yOffset, width, height); gl.clear(gl.COLOR_BUFFER_BIT); this.setupAndRender(); var resImg = resultImg.getAccess(); var resImgTransferFormat = gluTextureUtil.getTransferFormat(resImg.getFormat()); gl.readPixels(xOffset, yOffset, resImg.m_width, resImg.m_height, resImgTransferFormat.format, resImgTransferFormat.dataType, resultImg.m_pixels); // Compute reference. this.computeReference(referenceImg); // Compare. // Passing referenceImg.getAccess() and resultImg.getAccess() instead of referenceImg and resultImg /** @type {boolean} */ var testOk = tcuImageCompare.fuzzyCompare('ComparisonResult', 'Image comparison result', referenceImg.getAccess(), resultImg.getAccess(), 0.05 /*, gluShaderUtil.COMPARE_LOG_RESULT*/); assertMsgOptions(testOk, '', true, false); return tcuTestCase.IterateResult.STOP; }; /** * @param {Array} attrPtr * @param {number} location * @param {number} divisor */ es3fInstancedRenderingTests.InstancedRenderingCase.prototype.setupVarAttribPointer = function(attrPtr, location, divisor) { /** @type {boolean} */ var isFloatCase = gluShaderUtil.isDataTypeFloatOrVec(this.m_rgbAttrType); /** @type {boolean} */ var isIntCase = gluShaderUtil.isDataTypeIntOrIVec(this.m_rgbAttrType); /** @type {boolean} */ var isUintCase = gluShaderUtil.isDataTypeUintOrUVec(this.m_rgbAttrType); /** @type {boolean} */ var isMatCase = gluShaderUtil.isDataTypeMatrix(this.m_rgbAttrType); /** @type {number} */ var typeSize = gluShaderUtil.getDataTypeScalarSize(this.m_rgbAttrType); /** @type {number} */ var numSlots = isMatCase ? gluShaderUtil.getDataTypeMatrixNumColumns(this.m_rgbAttrType) : 1; // Matrix uses as many attribute slots as it has columns. for (var slotNdx = 0; slotNdx < numSlots; slotNdx++) { /** @type {number} */ var curLoc = location + slotNdx; gl.enableVertexAttribArray(curLoc); gl.vertexAttribDivisor(curLoc, divisor); var curLocGlBuffer = gl.createBuffer(); if (isFloatCase) { var bufferCurLoc = new Float32Array(attrPtr); gl.bindBuffer(gl.ARRAY_BUFFER, curLocGlBuffer); gl.bufferData(gl.ARRAY_BUFFER, bufferCurLoc, gl.STATIC_DRAW); gl.vertexAttribPointer(curLoc, typeSize, gl.FLOAT, false, 0, 0); } else if (isIntCase) { var bufferCurLoc = new Int32Array(attrPtr); gl.bindBuffer(gl.ARRAY_BUFFER, curLocGlBuffer); gl.bufferData(gl.ARRAY_BUFFER, bufferCurLoc, gl.STATIC_DRAW); gl.vertexAttribIPointer(curLoc, typeSize, gl.INT, 0, 0); } else if (isUintCase) { var bufferCurLoc = new Uint32Array(attrPtr); gl.bindBuffer(gl.ARRAY_BUFFER, curLocGlBuffer); gl.bufferData(gl.ARRAY_BUFFER, bufferCurLoc, gl.STATIC_DRAW); gl.vertexAttribIPointer(curLoc, typeSize, gl.UNSIGNED_INT, 0, 0); } else if (isMatCase) { /** @type {number} */ var numRows = gluShaderUtil.getDataTypeMatrixNumRows(this.m_rgbAttrType); /** @type {number} */ var numCols = gluShaderUtil.getDataTypeMatrixNumColumns(this.m_rgbAttrType); var bufferCurLoc = new Float32Array(attrPtr); gl.bindBuffer(gl.ARRAY_BUFFER, curLocGlBuffer); gl.bufferData(gl.ARRAY_BUFFER, bufferCurLoc, gl.STATIC_DRAW); gl.vertexAttribPointer(curLoc, numRows, gl.FLOAT, false, numCols * numRows * 4, 0); } else DE_ASSERT(false); } }; es3fInstancedRenderingTests.InstancedRenderingCase.prototype.setupAndRender = function() { /** @type {WebGLProgram} */ var program = this.m_program.getProgram(); gl.useProgram(program); // Setup attributes. // Position attribute is non-instanced. /** @type {number} */ var positionLoc = gl.getAttribLocation(program, 'a_position'); gl.enableVertexAttribArray(positionLoc); var positionBuffer = gl.createBuffer(); var bufferGridVertexPosition = new Float32Array(this.m_gridVertexPositions); gl.bindBuffer(gl.ARRAY_BUFFER, positionBuffer); gl.bufferData(gl.ARRAY_BUFFER, bufferGridVertexPosition, gl.STATIC_DRAW); gl.vertexAttribPointer(positionLoc, 2, gl.FLOAT, false, 0, 0); if (this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_ATTRIB_DIVISOR || this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_MIXED) { if (this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_ATTRIB_DIVISOR) { // Position offset attribute is instanced with separate offset for every instance. /** @type {number} */ var offsetLoc = gl.getAttribLocation(program, 'a_instanceOffset'); gl.enableVertexAttribArray(offsetLoc); gl.vertexAttribDivisor(offsetLoc, 1); var offsetLocGlBuffer = gl.createBuffer(); var bufferOffsetLoc = new Float32Array(this.m_instanceOffsets); gl.bindBuffer(gl.ARRAY_BUFFER, offsetLocGlBuffer); gl.bufferData(gl.ARRAY_BUFFER, bufferOffsetLoc, gl.STATIC_DRAW); gl.vertexAttribPointer(offsetLoc, es3fInstancedRenderingTests.OFFSET_COMPONENTS, gl.FLOAT, false, 0, 0); /** @type {number} */ var rLoc = gl.getAttribLocation(program, 'a_instanceR'); this.setupVarAttribPointer(this.m_instanceColorR, rLoc, es3fInstancedRenderingTests.ATTRIB_DIVISOR_R); } /** @type {number} */ var gLoc = gl.getAttribLocation(program, 'a_instanceG'); this.setupVarAttribPointer(this.m_instanceColorG, gLoc, es3fInstancedRenderingTests.ATTRIB_DIVISOR_G); /** @type {number} */ var bLoc = gl.getAttribLocation(program, 'a_instanceB'); this.setupVarAttribPointer(this.m_instanceColorB, bLoc, es3fInstancedRenderingTests.ATTRIB_DIVISOR_B); } // Draw using appropriate function. if (this.m_function == es3fInstancedRenderingTests.DrawFunction.FUNCTION_DRAW_ARRAYS_INSTANCED) { /** @type {number} */ var numPositionComponents = 2; gl.drawArraysInstanced(gl.TRIANGLES, 0, Math.floor(this.m_gridVertexPositions.length / numPositionComponents), this.m_numInstances); } else { var gridIndicesGLBuffer = gl.createBuffer(); var bufferGridIndices = new Uint16Array(this.m_gridIndices); gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, gridIndicesGLBuffer); gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, bufferGridIndices, gl.STATIC_DRAW); gl.drawElementsInstanced(gl.TRIANGLES, this.m_gridIndices.length, gl.UNSIGNED_SHORT, 0, this.m_numInstances); } gl.useProgram(null); }; /** * @param {tcuSurface.Surface} dst */ es3fInstancedRenderingTests.InstancedRenderingCase.prototype.computeReference = function(dst) { /** @type {number} */ var wid = dst.getWidth(); /** @type {number} */ var hei = dst.getHeight(); // Draw a rectangle (vertical bar) for each instance. for (var instanceNdx = 0; instanceNdx < this.m_numInstances; instanceNdx++) { /** @type {number} */ var xStart = Math.floor(instanceNdx * wid / this.m_numInstances); /** @type {number} */ var xEnd = Math.floor((instanceNdx + 1) * wid / this.m_numInstances); // Emulate attribute divisors if that is the case. /** @type {number} */ var clrNdxR = this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_ATTRIB_DIVISOR ? Math.floor(instanceNdx / es3fInstancedRenderingTests.ATTRIB_DIVISOR_R) : instanceNdx; /** @type {number} */ var clrNdxG = this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_ATTRIB_DIVISOR || this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_MIXED ? Math.floor(instanceNdx / es3fInstancedRenderingTests.ATTRIB_DIVISOR_G) : instanceNdx; /** @type {number} */ var clrNdxB = this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_ATTRIB_DIVISOR || this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_MIXED ? Math.floor(instanceNdx / es3fInstancedRenderingTests.ATTRIB_DIVISOR_B) : instanceNdx; /** @type {number} */ var rInstances = this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_ATTRIB_DIVISOR ? Math.floor(this.m_numInstances / es3fInstancedRenderingTests.ATTRIB_DIVISOR_R) + (this.m_numInstances % es3fInstancedRenderingTests.ATTRIB_DIVISOR_R == 0 ? 0 : 1) : this.m_numInstances; /** @type {number} */ var gInstances = this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_ATTRIB_DIVISOR || this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_MIXED ? Math.floor(this.m_numInstances / es3fInstancedRenderingTests.ATTRIB_DIVISOR_G) + (this.m_numInstances % es3fInstancedRenderingTests.ATTRIB_DIVISOR_G == 0 ? 0 : 1) : this.m_numInstances; /** @type {number} */ var bInstances = this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_ATTRIB_DIVISOR || this.m_instancingType == es3fInstancedRenderingTests.InstancingType.TYPE_MIXED ? Math.floor(this.m_numInstances / es3fInstancedRenderingTests.ATTRIB_DIVISOR_B) + (this.m_numInstances % es3fInstancedRenderingTests.ATTRIB_DIVISOR_B == 0 ? 0 : 1) : this.m_numInstances; // Calculate colors. /** @type {number} */ var r = clrNdxR / rInstances; /** @type {number} */ var g = clrNdxG * 2.0 / gInstances; /** @type {number} */ var b = 1.0 - clrNdxB / bInstances; // Convert to integer and back if shader inputs are integers. if (gluShaderUtil.isDataTypeIntOrIVec(this.m_rgbAttrType)) { /** @type {number} */var intR = (r * es3fInstancedRenderingTests.FLOAT_INT_SCALE + es3fInstancedRenderingTests.FLOAT_INT_BIAS); /** @type {number} */var intG = (g * es3fInstancedRenderingTests.FLOAT_INT_SCALE + es3fInstancedRenderingTests.FLOAT_INT_BIAS); /** @type {number} */var intB = (b * es3fInstancedRenderingTests.FLOAT_INT_SCALE + es3fInstancedRenderingTests.FLOAT_INT_BIAS); r = (intR - es3fInstancedRenderingTests.FLOAT_INT_BIAS) / es3fInstancedRenderingTests.FLOAT_INT_SCALE; g = (intG - es3fInstancedRenderingTests.FLOAT_INT_BIAS) / es3fInstancedRenderingTests.FLOAT_INT_SCALE; b = (intB - es3fInstancedRenderingTests.FLOAT_INT_BIAS) / es3fInstancedRenderingTests.FLOAT_INT_SCALE; } else if (gluShaderUtil.isDataTypeUintOrUVec(this.m_rgbAttrType)) { /** @type {number} */var uintR = (r * es3fInstancedRenderingTests.FLOAT_UINT_SCALE + es3fInstancedRenderingTests.FLOAT_UINT_BIAS); /** @type {number} */var uintG = (g * es3fInstancedRenderingTests.FLOAT_UINT_SCALE + es3fInstancedRenderingTests.FLOAT_UINT_BIAS); /** @type {number} */var uintB = (b * es3fInstancedRenderingTests.FLOAT_UINT_SCALE + es3fInstancedRenderingTests.FLOAT_UINT_BIAS); r = (uintR - es3fInstancedRenderingTests.FLOAT_UINT_BIAS) / es3fInstancedRenderingTests.FLOAT_UINT_SCALE; g = (uintG - es3fInstancedRenderingTests.FLOAT_UINT_BIAS) / es3fInstancedRenderingTests.FLOAT_UINT_SCALE; b = (uintB - es3fInstancedRenderingTests.FLOAT_UINT_BIAS) / es3fInstancedRenderingTests.FLOAT_UINT_SCALE; } // Convert from float to unorm8. var color = deMath.add(deMath.scale([r, g, b, 1.0], 255), [0.5, 0.5, 0.5, 0.5]); color = deMath.clampVector(color, 0, 255); // Draw rectangle. for (var y = 0; y < hei; y++) for (var x = xStart; x < xEnd; x++) dst.setPixel(x, y, color); } }; es3fInstancedRenderingTests.init = function() { var testGroup = tcuTestCase.runner.testCases; /** @type {Array} */ var instanceCounts = [1, 2, 4, 20]; for (var _function in es3fInstancedRenderingTests.DrawFunction) { /** @type {?string} */ var functionName = es3fInstancedRenderingTests.DrawFunction[_function] == es3fInstancedRenderingTests.DrawFunction.FUNCTION_DRAW_ARRAYS_INSTANCED ? 'draw_arrays_instanced' : es3fInstancedRenderingTests.DrawFunction[_function] == es3fInstancedRenderingTests.DrawFunction.FUNCTION_DRAW_ELEMENTS_INSTANCED ? 'draw_elements_instanced' : null; /** @type {?string} */ var functionDesc = es3fInstancedRenderingTests.DrawFunction[_function] == es3fInstancedRenderingTests.DrawFunction.FUNCTION_DRAW_ARRAYS_INSTANCED ? 'Use glDrawArraysInstanced()' : es3fInstancedRenderingTests.DrawFunction[_function] == es3fInstancedRenderingTests.DrawFunction.FUNCTION_DRAW_ELEMENTS_INSTANCED ? 'Use glDrawElementsInstanced()' : null; DE_ASSERT(functionName != null); DE_ASSERT(functionDesc != null); /** @type {tcuTestCase.DeqpTest} */ var functionGroup = tcuTestCase.newTest(functionName, functionDesc); testGroup.addChild(functionGroup); for (var instancingType in es3fInstancedRenderingTests.InstancingType) { /** @type {?string} */ var instancingTypeName = es3fInstancedRenderingTests.InstancingType[instancingType] == es3fInstancedRenderingTests.InstancingType.TYPE_INSTANCE_ID ? 'instance_id' : es3fInstancedRenderingTests.InstancingType[instancingType] == es3fInstancedRenderingTests.InstancingType.TYPE_ATTRIB_DIVISOR ? 'attribute_divisor' : es3fInstancedRenderingTests.InstancingType[instancingType] == es3fInstancedRenderingTests.InstancingType.TYPE_MIXED ? 'mixed' : null; /** @type {?string} */ var instancingTypeDesc = es3fInstancedRenderingTests.InstancingType[instancingType] == es3fInstancedRenderingTests.InstancingType.TYPE_INSTANCE_ID ? 'Use gl_InstanceID for instancing' : es3fInstancedRenderingTests.InstancingType[instancingType] == es3fInstancedRenderingTests.InstancingType.TYPE_ATTRIB_DIVISOR ? 'Use vertex attribute divisors for instancing' : es3fInstancedRenderingTests.InstancingType[instancingType] == es3fInstancedRenderingTests.InstancingType.TYPE_MIXED ? 'Use both gl_InstanceID and vertex attribute divisors for instancing' : null; DE_ASSERT(instancingTypeName != null); DE_ASSERT(instancingTypeDesc != null); /** @type {tcuTestCase.DeqpTest} */ var instancingTypeGroup = tcuTestCase.newTest(instancingTypeName, instancingTypeDesc); functionGroup.addChild(instancingTypeGroup); for (var countNdx in instanceCounts) { /** @type {string} */ var countName = instanceCounts[countNdx].toString() + '_instances'; instancingTypeGroup.addChild(new es3fInstancedRenderingTests.InstancedRenderingCase(countName, '', es3fInstancedRenderingTests.DrawFunction[_function], es3fInstancedRenderingTests.InstancingType[instancingType], gluShaderUtil.DataType.FLOAT, instanceCounts[countNdx])); } } } /** @type {Array} */ var s_testTypes = [ gluShaderUtil.DataType.FLOAT, gluShaderUtil.DataType.FLOAT_VEC2, gluShaderUtil.DataType.FLOAT_VEC3, gluShaderUtil.DataType.FLOAT_VEC4, gluShaderUtil.DataType.FLOAT_MAT2, gluShaderUtil.DataType.FLOAT_MAT2X3, gluShaderUtil.DataType.FLOAT_MAT2X4, gluShaderUtil.DataType.FLOAT_MAT3X2, gluShaderUtil.DataType.FLOAT_MAT3, gluShaderUtil.DataType.FLOAT_MAT3X4, gluShaderUtil.DataType.FLOAT_MAT4X2, gluShaderUtil.DataType.FLOAT_MAT4X3, gluShaderUtil.DataType.FLOAT_MAT4, gluShaderUtil.DataType.INT, gluShaderUtil.DataType.INT_VEC2, gluShaderUtil.DataType.INT_VEC3, gluShaderUtil.DataType.INT_VEC4, gluShaderUtil.DataType.UINT, gluShaderUtil.DataType.UINT_VEC2, gluShaderUtil.DataType.UINT_VEC3, gluShaderUtil.DataType.UINT_VEC4 ]; /** @type {number} */ var typeTestNumInstances = 4; /** @type {tcuTestCase.DeqpTest} */ var typesGroup = tcuTestCase.newTest('types', 'Tests for instanced attributes of particular data types'); testGroup.addChild(typesGroup); for (var typeNdx in s_testTypes) { /** @type {gluShaderUtil.DataType} */ var type = s_testTypes[typeNdx]; typesGroup.addChild(new es3fInstancedRenderingTests.InstancedRenderingCase(gluShaderUtil.getDataTypeName(type), '', es3fInstancedRenderingTests.DrawFunction.FUNCTION_DRAW_ARRAYS_INSTANCED, es3fInstancedRenderingTests.InstancingType.TYPE_ATTRIB_DIVISOR, type, typeTestNumInstances)); } }; es3fInstancedRenderingTests.run = function(context) { gl = context; //Set up Test Root parameters var testName = 'instanced_rendering'; var testDescription = 'Instanced Rendering Tests'; var state = tcuTestCase.runner; state.testName = testName; state.setRoot(tcuTestCase.newTest(testName, testDescription, null)); //Set up name and description of this test series. setCurrentTestName(testName); description(testDescription); try { //Create test cases es3fInstancedRenderingTests.init(); //Run test cases tcuTestCase.runTestCases(); } catch (err) { testFailedOptions('Failed to es3fInstancedRenderingTests.run tests', false); tcuTestCase.runner.terminate(); } }; });