TestUtils.cpp revision e5da4ef971258193cd1e89737a12b95b6ac244bb
116c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck/* 216c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck * Copyright (C) 2015 The Android Open Source Project 316c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck * 416c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck * Licensed under the Apache License, Version 2.0 (the "License"); 516c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck * you may not use this file except in compliance with the License. 616c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck * You may obtain a copy of the License at 716c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck * 816c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck * http://www.apache.org/licenses/LICENSE-2.0 916c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck * 1016c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck * Unless required by applicable law or agreed to in writing, software 1116c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck * distributed under the License is distributed on an "AS IS" BASIS, 1216c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1316c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck * See the License for the specific language governing permissions and 1416c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck * limitations under the License. 1516c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck */ 1616c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck 1716c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck#include "TestUtils.h" 1816c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck 19d2dfd8f128b632ed99418ab2b32949c939a9a369Chris Craik#include "DeferredLayerUpdater.h" 20d2dfd8f128b632ed99418ab2b32949c939a9a369Chris Craik#include "LayerRenderer.h" 21d2dfd8f128b632ed99418ab2b32949c939a9a369Chris Craik 22e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck#include <unistd.h> 23e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck#include <signal.h> 24e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck#include <setjmp.h> 25e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck 2616c9d6a92e1b86d448c00c52a1630f3e71e6df76John Recknamespace android { 2716c9d6a92e1b86d448c00c52a1630f3e71e6df76John Recknamespace uirenderer { 2816c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck 2916c9d6a92e1b86d448c00c52a1630f3e71e6df76John ReckSkColor TestUtils::interpolateColor(float fraction, SkColor start, SkColor end) { 3016c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck int startA = (start >> 24) & 0xff; 3116c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck int startR = (start >> 16) & 0xff; 3216c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck int startG = (start >> 8) & 0xff; 3316c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck int startB = start & 0xff; 3416c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck 3516c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck int endA = (end >> 24) & 0xff; 3616c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck int endR = (end >> 16) & 0xff; 3716c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck int endG = (end >> 8) & 0xff; 3816c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck int endB = end & 0xff; 3916c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck 4016c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck return (int)((startA + (int)(fraction * (endA - startA))) << 24) 4116c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck | (int)((startR + (int)(fraction * (endR - startR))) << 16) 4216c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck | (int)((startG + (int)(fraction * (endG - startG))) << 8) 4316c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck | (int)((startB + (int)(fraction * (endB - startB)))); 4416c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck} 4516c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck 46d2dfd8f128b632ed99418ab2b32949c939a9a369Chris Craiksp<DeferredLayerUpdater> TestUtils::createTextureLayerUpdater( 47d2dfd8f128b632ed99418ab2b32949c939a9a369Chris Craik renderthread::RenderThread& renderThread, uint32_t width, uint32_t height, 48d2dfd8f128b632ed99418ab2b32949c939a9a369Chris Craik std::function<void(Matrix4*)> transformSetupCallback) { 49d2dfd8f128b632ed99418ab2b32949c939a9a369Chris Craik bool isOpaque = true; 50d2dfd8f128b632ed99418ab2b32949c939a9a369Chris Craik bool forceFilter = true; 51d2dfd8f128b632ed99418ab2b32949c939a9a369Chris Craik GLenum renderTarget = GL_TEXTURE_EXTERNAL_OES; 52d2dfd8f128b632ed99418ab2b32949c939a9a369Chris Craik 53d2dfd8f128b632ed99418ab2b32949c939a9a369Chris Craik Layer* layer = LayerRenderer::createTextureLayer(renderThread.renderState()); 54d2dfd8f128b632ed99418ab2b32949c939a9a369Chris Craik LayerRenderer::updateTextureLayer(layer, width, height, isOpaque, forceFilter, 55d2dfd8f128b632ed99418ab2b32949c939a9a369Chris Craik renderTarget, Matrix4::identity().data); 56d2dfd8f128b632ed99418ab2b32949c939a9a369Chris Craik transformSetupCallback(&(layer->getTransform())); 57d2dfd8f128b632ed99418ab2b32949c939a9a369Chris Craik 58d2dfd8f128b632ed99418ab2b32949c939a9a369Chris Craik sp<DeferredLayerUpdater> layerUpdater = new DeferredLayerUpdater(layer); 59d2dfd8f128b632ed99418ab2b32949c939a9a369Chris Craik return layerUpdater; 60d2dfd8f128b632ed99418ab2b32949c939a9a369Chris Craik} 61d2dfd8f128b632ed99418ab2b32949c939a9a369Chris Craik 62a1717271caac5e8ea3808c331d4141ac01a42134Chris Craikvoid TestUtils::drawTextToCanvas(TestCanvas* canvas, const char* text, 6342a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik const SkPaint& paint, float x, float y) { 6442a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik // drawing text requires GlyphID TextEncoding (which JNI layer would have done) 6542a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik LOG_ALWAYS_FATAL_IF(paint.getTextEncoding() != SkPaint::kGlyphID_TextEncoding, 6642a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik "must use glyph encoding"); 6742a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik SkSurfaceProps surfaceProps(0, kUnknown_SkPixelGeometry); 68d7448e65e243754f31890baef29dff187dc2e5e5Chris Craik SkAutoGlyphCacheNoGamma autoCache(paint, &surfaceProps, &SkMatrix::I()); 69a1717271caac5e8ea3808c331d4141ac01a42134Chris Craik 7042a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik float totalAdvance = 0; 7142a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik std::vector<glyph_t> glyphs; 7242a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik std::vector<float> positions; 7342a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik Rect bounds; 7442a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik while (*text != '\0') { 7542a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik SkUnichar unichar = SkUTF8_NextUnichar(&text); 7642a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik glyph_t glyph = autoCache.getCache()->unicharToGlyph(unichar); 7742a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik autoCache.getCache()->unicharToGlyph(unichar); 78a1717271caac5e8ea3808c331d4141ac01a42134Chris Craik 7942a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik // push glyph and its relative position 8042a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik glyphs.push_back(glyph); 8142a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik positions.push_back(totalAdvance); 8242a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik positions.push_back(0); 83a1717271caac5e8ea3808c331d4141ac01a42134Chris Craik 8442a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik // compute bounds 8542a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik SkGlyph skGlyph = autoCache.getCache()->getUnicharMetrics(unichar); 8642a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik Rect glyphBounds(skGlyph.fWidth, skGlyph.fHeight); 8742a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik glyphBounds.translate(totalAdvance + skGlyph.fLeft, skGlyph.fTop); 8842a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik bounds.unionWith(glyphBounds); 89a1717271caac5e8ea3808c331d4141ac01a42134Chris Craik 9042a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik // advance next character 9142a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik SkScalar skWidth; 9242a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik paint.getTextWidths(&glyph, sizeof(glyph), &skWidth, NULL); 9342a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik totalAdvance += skWidth; 9442a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik } 9542a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik 9642a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik // apply alignment via x parameter (which JNI layer would have done) 9742a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik if (paint.getTextAlign() == SkPaint::kCenter_Align) { 9842a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik x -= totalAdvance / 2; 9942a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik } else if (paint.getTextAlign() == SkPaint::kRight_Align) { 10042a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik x -= totalAdvance; 10142a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik } 10242a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik 10342a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik bounds.translate(x, y); 10442a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik 10542a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik // Force left alignment, since alignment offset is already baked in 10642a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik SkPaint alignPaintCopy(paint); 10742a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik alignPaintCopy.setTextAlign(SkPaint::kLeft_Align); 10842a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik canvas->drawText(glyphs.data(), positions.data(), glyphs.size(), alignPaintCopy, x, y, 10942a5407f2c6403ea7aa7a64eaf19948dc4050df5Chris Craik bounds.left, bounds.top, bounds.right, bounds.bottom, totalAdvance); 110a1717271caac5e8ea3808c331d4141ac01a42134Chris Craik} 111a1717271caac5e8ea3808c331d4141ac01a42134Chris Craik 112d7448e65e243754f31890baef29dff187dc2e5e5Chris Craikvoid TestUtils::drawTextToCanvas(TestCanvas* canvas, const char* text, 113d7448e65e243754f31890baef29dff187dc2e5e5Chris Craik const SkPaint& paint, const SkPath& path) { 114d7448e65e243754f31890baef29dff187dc2e5e5Chris Craik // drawing text requires GlyphID TextEncoding (which JNI layer would have done) 115d7448e65e243754f31890baef29dff187dc2e5e5Chris Craik LOG_ALWAYS_FATAL_IF(paint.getTextEncoding() != SkPaint::kGlyphID_TextEncoding, 116d7448e65e243754f31890baef29dff187dc2e5e5Chris Craik "must use glyph encoding"); 117d7448e65e243754f31890baef29dff187dc2e5e5Chris Craik SkSurfaceProps surfaceProps(0, kUnknown_SkPixelGeometry); 118d7448e65e243754f31890baef29dff187dc2e5e5Chris Craik SkAutoGlyphCacheNoGamma autoCache(paint, &surfaceProps, &SkMatrix::I()); 119d7448e65e243754f31890baef29dff187dc2e5e5Chris Craik 120d7448e65e243754f31890baef29dff187dc2e5e5Chris Craik std::vector<glyph_t> glyphs; 121d7448e65e243754f31890baef29dff187dc2e5e5Chris Craik while (*text != '\0') { 122d7448e65e243754f31890baef29dff187dc2e5e5Chris Craik SkUnichar unichar = SkUTF8_NextUnichar(&text); 123d7448e65e243754f31890baef29dff187dc2e5e5Chris Craik glyphs.push_back(autoCache.getCache()->unicharToGlyph(unichar)); 124d7448e65e243754f31890baef29dff187dc2e5e5Chris Craik } 125d7448e65e243754f31890baef29dff187dc2e5e5Chris Craik canvas->drawTextOnPath(glyphs.data(), glyphs.size(), path, 0, 0, paint); 126d7448e65e243754f31890baef29dff187dc2e5e5Chris Craik} 127d7448e65e243754f31890baef29dff187dc2e5e5Chris Craik 128e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reckstatic void defaultCrashHandler() { 129e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck fprintf(stderr, "RenderThread crashed!"); 130e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck} 131e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck 132e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reckstatic jmp_buf gErrJmpBuff; 133e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reckstatic std::function<void()> gCrashHandler = defaultCrashHandler; 134e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck 135e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reckstatic void signalHandler(int sig) { 136e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck longjmp(gErrJmpBuff, 1); 137e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck} 138e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck 139e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reckvoid TestUtils::setRenderThreadCrashHandler(std::function<void()> crashHandler) { 140e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck gCrashHandler = crashHandler; 141e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck} 142e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck 143e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reckvoid TestUtils::TestTask::run() { 144e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck struct sigaction act; 145e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck memset(&act, 0, sizeof(act)); 146e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck act.sa_handler = signalHandler; 147e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck 148e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck if (setjmp(gErrJmpBuff)) { 149e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck gCrashHandler(); 150e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck return; 151e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck } 152e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck 153e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck sigaction(SIGABRT, &act, nullptr); 154e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck 155e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck 156e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck // RenderState only valid once RenderThread is running, so queried here 157e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck RenderState& renderState = renderthread::RenderThread::getInstance().renderState(); 158e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck 159e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck renderState.onGLContextCreated(); 160e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck rtCallback(renderthread::RenderThread::getInstance()); 161e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck renderState.onGLContextDestroyed(); 162e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck} 163e5da4ef971258193cd1e89737a12b95b6ac244bbJohn Reck 16416c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck} /* namespace uirenderer */ 16516c9d6a92e1b86d448c00c52a1630f3e71e6df76John Reck} /* namespace android */ 166