android_view_GLES20Canvas.cpp revision 846f5f238fd96a14197022baad86eab8882fe3bc
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/GLConsumer.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 <DisplayList.h> 45#include <DisplayListRenderer.h> 46#include <LayerRenderer.h> 47#include <OpenGLRenderer.h> 48#include <SkiaShader.h> 49#include <SkiaColorFilter.h> 50#include <Stencil.h> 51#include <Rect.h> 52 53#include <TextLayout.h> 54#include <TextLayoutCache.h> 55 56namespace android { 57 58using namespace uirenderer; 59 60/** 61 * Note: OpenGLRenderer JNI layer is generated and compiled only on supported 62 * devices. This means all the logic must be compiled only when the 63 * preprocessor variable USE_OPENGL_RENDERER is defined. 64 */ 65#ifdef USE_OPENGL_RENDERER 66 67// ---------------------------------------------------------------------------- 68// Defines 69// ---------------------------------------------------------------------------- 70 71// Debug 72#define DEBUG_RENDERER 0 73 74// Debug 75#if DEBUG_RENDERER 76 #define RENDERER_LOGD(...) ALOGD(__VA_ARGS__) 77#else 78 #define RENDERER_LOGD(...) 79#endif 80 81#define MODIFIER_SHADOW 1 82#define MODIFIER_SHADER 2 83#define MODIFIER_COLOR_FILTER 4 84 85// ---------------------------------------------------------------------------- 86 87static struct { 88 jmethodID set; 89} gRectClassInfo; 90 91// ---------------------------------------------------------------------------- 92// Caching 93// ---------------------------------------------------------------------------- 94 95static void android_view_GLES20Canvas_flushCaches(JNIEnv* env, jobject clazz, 96 Caches::FlushMode mode) { 97 if (Caches::hasInstance()) { 98 Caches::getInstance().flush(mode); 99 } 100} 101 102static void android_view_GLES20Canvas_initCaches(JNIEnv* env, jobject clazz) { 103 if (Caches::hasInstance()) { 104 Caches::getInstance().init(); 105 } 106} 107 108static void android_view_GLES20Canvas_terminateCaches(JNIEnv* env, jobject clazz) { 109 if (Caches::hasInstance()) { 110 Caches::getInstance().terminate(); 111 } 112} 113 114// ---------------------------------------------------------------------------- 115// Constructors 116// ---------------------------------------------------------------------------- 117 118static OpenGLRenderer* android_view_GLES20Canvas_createRenderer(JNIEnv* env, jobject clazz) { 119 RENDERER_LOGD("Create OpenGLRenderer"); 120 OpenGLRenderer* renderer = new OpenGLRenderer(); 121 renderer->initProperties(); 122 return renderer; 123} 124 125static void android_view_GLES20Canvas_destroyRenderer(JNIEnv* env, jobject clazz, 126 OpenGLRenderer* renderer) { 127 RENDERER_LOGD("Destroy OpenGLRenderer"); 128 delete renderer; 129} 130 131// ---------------------------------------------------------------------------- 132// Setup 133// ---------------------------------------------------------------------------- 134 135static void android_view_GLES20Canvas_setViewport(JNIEnv* env, jobject clazz, 136 OpenGLRenderer* renderer, jint width, jint height) { 137 renderer->setViewport(width, height); 138} 139 140static int android_view_GLES20Canvas_prepare(JNIEnv* env, jobject clazz, 141 OpenGLRenderer* renderer, jboolean opaque) { 142 return renderer->prepare(opaque); 143} 144 145static int android_view_GLES20Canvas_prepareDirty(JNIEnv* env, jobject clazz, 146 OpenGLRenderer* renderer, jint left, jint top, jint right, jint bottom, 147 jboolean opaque) { 148 return renderer->prepareDirty(left, top, right, bottom, opaque); 149} 150 151static void android_view_GLES20Canvas_finish(JNIEnv* env, jobject clazz, 152 OpenGLRenderer* renderer) { 153 renderer->finish(); 154} 155 156static jint android_view_GLES20Canvas_getStencilSize(JNIEnv* env, jobject clazz) { 157 return Stencil::getStencilSize(); 158} 159 160static void android_view_GLES20Canvas_setName(JNIEnv* env, 161 jobject clazz, OpenGLRenderer* renderer, jstring name) { 162 if (name != NULL) { 163 const char* textArray = env->GetStringUTFChars(name, NULL); 164 renderer->setName(textArray); 165 env->ReleaseStringUTFChars(name, textArray); 166 } else { 167 renderer->setName(NULL); 168 } 169} 170 171// ---------------------------------------------------------------------------- 172// Functor 173// ---------------------------------------------------------------------------- 174 175static jint android_view_GLES20Canvas_callDrawGLFunction(JNIEnv* env, jobject clazz, 176 OpenGLRenderer* renderer, Functor* functor) { 177 android::uirenderer::Rect dirty; 178 return renderer->callDrawGLFunction(functor, dirty); 179} 180 181static void android_view_GLES20Canvas_detachFunctor(JNIEnv* env, 182 jobject clazz, OpenGLRenderer* renderer, Functor* functor) { 183 renderer->detachFunctor(functor); 184} 185 186static void android_view_GLES20Canvas_attachFunctor(JNIEnv* env, 187 jobject clazz, OpenGLRenderer* renderer, Functor* functor) { 188 renderer->attachFunctor(functor); 189} 190 191static jint android_view_GLES20Canvas_invokeFunctors(JNIEnv* env, 192 jobject clazz, OpenGLRenderer* renderer, jobject dirty) { 193 android::uirenderer::Rect bounds; 194 status_t status = renderer->invokeFunctors(bounds); 195 if (status != DrawGlInfo::kStatusDone && dirty != NULL) { 196 env->CallVoidMethod(dirty, gRectClassInfo.set, 197 int(bounds.left), int(bounds.top), int(bounds.right), int(bounds.bottom)); 198 } 199 return status; 200} 201 202// ---------------------------------------------------------------------------- 203// Misc 204// ---------------------------------------------------------------------------- 205 206static jint android_view_GLES20Canvas_getMaxTextureWidth(JNIEnv* env, jobject clazz) { 207 return Caches::getInstance().maxTextureSize; 208} 209 210static jint android_view_GLES20Canvas_getMaxTextureHeight(JNIEnv* env, jobject clazz) { 211 return Caches::getInstance().maxTextureSize; 212} 213 214// ---------------------------------------------------------------------------- 215// State 216// ---------------------------------------------------------------------------- 217 218static jint android_view_GLES20Canvas_save(JNIEnv* env, jobject clazz, OpenGLRenderer* renderer, 219 jint flags) { 220 return renderer->save(flags); 221} 222 223static jint android_view_GLES20Canvas_getSaveCount(JNIEnv* env, jobject clazz, 224 OpenGLRenderer* renderer) { 225 return renderer->getSaveCount(); 226} 227 228static void android_view_GLES20Canvas_restore(JNIEnv* env, jobject clazz, 229 OpenGLRenderer* renderer) { 230 renderer->restore(); 231} 232 233static void android_view_GLES20Canvas_restoreToCount(JNIEnv* env, jobject clazz, 234 OpenGLRenderer* renderer, jint saveCount) { 235 renderer->restoreToCount(saveCount); 236} 237 238// ---------------------------------------------------------------------------- 239// Layers 240// ---------------------------------------------------------------------------- 241 242static jint android_view_GLES20Canvas_saveLayer(JNIEnv* env, jobject clazz, 243 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 244 SkPaint* paint, jint saveFlags) { 245 return renderer->saveLayer(left, top, right, bottom, paint, saveFlags); 246} 247 248static jint android_view_GLES20Canvas_saveLayerClip(JNIEnv* env, jobject clazz, 249 OpenGLRenderer* renderer, SkPaint* paint, jint saveFlags) { 250 const android::uirenderer::Rect& bounds(renderer->getClipBounds()); 251 return renderer->saveLayer(bounds.left, bounds.top, bounds.right, bounds.bottom, 252 paint, saveFlags); 253} 254 255static jint android_view_GLES20Canvas_saveLayerAlpha(JNIEnv* env, jobject clazz, 256 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 257 jint alpha, jint saveFlags) { 258 return renderer->saveLayerAlpha(left, top, right, bottom, alpha, saveFlags); 259} 260 261static jint android_view_GLES20Canvas_saveLayerAlphaClip(JNIEnv* env, jobject clazz, 262 OpenGLRenderer* renderer, jint alpha, jint saveFlags) { 263 const android::uirenderer::Rect& bounds(renderer->getClipBounds()); 264 return renderer->saveLayerAlpha(bounds.left, bounds.top, bounds.right, bounds.bottom, 265 alpha, saveFlags); 266} 267 268// ---------------------------------------------------------------------------- 269// Clipping 270// ---------------------------------------------------------------------------- 271 272static bool android_view_GLES20Canvas_quickReject(JNIEnv* env, jobject clazz, 273 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom) { 274 return renderer->quickReject(left, top, right, bottom); 275} 276 277static bool android_view_GLES20Canvas_clipRectF(JNIEnv* env, jobject clazz, 278 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 279 SkRegion::Op op) { 280 return renderer->clipRect(left, top, right, bottom, op); 281} 282 283static bool android_view_GLES20Canvas_clipRect(JNIEnv* env, jobject clazz, 284 OpenGLRenderer* renderer, jint left, jint top, jint right, jint bottom, 285 SkRegion::Op op) { 286 return renderer->clipRect(float(left), float(top), float(right), float(bottom), op); 287} 288 289static bool android_view_GLES20Canvas_clipPath(JNIEnv* env, jobject clazz, 290 OpenGLRenderer* renderer, SkPath* path, SkRegion::Op op) { 291 return renderer->clipPath(path, op); 292} 293 294static bool android_view_GLES20Canvas_clipRegion(JNIEnv* env, jobject clazz, 295 OpenGLRenderer* renderer, SkRegion* region, SkRegion::Op op) { 296 return renderer->clipRegion(region, op); 297} 298 299static bool android_view_GLES20Canvas_getClipBounds(JNIEnv* env, jobject clazz, 300 OpenGLRenderer* renderer, jobject rect) { 301 const android::uirenderer::Rect& bounds(renderer->getClipBounds()); 302 303 env->CallVoidMethod(rect, gRectClassInfo.set, 304 int(bounds.left), int(bounds.top), int(bounds.right), int(bounds.bottom)); 305 306 return !bounds.isEmpty(); 307} 308 309// ---------------------------------------------------------------------------- 310// Transforms 311// ---------------------------------------------------------------------------- 312 313static void android_view_GLES20Canvas_translate(JNIEnv* env, jobject clazz, 314 OpenGLRenderer* renderer, jfloat dx, jfloat dy) { 315 renderer->translate(dx, dy); 316} 317 318static void android_view_GLES20Canvas_rotate(JNIEnv* env, jobject clazz, 319 OpenGLRenderer* renderer, jfloat degrees) { 320 renderer->rotate(degrees); 321} 322 323static void android_view_GLES20Canvas_scale(JNIEnv* env, jobject clazz, 324 OpenGLRenderer* renderer, jfloat sx, jfloat sy) { 325 renderer->scale(sx, sy); 326} 327 328static void android_view_GLES20Canvas_skew(JNIEnv* env, jobject clazz, 329 OpenGLRenderer* renderer, jfloat sx, jfloat sy) { 330 renderer->skew(sx, sy); 331} 332 333static void android_view_GLES20Canvas_setMatrix(JNIEnv* env, jobject clazz, 334 OpenGLRenderer* renderer, SkMatrix* matrix) { 335 renderer->setMatrix(matrix); 336} 337 338static void android_view_GLES20Canvas_getMatrix(JNIEnv* env, jobject clazz, 339 OpenGLRenderer* renderer, SkMatrix* matrix) { 340 renderer->getMatrix(matrix); 341} 342 343static void android_view_GLES20Canvas_concatMatrix(JNIEnv* env, jobject clazz, 344 OpenGLRenderer* renderer, SkMatrix* matrix) { 345 renderer->concatMatrix(matrix); 346} 347 348// ---------------------------------------------------------------------------- 349// Drawing 350// ---------------------------------------------------------------------------- 351 352static void android_view_GLES20Canvas_drawBitmap(JNIEnv* env, jobject clazz, 353 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, 354 jfloat left, jfloat top, SkPaint* paint) { 355 // This object allows the renderer to allocate a global JNI ref to the buffer object. 356 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 357 358 renderer->drawBitmap(bitmap, left, top, paint); 359} 360 361static void android_view_GLES20Canvas_drawBitmapRect(JNIEnv* env, jobject clazz, 362 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, 363 float srcLeft, float srcTop, float srcRight, float srcBottom, 364 float dstLeft, float dstTop, float dstRight, float dstBottom, SkPaint* paint) { 365 // This object allows the renderer to allocate a global JNI ref to the buffer object. 366 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 367 368 renderer->drawBitmap(bitmap, srcLeft, srcTop, srcRight, srcBottom, 369 dstLeft, dstTop, dstRight, dstBottom, paint); 370} 371 372static void android_view_GLES20Canvas_drawBitmapMatrix(JNIEnv* env, jobject clazz, 373 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, SkMatrix* matrix, 374 SkPaint* paint) { 375 // This object allows the renderer to allocate a global JNI ref to the buffer object. 376 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 377 378 renderer->drawBitmap(bitmap, matrix, paint); 379} 380 381static void android_view_GLES20Canvas_drawBitmapData(JNIEnv* env, jobject clazz, 382 OpenGLRenderer* renderer, jintArray colors, jint offset, jint stride, 383 jfloat left, jfloat top, jint width, jint height, jboolean hasAlpha, SkPaint* paint) { 384 SkBitmap* bitmap = new SkBitmap; 385 bitmap->setConfig(hasAlpha ? SkBitmap::kARGB_8888_Config : SkBitmap::kRGB_565_Config, 386 width, height); 387 388 if (!bitmap->allocPixels()) { 389 delete bitmap; 390 return; 391 } 392 393 if (!GraphicsJNI::SetPixels(env, colors, offset, stride, 0, 0, width, height, *bitmap)) { 394 delete bitmap; 395 return; 396 } 397 398 renderer->drawBitmapData(bitmap, left, top, paint); 399 400 // If the renderer is a deferred renderer it will own the bitmap 401 if (!renderer->isDeferred()) { 402 delete bitmap; 403 } 404} 405 406static void android_view_GLES20Canvas_drawBitmapMesh(JNIEnv* env, jobject clazz, 407 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, 408 jint meshWidth, jint meshHeight, jfloatArray vertices, jint offset, 409 jintArray colors, jint colorOffset, SkPaint* paint) { 410 // This object allows the renderer to allocate a global JNI ref to the buffer object. 411 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 412 413 jfloat* verticesArray = vertices ? env->GetFloatArrayElements(vertices, NULL) + offset : NULL; 414 jint* colorsArray = colors ? env->GetIntArrayElements(colors, NULL) + colorOffset : NULL; 415 416 renderer->drawBitmapMesh(bitmap, meshWidth, meshHeight, verticesArray, colorsArray, paint); 417 418 if (vertices) env->ReleaseFloatArrayElements(vertices, verticesArray, 0); 419 if (colors) env->ReleaseIntArrayElements(colors, colorsArray, 0); 420} 421 422static void android_view_GLES20Canvas_drawPatch(JNIEnv* env, jobject clazz, 423 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, jbyteArray chunks, 424 float left, float top, float right, float bottom, SkPaint* paint) { 425 // This object allows the renderer to allocate a global JNI ref to the buffer object. 426 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 427 428 jbyte* storage = env->GetByteArrayElements(chunks, NULL); 429 Res_png_9patch* patch = reinterpret_cast<Res_png_9patch*>(storage); 430 Res_png_9patch::deserialize(patch); 431 432 renderer->drawPatch(bitmap, &patch->xDivs[0], &patch->yDivs[0], 433 &patch->colors[0], patch->numXDivs, patch->numYDivs, patch->numColors, 434 left, top, right, bottom, paint); 435 436 env->ReleaseByteArrayElements(chunks, storage, 0); 437} 438 439static void android_view_GLES20Canvas_drawColor(JNIEnv* env, jobject clazz, 440 OpenGLRenderer* renderer, jint color, SkXfermode::Mode mode) { 441 renderer->drawColor(color, mode); 442} 443 444static void android_view_GLES20Canvas_drawRect(JNIEnv* env, jobject clazz, 445 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 446 SkPaint* paint) { 447 renderer->drawRect(left, top, right, bottom, paint); 448} 449 450static void android_view_GLES20Canvas_drawRoundRect(JNIEnv* env, jobject clazz, 451 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 452 jfloat rx, jfloat ry, SkPaint* paint) { 453 renderer->drawRoundRect(left, top, right, bottom, rx, ry, paint); 454} 455 456static void android_view_GLES20Canvas_drawCircle(JNIEnv* env, jobject clazz, 457 OpenGLRenderer* renderer, jfloat x, jfloat y, jfloat radius, SkPaint* paint) { 458 renderer->drawCircle(x, y, radius, paint); 459} 460 461static void android_view_GLES20Canvas_drawOval(JNIEnv* env, jobject clazz, 462 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 463 SkPaint* paint) { 464 renderer->drawOval(left, top, right, bottom, paint); 465} 466 467static void android_view_GLES20Canvas_drawArc(JNIEnv* env, jobject clazz, 468 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 469 jfloat startAngle, jfloat sweepAngle, jboolean useCenter, SkPaint* paint) { 470 renderer->drawArc(left, top, right, bottom, startAngle, sweepAngle, useCenter, paint); 471} 472 473static void android_view_GLES20Canvas_drawRegionAsRects(JNIEnv* env, jobject clazz, 474 OpenGLRenderer* renderer, SkRegion* region, SkPaint* paint) { 475 if (paint->getStyle() != SkPaint::kFill_Style || 476 (paint->isAntiAlias() && !renderer->isCurrentTransformSimple())) { 477 SkRegion::Iterator it(*region); 478 while (!it.done()) { 479 const SkIRect& r = it.rect(); 480 renderer->drawRect(r.fLeft, r.fTop, r.fRight, r.fBottom, paint); 481 it.next(); 482 } 483 } else { 484 int count = 0; 485 Vector<float> rects; 486 SkRegion::Iterator it(*region); 487 while (!it.done()) { 488 const SkIRect& r = it.rect(); 489 rects.push(r.fLeft); 490 rects.push(r.fTop); 491 rects.push(r.fRight); 492 rects.push(r.fBottom); 493 count += 4; 494 it.next(); 495 } 496 renderer->drawRects(rects.array(), count, paint); 497 } 498} 499 500static void android_view_GLES20Canvas_drawRects(JNIEnv* env, jobject clazz, 501 OpenGLRenderer* renderer, jfloatArray rects, jint count, SkPaint* paint) { 502 jfloat* storage = env->GetFloatArrayElements(rects, NULL); 503 renderer->drawRects(storage, count, paint); 504 env->ReleaseFloatArrayElements(rects, storage, 0); 505} 506 507static void android_view_GLES20Canvas_drawPoints(JNIEnv* env, jobject clazz, 508 OpenGLRenderer* renderer, jfloatArray points, jint offset, jint count, SkPaint* paint) { 509 jfloat* storage = env->GetFloatArrayElements(points, NULL); 510 renderer->drawPoints(storage + offset, count, paint); 511 env->ReleaseFloatArrayElements(points, storage, 0); 512} 513 514static void android_view_GLES20Canvas_drawPath(JNIEnv* env, jobject clazz, 515 OpenGLRenderer* renderer, SkPath* path, SkPaint* paint) { 516 renderer->drawPath(path, paint); 517} 518 519static void android_view_GLES20Canvas_drawLines(JNIEnv* env, jobject clazz, 520 OpenGLRenderer* renderer, jfloatArray points, jint offset, jint count, SkPaint* paint) { 521 jfloat* storage = env->GetFloatArrayElements(points, NULL); 522 renderer->drawLines(storage + offset, count, paint); 523 env->ReleaseFloatArrayElements(points, storage, 0); 524} 525 526// ---------------------------------------------------------------------------- 527// Shaders and color filters 528// ---------------------------------------------------------------------------- 529 530static void android_view_GLES20Canvas_resetModifiers(JNIEnv* env, jobject clazz, 531 OpenGLRenderer* renderer, jint modifiers) { 532 if (modifiers & MODIFIER_SHADOW) renderer->resetShadow(); 533 if (modifiers & MODIFIER_SHADER) renderer->resetShader(); 534 if (modifiers & MODIFIER_COLOR_FILTER) renderer->resetColorFilter(); 535} 536 537static void android_view_GLES20Canvas_setupShader(JNIEnv* env, jobject clazz, 538 OpenGLRenderer* renderer, SkiaShader* shader) { 539 renderer->setupShader(shader); 540} 541 542static void android_view_GLES20Canvas_setupColorFilter(JNIEnv* env, jobject clazz, 543 OpenGLRenderer* renderer, SkiaColorFilter* filter) { 544 renderer->setupColorFilter(filter); 545} 546 547static void android_view_GLES20Canvas_setupShadow(JNIEnv* env, jobject clazz, 548 OpenGLRenderer* renderer, jfloat radius, jfloat dx, jfloat dy, jint color) { 549 renderer->setupShadow(radius, dx, dy, color); 550} 551 552// ---------------------------------------------------------------------------- 553// Draw filters 554// ---------------------------------------------------------------------------- 555 556static void android_view_GLES20Canvas_setupPaintFilter(JNIEnv* env, jobject clazz, 557 OpenGLRenderer* renderer, jint clearBits, jint setBits) { 558 renderer->setupPaintFilter(clearBits, setBits); 559} 560 561static void android_view_GLES20Canvas_resetPaintFilter(JNIEnv* env, jobject clazz, 562 OpenGLRenderer* renderer) { 563 renderer->resetPaintFilter(); 564} 565 566// ---------------------------------------------------------------------------- 567// Text 568// ---------------------------------------------------------------------------- 569 570static void renderText(OpenGLRenderer* renderer, const jchar* text, int count, 571 jfloat x, jfloat y, SkPaint* paint) { 572 sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, 573 text, 0, count, count); 574 if (value == NULL) { 575 return; 576 } 577 const jchar* glyphs = value->getGlyphs(); 578 size_t glyphsCount = value->getGlyphsCount(); 579 jfloat totalAdvance = value->getTotalAdvance(); 580 const float* positions = value->getPos(); 581 int bytesCount = glyphsCount * sizeof(jchar); 582 renderer->drawText((const char*) glyphs, bytesCount, glyphsCount, x, y, 583 positions, paint, totalAdvance); 584} 585 586static void renderTextOnPath(OpenGLRenderer* renderer, const jchar* text, int count, 587 SkPath* path, jfloat hOffset, jfloat vOffset, SkPaint* paint) { 588 sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, 589 text, 0, count, count); 590 if (value == NULL) { 591 return; 592 } 593 const jchar* glyphs = value->getGlyphs(); 594 size_t glyphsCount = value->getGlyphsCount(); 595 int bytesCount = glyphsCount * sizeof(jchar); 596 renderer->drawTextOnPath((const char*) glyphs, bytesCount, glyphsCount, path, 597 hOffset, vOffset, paint); 598} 599 600static void renderTextRun(OpenGLRenderer* renderer, const jchar* text, 601 jint start, jint count, jint contextCount, jfloat x, jfloat y, 602 SkPaint* paint) { 603 sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, 604 text, start, count, contextCount); 605 if (value == NULL) { 606 return; 607 } 608 const jchar* glyphs = value->getGlyphs(); 609 size_t glyphsCount = value->getGlyphsCount(); 610 jfloat totalAdvance = value->getTotalAdvance(); 611 const float* positions = value->getPos(); 612 int bytesCount = glyphsCount * sizeof(jchar); 613 renderer->drawText((const char*) glyphs, bytesCount, glyphsCount, x, y, 614 positions, paint, totalAdvance); 615} 616 617static void android_view_GLES20Canvas_drawTextArray(JNIEnv* env, jobject clazz, 618 OpenGLRenderer* renderer, jcharArray text, jint index, jint count, 619 jfloat x, jfloat y, SkPaint* paint) { 620 jchar* textArray = env->GetCharArrayElements(text, NULL); 621 renderText(renderer, textArray + index, count, x, y, paint); 622 env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 623} 624 625static void android_view_GLES20Canvas_drawText(JNIEnv* env, jobject clazz, 626 OpenGLRenderer* renderer, jstring text, jint start, jint end, 627 jfloat x, jfloat y, SkPaint* paint) { 628 const jchar* textArray = env->GetStringChars(text, NULL); 629 renderText(renderer, textArray + start, end - start, x, y, paint); 630 env->ReleaseStringChars(text, textArray); 631} 632 633static void android_view_GLES20Canvas_drawTextArrayOnPath(JNIEnv* env, jobject clazz, 634 OpenGLRenderer* renderer, jcharArray text, jint index, jint count, 635 SkPath* path, jfloat hOffset, jfloat vOffset, SkPaint* paint) { 636 jchar* textArray = env->GetCharArrayElements(text, NULL); 637 renderTextOnPath(renderer, textArray + index, count, path, 638 hOffset, vOffset, paint); 639 env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 640} 641 642static void android_view_GLES20Canvas_drawTextOnPath(JNIEnv* env, jobject clazz, 643 OpenGLRenderer* renderer, jstring text, jint start, jint end, 644 SkPath* path, jfloat hOffset, jfloat vOffset, SkPaint* paint) { 645 const jchar* textArray = env->GetStringChars(text, NULL); 646 renderTextOnPath(renderer, textArray + start, end - start, path, 647 hOffset, vOffset, paint); 648 env->ReleaseStringChars(text, textArray); 649} 650 651static void android_view_GLES20Canvas_drawTextRunArray(JNIEnv* env, jobject clazz, 652 OpenGLRenderer* renderer, jcharArray text, jint index, jint count, 653 jint contextIndex, jint contextCount, jfloat x, jfloat y, SkPaint* paint) { 654 jchar* textArray = env->GetCharArrayElements(text, NULL); 655 renderTextRun(renderer, textArray + contextIndex, index - contextIndex, 656 count, contextCount, x, y, paint); 657 env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 658 } 659 660static void android_view_GLES20Canvas_drawTextRun(JNIEnv* env, jobject clazz, 661 OpenGLRenderer* renderer, jstring text, jint start, jint end, 662 jint contextStart, int contextEnd, jfloat x, jfloat y, SkPaint* paint) { 663 const jchar* textArray = env->GetStringChars(text, NULL); 664 jint count = end - start; 665 jint contextCount = contextEnd - contextStart; 666 renderTextRun(renderer, textArray + contextStart, start - contextStart, 667 count, contextCount, x, y, paint); 668 env->ReleaseStringChars(text, textArray); 669} 670 671static void renderPosText(OpenGLRenderer* renderer, const jchar* text, int count, 672 const jfloat* positions, SkPaint* paint) { 673 sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, 674 text, 0, count, count); 675 if (value == NULL) { 676 return; 677 } 678 const jchar* glyphs = value->getGlyphs(); 679 size_t glyphsCount = value->getGlyphsCount(); 680 if (count < int(glyphsCount)) glyphsCount = count; 681 int bytesCount = glyphsCount * sizeof(jchar); 682 683 renderer->drawPosText((const char*) glyphs, bytesCount, glyphsCount, positions, paint); 684} 685 686static void android_view_GLES20Canvas_drawPosTextArray(JNIEnv* env, jobject clazz, 687 OpenGLRenderer* renderer, jcharArray text, jint index, jint count, 688 jfloatArray pos, SkPaint* paint) { 689 jchar* textArray = env->GetCharArrayElements(text, NULL); 690 jfloat* positions = env->GetFloatArrayElements(pos, NULL); 691 692 renderPosText(renderer, textArray + index, count, positions, paint); 693 694 env->ReleaseFloatArrayElements(pos, positions, JNI_ABORT); 695 env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 696} 697 698static void android_view_GLES20Canvas_drawPosText(JNIEnv* env, jobject clazz, 699 OpenGLRenderer* renderer, jstring text, jint start, jint end, 700 jfloatArray pos, SkPaint* paint) { 701 const jchar* textArray = env->GetStringChars(text, NULL); 702 jfloat* positions = env->GetFloatArrayElements(pos, NULL); 703 704 renderPosText(renderer, textArray + start, end - start, positions, paint); 705 706 env->ReleaseFloatArrayElements(pos, positions, JNI_ABORT); 707 env->ReleaseStringChars(text, textArray); 708} 709 710// ---------------------------------------------------------------------------- 711// Display lists 712// ---------------------------------------------------------------------------- 713 714static DisplayList* android_view_GLES20Canvas_getDisplayList(JNIEnv* env, 715 jobject clazz, DisplayListRenderer* renderer, DisplayList* displayList) { 716 return renderer->getDisplayList(displayList); 717} 718 719static OpenGLRenderer* android_view_GLES20Canvas_createDisplayListRenderer(JNIEnv* env, 720 jobject clazz) { 721 return new DisplayListRenderer; 722} 723 724static void android_view_GLES20Canvas_resetDisplayListRenderer(JNIEnv* env, 725 jobject clazz, DisplayListRenderer* renderer) { 726 renderer->reset(); 727} 728 729static jint android_view_GLES20Canvas_drawDisplayList(JNIEnv* env, 730 jobject clazz, OpenGLRenderer* renderer, DisplayList* displayList, 731 jobject dirty, jint flags) { 732 android::uirenderer::Rect bounds; 733 status_t status = renderer->drawDisplayList(displayList, bounds, flags); 734 if (status != DrawGlInfo::kStatusDone && dirty != NULL) { 735 env->CallVoidMethod(dirty, gRectClassInfo.set, 736 int(bounds.left), int(bounds.top), int(bounds.right), int(bounds.bottom)); 737 } 738 return status; 739} 740 741static void android_view_GLES20Canvas_outputDisplayList(JNIEnv* env, 742 jobject clazz, OpenGLRenderer* renderer, DisplayList* displayList) { 743 renderer->outputDisplayList(displayList); 744} 745 746// ---------------------------------------------------------------------------- 747// Layers 748// ---------------------------------------------------------------------------- 749 750static void android_view_GLES20Canvas_interrupt(JNIEnv* env, jobject clazz, 751 OpenGLRenderer* renderer) { 752 renderer->interrupt(); 753} 754 755static void android_view_GLES20Canvas_resume(JNIEnv* env, jobject clazz, 756 OpenGLRenderer* renderer) { 757 renderer->resume(); 758} 759 760static OpenGLRenderer* android_view_GLES20Canvas_createLayerRenderer(JNIEnv* env, 761 jobject clazz, Layer* layer) { 762 if (layer) { 763 OpenGLRenderer* renderer = new LayerRenderer(layer); 764 renderer->initProperties(); 765 return renderer; 766 } 767 return NULL; 768} 769 770static Layer* android_view_GLES20Canvas_createTextureLayer(JNIEnv* env, jobject clazz, 771 jboolean isOpaque, jintArray layerInfo) { 772 Layer* layer = LayerRenderer::createTextureLayer(isOpaque); 773 774 if (layer) { 775 jint* storage = env->GetIntArrayElements(layerInfo, NULL); 776 storage[0] = layer->getTexture(); 777 env->ReleaseIntArrayElements(layerInfo, storage, 0); 778 } 779 780 return layer; 781} 782 783static Layer* android_view_GLES20Canvas_createLayer(JNIEnv* env, jobject clazz, 784 jint width, jint height, jboolean isOpaque, jintArray layerInfo) { 785 Layer* layer = LayerRenderer::createLayer(width, height, isOpaque); 786 787 if (layer) { 788 jint* storage = env->GetIntArrayElements(layerInfo, NULL); 789 storage[0] = layer->getWidth(); 790 storage[1] = layer->getHeight(); 791 env->ReleaseIntArrayElements(layerInfo, storage, 0); 792 } 793 794 return layer; 795} 796 797static bool android_view_GLES20Canvas_resizeLayer(JNIEnv* env, jobject clazz, 798 Layer* layer, jint width, jint height, jintArray layerInfo) { 799 if (LayerRenderer::resizeLayer(layer, width, height)) { 800 jint* storage = env->GetIntArrayElements(layerInfo, NULL); 801 storage[0] = layer->getWidth(); 802 storage[1] = layer->getHeight(); 803 env->ReleaseIntArrayElements(layerInfo, storage, 0); 804 return true; 805 } 806 return false; 807} 808 809static void android_view_GLES20Canvas_setLayerPaint(JNIEnv* env, jobject clazz, 810 Layer* layer, SkPaint* paint) { 811 if (layer) { 812 layer->setPaint(paint); 813 } 814} 815 816static void android_view_GLES20Canvas_setLayerColorFilter(JNIEnv* env, jobject clazz, 817 Layer* layer, SkiaColorFilter* colorFilter) { 818 if (layer) { 819 layer->setColorFilter(colorFilter); 820 } 821} 822 823static void android_view_GLES20Canvas_setOpaqueLayer(JNIEnv* env, jobject clazz, 824 Layer* layer, jboolean isOpaque) { 825 if (layer) { 826 layer->setBlend(!isOpaque); 827 } 828} 829 830static void android_view_GLES20Canvas_updateTextureLayer(JNIEnv* env, jobject clazz, 831 Layer* layer, jint width, jint height, jboolean isOpaque, jobject surface) { 832 float transform[16]; 833 sp<GLConsumer> surfaceTexture(SurfaceTexture_getSurfaceTexture(env, surface)); 834 835 if (surfaceTexture->updateTexImage() == NO_ERROR) { 836 surfaceTexture->getTransformMatrix(transform); 837 GLenum renderTarget = surfaceTexture->getCurrentTextureTarget(); 838 839 LayerRenderer::updateTextureLayer(layer, width, height, isOpaque, renderTarget, transform); 840 } 841} 842 843static void android_view_GLES20Canvas_updateRenderLayer(JNIEnv* env, jobject clazz, 844 Layer* layer, OpenGLRenderer* renderer, DisplayList* displayList, 845 jint left, jint top, jint right, jint bottom) { 846 layer->updateDeferred(renderer, displayList, left, top, right, bottom); 847} 848 849static void android_view_GLES20Canvas_clearLayerTexture(JNIEnv* env, jobject clazz, 850 Layer* layer) { 851 layer->clearTexture(); 852} 853 854static void android_view_GLES20Canvas_setTextureLayerTransform(JNIEnv* env, jobject clazz, 855 Layer* layer, SkMatrix* matrix) { 856 layer->getTransform().load(*matrix); 857} 858 859static void android_view_GLES20Canvas_destroyLayer(JNIEnv* env, jobject clazz, Layer* layer) { 860 LayerRenderer::destroyLayer(layer); 861} 862 863static void android_view_GLES20Canvas_destroyLayerDeferred(JNIEnv* env, 864 jobject clazz, Layer* layer) { 865 LayerRenderer::destroyLayerDeferred(layer); 866} 867 868static void android_view_GLES20Canvas_drawLayer(JNIEnv* env, jobject clazz, 869 OpenGLRenderer* renderer, Layer* layer, jfloat x, jfloat y, SkPaint* paint) { 870 renderer->drawLayer(layer, x, y, paint); 871} 872 873static jboolean android_view_GLES20Canvas_copyLayer(JNIEnv* env, jobject clazz, 874 Layer* layer, SkBitmap* bitmap) { 875 return LayerRenderer::copyLayer(layer, bitmap); 876} 877 878static void android_view_GLES20Canvas_pushLayerUpdate(JNIEnv* env, jobject clazz, 879 OpenGLRenderer* renderer, Layer* layer) { 880 renderer->pushLayerUpdate(layer); 881} 882 883static void android_view_GLES20Canvas_clearLayerUpdates(JNIEnv* env, jobject clazz, 884 OpenGLRenderer* renderer) { 885 renderer->clearLayerUpdates(); 886} 887 888#endif // USE_OPENGL_RENDERER 889 890// ---------------------------------------------------------------------------- 891// Common 892// ---------------------------------------------------------------------------- 893 894static jboolean android_view_GLES20Canvas_isAvailable(JNIEnv* env, jobject clazz) { 895#ifdef USE_OPENGL_RENDERER 896 char prop[PROPERTY_VALUE_MAX]; 897 if (property_get("ro.kernel.qemu", prop, NULL) == 0) { 898 // not in the emulator 899 return JNI_TRUE; 900 } 901 // In the emulator this property will be set to 1 when hardware GLES is 902 // enabled, 0 otherwise. On old emulator versions it will be undefined. 903 property_get("ro.kernel.qemu.gles", prop, "0"); 904 return atoi(prop) == 1 ? JNI_TRUE : JNI_FALSE; 905#else 906 return JNI_FALSE; 907#endif 908} 909 910// ---------------------------------------------------------------------------- 911// Logging 912// ---------------------------------------------------------------------------- 913 914static void 915android_app_ActivityThread_dumpGraphics(JNIEnv* env, jobject clazz, jobject javaFileDescriptor) { 916#ifdef USE_OPENGL_RENDERER 917 int fd = jniGetFDFromFileDescriptor(env, javaFileDescriptor); 918 android::uirenderer::DisplayList::outputLogBuffer(fd); 919#endif // USE_OPENGL_RENDERER 920} 921 922// ---------------------------------------------------------------------------- 923// JNI Glue 924// ---------------------------------------------------------------------------- 925 926const char* const kClassPathName = "android/view/GLES20Canvas"; 927 928static JNINativeMethod gMethods[] = { 929 { "nIsAvailable", "()Z", (void*) android_view_GLES20Canvas_isAvailable }, 930 931#ifdef USE_OPENGL_RENDERER 932 { "nFlushCaches", "(I)V", (void*) android_view_GLES20Canvas_flushCaches }, 933 { "nInitCaches", "()V", (void*) android_view_GLES20Canvas_initCaches }, 934 { "nTerminateCaches", "()V", (void*) android_view_GLES20Canvas_terminateCaches }, 935 936 { "nCreateRenderer", "()I", (void*) android_view_GLES20Canvas_createRenderer }, 937 { "nDestroyRenderer", "(I)V", (void*) android_view_GLES20Canvas_destroyRenderer }, 938 { "nSetViewport", "(III)V", (void*) android_view_GLES20Canvas_setViewport }, 939 { "nPrepare", "(IZ)I", (void*) android_view_GLES20Canvas_prepare }, 940 { "nPrepareDirty", "(IIIIIZ)I", (void*) android_view_GLES20Canvas_prepareDirty }, 941 { "nFinish", "(I)V", (void*) android_view_GLES20Canvas_finish }, 942 { "nSetName", "(ILjava/lang/String;)V", 943 (void*) android_view_GLES20Canvas_setName }, 944 945 { "nGetStencilSize", "()I", (void*) android_view_GLES20Canvas_getStencilSize }, 946 947 { "nCallDrawGLFunction", "(II)I", (void*) android_view_GLES20Canvas_callDrawGLFunction }, 948 { "nDetachFunctor", "(II)V", (void*) android_view_GLES20Canvas_detachFunctor }, 949 { "nAttachFunctor", "(II)V", (void*) android_view_GLES20Canvas_attachFunctor }, 950 { "nInvokeFunctors", "(ILandroid/graphics/Rect;)I", 951 (void*) android_view_GLES20Canvas_invokeFunctors }, 952 953 { "nSave", "(II)I", (void*) android_view_GLES20Canvas_save }, 954 { "nRestore", "(I)V", (void*) android_view_GLES20Canvas_restore }, 955 { "nRestoreToCount", "(II)V", (void*) android_view_GLES20Canvas_restoreToCount }, 956 { "nGetSaveCount", "(I)I", (void*) android_view_GLES20Canvas_getSaveCount }, 957 958 { "nSaveLayer", "(IFFFFII)I", (void*) android_view_GLES20Canvas_saveLayer }, 959 { "nSaveLayer", "(III)I", (void*) android_view_GLES20Canvas_saveLayerClip }, 960 { "nSaveLayerAlpha", "(IFFFFII)I", (void*) android_view_GLES20Canvas_saveLayerAlpha }, 961 { "nSaveLayerAlpha", "(III)I", (void*) android_view_GLES20Canvas_saveLayerAlphaClip }, 962 963 { "nQuickReject", "(IFFFF)Z", (void*) android_view_GLES20Canvas_quickReject }, 964 { "nClipRect", "(IFFFFI)Z", (void*) android_view_GLES20Canvas_clipRectF }, 965 { "nClipRect", "(IIIIII)Z", (void*) android_view_GLES20Canvas_clipRect }, 966 { "nClipPath", "(III)Z", (void*) android_view_GLES20Canvas_clipPath }, 967 { "nClipRegion", "(III)Z", (void*) android_view_GLES20Canvas_clipRegion }, 968 969 { "nTranslate", "(IFF)V", (void*) android_view_GLES20Canvas_translate }, 970 { "nRotate", "(IF)V", (void*) android_view_GLES20Canvas_rotate }, 971 { "nScale", "(IFF)V", (void*) android_view_GLES20Canvas_scale }, 972 { "nSkew", "(IFF)V", (void*) android_view_GLES20Canvas_skew }, 973 974 { "nSetMatrix", "(II)V", (void*) android_view_GLES20Canvas_setMatrix }, 975 { "nGetMatrix", "(II)V", (void*) android_view_GLES20Canvas_getMatrix }, 976 { "nConcatMatrix", "(II)V", (void*) android_view_GLES20Canvas_concatMatrix }, 977 978 { "nDrawBitmap", "(II[BFFI)V", (void*) android_view_GLES20Canvas_drawBitmap }, 979 { "nDrawBitmap", "(II[BFFFFFFFFI)V",(void*) android_view_GLES20Canvas_drawBitmapRect }, 980 { "nDrawBitmap", "(II[BII)V", (void*) android_view_GLES20Canvas_drawBitmapMatrix }, 981 { "nDrawBitmap", "(I[IIIFFIIZI)V", (void*) android_view_GLES20Canvas_drawBitmapData }, 982 983 { "nDrawBitmapMesh", "(II[BII[FI[III)V",(void*) android_view_GLES20Canvas_drawBitmapMesh }, 984 985 { "nDrawPatch", "(II[B[BFFFFI)V", (void*) android_view_GLES20Canvas_drawPatch }, 986 987 { "nDrawColor", "(III)V", (void*) android_view_GLES20Canvas_drawColor }, 988 { "nDrawRect", "(IFFFFI)V", (void*) android_view_GLES20Canvas_drawRect }, 989 { "nDrawRects", "(III)V", (void*) android_view_GLES20Canvas_drawRegionAsRects }, 990 { "nDrawRects", "(I[FII)V", (void*) android_view_GLES20Canvas_drawRects }, 991 { "nDrawRoundRect", "(IFFFFFFI)V", (void*) android_view_GLES20Canvas_drawRoundRect }, 992 { "nDrawCircle", "(IFFFI)V", (void*) android_view_GLES20Canvas_drawCircle }, 993 { "nDrawOval", "(IFFFFI)V", (void*) android_view_GLES20Canvas_drawOval }, 994 { "nDrawArc", "(IFFFFFFZI)V", (void*) android_view_GLES20Canvas_drawArc }, 995 { "nDrawPoints", "(I[FIII)V", (void*) android_view_GLES20Canvas_drawPoints }, 996 997 { "nDrawPath", "(III)V", (void*) android_view_GLES20Canvas_drawPath }, 998 { "nDrawLines", "(I[FIII)V", (void*) android_view_GLES20Canvas_drawLines }, 999 1000 { "nResetModifiers", "(II)V", (void*) android_view_GLES20Canvas_resetModifiers }, 1001 { "nSetupShader", "(II)V", (void*) android_view_GLES20Canvas_setupShader }, 1002 { "nSetupColorFilter", "(II)V", (void*) android_view_GLES20Canvas_setupColorFilter }, 1003 { "nSetupShadow", "(IFFFI)V", (void*) android_view_GLES20Canvas_setupShadow }, 1004 1005 { "nSetupPaintFilter", "(III)V", (void*) android_view_GLES20Canvas_setupPaintFilter }, 1006 { "nResetPaintFilter", "(I)V", (void*) android_view_GLES20Canvas_resetPaintFilter }, 1007 1008 { "nDrawText", "(I[CIIFFI)V", (void*) android_view_GLES20Canvas_drawTextArray }, 1009 { "nDrawText", "(ILjava/lang/String;IIFFI)V", 1010 (void*) android_view_GLES20Canvas_drawText }, 1011 1012 { "nDrawTextOnPath", "(I[CIIIFFI)V", (void*) android_view_GLES20Canvas_drawTextArrayOnPath }, 1013 { "nDrawTextOnPath", "(ILjava/lang/String;IIIFFI)V", 1014 (void*) android_view_GLES20Canvas_drawTextOnPath }, 1015 1016 { "nDrawTextRun", "(I[CIIIIFFI)V", (void*) android_view_GLES20Canvas_drawTextRunArray }, 1017 { "nDrawTextRun", "(ILjava/lang/String;IIIIFFI)V", 1018 (void*) android_view_GLES20Canvas_drawTextRun }, 1019 1020 { "nDrawPosText", "(I[CII[FI)V", (void*) android_view_GLES20Canvas_drawPosTextArray }, 1021 { "nDrawPosText", "(ILjava/lang/String;II[FI)V", 1022 (void*) android_view_GLES20Canvas_drawPosText }, 1023 1024 { "nGetClipBounds", "(ILandroid/graphics/Rect;)Z", 1025 (void*) android_view_GLES20Canvas_getClipBounds }, 1026 1027 { "nGetDisplayList", "(II)I", (void*) android_view_GLES20Canvas_getDisplayList }, 1028 { "nOutputDisplayList", "(II)V", (void*) android_view_GLES20Canvas_outputDisplayList }, 1029 { "nDrawDisplayList", "(IILandroid/graphics/Rect;I)I", 1030 (void*) android_view_GLES20Canvas_drawDisplayList }, 1031 1032 { "nCreateDisplayListRenderer", "()I", (void*) android_view_GLES20Canvas_createDisplayListRenderer }, 1033 { "nResetDisplayListRenderer", "(I)V", (void*) android_view_GLES20Canvas_resetDisplayListRenderer }, 1034 1035 { "nInterrupt", "(I)V", (void*) android_view_GLES20Canvas_interrupt }, 1036 { "nResume", "(I)V", (void*) android_view_GLES20Canvas_resume }, 1037 1038 { "nCreateLayerRenderer", "(I)I", (void*) android_view_GLES20Canvas_createLayerRenderer }, 1039 { "nCreateLayer", "(IIZ[I)I", (void*) android_view_GLES20Canvas_createLayer }, 1040 { "nResizeLayer", "(III[I)Z" , (void*) android_view_GLES20Canvas_resizeLayer }, 1041 { "nSetLayerPaint", "(II)V", (void*) android_view_GLES20Canvas_setLayerPaint }, 1042 { "nSetLayerColorFilter", "(II)V", (void*) android_view_GLES20Canvas_setLayerColorFilter }, 1043 { "nSetOpaqueLayer", "(IZ)V", (void*) android_view_GLES20Canvas_setOpaqueLayer }, 1044 { "nCreateTextureLayer", "(Z[I)I", (void*) android_view_GLES20Canvas_createTextureLayer }, 1045 { "nUpdateTextureLayer", "(IIIZLandroid/graphics/SurfaceTexture;)V", 1046 (void*) android_view_GLES20Canvas_updateTextureLayer }, 1047 { "nUpdateRenderLayer", "(IIIIIII)V", (void*) android_view_GLES20Canvas_updateRenderLayer }, 1048 { "nClearLayerTexture", "(I)V", (void*) android_view_GLES20Canvas_clearLayerTexture }, 1049 { "nDestroyLayer", "(I)V", (void*) android_view_GLES20Canvas_destroyLayer }, 1050 { "nDestroyLayerDeferred", "(I)V", (void*) android_view_GLES20Canvas_destroyLayerDeferred }, 1051 { "nDrawLayer", "(IIFFI)V", (void*) android_view_GLES20Canvas_drawLayer }, 1052 { "nCopyLayer", "(II)Z", (void*) android_view_GLES20Canvas_copyLayer }, 1053 { "nClearLayerUpdates", "(I)V", (void*) android_view_GLES20Canvas_clearLayerUpdates }, 1054 { "nPushLayerUpdate", "(II)V", (void*) android_view_GLES20Canvas_pushLayerUpdate }, 1055 1056 { "nSetTextureLayerTransform", "(II)V", (void*) android_view_GLES20Canvas_setTextureLayerTransform }, 1057 1058 { "nGetMaximumTextureWidth", "()I", (void*) android_view_GLES20Canvas_getMaxTextureWidth }, 1059 { "nGetMaximumTextureHeight", "()I", (void*) android_view_GLES20Canvas_getMaxTextureHeight }, 1060 1061#endif 1062}; 1063 1064static JNINativeMethod gActivityThreadMethods[] = { 1065 { "dumpGraphicsInfo", "(Ljava/io/FileDescriptor;)V", 1066 (void*) android_app_ActivityThread_dumpGraphics } 1067}; 1068 1069 1070#ifdef USE_OPENGL_RENDERER 1071 #define FIND_CLASS(var, className) \ 1072 var = env->FindClass(className); \ 1073 LOG_FATAL_IF(! var, "Unable to find class " className); 1074 1075 #define GET_METHOD_ID(var, clazz, methodName, methodDescriptor) \ 1076 var = env->GetMethodID(clazz, methodName, methodDescriptor); \ 1077 LOG_FATAL_IF(! var, "Unable to find method " methodName); 1078#else 1079 #define FIND_CLASS(var, className) 1080 #define GET_METHOD_ID(var, clazz, methodName, methodDescriptor) 1081#endif 1082 1083int register_android_view_GLES20Canvas(JNIEnv* env) { 1084 jclass clazz; 1085 FIND_CLASS(clazz, "android/graphics/Rect"); 1086 GET_METHOD_ID(gRectClassInfo.set, clazz, "set", "(IIII)V"); 1087 1088 return AndroidRuntime::registerNativeMethods(env, kClassPathName, gMethods, NELEM(gMethods)); 1089} 1090 1091const char* const kActivityThreadPathName = "android/app/ActivityThread"; 1092 1093int register_android_app_ActivityThread(JNIEnv* env) { 1094 return AndroidRuntime::registerNativeMethods(env, kActivityThreadPathName, 1095 gActivityThreadMethods, NELEM(gActivityThreadMethods)); 1096} 1097 1098}; 1099