diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/canvas/test/webgl-conf/checkout/deqp/functional/gles3/es3fShaderBuiltinVarTests.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/deqp/functional/gles3/es3fShaderBuiltinVarTests.js')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/deqp/functional/gles3/es3fShaderBuiltinVarTests.js | 1109 |
1 files changed, 1109 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/deqp/functional/gles3/es3fShaderBuiltinVarTests.js b/dom/canvas/test/webgl-conf/checkout/deqp/functional/gles3/es3fShaderBuiltinVarTests.js new file mode 100644 index 0000000000..c696c6c12e --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/deqp/functional/gles3/es3fShaderBuiltinVarTests.js @@ -0,0 +1,1109 @@ +/*------------------------------------------------------------------------- + * 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.es3fShaderBuiltinVarTests'); +goog.require('framework.delibs.debase.deMath'); +goog.require('framework.delibs.debase.deRandom'); +goog.require('framework.delibs.debase.deString'); +goog.require('framework.common.tcuImageCompare'); +goog.require('framework.common.tcuLogImage'); +goog.require('framework.common.tcuPixelFormat'); +goog.require('framework.common.tcuRGBA'); +goog.require('framework.common.tcuSurface'); +goog.require('framework.common.tcuTestCase'); +goog.require('framework.common.tcuTexture'); +goog.require('framework.opengl.gluDrawUtil'); +goog.require('framework.opengl.gluShaderProgram'); +goog.require('framework.opengl.gluShaderUtil'); +goog.require('framework.opengl.gluVarType'); +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.rrMultisamplePixelBufferAccess'); +goog.require('framework.referencerenderer.rrRenderer'); +goog.require('framework.referencerenderer.rrRenderState'); +goog.require('framework.referencerenderer.rrShadingContext'); +goog.require('framework.referencerenderer.rrVertexAttrib'); +goog.require('framework.referencerenderer.rrVertexPacket'); +goog.require('modules.shared.glsShaderRenderCase'); +goog.require('modules.shared.glsShaderExecUtil'); + +goog.scope(function() { + var es3fShaderBuiltinVarTests = functional.gles3.es3fShaderBuiltinVarTests; + var deMath = framework.delibs.debase.deMath; + var deString = framework.delibs.debase.deString; + var deRandom = framework.delibs.debase.deRandom; + var glsShaderExecUtil = modules.shared.glsShaderExecUtil; + var glsShaderRenderCase = modules.shared.glsShaderRenderCase; + var gluShaderProgram = framework.opengl.gluShaderProgram; + var gluShaderUtil = framework.opengl.gluShaderUtil; + var gluDrawUtil = framework.opengl.gluDrawUtil; + var gluVarType = framework.opengl.gluVarType; + var tcuPixelFormat = framework.common.tcuPixelFormat; + var tcuSurface = framework.common.tcuSurface; + var tcuTexture = framework.common.tcuTexture; + var tcuLogImage = framework.common.tcuLogImage; + var tcuTestCase = framework.common.tcuTestCase; + var tcuImageCompare = framework.common.tcuImageCompare; + var tcuRGBA = framework.common.tcuRGBA; + var rrGenericVector = framework.referencerenderer.rrGenericVector; + var rrFragmentOperations = framework.referencerenderer.rrFragmentOperations; + var rrMultisamplePixelBufferAccess = framework.referencerenderer.rrMultisamplePixelBufferAccess; + var rrRenderer = framework.referencerenderer.rrRenderer; + var rrRenderState = framework.referencerenderer.rrRenderState; + var rrShadingContext = framework.referencerenderer.rrShadingContext; + var rrVertexAttrib = framework.referencerenderer.rrVertexAttrib; + var rrVertexPacket = framework.referencerenderer.rrVertexPacket; + var sglrShaderProgram = framework.opengl.simplereference.sglrShaderProgram; + var sglrReferenceContext = framework.opengl.simplereference.sglrReferenceContext; + + /** @typedef {function():number} */ es3fShaderBuiltinVarTests.GetConstantValueFunc; + + /** + * @param {number} pname + * @return {number} getParameter returns values of any kind + */ + es3fShaderBuiltinVarTests.getInteger = function(pname) { + return /** @type {number} */ (gl.getParameter(pname)); + }; + + /** + * @param {number} pname + * @return {number} forcing number + */ + es3fShaderBuiltinVarTests.getVectorsFromComps = function(pname) { + var value = /** @type {number} */ (gl.getParameter(pname)); + assertMsgOptions(value%4 === 0, 'Expected value to be divisible by 4.', false, true); + return value / 4; + }; + + /** + * @constructor + * @extends {tcuTestCase.DeqpTest} + * @param {string} name + * @param {string} desc + * @param {string} varName + * @param {es3fShaderBuiltinVarTests.GetConstantValueFunc} getValue + * @param {gluShaderProgram.shaderType} shaderType + */ + es3fShaderBuiltinVarTests.ShaderBuiltinConstantCase = function(name, desc, varName, getValue, shaderType) { + tcuTestCase.DeqpTest.call(this, name, desc); + /** @type {string} */ this.m_varName = varName; + /** @type {es3fShaderBuiltinVarTests.GetConstantValueFunc} */ this.m_getValue = getValue; + /** @type {gluShaderProgram.shaderType} */ this.m_shaderType = shaderType; + }; + + es3fShaderBuiltinVarTests.ShaderBuiltinConstantCase.prototype = Object.create(tcuTestCase.DeqpTest.prototype); + es3fShaderBuiltinVarTests.ShaderBuiltinConstantCase.prototype.constructor = es3fShaderBuiltinVarTests.ShaderBuiltinConstantCase; + + es3fShaderBuiltinVarTests.ShaderBuiltinConstantCase.prototype.deinit = function() { + // an attempt to cleanup the GL state when the test fails + bufferedLogToConsole('ShaderBuildInConstantCase.deinit()'); + gl.useProgram(null); + gl.bindBuffer(gl.ARRAY_BUFFER, null); + gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, null); + gl.bindFramebuffer(gl.FRAMEBUFFER, null); + gl.bindRenderbuffer(gl.RENDERBUFFER, null); + }; + + /** + * @param {gluShaderProgram.shaderType} shaderType + * @param {string} varName + * @return {glsShaderExecUtil.ShaderExecutor} + */ + es3fShaderBuiltinVarTests.ShaderBuiltinConstantCase.prototype.createGetConstantExecutor = function(shaderType, varName) { + /** @type {glsShaderExecUtil.ShaderSpec} */ var shaderSpec = new glsShaderExecUtil.ShaderSpec(); + shaderSpec.version = gluShaderUtil.GLSLVersion.V300_ES; + shaderSpec.source = 'result = ' + varName + ';\n'; + shaderSpec.outputs.push(new glsShaderExecUtil.Symbol('result', + gluVarType.newTypeBasic(gluShaderUtil.DataType.INT, gluShaderUtil.precision.PRECISION_HIGHP))); + return glsShaderExecUtil.createExecutor(shaderType, shaderSpec); + + }; + + /** + * @return {tcuTestCase.IterateResult} + */ + es3fShaderBuiltinVarTests.ShaderBuiltinConstantCase.prototype.iterate = function() { + /** @type {glsShaderExecUtil.ShaderExecutor} */ + var shaderExecutor = this.createGetConstantExecutor(this.m_shaderType, this.m_varName); + /** @type {number} */ var reference = this.m_getValue(); + /** @type {goog.NumberArray} */ var shaderExecutorResult; + /** @type {number} */ var result; + + if (!shaderExecutor.isOk()) + assertMsgOptions(false, 'Compile failed', false, true); + + shaderExecutor.useProgram(); + + shaderExecutorResult = shaderExecutor.execute(1, null); + result = new Int32Array(shaderExecutorResult[0].buffer)[0]; + + bufferedLogToConsole(this.m_varName + ' = ' + result); + + if (result != reference) { + bufferedLogToConsole('ERROR: Expected ' + this.m_varName + ' = ' + reference + '\n' + + 'Test shader:' + shaderExecutor.m_program.getProgramInfo().infoLog); + testFailedOptions('Invalid builtin constant value', false); + } else + testPassedOptions('Pass', true); + + return tcuTestCase.IterateResult.STOP; + }; + + /** + * @struct + * @constructor + * @param {number=} near + * @param {number=} far + */ + es3fShaderBuiltinVarTests.DepthRangeParams = function(near, far) { + /** @type {number} */ this.zNear = near === undefined ? 0.0 : near; + /** @type {number} */ this.zFar = far === undefined ? 1.0 : far; + }; + + /** + * @constructor + * @extends {glsShaderRenderCase.ShaderEvaluator} + * @param {es3fShaderBuiltinVarTests.DepthRangeParams} params + */ + es3fShaderBuiltinVarTests.DepthRangeEvaluator = function(params) { + /** @type {es3fShaderBuiltinVarTests.DepthRangeParams} */ this.m_params = params; + }; + + es3fShaderBuiltinVarTests.DepthRangeEvaluator.prototype = Object.create(glsShaderRenderCase.ShaderEvaluator.prototype); + es3fShaderBuiltinVarTests.DepthRangeEvaluator.prototype.constructor = es3fShaderBuiltinVarTests.DepthRangeEvaluator; + + /** + * @param {glsShaderRenderCase.ShaderEvalContext} c + */ + es3fShaderBuiltinVarTests.DepthRangeEvaluator.prototype.evaluate = function(c) { + /** @type {number} */ var zNear = deMath.clamp(this.m_params.zNear, 0.0, 1.0); + /** @type {number} */ var zFar = deMath.clamp(this.m_params.zFar, 0.0, 1.0); + /** @type {number} */ var diff = zFar - zNear; + c.color[0] = zNear; + c.color[1] = zFar; + c.color[2] = diff * 0.5 + 0.5; + }; + + /** + * @constructor + * @extends {glsShaderRenderCase.ShaderRenderCase} + * @param {string} name + * @param {string} desc + * @param {boolean} isVertexCase + */ + es3fShaderBuiltinVarTests.ShaderDepthRangeTest = function(name, desc, isVertexCase) { + glsShaderRenderCase.ShaderRenderCase.call(this, name, desc, isVertexCase); + /** @type {es3fShaderBuiltinVarTests.DepthRangeParams} */ this.m_depthRange = new es3fShaderBuiltinVarTests.DepthRangeParams(); + /** @type {es3fShaderBuiltinVarTests.DepthRangeEvaluator} */ this.m_evaluator = new es3fShaderBuiltinVarTests.DepthRangeEvaluator(this.m_depthRange); + /** @type {number} */ this.m_iterNdx = 0; + }; + + es3fShaderBuiltinVarTests.ShaderDepthRangeTest.prototype = Object.create(glsShaderRenderCase.ShaderRenderCase.prototype); + es3fShaderBuiltinVarTests.ShaderDepthRangeTest.prototype.constructor = es3fShaderBuiltinVarTests.ShaderDepthRangeTest; + + es3fShaderBuiltinVarTests.ShaderDepthRangeTest.prototype.init = function() { + /** @type {string} */ var defaultVertSrc = '' + + '#version 300 es\n' + + 'in highp vec4 a_position;\n' + + 'void main (void)\n' + + '{\n' + + ' gl_Position = a_position;\n' + + '}\n'; + /** @type {string} */ var defaultFragSrc = '' + + '#version 300 es\n' + + 'in mediump vec4 v_color;\n' + + 'layout(location = 0) out mediump vec4 o_color;\n\n' + + 'void main (void)\n' + + '{\n' + + ' o_color = v_color;\n' + + '}\n'; + + // Construct shader. + /** @type {string} */ var src = '#version 300 es\n'; + if (this.m_isVertexCase) + src += 'in highp vec4 a_position;\n' + + 'out mediump vec4 v_color;\n'; + else + src += 'layout(location = 0) out mediump vec4 o_color;\n'; + + src += 'void main (void)\n{\n' + + '\t' + (this.m_isVertexCase ? 'v_color' : 'o_color') + ' = vec4(gl_DepthRange.near, gl_DepthRange.far, gl_DepthRange.diff*0.5 + 0.5, 1.0);\n'; + + if (this.m_isVertexCase) + src += '\tgl_Position = a_position;\n'; + + src += '}\n'; + + this.m_vertShaderSource = this.m_isVertexCase ? src : defaultVertSrc; + this.m_fragShaderSource = this.m_isVertexCase ? defaultFragSrc : src; + + this.postinit(); + }; + + /** + * @return {tcuTestCase.IterateResult} + */ + es3fShaderBuiltinVarTests.ShaderDepthRangeTest.prototype.iterate = function() { + /** @type {Array<es3fShaderBuiltinVarTests.DepthRangeParams>} */ var cases = [ + new es3fShaderBuiltinVarTests.DepthRangeParams(0.0, 1.0) + ]; + + this.m_depthRange = cases[this.m_iterNdx]; + bufferedLogToConsole('gl.depthRange(' + this.m_depthRange.zNear + ', ' + this.m_depthRange.zFar + ')'); + gl.depthRange(this.m_depthRange.zNear, this.m_depthRange.zFar); + + this.postiterate(); + this.m_iterNdx += 1; + + if (this.m_iterNdx == cases.length) + return tcuTestCase.IterateResult.STOP; + else + return tcuTestCase.IterateResult.CONTINUE; + }; + + /** + * @constructor + * @extends {tcuTestCase.DeqpTest} + */ + es3fShaderBuiltinVarTests.FragCoordXYZCase = function() { + tcuTestCase.DeqpTest.call(this, 'fragcoord_xyz', 'gl_FragCoord.xyz Test'); + }; + + es3fShaderBuiltinVarTests.FragCoordXYZCase.prototype = Object.create(tcuTestCase.DeqpTest.prototype); + es3fShaderBuiltinVarTests.FragCoordXYZCase.prototype.constructor = es3fShaderBuiltinVarTests.FragCoordXYZCase; + + es3fShaderBuiltinVarTests.FragCoordXYZCase.prototype.iterate = function() { + /** @type {number} */ var width = gl.drawingBufferWidth; + /** @type {number} */ var height = gl.drawingBufferHeight; + /** @type {Array<number>} */ var threshold = deMath.add([1, 1, 1, 1], tcuPixelFormat.PixelFormatFromContext(gl).getColorThreshold()); + /** @type {Array<number>} */ var scale = [1. / width, 1. / height, 1.0]; + + /** @type {tcuSurface.Surface} */ var testImg = new tcuSurface.Surface(width, height); + /** @type {tcuSurface.Surface} */ var refImg = new tcuSurface.Surface(width, height); + + /** @type {string} */ var vtxSource = '' + + '#version 300 es\n' + + 'in highp vec4 a_position;\n' + + 'void main (void)\n' + + '{\n' + + ' gl_Position = a_position;\n' + + '}\n'; + /** @type {string} */ var fragSource = '' + + '#version 300 es\n' + + 'uniform highp vec3 u_scale;\n' + + 'layout(location = 0) out mediump vec4 o_color;\n' + + 'void main (void)\n' + + '{\n' + + ' o_color = vec4(gl_FragCoord.xyz*u_scale, 1.0);\n' + + '}\n'; + /** @type {gluShaderProgram.ShaderProgram} */ var program = new gluShaderProgram.ShaderProgram(gl, gluShaderProgram.makeVtxFragSources(vtxSource, fragSource)); + + bufferedLogToConsole(program.getProgramInfo().infoLog); + + if (!program.isOk()) + throw new Error('Compile failed'); + + // Draw with GL. + /** @type {Array<number>} */ var positions = [ + -1.0, 1.0, -1.0, 1.0, + -1.0, -1.0, 0.0, 1.0, + 1.0, 1.0, 0.0, 1.0, + 1.0, -1.0, 1.0, 1.0 + ]; + /** @type {Array<number>} */ var indices = [0, 1, 2, 2, 1, 3]; + + /** @type {WebGLUniformLocation} */ var scaleLoc = gl.getUniformLocation(program.getProgram(), 'u_scale'); + /** @type {gluDrawUtil.VertexArrayBinding} */ var posBinding = gluDrawUtil.newFloatVertexArrayBinding('a_position', 4, 4, 0, positions); + + gl.useProgram(program.getProgram()); + gl.uniform3fv(scaleLoc, scale); + + gl.viewport(0, 0, width, height); + gluDrawUtil.draw(gl, program.getProgram(), [posBinding], gluDrawUtil.triangles(indices)); + + testImg.readViewport(gl, [0, 0, width, height]); + + // Draw reference + for (var y = 0; y < refImg.getHeight(); y++) { + for (var x = 0; x < refImg.getWidth(); x++) { + /** @type {number} */ var xf = (x + .5) / refImg.getWidth(); + /** @type {number} */ var yf = (refImg.getHeight() - y - 1 + .5) / refImg.getHeight(); + /** @type {number} */ var z = (xf + yf) / 2.0; + /** @type {Array<number>} */ var fragCoord = [x + .5, y + .5, z]; + /** @type {Array<number>} */ var scaledFC = deMath.multiply(fragCoord, scale); + /** @type {Array<number>} */ + var color = [ + deMath.clamp(Math.floor(scaledFC[0] * 255 + 0.5), 0, 255), + deMath.clamp(Math.floor(scaledFC[1] * 255 + 0.5), 0, 255), + deMath.clamp(Math.floor(scaledFC[2] * 255 + 0.5), 0, 255), + 255]; + refImg.setPixel(x, y, color); + } + } + + // Compare + /** @type {boolean} */ var isOk = tcuImageCompare.pixelThresholdCompare('Result', 'Image comparison result', refImg, testImg, threshold); + + if (!isOk) + testFailedOptions('Image comparison failed', false); + else + testPassedOptions('Pass', true); + + return tcuTestCase.IterateResult.STOP; + }; + + /** + * @param {Array<number>} s + * @param {Array<number>} w + * @param {number} nx + * @param {number} ny + * @return {number} + */ + es3fShaderBuiltinVarTests.projectedTriInterpolate = function(s, w, nx, ny) { + return (s[0] * (1.0 - nx - ny)/w[0] + s[1] * ny / w[1] + s[2] * nx / w[2]) / ((1.0 - nx - ny) / w[0] + ny / w[1] + nx / w[2]); + }; + + /** + * @constructor + * @extends {tcuTestCase.DeqpTest} + */ + es3fShaderBuiltinVarTests.FragCoordWCase = function() { + tcuTestCase.DeqpTest.call(this, 'fragcoord_w', 'gl_FragCoord.w Test'); + }; + + es3fShaderBuiltinVarTests.FragCoordWCase.prototype = Object.create(tcuTestCase.DeqpTest.prototype); + es3fShaderBuiltinVarTests.FragCoordWCase.prototype.constructor = es3fShaderBuiltinVarTests.FragCoordWCase; + + /** + * @return {tcuTestCase.IterateResult} + */ + es3fShaderBuiltinVarTests.FragCoordWCase.prototype.iterate = function() { + /** @type {number} */ var width = gl.drawingBufferWidth; + /** @type {number} */ var height = gl.drawingBufferHeight; + /** @type {Array<number>} */ var threshold = deMath.add([1, 1, 1, 1], tcuPixelFormat.PixelFormatFromContext(gl).getColorThreshold()); + + /** @type {tcuSurface.Surface} */ var testImg = new tcuSurface.Surface(width, height); + /** @type {tcuSurface.Surface} */ var refImg = new tcuSurface.Surface(width, height); + + /** @type {Array<number>} */ var w = [1.7, 2.0, 1.2, 1.0]; + + /** @type {string} */ var vtxSource = '#version 300 es\n' + + 'in highp vec4 a_position;\n' + + 'void main (void)\n' + + '{\n' + + ' gl_Position = a_position;\n' + + '}\n'; + + /** @type {string} */ var fragSource = '#version 300 es\n' + + 'layout(location = 0) out mediump vec4 o_color;\n' + + 'void main (void)\n' + + '{\n' + + ' o_color = vec4(0.0, 1.0/gl_FragCoord.w - 1.0, 0.0, 1.0);\n' + + '}\n'; + + /** @type {gluShaderProgram.ShaderProgram} */ var program = new gluShaderProgram.ShaderProgram(gl, gluShaderProgram.makeVtxFragSources(vtxSource, fragSource)); + bufferedLogToConsole(program.getProgramInfo().infoLog); + + if (!program.isOk()) + throw new Error('Compile failed'); + + // Draw with GL. + /** @type {Array<number>} */ var positions = [ + -w[0], w[0], 0.0, w[0], + -w[1], -w[1], 0.0, w[1], + w[2], w[2], 0.0, w[2], + w[3], -w[3], 0.0, w[3] + ]; + /** @type {Array<number>} */ var indices = [0, 1, 2, 2, 1, 3]; + + /** @type {gluDrawUtil.VertexArrayBinding} */ var posBinding = gluDrawUtil.newFloatVertexArrayBinding('a_position', 4, 4, 0, positions); + gl.useProgram(program.getProgram()); + + gluDrawUtil.draw(gl, program.getProgram(), [posBinding], gluDrawUtil.triangles(indices)); + testImg.readViewport(gl, [0, 0, width, height]); + + // Draw reference + for (var y = 0; y < refImg.getHeight(); y++) { + for (var x = 0; x < refImg.getWidth(); x++) { + /** @type {number} */ var xf = (x + 0.5) / refImg.getWidth(); + /** @type {number} */ var yf = (refImg.getHeight() - y - 1 + 0.5) / refImg.getHeight(); + /** @type {number} */ var oow = ((xf + yf) < 1.0) ? + es3fShaderBuiltinVarTests.projectedTriInterpolate([w[0], w[1], w[2]], [w[0], w[1], w[2]], xf, yf) : + es3fShaderBuiltinVarTests.projectedTriInterpolate([w[3], w[2], w[1]], [w[3], w[2], w[1]], 1.0 - xf, 1.0 - yf); + /** @type {Array<number>} */ + var color = [ + 0, + deMath.clamp(Math.floor((oow - 1.0) * 255 + 0.5), 0, 255), + 0, + 255]; + refImg.setPixel(x, y, color); + } + } + + // Compare + /** @type {boolean} */ var isOk = tcuImageCompare.pixelThresholdCompare('Result', 'Image comparison result', refImg, testImg, threshold); + + if (!isOk) { + testFailedOptions('Image comparison failed', false); + } else + testPassedOptions('Pass', true); + + return tcuTestCase.IterateResult.STOP; + }; + + /** + * @constructor + * @extends {tcuTestCase.DeqpTest} + */ + es3fShaderBuiltinVarTests.PointCoordCase = function() { + tcuTestCase.DeqpTest.call(this, 'pointcoord', 'gl_PointCoord Test'); + }; + + es3fShaderBuiltinVarTests.PointCoordCase.prototype = Object.create(tcuTestCase.DeqpTest.prototype); + es3fShaderBuiltinVarTests.PointCoordCase.prototype.constructor = es3fShaderBuiltinVarTests.PointCoordCase; + + /** + * @return {tcuTestCase.IterateResult} + */ + es3fShaderBuiltinVarTests.PointCoordCase.prototype.iterate = function() { + /** @type {number} */ var width = Math.min(256, gl.drawingBufferWidth); + /** @type {number} */ var height = Math.min(256, gl.drawingBufferHeight); + /** @type {number} */ var threshold = 0.02; + + /** @type {number} */ var numPoints = 8; + + /** @type {Array<number>} */ var coords = []; + /** @type {Array<number>} */ var pointSizeRange = [0.0, 0.0]; + /** @type {deRandom.Random} */ var rnd = new deRandom.Random(0x145fa); + /** @type {tcuSurface.Surface} */ var testImg = new tcuSurface.Surface(width, height); + /** @type {tcuSurface.Surface} */ var refImg = new tcuSurface.Surface(width, height); + + pointSizeRange = /** @type {Array<number>} */ (gl.getParameter(gl.ALIASED_POINT_SIZE_RANGE)); + + if (pointSizeRange[0] <= 0.0 || pointSizeRange[1] <= 0.0 || pointSizeRange[1] < pointSizeRange[0]) + throw new Error('Invalid gl.ALIASED_POINT_SIZE_RANGE'); + + // Compute coordinates. + for (var i = 0; i < numPoints; i++) + coords.push([ + rnd.getFloat(-0.9, 0.9), + rnd.getFloat(-0.9, 0.9), + rnd.getFloat(pointSizeRange[0], pointSizeRange[1]) + ]); + + /** @type {string} */ var vtxSource = '#version 300 es\n' + + 'in highp vec3 a_positionSize;\n' + + 'void main (void)\n' + + '{\n' + + ' gl_Position = vec4(a_positionSize.xy, 0.0, 1.0);\n' + + ' gl_PointSize = a_positionSize.z;\n' + + '}\n'; + + /** @type {string} */ var fragSource = '#version 300 es\n' + + 'layout(location = 0) out mediump vec4 o_color;\n' + + 'void main (void)\n' + + '{\n' + + ' o_color = vec4(gl_PointCoord, 0.0, 1.0);\n' + + '}\n'; + + /** @type {gluShaderProgram.ShaderProgram} */ var program = new gluShaderProgram.ShaderProgram(gl, gluShaderProgram.makeVtxFragSources(vtxSource, fragSource)); + bufferedLogToConsole(program.getProgramInfo().infoLog); + + if (!program.isOk()) + throw new Error('Compile failed'); + + // Draw with GL. + var newCoords = [].concat.apply([], coords); + + // /** @type {gluDrawUtil.VertexArrayBinding} */ var posBinding = gluDrawUtil.newFloatVertexArrayBinding('a_positionSize', 3, coords.length, 0, coords); + /** @type {gluDrawUtil.VertexArrayBinding} */ + var posBinding = gluDrawUtil.newFloatVertexArrayBinding('a_positionSize', 3, coords.length, 12, newCoords); + /** @type {number} */ var viewportX = rnd.getInt(0, gl.drawingBufferWidth - width); + /** @type {number} */ var viewportY = rnd.getInt(0, gl.drawingBufferHeight - height); + + gl.viewport(viewportX, viewportY, width, height); + gl.clearColor(0.0, 0.0, 0.0, 1.0); + gl.clear(gl.COLOR_BUFFER_BIT); + + gl.useProgram(program.getProgram()); + + gluDrawUtil.draw(gl, program.getProgram(), [posBinding], gluDrawUtil.pointsFromElements(coords.length)); + testImg.readViewport(gl, [viewportX, viewportY, width, height]); + + // Draw reference + refImg.getAccess().clear([0.0, 0.0, 0.0, 1.0]); + for (var i = 0; i < coords.length; i++) { + /** @type {number} */ var x0 = Math.round(width * (coords[i][0] * 0.5 + 0.5) - coords[i][2] * 0.5); + /** @type {number} */ var y0 = Math.round(height* (coords[i][1] * 0.5 + 0.5) - coords[i][2] * 0.5); + /** @type {number} */ var x1 = Math.round(width * (coords[i][0] * 0.5 + 0.5) + coords[i][2] * 0.5); + /** @type {number} */ var y1 = Math.round(height * (coords[i][1] * 0.5 + 0.5) + coords[i][2] * 0.5); + /** @type {number} */ var w = x1 - x0; + /** @type {number} */ var h = y1 - y0; + + for (var yo = 0; yo < h; yo++) { + for (var xo = 0; xo < w; xo++) { + /** @type {number} */ var xf = (xo + 0.5) / w; + /** @type {number} */ var yf = ((h - yo - 1) + 0.5) / h; + /** @type {number} */ var dx = x0 + xo; + /** @type {number} */ var dy = y0 + yo; + /** @type {Array<number>} */ + var color = [ + deMath.clamp(Math.floor(xf * 255 + 0.5), 0, 255), + deMath.clamp(Math.floor(yf * 255 + 0.5), 0, 255), + 0, + 255]; + if (deMath.deInBounds32(dx, 0, refImg.getWidth()) && deMath.deInBounds32(dy, 0, refImg.getHeight())) + refImg.setPixel(dx, dy, color); + } + } + } + + // Compare + /** @type {boolean} */ var isOk = tcuImageCompare.fuzzyCompare('Result', 'Image comparison result', refImg.getAccess(), testImg.getAccess(), threshold); + + if (!isOk) { + testFailedOptions('Image comparison failed', false); + } else + testPassedOptions('Pass', true); + + return tcuTestCase.IterateResult.STOP; + }; + + /** + * @constructor + * @extends {tcuTestCase.DeqpTest} + */ + es3fShaderBuiltinVarTests.FrontFacingCase = function() { + tcuTestCase.DeqpTest.call(this, 'frontfacing', 'gl_FrontFacing Test'); + }; + + es3fShaderBuiltinVarTests.FrontFacingCase.prototype = Object.create(tcuTestCase.DeqpTest.prototype); + es3fShaderBuiltinVarTests.FrontFacingCase.prototype.constructor = es3fShaderBuiltinVarTests.FrontFacingCase; + + /** + * @return {tcuTestCase.IterateResult} + */ + es3fShaderBuiltinVarTests.FrontFacingCase.prototype.iterate = function() { + // Test case renders two adjecent quads, where left is has front-facing + // triagles and right back-facing. Color is selected based on gl_FrontFacing + // value. + /** @type {deRandom.Random} */ var rnd = new deRandom.Random(0x89f2c); + /** @type {number} */ var width = Math.min(64, gl.drawingBufferWidth); + /** @type {number} */ var height = Math.min(64, gl.drawingBufferHeight); + /** @type {number} */ var viewportX = rnd.getInt(0, gl.drawingBufferWidth - width); + /** @type {number} */ var viewportY = rnd.getInt(0, gl.drawingBufferHeight - height); + /** @type {Array<number>} */ var threshold = deMath.add([1, 1, 1, 1], tcuPixelFormat.PixelFormatFromContext(gl).getColorThreshold()); + + /** @type {tcuSurface.Surface} */ var testImg = new tcuSurface.Surface(width, height); + /** @type {tcuSurface.Surface} */ var refImg = new tcuSurface.Surface(width, height); + + /** @type {string} */ var vtxSource = '#version 300 es\n' + + 'in highp vec4 a_position;\n' + + 'void main (void)\n' + + '{\n' + + ' gl_Position = a_position;\n' + + '}\n'; + + /** @type {string} */ var fragSource = '#version 300 es\n' + + 'layout(location = 0) out mediump vec4 o_color;\n' + + 'void main (void)\n' + + '{\n' + + ' if (gl_FrontFacing)\n' + + ' o_color = vec4(0.0, 1.0, 0.0, 1.0);\n' + + ' else\n' + + ' o_color = vec4(0.0, 0.0, 1.0, 1.0);\n' + + '}\n'; + + /** @type {gluShaderProgram.ShaderProgram} */ var program = new gluShaderProgram.ShaderProgram(gl, gluShaderProgram.makeVtxFragSources(vtxSource, fragSource)); + + bufferedLogToConsole(program.getProgramInfo().infoLog); + + if (!program.isOk()) + throw new Error('Compile failed'); + + // Draw with GL. + /** @type {Array<number>} */ var positions = [ + -1.0, 1.0, 0.0, 1.0, + -1.0, -1.0, 0.0, 1.0, + 1.0, 1.0, 0.0, 1.0, + 1.0, -1.0, 0.0, 1.0 + ]; + + /** @type {Array<number>} */ var indicesCCW = [0, 1, 2, 2, 1, 3]; + /** @type {Array<number>} */ var indicesCW = [2, 1, 0, 3, 1, 2]; + + /** @type {gluDrawUtil.VertexArrayBinding} */ var posBinding = gluDrawUtil.newFloatVertexArrayBinding('a_position', 4, 4, 0, positions); + + gl.useProgram(program.getProgram()); + + gl.viewport(viewportX, viewportY, Math.floor(width / 2), height); + + gluDrawUtil.draw(gl, program.getProgram(), [posBinding], gluDrawUtil.triangles(indicesCCW)); + + gl.viewport(viewportX + Math.floor(width / 2), viewportY, width - Math.floor(width / 2), height); + gluDrawUtil.draw(gl, program.getProgram(), [posBinding], gluDrawUtil.triangles(indicesCW)); + testImg.readViewport(gl, [viewportX, viewportY, width, height]); + // Draw reference + for (var y = 0; y < refImg.getHeight(); y++) { + for (var x = 0; x < Math.floor(refImg.getWidth() / 2); x++) + refImg.setPixel(x, y, tcuRGBA.RGBA.green.toIVec()); + + for (var x = Math.floor(refImg.getWidth() / 2); x < refImg.getWidth(); x++) + refImg.setPixel(x, y, tcuRGBA.RGBA.blue.toIVec()); + } + + // Compare + /** @type {boolean} */ var isOk = tcuImageCompare.pixelThresholdCompare('Result', 'Image comparison result', refImg, testImg, threshold); + + if (!isOk) { + testFailedOptions('Image comparison failed', false); + } else + testPassedOptions('Pass', true); + + return tcuTestCase.IterateResult.STOP; + }; + + /** + * @constructor + * @extends {tcuTestCase.DeqpTest} + */ + es3fShaderBuiltinVarTests.VertexIDCase = function() { + tcuTestCase.DeqpTest.call(this, 'vertex_id', 'gl_VertexID Test'); + /** @type {?gluShaderProgram.ShaderProgram} */ this.m_program = null; + /** @type {WebGLBuffer} */ this.m_positionBuffer = null; + /** @type {WebGLBuffer} */ this.m_elementBuffer = null; + /** @type {number} */ this.m_viewportW = 0; + /** @type {number} */ this.m_viewportH = 0; + /** @type {number} */ this.m_iterNdx = 0; + /** @type {Array<Array<number>>} */ this.m_positions = []; + /** @type {Array<Array<number>>} */ this.m_colors = []; + }; + + es3fShaderBuiltinVarTests.VertexIDCase.prototype = Object.create(tcuTestCase.DeqpTest.prototype); + es3fShaderBuiltinVarTests.VertexIDCase.prototype.constructor = es3fShaderBuiltinVarTests.VertexIDCase; + + es3fShaderBuiltinVarTests.VertexIDCase.MAX_VERTICES = 24; //!< 8 triangles, totals 24 vertices + + es3fShaderBuiltinVarTests.VertexIDCase.prototype.init = function() { + /** @type {number} */ var width = gl.drawingBufferWidth; + /** @type {number} */ var height = gl.drawingBufferHeight; + + /** @type {number} */ var quadWidth = 32; + /** @type {number} */ var quadHeight = 32; + + if (width < quadWidth) + throw new Error('Too small render target'); + + /** @type {number} */ var maxQuadsX = Math.floor(width / quadWidth); + /** @type {number} */ var numVertices = es3fShaderBuiltinVarTests.VertexIDCase.MAX_VERTICES; + + /** @type {number} */ var numQuads = Math.floor(numVertices / 6) + (numVertices % 6 != 0 ? 1 : 0); + /** @type {number} */ var viewportW = Math.min(numQuads, maxQuadsX)*quadWidth; + /** @type {number} */ var viewportH = (Math.floor(numQuads/maxQuadsX) + (numQuads % maxQuadsX != 0 ? 1 : 0)) * quadHeight; + + if (viewportH > height) + throw new Error('Too small render target'); + + assertMsgOptions(viewportW <= width && viewportH <= height, 'Unexpected viewport dimensions.', false, true); + + assertMsgOptions(!this.m_program, 'Program should not be defined at this point.', false, true); + + /** @type {string} */ var vtxSource = '#version 300 es\n' + + 'in highp vec4 a_position;\n' + + 'out mediump vec4 v_color;\n' + + 'uniform highp vec4 u_colors[24];\n' + + 'void main (void)\n' + + '{\n' + + ' gl_Position = a_position;\n' + + ' v_color = u_colors[gl_VertexID];\n' + + '}\n'; + + /** @type {string} */ var fragSource = '#version 300 es\n' + + 'in mediump vec4 v_color;\n' + + 'layout(location = 0) out mediump vec4 o_color;\n' + + 'void main (void)\n' + + '{\n' + + ' o_color = v_color;\n' + + '}\n'; + + this.m_program = new gluShaderProgram.ShaderProgram(gl, gluShaderProgram.makeVtxFragSources(vtxSource, fragSource)); + bufferedLogToConsole(this.m_program.getProgramInfo().infoLog); + + if (!this.m_program.isOk()) { + this.m_program = null; + throw new Error('Compile failed'); + } + + this.m_positionBuffer = gl.createBuffer(); + this.m_elementBuffer = gl.createBuffer(); + + // Set colors (in dynamic memory to save static data space). + this.m_colors[0] = [0.0, 0.0, 0.0, 1.0]; + this.m_colors[1] = [0.5, 1.0, 0.5, 1.0]; + this.m_colors[2] = [0.0, 0.5, 1.0, 1.0]; + this.m_colors[3] = [0.0, 1.0, 0.0, 1.0]; + this.m_colors[4] = [0.0, 1.0, 1.0, 1.0]; + this.m_colors[5] = [0.5, 0.0, 0.0, 1.0]; + this.m_colors[6] = [0.5, 0.0, 1.0, 1.0]; + this.m_colors[7] = [0.5, 0.0, 0.5, 1.0]; + this.m_colors[8] = [1.0, 0.0, 0.0, 1.0]; + this.m_colors[9] = [0.5, 1.0, 0.0, 1.0]; + this.m_colors[10] = [0.0, 0.5, 0.0, 1.0]; + this.m_colors[11] = [0.5, 1.0, 1.0, 1.0]; + this.m_colors[12] = [0.0, 0.0, 1.0, 1.0]; + this.m_colors[13] = [1.0, 0.0, 0.5, 1.0]; + this.m_colors[14] = [0.0, 0.5, 0.5, 1.0]; + this.m_colors[15] = [1.0, 1.0, 0.5, 1.0]; + this.m_colors[16] = [1.0, 0.0, 1.0, 1.0]; + this.m_colors[17] = [1.0, 0.5, 0.0, 1.0]; + this.m_colors[18] = [0.0, 1.0, 0.5, 1.0]; + this.m_colors[19] = [1.0, 0.5, 1.0, 1.0]; + this.m_colors[20] = [1.0, 1.0, 0.0, 1.0]; + this.m_colors[21] = [1.0, 0.5, 0.5, 1.0]; + this.m_colors[22] = [0.0, 0.0, 0.5, 1.0]; + this.m_colors[23] = [1.0, 1.0, 1.0, 1.0]; + + // Compute positions. + assertMsgOptions(numVertices % 3 == 0, 'Number of vertices should be multiple of 3.', false, true); + + for (var vtxNdx = 0; vtxNdx < numVertices; vtxNdx += 3) { + /** @type {number} */ var h = 2.0 * quadHeight / viewportH; + /** @type {number} */ var w = 2.0 * quadWidth / viewportW; + + /** @type {number} */ var triNdx = Math.floor(vtxNdx / 3); + /** @type {number} */ var quadNdx = Math.floor(triNdx / 2); + /** @type {number} */ var quadY = Math.floor(quadNdx / maxQuadsX); + /** @type {number} */ var quadX = quadNdx % maxQuadsX; + + /** @type {number} */ var x0 = -1.0 + quadX * w; + /** @type {number} */ var y0 = -1.0 + quadY * h; + + if (triNdx % 2 === 0) { + this.m_positions[vtxNdx + 0] = [x0, y0, 0.0, 1.0]; + this.m_positions[vtxNdx + 1] = [x0+w, y0+h, 0.0, 1.0]; + this.m_positions[vtxNdx + 2] = [x0, y0+h, 0.0, 1.0]; + } else { + this.m_positions[vtxNdx + 0] = [x0 + w, y0 + h, 0.0, 1.0]; + this.m_positions[vtxNdx + 1] = [x0, y0, 0.0, 1.0]; + this.m_positions[vtxNdx + 2] = [x0+w, y0, 0.0, 1.0]; + } + } + + this.m_viewportW = viewportW; + this.m_viewportH = viewportH; + this.m_iterNdx = 0; + + }; + + es3fShaderBuiltinVarTests.VertexIDCase.prototype.deinit = function() { + this.m_program = null; + + if (this.m_positionBuffer) { + gl.deleteBuffer(this.m_positionBuffer); + this.m_positionBuffer = null; + } + + if (this.m_elementBuffer) { + gl.deleteBuffer(this.m_elementBuffer); + this.m_elementBuffer = null; + } + + this.m_positions = []; + this.m_colors = []; + }; + + /** + * @constructor + * @extends {sglrShaderProgram.ShaderProgram} + */ + es3fShaderBuiltinVarTests.VertexIDReferenceShader = function() { + /** @type {sglrShaderProgram.ShaderProgramDeclaration} */ var declaration = new sglrShaderProgram.ShaderProgramDeclaration(); + declaration.pushVertexAttribute(new sglrShaderProgram.VertexAttribute('', rrGenericVector.GenericVecType.FLOAT)); + declaration.pushVertexAttribute(new sglrShaderProgram.VertexAttribute('', rrGenericVector.GenericVecType.FLOAT)); + declaration.pushVertexToFragmentVarying(new sglrShaderProgram.VertexToFragmentVarying(rrGenericVector.GenericVecType.FLOAT, new sglrShaderProgram.VaryingFlags())); + declaration.pushFragmentOutput(new sglrShaderProgram.FragmentOutput(rrGenericVector.GenericVecType.FLOAT)); + declaration.pushVertexSource(new sglrShaderProgram.VertexSource('')); // ShaderProgram fails if we don't push a source, even though GLSL source is not used + declaration.pushFragmentSource(new sglrShaderProgram.FragmentSource('')); + sglrShaderProgram.ShaderProgram.call(this, declaration); + }; + + es3fShaderBuiltinVarTests.VertexIDReferenceShader.prototype = Object.create(sglrShaderProgram.ShaderProgram.prototype); + es3fShaderBuiltinVarTests.VertexIDReferenceShader.prototype.constructor = es3fShaderBuiltinVarTests.VertexIDReferenceShader; + + /** @const {number} */ es3fShaderBuiltinVarTests.VertexIDReferenceShader.VARYINGLOC_COLOR = 0; + + /** + * @param {Array<rrVertexAttrib.VertexAttrib>} inputs + * @param {Array<rrVertexPacket.VertexPacket>} packets + */ + es3fShaderBuiltinVarTests.VertexIDReferenceShader.prototype.shadeVertices = function(inputs, packets) { + for (var packetNdx = 0; packetNdx < packets.length; ++packetNdx) { + /** @type {number} */ var positionAttrLoc = 0; + /** @type {number} */ var colorAttrLoc = 1; + + /** @type {rrVertexPacket.VertexPacket} */ var packet = packets[packetNdx]; + + // Transform to position + packet.position = rrVertexAttrib.readVertexAttrib(inputs[positionAttrLoc], packet.instanceNdx, packet.vertexNdx, rrGenericVector.GenericVecType.FLOAT); + + // Pass color to FS + packet.outputs[es3fShaderBuiltinVarTests.VertexIDReferenceShader.VARYINGLOC_COLOR] = rrVertexAttrib.readVertexAttrib(inputs[colorAttrLoc], packet.instanceNdx, packet.vertexNdx, rrGenericVector.GenericVecType.FLOAT); + } + }; + + /** + * @param {Array<rrFragmentOperations.Fragment>} packets + * @param {rrShadingContext.FragmentShadingContext} context + */ + es3fShaderBuiltinVarTests.VertexIDReferenceShader.prototype.shadeFragments = function(packets, context) { + for (var packetNdx = 0; packetNdx < packets.length; ++packetNdx) { + /** @type {rrFragmentOperations.Fragment} */ var packet = packets[packetNdx]; + packet.value = rrShadingContext.readVarying(packet, context, es3fShaderBuiltinVarTests.VertexIDReferenceShader.VARYINGLOC_COLOR); + } + }; + + /** + * @param {tcuTexture.PixelBufferAccess} dst + * @param {Array<number>} indices + * @param {goog.NumberArray} positions + * @param {goog.NumberArray} colors + */ + es3fShaderBuiltinVarTests.VertexIDCase.prototype.renderReference = function(dst, indices, positions, colors) { + /** @type {rrRenderState.RenderState} */ + var referenceState = new rrRenderState.RenderState( + new rrRenderState.ViewportState(rrMultisamplePixelBufferAccess.MultisamplePixelBufferAccess.fromSinglesampleAccess(dst)) + ); + + /** @type {rrRenderer.RenderTarget} */ + var referenceTarget = new rrRenderer.RenderTarget( + rrMultisamplePixelBufferAccess.MultisamplePixelBufferAccess.fromSinglesampleAccess(dst) + ); + + /** @type {es3fShaderBuiltinVarTests.VertexIDReferenceShader} */ + var referenceShaderProgram = new es3fShaderBuiltinVarTests.VertexIDReferenceShader(); + + /** @type {Array<rrVertexAttrib.VertexAttrib>} */ var attribs = []; + attribs[0] = new rrVertexAttrib.VertexAttrib(); + attribs[0].type = rrVertexAttrib.VertexAttribType.FLOAT; + attribs[0].size = 4; + attribs[0].stride = 0; + attribs[0].instanceDivisor = 0; + attribs[0].pointer = positions.buffer; + + attribs[1] = new rrVertexAttrib.VertexAttrib(); + attribs[1].type = rrVertexAttrib.VertexAttribType.FLOAT; + attribs[1].size = 4; + attribs[1].stride = 0; + attribs[1].instanceDivisor = 0; + attribs[1].pointer = colors.buffer; + rrRenderer.drawTriangles(referenceState, referenceTarget, referenceShaderProgram, + attribs, rrRenderer.PrimitiveType.TRIANGLES, 0, indices.length, /*instanceID = */ 0); + }; + + /** + * @return {tcuTestCase.IterateResult} + */ + es3fShaderBuiltinVarTests.VertexIDCase.prototype.iterate = function() { + /** @type {number} */ var width = gl.drawingBufferWidth; + /** @type {number} */ var height = gl.drawingBufferHeight; + /** @type {number} */ var viewportW = this.m_viewportW; + /** @type {number} */ var viewportH = this.m_viewportH; + + /** @type {number} */ var threshold = 0.02; + + /** @type {deRandom.Random} */ var rnd = new deRandom.Random(0xcf23ab1 ^ deString.deStringHash(this.m_iterNdx.toString())); + /** @type {tcuSurface.Surface} */ var refImg = new tcuSurface.Surface(viewportW, viewportH); + /** @type {tcuSurface.Surface} */ var testImg = new tcuSurface.Surface(viewportW, viewportH); + + /** @type {number} */ var viewportX = rnd.getInt(0, width - viewportW); + /** @type {number} */ var viewportY = rnd.getInt(0, height - viewportH); + + /** @type {number} */ var posLoc = gl.getAttribLocation(this.m_program.getProgram(), 'a_position'); + /** @type {WebGLUniformLocation} */ var colorsLoc = gl.getUniformLocation(this.m_program.getProgram(), 'u_colors[0]'); + /** @type {Array<number>} */ var clearColor = [0.0, 0.0, 0.0, 1.0]; + /** @type {Array<number>} */ var indices = []; + /** @type {Array<Array<number>>} */ var mappedPos = []; + /** @type {goog.NumberArray} */ var flatColorArray; + /** @type {goog.NumberArray} */ var flatPosArray; + // Setup common state. + gl.viewport(viewportX, viewportY, viewportW, viewportH); + gl.useProgram(this.m_program.getProgram()); + gl.bindBuffer(gl.ARRAY_BUFFER, this.m_positionBuffer); + gl.enableVertexAttribArray(posLoc); + gl.vertexAttribPointer(posLoc, 4, gl.FLOAT, false, 0, 0); + gl.uniform4fv(colorsLoc, [].concat.apply([], this.m_colors)); + + // Clear render target to black. + gl.clearColor(clearColor[0], clearColor[1], clearColor[2], clearColor[3]); + gl.clear(gl.COLOR_BUFFER_BIT); + + refImg.getAccess().clear(clearColor); + + if (this.m_iterNdx === 0) { + bufferedLogToConsole('Iter0: glDrawArrays()'); + + flatPosArray = new Float32Array([].concat.apply([], this.m_positions)); + flatColorArray = new Float32Array([].concat.apply([], this.m_colors)); + gl.bufferData(gl.ARRAY_BUFFER, flatPosArray.buffer, gl.DYNAMIC_DRAW); + gl.drawArrays(gl.TRIANGLES, 0, Math.floor(flatPosArray.length / 4)); + + //glu::readPixels(m_context.getRenderContext(), viewportX, viewportY, testImg.getAccess()); + testImg.readViewport(gl, [viewportX, viewportY, viewportW, viewportH]); + // Reference indices + for (var ndx = 0; ndx < this.m_positions.length; ndx++) + indices.push(ndx); + + this.renderReference(refImg.getAccess(), indices, flatPosArray, flatColorArray); + } else if (this.m_iterNdx === 1) { + bufferedLogToConsole('Iter1: glDrawElements(), indices in buffer'); + + // Compute initial indices and suffle + for (var ndx = 0; ndx < this.m_positions.length; ndx++) + indices.push(ndx); + // deRandom.shuffle(rnd, indices); + // \note [2015-08-05 dag] The original test shuffles the indices array but the reference renderer cannot handle triangles with sides not parallel to the axes. + + // Use indices to re-map positions. + for (var ndx = 0; ndx < indices.length; ndx++) + mappedPos[indices[ndx]] = this.m_positions[ndx]; + + gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, this.m_elementBuffer); + gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, (new Uint16Array(indices)).buffer, gl.DYNAMIC_DRAW); + + flatPosArray = new Float32Array([].concat.apply([], mappedPos)); + flatColorArray = new Float32Array([].concat.apply([], this.m_colors)); + gl.bufferData(gl.ARRAY_BUFFER, flatPosArray.buffer, gl.DYNAMIC_DRAW); + gl.drawElements(gl.TRIANGLES, indices.length, gl.UNSIGNED_SHORT, 0); + + //glu::readPixels(m_context.getRenderContext(), viewportX, viewportY, testImg.getAccess()); + testImg.readViewport(gl, [viewportX, viewportY, viewportW, viewportH]); + refImg.getAccess().clear(clearColor); + this.renderReference(refImg.getAccess(), indices, flatPosArray, flatColorArray); + } else + throw new Error('Iteration count exceeded.'); + + if (!tcuImageCompare.fuzzyCompare('Result', 'Image comparison result', refImg.getAccess(), testImg.getAccess(), threshold)) + testFailedOptions('Image comparison failed', false); + else + testPassedOptions('Pass', true); + + this.m_iterNdx += 1; + return (this.m_iterNdx < 2) ? tcuTestCase.IterateResult.CONTINUE : tcuTestCase.IterateResult.STOP; + }; + + /** + * @constructor + * @extends {tcuTestCase.DeqpTest} + */ + es3fShaderBuiltinVarTests.ShaderBuiltinVarTests = function() { + tcuTestCase.DeqpTest.call(this, 'builtin_variable', 'Built-in Variable Tests'); + }; + + es3fShaderBuiltinVarTests.ShaderBuiltinVarTests.prototype = Object.create(tcuTestCase.DeqpTest.prototype); + es3fShaderBuiltinVarTests.ShaderBuiltinVarTests.prototype.constructor = es3fShaderBuiltinVarTests.ShaderBuiltinVarTests; + + es3fShaderBuiltinVarTests.ShaderBuiltinVarTests.prototype.init = function() { + var testGroup = tcuTestCase.runner.testCases; + // Builtin constants. + /** + * @struct + * @constructor + * @param {string} caseName + * @param {string} varName + * @param {es3fShaderBuiltinVarTests.GetConstantValueFunc} getValue + */ + var BuiltinConstant = function(caseName, varName, getValue) { + /** @type {string} */ this.caseName = caseName; + /** @type {string} */ this.varName = varName; + /** @type {es3fShaderBuiltinVarTests.GetConstantValueFunc} */ this.getValue = getValue; + + }; + + /** @type {Array<BuiltinConstant>} */ var builtinConstants = [ + // GLES 2. + + new BuiltinConstant('max_vertex_attribs', 'gl_MaxVertexAttribs', function() { return es3fShaderBuiltinVarTests.getInteger(gl.MAX_VERTEX_ATTRIBS); }), + new BuiltinConstant('max_vertex_uniform_vectors', 'gl_MaxVertexUniformVectors', function() { return es3fShaderBuiltinVarTests.getInteger(gl.MAX_VERTEX_UNIFORM_VECTORS); }), + new BuiltinConstant('max_fragment_uniform_vectors', 'gl_MaxFragmentUniformVectors', function() { return es3fShaderBuiltinVarTests.getInteger(gl.MAX_FRAGMENT_UNIFORM_VECTORS); }), + new BuiltinConstant('max_texture_image_units', 'gl_MaxTextureImageUnits', function() { return es3fShaderBuiltinVarTests.getInteger(gl.MAX_TEXTURE_IMAGE_UNITS); }), + new BuiltinConstant('max_vertex_texture_image_units', 'gl_MaxVertexTextureImageUnits', function() { return es3fShaderBuiltinVarTests.getInteger(gl.MAX_VERTEX_TEXTURE_IMAGE_UNITS); }), + new BuiltinConstant('max_combined_texture_image_units', 'gl_MaxCombinedTextureImageUnits', function() { return es3fShaderBuiltinVarTests.getInteger(gl.MAX_COMBINED_TEXTURE_IMAGE_UNITS); }), + new BuiltinConstant('max_draw_buffers', 'gl_MaxDrawBuffers', function() { return es3fShaderBuiltinVarTests.getInteger(gl.MAX_DRAW_BUFFERS); }), + + // GLES 3. + + new BuiltinConstant('max_vertex_output_vectors', 'gl_MaxVertexOutputVectors', function() { return es3fShaderBuiltinVarTests.getVectorsFromComps(gl.MAX_VERTEX_OUTPUT_COMPONENTS); }), + new BuiltinConstant('max_fragment_input_vectors', 'gl_MaxFragmentInputVectors', function() { return es3fShaderBuiltinVarTests.getVectorsFromComps(gl.MAX_FRAGMENT_INPUT_COMPONENTS); }), + new BuiltinConstant('min_program_texel_offset', 'gl_MinProgramTexelOffset', function() { return es3fShaderBuiltinVarTests.getInteger(gl.MIN_PROGRAM_TEXEL_OFFSET); }), + new BuiltinConstant('max_program_texel_offset', 'gl_MaxProgramTexelOffset', function() { return es3fShaderBuiltinVarTests.getInteger(gl.MAX_PROGRAM_TEXEL_OFFSET); }) + ]; + + for (var ndx = 0; ndx < builtinConstants.length; ndx++) { + /** @type {string} */ var caseName = builtinConstants[ndx].caseName; + /** @type {string} */ var varName = builtinConstants[ndx].varName; + /** @type {es3fShaderBuiltinVarTests.GetConstantValueFunc} */ var getValue = builtinConstants[ndx].getValue; + + testGroup.addChild(new es3fShaderBuiltinVarTests.ShaderBuiltinConstantCase(caseName + '_vertex', varName, varName, getValue, gluShaderProgram.shaderType.VERTEX)); + testGroup.addChild(new es3fShaderBuiltinVarTests.ShaderBuiltinConstantCase(caseName + '_fragment', varName, varName, getValue, gluShaderProgram.shaderType.FRAGMENT)); + } + + testGroup.addChild(new es3fShaderBuiltinVarTests.ShaderDepthRangeTest('depth_range_vertex', 'gl_DepthRange', true)); + testGroup.addChild(new es3fShaderBuiltinVarTests.ShaderDepthRangeTest('depth_range_fragment', 'gl_DepthRange', false)); + + // Vertex shader builtin variables. + testGroup.addChild(new es3fShaderBuiltinVarTests.VertexIDCase()); + // \todo [2013-03-20 pyry] gl_InstanceID -- tested in instancing tests quite thoroughly. + + // Fragment shader builtin variables. + testGroup.addChild(new es3fShaderBuiltinVarTests.FragCoordXYZCase()); + testGroup.addChild(new es3fShaderBuiltinVarTests.FragCoordWCase()); + testGroup.addChild(new es3fShaderBuiltinVarTests.PointCoordCase()); + testGroup.addChild(new es3fShaderBuiltinVarTests.FrontFacingCase()); + }; + + /** + * Run test + * @param {WebGL2RenderingContext} context + */ + es3fShaderBuiltinVarTests.run = function(context) { + gl = context; + //Set up Test Root parameters + var state = tcuTestCase.runner; + state.setRoot(new es3fShaderBuiltinVarTests.ShaderBuiltinVarTests()); + + //Set up name and description of this test series. + setCurrentTestName(state.testCases.fullName()); + description(state.testCases.getDescription()); + + try { + //Run test cases + tcuTestCase.runTestCases(); + } + catch (err) { + testFailedOptions('Failed to es3fShaderBuiltinVarTests.run tests', false); + tcuTestCase.runner.terminate(); + } + }; + +}); |