android_view_GLES20Canvas.cpp revision daf98e941e140e8739458126640183b9f296a2ab
1/* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#define LOG_TAG "OpenGLRenderer" 18 19#include "jni.h" 20#include "GraphicsJNI.h" 21#include <nativehelper/JNIHelp.h> 22#include <android_runtime/AndroidRuntime.h> 23#include <utils/ResourceTypes.h> 24 25#include <SkBitmap.h> 26#include <SkCanvas.h> 27#include <SkMatrix.h> 28#include <SkPaint.h> 29#include <SkRegion.h> 30#include <SkScalerContext.h> 31#include <SkTemplates.h> 32#include <SkXfermode.h> 33 34#include <DisplayListRenderer.h> 35#include <LayerRenderer.h> 36#include <OpenGLDebugRenderer.h> 37#include <OpenGLRenderer.h> 38#include <SkiaShader.h> 39#include <SkiaColorFilter.h> 40#include <Rect.h> 41 42#include "TextLayout.h" 43 44namespace android { 45 46using namespace uirenderer; 47 48/** 49 * Note: OpenGLRenderer JNI layer is generated and compiled only on supported 50 * devices. This means all the logic must be compiled only when the 51 * preprocessor variable USE_OPENGL_RENDERER is defined. 52 */ 53#ifdef USE_OPENGL_RENDERER 54 55/////////////////////////////////////////////////////////////////////////////// 56// Defines 57/////////////////////////////////////////////////////////////////////////////// 58 59// Debug 60#define DEBUG_RENDERER 0 61#define PROFILE_RENDERER 0 62 63// Debug 64#if DEBUG_RENDERER 65 #define RENDERER_LOGD(...) LOGD(__VA_ARGS__) 66#else 67 #define RENDERER_LOGD(...) 68#endif 69 70// ---------------------------------------------------------------------------- 71 72static struct { 73 jclass clazz; 74 jmethodID set; 75} gRectClassInfo; 76 77// ---------------------------------------------------------------------------- 78// Constructors 79// ---------------------------------------------------------------------------- 80 81static OpenGLRenderer* android_view_GLES20Canvas_createRenderer(JNIEnv* env, jobject clazz) { 82 RENDERER_LOGD("Create OpenGLRenderer"); 83#if PROFILE_RENDERER 84 return new OpenGLDebugRenderer; 85#else 86 return new OpenGLRenderer; 87#endif 88} 89 90static void android_view_GLES20Canvas_destroyRenderer(JNIEnv* env, jobject clazz, 91 OpenGLRenderer* renderer) { 92 RENDERER_LOGD("Destroy OpenGLRenderer"); 93 delete renderer; 94} 95 96// ---------------------------------------------------------------------------- 97// Setup 98// ---------------------------------------------------------------------------- 99 100static void android_view_GLES20Canvas_setViewport(JNIEnv* env, jobject canvas, 101 OpenGLRenderer* renderer, jint width, jint height) { 102 renderer->setViewport(width, height); 103} 104 105static void android_view_GLES20Canvas_prepare(JNIEnv* env, jobject canvas, 106 OpenGLRenderer* renderer, jboolean opaque) { 107 renderer->prepare(opaque); 108} 109 110static void android_view_GLES20Canvas_finish(JNIEnv* env, jobject canvas, 111 OpenGLRenderer* renderer) { 112 renderer->finish(); 113} 114 115static void android_view_GLES20Canvas_acquireContext(JNIEnv* env, jobject canvas, 116 OpenGLRenderer* renderer) { 117 renderer->acquireContext(); 118} 119 120static bool android_view_GLES20Canvas_callDrawGLFunction(JNIEnv* env, jobject canvas, 121 OpenGLRenderer* renderer, Functor *functor) { 122 return renderer->callDrawGLFunction(functor); 123} 124 125static void android_view_GLES20Canvas_releaseContext(JNIEnv* env, jobject canvas, 126 OpenGLRenderer* renderer) { 127 renderer->releaseContext(); 128} 129 130// ---------------------------------------------------------------------------- 131// State 132// ---------------------------------------------------------------------------- 133 134static jint android_view_GLES20Canvas_save(JNIEnv* env, jobject canvas, OpenGLRenderer* renderer, 135 jint flags) { 136 return renderer->save(flags); 137} 138 139static jint android_view_GLES20Canvas_getSaveCount(JNIEnv* env, jobject canvas, 140 OpenGLRenderer* renderer) { 141 return renderer->getSaveCount(); 142} 143 144static void android_view_GLES20Canvas_restore(JNIEnv* env, jobject canvas, 145 OpenGLRenderer* renderer) { 146 renderer->restore(); 147} 148 149static void android_view_GLES20Canvas_restoreToCount(JNIEnv* env, jobject canvas, 150 OpenGLRenderer* renderer, jint saveCount) { 151 renderer->restoreToCount(saveCount); 152} 153 154// ---------------------------------------------------------------------------- 155// Layers 156// ---------------------------------------------------------------------------- 157 158static jint android_view_GLES20Canvas_saveLayer(JNIEnv* env, jobject canvas, 159 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 160 SkPaint* paint, jint saveFlags) { 161 return renderer->saveLayer(left, top, right, bottom, paint, saveFlags); 162} 163 164static jint android_view_GLES20Canvas_saveLayerAlpha(JNIEnv* env, jobject canvas, 165 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 166 jint alpha, jint saveFlags) { 167 return renderer->saveLayerAlpha(left, top, right, bottom, alpha, saveFlags); 168} 169 170// ---------------------------------------------------------------------------- 171// Clipping 172// ---------------------------------------------------------------------------- 173 174static bool android_view_GLES20Canvas_quickReject(JNIEnv* env, jobject canvas, 175 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 176 SkCanvas::EdgeType edge) { 177 return renderer->quickReject(left, top, right, bottom); 178} 179 180static bool android_view_GLES20Canvas_clipRectF(JNIEnv* env, jobject canvas, 181 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 182 SkRegion::Op op) { 183 return renderer->clipRect(left, top, right, bottom, op); 184} 185 186static bool android_view_GLES20Canvas_clipRect(JNIEnv* env, jobject canvas, 187 OpenGLRenderer* renderer, jint left, jint top, jint right, jint bottom, 188 SkRegion::Op op) { 189 return renderer->clipRect(float(left), float(top), float(right), float(bottom), op); 190} 191 192static bool android_view_GLES20Canvas_getClipBounds(JNIEnv* env, jobject canvas, 193 OpenGLRenderer* renderer, jobject rect) { 194 const android::uirenderer::Rect& bounds(renderer->getClipBounds()); 195 196 env->CallVoidMethod(rect, gRectClassInfo.set, 197 int(bounds.left), int(bounds.top), int(bounds.right), int(bounds.bottom)); 198 199 return !bounds.isEmpty(); 200} 201 202// ---------------------------------------------------------------------------- 203// Transforms 204// ---------------------------------------------------------------------------- 205 206static void android_view_GLES20Canvas_translate(JNIEnv* env, jobject canvas, 207 OpenGLRenderer* renderer, jfloat dx, jfloat dy) { 208 renderer->translate(dx, dy); 209} 210 211static void android_view_GLES20Canvas_rotate(JNIEnv* env, jobject canvas, 212 OpenGLRenderer* renderer, jfloat degrees) { 213 renderer->rotate(degrees); 214} 215 216static void android_view_GLES20Canvas_scale(JNIEnv* env, jobject canvas, 217 OpenGLRenderer* renderer, jfloat sx, jfloat sy) { 218 renderer->scale(sx, sy); 219} 220 221static void android_view_GLES20Canvas_skew(JNIEnv* env, jobject canvas, 222 OpenGLRenderer* renderer, jfloat sx, jfloat sy) { 223 renderer->skew(sx, sy); 224} 225 226static void android_view_GLES20Canvas_setMatrix(JNIEnv* env, jobject canvas, 227 OpenGLRenderer* renderer, SkMatrix* matrix) { 228 renderer->setMatrix(matrix); 229} 230 231static const float* android_view_GLES20Canvas_getNativeMatrix(JNIEnv* env, 232 jobject canvas, OpenGLRenderer* renderer) { 233 return renderer->getMatrix(); 234} 235 236static void android_view_GLES20Canvas_getMatrix(JNIEnv* env, jobject canvas, 237 OpenGLRenderer* renderer, SkMatrix* matrix) { 238 renderer->getMatrix(matrix); 239} 240 241static void android_view_GLES20Canvas_concatMatrix(JNIEnv* env, jobject canvas, 242 OpenGLRenderer* renderer, SkMatrix* matrix) { 243 renderer->concatMatrix(matrix); 244} 245 246// ---------------------------------------------------------------------------- 247// Drawing 248// ---------------------------------------------------------------------------- 249 250static void android_view_GLES20Canvas_drawBitmap(JNIEnv* env, jobject canvas, 251 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, float left, 252 float top, SkPaint* paint) { 253 // This object allows the renderer to allocate a global JNI ref to the buffer object. 254 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 255 256 renderer->drawBitmap(bitmap, left, top, paint); 257} 258 259static void android_view_GLES20Canvas_drawBitmapRect(JNIEnv* env, jobject canvas, 260 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, 261 float srcLeft, float srcTop, float srcRight, float srcBottom, 262 float dstLeft, float dstTop, float dstRight, float dstBottom, SkPaint* paint) { 263 // This object allows the renderer to allocate a global JNI ref to the buffer object. 264 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 265 266 renderer->drawBitmap(bitmap, srcLeft, srcTop, srcRight, srcBottom, 267 dstLeft, dstTop, dstRight, dstBottom, paint); 268} 269 270static void android_view_GLES20Canvas_drawBitmapMatrix(JNIEnv* env, jobject canvas, 271 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, SkMatrix* matrix, 272 SkPaint* paint) { 273 // This object allows the renderer to allocate a global JNI ref to the buffer object. 274 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 275 276 renderer->drawBitmap(bitmap, matrix, paint); 277} 278 279static void android_view_GLES20Canvas_drawBitmapMesh(JNIEnv* env, jobject canvas, 280 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, 281 jint meshWidth, jint meshHeight, jfloatArray vertices, jint offset, 282 jintArray colors, jint colorOffset, SkPaint* paint) { 283 // This object allows the renderer to allocate a global JNI ref to the buffer object. 284 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 285 286 jfloat* verticesArray = vertices ? env->GetFloatArrayElements(vertices, NULL) + offset : NULL; 287 jint* colorsArray = colors ? env->GetIntArrayElements(colors, NULL) + colorOffset : NULL; 288 289 renderer->drawBitmapMesh(bitmap, meshWidth, meshHeight, verticesArray, colorsArray, paint); 290 291 if (vertices) env->ReleaseFloatArrayElements(vertices, verticesArray, 0); 292 if (colors) env->ReleaseIntArrayElements(colors, colorsArray, 0); 293} 294 295static void android_view_GLES20Canvas_drawPatch(JNIEnv* env, jobject canvas, 296 OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, jbyteArray chunks, 297 float left, float top, float right, float bottom, SkPaint* paint) { 298 // This object allows the renderer to allocate a global JNI ref to the buffer object. 299 JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); 300 301 jbyte* storage = env->GetByteArrayElements(chunks, NULL); 302 Res_png_9patch* patch = reinterpret_cast<Res_png_9patch*>(storage); 303 Res_png_9patch::deserialize(patch); 304 305 renderer->drawPatch(bitmap, &patch->xDivs[0], &patch->yDivs[0], 306 &patch->colors[0], patch->numXDivs, patch->numYDivs, patch->numColors, 307 left, top, right, bottom, paint); 308 309 env->ReleaseByteArrayElements(chunks, storage, 0); 310} 311 312static void android_view_GLES20Canvas_drawColor(JNIEnv* env, jobject canvas, 313 OpenGLRenderer* renderer, jint color, SkXfermode::Mode mode) { 314 renderer->drawColor(color, mode); 315} 316 317static void android_view_GLES20Canvas_drawRect(JNIEnv* env, jobject canvas, 318 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 319 SkPaint* paint) { 320 renderer->drawRect(left, top, right, bottom, paint); 321} 322 323static void android_view_GLES20Canvas_drawRoundRect(JNIEnv* env, jobject canvas, 324 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 325 jfloat rx, jfloat ry, SkPaint* paint) { 326 renderer->drawRoundRect(left, top, right, bottom, rx, ry, paint); 327} 328 329static void android_view_GLES20Canvas_drawCircle(JNIEnv* env, jobject canvas, 330 OpenGLRenderer* renderer, jfloat x, jfloat y, jfloat radius, SkPaint* paint) { 331 renderer->drawCircle(x, y, radius, paint); 332} 333 334static void android_view_GLES20Canvas_drawOval(JNIEnv* env, jobject canvas, 335 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 336 SkPaint* paint) { 337 renderer->drawOval(left, top, right, bottom, paint); 338} 339 340static void android_view_GLES20Canvas_drawArc(JNIEnv* env, jobject canvas, 341 OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 342 jfloat startAngle, jfloat sweepAngle, jboolean useCenter, SkPaint* paint) { 343 renderer->drawArc(left, top, right, bottom, startAngle, sweepAngle, useCenter, paint); 344} 345 346static void android_view_GLES20Canvas_drawRects(JNIEnv* env, jobject canvas, 347 OpenGLRenderer* renderer, SkRegion* region, SkPaint* paint) { 348 SkRegion::Iterator it(*region); 349 while (!it.done()) { 350 const SkIRect& r = it.rect(); 351 renderer->drawRect(r.fLeft, r.fTop, r.fRight, r.fBottom, paint); 352 it.next(); 353 } 354} 355 356static void android_view_GLES20Canvas_drawPath(JNIEnv* env, jobject canvas, 357 OpenGLRenderer* renderer, SkPath* path, SkPaint* paint) { 358 renderer->drawPath(path, paint); 359} 360 361static void android_view_GLES20Canvas_drawLines(JNIEnv* env, jobject canvas, 362 OpenGLRenderer* renderer, jfloatArray points, jint offset, jint count, SkPaint* paint) { 363 jfloat* storage = env->GetFloatArrayElements(points, NULL); 364 365 renderer->drawLines(storage + offset, count, paint); 366 367 env->ReleaseFloatArrayElements(points, storage, 0); 368} 369 370// ---------------------------------------------------------------------------- 371// Shaders and color filters 372// ---------------------------------------------------------------------------- 373 374static void android_view_GLES20Canvas_resetModifiers(JNIEnv* env, jobject canvas, 375 OpenGLRenderer* renderer) { 376 renderer->resetShader(); 377 renderer->resetColorFilter(); 378 renderer->resetShadow(); 379} 380 381static void android_view_GLES20Canvas_setupShader(JNIEnv* env, jobject canvas, 382 OpenGLRenderer* renderer, SkiaShader* shader) { 383 renderer->setupShader(shader); 384} 385 386static void android_view_GLES20Canvas_setupColorFilter(JNIEnv* env, jobject canvas, 387 OpenGLRenderer* renderer, SkiaColorFilter* filter) { 388 renderer->setupColorFilter(filter); 389} 390 391static void android_view_GLES20Canvas_setupShadow(JNIEnv* env, jobject canvas, 392 OpenGLRenderer* renderer, jfloat radius, jfloat dx, jfloat dy, jint color) { 393 renderer->setupShadow(radius, dx, dy, color); 394} 395 396// ---------------------------------------------------------------------------- 397// Text 398// ---------------------------------------------------------------------------- 399 400static void renderText(OpenGLRenderer* renderer, const jchar* text, int count, 401 jfloat x, jfloat y, int flags, SkPaint* paint) { 402 const jchar *workText; 403 jchar* buffer = NULL; 404 int32_t workBytes; 405 if (TextLayout::prepareText(paint, text, count, flags, &workText, &workBytes, &buffer)) { 406 renderer->drawText((const char*) workText, workBytes, count, x, y, paint); 407 free(buffer); 408 } 409} 410 411static void renderTextRun(OpenGLRenderer* renderer, const jchar* text, 412 jint start, jint count, jint contextCount, jfloat x, jfloat y, 413 int flags, SkPaint* paint) { 414 uint8_t rtl = flags & 0x1; 415 if (rtl) { 416 SkAutoSTMalloc<80, jchar> buffer(contextCount); 417 jchar* shaped = buffer.get(); 418 if (TextLayout::prepareRtlTextRun(text, start, count, contextCount, shaped)) { 419 renderer->drawText((const char*) shaped, count << 1, count, x, y, paint); 420 } else { 421 LOGW("drawTextRun error"); 422 } 423 } else { 424 renderer->drawText((const char*) (text + start), count << 1, count, x, y, paint); 425 } 426} 427 428static void android_view_GLES20Canvas_drawTextArray(JNIEnv* env, jobject canvas, 429 OpenGLRenderer* renderer, jcharArray text, jint index, jint count, 430 jfloat x, jfloat y, jint flags, SkPaint* paint) { 431 jchar* textArray = env->GetCharArrayElements(text, NULL); 432 renderText(renderer, textArray + index, count, x, y, flags, paint); 433 env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 434} 435 436static void android_view_GLES20Canvas_drawText(JNIEnv* env, jobject canvas, 437 OpenGLRenderer* renderer, jstring text, jint start, jint end, 438 jfloat x, jfloat y, jint flags, SkPaint* paint) { 439 const jchar* textArray = env->GetStringChars(text, NULL); 440 renderText(renderer, textArray + start, end - start, x, y, flags, paint); 441 env->ReleaseStringChars(text, textArray); 442} 443 444static void android_view_GLES20Canvas_drawTextRunArray(JNIEnv* env, jobject canvas, 445 OpenGLRenderer* renderer, jcharArray text, jint index, jint count, 446 jint contextIndex, jint contextCount, jfloat x, jfloat y, jint dirFlags, 447 SkPaint* paint) { 448 jchar* textArray = env->GetCharArrayElements(text, NULL); 449 renderTextRun(renderer, textArray + contextIndex, index - contextIndex, 450 count, contextCount, x, y, dirFlags, paint); 451 env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 452 } 453 454static void android_view_GLES20Canvas_drawTextRun(JNIEnv* env, jobject canvas, 455 OpenGLRenderer* renderer, jstring text, jint start, jint end, 456 jint contextStart, int contextEnd, jfloat x, jfloat y, jint dirFlags, 457 SkPaint* paint) { 458 const jchar* textArray = env->GetStringChars(text, NULL); 459 jint count = end - start; 460 jint contextCount = contextEnd - contextStart; 461 renderTextRun(renderer, textArray + contextStart, start - contextStart, 462 count, contextCount, x, y, dirFlags, paint); 463 env->ReleaseStringChars(text, textArray); 464} 465 466// ---------------------------------------------------------------------------- 467// Display lists 468// ---------------------------------------------------------------------------- 469 470static DisplayList* android_view_GLES20Canvas_getDisplayList(JNIEnv* env, 471 jobject canvas, DisplayListRenderer* renderer) { 472 return renderer->getDisplayList(); 473} 474 475static OpenGLRenderer* android_view_GLES20Canvas_getDisplayListRenderer(JNIEnv* env, 476 jobject clazz, DisplayListRenderer* renderer) { 477 if (renderer == NULL) { 478 renderer = new DisplayListRenderer; 479 } else { 480 renderer->reset(); 481 } 482 return renderer; 483} 484 485static void android_view_GLES20Canvas_destroyDisplayList(JNIEnv* env, 486 jobject clazz, DisplayList* displayList) { 487 delete displayList; 488} 489 490static bool android_view_GLES20Canvas_drawDisplayList(JNIEnv* env, 491 jobject canvas, OpenGLRenderer* renderer, DisplayList* displayList) { 492 return renderer->drawDisplayList(displayList); 493} 494 495// ---------------------------------------------------------------------------- 496// Layers 497// ---------------------------------------------------------------------------- 498 499static void android_view_GLES20Canvas_interrupt(JNIEnv* env, jobject canvas, 500 OpenGLRenderer* renderer) { 501 renderer->interrupt(); 502} 503 504static void android_view_GLES20Canvas_resume(JNIEnv* env, jobject canvas, 505 OpenGLRenderer* renderer) { 506 renderer->resume(); 507} 508 509static OpenGLRenderer* android_view_GLES20Canvas_createLayerRenderer(JNIEnv* env, 510 jobject clazz, Layer* layer) { 511 if (layer) { 512 return new LayerRenderer(layer); 513 } 514 return NULL; 515} 516 517static Layer* android_view_GLES20Canvas_createLayer(JNIEnv* env, jobject clazz, 518 jint width, jint height, jboolean isOpaque, jintArray layerInfo) { 519 Layer* layer = LayerRenderer::createLayer(width, height, isOpaque); 520 521 if (layer) { 522 jint* storage = env->GetIntArrayElements(layerInfo, NULL); 523 storage[0] = layer->width; 524 storage[1] = layer->height; 525 env->ReleaseIntArrayElements(layerInfo, storage, 0); 526 } 527 528 return layer; 529} 530 531static void android_view_GLES20Canvas_resizeLayer(JNIEnv* env, jobject clazz, 532 Layer* layer, jint width, jint height, jintArray layerInfo) { 533 LayerRenderer::resizeLayer(layer, width, height); 534 535 jint* storage = env->GetIntArrayElements(layerInfo, NULL); 536 storage[0] = layer->width; 537 storage[1] = layer->height; 538 env->ReleaseIntArrayElements(layerInfo, storage, 0); 539} 540 541static void android_view_GLES20Canvas_destroyLayer(JNIEnv* env, jobject clazz, Layer* layer) { 542 LayerRenderer::destroyLayer(layer); 543} 544 545static void android_view_GLES20Canvas_destroyLayerDeferred(JNIEnv* env, 546 jobject clazz, Layer* layer) { 547 LayerRenderer::destroyLayerDeferred(layer); 548} 549 550static void android_view_GLES20Canvas_drawLayer(JNIEnv* env, jobject canvas, 551 OpenGLRenderer* renderer, Layer* layer, jfloat x, jfloat y, SkPaint* paint) { 552 renderer->drawLayer(layer, x, y, paint); 553} 554 555#endif // USE_OPENGL_RENDERER 556 557// ---------------------------------------------------------------------------- 558// Common 559// ---------------------------------------------------------------------------- 560 561static jboolean android_view_GLES20Canvas_isAvailable(JNIEnv* env, jobject clazz) { 562#ifdef USE_OPENGL_RENDERER 563 return JNI_TRUE; 564#else 565 return JNI_FALSE; 566#endif 567} 568 569// ---------------------------------------------------------------------------- 570// JNI Glue 571// ---------------------------------------------------------------------------- 572 573const char* const kClassPathName = "android/view/GLES20Canvas"; 574 575static JNINativeMethod gMethods[] = { 576 { "nIsAvailable", "()Z", (void*) android_view_GLES20Canvas_isAvailable }, 577 578#ifdef USE_OPENGL_RENDERER 579 { "nCreateRenderer", "()I", (void*) android_view_GLES20Canvas_createRenderer }, 580 { "nDestroyRenderer", "(I)V", (void*) android_view_GLES20Canvas_destroyRenderer }, 581 { "nSetViewport", "(III)V", (void*) android_view_GLES20Canvas_setViewport }, 582 { "nPrepare", "(IZ)V", (void*) android_view_GLES20Canvas_prepare }, 583 { "nFinish", "(I)V", (void*) android_view_GLES20Canvas_finish }, 584 { "nAcquireContext", "(I)V", (void*) android_view_GLES20Canvas_acquireContext }, 585 { "nCallDrawGLFunction", "(II)Z", 586 (void*) android_view_GLES20Canvas_callDrawGLFunction }, 587 { "nReleaseContext", "(I)V", (void*) android_view_GLES20Canvas_releaseContext }, 588 589 { "nSave", "(II)I", (void*) android_view_GLES20Canvas_save }, 590 { "nRestore", "(I)V", (void*) android_view_GLES20Canvas_restore }, 591 { "nRestoreToCount", "(II)V", (void*) android_view_GLES20Canvas_restoreToCount }, 592 { "nGetSaveCount", "(I)I", (void*) android_view_GLES20Canvas_getSaveCount }, 593 594 { "nSaveLayer", "(IFFFFII)I", (void*) android_view_GLES20Canvas_saveLayer }, 595 { "nSaveLayerAlpha", "(IFFFFII)I", (void*) android_view_GLES20Canvas_saveLayerAlpha }, 596 597 { "nQuickReject", "(IFFFFI)Z", (void*) android_view_GLES20Canvas_quickReject }, 598 { "nClipRect", "(IFFFFI)Z", (void*) android_view_GLES20Canvas_clipRectF }, 599 { "nClipRect", "(IIIIII)Z", (void*) android_view_GLES20Canvas_clipRect }, 600 601 { "nTranslate", "(IFF)V", (void*) android_view_GLES20Canvas_translate }, 602 { "nRotate", "(IF)V", (void*) android_view_GLES20Canvas_rotate }, 603 { "nScale", "(IFF)V", (void*) android_view_GLES20Canvas_scale }, 604 { "nSkew", "(IFF)V", (void*) android_view_GLES20Canvas_skew }, 605 606 { "nSetMatrix", "(II)V", (void*) android_view_GLES20Canvas_setMatrix }, 607 { "nGetMatrix", "(I)I", (void*) android_view_GLES20Canvas_getNativeMatrix }, 608 { "nGetMatrix", "(II)V", (void*) android_view_GLES20Canvas_getMatrix }, 609 { "nConcatMatrix", "(II)V", (void*) android_view_GLES20Canvas_concatMatrix }, 610 611 { "nDrawBitmap", "(II[BFFI)V", (void*) android_view_GLES20Canvas_drawBitmap }, 612 { "nDrawBitmap", "(II[BFFFFFFFFI)V",(void*) android_view_GLES20Canvas_drawBitmapRect }, 613 { "nDrawBitmap", "(II[BII)V", (void*) android_view_GLES20Canvas_drawBitmapMatrix }, 614 615 { "nDrawBitmapMesh", "(II[BII[FI[III)V",(void*) android_view_GLES20Canvas_drawBitmapMesh }, 616 617 { "nDrawPatch", "(II[B[BFFFFI)V", (void*) android_view_GLES20Canvas_drawPatch }, 618 619 { "nDrawColor", "(III)V", (void*) android_view_GLES20Canvas_drawColor }, 620 { "nDrawRect", "(IFFFFI)V", (void*) android_view_GLES20Canvas_drawRect }, 621 { "nDrawRects", "(III)V", (void*) android_view_GLES20Canvas_drawRects }, 622 { "nDrawRoundRect", "(IFFFFFFI)V", (void*) android_view_GLES20Canvas_drawRoundRect }, 623 { "nDrawCircle", "(IFFFI)V", (void*) android_view_GLES20Canvas_drawCircle }, 624 { "nDrawOval", "(IFFFFI)V", (void*) android_view_GLES20Canvas_drawOval }, 625 { "nDrawArc", "(IFFFFFFZI)V", (void*) android_view_GLES20Canvas_drawArc }, 626 627 { "nDrawPath", "(III)V", (void*) android_view_GLES20Canvas_drawPath }, 628 { "nDrawLines", "(I[FIII)V", (void*) android_view_GLES20Canvas_drawLines }, 629 630 { "nResetModifiers", "(I)V", (void*) android_view_GLES20Canvas_resetModifiers }, 631 { "nSetupShader", "(II)V", (void*) android_view_GLES20Canvas_setupShader }, 632 { "nSetupColorFilter", "(II)V", (void*) android_view_GLES20Canvas_setupColorFilter }, 633 { "nSetupShadow", "(IFFFI)V", (void*) android_view_GLES20Canvas_setupShadow }, 634 635 { "nDrawText", "(I[CIIFFII)V", (void*) android_view_GLES20Canvas_drawTextArray }, 636 { "nDrawText", "(ILjava/lang/String;IIFFII)V", 637 (void*) android_view_GLES20Canvas_drawText }, 638 639 { "nDrawTextRun", "(I[CIIIIFFII)V", (void*) android_view_GLES20Canvas_drawTextRunArray }, 640 { "nDrawTextRun", "(ILjava/lang/String;IIIIFFII)V", 641 (void*) android_view_GLES20Canvas_drawTextRun }, 642 643 { "nGetClipBounds", "(ILandroid/graphics/Rect;)Z", 644 (void*) android_view_GLES20Canvas_getClipBounds }, 645 646 { "nGetDisplayList", "(I)I", (void*) android_view_GLES20Canvas_getDisplayList }, 647 { "nDestroyDisplayList", "(I)V", (void*) android_view_GLES20Canvas_destroyDisplayList }, 648 { "nGetDisplayListRenderer", "(I)I", (void*) android_view_GLES20Canvas_getDisplayListRenderer }, 649 { "nDrawDisplayList", "(II)Z", (void*) android_view_GLES20Canvas_drawDisplayList }, 650 651 { "nInterrupt", "(I)V", (void*) android_view_GLES20Canvas_interrupt }, 652 { "nResume", "(I)V", (void*) android_view_GLES20Canvas_resume }, 653 654 { "nCreateLayerRenderer", "(I)I", (void*) android_view_GLES20Canvas_createLayerRenderer }, 655 { "nCreateLayer", "(IIZ[I)I", (void*) android_view_GLES20Canvas_createLayer }, 656 { "nResizeLayer", "(III[I)V" , (void*) android_view_GLES20Canvas_resizeLayer }, 657 { "nDestroyLayer", "(I)V", (void*) android_view_GLES20Canvas_destroyLayer }, 658 { "nDestroyLayerDeferred", "(I)V", (void*) android_view_GLES20Canvas_destroyLayerDeferred }, 659 { "nDrawLayer", "(IIFFI)V", (void*) android_view_GLES20Canvas_drawLayer }, 660 661#endif 662}; 663 664#ifdef USE_OPENGL_RENDERER 665 #define FIND_CLASS(var, className) \ 666 var = env->FindClass(className); \ 667 LOG_FATAL_IF(! var, "Unable to find class " className); \ 668 var = jclass(env->NewGlobalRef(var)); 669 670 #define GET_METHOD_ID(var, clazz, methodName, methodDescriptor) \ 671 var = env->GetMethodID(clazz, methodName, methodDescriptor); \ 672 LOG_FATAL_IF(! var, "Unable to find method " methodName); 673#else 674 #define FIND_CLASS(var, className) 675 #define GET_METHOD_ID(var, clazz, methodName, methodDescriptor) 676#endif 677 678int register_android_view_GLES20Canvas(JNIEnv* env) { 679 FIND_CLASS(gRectClassInfo.clazz, "android/graphics/Rect"); 680 GET_METHOD_ID(gRectClassInfo.set, gRectClassInfo.clazz, "set", "(IIII)V"); 681 682 return AndroidRuntime::registerNativeMethods(env, kClassPathName, gMethods, NELEM(gMethods)); 683} 684 685}; 686