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 <Rect.h> 50 51 #include <TextLayout.h> 52 #include <TextLayoutCache.h> 53 54 namespace android { 55 56 using namespace uirenderer; 57 58 /** 59 * Note: OpenGLRenderer JNI layer is generated and compiled only on supported 60 * devices. This means all the logic must be compiled only when the 61 * preprocessor variable USE_OPENGL_RENDERER is defined. 62 */ 63 #ifdef USE_OPENGL_RENDERER 64 65 // ---------------------------------------------------------------------------- 66 // Defines 67 // ---------------------------------------------------------------------------- 68 69 // Debug 70 #define DEBUG_RENDERER 0 71 72 // Debug 73 #if DEBUG_RENDERER 74 #define RENDERER_LOGD(...) ALOGD(__VA_ARGS__) 75 #else 76 #define RENDERER_LOGD(...) 77 #endif 78 79 #define MODIFIER_SHADOW 1 80 #define MODIFIER_SHADER 2 81 #define MODIFIER_COLOR_FILTER 4 82 83 // ---------------------------------------------------------------------------- 84 85 static struct { 86 jmethodID set; 87 } gRectClassInfo; 88 89 // ---------------------------------------------------------------------------- 90 // Caching 91 // ---------------------------------------------------------------------------- 92 93 static void android_view_GLES20Canvas_flushCaches(JNIEnv* env, jobject clazz, 94 Caches::FlushMode mode) { 95 if (Caches::hasInstance()) { 96 Caches::getInstance().flush(mode); 97 } 98 } 99 100 static void android_view_GLES20Canvas_initCaches(JNIEnv* env, jobject clazz) { 101 if (Caches::hasInstance()) { 102 Caches::getInstance().init(); 103 } 104 } 105 106 static void android_view_GLES20Canvas_terminateCaches(JNIEnv* env, jobject clazz) { 107 if (Caches::hasInstance()) { 108 Caches::getInstance().terminate(); 109 } 110 } 111 112 // ---------------------------------------------------------------------------- 113 // Constructors 114 // ---------------------------------------------------------------------------- 115 116 static OpenGLRenderer* android_view_GLES20Canvas_createRenderer(JNIEnv* env, jobject clazz) { 117 RENDERER_LOGD("Create OpenGLRenderer"); 118 return new OpenGLRenderer; 119 } 120 121 static void android_view_GLES20Canvas_destroyRenderer(JNIEnv* env, jobject clazz, 122 OpenGLRenderer* renderer) { 123 RENDERER_LOGD("Destroy OpenGLRenderer"); 124 delete renderer; 125 } 126 127 // ---------------------------------------------------------------------------- 128 // Setup 129 // ---------------------------------------------------------------------------- 130 131 static void android_view_GLES20Canvas_setViewport(JNIEnv* env, jobject clazz, 132 OpenGLRenderer* renderer, jint width, jint height) { 133 renderer->setViewport(width, height); 134 } 135 136 static int android_view_GLES20Canvas_prepare(JNIEnv* env, jobject clazz, 137 OpenGLRenderer* renderer, jboolean opaque) { 138 return renderer->prepare(opaque); 139 } 140 141 static int android_view_GLES20Canvas_prepareDirty(JNIEnv* env, jobject clazz, 142 OpenGLRenderer* renderer, jint left, jint top, jint right, jint bottom, 143 jboolean opaque) { 144 return renderer->prepareDirty(left, top, right, bottom, opaque); 145 } 146 147 static void android_view_GLES20Canvas_finish(JNIEnv* env, jobject clazz, 148 OpenGLRenderer* renderer) { 149 renderer->finish(); 150 } 151 152 static jint android_view_GLES20Canvas_getStencilSize(JNIEnv* env, jobject clazz) { 153 return OpenGLRenderer::getStencilSize(); 154 } 155 156 // ---------------------------------------------------------------------------- 157 // Functor 158 // ---------------------------------------------------------------------------- 159 160 static jint android_view_GLES20Canvas_callDrawGLFunction(JNIEnv* env, jobject clazz, 161 OpenGLRenderer* renderer, Functor* functor) { 162 android::uirenderer::Rect dirty; 163 return renderer->callDrawGLFunction(functor, dirty); 164 } 165 166 static void android_view_GLES20Canvas_detachFunctor(JNIEnv* env, 167 jobject clazz, OpenGLRenderer* renderer, Functor* functor) { 168 renderer->detachFunctor(functor); 169 } 170 171 static void android_view_GLES20Canvas_attachFunctor(JNIEnv* env, 172 jobject clazz, OpenGLRenderer* renderer, Functor* functor) { 173 renderer->attachFunctor(functor); 174 } 175 176 static jint android_view_GLES20Canvas_invokeFunctors(JNIEnv* env, 177 jobject clazz, OpenGLRenderer* renderer, jobject dirty) { 178 android::uirenderer::Rect bounds; 179 status_t status = renderer->invokeFunctors(bounds); 180 if (status != DrawGlInfo::kStatusDone && dirty != NULL) { 181 env->CallVoidMethod(dirty, gRectClassInfo.set, 182 int(bounds.left), int(bounds.top), int(bounds.right), int(bounds.bottom)); 183 } 184 return status; 185 } 186 187 // ---------------------------------------------------------------------------- 188 // Misc 189 // ---------------------------------------------------------------------------- 190 191 static jint android_view_GLES20Canvas_getMaxTextureWidth(JNIEnv* env, jobject clazz) { 192 return Caches::getInstance().maxTextureSize; 193 } 194 195 static jint android_view_GLES20Canvas_getMaxTextureHeight(JNIEnv* env, jobject clazz) { 196 return Caches::getInstance().maxTextureSize; 197 } 198 199 // ---------------------------------------------------------------------------- 200 // State 201 // ---------------------------------------------------------------------------- 202 203 static jint android_view_GLES20Canvas_save(JNIEnv* env, jobject clazz, OpenGLRenderer* renderer, 204 jint flags) { 205 return renderer->save(flags); 206 } 207 208 static jint android_view_GLES20Canvas_getSaveCount(JNIEnv* env, jobject clazz, 209 OpenGLRenderer* renderer) { 210 return renderer->getSaveCount(); 211 } 212 213 static void android_view_GLES20Canvas_restore(JNIEnv* env, jobject clazz, 214 OpenGLRenderer* renderer) { 215 renderer->restore(); 216 } 217 218 static void android_view_GLES20Canvas_restoreToCount(JNIEnv* env, jobject clazz, 219 OpenGLRenderer* renderer, jint saveCount) { 220 renderer->restoreToCount(saveCount); 221 } 222 223 // ---------------------------------------------------------------------------- 224 // Layers 225 // ---------------------------------------------------------------------------- 226 227 static jint android_view_GLES20Canvas_saveLayer(JNIEnv* env, jobject clazz, 228 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 229 SkPaint* paint, jint saveFlags) { 230 return renderer->saveLayer(left, top, right, bottom, paint, saveFlags); 231 } 232 233 static jint android_view_GLES20Canvas_saveLayerClip(JNIEnv* env, jobject clazz, 234 OpenGLRenderer* renderer, SkPaint* paint, jint saveFlags) { 235 const android::uirenderer::Rect& bounds(renderer->getClipBounds()); 236 return renderer->saveLayer(bounds.left, bounds.top, bounds.right, bounds.bottom, 237 paint, saveFlags); 238 } 239 240 static jint android_view_GLES20Canvas_saveLayerAlpha(JNIEnv* env, jobject clazz, 241 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 242 jint alpha, jint saveFlags) { 243 return renderer->saveLayerAlpha(left, top, right, bottom, alpha, saveFlags); 244 } 245 246 static jint android_view_GLES20Canvas_saveLayerAlphaClip(JNIEnv* env, jobject clazz, 247 OpenGLRenderer* renderer, jint alpha, jint saveFlags) { 248 const android::uirenderer::Rect& bounds(renderer->getClipBounds()); 249 return renderer->saveLayerAlpha(bounds.left, bounds.top, bounds.right, bounds.bottom, 250 alpha, saveFlags); 251 } 252 253 // ---------------------------------------------------------------------------- 254 // Clipping 255 // ---------------------------------------------------------------------------- 256 257 static bool android_view_GLES20Canvas_quickReject(JNIEnv* env, jobject clazz, 258 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 259 SkCanvas::EdgeType edge) { 260 return renderer->quickReject(left, top, right, bottom); 261 } 262 263 static bool android_view_GLES20Canvas_clipRectF(JNIEnv* env, jobject clazz, 264 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 265 SkRegion::Op op) { 266 return renderer->clipRect(left, top, right, bottom, op); 267 } 268 269 static bool android_view_GLES20Canvas_clipRect(JNIEnv* env, jobject clazz, 270 OpenGLRenderer* renderer, jint left, jint top, jint right, jint bottom, 271 SkRegion::Op op) { 272 return renderer->clipRect(float(left), float(top), float(right), float(bottom), op); 273 } 274 275 static bool android_view_GLES20Canvas_getClipBounds(JNIEnv* env, jobject clazz, 276 OpenGLRenderer* renderer, jobject rect) { 277 const android::uirenderer::Rect& bounds(renderer->getClipBounds()); 278 279 env->CallVoidMethod(rect, gRectClassInfo.set, 280 int(bounds.left), int(bounds.top), int(bounds.right), int(bounds.bottom)); 281 282 return !bounds.isEmpty(); 283 } 284 285 // ---------------------------------------------------------------------------- 286 // Transforms 287 // ---------------------------------------------------------------------------- 288 289 static void android_view_GLES20Canvas_translate(JNIEnv* env, jobject clazz, 290 OpenGLRenderer* renderer, jfloat dx, jfloat dy) { 291 renderer->translate(dx, dy); 292 } 293 294 static void android_view_GLES20Canvas_rotate(JNIEnv* env, jobject clazz, 295 OpenGLRenderer* renderer, jfloat degrees) { 296 renderer->rotate(degrees); 297 } 298 299 static void android_view_GLES20Canvas_scale(JNIEnv* env, jobject clazz, 300 OpenGLRenderer* renderer, jfloat sx, jfloat sy) { 301 renderer->scale(sx, sy); 302 } 303 304 static void android_view_GLES20Canvas_skew(JNIEnv* env, jobject clazz, 305 OpenGLRenderer* renderer, jfloat sx, jfloat sy) { 306 renderer->skew(sx, sy); 307 } 308 309 static void android_view_GLES20Canvas_setMatrix(JNIEnv* env, jobject clazz, 310 OpenGLRenderer* renderer, SkMatrix* matrix) { 311 renderer->setMatrix(matrix); 312 } 313 314 static void android_view_GLES20Canvas_getMatrix(JNIEnv* env, jobject clazz, 315 OpenGLRenderer* renderer, SkMatrix* matrix) { 316 renderer->getMatrix(matrix); 317 } 318 319 static void android_view_GLES20Canvas_concatMatrix(JNIEnv* env, jobject clazz, 320 OpenGLRenderer* renderer, SkMatrix* matrix) { 321 renderer->concatMatrix(matrix); 322 } 323 324 // ---------------------------------------------------------------------------- 325 // Drawing 326 // ---------------------------------------------------------------------------- 327 328 static void android_view_GLES20Canvas_drawBitmap(JNIEnv* env, jobject clazz, 329 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, 330 jfloat left, jfloat top, SkPaint* paint) { 331 // This object allows the renderer to allocate a global JNI ref to the buffer object. 332 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 333 334 renderer->drawBitmap(bitmap, left, top, paint); 335 } 336 337 static void android_view_GLES20Canvas_drawBitmapRect(JNIEnv* env, jobject clazz, 338 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, 339 float srcLeft, float srcTop, float srcRight, float srcBottom, 340 float dstLeft, float dstTop, float dstRight, float dstBottom, SkPaint* paint) { 341 // This object allows the renderer to allocate a global JNI ref to the buffer object. 342 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 343 344 renderer->drawBitmap(bitmap, srcLeft, srcTop, srcRight, srcBottom, 345 dstLeft, dstTop, dstRight, dstBottom, paint); 346 } 347 348 static void android_view_GLES20Canvas_drawBitmapMatrix(JNIEnv* env, jobject clazz, 349 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, SkMatrix* matrix, 350 SkPaint* paint) { 351 // This object allows the renderer to allocate a global JNI ref to the buffer object. 352 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 353 354 renderer->drawBitmap(bitmap, matrix, paint); 355 } 356 357 static void android_view_GLES20Canvas_drawBitmapData(JNIEnv* env, jobject clazz, 358 OpenGLRenderer* renderer, jintArray colors, jint offset, jint stride, 359 jfloat left, jfloat top, jint width, jint height, jboolean hasAlpha, SkPaint* paint) { 360 SkBitmap* bitmap = new SkBitmap; 361 bitmap->setConfig(hasAlpha ? SkBitmap::kARGB_8888_Config : SkBitmap::kRGB_565_Config, 362 width, height); 363 364 if (!bitmap->allocPixels()) { 365 delete bitmap; 366 return; 367 } 368 369 if (!GraphicsJNI::SetPixels(env, colors, offset, stride, 0, 0, width, height, *bitmap)) { 370 delete bitmap; 371 return; 372 } 373 374 renderer->drawBitmapData(bitmap, left, top, paint); 375 376 // If the renderer is a deferred renderer it will own the bitmap 377 if (!renderer->isDeferred()) { 378 delete bitmap; 379 } 380 } 381 382 static void android_view_GLES20Canvas_drawBitmapMesh(JNIEnv* env, jobject clazz, 383 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, 384 jint meshWidth, jint meshHeight, jfloatArray vertices, jint offset, 385 jintArray colors, jint colorOffset, SkPaint* paint) { 386 // This object allows the renderer to allocate a global JNI ref to the buffer object. 387 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 388 389 jfloat* verticesArray = vertices ? env->GetFloatArrayElements(vertices, NULL) + offset : NULL; 390 jint* colorsArray = colors ? env->GetIntArrayElements(colors, NULL) + colorOffset : NULL; 391 392 renderer->drawBitmapMesh(bitmap, meshWidth, meshHeight, verticesArray, colorsArray, paint); 393 394 if (vertices) env->ReleaseFloatArrayElements(vertices, verticesArray, 0); 395 if (colors) env->ReleaseIntArrayElements(colors, colorsArray, 0); 396 } 397 398 static void android_view_GLES20Canvas_drawPatch(JNIEnv* env, jobject clazz, 399 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, jbyteArray chunks, 400 float left, float top, float right, float bottom, SkPaint* paint) { 401 // This object allows the renderer to allocate a global JNI ref to the buffer object. 402 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 403 404 jbyte* storage = env->GetByteArrayElements(chunks, NULL); 405 Res_png_9patch* patch = reinterpret_cast<Res_png_9patch*>(storage); 406 Res_png_9patch::deserialize(patch); 407 408 renderer->drawPatch(bitmap, &patch->xDivs[0], &patch->yDivs[0], 409 &patch->colors[0], patch->numXDivs, patch->numYDivs, patch->numColors, 410 left, top, right, bottom, paint); 411 412 env->ReleaseByteArrayElements(chunks, storage, 0); 413 } 414 415 static void android_view_GLES20Canvas_drawColor(JNIEnv* env, jobject clazz, 416 OpenGLRenderer* renderer, jint color, SkXfermode::Mode mode) { 417 renderer->drawColor(color, mode); 418 } 419 420 static void android_view_GLES20Canvas_drawRect(JNIEnv* env, jobject clazz, 421 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 422 SkPaint* paint) { 423 renderer->drawRect(left, top, right, bottom, paint); 424 } 425 426 static void android_view_GLES20Canvas_drawRoundRect(JNIEnv* env, jobject clazz, 427 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 428 jfloat rx, jfloat ry, SkPaint* paint) { 429 renderer->drawRoundRect(left, top, right, bottom, rx, ry, paint); 430 } 431 432 static void android_view_GLES20Canvas_drawCircle(JNIEnv* env, jobject clazz, 433 OpenGLRenderer* renderer, jfloat x, jfloat y, jfloat radius, SkPaint* paint) { 434 renderer->drawCircle(x, y, radius, paint); 435 } 436 437 static void android_view_GLES20Canvas_drawOval(JNIEnv* env, jobject clazz, 438 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 439 SkPaint* paint) { 440 renderer->drawOval(left, top, right, bottom, paint); 441 } 442 443 static void android_view_GLES20Canvas_drawArc(JNIEnv* env, jobject clazz, 444 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 445 jfloat startAngle, jfloat sweepAngle, jboolean useCenter, SkPaint* paint) { 446 renderer->drawArc(left, top, right, bottom, startAngle, sweepAngle, useCenter, paint); 447 } 448 449 static void android_view_GLES20Canvas_drawRects(JNIEnv* env, jobject clazz, 450 OpenGLRenderer* renderer, SkRegion* region, SkPaint* paint) { 451 SkRegion::Iterator it(*region); 452 while (!it.done()) { 453 const SkIRect& r = it.rect(); 454 renderer->drawRect(r.fLeft, r.fTop, r.fRight, r.fBottom, paint); 455 it.next(); 456 } 457 } 458 459 static void android_view_GLES20Canvas_drawPoints(JNIEnv* env, jobject clazz, 460 OpenGLRenderer* renderer, jfloatArray points, jint offset, jint count, SkPaint* paint) { 461 jfloat* storage = env->GetFloatArrayElements(points, NULL); 462 renderer->drawPoints(storage + offset, count, paint); 463 env->ReleaseFloatArrayElements(points, storage, 0); 464 } 465 466 static void android_view_GLES20Canvas_drawPath(JNIEnv* env, jobject clazz, 467 OpenGLRenderer* renderer, SkPath* path, SkPaint* paint) { 468 renderer->drawPath(path, paint); 469 } 470 471 static void android_view_GLES20Canvas_drawLines(JNIEnv* env, jobject clazz, 472 OpenGLRenderer* renderer, jfloatArray points, jint offset, jint count, SkPaint* paint) { 473 jfloat* storage = env->GetFloatArrayElements(points, NULL); 474 renderer->drawLines(storage + offset, count, paint); 475 env->ReleaseFloatArrayElements(points, storage, 0); 476 } 477 478 // ---------------------------------------------------------------------------- 479 // Shaders and color filters 480 // ---------------------------------------------------------------------------- 481 482 static void android_view_GLES20Canvas_resetModifiers(JNIEnv* env, jobject clazz, 483 OpenGLRenderer* renderer, jint modifiers) { 484 if (modifiers & MODIFIER_SHADOW) renderer->resetShadow(); 485 if (modifiers & MODIFIER_SHADER) renderer->resetShader(); 486 if (modifiers & MODIFIER_COLOR_FILTER) renderer->resetColorFilter(); 487 } 488 489 static void android_view_GLES20Canvas_setupShader(JNIEnv* env, jobject clazz, 490 OpenGLRenderer* renderer, SkiaShader* shader) { 491 renderer->setupShader(shader); 492 } 493 494 static void android_view_GLES20Canvas_setupColorFilter(JNIEnv* env, jobject clazz, 495 OpenGLRenderer* renderer, SkiaColorFilter* filter) { 496 renderer->setupColorFilter(filter); 497 } 498 499 static void android_view_GLES20Canvas_setupShadow(JNIEnv* env, jobject clazz, 500 OpenGLRenderer* renderer, jfloat radius, jfloat dx, jfloat dy, jint color) { 501 renderer->setupShadow(radius, dx, dy, color); 502 } 503 504 // ---------------------------------------------------------------------------- 505 // Draw filters 506 // ---------------------------------------------------------------------------- 507 508 static void android_view_GLES20Canvas_setupPaintFilter(JNIEnv* env, jobject clazz, 509 OpenGLRenderer* renderer, jint clearBits, jint setBits) { 510 renderer->setupPaintFilter(clearBits, setBits); 511 } 512 513 static void android_view_GLES20Canvas_resetPaintFilter(JNIEnv* env, jobject clazz, 514 OpenGLRenderer* renderer) { 515 renderer->resetPaintFilter(); 516 } 517 518 // ---------------------------------------------------------------------------- 519 // Text 520 // ---------------------------------------------------------------------------- 521 522 static void renderText(OpenGLRenderer* renderer, const jchar* text, int count, 523 jfloat x, jfloat y, int flags, SkPaint* paint) { 524 sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, 525 text, 0, count, count, flags); 526 if (value == NULL) { 527 return; 528 } 529 const jchar* glyphs = value->getGlyphs(); 530 size_t glyphsCount = value->getGlyphsCount(); 531 int bytesCount = glyphsCount * sizeof(jchar); 532 renderer->drawText((const char*) glyphs, bytesCount, glyphsCount, x, y, paint); 533 } 534 535 static void renderTextOnPath(OpenGLRenderer* renderer, const jchar* text, int count, 536 SkPath* path, jfloat hOffset, jfloat vOffset, int flags, SkPaint* paint) { 537 sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, 538 text, 0, count, count, flags); 539 if (value == NULL) { 540 return; 541 } 542 const jchar* glyphs = value->getGlyphs(); 543 size_t glyphsCount = value->getGlyphsCount(); 544 int bytesCount = glyphsCount * sizeof(jchar); 545 renderer->drawTextOnPath((const char*) glyphs, bytesCount, glyphsCount, path, 546 hOffset, vOffset, paint); 547 } 548 549 static void renderTextRun(OpenGLRenderer* renderer, const jchar* text, 550 jint start, jint count, jint contextCount, jfloat x, jfloat y, 551 int flags, SkPaint* paint) { 552 sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, 553 text, start, count, contextCount, flags); 554 if (value == NULL) { 555 return; 556 } 557 const jchar* glyphs = value->getGlyphs(); 558 size_t glyphsCount = value->getGlyphsCount(); 559 int bytesCount = glyphsCount * sizeof(jchar); 560 renderer->drawText((const char*) glyphs, bytesCount, glyphsCount, x, y, paint); 561 } 562 563 static void android_view_GLES20Canvas_drawTextArray(JNIEnv* env, jobject clazz, 564 OpenGLRenderer* renderer, jcharArray text, jint index, jint count, 565 jfloat x, jfloat y, jint flags, SkPaint* paint) { 566 jchar* textArray = env->GetCharArrayElements(text, NULL); 567 renderText(renderer, textArray + index, count, x, y, flags, paint); 568 env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 569 } 570 571 static void android_view_GLES20Canvas_drawText(JNIEnv* env, jobject clazz, 572 OpenGLRenderer* renderer, jstring text, jint start, jint end, 573 jfloat x, jfloat y, jint flags, SkPaint* paint) { 574 const jchar* textArray = env->GetStringChars(text, NULL); 575 renderText(renderer, textArray + start, end - start, x, y, flags, paint); 576 env->ReleaseStringChars(text, textArray); 577 } 578 579 static void android_view_GLES20Canvas_drawTextArrayOnPath(JNIEnv* env, jobject clazz, 580 OpenGLRenderer* renderer, jcharArray text, jint index, jint count, 581 SkPath* path, jfloat hOffset, jfloat vOffset, jint flags, SkPaint* paint) { 582 jchar* textArray = env->GetCharArrayElements(text, NULL); 583 renderTextOnPath(renderer, textArray + index, count, path, 584 hOffset, vOffset, flags, paint); 585 env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 586 } 587 588 static void android_view_GLES20Canvas_drawTextOnPath(JNIEnv* env, jobject clazz, 589 OpenGLRenderer* renderer, jstring text, jint start, jint end, 590 SkPath* path, jfloat hOffset, jfloat vOffset, jint flags, SkPaint* paint) { 591 const jchar* textArray = env->GetStringChars(text, NULL); 592 renderTextOnPath(renderer, textArray + start, end - start, path, 593 hOffset, vOffset, flags, paint); 594 env->ReleaseStringChars(text, textArray); 595 } 596 597 static void android_view_GLES20Canvas_drawTextRunArray(JNIEnv* env, jobject clazz, 598 OpenGLRenderer* renderer, jcharArray text, jint index, jint count, 599 jint contextIndex, jint contextCount, jfloat x, jfloat y, jint dirFlags, 600 SkPaint* paint) { 601 jchar* textArray = env->GetCharArrayElements(text, NULL); 602 renderTextRun(renderer, textArray + contextIndex, index - contextIndex, 603 count, contextCount, x, y, dirFlags, paint); 604 env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 605 } 606 607 static void android_view_GLES20Canvas_drawTextRun(JNIEnv* env, jobject clazz, 608 OpenGLRenderer* renderer, jstring text, jint start, jint end, 609 jint contextStart, int contextEnd, jfloat x, jfloat y, jint dirFlags, 610 SkPaint* paint) { 611 const jchar* textArray = env->GetStringChars(text, NULL); 612 jint count = end - start; 613 jint contextCount = contextEnd - contextStart; 614 renderTextRun(renderer, textArray + contextStart, start - contextStart, 615 count, contextCount, x, y, dirFlags, paint); 616 env->ReleaseStringChars(text, textArray); 617 } 618 619 static void renderPosText(OpenGLRenderer* renderer, const jchar* text, int count, 620 const jfloat* positions, jint dirFlags, SkPaint* paint) { 621 sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, 622 text, 0, count, count, dirFlags); 623 if (value == NULL) { 624 return; 625 } 626 const jchar* glyphs = value->getGlyphs(); 627 size_t glyphsCount = value->getGlyphsCount(); 628 if (count < int(glyphsCount)) glyphsCount = count; 629 int bytesCount = glyphsCount * sizeof(jchar); 630 631 renderer->drawPosText((const char*) glyphs, bytesCount, glyphsCount, positions, paint); 632 } 633 634 static void android_view_GLES20Canvas_drawPosTextArray(JNIEnv* env, jobject clazz, 635 OpenGLRenderer* renderer, jcharArray text, jint index, jint count, 636 jfloatArray pos, SkPaint* paint) { 637 jchar* textArray = env->GetCharArrayElements(text, NULL); 638 jfloat* positions = env->GetFloatArrayElements(pos, NULL); 639 640 renderPosText(renderer, textArray + index, count, positions, kBidi_LTR, paint); 641 642 env->ReleaseFloatArrayElements(pos, positions, JNI_ABORT); 643 env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 644 } 645 646 static void android_view_GLES20Canvas_drawPosText(JNIEnv* env, jobject clazz, 647 OpenGLRenderer* renderer, jstring text, jint start, jint end, 648 jfloatArray pos, SkPaint* paint) { 649 const jchar* textArray = env->GetStringChars(text, NULL); 650 jfloat* positions = env->GetFloatArrayElements(pos, NULL); 651 652 renderPosText(renderer, textArray + start, end - start, positions, kBidi_LTR, paint); 653 654 env->ReleaseFloatArrayElements(pos, positions, JNI_ABORT); 655 env->ReleaseStringChars(text, textArray); 656 } 657 658 // ---------------------------------------------------------------------------- 659 // Display lists 660 // ---------------------------------------------------------------------------- 661 662 static DisplayList* android_view_GLES20Canvas_getDisplayList(JNIEnv* env, 663 jobject clazz, DisplayListRenderer* renderer, DisplayList* displayList) { 664 return renderer->getDisplayList(displayList); 665 } 666 667 static jint android_view_GLES20Canvas_getDisplayListSize(JNIEnv* env, 668 jobject clazz, DisplayList* displayList) { 669 return displayList->getSize(); 670 } 671 672 static void android_view_GLES20Canvas_setDisplayListName(JNIEnv* env, 673 jobject clazz, DisplayList* displayList, jstring name) { 674 if (name != NULL) { 675 const char* textArray = env->GetStringUTFChars(name, NULL); 676 displayList->setName(textArray); 677 env->ReleaseStringUTFChars(name, textArray); 678 } 679 } 680 681 static OpenGLRenderer* android_view_GLES20Canvas_createDisplayListRenderer(JNIEnv* env, 682 jobject clazz) { 683 return new DisplayListRenderer; 684 } 685 686 static void android_view_GLES20Canvas_resetDisplayListRenderer(JNIEnv* env, 687 jobject clazz, DisplayListRenderer* renderer) { 688 renderer->reset(); 689 } 690 691 static void android_view_GLES20Canvas_destroyDisplayList(JNIEnv* env, 692 jobject clazz, DisplayList* displayList) { 693 DisplayList::destroyDisplayListDeferred(displayList); 694 } 695 696 static jint android_view_GLES20Canvas_drawDisplayList(JNIEnv* env, 697 jobject clazz, OpenGLRenderer* renderer, DisplayList* displayList, 698 jobject dirty, jint flags) { 699 android::uirenderer::Rect bounds; 700 status_t status = renderer->drawDisplayList(displayList, bounds, flags); 701 if (status != DrawGlInfo::kStatusDone && dirty != NULL) { 702 env->CallVoidMethod(dirty, gRectClassInfo.set, 703 int(bounds.left), int(bounds.top), int(bounds.right), int(bounds.bottom)); 704 } 705 return status; 706 } 707 708 static void android_view_GLES20Canvas_outputDisplayList(JNIEnv* env, 709 jobject clazz, OpenGLRenderer* renderer, DisplayList* displayList) { 710 renderer->outputDisplayList(displayList); 711 } 712 713 // ---------------------------------------------------------------------------- 714 // Layers 715 // ---------------------------------------------------------------------------- 716 717 static void android_view_GLES20Canvas_interrupt(JNIEnv* env, jobject clazz, 718 OpenGLRenderer* renderer) { 719 renderer->interrupt(); 720 } 721 722 static void android_view_GLES20Canvas_resume(JNIEnv* env, jobject clazz, 723 OpenGLRenderer* renderer) { 724 renderer->resume(); 725 } 726 727 static OpenGLRenderer* android_view_GLES20Canvas_createLayerRenderer(JNIEnv* env, 728 jobject clazz, Layer* layer) { 729 if (layer) { 730 return new LayerRenderer(layer); 731 } 732 return NULL; 733 } 734 735 static Layer* android_view_GLES20Canvas_createTextureLayer(JNIEnv* env, jobject clazz, 736 jboolean isOpaque, jintArray layerInfo) { 737 Layer* layer = LayerRenderer::createTextureLayer(isOpaque); 738 739 if (layer) { 740 jint* storage = env->GetIntArrayElements(layerInfo, NULL); 741 storage[0] = layer->getTexture(); 742 env->ReleaseIntArrayElements(layerInfo, storage, 0); 743 } 744 745 return layer; 746 } 747 748 static Layer* android_view_GLES20Canvas_createLayer(JNIEnv* env, jobject clazz, 749 jint width, jint height, jboolean isOpaque, jintArray layerInfo) { 750 Layer* layer = LayerRenderer::createLayer(width, height, isOpaque); 751 752 if (layer) { 753 jint* storage = env->GetIntArrayElements(layerInfo, NULL); 754 storage[0] = layer->getWidth(); 755 storage[1] = layer->getHeight(); 756 env->ReleaseIntArrayElements(layerInfo, storage, 0); 757 } 758 759 return layer; 760 } 761 762 static void android_view_GLES20Canvas_resizeLayer(JNIEnv* env, jobject clazz, 763 Layer* layer, jint width, jint height, jintArray layerInfo) { 764 LayerRenderer::resizeLayer(layer, width, height); 765 766 jint* storage = env->GetIntArrayElements(layerInfo, NULL); 767 storage[0] = layer->getWidth(); 768 storage[1] = layer->getHeight(); 769 env->ReleaseIntArrayElements(layerInfo, storage, 0); 770 } 771 772 static void android_view_GLES20Canvas_updateTextureLayer(JNIEnv* env, jobject clazz, 773 Layer* layer, jint width, jint height, jboolean isOpaque, jobject surface) { 774 float transform[16]; 775 sp<SurfaceTexture> surfaceTexture(SurfaceTexture_getSurfaceTexture(env, surface)); 776 777 if (surfaceTexture->updateTexImage() == NO_ERROR) { 778 surfaceTexture->getTransformMatrix(transform); 779 GLenum renderTarget = surfaceTexture->getCurrentTextureTarget(); 780 781 LayerRenderer::updateTextureLayer(layer, width, height, isOpaque, renderTarget, transform); 782 } 783 } 784 785 static void android_view_GLES20Canvas_updateRenderLayer(JNIEnv* env, jobject clazz, 786 Layer* layer, OpenGLRenderer* renderer, DisplayList* displayList, 787 jint left, jint top, jint right, jint bottom) { 788 layer->updateDeferred(renderer, displayList, left, top, right, bottom); 789 } 790 791 static void android_view_GLES20Canvas_setTextureLayerTransform(JNIEnv* env, jobject clazz, 792 Layer* layer, SkMatrix* matrix) { 793 794 layer->getTransform().load(*matrix); 795 } 796 797 static void android_view_GLES20Canvas_destroyLayer(JNIEnv* env, jobject clazz, Layer* layer) { 798 LayerRenderer::destroyLayer(layer); 799 } 800 801 static void android_view_GLES20Canvas_destroyLayerDeferred(JNIEnv* env, 802 jobject clazz, Layer* layer) { 803 LayerRenderer::destroyLayerDeferred(layer); 804 } 805 806 static void android_view_GLES20Canvas_flushLayer(JNIEnv* env, jobject clazz, Layer* layer) { 807 LayerRenderer::flushLayer(layer); 808 } 809 810 static void android_view_GLES20Canvas_drawLayer(JNIEnv* env, jobject clazz, 811 OpenGLRenderer* renderer, Layer* layer, jfloat x, jfloat y, SkPaint* paint) { 812 renderer->drawLayer(layer, x, y, paint); 813 } 814 815 static jboolean android_view_GLES20Canvas_copyLayer(JNIEnv* env, jobject clazz, 816 Layer* layer, SkBitmap* bitmap) { 817 return LayerRenderer::copyLayer(layer, bitmap); 818 } 819 820 #endif // USE_OPENGL_RENDERER 821 822 // ---------------------------------------------------------------------------- 823 // Common 824 // ---------------------------------------------------------------------------- 825 826 static jboolean android_view_GLES20Canvas_isAvailable(JNIEnv* env, jobject clazz) { 827 #ifdef USE_OPENGL_RENDERER 828 char prop[PROPERTY_VALUE_MAX]; 829 if (property_get("ro.kernel.qemu", prop, NULL) == 0) { 830 // not in the emulator 831 return JNI_TRUE; 832 } 833 // In the emulator this property will be set to 1 when hardware GLES is 834 // enabled, 0 otherwise. On old emulator versions it will be undefined. 835 property_get("ro.kernel.qemu.gles", prop, "0"); 836 return atoi(prop) == 1 ? JNI_TRUE : JNI_FALSE; 837 #else 838 return JNI_FALSE; 839 #endif 840 } 841 842 // ---------------------------------------------------------------------------- 843 // Logging 844 // ---------------------------------------------------------------------------- 845 846 static void 847 android_app_ActivityThread_dumpGraphics(JNIEnv* env, jobject clazz, jobject javaFileDescriptor) { 848 #ifdef USE_OPENGL_RENDERER 849 int fd = jniGetFDFromFileDescriptor(env, javaFileDescriptor); 850 android::uirenderer::DisplayList::outputLogBuffer(fd); 851 #endif // USE_OPENGL_RENDERER 852 } 853 854 // ---------------------------------------------------------------------------- 855 // JNI Glue 856 // ---------------------------------------------------------------------------- 857 858 const char* const kClassPathName = "android/view/GLES20Canvas"; 859 860 static JNINativeMethod gMethods[] = { 861 { "nIsAvailable", "()Z", (void*) android_view_GLES20Canvas_isAvailable }, 862 863 #ifdef USE_OPENGL_RENDERER 864 { "nFlushCaches", "(I)V", (void*) android_view_GLES20Canvas_flushCaches }, 865 { "nInitCaches", "()V", (void*) android_view_GLES20Canvas_initCaches }, 866 { "nTerminateCaches", "()V", (void*) android_view_GLES20Canvas_terminateCaches }, 867 868 { "nCreateRenderer", "()I", (void*) android_view_GLES20Canvas_createRenderer }, 869 { "nDestroyRenderer", "(I)V", (void*) android_view_GLES20Canvas_destroyRenderer }, 870 { "nSetViewport", "(III)V", (void*) android_view_GLES20Canvas_setViewport }, 871 { "nPrepare", "(IZ)I", (void*) android_view_GLES20Canvas_prepare }, 872 { "nPrepareDirty", "(IIIIIZ)I", (void*) android_view_GLES20Canvas_prepareDirty }, 873 { "nFinish", "(I)V", (void*) android_view_GLES20Canvas_finish }, 874 875 { "nGetStencilSize", "()I", (void*) android_view_GLES20Canvas_getStencilSize }, 876 877 { "nCallDrawGLFunction", "(II)I", (void*) android_view_GLES20Canvas_callDrawGLFunction }, 878 { "nDetachFunctor", "(II)V", (void*) android_view_GLES20Canvas_detachFunctor }, 879 { "nAttachFunctor", "(II)V", (void*) android_view_GLES20Canvas_attachFunctor }, 880 { "nInvokeFunctors", "(ILandroid/graphics/Rect;)I", 881 (void*) android_view_GLES20Canvas_invokeFunctors }, 882 883 { "nSave", "(II)I", (void*) android_view_GLES20Canvas_save }, 884 { "nRestore", "(I)V", (void*) android_view_GLES20Canvas_restore }, 885 { "nRestoreToCount", "(II)V", (void*) android_view_GLES20Canvas_restoreToCount }, 886 { "nGetSaveCount", "(I)I", (void*) android_view_GLES20Canvas_getSaveCount }, 887 888 { "nSaveLayer", "(IFFFFII)I", (void*) android_view_GLES20Canvas_saveLayer }, 889 { "nSaveLayer", "(III)I", (void*) android_view_GLES20Canvas_saveLayerClip }, 890 { "nSaveLayerAlpha", "(IFFFFII)I", (void*) android_view_GLES20Canvas_saveLayerAlpha }, 891 { "nSaveLayerAlpha", "(III)I", (void*) android_view_GLES20Canvas_saveLayerAlphaClip }, 892 893 { "nQuickReject", "(IFFFFI)Z", (void*) android_view_GLES20Canvas_quickReject }, 894 { "nClipRect", "(IFFFFI)Z", (void*) android_view_GLES20Canvas_clipRectF }, 895 { "nClipRect", "(IIIIII)Z", (void*) android_view_GLES20Canvas_clipRect }, 896 897 { "nTranslate", "(IFF)V", (void*) android_view_GLES20Canvas_translate }, 898 { "nRotate", "(IF)V", (void*) android_view_GLES20Canvas_rotate }, 899 { "nScale", "(IFF)V", (void*) android_view_GLES20Canvas_scale }, 900 { "nSkew", "(IFF)V", (void*) android_view_GLES20Canvas_skew }, 901 902 { "nSetMatrix", "(II)V", (void*) android_view_GLES20Canvas_setMatrix }, 903 { "nGetMatrix", "(II)V", (void*) android_view_GLES20Canvas_getMatrix }, 904 { "nConcatMatrix", "(II)V", (void*) android_view_GLES20Canvas_concatMatrix }, 905 906 { "nDrawBitmap", "(II[BFFI)V", (void*) android_view_GLES20Canvas_drawBitmap }, 907 { "nDrawBitmap", "(II[BFFFFFFFFI)V",(void*) android_view_GLES20Canvas_drawBitmapRect }, 908 { "nDrawBitmap", "(II[BII)V", (void*) android_view_GLES20Canvas_drawBitmapMatrix }, 909 { "nDrawBitmap", "(I[IIIFFIIZI)V", (void*) android_view_GLES20Canvas_drawBitmapData }, 910 911 { "nDrawBitmapMesh", "(II[BII[FI[III)V",(void*) android_view_GLES20Canvas_drawBitmapMesh }, 912 913 { "nDrawPatch", "(II[B[BFFFFI)V", (void*) android_view_GLES20Canvas_drawPatch }, 914 915 { "nDrawColor", "(III)V", (void*) android_view_GLES20Canvas_drawColor }, 916 { "nDrawRect", "(IFFFFI)V", (void*) android_view_GLES20Canvas_drawRect }, 917 { "nDrawRects", "(III)V", (void*) android_view_GLES20Canvas_drawRects }, 918 { "nDrawRoundRect", "(IFFFFFFI)V", (void*) android_view_GLES20Canvas_drawRoundRect }, 919 { "nDrawCircle", "(IFFFI)V", (void*) android_view_GLES20Canvas_drawCircle }, 920 { "nDrawOval", "(IFFFFI)V", (void*) android_view_GLES20Canvas_drawOval }, 921 { "nDrawArc", "(IFFFFFFZI)V", (void*) android_view_GLES20Canvas_drawArc }, 922 { "nDrawPoints", "(I[FIII)V", (void*) android_view_GLES20Canvas_drawPoints }, 923 924 { "nDrawPath", "(III)V", (void*) android_view_GLES20Canvas_drawPath }, 925 { "nDrawLines", "(I[FIII)V", (void*) android_view_GLES20Canvas_drawLines }, 926 927 { "nResetModifiers", "(II)V", (void*) android_view_GLES20Canvas_resetModifiers }, 928 { "nSetupShader", "(II)V", (void*) android_view_GLES20Canvas_setupShader }, 929 { "nSetupColorFilter", "(II)V", (void*) android_view_GLES20Canvas_setupColorFilter }, 930 { "nSetupShadow", "(IFFFI)V", (void*) android_view_GLES20Canvas_setupShadow }, 931 932 { "nSetupPaintFilter", "(III)V", (void*) android_view_GLES20Canvas_setupPaintFilter }, 933 { "nResetPaintFilter", "(I)V", (void*) android_view_GLES20Canvas_resetPaintFilter }, 934 935 { "nDrawText", "(I[CIIFFII)V", (void*) android_view_GLES20Canvas_drawTextArray }, 936 { "nDrawText", "(ILjava/lang/String;IIFFII)V", 937 (void*) android_view_GLES20Canvas_drawText }, 938 939 { "nDrawTextOnPath", "(I[CIIIFFII)V", (void*) android_view_GLES20Canvas_drawTextArrayOnPath }, 940 { "nDrawTextOnPath", "(ILjava/lang/String;IIIFFII)V", 941 (void*) android_view_GLES20Canvas_drawTextOnPath }, 942 943 { "nDrawTextRun", "(I[CIIIIFFII)V", (void*) android_view_GLES20Canvas_drawTextRunArray }, 944 { "nDrawTextRun", "(ILjava/lang/String;IIIIFFII)V", 945 (void*) android_view_GLES20Canvas_drawTextRun }, 946 947 { "nDrawPosText", "(I[CII[FI)V", (void*) android_view_GLES20Canvas_drawPosTextArray }, 948 { "nDrawPosText", "(ILjava/lang/String;II[FI)V", 949 (void*) android_view_GLES20Canvas_drawPosText }, 950 951 { "nGetClipBounds", "(ILandroid/graphics/Rect;)Z", 952 (void*) android_view_GLES20Canvas_getClipBounds }, 953 954 { "nGetDisplayList", "(II)I", (void*) android_view_GLES20Canvas_getDisplayList }, 955 { "nDestroyDisplayList", "(I)V", (void*) android_view_GLES20Canvas_destroyDisplayList }, 956 { "nGetDisplayListSize", "(I)I", (void*) android_view_GLES20Canvas_getDisplayListSize }, 957 { "nSetDisplayListName", "(ILjava/lang/String;)V", 958 (void*) android_view_GLES20Canvas_setDisplayListName }, 959 { "nDrawDisplayList", "(IILandroid/graphics/Rect;I)I", 960 (void*) android_view_GLES20Canvas_drawDisplayList }, 961 962 { "nCreateDisplayListRenderer", "()I", (void*) android_view_GLES20Canvas_createDisplayListRenderer }, 963 { "nResetDisplayListRenderer", "(I)V", (void*) android_view_GLES20Canvas_resetDisplayListRenderer }, 964 965 { "nOutputDisplayList", "(II)V", (void*) android_view_GLES20Canvas_outputDisplayList }, 966 { "nInterrupt", "(I)V", (void*) android_view_GLES20Canvas_interrupt }, 967 { "nResume", "(I)V", (void*) android_view_GLES20Canvas_resume }, 968 969 { "nCreateLayerRenderer", "(I)I", (void*) android_view_GLES20Canvas_createLayerRenderer }, 970 { "nCreateLayer", "(IIZ[I)I", (void*) android_view_GLES20Canvas_createLayer }, 971 { "nResizeLayer", "(III[I)V" , (void*) android_view_GLES20Canvas_resizeLayer }, 972 { "nCreateTextureLayer", "(Z[I)I", (void*) android_view_GLES20Canvas_createTextureLayer }, 973 { "nUpdateTextureLayer", "(IIIZLandroid/graphics/SurfaceTexture;)V", 974 (void*) android_view_GLES20Canvas_updateTextureLayer }, 975 { "nUpdateRenderLayer", "(IIIIIII)V", (void*) android_view_GLES20Canvas_updateRenderLayer }, 976 { "nDestroyLayer", "(I)V", (void*) android_view_GLES20Canvas_destroyLayer }, 977 { "nDestroyLayerDeferred", "(I)V", (void*) android_view_GLES20Canvas_destroyLayerDeferred }, 978 { "nFlushLayer", "(I)V", (void*) android_view_GLES20Canvas_flushLayer }, 979 { "nDrawLayer", "(IIFFI)V", (void*) android_view_GLES20Canvas_drawLayer }, 980 { "nCopyLayer", "(II)Z", (void*) android_view_GLES20Canvas_copyLayer }, 981 982 { "nSetTextureLayerTransform", "(II)V", (void*) android_view_GLES20Canvas_setTextureLayerTransform }, 983 984 { "nGetMaximumTextureWidth", "()I", (void*) android_view_GLES20Canvas_getMaxTextureWidth }, 985 { "nGetMaximumTextureHeight", "()I", (void*) android_view_GLES20Canvas_getMaxTextureHeight }, 986 987 #endif 988 }; 989 990 static JNINativeMethod gActivityThreadMethods[] = { 991 { "dumpGraphicsInfo", "(Ljava/io/FileDescriptor;)V", 992 (void*) android_app_ActivityThread_dumpGraphics } 993 }; 994 995 996 #ifdef USE_OPENGL_RENDERER 997 #define FIND_CLASS(var, className) \ 998 var = env->FindClass(className); \ 999 LOG_FATAL_IF(! var, "Unable to find class " className); 1000 1001 #define GET_METHOD_ID(var, clazz, methodName, methodDescriptor) \ 1002 var = env->GetMethodID(clazz, methodName, methodDescriptor); \ 1003 LOG_FATAL_IF(! var, "Unable to find method " methodName); 1004 #else 1005 #define FIND_CLASS(var, className) 1006 #define GET_METHOD_ID(var, clazz, methodName, methodDescriptor) 1007 #endif 1008 1009 int register_android_view_GLES20Canvas(JNIEnv* env) { 1010 jclass clazz; 1011 FIND_CLASS(clazz, "android/graphics/Rect"); 1012 GET_METHOD_ID(gRectClassInfo.set, clazz, "set", "(IIII)V"); 1013 1014 return AndroidRuntime::registerNativeMethods(env, kClassPathName, gMethods, NELEM(gMethods)); 1015 } 1016 1017 const char* const kActivityThreadPathName = "android/app/ActivityThread"; 1018 1019 int register_android_app_ActivityThread(JNIEnv* env) { 1020 return AndroidRuntime::registerNativeMethods(env, kActivityThreadPathName, 1021 gActivityThreadMethods, NELEM(gActivityThreadMethods)); 1022 } 1023 1024 }; 1025
