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 <EGL/egl.h> 20 21#include "jni.h" 22#include "GraphicsJNI.h" 23#include <nativehelper/JNIHelp.h> 24 25#include <android_runtime/AndroidRuntime.h> 26#include <android_runtime/android_graphics_SurfaceTexture.h> 27#include <gui/SurfaceTexture.h> 28 29#include <androidfw/ResourceTypes.h> 30 31#include <private/hwui/DrawGlInfo.h> 32 33#include <cutils/properties.h> 34 35#include <SkBitmap.h> 36#include <SkCanvas.h> 37#include <SkMatrix.h> 38#include <SkPaint.h> 39#include <SkRegion.h> 40#include <SkScalerContext.h> 41#include <SkTemplates.h> 42#include <SkXfermode.h> 43 44#include <DisplayListRenderer.h> 45#include <LayerRenderer.h> 46#include <OpenGLRenderer.h> 47#include <SkiaShader.h> 48#include <SkiaColorFilter.h> 49#include <Stencil.h> 50#include <Rect.h> 51 52#include <TextLayout.h> 53#include <TextLayoutCache.h> 54 55namespace android { 56 57using namespace uirenderer; 58 59/** 60 * Note: OpenGLRenderer JNI layer is generated and compiled only on supported 61 * devices. This means all the logic must be compiled only when the 62 * preprocessor variable USE_OPENGL_RENDERER is defined. 63 */ 64#ifdef USE_OPENGL_RENDERER 65 66// ---------------------------------------------------------------------------- 67// Defines 68// ---------------------------------------------------------------------------- 69 70// Debug 71#define DEBUG_RENDERER 0 72 73// Debug 74#if DEBUG_RENDERER 75 #define RENDERER_LOGD(...) ALOGD(__VA_ARGS__) 76#else 77 #define RENDERER_LOGD(...) 78#endif 79 80#define MODIFIER_SHADOW 1 81#define MODIFIER_SHADER 2 82#define MODIFIER_COLOR_FILTER 4 83 84// ---------------------------------------------------------------------------- 85 86static struct { 87 jmethodID set; 88} gRectClassInfo; 89 90// ---------------------------------------------------------------------------- 91// Caching 92// ---------------------------------------------------------------------------- 93 94static void android_view_GLES20Canvas_flushCaches(JNIEnv* env, jobject clazz, 95 Caches::FlushMode mode) { 96 if (Caches::hasInstance()) { 97 Caches::getInstance().flush(mode); 98 } 99} 100 101static void android_view_GLES20Canvas_initCaches(JNIEnv* env, jobject clazz) { 102 if (Caches::hasInstance()) { 103 Caches::getInstance().init(); 104 } 105} 106 107static void android_view_GLES20Canvas_terminateCaches(JNIEnv* env, jobject clazz) { 108 if (Caches::hasInstance()) { 109 Caches::getInstance().terminate(); 110 } 111} 112 113// ---------------------------------------------------------------------------- 114// Constructors 115// ---------------------------------------------------------------------------- 116 117static OpenGLRenderer* android_view_GLES20Canvas_createRenderer(JNIEnv* env, jobject clazz) { 118 RENDERER_LOGD("Create OpenGLRenderer"); 119 OpenGLRenderer* renderer = new OpenGLRenderer(); 120 renderer->initProperties(); 121 return renderer; 122} 123 124static void android_view_GLES20Canvas_destroyRenderer(JNIEnv* env, jobject clazz, 125 OpenGLRenderer* renderer) { 126 RENDERER_LOGD("Destroy OpenGLRenderer"); 127 delete renderer; 128} 129 130// ---------------------------------------------------------------------------- 131// Setup 132// ---------------------------------------------------------------------------- 133 134static void android_view_GLES20Canvas_setViewport(JNIEnv* env, jobject clazz, 135 OpenGLRenderer* renderer, jint width, jint height) { 136 renderer->setViewport(width, height); 137} 138 139static int android_view_GLES20Canvas_prepare(JNIEnv* env, jobject clazz, 140 OpenGLRenderer* renderer, jboolean opaque) { 141 return renderer->prepare(opaque); 142} 143 144static int android_view_GLES20Canvas_prepareDirty(JNIEnv* env, jobject clazz, 145 OpenGLRenderer* renderer, jint left, jint top, jint right, jint bottom, 146 jboolean opaque) { 147 return renderer->prepareDirty(left, top, right, bottom, opaque); 148} 149 150static void android_view_GLES20Canvas_finish(JNIEnv* env, jobject clazz, 151 OpenGLRenderer* renderer) { 152 renderer->finish(); 153} 154 155static jint android_view_GLES20Canvas_getStencilSize(JNIEnv* env, jobject clazz) { 156 return Stencil::getStencilSize(); 157} 158 159// ---------------------------------------------------------------------------- 160// Functor 161// ---------------------------------------------------------------------------- 162 163static jint android_view_GLES20Canvas_callDrawGLFunction(JNIEnv* env, jobject clazz, 164 OpenGLRenderer* renderer, Functor* functor) { 165 android::uirenderer::Rect dirty; 166 return renderer->callDrawGLFunction(functor, dirty); 167} 168 169static void android_view_GLES20Canvas_detachFunctor(JNIEnv* env, 170 jobject clazz, OpenGLRenderer* renderer, Functor* functor) { 171 renderer->detachFunctor(functor); 172} 173 174static void android_view_GLES20Canvas_attachFunctor(JNIEnv* env, 175 jobject clazz, OpenGLRenderer* renderer, Functor* functor) { 176 renderer->attachFunctor(functor); 177} 178 179static jint android_view_GLES20Canvas_invokeFunctors(JNIEnv* env, 180 jobject clazz, OpenGLRenderer* renderer, jobject dirty) { 181 android::uirenderer::Rect bounds; 182 status_t status = renderer->invokeFunctors(bounds); 183 if (status != DrawGlInfo::kStatusDone && dirty != NULL) { 184 env->CallVoidMethod(dirty, gRectClassInfo.set, 185 int(bounds.left), int(bounds.top), int(bounds.right), int(bounds.bottom)); 186 } 187 return status; 188} 189 190// ---------------------------------------------------------------------------- 191// Misc 192// ---------------------------------------------------------------------------- 193 194static jint android_view_GLES20Canvas_getMaxTextureWidth(JNIEnv* env, jobject clazz) { 195 return Caches::getInstance().maxTextureSize; 196} 197 198static jint android_view_GLES20Canvas_getMaxTextureHeight(JNIEnv* env, jobject clazz) { 199 return Caches::getInstance().maxTextureSize; 200} 201 202// ---------------------------------------------------------------------------- 203// State 204// ---------------------------------------------------------------------------- 205 206static jint android_view_GLES20Canvas_save(JNIEnv* env, jobject clazz, OpenGLRenderer* renderer, 207 jint flags) { 208 return renderer->save(flags); 209} 210 211static jint android_view_GLES20Canvas_getSaveCount(JNIEnv* env, jobject clazz, 212 OpenGLRenderer* renderer) { 213 return renderer->getSaveCount(); 214} 215 216static void android_view_GLES20Canvas_restore(JNIEnv* env, jobject clazz, 217 OpenGLRenderer* renderer) { 218 renderer->restore(); 219} 220 221static void android_view_GLES20Canvas_restoreToCount(JNIEnv* env, jobject clazz, 222 OpenGLRenderer* renderer, jint saveCount) { 223 renderer->restoreToCount(saveCount); 224} 225 226// ---------------------------------------------------------------------------- 227// Layers 228// ---------------------------------------------------------------------------- 229 230static jint android_view_GLES20Canvas_saveLayer(JNIEnv* env, jobject clazz, 231 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 232 SkPaint* paint, jint saveFlags) { 233 return renderer->saveLayer(left, top, right, bottom, paint, saveFlags); 234} 235 236static jint android_view_GLES20Canvas_saveLayerClip(JNIEnv* env, jobject clazz, 237 OpenGLRenderer* renderer, SkPaint* paint, jint saveFlags) { 238 const android::uirenderer::Rect& bounds(renderer->getClipBounds()); 239 return renderer->saveLayer(bounds.left, bounds.top, bounds.right, bounds.bottom, 240 paint, saveFlags); 241} 242 243static jint android_view_GLES20Canvas_saveLayerAlpha(JNIEnv* env, jobject clazz, 244 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 245 jint alpha, jint saveFlags) { 246 return renderer->saveLayerAlpha(left, top, right, bottom, alpha, saveFlags); 247} 248 249static jint android_view_GLES20Canvas_saveLayerAlphaClip(JNIEnv* env, jobject clazz, 250 OpenGLRenderer* renderer, jint alpha, jint saveFlags) { 251 const android::uirenderer::Rect& bounds(renderer->getClipBounds()); 252 return renderer->saveLayerAlpha(bounds.left, bounds.top, bounds.right, bounds.bottom, 253 alpha, saveFlags); 254} 255 256// ---------------------------------------------------------------------------- 257// Clipping 258// ---------------------------------------------------------------------------- 259 260static bool android_view_GLES20Canvas_quickReject(JNIEnv* env, jobject clazz, 261 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 262 SkCanvas::EdgeType edge) { 263 return renderer->quickReject(left, top, right, bottom); 264} 265 266static bool android_view_GLES20Canvas_clipRectF(JNIEnv* env, jobject clazz, 267 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 268 SkRegion::Op op) { 269 return renderer->clipRect(left, top, right, bottom, op); 270} 271 272static bool android_view_GLES20Canvas_clipRect(JNIEnv* env, jobject clazz, 273 OpenGLRenderer* renderer, jint left, jint top, jint right, jint bottom, 274 SkRegion::Op op) { 275 return renderer->clipRect(float(left), float(top), float(right), float(bottom), op); 276} 277 278static bool android_view_GLES20Canvas_getClipBounds(JNIEnv* env, jobject clazz, 279 OpenGLRenderer* renderer, jobject rect) { 280 const android::uirenderer::Rect& bounds(renderer->getClipBounds()); 281 282 env->CallVoidMethod(rect, gRectClassInfo.set, 283 int(bounds.left), int(bounds.top), int(bounds.right), int(bounds.bottom)); 284 285 return !bounds.isEmpty(); 286} 287 288// ---------------------------------------------------------------------------- 289// Transforms 290// ---------------------------------------------------------------------------- 291 292static void android_view_GLES20Canvas_translate(JNIEnv* env, jobject clazz, 293 OpenGLRenderer* renderer, jfloat dx, jfloat dy) { 294 renderer->translate(dx, dy); 295} 296 297static void android_view_GLES20Canvas_rotate(JNIEnv* env, jobject clazz, 298 OpenGLRenderer* renderer, jfloat degrees) { 299 renderer->rotate(degrees); 300} 301 302static void android_view_GLES20Canvas_scale(JNIEnv* env, jobject clazz, 303 OpenGLRenderer* renderer, jfloat sx, jfloat sy) { 304 renderer->scale(sx, sy); 305} 306 307static void android_view_GLES20Canvas_skew(JNIEnv* env, jobject clazz, 308 OpenGLRenderer* renderer, jfloat sx, jfloat sy) { 309 renderer->skew(sx, sy); 310} 311 312static void android_view_GLES20Canvas_setMatrix(JNIEnv* env, jobject clazz, 313 OpenGLRenderer* renderer, SkMatrix* matrix) { 314 renderer->setMatrix(matrix); 315} 316 317static void android_view_GLES20Canvas_getMatrix(JNIEnv* env, jobject clazz, 318 OpenGLRenderer* renderer, SkMatrix* matrix) { 319 renderer->getMatrix(matrix); 320} 321 322static void android_view_GLES20Canvas_concatMatrix(JNIEnv* env, jobject clazz, 323 OpenGLRenderer* renderer, SkMatrix* matrix) { 324 renderer->concatMatrix(matrix); 325} 326 327// ---------------------------------------------------------------------------- 328// Drawing 329// ---------------------------------------------------------------------------- 330 331static void android_view_GLES20Canvas_drawBitmap(JNIEnv* env, jobject clazz, 332 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, 333 jfloat left, jfloat top, SkPaint* paint) { 334 // This object allows the renderer to allocate a global JNI ref to the buffer object. 335 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 336 337 renderer->drawBitmap(bitmap, left, top, paint); 338} 339 340static void android_view_GLES20Canvas_drawBitmapRect(JNIEnv* env, jobject clazz, 341 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, 342 float srcLeft, float srcTop, float srcRight, float srcBottom, 343 float dstLeft, float dstTop, float dstRight, float dstBottom, SkPaint* paint) { 344 // This object allows the renderer to allocate a global JNI ref to the buffer object. 345 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 346 347 renderer->drawBitmap(bitmap, srcLeft, srcTop, srcRight, srcBottom, 348 dstLeft, dstTop, dstRight, dstBottom, paint); 349} 350 351static void android_view_GLES20Canvas_drawBitmapMatrix(JNIEnv* env, jobject clazz, 352 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, SkMatrix* matrix, 353 SkPaint* paint) { 354 // This object allows the renderer to allocate a global JNI ref to the buffer object. 355 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 356 357 renderer->drawBitmap(bitmap, matrix, paint); 358} 359 360static void android_view_GLES20Canvas_drawBitmapData(JNIEnv* env, jobject clazz, 361 OpenGLRenderer* renderer, jintArray colors, jint offset, jint stride, 362 jfloat left, jfloat top, jint width, jint height, jboolean hasAlpha, SkPaint* paint) { 363 SkBitmap* bitmap = new SkBitmap; 364 bitmap->setConfig(hasAlpha ? SkBitmap::kARGB_8888_Config : SkBitmap::kRGB_565_Config, 365 width, height); 366 367 if (!bitmap->allocPixels()) { 368 delete bitmap; 369 return; 370 } 371 372 if (!GraphicsJNI::SetPixels(env, colors, offset, stride, 0, 0, width, height, *bitmap)) { 373 delete bitmap; 374 return; 375 } 376 377 renderer->drawBitmapData(bitmap, left, top, paint); 378 379 // If the renderer is a deferred renderer it will own the bitmap 380 if (!renderer->isDeferred()) { 381 delete bitmap; 382 } 383} 384 385static void android_view_GLES20Canvas_drawBitmapMesh(JNIEnv* env, jobject clazz, 386 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, 387 jint meshWidth, jint meshHeight, jfloatArray vertices, jint offset, 388 jintArray colors, jint colorOffset, SkPaint* paint) { 389 // This object allows the renderer to allocate a global JNI ref to the buffer object. 390 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 391 392 jfloat* verticesArray = vertices ? env->GetFloatArrayElements(vertices, NULL) + offset : NULL; 393 jint* colorsArray = colors ? env->GetIntArrayElements(colors, NULL) + colorOffset : NULL; 394 395 renderer->drawBitmapMesh(bitmap, meshWidth, meshHeight, verticesArray, colorsArray, paint); 396 397 if (vertices) env->ReleaseFloatArrayElements(vertices, verticesArray, 0); 398 if (colors) env->ReleaseIntArrayElements(colors, colorsArray, 0); 399} 400 401static void android_view_GLES20Canvas_drawPatch(JNIEnv* env, jobject clazz, 402 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, jbyteArray chunks, 403 float left, float top, float right, float bottom, SkPaint* paint) { 404 // This object allows the renderer to allocate a global JNI ref to the buffer object. 405 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 406 407 jbyte* storage = env->GetByteArrayElements(chunks, NULL); 408 Res_png_9patch* patch = reinterpret_cast<Res_png_9patch*>(storage); 409 Res_png_9patch::deserialize(patch); 410 411 renderer->drawPatch(bitmap, &patch->xDivs[0], &patch->yDivs[0], 412 &patch->colors[0], patch->numXDivs, patch->numYDivs, patch->numColors, 413 left, top, right, bottom, paint); 414 415 env->ReleaseByteArrayElements(chunks, storage, 0); 416} 417 418static void android_view_GLES20Canvas_drawColor(JNIEnv* env, jobject clazz, 419 OpenGLRenderer* renderer, jint color, SkXfermode::Mode mode) { 420 renderer->drawColor(color, mode); 421} 422 423static void android_view_GLES20Canvas_drawRect(JNIEnv* env, jobject clazz, 424 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 425 SkPaint* paint) { 426 renderer->drawRect(left, top, right, bottom, paint); 427} 428 429static void android_view_GLES20Canvas_drawRoundRect(JNIEnv* env, jobject clazz, 430 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 431 jfloat rx, jfloat ry, SkPaint* paint) { 432 renderer->drawRoundRect(left, top, right, bottom, rx, ry, paint); 433} 434 435static void android_view_GLES20Canvas_drawCircle(JNIEnv* env, jobject clazz, 436 OpenGLRenderer* renderer, jfloat x, jfloat y, jfloat radius, SkPaint* paint) { 437 renderer->drawCircle(x, y, radius, paint); 438} 439 440static void android_view_GLES20Canvas_drawOval(JNIEnv* env, jobject clazz, 441 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 442 SkPaint* paint) { 443 renderer->drawOval(left, top, right, bottom, paint); 444} 445 446static void android_view_GLES20Canvas_drawArc(JNIEnv* env, jobject clazz, 447 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 448 jfloat startAngle, jfloat sweepAngle, jboolean useCenter, SkPaint* paint) { 449 renderer->drawArc(left, top, right, bottom, startAngle, sweepAngle, useCenter, paint); 450} 451 452static void android_view_GLES20Canvas_drawRects(JNIEnv* env, jobject clazz, 453 OpenGLRenderer* renderer, SkRegion* region, SkPaint* paint) { 454 SkRegion::Iterator it(*region); 455 while (!it.done()) { 456 const SkIRect& r = it.rect(); 457 renderer->drawRect(r.fLeft, r.fTop, r.fRight, r.fBottom, paint); 458 it.next(); 459 } 460} 461 462static void android_view_GLES20Canvas_drawPoints(JNIEnv* env, jobject clazz, 463 OpenGLRenderer* renderer, jfloatArray points, jint offset, jint count, SkPaint* paint) { 464 jfloat* storage = env->GetFloatArrayElements(points, NULL); 465 renderer->drawPoints(storage + offset, count, paint); 466 env->ReleaseFloatArrayElements(points, storage, 0); 467} 468 469static void android_view_GLES20Canvas_drawPath(JNIEnv* env, jobject clazz, 470 OpenGLRenderer* renderer, SkPath* path, SkPaint* paint) { 471 renderer->drawPath(path, paint); 472} 473 474static void android_view_GLES20Canvas_drawLines(JNIEnv* env, jobject clazz, 475 OpenGLRenderer* renderer, jfloatArray points, jint offset, jint count, SkPaint* paint) { 476 jfloat* storage = env->GetFloatArrayElements(points, NULL); 477 renderer->drawLines(storage + offset, count, paint); 478 env->ReleaseFloatArrayElements(points, storage, 0); 479} 480 481// ---------------------------------------------------------------------------- 482// Shaders and color filters 483// ---------------------------------------------------------------------------- 484 485static void android_view_GLES20Canvas_resetModifiers(JNIEnv* env, jobject clazz, 486 OpenGLRenderer* renderer, jint modifiers) { 487 if (modifiers & MODIFIER_SHADOW) renderer->resetShadow(); 488 if (modifiers & MODIFIER_SHADER) renderer->resetShader(); 489 if (modifiers & MODIFIER_COLOR_FILTER) renderer->resetColorFilter(); 490} 491 492static void android_view_GLES20Canvas_setupShader(JNIEnv* env, jobject clazz, 493 OpenGLRenderer* renderer, SkiaShader* shader) { 494 renderer->setupShader(shader); 495} 496 497static void android_view_GLES20Canvas_setupColorFilter(JNIEnv* env, jobject clazz, 498 OpenGLRenderer* renderer, SkiaColorFilter* filter) { 499 renderer->setupColorFilter(filter); 500} 501 502static void android_view_GLES20Canvas_setupShadow(JNIEnv* env, jobject clazz, 503 OpenGLRenderer* renderer, jfloat radius, jfloat dx, jfloat dy, jint color) { 504 renderer->setupShadow(radius, dx, dy, color); 505} 506 507// ---------------------------------------------------------------------------- 508// Draw filters 509// ---------------------------------------------------------------------------- 510 511static void android_view_GLES20Canvas_setupPaintFilter(JNIEnv* env, jobject clazz, 512 OpenGLRenderer* renderer, jint clearBits, jint setBits) { 513 renderer->setupPaintFilter(clearBits, setBits); 514} 515 516static void android_view_GLES20Canvas_resetPaintFilter(JNIEnv* env, jobject clazz, 517 OpenGLRenderer* renderer) { 518 renderer->resetPaintFilter(); 519} 520 521// ---------------------------------------------------------------------------- 522// Text 523// ---------------------------------------------------------------------------- 524 525static void renderText(OpenGLRenderer* renderer, const jchar* text, int count, 526 jfloat x, jfloat y, int flags, SkPaint* paint) { 527 sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, 528 text, 0, count, count, flags); 529 if (value == NULL) { 530 return; 531 } 532 const jchar* glyphs = value->getGlyphs(); 533 size_t glyphsCount = value->getGlyphsCount(); 534 jfloat totalAdvance = value->getTotalAdvance(); 535 const float* positions = value->getPos(); 536 int bytesCount = glyphsCount * sizeof(jchar); 537 renderer->drawText((const char*) glyphs, bytesCount, glyphsCount, x, y, 538 positions, paint, totalAdvance); 539} 540 541static void renderTextOnPath(OpenGLRenderer* renderer, const jchar* text, int count, 542 SkPath* path, jfloat hOffset, jfloat vOffset, int flags, SkPaint* paint) { 543 sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, 544 text, 0, count, count, flags); 545 if (value == NULL) { 546 return; 547 } 548 const jchar* glyphs = value->getGlyphs(); 549 size_t glyphsCount = value->getGlyphsCount(); 550 int bytesCount = glyphsCount * sizeof(jchar); 551 renderer->drawTextOnPath((const char*) glyphs, bytesCount, glyphsCount, path, 552 hOffset, vOffset, paint); 553} 554 555static void renderTextRun(OpenGLRenderer* renderer, const jchar* text, 556 jint start, jint count, jint contextCount, jfloat x, jfloat y, 557 int flags, SkPaint* paint) { 558 sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, 559 text, start, count, contextCount, flags); 560 if (value == NULL) { 561 return; 562 } 563 const jchar* glyphs = value->getGlyphs(); 564 size_t glyphsCount = value->getGlyphsCount(); 565 jfloat totalAdvance = value->getTotalAdvance(); 566 const float* positions = value->getPos(); 567 int bytesCount = glyphsCount * sizeof(jchar); 568 renderer->drawText((const char*) glyphs, bytesCount, glyphsCount, x, y, 569 positions, paint, totalAdvance); 570} 571 572static void android_view_GLES20Canvas_drawTextArray(JNIEnv* env, jobject clazz, 573 OpenGLRenderer* renderer, jcharArray text, jint index, jint count, 574 jfloat x, jfloat y, jint flags, SkPaint* paint) { 575 jchar* textArray = env->GetCharArrayElements(text, NULL); 576 renderText(renderer, textArray + index, count, x, y, flags, paint); 577 env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 578} 579 580static void android_view_GLES20Canvas_drawText(JNIEnv* env, jobject clazz, 581 OpenGLRenderer* renderer, jstring text, jint start, jint end, 582 jfloat x, jfloat y, jint flags, SkPaint* paint) { 583 const jchar* textArray = env->GetStringChars(text, NULL); 584 renderText(renderer, textArray + start, end - start, x, y, flags, paint); 585 env->ReleaseStringChars(text, textArray); 586} 587 588static void android_view_GLES20Canvas_drawTextArrayOnPath(JNIEnv* env, jobject clazz, 589 OpenGLRenderer* renderer, jcharArray text, jint index, jint count, 590 SkPath* path, jfloat hOffset, jfloat vOffset, jint flags, SkPaint* paint) { 591 jchar* textArray = env->GetCharArrayElements(text, NULL); 592 renderTextOnPath(renderer, textArray + index, count, path, 593 hOffset, vOffset, flags, paint); 594 env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 595} 596 597static void android_view_GLES20Canvas_drawTextOnPath(JNIEnv* env, jobject clazz, 598 OpenGLRenderer* renderer, jstring text, jint start, jint end, 599 SkPath* path, jfloat hOffset, jfloat vOffset, jint flags, SkPaint* paint) { 600 const jchar* textArray = env->GetStringChars(text, NULL); 601 renderTextOnPath(renderer, textArray + start, end - start, path, 602 hOffset, vOffset, flags, paint); 603 env->ReleaseStringChars(text, textArray); 604} 605 606static void android_view_GLES20Canvas_drawTextRunArray(JNIEnv* env, jobject clazz, 607 OpenGLRenderer* renderer, jcharArray text, jint index, jint count, 608 jint contextIndex, jint contextCount, jfloat x, jfloat y, jint dirFlags, 609 SkPaint* paint) { 610 jchar* textArray = env->GetCharArrayElements(text, NULL); 611 renderTextRun(renderer, textArray + contextIndex, index - contextIndex, 612 count, contextCount, x, y, dirFlags, paint); 613 env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 614 } 615 616static void android_view_GLES20Canvas_drawTextRun(JNIEnv* env, jobject clazz, 617 OpenGLRenderer* renderer, jstring text, jint start, jint end, 618 jint contextStart, int contextEnd, jfloat x, jfloat y, jint dirFlags, 619 SkPaint* paint) { 620 const jchar* textArray = env->GetStringChars(text, NULL); 621 jint count = end - start; 622 jint contextCount = contextEnd - contextStart; 623 renderTextRun(renderer, textArray + contextStart, start - contextStart, 624 count, contextCount, x, y, dirFlags, paint); 625 env->ReleaseStringChars(text, textArray); 626} 627 628static void renderPosText(OpenGLRenderer* renderer, const jchar* text, int count, 629 const jfloat* positions, jint dirFlags, SkPaint* paint) { 630 sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, 631 text, 0, count, count, dirFlags); 632 if (value == NULL) { 633 return; 634 } 635 const jchar* glyphs = value->getGlyphs(); 636 size_t glyphsCount = value->getGlyphsCount(); 637 if (count < int(glyphsCount)) glyphsCount = count; 638 int bytesCount = glyphsCount * sizeof(jchar); 639 640 renderer->drawPosText((const char*) glyphs, bytesCount, glyphsCount, positions, paint); 641} 642 643static void android_view_GLES20Canvas_drawPosTextArray(JNIEnv* env, jobject clazz, 644 OpenGLRenderer* renderer, jcharArray text, jint index, jint count, 645 jfloatArray pos, SkPaint* paint) { 646 jchar* textArray = env->GetCharArrayElements(text, NULL); 647 jfloat* positions = env->GetFloatArrayElements(pos, NULL); 648 649 renderPosText(renderer, textArray + index, count, positions, kBidi_LTR, paint); 650 651 env->ReleaseFloatArrayElements(pos, positions, JNI_ABORT); 652 env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 653} 654 655static void android_view_GLES20Canvas_drawPosText(JNIEnv* env, jobject clazz, 656 OpenGLRenderer* renderer, jstring text, jint start, jint end, 657 jfloatArray pos, SkPaint* paint) { 658 const jchar* textArray = env->GetStringChars(text, NULL); 659 jfloat* positions = env->GetFloatArrayElements(pos, NULL); 660 661 renderPosText(renderer, textArray + start, end - start, positions, kBidi_LTR, paint); 662 663 env->ReleaseFloatArrayElements(pos, positions, JNI_ABORT); 664 env->ReleaseStringChars(text, textArray); 665} 666 667// ---------------------------------------------------------------------------- 668// Display lists 669// ---------------------------------------------------------------------------- 670 671static DisplayList* android_view_GLES20Canvas_getDisplayList(JNIEnv* env, 672 jobject clazz, DisplayListRenderer* renderer, DisplayList* displayList) { 673 return renderer->getDisplayList(displayList); 674} 675 676static jint android_view_GLES20Canvas_getDisplayListSize(JNIEnv* env, 677 jobject clazz, DisplayList* displayList) { 678 return displayList->getSize(); 679} 680 681static void android_view_GLES20Canvas_setDisplayListName(JNIEnv* env, 682 jobject clazz, DisplayList* displayList, jstring name) { 683 if (name != NULL) { 684 const char* textArray = env->GetStringUTFChars(name, NULL); 685 displayList->setName(textArray); 686 env->ReleaseStringUTFChars(name, textArray); 687 } 688} 689 690static OpenGLRenderer* android_view_GLES20Canvas_createDisplayListRenderer(JNIEnv* env, 691 jobject clazz) { 692 return new DisplayListRenderer; 693} 694 695static void android_view_GLES20Canvas_resetDisplayListRenderer(JNIEnv* env, 696 jobject clazz, DisplayListRenderer* renderer) { 697 renderer->reset(); 698} 699 700static void android_view_GLES20Canvas_destroyDisplayList(JNIEnv* env, 701 jobject clazz, DisplayList* displayList) { 702 DisplayList::destroyDisplayListDeferred(displayList); 703} 704 705static jint android_view_GLES20Canvas_drawDisplayList(JNIEnv* env, 706 jobject clazz, OpenGLRenderer* renderer, DisplayList* displayList, 707 jobject dirty, jint flags) { 708 android::uirenderer::Rect bounds; 709 status_t status = renderer->drawDisplayList(displayList, bounds, flags); 710 if (status != DrawGlInfo::kStatusDone && dirty != NULL) { 711 env->CallVoidMethod(dirty, gRectClassInfo.set, 712 int(bounds.left), int(bounds.top), int(bounds.right), int(bounds.bottom)); 713 } 714 return status; 715} 716 717static void android_view_GLES20Canvas_outputDisplayList(JNIEnv* env, 718 jobject clazz, OpenGLRenderer* renderer, DisplayList* displayList) { 719 renderer->outputDisplayList(displayList); 720} 721 722// ---------------------------------------------------------------------------- 723// Layers 724// ---------------------------------------------------------------------------- 725 726static void android_view_GLES20Canvas_interrupt(JNIEnv* env, jobject clazz, 727 OpenGLRenderer* renderer) { 728 renderer->interrupt(); 729} 730 731static void android_view_GLES20Canvas_resume(JNIEnv* env, jobject clazz, 732 OpenGLRenderer* renderer) { 733 renderer->resume(); 734} 735 736static OpenGLRenderer* android_view_GLES20Canvas_createLayerRenderer(JNIEnv* env, 737 jobject clazz, Layer* layer) { 738 if (layer) { 739 OpenGLRenderer* renderer = new LayerRenderer(layer); 740 renderer->initProperties(); 741 return renderer; 742 } 743 return NULL; 744} 745 746static Layer* android_view_GLES20Canvas_createTextureLayer(JNIEnv* env, jobject clazz, 747 jboolean isOpaque, jintArray layerInfo) { 748 Layer* layer = LayerRenderer::createTextureLayer(isOpaque); 749 750 if (layer) { 751 jint* storage = env->GetIntArrayElements(layerInfo, NULL); 752 storage[0] = layer->getTexture(); 753 env->ReleaseIntArrayElements(layerInfo, storage, 0); 754 } 755 756 return layer; 757} 758 759static Layer* android_view_GLES20Canvas_createLayer(JNIEnv* env, jobject clazz, 760 jint width, jint height, jboolean isOpaque, jintArray layerInfo) { 761 Layer* layer = LayerRenderer::createLayer(width, height, isOpaque); 762 763 if (layer) { 764 jint* storage = env->GetIntArrayElements(layerInfo, NULL); 765 storage[0] = layer->getWidth(); 766 storage[1] = layer->getHeight(); 767 env->ReleaseIntArrayElements(layerInfo, storage, 0); 768 } 769 770 return layer; 771} 772 773static bool android_view_GLES20Canvas_resizeLayer(JNIEnv* env, jobject clazz, 774 Layer* layer, jint width, jint height, jintArray layerInfo) { 775 if (LayerRenderer::resizeLayer(layer, width, height)) { 776 jint* storage = env->GetIntArrayElements(layerInfo, NULL); 777 storage[0] = layer->getWidth(); 778 storage[1] = layer->getHeight(); 779 env->ReleaseIntArrayElements(layerInfo, storage, 0); 780 return true; 781 } 782 return false; 783} 784 785static void android_view_GLES20Canvas_setLayerPaint(JNIEnv* env, jobject clazz, 786 Layer* layer, SkPaint* paint) { 787 if (layer) { 788 layer->setPaint(paint); 789 } 790} 791 792static void android_view_GLES20Canvas_setLayerColorFilter(JNIEnv* env, jobject clazz, 793 Layer* layer, SkiaColorFilter* colorFilter) { 794 if (layer) { 795 layer->setColorFilter(colorFilter); 796 } 797} 798 799static void android_view_GLES20Canvas_setOpaqueLayer(JNIEnv* env, jobject clazz, 800 Layer* layer, jboolean isOpaque) { 801 if (layer) { 802 layer->setBlend(!isOpaque); 803 } 804} 805 806static void android_view_GLES20Canvas_updateTextureLayer(JNIEnv* env, jobject clazz, 807 Layer* layer, jint width, jint height, jboolean isOpaque, jobject surface) { 808 float transform[16]; 809 sp<SurfaceTexture> surfaceTexture(SurfaceTexture_getSurfaceTexture(env, surface)); 810 811 if (surfaceTexture->updateTexImage() == NO_ERROR) { 812 surfaceTexture->getTransformMatrix(transform); 813 GLenum renderTarget = surfaceTexture->getCurrentTextureTarget(); 814 815 LayerRenderer::updateTextureLayer(layer, width, height, isOpaque, renderTarget, transform); 816 } 817} 818 819static void android_view_GLES20Canvas_updateRenderLayer(JNIEnv* env, jobject clazz, 820 Layer* layer, OpenGLRenderer* renderer, DisplayList* displayList, 821 jint left, jint top, jint right, jint bottom) { 822 layer->updateDeferred(renderer, displayList, left, top, right, bottom); 823} 824 825static void android_view_GLES20Canvas_clearLayerTexture(JNIEnv* env, jobject clazz, 826 Layer* layer) { 827 layer->clearTexture(); 828} 829 830static void android_view_GLES20Canvas_setTextureLayerTransform(JNIEnv* env, jobject clazz, 831 Layer* layer, SkMatrix* matrix) { 832 layer->getTransform().load(*matrix); 833} 834 835static void android_view_GLES20Canvas_destroyLayer(JNIEnv* env, jobject clazz, Layer* layer) { 836 LayerRenderer::destroyLayer(layer); 837} 838 839static void android_view_GLES20Canvas_destroyLayerDeferred(JNIEnv* env, 840 jobject clazz, Layer* layer) { 841 LayerRenderer::destroyLayerDeferred(layer); 842} 843 844static void android_view_GLES20Canvas_drawLayer(JNIEnv* env, jobject clazz, 845 OpenGLRenderer* renderer, Layer* layer, jfloat x, jfloat y, SkPaint* paint) { 846 renderer->drawLayer(layer, x, y, paint); 847} 848 849static jboolean android_view_GLES20Canvas_copyLayer(JNIEnv* env, jobject clazz, 850 Layer* layer, SkBitmap* bitmap) { 851 return LayerRenderer::copyLayer(layer, bitmap); 852} 853 854static void android_view_GLES20Canvas_pushLayerUpdate(JNIEnv* env, jobject clazz, 855 OpenGLRenderer* renderer, Layer* layer) { 856 renderer->pushLayerUpdate(layer); 857} 858 859static void android_view_GLES20Canvas_clearLayerUpdates(JNIEnv* env, jobject clazz, 860 OpenGLRenderer* renderer) { 861 renderer->clearLayerUpdates(); 862} 863 864#endif // USE_OPENGL_RENDERER 865 866// ---------------------------------------------------------------------------- 867// Common 868// ---------------------------------------------------------------------------- 869 870static jboolean android_view_GLES20Canvas_isAvailable(JNIEnv* env, jobject clazz) { 871#ifdef USE_OPENGL_RENDERER 872 char prop[PROPERTY_VALUE_MAX]; 873 if (property_get("ro.kernel.qemu", prop, NULL) == 0) { 874 // not in the emulator 875 return JNI_TRUE; 876 } 877 // In the emulator this property will be set to 1 when hardware GLES is 878 // enabled, 0 otherwise. On old emulator versions it will be undefined. 879 property_get("ro.kernel.qemu.gles", prop, "0"); 880 return atoi(prop) == 1 ? JNI_TRUE : JNI_FALSE; 881#else 882 return JNI_FALSE; 883#endif 884} 885 886// ---------------------------------------------------------------------------- 887// Logging 888// ---------------------------------------------------------------------------- 889 890static void 891android_app_ActivityThread_dumpGraphics(JNIEnv* env, jobject clazz, jobject javaFileDescriptor) { 892#ifdef USE_OPENGL_RENDERER 893 int fd = jniGetFDFromFileDescriptor(env, javaFileDescriptor); 894 android::uirenderer::DisplayList::outputLogBuffer(fd); 895#endif // USE_OPENGL_RENDERER 896} 897 898// ---------------------------------------------------------------------------- 899// JNI Glue 900// ---------------------------------------------------------------------------- 901 902const char* const kClassPathName = "android/view/GLES20Canvas"; 903 904static JNINativeMethod gMethods[] = { 905 { "nIsAvailable", "()Z", (void*) android_view_GLES20Canvas_isAvailable }, 906 907#ifdef USE_OPENGL_RENDERER 908 { "nFlushCaches", "(I)V", (void*) android_view_GLES20Canvas_flushCaches }, 909 { "nInitCaches", "()V", (void*) android_view_GLES20Canvas_initCaches }, 910 { "nTerminateCaches", "()V", (void*) android_view_GLES20Canvas_terminateCaches }, 911 912 { "nCreateRenderer", "()I", (void*) android_view_GLES20Canvas_createRenderer }, 913 { "nDestroyRenderer", "(I)V", (void*) android_view_GLES20Canvas_destroyRenderer }, 914 { "nSetViewport", "(III)V", (void*) android_view_GLES20Canvas_setViewport }, 915 { "nPrepare", "(IZ)I", (void*) android_view_GLES20Canvas_prepare }, 916 { "nPrepareDirty", "(IIIIIZ)I", (void*) android_view_GLES20Canvas_prepareDirty }, 917 { "nFinish", "(I)V", (void*) android_view_GLES20Canvas_finish }, 918 919 { "nGetStencilSize", "()I", (void*) android_view_GLES20Canvas_getStencilSize }, 920 921 { "nCallDrawGLFunction", "(II)I", (void*) android_view_GLES20Canvas_callDrawGLFunction }, 922 { "nDetachFunctor", "(II)V", (void*) android_view_GLES20Canvas_detachFunctor }, 923 { "nAttachFunctor", "(II)V", (void*) android_view_GLES20Canvas_attachFunctor }, 924 { "nInvokeFunctors", "(ILandroid/graphics/Rect;)I", 925 (void*) android_view_GLES20Canvas_invokeFunctors }, 926 927 { "nSave", "(II)I", (void*) android_view_GLES20Canvas_save }, 928 { "nRestore", "(I)V", (void*) android_view_GLES20Canvas_restore }, 929 { "nRestoreToCount", "(II)V", (void*) android_view_GLES20Canvas_restoreToCount }, 930 { "nGetSaveCount", "(I)I", (void*) android_view_GLES20Canvas_getSaveCount }, 931 932 { "nSaveLayer", "(IFFFFII)I", (void*) android_view_GLES20Canvas_saveLayer }, 933 { "nSaveLayer", "(III)I", (void*) android_view_GLES20Canvas_saveLayerClip }, 934 { "nSaveLayerAlpha", "(IFFFFII)I", (void*) android_view_GLES20Canvas_saveLayerAlpha }, 935 { "nSaveLayerAlpha", "(III)I", (void*) android_view_GLES20Canvas_saveLayerAlphaClip }, 936 937 { "nQuickReject", "(IFFFFI)Z", (void*) android_view_GLES20Canvas_quickReject }, 938 { "nClipRect", "(IFFFFI)Z", (void*) android_view_GLES20Canvas_clipRectF }, 939 { "nClipRect", "(IIIIII)Z", (void*) android_view_GLES20Canvas_clipRect }, 940 941 { "nTranslate", "(IFF)V", (void*) android_view_GLES20Canvas_translate }, 942 { "nRotate", "(IF)V", (void*) android_view_GLES20Canvas_rotate }, 943 { "nScale", "(IFF)V", (void*) android_view_GLES20Canvas_scale }, 944 { "nSkew", "(IFF)V", (void*) android_view_GLES20Canvas_skew }, 945 946 { "nSetMatrix", "(II)V", (void*) android_view_GLES20Canvas_setMatrix }, 947 { "nGetMatrix", "(II)V", (void*) android_view_GLES20Canvas_getMatrix }, 948 { "nConcatMatrix", "(II)V", (void*) android_view_GLES20Canvas_concatMatrix }, 949 950 { "nDrawBitmap", "(II[BFFI)V", (void*) android_view_GLES20Canvas_drawBitmap }, 951 { "nDrawBitmap", "(II[BFFFFFFFFI)V",(void*) android_view_GLES20Canvas_drawBitmapRect }, 952 { "nDrawBitmap", "(II[BII)V", (void*) android_view_GLES20Canvas_drawBitmapMatrix }, 953 { "nDrawBitmap", "(I[IIIFFIIZI)V", (void*) android_view_GLES20Canvas_drawBitmapData }, 954 955 { "nDrawBitmapMesh", "(II[BII[FI[III)V",(void*) android_view_GLES20Canvas_drawBitmapMesh }, 956 957 { "nDrawPatch", "(II[B[BFFFFI)V", (void*) android_view_GLES20Canvas_drawPatch }, 958 959 { "nDrawColor", "(III)V", (void*) android_view_GLES20Canvas_drawColor }, 960 { "nDrawRect", "(IFFFFI)V", (void*) android_view_GLES20Canvas_drawRect }, 961 { "nDrawRects", "(III)V", (void*) android_view_GLES20Canvas_drawRects }, 962 { "nDrawRoundRect", "(IFFFFFFI)V", (void*) android_view_GLES20Canvas_drawRoundRect }, 963 { "nDrawCircle", "(IFFFI)V", (void*) android_view_GLES20Canvas_drawCircle }, 964 { "nDrawOval", "(IFFFFI)V", (void*) android_view_GLES20Canvas_drawOval }, 965 { "nDrawArc", "(IFFFFFFZI)V", (void*) android_view_GLES20Canvas_drawArc }, 966 { "nDrawPoints", "(I[FIII)V", (void*) android_view_GLES20Canvas_drawPoints }, 967 968 { "nDrawPath", "(III)V", (void*) android_view_GLES20Canvas_drawPath }, 969 { "nDrawLines", "(I[FIII)V", (void*) android_view_GLES20Canvas_drawLines }, 970 971 { "nResetModifiers", "(II)V", (void*) android_view_GLES20Canvas_resetModifiers }, 972 { "nSetupShader", "(II)V", (void*) android_view_GLES20Canvas_setupShader }, 973 { "nSetupColorFilter", "(II)V", (void*) android_view_GLES20Canvas_setupColorFilter }, 974 { "nSetupShadow", "(IFFFI)V", (void*) android_view_GLES20Canvas_setupShadow }, 975 976 { "nSetupPaintFilter", "(III)V", (void*) android_view_GLES20Canvas_setupPaintFilter }, 977 { "nResetPaintFilter", "(I)V", (void*) android_view_GLES20Canvas_resetPaintFilter }, 978 979 { "nDrawText", "(I[CIIFFII)V", (void*) android_view_GLES20Canvas_drawTextArray }, 980 { "nDrawText", "(ILjava/lang/String;IIFFII)V", 981 (void*) android_view_GLES20Canvas_drawText }, 982 983 { "nDrawTextOnPath", "(I[CIIIFFII)V", (void*) android_view_GLES20Canvas_drawTextArrayOnPath }, 984 { "nDrawTextOnPath", "(ILjava/lang/String;IIIFFII)V", 985 (void*) android_view_GLES20Canvas_drawTextOnPath }, 986 987 { "nDrawTextRun", "(I[CIIIIFFII)V", (void*) android_view_GLES20Canvas_drawTextRunArray }, 988 { "nDrawTextRun", "(ILjava/lang/String;IIIIFFII)V", 989 (void*) android_view_GLES20Canvas_drawTextRun }, 990 991 { "nDrawPosText", "(I[CII[FI)V", (void*) android_view_GLES20Canvas_drawPosTextArray }, 992 { "nDrawPosText", "(ILjava/lang/String;II[FI)V", 993 (void*) android_view_GLES20Canvas_drawPosText }, 994 995 { "nGetClipBounds", "(ILandroid/graphics/Rect;)Z", 996 (void*) android_view_GLES20Canvas_getClipBounds }, 997 998 { "nGetDisplayList", "(II)I", (void*) android_view_GLES20Canvas_getDisplayList }, 999 { "nDestroyDisplayList", "(I)V", (void*) android_view_GLES20Canvas_destroyDisplayList }, 1000 { "nGetDisplayListSize", "(I)I", (void*) android_view_GLES20Canvas_getDisplayListSize }, 1001 { "nSetDisplayListName", "(ILjava/lang/String;)V", 1002 (void*) android_view_GLES20Canvas_setDisplayListName }, 1003 { "nDrawDisplayList", "(IILandroid/graphics/Rect;I)I", 1004 (void*) android_view_GLES20Canvas_drawDisplayList }, 1005 1006 { "nCreateDisplayListRenderer", "()I", (void*) android_view_GLES20Canvas_createDisplayListRenderer }, 1007 { "nResetDisplayListRenderer", "(I)V", (void*) android_view_GLES20Canvas_resetDisplayListRenderer }, 1008 1009 { "nOutputDisplayList", "(II)V", (void*) android_view_GLES20Canvas_outputDisplayList }, 1010 { "nInterrupt", "(I)V", (void*) android_view_GLES20Canvas_interrupt }, 1011 { "nResume", "(I)V", (void*) android_view_GLES20Canvas_resume }, 1012 1013 { "nCreateLayerRenderer", "(I)I", (void*) android_view_GLES20Canvas_createLayerRenderer }, 1014 { "nCreateLayer", "(IIZ[I)I", (void*) android_view_GLES20Canvas_createLayer }, 1015 { "nResizeLayer", "(III[I)Z" , (void*) android_view_GLES20Canvas_resizeLayer }, 1016 { "nSetLayerPaint", "(II)V", (void*) android_view_GLES20Canvas_setLayerPaint }, 1017 { "nSetLayerColorFilter", "(II)V", (void*) android_view_GLES20Canvas_setLayerColorFilter }, 1018 { "nSetOpaqueLayer", "(IZ)V", (void*) android_view_GLES20Canvas_setOpaqueLayer }, 1019 { "nCreateTextureLayer", "(Z[I)I", (void*) android_view_GLES20Canvas_createTextureLayer }, 1020 { "nUpdateTextureLayer", "(IIIZLandroid/graphics/SurfaceTexture;)V", 1021 (void*) android_view_GLES20Canvas_updateTextureLayer }, 1022 { "nUpdateRenderLayer", "(IIIIIII)V", (void*) android_view_GLES20Canvas_updateRenderLayer }, 1023 { "nClearLayerTexture", "(I)V", (void*) android_view_GLES20Canvas_clearLayerTexture }, 1024 { "nDestroyLayer", "(I)V", (void*) android_view_GLES20Canvas_destroyLayer }, 1025 { "nDestroyLayerDeferred", "(I)V", (void*) android_view_GLES20Canvas_destroyLayerDeferred }, 1026 { "nDrawLayer", "(IIFFI)V", (void*) android_view_GLES20Canvas_drawLayer }, 1027 { "nCopyLayer", "(II)Z", (void*) android_view_GLES20Canvas_copyLayer }, 1028 { "nClearLayerUpdates", "(I)V", (void*) android_view_GLES20Canvas_clearLayerUpdates }, 1029 { "nPushLayerUpdate", "(II)V", (void*) android_view_GLES20Canvas_pushLayerUpdate }, 1030 1031 { "nSetTextureLayerTransform", "(II)V", (void*) android_view_GLES20Canvas_setTextureLayerTransform }, 1032 1033 { "nGetMaximumTextureWidth", "()I", (void*) android_view_GLES20Canvas_getMaxTextureWidth }, 1034 { "nGetMaximumTextureHeight", "()I", (void*) android_view_GLES20Canvas_getMaxTextureHeight }, 1035 1036#endif 1037}; 1038 1039static JNINativeMethod gActivityThreadMethods[] = { 1040 { "dumpGraphicsInfo", "(Ljava/io/FileDescriptor;)V", 1041 (void*) android_app_ActivityThread_dumpGraphics } 1042}; 1043 1044 1045#ifdef USE_OPENGL_RENDERER 1046 #define FIND_CLASS(var, className) \ 1047 var = env->FindClass(className); \ 1048 LOG_FATAL_IF(! var, "Unable to find class " className); 1049 1050 #define GET_METHOD_ID(var, clazz, methodName, methodDescriptor) \ 1051 var = env->GetMethodID(clazz, methodName, methodDescriptor); \ 1052 LOG_FATAL_IF(! var, "Unable to find method " methodName); 1053#else 1054 #define FIND_CLASS(var, className) 1055 #define GET_METHOD_ID(var, clazz, methodName, methodDescriptor) 1056#endif 1057 1058int register_android_view_GLES20Canvas(JNIEnv* env) { 1059 jclass clazz; 1060 FIND_CLASS(clazz, "android/graphics/Rect"); 1061 GET_METHOD_ID(gRectClassInfo.set, clazz, "set", "(IIII)V"); 1062 1063 return AndroidRuntime::registerNativeMethods(env, kClassPathName, gMethods, NELEM(gMethods)); 1064} 1065 1066const char* const kActivityThreadPathName = "android/app/ActivityThread"; 1067 1068int register_android_app_ActivityThread(JNIEnv* env) { 1069 return AndroidRuntime::registerNativeMethods(env, kActivityThreadPathName, 1070 gActivityThreadMethods, NELEM(gActivityThreadMethods)); 1071} 1072 1073}; 1074