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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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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/framework/referencerenderer/rrShadingContext.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 '')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/deqp/framework/referencerenderer/rrShadingContext.js | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/deqp/framework/referencerenderer/rrShadingContext.js b/dom/canvas/test/webgl-conf/checkout/deqp/framework/referencerenderer/rrShadingContext.js new file mode 100644 index 0000000000..38b9d201f9 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/deqp/framework/referencerenderer/rrShadingContext.js @@ -0,0 +1,113 @@ +/*------------------------------------------------------------------------- + * 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('framework.referencerenderer.rrShadingContext'); +goog.require('framework.referencerenderer.rrFragmentOperations'); +goog.require('framework.delibs.debase.deMath'); +goog.require('framework.referencerenderer.rrDefs'); +goog.require('framework.referencerenderer.rrFragmentOperations'); +goog.require('framework.referencerenderer.rrGenericVector'); + +goog.scope(function() { + + var rrShadingContext = framework.referencerenderer.rrShadingContext; + var deMath = framework.delibs.debase.deMath; + var rrDefs = framework.referencerenderer.rrDefs; + var rrFragmentOperations = framework.referencerenderer.rrFragmentOperations; + var rrGenericVector = framework.referencerenderer.rrGenericVector; + + var DE_ASSERT = function(x) { + if (!x) + throw new Error('Assert failed'); + }; + + /** + * Fragment shading context + * + * Contains per-primitive information used in fragment shading + * @constructor + * @param {Array<Array<number>>} varying0 (GenericVec4*) + * @param {Array<Array<number>>} varying1 (GenericVec4*) + * @param {Array<Array<number>>} varying2 (GenericVec4*) + */ + rrShadingContext.FragmentShadingContext = function(varying0, varying1, varying2) { + /** @type {Array<Array<Array<number>>>} */ this.varyings = [varying0, varying1, varying2]; //!< Vertex shader outputs. Pointer will be NULL if there is no such vertex. + this.m_width = 0xFFFFFFFF; + this.m_height = 0xFFFFFFFF; + }; + + /** + * @param {number} width + * @param {number} height + */ + rrShadingContext.FragmentShadingContext.prototype.setSize = function(width, height) { + this.m_width = width; + this.m_height = height; + }; + + rrShadingContext.FragmentShadingContext.prototype.getWidth = function() { + return this.m_width; + }; + + rrShadingContext.FragmentShadingContext.prototype.getHeight = function() { + return this.m_height; + }; + + // Read Varying + + /** + * @param {rrFragmentOperations.Fragment} packet + * @param {rrShadingContext.FragmentShadingContext} context + * @param {number} varyingLoc + * @return {Array<number>} (Vector<T, 4>) + */ + rrShadingContext.readTriangleVarying = function(packet, context, varyingLoc) { + var result = deMath.scale( + context.varyings[0][varyingLoc], + packet.barycentric[0] + ); + + if (context.varyings[1]) + result = deMath.add(result, deMath.scale( + context.varyings[1][varyingLoc], + packet.barycentric[1] + )); + + if (context.varyings[2]) + result = deMath.add(result, deMath.scale( + context.varyings[2][varyingLoc], + packet.barycentric[2] + )); + + return result; + }; + + /** + * @param {rrFragmentOperations.Fragment} packet + * @param {rrShadingContext.FragmentShadingContext} context + * @param {number} varyingLoc + * @return {Array<number>} (Vector<T, 4>) + */ + rrShadingContext.readVarying = function(packet, context, varyingLoc) { + return rrShadingContext.readTriangleVarying(packet, context, varyingLoc); + }; + +}); |