android_view_GLES20Canvas.cpp revision 7fbcc0492fca03857e3c45064f4aa040af817d55
1e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy/* 2e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Copyright (C) 2010 The Android Open Source Project 3e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 4e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Licensed under the Apache License, Version 2.0 (the "License"); 5e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * you may not use this file except in compliance with the License. 6e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * You may obtain a copy of the License at 7e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 8e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * http://www.apache.org/licenses/LICENSE-2.0 9e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 10e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Unless required by applicable law or agreed to in writing, software 11e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * distributed under the License is distributed on an "AS IS" BASIS, 12e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * See the License for the specific language governing permissions and 14e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * limitations under the License. 15e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy */ 16e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 17a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy#define LOG_TAG "OpenGLRenderer" 18a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy 19e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include "jni.h" 20e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <nativehelper/JNIHelp.h> 21e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <android_runtime/AndroidRuntime.h> 22deba785f122a47915756ffd991f5540d952cf937Romain Guy#include <utils/ResourceTypes.h> 23e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 24ce0537b80087a6225273040a987414b1dd081aa0Romain Guy#include <SkBitmap.h> 25c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy#include <SkCanvas.h> 26f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy#include <SkMatrix.h> 27c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy#include <SkPaint.h> 28079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy#include <SkRegion.h> 29a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy#include <SkScalerContext.h> 3085bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#include <SkXfermode.h> 31e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 3285bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#include <OpenGLRenderer.h> 3306f96e2652e4855b6520ad9dd70583677605b79aRomain Guy#include <SkiaShader.h> 34db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy#include <SkiaColorFilter.h> 359d5316e3f56d138504565ff311145ac01621dff4Romain Guy#include <Rect.h> 369d5316e3f56d138504565ff311145ac01621dff4Romain Guy#include <ui/Rect.h> 3785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 38e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy#include "TextLayout.h" 39e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy 40e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 41e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 429d5316e3f56d138504565ff311145ac01621dff4Romain Guyusing namespace uirenderer; 439d5316e3f56d138504565ff311145ac01621dff4Romain Guy 449d5316e3f56d138504565ff311145ac01621dff4Romain Guy// ---------------------------------------------------------------------------- 459d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Java APIs 469d5316e3f56d138504565ff311145ac01621dff4Romain Guy// ---------------------------------------------------------------------------- 479d5316e3f56d138504565ff311145ac01621dff4Romain Guy 489d5316e3f56d138504565ff311145ac01621dff4Romain Guystatic struct { 497ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy jclass clazz; 507ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy jmethodID set; 519d5316e3f56d138504565ff311145ac01621dff4Romain Guy} gRectClassInfo; 529d5316e3f56d138504565ff311145ac01621dff4Romain Guy 53e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy// ---------------------------------------------------------------------------- 54e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy// Constructors 55e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy// ---------------------------------------------------------------------------- 56e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 57ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic OpenGLRenderer* android_view_GLES20Canvas_createRenderer(JNIEnv* env, jobject canvas) { 5885bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy return new OpenGLRenderer; 59e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 60e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 61ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_destroyRenderer(JNIEnv* env, jobject canvas, 62f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer) { 63f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy delete renderer; 64e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 65e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 66e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy// ---------------------------------------------------------------------------- 67e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy// Setup 68e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy// ---------------------------------------------------------------------------- 69e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 70ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_setViewport(JNIEnv* env, jobject canvas, 71f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer, jint width, jint height) { 72f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy renderer->setViewport(width, height); 73e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 74e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 75ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_prepare(JNIEnv* env, jobject canvas, 76f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer) { 77f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy renderer->prepare(); 78e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 79e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 80e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy// ---------------------------------------------------------------------------- 81bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy// State 82bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy// ---------------------------------------------------------------------------- 83bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 84ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic jint android_view_GLES20Canvas_save(JNIEnv* env, jobject canvas, OpenGLRenderer* renderer, 85bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy jint flags) { 86f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy return renderer->save(flags); 87f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 88bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 89ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic jint android_view_GLES20Canvas_getSaveCount(JNIEnv* env, jobject canvas, 90f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer) { 91f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy return renderer->getSaveCount(); 92bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 93bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 94ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_restore(JNIEnv* env, jobject canvas, 95f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer) { 96f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy renderer->restore(); 97bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 98bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 99ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_restoreToCount(JNIEnv* env, jobject canvas, 100f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer, jint saveCount) { 101f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy renderer->restoreToCount(saveCount); 102bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 103bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 104f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// ---------------------------------------------------------------------------- 105bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 106bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// ---------------------------------------------------------------------------- 107bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 108ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic jint android_view_GLES20Canvas_saveLayer(JNIEnv* env, jobject canvas, 109bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 110bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy SkPaint* paint, jint saveFlags) { 111bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy return renderer->saveLayer(left, top, right, bottom, paint, saveFlags); 112bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 113bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 114ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic jint android_view_GLES20Canvas_saveLayerAlpha(JNIEnv* env, jobject canvas, 115bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 116bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy jint alpha, jint saveFlags) { 117bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy return renderer->saveLayerAlpha(left, top, right, bottom, alpha, saveFlags); 118bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 119bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 120bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// ---------------------------------------------------------------------------- 121f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 122f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// ---------------------------------------------------------------------------- 123f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 124ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic bool android_view_GLES20Canvas_quickReject(JNIEnv* env, jobject canvas, 125c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 126c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy SkCanvas::EdgeType edge) { 127c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy return renderer->quickReject(left, top, right, bottom); 128c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 129c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 130ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic bool android_view_GLES20Canvas_clipRectF(JNIEnv* env, jobject canvas, 131079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 132079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy SkRegion::Op op) { 133079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return renderer->clipRect(left, top, right, bottom, op); 134f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 135bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 136ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic bool android_view_GLES20Canvas_clipRect(JNIEnv* env, jobject canvas, 137079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy OpenGLRenderer* renderer, jint left, jint top, jint right, jint bottom, 138079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy SkRegion::Op op) { 139079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return renderer->clipRect(float(left), float(top), float(right), float(bottom), op); 140bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 141bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 142ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic bool android_view_GLES20Canvas_getClipBounds(JNIEnv* env, jobject canvas, 1439d5316e3f56d138504565ff311145ac01621dff4Romain Guy OpenGLRenderer* renderer, jobject rect) { 1447ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy const android::uirenderer::Rect& bounds(renderer->getClipBounds()); 1459d5316e3f56d138504565ff311145ac01621dff4Romain Guy 1467ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy env->CallVoidMethod(rect, gRectClassInfo.set, 1477ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy int(bounds.left), int(bounds.top), int(bounds.right), int(bounds.bottom)); 1489d5316e3f56d138504565ff311145ac01621dff4Romain Guy 1497ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy return !bounds.isEmpty(); 1509d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 1519d5316e3f56d138504565ff311145ac01621dff4Romain Guy 152bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy// ---------------------------------------------------------------------------- 153f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Transforms 154bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy// ---------------------------------------------------------------------------- 155bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 156ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_translate(JNIEnv* env, jobject canvas, 157f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer, jfloat dx, jfloat dy) { 1587ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy renderer->translate(dx, dy); 159f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 160bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 161ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_rotate(JNIEnv* env, jobject canvas, 162f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer, jfloat degrees) { 1637ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy renderer->rotate(degrees); 164bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 165bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 166ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_scale(JNIEnv* env, jobject canvas, 167f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer, jfloat sx, jfloat sy) { 1687ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy renderer->scale(sx, sy); 169f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 170bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 171ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_setMatrix(JNIEnv* env, jobject canvas, 172f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer, SkMatrix* matrix) { 1737ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy renderer->setMatrix(matrix); 174f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 175f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 176ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_getMatrix(JNIEnv* env, jobject canvas, 177f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer, SkMatrix* matrix) { 1787ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy renderer->getMatrix(matrix); 179f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 180f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 181ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_concatMatrix(JNIEnv* env, jobject canvas, 182f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer, SkMatrix* matrix) { 1837ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy renderer->concatMatrix(matrix); 184bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 185bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 186bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy// ---------------------------------------------------------------------------- 187bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy// Drawing 18885bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy// ---------------------------------------------------------------------------- 18985bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 190ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_drawBitmap(JNIEnv* env, jobject canvas, 191dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy OpenGLRenderer* renderer, SkBitmap* bitmap, float left, float top, SkPaint* paint) { 192dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy renderer->drawBitmap(bitmap, left, top, paint); 193ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 194ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 195ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_drawBitmapRect(JNIEnv* env, jobject canvas, 196ce0537b80087a6225273040a987414b1dd081aa0Romain Guy OpenGLRenderer* renderer, SkBitmap* bitmap, 197ce0537b80087a6225273040a987414b1dd081aa0Romain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 198dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, SkPaint* paint) { 199dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy renderer->drawBitmap(bitmap, srcLeft, srcTop, srcRight, srcBottom, 200dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy dstLeft, dstTop, dstRight, dstBottom, paint); 201f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 2028ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 203f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guystatic void android_view_GLES20Canvas_drawBitmapMatrix(JNIEnv* env, jobject canvas, 204dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy OpenGLRenderer* renderer, SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint) { 205dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy renderer->drawBitmap(bitmap, matrix, paint); 206ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 207ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 208deba785f122a47915756ffd991f5540d952cf937Romain Guystatic void android_view_GLES20Canvas_drawPatch(JNIEnv* env, jobject canvas, 209deba785f122a47915756ffd991f5540d952cf937Romain Guy OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray chunks, 210dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy float left, float top, float right, float bottom, SkPaint* paint) { 211deba785f122a47915756ffd991f5540d952cf937Romain Guy jbyte* storage = env->GetByteArrayElements(chunks, NULL); 212deba785f122a47915756ffd991f5540d952cf937Romain Guy Res_png_9patch* patch = reinterpret_cast<Res_png_9patch*>(storage); 213deba785f122a47915756ffd991f5540d952cf937Romain Guy Res_png_9patch::deserialize(patch); 214deba785f122a47915756ffd991f5540d952cf937Romain Guy 215dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy renderer->drawPatch(bitmap, patch, left, top, right, bottom, paint); 216deba785f122a47915756ffd991f5540d952cf937Romain Guy 217deba785f122a47915756ffd991f5540d952cf937Romain Guy env->ReleaseByteArrayElements(chunks, storage, 0); 218deba785f122a47915756ffd991f5540d952cf937Romain Guy} 219deba785f122a47915756ffd991f5540d952cf937Romain Guy 220ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_drawColor(JNIEnv* env, jobject canvas, 221ce0537b80087a6225273040a987414b1dd081aa0Romain Guy OpenGLRenderer* renderer, jint color, SkXfermode::Mode mode) { 222ce0537b80087a6225273040a987414b1dd081aa0Romain Guy renderer->drawColor(color, mode); 22385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 22485bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 225ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_drawRect(JNIEnv* env, jobject canvas, 226c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 227c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy SkPaint* paint) { 228c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy renderer->drawRect(left, top, right, bottom, paint); 229c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 230c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 2317fbcc0492fca03857e3c45064f4aa040af817d55Romain Guystatic void android_view_GLES20Canvas_drawPath(JNIEnv* env, jobject canvas, 2327fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy OpenGLRenderer* renderer, SkPath* path, SkPaint* paint) { 2337fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy renderer->drawPath(path, paint); 2347fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 2357fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 23685bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy// ---------------------------------------------------------------------------- 237db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy// Shaders and color filters 238d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// ---------------------------------------------------------------------------- 239d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 240db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guystatic void android_view_GLES20Canvas_resetModifiers(JNIEnv* env, jobject canvas, 241d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy OpenGLRenderer* renderer) { 242d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy renderer->resetShader(); 243db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy renderer->resetColorFilter(); 244d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy} 245d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 24606f96e2652e4855b6520ad9dd70583677605b79aRomain Guystatic void android_view_GLES20Canvas_setupShader(JNIEnv* env, jobject canvas, 24706f96e2652e4855b6520ad9dd70583677605b79aRomain Guy OpenGLRenderer* renderer, SkiaShader* shader) { 24806f96e2652e4855b6520ad9dd70583677605b79aRomain Guy renderer->setupShader(shader); 2497fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 2507fac2e18339f765320d759e8d4c090f92431959eRomain Guy 251db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guystatic void android_view_GLES20Canvas_setupColorFilter(JNIEnv* env, jobject canvas, 252db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy OpenGLRenderer* renderer, SkiaColorFilter* filter) { 253db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy renderer->setupColorFilter(filter); 254db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 255db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 256d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// ---------------------------------------------------------------------------- 257a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy// Text 258a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy// ---------------------------------------------------------------------------- 259a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy 260e8e62a4a032a80409114a37908b5f18ab0080848Romain Guystatic void renderText(OpenGLRenderer* renderer, const jchar* text, int count, 261e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy jfloat x, jfloat y, int flags, SkPaint* paint) { 262e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy const jchar *workText; 2639226298891119acff6b5e8b65fb7074fb99dc0c0Romain Guy jchar* buffer = NULL; 264e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy int32_t workBytes; 2659226298891119acff6b5e8b65fb7074fb99dc0c0Romain Guy if (TextLayout::prepareText(paint, text, count, flags, &workText, &workBytes, &buffer)) { 266e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy renderer->drawText((const char*) workText, workBytes, count, x, y, paint); 2679226298891119acff6b5e8b65fb7074fb99dc0c0Romain Guy free(buffer); 268e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy } 269e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy} 270e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy 271a1db574036c9bc2d397b69f8200594027e1fff16Romain Guystatic void android_view_GLES20Canvas_drawTextArray(JNIEnv* env, jobject canvas, 272a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy OpenGLRenderer* renderer, jcharArray text, int index, int count, 273a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy jfloat x, jfloat y, int flags, SkPaint* paint) { 274a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy jchar* textArray = env->GetCharArrayElements(text, NULL); 275e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy renderText(renderer, textArray + index, count, x, y, flags, paint); 276a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 277a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy} 278a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy 279a1db574036c9bc2d397b69f8200594027e1fff16Romain Guystatic void android_view_GLES20Canvas_drawText(JNIEnv* env, jobject canvas, 280a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy OpenGLRenderer* renderer, jstring text, int start, int end, 281a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy jfloat x, jfloat y, int flags, SkPaint* paint) { 282a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy const jchar* textArray = env->GetStringChars(text, NULL); 283e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy renderText(renderer, textArray + start, end - start, x, y, flags, paint); 284a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy env->ReleaseStringChars(text, textArray); 285a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy} 286a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy 287a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy// ---------------------------------------------------------------------------- 288e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy// JNI Glue 289e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy// ---------------------------------------------------------------------------- 290e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 291e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guyconst char* const kClassPathName = "android/view/GLES20Canvas"; 292e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 293e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guystatic JNINativeMethod gMethods[] = { 294dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nCreateRenderer", "()I", (void*) android_view_GLES20Canvas_createRenderer }, 295dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nDestroyRenderer", "(I)V", (void*) android_view_GLES20Canvas_destroyRenderer }, 296dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nSetViewport", "(III)V", (void*) android_view_GLES20Canvas_setViewport }, 297dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nPrepare", "(I)V", (void*) android_view_GLES20Canvas_prepare }, 298dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy 299dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nSave", "(II)I", (void*) android_view_GLES20Canvas_save }, 300dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nRestore", "(I)V", (void*) android_view_GLES20Canvas_restore }, 301dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nRestoreToCount", "(II)V", (void*) android_view_GLES20Canvas_restoreToCount }, 302dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nGetSaveCount", "(I)I", (void*) android_view_GLES20Canvas_getSaveCount }, 303dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy 304dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nSaveLayer", "(IFFFFII)I", (void*) android_view_GLES20Canvas_saveLayer }, 305dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nSaveLayerAlpha", "(IFFFFII)I", (void*) android_view_GLES20Canvas_saveLayerAlpha }, 306dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy 307dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nQuickReject", "(IFFFFI)Z", (void*) android_view_GLES20Canvas_quickReject }, 308079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy { "nClipRect", "(IFFFFI)Z", (void*) android_view_GLES20Canvas_clipRectF }, 309079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy { "nClipRect", "(IIIIII)Z", (void*) android_view_GLES20Canvas_clipRect }, 310dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy 311dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nTranslate", "(IFF)V", (void*) android_view_GLES20Canvas_translate }, 312dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nRotate", "(IF)V", (void*) android_view_GLES20Canvas_rotate }, 313dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nScale", "(IFF)V", (void*) android_view_GLES20Canvas_scale }, 314dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy 315dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nSetMatrix", "(II)V", (void*) android_view_GLES20Canvas_setMatrix }, 316dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nGetMatrix", "(II)V", (void*) android_view_GLES20Canvas_getMatrix }, 317dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nConcatMatrix", "(II)V", (void*) android_view_GLES20Canvas_concatMatrix }, 318dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy 319dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nDrawBitmap", "(IIFFI)V", (void*) android_view_GLES20Canvas_drawBitmap }, 320dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nDrawBitmap", "(IIFFFFFFFFI)V", (void*) android_view_GLES20Canvas_drawBitmapRect }, 321dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nDrawBitmap", "(IIII)V", (void*) android_view_GLES20Canvas_drawBitmapMatrix }, 322dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nDrawPatch", "(II[BFFFFI)V", (void*) android_view_GLES20Canvas_drawPatch }, 323dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nDrawColor", "(III)V", (void*) android_view_GLES20Canvas_drawColor }, 324dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nDrawRect", "(IFFFFI)V", (void*) android_view_GLES20Canvas_drawRect }, 3257fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy { "nDrawPath", "(III)V", (void*) android_view_GLES20Canvas_drawPath }, 326f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 327db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy { "nResetModifiers", "(I)V", (void*) android_view_GLES20Canvas_resetModifiers }, 32806f96e2652e4855b6520ad9dd70583677605b79aRomain Guy { "nSetupShader", "(II)V", (void*) android_view_GLES20Canvas_setupShader }, 329db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy { "nSetupColorFilter", "(II)V", (void*) android_view_GLES20Canvas_setupColorFilter }, 330d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 331a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy { "nDrawText", "(I[CIIFFII)V", (void*) android_view_GLES20Canvas_drawTextArray }, 332a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy { "nDrawText", "(ILjava/lang/String;IIFFII)V", 333a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy (void*) android_view_GLES20Canvas_drawText }, 334a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy 335c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy { "nGetClipBounds", "(ILandroid/graphics/Rect;)Z", 336ce0537b80087a6225273040a987414b1dd081aa0Romain Guy (void*) android_view_GLES20Canvas_getClipBounds }, 337e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; 338e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 3399d5316e3f56d138504565ff311145ac01621dff4Romain Guy#define FIND_CLASS(var, className) \ 3409d5316e3f56d138504565ff311145ac01621dff4Romain Guy var = env->FindClass(className); \ 3419d5316e3f56d138504565ff311145ac01621dff4Romain Guy LOG_FATAL_IF(! var, "Unable to find class " className); \ 3429d5316e3f56d138504565ff311145ac01621dff4Romain Guy var = jclass(env->NewGlobalRef(var)); 3439d5316e3f56d138504565ff311145ac01621dff4Romain Guy 3449d5316e3f56d138504565ff311145ac01621dff4Romain Guy#define GET_METHOD_ID(var, clazz, methodName, methodDescriptor) \ 3459d5316e3f56d138504565ff311145ac01621dff4Romain Guy var = env->GetMethodID(clazz, methodName, methodDescriptor); \ 3469d5316e3f56d138504565ff311145ac01621dff4Romain Guy LOG_FATAL_IF(! var, "Unable to find method " methodName); 3479d5316e3f56d138504565ff311145ac01621dff4Romain Guy 348e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guyint register_android_view_GLES20Canvas(JNIEnv* env) { 3497ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy FIND_CLASS(gRectClassInfo.clazz, "android/graphics/Rect"); 3507ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy GET_METHOD_ID(gRectClassInfo.set, gRectClassInfo.clazz, "set", "(IIII)V"); 3519d5316e3f56d138504565ff311145ac01621dff4Romain Guy 352e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy return AndroidRuntime::registerNativeMethods(env, kClassPathName, gMethods, NELEM(gMethods)); 353e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 354e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 355e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; 356