android_view_GLES20Canvas.cpp revision f09b746acb266a849f3421df1604ebec161bb93d
1/* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#define LOG_TAG "OpenGLRenderer" 18 19#include "jni.h" 20#include "GraphicsJNI.h" 21#include <nativehelper/JNIHelp.h> 22 23#include "android_view_GraphicBuffer.h" 24 25#include <android_runtime/AndroidRuntime.h> 26#include <android_runtime/android_graphics_SurfaceTexture.h> 27 28#include <androidfw/ResourceTypes.h> 29 30#include <gui/GLConsumer.h> 31 32#include <private/hwui/DrawGlInfo.h> 33 34#include <cutils/properties.h> 35 36#include <SkBitmap.h> 37#include <SkCanvas.h> 38#include <SkMatrix.h> 39#include <SkPaint.h> 40#include <SkRegion.h> 41#include <SkScalerContext.h> 42#include <SkTemplates.h> 43#include <SkXfermode.h> 44 45#include <DisplayList.h> 46#include <DisplayListRenderer.h> 47#include <LayerRenderer.h> 48#include <OpenGLRenderer.h> 49#include <SkiaShader.h> 50#include <SkiaColorFilter.h> 51#include <Stencil.h> 52#include <Rect.h> 53 54#include <TextLayout.h> 55#include <TextLayoutCache.h> 56 57namespace android { 58 59using namespace uirenderer; 60 61/** 62 * Note: OpenGLRenderer JNI layer is generated and compiled only on supported 63 * devices. This means all the logic must be compiled only when the 64 * preprocessor variable USE_OPENGL_RENDERER is defined. 65 */ 66#ifdef USE_OPENGL_RENDERER 67 68// ---------------------------------------------------------------------------- 69// Defines 70// ---------------------------------------------------------------------------- 71 72// Debug 73#define DEBUG_RENDERER 0 74 75// Debug 76#if DEBUG_RENDERER 77 #define RENDERER_LOGD(...) ALOGD(__VA_ARGS__) 78#else 79 #define RENDERER_LOGD(...) 80#endif 81 82#define MODIFIER_SHADOW 1 83#define MODIFIER_SHADER 2 84#define MODIFIER_COLOR_FILTER 4 85 86// ---------------------------------------------------------------------------- 87 88static struct { 89 jmethodID set; 90} gRectClassInfo; 91 92// ---------------------------------------------------------------------------- 93// Caching 94// ---------------------------------------------------------------------------- 95 96static void android_view_GLES20Canvas_flushCaches(JNIEnv* env, jobject clazz, 97 Caches::FlushMode mode) { 98 if (Caches::hasInstance()) { 99 Caches::getInstance().flush(mode); 100 } 101} 102 103static bool android_view_GLES20Canvas_initCaches(JNIEnv* env, jobject clazz) { 104 if (Caches::hasInstance()) { 105 return Caches::getInstance().init(); 106 } 107 return false; 108} 109 110static void android_view_GLES20Canvas_terminateCaches(JNIEnv* env, jobject clazz) { 111 if (Caches::hasInstance()) { 112 Caches::getInstance().terminate(); 113 } 114} 115 116// ---------------------------------------------------------------------------- 117// Caching 118// ---------------------------------------------------------------------------- 119 120static void android_view_GLES20Canvas_initAtlas(JNIEnv* env, jobject clazz, 121 jobject graphicBuffer, jintArray atlasMapArray, jint count) { 122 123 sp<GraphicBuffer> buffer = graphicBufferForJavaObject(env, graphicBuffer); 124 jint* atlasMap = env->GetIntArrayElements(atlasMapArray, NULL); 125 126 Caches::getInstance().assetAtlas.init(buffer, atlasMap, count); 127 128 env->ReleaseIntArrayElements(atlasMapArray, atlasMap, 0); 129} 130 131// ---------------------------------------------------------------------------- 132// Constructors 133// ---------------------------------------------------------------------------- 134 135static OpenGLRenderer* android_view_GLES20Canvas_createRenderer(JNIEnv* env, jobject clazz) { 136 RENDERER_LOGD("Create OpenGLRenderer"); 137 OpenGLRenderer* renderer = new OpenGLRenderer(); 138 renderer->initProperties(); 139 return renderer; 140} 141 142static void android_view_GLES20Canvas_destroyRenderer(JNIEnv* env, jobject clazz, 143 OpenGLRenderer* renderer) { 144 RENDERER_LOGD("Destroy OpenGLRenderer"); 145 delete renderer; 146} 147 148// ---------------------------------------------------------------------------- 149// Setup 150// ---------------------------------------------------------------------------- 151 152static void android_view_GLES20Canvas_setViewport(JNIEnv* env, jobject clazz, 153 OpenGLRenderer* renderer, jint width, jint height) { 154 renderer->setViewport(width, height); 155} 156 157static int android_view_GLES20Canvas_prepare(JNIEnv* env, jobject clazz, 158 OpenGLRenderer* renderer, jboolean opaque) { 159 return renderer->prepare(opaque); 160} 161 162static int android_view_GLES20Canvas_prepareDirty(JNIEnv* env, jobject clazz, 163 OpenGLRenderer* renderer, jint left, jint top, jint right, jint bottom, 164 jboolean opaque) { 165 return renderer->prepareDirty(left, top, right, bottom, opaque); 166} 167 168static void android_view_GLES20Canvas_finish(JNIEnv* env, jobject clazz, 169 OpenGLRenderer* renderer) { 170 renderer->finish(); 171} 172 173static jint android_view_GLES20Canvas_getStencilSize(JNIEnv* env, jobject clazz) { 174 return Stencil::getStencilSize(); 175} 176 177static void android_view_GLES20Canvas_setName(JNIEnv* env, 178 jobject clazz, OpenGLRenderer* renderer, jstring name) { 179 if (name != NULL) { 180 const char* textArray = env->GetStringUTFChars(name, NULL); 181 renderer->setName(textArray); 182 env->ReleaseStringUTFChars(name, textArray); 183 } else { 184 renderer->setName(NULL); 185 } 186} 187 188static void android_view_GLES20Canvas_setCountOverdrawEnabled(JNIEnv* env, jobject clazz, 189 OpenGLRenderer* renderer, jboolean enabled) { 190 renderer->setCountOverdrawEnabled(enabled); 191} 192 193static jfloat android_view_GLES20Canvas_getOverdraw(JNIEnv* env, jobject clazz, 194 OpenGLRenderer* renderer) { 195 return renderer->getOverdraw(); 196} 197 198// ---------------------------------------------------------------------------- 199// Functor 200// ---------------------------------------------------------------------------- 201 202static jint android_view_GLES20Canvas_callDrawGLFunction(JNIEnv* env, jobject clazz, 203 OpenGLRenderer* renderer, Functor* functor) { 204 android::uirenderer::Rect dirty; 205 return renderer->callDrawGLFunction(functor, dirty); 206} 207 208static void android_view_GLES20Canvas_detachFunctor(JNIEnv* env, 209 jobject clazz, OpenGLRenderer* renderer, Functor* functor) { 210 renderer->detachFunctor(functor); 211} 212 213static void android_view_GLES20Canvas_attachFunctor(JNIEnv* env, 214 jobject clazz, OpenGLRenderer* renderer, Functor* functor) { 215 renderer->attachFunctor(functor); 216} 217 218static jint android_view_GLES20Canvas_invokeFunctors(JNIEnv* env, 219 jobject clazz, OpenGLRenderer* renderer, jobject dirty) { 220 android::uirenderer::Rect bounds; 221 status_t status = renderer->invokeFunctors(bounds); 222 if (status != DrawGlInfo::kStatusDone && dirty != NULL) { 223 env->CallVoidMethod(dirty, gRectClassInfo.set, 224 int(bounds.left), int(bounds.top), int(bounds.right), int(bounds.bottom)); 225 } 226 return status; 227} 228 229// ---------------------------------------------------------------------------- 230// Misc 231// ---------------------------------------------------------------------------- 232 233static jint android_view_GLES20Canvas_getMaxTextureWidth(JNIEnv* env, jobject clazz) { 234 return Caches::getInstance().maxTextureSize; 235} 236 237static jint android_view_GLES20Canvas_getMaxTextureHeight(JNIEnv* env, jobject clazz) { 238 return Caches::getInstance().maxTextureSize; 239} 240 241// ---------------------------------------------------------------------------- 242// State 243// ---------------------------------------------------------------------------- 244 245static jint android_view_GLES20Canvas_save(JNIEnv* env, jobject clazz, OpenGLRenderer* renderer, 246 jint flags) { 247 return renderer->save(flags); 248} 249 250static jint android_view_GLES20Canvas_getSaveCount(JNIEnv* env, jobject clazz, 251 OpenGLRenderer* renderer) { 252 return renderer->getSaveCount(); 253} 254 255static void android_view_GLES20Canvas_restore(JNIEnv* env, jobject clazz, 256 OpenGLRenderer* renderer) { 257 renderer->restore(); 258} 259 260static void android_view_GLES20Canvas_restoreToCount(JNIEnv* env, jobject clazz, 261 OpenGLRenderer* renderer, jint saveCount) { 262 renderer->restoreToCount(saveCount); 263} 264 265// ---------------------------------------------------------------------------- 266// Layers 267// ---------------------------------------------------------------------------- 268 269static jint android_view_GLES20Canvas_saveLayer(JNIEnv* env, jobject clazz, 270 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 271 SkPaint* paint, jint saveFlags) { 272 return renderer->saveLayer(left, top, right, bottom, paint, saveFlags); 273} 274 275static jint android_view_GLES20Canvas_saveLayerClip(JNIEnv* env, jobject clazz, 276 OpenGLRenderer* renderer, SkPaint* paint, jint saveFlags) { 277 const android::uirenderer::Rect& bounds(renderer->getClipBounds()); 278 return renderer->saveLayer(bounds.left, bounds.top, bounds.right, bounds.bottom, 279 paint, saveFlags); 280} 281 282static jint android_view_GLES20Canvas_saveLayerAlpha(JNIEnv* env, jobject clazz, 283 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 284 jint alpha, jint saveFlags) { 285 return renderer->saveLayerAlpha(left, top, right, bottom, alpha, saveFlags); 286} 287 288static jint android_view_GLES20Canvas_saveLayerAlphaClip(JNIEnv* env, jobject clazz, 289 OpenGLRenderer* renderer, jint alpha, jint saveFlags) { 290 const android::uirenderer::Rect& bounds(renderer->getClipBounds()); 291 return renderer->saveLayerAlpha(bounds.left, bounds.top, bounds.right, bounds.bottom, 292 alpha, saveFlags); 293} 294 295// ---------------------------------------------------------------------------- 296// Clipping 297// ---------------------------------------------------------------------------- 298 299static bool android_view_GLES20Canvas_quickReject(JNIEnv* env, jobject clazz, 300 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom) { 301 return renderer->quickRejectNoScissor(left, top, right, bottom); 302} 303 304static bool android_view_GLES20Canvas_clipRectF(JNIEnv* env, jobject clazz, 305 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 306 SkRegion::Op op) { 307 return renderer->clipRect(left, top, right, bottom, op); 308} 309 310static bool android_view_GLES20Canvas_clipRect(JNIEnv* env, jobject clazz, 311 OpenGLRenderer* renderer, jint left, jint top, jint right, jint bottom, 312 SkRegion::Op op) { 313 return renderer->clipRect(float(left), float(top), float(right), float(bottom), op); 314} 315 316static bool android_view_GLES20Canvas_clipPath(JNIEnv* env, jobject clazz, 317 OpenGLRenderer* renderer, SkPath* path, SkRegion::Op op) { 318 return renderer->clipPath(path, op); 319} 320 321static bool android_view_GLES20Canvas_clipRegion(JNIEnv* env, jobject clazz, 322 OpenGLRenderer* renderer, SkRegion* region, SkRegion::Op op) { 323 return renderer->clipRegion(region, op); 324} 325 326static bool android_view_GLES20Canvas_getClipBounds(JNIEnv* env, jobject clazz, 327 OpenGLRenderer* renderer, jobject rect) { 328 const android::uirenderer::Rect& bounds(renderer->getClipBounds()); 329 330 env->CallVoidMethod(rect, gRectClassInfo.set, 331 int(bounds.left), int(bounds.top), int(bounds.right), int(bounds.bottom)); 332 333 return !bounds.isEmpty(); 334} 335 336// ---------------------------------------------------------------------------- 337// Transforms 338// ---------------------------------------------------------------------------- 339 340static void android_view_GLES20Canvas_translate(JNIEnv* env, jobject clazz, 341 OpenGLRenderer* renderer, jfloat dx, jfloat dy) { 342 renderer->translate(dx, dy); 343} 344 345static void android_view_GLES20Canvas_rotate(JNIEnv* env, jobject clazz, 346 OpenGLRenderer* renderer, jfloat degrees) { 347 renderer->rotate(degrees); 348} 349 350static void android_view_GLES20Canvas_scale(JNIEnv* env, jobject clazz, 351 OpenGLRenderer* renderer, jfloat sx, jfloat sy) { 352 renderer->scale(sx, sy); 353} 354 355static void android_view_GLES20Canvas_skew(JNIEnv* env, jobject clazz, 356 OpenGLRenderer* renderer, jfloat sx, jfloat sy) { 357 renderer->skew(sx, sy); 358} 359 360static void android_view_GLES20Canvas_setMatrix(JNIEnv* env, jobject clazz, 361 OpenGLRenderer* renderer, SkMatrix* matrix) { 362 renderer->setMatrix(matrix); 363} 364 365static void android_view_GLES20Canvas_getMatrix(JNIEnv* env, jobject clazz, 366 OpenGLRenderer* renderer, SkMatrix* matrix) { 367 renderer->getMatrix(matrix); 368} 369 370static void android_view_GLES20Canvas_concatMatrix(JNIEnv* env, jobject clazz, 371 OpenGLRenderer* renderer, SkMatrix* matrix) { 372 renderer->concatMatrix(matrix); 373} 374 375// ---------------------------------------------------------------------------- 376// Drawing 377// ---------------------------------------------------------------------------- 378 379static void android_view_GLES20Canvas_drawBitmap(JNIEnv* env, jobject clazz, 380 OpenGLRenderer* renderer, SkBitmap* bitmap, jfloat left, jfloat top, SkPaint* paint) { 381 renderer->drawBitmap(bitmap, left, top, paint); 382} 383 384static void android_view_GLES20Canvas_drawBitmapRect(JNIEnv* env, jobject clazz, 385 OpenGLRenderer* renderer, SkBitmap* bitmap, 386 float srcLeft, float srcTop, float srcRight, float srcBottom, 387 float dstLeft, float dstTop, float dstRight, float dstBottom, SkPaint* paint) { 388 renderer->drawBitmap(bitmap, srcLeft, srcTop, srcRight, srcBottom, 389 dstLeft, dstTop, dstRight, dstBottom, paint); 390} 391 392static void android_view_GLES20Canvas_drawBitmapMatrix(JNIEnv* env, jobject clazz, 393 OpenGLRenderer* renderer, SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint) { 394 renderer->drawBitmap(bitmap, matrix, paint); 395} 396 397static void android_view_GLES20Canvas_drawBitmapData(JNIEnv* env, jobject clazz, 398 OpenGLRenderer* renderer, jintArray colors, jint offset, jint stride, 399 jfloat left, jfloat top, jint width, jint height, jboolean hasAlpha, SkPaint* paint) { 400 SkBitmap* bitmap = new SkBitmap; 401 bitmap->setConfig(hasAlpha ? SkBitmap::kARGB_8888_Config : SkBitmap::kRGB_565_Config, 402 width, height); 403 404 if (!bitmap->allocPixels()) { 405 delete bitmap; 406 return; 407 } 408 409 if (!GraphicsJNI::SetPixels(env, colors, offset, stride, 0, 0, width, height, *bitmap)) { 410 delete bitmap; 411 return; 412 } 413 414 renderer->drawBitmapData(bitmap, left, top, paint); 415 416 // If the renderer is a deferred renderer it will own the bitmap 417 if (!renderer->isDeferred()) { 418 delete bitmap; 419 } 420} 421 422static void android_view_GLES20Canvas_drawBitmapMesh(JNIEnv* env, jobject clazz, 423 OpenGLRenderer* renderer, SkBitmap* bitmap, jint meshWidth, jint meshHeight, 424 jfloatArray vertices, jint offset, jintArray colors, jint colorOffset, SkPaint* paint) { 425 jfloat* verticesArray = vertices ? env->GetFloatArrayElements(vertices, NULL) + offset : NULL; 426 jint* colorsArray = colors ? env->GetIntArrayElements(colors, NULL) + colorOffset : NULL; 427 428 renderer->drawBitmapMesh(bitmap, meshWidth, meshHeight, verticesArray, colorsArray, paint); 429 430 if (vertices) env->ReleaseFloatArrayElements(vertices, verticesArray, 0); 431 if (colors) env->ReleaseIntArrayElements(colors, colorsArray, 0); 432} 433 434static void android_view_GLES20Canvas_drawPatch(JNIEnv* env, jobject clazz, 435 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray chunks, 436 float left, float top, float right, float bottom, SkPaint* paint) { 437 jbyte* storage = env->GetByteArrayElements(chunks, NULL); 438 Res_png_9patch* patch = reinterpret_cast<Res_png_9patch*>(storage); 439 Res_png_9patch::deserialize(patch); 440 441 renderer->drawPatch(bitmap, patch, left, top, right, bottom, paint); 442 443 env->ReleaseByteArrayElements(chunks, storage, 0); 444} 445 446static void android_view_GLES20Canvas_drawColor(JNIEnv* env, jobject clazz, 447 OpenGLRenderer* renderer, jint color, SkXfermode::Mode mode) { 448 renderer->drawColor(color, mode); 449} 450 451static void android_view_GLES20Canvas_drawRect(JNIEnv* env, jobject clazz, 452 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 453 SkPaint* paint) { 454 renderer->drawRect(left, top, right, bottom, paint); 455} 456 457static void android_view_GLES20Canvas_drawRoundRect(JNIEnv* env, jobject clazz, 458 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 459 jfloat rx, jfloat ry, SkPaint* paint) { 460 renderer->drawRoundRect(left, top, right, bottom, rx, ry, paint); 461} 462 463static void android_view_GLES20Canvas_drawCircle(JNIEnv* env, jobject clazz, 464 OpenGLRenderer* renderer, jfloat x, jfloat y, jfloat radius, SkPaint* paint) { 465 renderer->drawCircle(x, y, radius, paint); 466} 467 468static void android_view_GLES20Canvas_drawOval(JNIEnv* env, jobject clazz, 469 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 470 SkPaint* paint) { 471 renderer->drawOval(left, top, right, bottom, paint); 472} 473 474static void android_view_GLES20Canvas_drawArc(JNIEnv* env, jobject clazz, 475 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 476 jfloat startAngle, jfloat sweepAngle, jboolean useCenter, SkPaint* paint) { 477 renderer->drawArc(left, top, right, bottom, startAngle, sweepAngle, useCenter, paint); 478} 479 480static void android_view_GLES20Canvas_drawRegionAsRects(JNIEnv* env, jobject clazz, 481 OpenGLRenderer* renderer, SkRegion* region, SkPaint* paint) { 482 if (paint->getStyle() != SkPaint::kFill_Style || 483 (paint->isAntiAlias() && !renderer->isCurrentTransformSimple())) { 484 SkRegion::Iterator it(*region); 485 while (!it.done()) { 486 const SkIRect& r = it.rect(); 487 renderer->drawRect(r.fLeft, r.fTop, r.fRight, r.fBottom, paint); 488 it.next(); 489 } 490 } else { 491 int count = 0; 492 Vector<float> rects; 493 SkRegion::Iterator it(*region); 494 while (!it.done()) { 495 const SkIRect& r = it.rect(); 496 rects.push(r.fLeft); 497 rects.push(r.fTop); 498 rects.push(r.fRight); 499 rects.push(r.fBottom); 500 count += 4; 501 it.next(); 502 } 503 renderer->drawRects(rects.array(), count, paint); 504 } 505} 506 507static void android_view_GLES20Canvas_drawRects(JNIEnv* env, jobject clazz, 508 OpenGLRenderer* renderer, jfloatArray rects, jint count, SkPaint* paint) { 509 jfloat* storage = env->GetFloatArrayElements(rects, NULL); 510 renderer->drawRects(storage, count, paint); 511 env->ReleaseFloatArrayElements(rects, storage, 0); 512} 513 514static void android_view_GLES20Canvas_drawPoints(JNIEnv* env, jobject clazz, 515 OpenGLRenderer* renderer, jfloatArray points, jint offset, jint count, SkPaint* paint) { 516 jfloat* storage = env->GetFloatArrayElements(points, NULL); 517 renderer->drawPoints(storage + offset, count, paint); 518 env->ReleaseFloatArrayElements(points, storage, 0); 519} 520 521static void android_view_GLES20Canvas_drawPath(JNIEnv* env, jobject clazz, 522 OpenGLRenderer* renderer, SkPath* path, SkPaint* paint) { 523 renderer->drawPath(path, paint); 524} 525 526static void android_view_GLES20Canvas_drawLines(JNIEnv* env, jobject clazz, 527 OpenGLRenderer* renderer, jfloatArray points, jint offset, jint count, SkPaint* paint) { 528 jfloat* storage = env->GetFloatArrayElements(points, NULL); 529 renderer->drawLines(storage + offset, count, paint); 530 env->ReleaseFloatArrayElements(points, storage, 0); 531} 532 533// ---------------------------------------------------------------------------- 534// Shaders and color filters 535// ---------------------------------------------------------------------------- 536 537static void android_view_GLES20Canvas_resetModifiers(JNIEnv* env, jobject clazz, 538 OpenGLRenderer* renderer, jint modifiers) { 539 if (modifiers & MODIFIER_SHADOW) renderer->resetShadow(); 540 if (modifiers & MODIFIER_SHADER) renderer->resetShader(); 541 if (modifiers & MODIFIER_COLOR_FILTER) renderer->resetColorFilter(); 542} 543 544static void android_view_GLES20Canvas_setupShader(JNIEnv* env, jobject clazz, 545 OpenGLRenderer* renderer, SkiaShader* shader) { 546 renderer->setupShader(shader); 547} 548 549static void android_view_GLES20Canvas_setupColorFilter(JNIEnv* env, jobject clazz, 550 OpenGLRenderer* renderer, SkiaColorFilter* filter) { 551 renderer->setupColorFilter(filter); 552} 553 554static void android_view_GLES20Canvas_setupShadow(JNIEnv* env, jobject clazz, 555 OpenGLRenderer* renderer, jfloat radius, jfloat dx, jfloat dy, jint color) { 556 renderer->setupShadow(radius, dx, dy, color); 557} 558 559// ---------------------------------------------------------------------------- 560// Draw filters 561// ---------------------------------------------------------------------------- 562 563static void android_view_GLES20Canvas_setupPaintFilter(JNIEnv* env, jobject clazz, 564 OpenGLRenderer* renderer, jint clearBits, jint setBits) { 565 renderer->setupPaintFilter(clearBits, setBits); 566} 567 568static void android_view_GLES20Canvas_resetPaintFilter(JNIEnv* env, jobject clazz, 569 OpenGLRenderer* renderer) { 570 renderer->resetPaintFilter(); 571} 572 573// ---------------------------------------------------------------------------- 574// Text 575// ---------------------------------------------------------------------------- 576 577static float xOffsetForTextAlign(SkPaint* paint, float totalAdvance) { 578 switch (paint->getTextAlign()) { 579 case SkPaint::kCenter_Align: 580 return -totalAdvance / 2.0f; 581 break; 582 case SkPaint::kRight_Align: 583 return -totalAdvance; 584 break; 585 default: 586 break; 587 } 588 return 0; 589} 590 591static void renderText(OpenGLRenderer* renderer, const jchar* text, int count, 592 jfloat x, jfloat y, int flags, SkPaint* paint) { 593 sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, 594 text, 0, count, count, flags); 595 if (value == NULL) { 596 return; 597 } 598 const jchar* glyphs = value->getGlyphs(); 599 size_t glyphsCount = value->getGlyphsCount(); 600 jfloat totalAdvance = value->getTotalAdvance(); 601 const float* positions = value->getPos(); 602 int bytesCount = glyphsCount * sizeof(jchar); 603 const SkRect& r = value->getBounds(); 604 android::uirenderer::Rect bounds(r.fLeft, r.fTop, r.fRight, r.fBottom); 605 bounds.translate(x, y); 606 607 renderer->drawText((const char*) glyphs, bytesCount, glyphsCount, 608 x + xOffsetForTextAlign(paint, totalAdvance), y, positions, 609 paint, totalAdvance, bounds); 610} 611 612static void renderTextOnPath(OpenGLRenderer* renderer, const jchar* text, int count, 613 SkPath* path, jfloat hOffset, jfloat vOffset, int flags, SkPaint* paint) { 614 sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, 615 text, 0, count, count, flags); 616 if (value == NULL) { 617 return; 618 } 619 const jchar* glyphs = value->getGlyphs(); 620 size_t glyphsCount = value->getGlyphsCount(); 621 int bytesCount = glyphsCount * sizeof(jchar); 622 renderer->drawTextOnPath((const char*) glyphs, bytesCount, glyphsCount, path, 623 hOffset, vOffset, paint); 624} 625 626static void renderTextRun(OpenGLRenderer* renderer, const jchar* text, 627 jint start, jint count, jint contextCount, jfloat x, jfloat y, 628 int flags, SkPaint* paint) { 629 sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, 630 text, start, count, contextCount, flags); 631 if (value == NULL) { 632 return; 633 } 634 const jchar* glyphs = value->getGlyphs(); 635 size_t glyphsCount = value->getGlyphsCount(); 636 jfloat totalAdvance = value->getTotalAdvance(); 637 const float* positions = value->getPos(); 638 int bytesCount = glyphsCount * sizeof(jchar); 639 const SkRect& r = value->getBounds(); 640 android::uirenderer::Rect bounds(r.fLeft, r.fTop, r.fRight, r.fBottom); 641 bounds.translate(x, y); 642 643 renderer->drawText((const char*) glyphs, bytesCount, glyphsCount, 644 x + xOffsetForTextAlign(paint, totalAdvance), y, positions, 645 paint, totalAdvance, bounds); 646} 647 648static void android_view_GLES20Canvas_drawTextArray(JNIEnv* env, jobject clazz, 649 OpenGLRenderer* renderer, jcharArray text, jint index, jint count, 650 jfloat x, jfloat y, jint flags, SkPaint* paint) { 651 jchar* textArray = env->GetCharArrayElements(text, NULL); 652 renderText(renderer, textArray + index, count, x, y, flags, paint); 653 env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 654} 655 656static void android_view_GLES20Canvas_drawText(JNIEnv* env, jobject clazz, 657 OpenGLRenderer* renderer, jstring text, jint start, jint end, 658 jfloat x, jfloat y, jint flags, SkPaint* paint) { 659 const jchar* textArray = env->GetStringChars(text, NULL); 660 renderText(renderer, textArray + start, end - start, x, y, flags, paint); 661 env->ReleaseStringChars(text, textArray); 662} 663 664static void android_view_GLES20Canvas_drawTextArrayOnPath(JNIEnv* env, jobject clazz, 665 OpenGLRenderer* renderer, jcharArray text, jint index, jint count, 666 SkPath* path, jfloat hOffset, jfloat vOffset, jint flags, SkPaint* paint) { 667 jchar* textArray = env->GetCharArrayElements(text, NULL); 668 renderTextOnPath(renderer, textArray + index, count, path, 669 hOffset, vOffset, flags, paint); 670 env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 671} 672 673static void android_view_GLES20Canvas_drawTextOnPath(JNIEnv* env, jobject clazz, 674 OpenGLRenderer* renderer, jstring text, jint start, jint end, 675 SkPath* path, jfloat hOffset, jfloat vOffset, jint flags, SkPaint* paint) { 676 const jchar* textArray = env->GetStringChars(text, NULL); 677 renderTextOnPath(renderer, textArray + start, end - start, path, 678 hOffset, vOffset, flags, paint); 679 env->ReleaseStringChars(text, textArray); 680} 681 682static void android_view_GLES20Canvas_drawTextRunArray(JNIEnv* env, jobject clazz, 683 OpenGLRenderer* renderer, jcharArray text, jint index, jint count, 684 jint contextIndex, jint contextCount, jfloat x, jfloat y, jint dirFlags, 685 SkPaint* paint) { 686 jchar* textArray = env->GetCharArrayElements(text, NULL); 687 renderTextRun(renderer, textArray + contextIndex, index - contextIndex, 688 count, contextCount, x, y, dirFlags, paint); 689 env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 690 } 691 692static void android_view_GLES20Canvas_drawTextRun(JNIEnv* env, jobject clazz, 693 OpenGLRenderer* renderer, jstring text, jint start, jint end, 694 jint contextStart, int contextEnd, jfloat x, jfloat y, jint dirFlags, 695 SkPaint* paint) { 696 const jchar* textArray = env->GetStringChars(text, NULL); 697 jint count = end - start; 698 jint contextCount = contextEnd - contextStart; 699 renderTextRun(renderer, textArray + contextStart, start - contextStart, 700 count, contextCount, x, y, dirFlags, paint); 701 env->ReleaseStringChars(text, textArray); 702} 703 704static void renderPosText(OpenGLRenderer* renderer, const jchar* text, int count, 705 const jfloat* positions, jint dirFlags, SkPaint* paint) { 706 sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, 707 text, 0, count, count, dirFlags); 708 if (value == NULL) { 709 return; 710 } 711 const jchar* glyphs = value->getGlyphs(); 712 size_t glyphsCount = value->getGlyphsCount(); 713 if (count < int(glyphsCount)) glyphsCount = count; 714 int bytesCount = glyphsCount * sizeof(jchar); 715 716 renderer->drawPosText((const char*) glyphs, bytesCount, glyphsCount, positions, paint); 717} 718 719static void android_view_GLES20Canvas_drawPosTextArray(JNIEnv* env, jobject clazz, 720 OpenGLRenderer* renderer, jcharArray text, jint index, jint count, 721 jfloatArray pos, SkPaint* paint) { 722 jchar* textArray = env->GetCharArrayElements(text, NULL); 723 jfloat* positions = env->GetFloatArrayElements(pos, NULL); 724 725 renderPosText(renderer, textArray + index, count, positions, kBidi_LTR, paint); 726 727 env->ReleaseFloatArrayElements(pos, positions, JNI_ABORT); 728 env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 729} 730 731static void android_view_GLES20Canvas_drawPosText(JNIEnv* env, jobject clazz, 732 OpenGLRenderer* renderer, jstring text, jint start, jint end, 733 jfloatArray pos, SkPaint* paint) { 734 const jchar* textArray = env->GetStringChars(text, NULL); 735 jfloat* positions = env->GetFloatArrayElements(pos, NULL); 736 737 renderPosText(renderer, textArray + start, end - start, positions, kBidi_LTR, paint); 738 739 env->ReleaseFloatArrayElements(pos, positions, JNI_ABORT); 740 env->ReleaseStringChars(text, textArray); 741} 742 743// ---------------------------------------------------------------------------- 744// Display lists 745// ---------------------------------------------------------------------------- 746 747static DisplayList* android_view_GLES20Canvas_getDisplayList(JNIEnv* env, 748 jobject clazz, DisplayListRenderer* renderer, DisplayList* displayList) { 749 return renderer->getDisplayList(displayList); 750} 751 752static OpenGLRenderer* android_view_GLES20Canvas_createDisplayListRenderer(JNIEnv* env, 753 jobject clazz) { 754 return new DisplayListRenderer; 755} 756 757static void android_view_GLES20Canvas_resetDisplayListRenderer(JNIEnv* env, 758 jobject clazz, DisplayListRenderer* renderer) { 759 renderer->reset(); 760} 761 762static jint android_view_GLES20Canvas_drawDisplayList(JNIEnv* env, 763 jobject clazz, OpenGLRenderer* renderer, DisplayList* displayList, 764 jobject dirty, jint flags) { 765 android::uirenderer::Rect bounds; 766 status_t status = renderer->drawDisplayList(displayList, bounds, flags); 767 if (status != DrawGlInfo::kStatusDone && dirty != NULL) { 768 env->CallVoidMethod(dirty, gRectClassInfo.set, 769 int(bounds.left), int(bounds.top), int(bounds.right), int(bounds.bottom)); 770 } 771 return status; 772} 773 774static void android_view_GLES20Canvas_outputDisplayList(JNIEnv* env, 775 jobject clazz, OpenGLRenderer* renderer, DisplayList* displayList) { 776 renderer->outputDisplayList(displayList); 777} 778 779// ---------------------------------------------------------------------------- 780// Layers 781// ---------------------------------------------------------------------------- 782 783static void android_view_GLES20Canvas_interrupt(JNIEnv* env, jobject clazz, 784 OpenGLRenderer* renderer) { 785 renderer->interrupt(); 786} 787 788static void android_view_GLES20Canvas_resume(JNIEnv* env, jobject clazz, 789 OpenGLRenderer* renderer) { 790 renderer->resume(); 791} 792 793static OpenGLRenderer* android_view_GLES20Canvas_createLayerRenderer(JNIEnv* env, 794 jobject clazz, Layer* layer) { 795 if (layer) { 796 OpenGLRenderer* renderer = new LayerRenderer(layer); 797 renderer->initProperties(); 798 return renderer; 799 } 800 return NULL; 801} 802 803static Layer* android_view_GLES20Canvas_createTextureLayer(JNIEnv* env, jobject clazz, 804 jboolean isOpaque, jintArray layerInfo) { 805 Layer* layer = LayerRenderer::createTextureLayer(isOpaque); 806 807 if (layer) { 808 jint* storage = env->GetIntArrayElements(layerInfo, NULL); 809 storage[0] = layer->getTexture(); 810 env->ReleaseIntArrayElements(layerInfo, storage, 0); 811 } 812 813 return layer; 814} 815 816static Layer* android_view_GLES20Canvas_createLayer(JNIEnv* env, jobject clazz, 817 jint width, jint height, jboolean isOpaque, jintArray layerInfo) { 818 Layer* layer = LayerRenderer::createLayer(width, height, isOpaque); 819 820 if (layer) { 821 jint* storage = env->GetIntArrayElements(layerInfo, NULL); 822 storage[0] = layer->getWidth(); 823 storage[1] = layer->getHeight(); 824 env->ReleaseIntArrayElements(layerInfo, storage, 0); 825 } 826 827 return layer; 828} 829 830static bool android_view_GLES20Canvas_resizeLayer(JNIEnv* env, jobject clazz, 831 Layer* layer, jint width, jint height, jintArray layerInfo) { 832 if (LayerRenderer::resizeLayer(layer, width, height)) { 833 jint* storage = env->GetIntArrayElements(layerInfo, NULL); 834 storage[0] = layer->getWidth(); 835 storage[1] = layer->getHeight(); 836 env->ReleaseIntArrayElements(layerInfo, storage, 0); 837 return true; 838 } 839 return false; 840} 841 842static void android_view_GLES20Canvas_setLayerPaint(JNIEnv* env, jobject clazz, 843 Layer* layer, SkPaint* paint) { 844 if (layer) { 845 layer->setPaint(paint); 846 } 847} 848 849static void android_view_GLES20Canvas_setLayerColorFilter(JNIEnv* env, jobject clazz, 850 Layer* layer, SkiaColorFilter* colorFilter) { 851 if (layer) { 852 layer->setColorFilter(colorFilter); 853 } 854} 855 856static void android_view_GLES20Canvas_setOpaqueLayer(JNIEnv* env, jobject clazz, 857 Layer* layer, jboolean isOpaque) { 858 if (layer) { 859 layer->setBlend(!isOpaque); 860 } 861} 862 863static void android_view_GLES20Canvas_updateTextureLayer(JNIEnv* env, jobject clazz, 864 Layer* layer, jint width, jint height, jboolean isOpaque, jobject surface) { 865 float transform[16]; 866 sp<GLConsumer> surfaceTexture(SurfaceTexture_getSurfaceTexture(env, surface)); 867 868 if (surfaceTexture->updateTexImage() == NO_ERROR) { 869 surfaceTexture->getTransformMatrix(transform); 870 GLenum renderTarget = surfaceTexture->getCurrentTextureTarget(); 871 872 LayerRenderer::updateTextureLayer(layer, width, height, isOpaque, renderTarget, transform); 873 } 874} 875 876static void android_view_GLES20Canvas_updateRenderLayer(JNIEnv* env, jobject clazz, 877 Layer* layer, OpenGLRenderer* renderer, DisplayList* displayList, 878 jint left, jint top, jint right, jint bottom) { 879 layer->updateDeferred(renderer, displayList, left, top, right, bottom); 880} 881 882static void android_view_GLES20Canvas_clearLayerTexture(JNIEnv* env, jobject clazz, 883 Layer* layer) { 884 layer->clearTexture(); 885} 886 887static void android_view_GLES20Canvas_setTextureLayerTransform(JNIEnv* env, jobject clazz, 888 Layer* layer, SkMatrix* matrix) { 889 layer->getTransform().load(*matrix); 890} 891 892static void android_view_GLES20Canvas_destroyLayer(JNIEnv* env, jobject clazz, Layer* layer) { 893 LayerRenderer::destroyLayer(layer); 894} 895 896static void android_view_GLES20Canvas_destroyLayerDeferred(JNIEnv* env, 897 jobject clazz, Layer* layer) { 898 LayerRenderer::destroyLayerDeferred(layer); 899} 900 901static void android_view_GLES20Canvas_drawLayer(JNIEnv* env, jobject clazz, 902 OpenGLRenderer* renderer, Layer* layer, jfloat x, jfloat y) { 903 renderer->drawLayer(layer, x, y); 904} 905 906static jboolean android_view_GLES20Canvas_copyLayer(JNIEnv* env, jobject clazz, 907 Layer* layer, SkBitmap* bitmap) { 908 return LayerRenderer::copyLayer(layer, bitmap); 909} 910 911static void android_view_GLES20Canvas_pushLayerUpdate(JNIEnv* env, jobject clazz, 912 OpenGLRenderer* renderer, Layer* layer) { 913 renderer->pushLayerUpdate(layer); 914} 915 916static void android_view_GLES20Canvas_clearLayerUpdates(JNIEnv* env, jobject clazz, 917 OpenGLRenderer* renderer) { 918 renderer->clearLayerUpdates(); 919} 920 921static void android_view_GLES20Canvas_flushLayerUpdates(JNIEnv* env, jobject clazz, 922 OpenGLRenderer* renderer) { 923 renderer->flushLayerUpdates(); 924} 925 926#endif // USE_OPENGL_RENDERER 927 928// ---------------------------------------------------------------------------- 929// Common 930// ---------------------------------------------------------------------------- 931 932static jboolean android_view_GLES20Canvas_isAvailable(JNIEnv* env, jobject clazz) { 933#ifdef USE_OPENGL_RENDERER 934 char prop[PROPERTY_VALUE_MAX]; 935 if (property_get("ro.kernel.qemu", prop, NULL) == 0) { 936 // not in the emulator 937 return JNI_TRUE; 938 } 939 // In the emulator this property will be set to 1 when hardware GLES is 940 // enabled, 0 otherwise. On old emulator versions it will be undefined. 941 property_get("ro.kernel.qemu.gles", prop, "0"); 942 return atoi(prop) == 1 ? JNI_TRUE : JNI_FALSE; 943#else 944 return JNI_FALSE; 945#endif 946} 947 948// ---------------------------------------------------------------------------- 949// Logging 950// ---------------------------------------------------------------------------- 951 952static void 953android_app_ActivityThread_dumpGraphics(JNIEnv* env, jobject clazz, jobject javaFileDescriptor) { 954#ifdef USE_OPENGL_RENDERER 955 int fd = jniGetFDFromFileDescriptor(env, javaFileDescriptor); 956 android::uirenderer::DisplayList::outputLogBuffer(fd); 957#endif // USE_OPENGL_RENDERER 958} 959 960// ---------------------------------------------------------------------------- 961// JNI Glue 962// ---------------------------------------------------------------------------- 963 964const char* const kClassPathName = "android/view/GLES20Canvas"; 965 966static JNINativeMethod gMethods[] = { 967 { "nIsAvailable", "()Z", (void*) android_view_GLES20Canvas_isAvailable }, 968 969#ifdef USE_OPENGL_RENDERER 970 { "nFlushCaches", "(I)V", (void*) android_view_GLES20Canvas_flushCaches }, 971 { "nInitCaches", "()Z", (void*) android_view_GLES20Canvas_initCaches }, 972 { "nTerminateCaches", "()V", (void*) android_view_GLES20Canvas_terminateCaches }, 973 974 { "nInitAtlas", "(Landroid/view/GraphicBuffer;[II)V", 975 (void*) android_view_GLES20Canvas_initAtlas }, 976 977 { "nCreateRenderer", "()I", (void*) android_view_GLES20Canvas_createRenderer }, 978 { "nDestroyRenderer", "(I)V", (void*) android_view_GLES20Canvas_destroyRenderer }, 979 { "nSetViewport", "(III)V", (void*) android_view_GLES20Canvas_setViewport }, 980 { "nPrepare", "(IZ)I", (void*) android_view_GLES20Canvas_prepare }, 981 { "nPrepareDirty", "(IIIIIZ)I", (void*) android_view_GLES20Canvas_prepareDirty }, 982 { "nFinish", "(I)V", (void*) android_view_GLES20Canvas_finish }, 983 { "nSetName", "(ILjava/lang/String;)V", 984 (void*) android_view_GLES20Canvas_setName }, 985 986 { "nSetCountOverdrawEnabled", "(IZ)V", (void*) android_view_GLES20Canvas_setCountOverdrawEnabled }, 987 { "nGetOverdraw", "(I)F", (void*) android_view_GLES20Canvas_getOverdraw }, 988 989 { "nGetStencilSize", "()I", (void*) android_view_GLES20Canvas_getStencilSize }, 990 991 { "nCallDrawGLFunction", "(II)I", (void*) android_view_GLES20Canvas_callDrawGLFunction }, 992 { "nDetachFunctor", "(II)V", (void*) android_view_GLES20Canvas_detachFunctor }, 993 { "nAttachFunctor", "(II)V", (void*) android_view_GLES20Canvas_attachFunctor }, 994 { "nInvokeFunctors", "(ILandroid/graphics/Rect;)I", 995 (void*) android_view_GLES20Canvas_invokeFunctors }, 996 997 { "nSave", "(II)I", (void*) android_view_GLES20Canvas_save }, 998 { "nRestore", "(I)V", (void*) android_view_GLES20Canvas_restore }, 999 { "nRestoreToCount", "(II)V", (void*) android_view_GLES20Canvas_restoreToCount }, 1000 { "nGetSaveCount", "(I)I", (void*) android_view_GLES20Canvas_getSaveCount }, 1001 1002 { "nSaveLayer", "(IFFFFII)I", (void*) android_view_GLES20Canvas_saveLayer }, 1003 { "nSaveLayer", "(III)I", (void*) android_view_GLES20Canvas_saveLayerClip }, 1004 { "nSaveLayerAlpha", "(IFFFFII)I", (void*) android_view_GLES20Canvas_saveLayerAlpha }, 1005 { "nSaveLayerAlpha", "(III)I", (void*) android_view_GLES20Canvas_saveLayerAlphaClip }, 1006 1007 { "nQuickReject", "(IFFFF)Z", (void*) android_view_GLES20Canvas_quickReject }, 1008 { "nClipRect", "(IFFFFI)Z", (void*) android_view_GLES20Canvas_clipRectF }, 1009 { "nClipRect", "(IIIIII)Z", (void*) android_view_GLES20Canvas_clipRect }, 1010 { "nClipPath", "(III)Z", (void*) android_view_GLES20Canvas_clipPath }, 1011 { "nClipRegion", "(III)Z", (void*) android_view_GLES20Canvas_clipRegion }, 1012 1013 { "nTranslate", "(IFF)V", (void*) android_view_GLES20Canvas_translate }, 1014 { "nRotate", "(IF)V", (void*) android_view_GLES20Canvas_rotate }, 1015 { "nScale", "(IFF)V", (void*) android_view_GLES20Canvas_scale }, 1016 { "nSkew", "(IFF)V", (void*) android_view_GLES20Canvas_skew }, 1017 1018 { "nSetMatrix", "(II)V", (void*) android_view_GLES20Canvas_setMatrix }, 1019 { "nGetMatrix", "(II)V", (void*) android_view_GLES20Canvas_getMatrix }, 1020 { "nConcatMatrix", "(II)V", (void*) android_view_GLES20Canvas_concatMatrix }, 1021 1022 { "nDrawBitmap", "(IIFFI)V", (void*) android_view_GLES20Canvas_drawBitmap }, 1023 { "nDrawBitmap", "(IIFFFFFFFFI)V", (void*) android_view_GLES20Canvas_drawBitmapRect }, 1024 { "nDrawBitmap", "(IIII)V", (void*) android_view_GLES20Canvas_drawBitmapMatrix }, 1025 { "nDrawBitmap", "(I[IIIFFIIZI)V", (void*) android_view_GLES20Canvas_drawBitmapData }, 1026 1027 { "nDrawBitmapMesh", "(IIII[FI[III)V", (void*) android_view_GLES20Canvas_drawBitmapMesh }, 1028 1029 { "nDrawPatch", "(II[BFFFFI)V", (void*) android_view_GLES20Canvas_drawPatch }, 1030 1031 { "nDrawColor", "(III)V", (void*) android_view_GLES20Canvas_drawColor }, 1032 { "nDrawRect", "(IFFFFI)V", (void*) android_view_GLES20Canvas_drawRect }, 1033 { "nDrawRects", "(III)V", (void*) android_view_GLES20Canvas_drawRegionAsRects }, 1034 { "nDrawRects", "(I[FII)V", (void*) android_view_GLES20Canvas_drawRects }, 1035 { "nDrawRoundRect", "(IFFFFFFI)V", (void*) android_view_GLES20Canvas_drawRoundRect }, 1036 { "nDrawCircle", "(IFFFI)V", (void*) android_view_GLES20Canvas_drawCircle }, 1037 { "nDrawOval", "(IFFFFI)V", (void*) android_view_GLES20Canvas_drawOval }, 1038 { "nDrawArc", "(IFFFFFFZI)V", (void*) android_view_GLES20Canvas_drawArc }, 1039 { "nDrawPoints", "(I[FIII)V", (void*) android_view_GLES20Canvas_drawPoints }, 1040 1041 { "nDrawPath", "(III)V", (void*) android_view_GLES20Canvas_drawPath }, 1042 { "nDrawLines", "(I[FIII)V", (void*) android_view_GLES20Canvas_drawLines }, 1043 1044 { "nResetModifiers", "(II)V", (void*) android_view_GLES20Canvas_resetModifiers }, 1045 { "nSetupShader", "(II)V", (void*) android_view_GLES20Canvas_setupShader }, 1046 { "nSetupColorFilter", "(II)V", (void*) android_view_GLES20Canvas_setupColorFilter }, 1047 { "nSetupShadow", "(IFFFI)V", (void*) android_view_GLES20Canvas_setupShadow }, 1048 1049 { "nSetupPaintFilter", "(III)V", (void*) android_view_GLES20Canvas_setupPaintFilter }, 1050 { "nResetPaintFilter", "(I)V", (void*) android_view_GLES20Canvas_resetPaintFilter }, 1051 1052 { "nDrawText", "(I[CIIFFII)V", (void*) android_view_GLES20Canvas_drawTextArray }, 1053 { "nDrawText", "(ILjava/lang/String;IIFFII)V", 1054 (void*) android_view_GLES20Canvas_drawText }, 1055 1056 { "nDrawTextOnPath", "(I[CIIIFFII)V", (void*) android_view_GLES20Canvas_drawTextArrayOnPath }, 1057 { "nDrawTextOnPath", "(ILjava/lang/String;IIIFFII)V", 1058 (void*) android_view_GLES20Canvas_drawTextOnPath }, 1059 1060 { "nDrawTextRun", "(I[CIIIIFFII)V", (void*) android_view_GLES20Canvas_drawTextRunArray }, 1061 { "nDrawTextRun", "(ILjava/lang/String;IIIIFFII)V", 1062 (void*) android_view_GLES20Canvas_drawTextRun }, 1063 1064 { "nDrawPosText", "(I[CII[FI)V", (void*) android_view_GLES20Canvas_drawPosTextArray }, 1065 { "nDrawPosText", "(ILjava/lang/String;II[FI)V", 1066 (void*) android_view_GLES20Canvas_drawPosText }, 1067 1068 { "nGetClipBounds", "(ILandroid/graphics/Rect;)Z", 1069 (void*) android_view_GLES20Canvas_getClipBounds }, 1070 1071 { "nGetDisplayList", "(II)I", (void*) android_view_GLES20Canvas_getDisplayList }, 1072 { "nOutputDisplayList", "(II)V", (void*) android_view_GLES20Canvas_outputDisplayList }, 1073 { "nDrawDisplayList", "(IILandroid/graphics/Rect;I)I", 1074 (void*) android_view_GLES20Canvas_drawDisplayList }, 1075 1076 { "nCreateDisplayListRenderer", "()I", (void*) android_view_GLES20Canvas_createDisplayListRenderer }, 1077 { "nResetDisplayListRenderer", "(I)V", (void*) android_view_GLES20Canvas_resetDisplayListRenderer }, 1078 1079 { "nInterrupt", "(I)V", (void*) android_view_GLES20Canvas_interrupt }, 1080 { "nResume", "(I)V", (void*) android_view_GLES20Canvas_resume }, 1081 1082 { "nCreateLayerRenderer", "(I)I", (void*) android_view_GLES20Canvas_createLayerRenderer }, 1083 { "nCreateLayer", "(IIZ[I)I", (void*) android_view_GLES20Canvas_createLayer }, 1084 { "nResizeLayer", "(III[I)Z" , (void*) android_view_GLES20Canvas_resizeLayer }, 1085 { "nSetLayerPaint", "(II)V", (void*) android_view_GLES20Canvas_setLayerPaint }, 1086 { "nSetLayerColorFilter", "(II)V", (void*) android_view_GLES20Canvas_setLayerColorFilter }, 1087 { "nSetOpaqueLayer", "(IZ)V", (void*) android_view_GLES20Canvas_setOpaqueLayer }, 1088 { "nCreateTextureLayer", "(Z[I)I", (void*) android_view_GLES20Canvas_createTextureLayer }, 1089 { "nUpdateTextureLayer", "(IIIZLandroid/graphics/SurfaceTexture;)V", 1090 (void*) android_view_GLES20Canvas_updateTextureLayer }, 1091 { "nUpdateRenderLayer", "(IIIIIII)V", (void*) android_view_GLES20Canvas_updateRenderLayer }, 1092 { "nClearLayerTexture", "(I)V", (void*) android_view_GLES20Canvas_clearLayerTexture }, 1093 { "nDestroyLayer", "(I)V", (void*) android_view_GLES20Canvas_destroyLayer }, 1094 { "nDestroyLayerDeferred", "(I)V", (void*) android_view_GLES20Canvas_destroyLayerDeferred }, 1095 { "nDrawLayer", "(IIFF)V", (void*) android_view_GLES20Canvas_drawLayer }, 1096 { "nCopyLayer", "(II)Z", (void*) android_view_GLES20Canvas_copyLayer }, 1097 { "nClearLayerUpdates", "(I)V", (void*) android_view_GLES20Canvas_clearLayerUpdates }, 1098 { "nFlushLayerUpdates", "(I)V", (void*) android_view_GLES20Canvas_flushLayerUpdates }, 1099 { "nPushLayerUpdate", "(II)V", (void*) android_view_GLES20Canvas_pushLayerUpdate }, 1100 1101 { "nSetTextureLayerTransform", "(II)V", (void*) android_view_GLES20Canvas_setTextureLayerTransform }, 1102 1103 { "nGetMaximumTextureWidth", "()I", (void*) android_view_GLES20Canvas_getMaxTextureWidth }, 1104 { "nGetMaximumTextureHeight", "()I", (void*) android_view_GLES20Canvas_getMaxTextureHeight }, 1105 1106#endif 1107}; 1108 1109static JNINativeMethod gActivityThreadMethods[] = { 1110 { "dumpGraphicsInfo", "(Ljava/io/FileDescriptor;)V", 1111 (void*) android_app_ActivityThread_dumpGraphics } 1112}; 1113 1114 1115#ifdef USE_OPENGL_RENDERER 1116 #define FIND_CLASS(var, className) \ 1117 var = env->FindClass(className); \ 1118 LOG_FATAL_IF(! var, "Unable to find class " className); 1119 1120 #define GET_METHOD_ID(var, clazz, methodName, methodDescriptor) \ 1121 var = env->GetMethodID(clazz, methodName, methodDescriptor); \ 1122 LOG_FATAL_IF(! var, "Unable to find method " methodName); 1123#else 1124 #define FIND_CLASS(var, className) 1125 #define GET_METHOD_ID(var, clazz, methodName, methodDescriptor) 1126#endif 1127 1128int register_android_view_GLES20Canvas(JNIEnv* env) { 1129 jclass clazz; 1130 FIND_CLASS(clazz, "android/graphics/Rect"); 1131 GET_METHOD_ID(gRectClassInfo.set, clazz, "set", "(IIII)V"); 1132 1133 return AndroidRuntime::registerNativeMethods(env, kClassPathName, gMethods, NELEM(gMethods)); 1134} 1135 1136const char* const kActivityThreadPathName = "android/app/ActivityThread"; 1137 1138int register_android_app_ActivityThread(JNIEnv* env) { 1139 return AndroidRuntime::registerNativeMethods(env, kActivityThreadPathName, 1140 gActivityThreadMethods, NELEM(gActivityThreadMethods)); 1141} 1142 1143}; 1144