android_view_GLES20Canvas.cpp revision a1db574036c9bc2d397b69f8200594027e1fff16
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> 339d5316e3f56d138504565ff311145ac01621dff4Romain Guy#include <Rect.h> 349d5316e3f56d138504565ff311145ac01621dff4Romain Guy#include <ui/Rect.h> 3585bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 36e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 37e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 389d5316e3f56d138504565ff311145ac01621dff4Romain Guyusing namespace uirenderer; 399d5316e3f56d138504565ff311145ac01621dff4Romain Guy 409d5316e3f56d138504565ff311145ac01621dff4Romain Guy// ---------------------------------------------------------------------------- 419d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Java APIs 429d5316e3f56d138504565ff311145ac01621dff4Romain Guy// ---------------------------------------------------------------------------- 439d5316e3f56d138504565ff311145ac01621dff4Romain Guy 449d5316e3f56d138504565ff311145ac01621dff4Romain Guystatic struct { 457ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy jclass clazz; 467ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy jmethodID set; 479d5316e3f56d138504565ff311145ac01621dff4Romain Guy} gRectClassInfo; 489d5316e3f56d138504565ff311145ac01621dff4Romain Guy 49e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy// ---------------------------------------------------------------------------- 50e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy// Constructors 51e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy// ---------------------------------------------------------------------------- 52e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 53ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic OpenGLRenderer* android_view_GLES20Canvas_createRenderer(JNIEnv* env, jobject canvas) { 5485bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy return new OpenGLRenderer; 55e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 56e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 57ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_destroyRenderer(JNIEnv* env, jobject canvas, 58f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer) { 59f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy delete renderer; 60e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 61e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 62e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy// ---------------------------------------------------------------------------- 63e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy// Setup 64e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy// ---------------------------------------------------------------------------- 65e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 66ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_setViewport(JNIEnv* env, jobject canvas, 67f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer, jint width, jint height) { 68f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy renderer->setViewport(width, height); 69e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 70e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 71ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_prepare(JNIEnv* env, jobject canvas, 72f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer) { 73f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy renderer->prepare(); 74e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 75e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 76e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy// ---------------------------------------------------------------------------- 77bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy// State 78bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy// ---------------------------------------------------------------------------- 79bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 80ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic jint android_view_GLES20Canvas_save(JNIEnv* env, jobject canvas, OpenGLRenderer* renderer, 81bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy jint flags) { 82f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy return renderer->save(flags); 83f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 84bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 85ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic jint android_view_GLES20Canvas_getSaveCount(JNIEnv* env, jobject canvas, 86f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer) { 87f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy return renderer->getSaveCount(); 88bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 89bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 90ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_restore(JNIEnv* env, jobject canvas, 91f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer) { 92f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy renderer->restore(); 93bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 94bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 95ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_restoreToCount(JNIEnv* env, jobject canvas, 96f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer, jint saveCount) { 97f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy renderer->restoreToCount(saveCount); 98bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 99bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 100f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// ---------------------------------------------------------------------------- 101bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 102bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// ---------------------------------------------------------------------------- 103bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 104ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic jint android_view_GLES20Canvas_saveLayer(JNIEnv* env, jobject canvas, 105bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 106bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy SkPaint* paint, jint saveFlags) { 107bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy return renderer->saveLayer(left, top, right, bottom, paint, saveFlags); 108bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 109bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 110ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic jint android_view_GLES20Canvas_saveLayerAlpha(JNIEnv* env, jobject canvas, 111bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 112bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy jint alpha, jint saveFlags) { 113bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy return renderer->saveLayerAlpha(left, top, right, bottom, alpha, saveFlags); 114bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 115bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 116bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// ---------------------------------------------------------------------------- 117f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 118f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// ---------------------------------------------------------------------------- 119f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 120ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic bool android_view_GLES20Canvas_quickReject(JNIEnv* env, jobject canvas, 121c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 122c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy SkCanvas::EdgeType edge) { 123c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy return renderer->quickReject(left, top, right, bottom); 124c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 125c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 126ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic bool android_view_GLES20Canvas_clipRectF(JNIEnv* env, jobject canvas, 127079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 128079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy SkRegion::Op op) { 129079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return renderer->clipRect(left, top, right, bottom, op); 130f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 131bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 132ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic bool android_view_GLES20Canvas_clipRect(JNIEnv* env, jobject canvas, 133079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy OpenGLRenderer* renderer, jint left, jint top, jint right, jint bottom, 134079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy SkRegion::Op op) { 135079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return renderer->clipRect(float(left), float(top), float(right), float(bottom), op); 136bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 137bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 138ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic bool android_view_GLES20Canvas_getClipBounds(JNIEnv* env, jobject canvas, 1399d5316e3f56d138504565ff311145ac01621dff4Romain Guy OpenGLRenderer* renderer, jobject rect) { 1407ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy const android::uirenderer::Rect& bounds(renderer->getClipBounds()); 1419d5316e3f56d138504565ff311145ac01621dff4Romain Guy 1427ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy env->CallVoidMethod(rect, gRectClassInfo.set, 1437ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy int(bounds.left), int(bounds.top), int(bounds.right), int(bounds.bottom)); 1449d5316e3f56d138504565ff311145ac01621dff4Romain Guy 1457ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy return !bounds.isEmpty(); 1469d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 1479d5316e3f56d138504565ff311145ac01621dff4Romain Guy 148bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy// ---------------------------------------------------------------------------- 149f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Transforms 150bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy// ---------------------------------------------------------------------------- 151bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 152ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_translate(JNIEnv* env, jobject canvas, 153f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer, jfloat dx, jfloat dy) { 1547ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy renderer->translate(dx, dy); 155f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 156bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 157ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_rotate(JNIEnv* env, jobject canvas, 158f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer, jfloat degrees) { 1597ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy renderer->rotate(degrees); 160bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 161bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 162ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_scale(JNIEnv* env, jobject canvas, 163f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer, jfloat sx, jfloat sy) { 1647ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy renderer->scale(sx, sy); 165f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 166bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 167ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_setMatrix(JNIEnv* env, jobject canvas, 168f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer, SkMatrix* matrix) { 1697ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy renderer->setMatrix(matrix); 170f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 171f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 172ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_getMatrix(JNIEnv* env, jobject canvas, 173f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer, SkMatrix* matrix) { 1747ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy renderer->getMatrix(matrix); 175f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 176f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 177ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_concatMatrix(JNIEnv* env, jobject canvas, 178f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy OpenGLRenderer* renderer, SkMatrix* matrix) { 1797ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy renderer->concatMatrix(matrix); 180bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 181bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 182bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy// ---------------------------------------------------------------------------- 183bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy// Drawing 18485bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy// ---------------------------------------------------------------------------- 18585bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 186ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_drawBitmap(JNIEnv* env, jobject canvas, 187dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy OpenGLRenderer* renderer, SkBitmap* bitmap, float left, float top, SkPaint* paint) { 188dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy renderer->drawBitmap(bitmap, left, top, paint); 189ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 190ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 191ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_drawBitmapRect(JNIEnv* env, jobject canvas, 192ce0537b80087a6225273040a987414b1dd081aa0Romain Guy OpenGLRenderer* renderer, SkBitmap* bitmap, 193ce0537b80087a6225273040a987414b1dd081aa0Romain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 194dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, SkPaint* paint) { 195dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy renderer->drawBitmap(bitmap, srcLeft, srcTop, srcRight, srcBottom, 196dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy dstLeft, dstTop, dstRight, dstBottom, paint); 197f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 1988ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 199f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guystatic void android_view_GLES20Canvas_drawBitmapMatrix(JNIEnv* env, jobject canvas, 200dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy OpenGLRenderer* renderer, SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint) { 201dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy renderer->drawBitmap(bitmap, matrix, paint); 202ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 203ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 204deba785f122a47915756ffd991f5540d952cf937Romain Guystatic void android_view_GLES20Canvas_drawPatch(JNIEnv* env, jobject canvas, 205deba785f122a47915756ffd991f5540d952cf937Romain Guy OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray chunks, 206dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy float left, float top, float right, float bottom, SkPaint* paint) { 207deba785f122a47915756ffd991f5540d952cf937Romain Guy jbyte* storage = env->GetByteArrayElements(chunks, NULL); 208deba785f122a47915756ffd991f5540d952cf937Romain Guy Res_png_9patch* patch = reinterpret_cast<Res_png_9patch*>(storage); 209deba785f122a47915756ffd991f5540d952cf937Romain Guy Res_png_9patch::deserialize(patch); 210deba785f122a47915756ffd991f5540d952cf937Romain Guy 211dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy renderer->drawPatch(bitmap, patch, left, top, right, bottom, paint); 212deba785f122a47915756ffd991f5540d952cf937Romain Guy 213deba785f122a47915756ffd991f5540d952cf937Romain Guy env->ReleaseByteArrayElements(chunks, storage, 0); 214deba785f122a47915756ffd991f5540d952cf937Romain Guy} 215deba785f122a47915756ffd991f5540d952cf937Romain Guy 216ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_drawColor(JNIEnv* env, jobject canvas, 217ce0537b80087a6225273040a987414b1dd081aa0Romain Guy OpenGLRenderer* renderer, jint color, SkXfermode::Mode mode) { 218ce0537b80087a6225273040a987414b1dd081aa0Romain Guy renderer->drawColor(color, mode); 21985bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 22085bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 221ce0537b80087a6225273040a987414b1dd081aa0Romain Guystatic void android_view_GLES20Canvas_drawRect(JNIEnv* env, jobject canvas, 222c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, 223c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy SkPaint* paint) { 224c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy renderer->drawRect(left, top, right, bottom, paint); 225c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 226c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 22785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy// ---------------------------------------------------------------------------- 228d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// Shaders 229d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// ---------------------------------------------------------------------------- 230d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 231d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guystatic void android_view_GLES20Canvas_resetShader(JNIEnv* env, jobject canvas, 232d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy OpenGLRenderer* renderer) { 233d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy renderer->resetShader(); 234d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy} 235d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 236d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guystatic void android_view_GLES20Canvas_setupBitmapShader(JNIEnv* env, jobject canvas, 237d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy OpenGLRenderer* renderer, SkShader* shader, SkBitmap* bitmap, 238d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy SkShader::TileMode tileX, SkShader::TileMode tileY, SkMatrix* matrix) { 239d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy renderer->setupBitmapShader(bitmap, tileX, tileY, matrix, 240d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy (shader->getFlags() & SkShader::kOpaqueAlpha_Flag) == 0); 241d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy} 242d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 2437fac2e18339f765320d759e8d4c090f92431959eRomain Guystatic void android_view_GLES20Canvas_setupLinearShader(JNIEnv* env, jobject canvas, 2447fac2e18339f765320d759e8d4c090f92431959eRomain Guy OpenGLRenderer* renderer, SkShader* shader, float* bounds, uint32_t* colors, 245c0ac193b9415680f0a69e20a3f5f22d16f8053beRomain Guy float* positions, int count, SkShader::TileMode tileMode, SkMatrix* matrix) { 246c0ac193b9415680f0a69e20a3f5f22d16f8053beRomain Guy renderer->setupLinearGradientShader(shader, bounds, colors, positions, count, 247c0ac193b9415680f0a69e20a3f5f22d16f8053beRomain Guy tileMode, matrix, (shader->getFlags() & SkShader::kOpaqueAlpha_Flag) == 0); 2487fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 2497fac2e18339f765320d759e8d4c090f92431959eRomain Guy 250d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// ---------------------------------------------------------------------------- 251a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy// Text 252a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy// ---------------------------------------------------------------------------- 253a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy 254a1db574036c9bc2d397b69f8200594027e1fff16Romain Guystatic void android_view_GLES20Canvas_drawTextArray(JNIEnv* env, jobject canvas, 255a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy OpenGLRenderer* renderer, jcharArray text, int index, int count, 256a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy jfloat x, jfloat y, int flags, SkPaint* paint) { 257a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy jchar* textArray = env->GetCharArrayElements(text, NULL); 258a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy // TODO: draw from textArray + index 259a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); 260a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy} 261a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy 262a1db574036c9bc2d397b69f8200594027e1fff16Romain Guystatic void android_view_GLES20Canvas_drawText(JNIEnv* env, jobject canvas, 263a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy OpenGLRenderer* renderer, jstring text, int start, int end, 264a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy jfloat x, jfloat y, int flags, SkPaint* paint) { 265a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy const jchar* textArray = env->GetStringChars(text, NULL); 266a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy // TODO: draw from textArray + start 267a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy env->ReleaseStringChars(text, textArray); 268a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy} 269a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy 270a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy// ---------------------------------------------------------------------------- 271e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy// JNI Glue 272e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy// ---------------------------------------------------------------------------- 273e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 274e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guyconst char* const kClassPathName = "android/view/GLES20Canvas"; 275e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 276e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guystatic JNINativeMethod gMethods[] = { 277dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nCreateRenderer", "()I", (void*) android_view_GLES20Canvas_createRenderer }, 278dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nDestroyRenderer", "(I)V", (void*) android_view_GLES20Canvas_destroyRenderer }, 279dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nSetViewport", "(III)V", (void*) android_view_GLES20Canvas_setViewport }, 280dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nPrepare", "(I)V", (void*) android_view_GLES20Canvas_prepare }, 281dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy 282dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nSave", "(II)I", (void*) android_view_GLES20Canvas_save }, 283dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nRestore", "(I)V", (void*) android_view_GLES20Canvas_restore }, 284dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nRestoreToCount", "(II)V", (void*) android_view_GLES20Canvas_restoreToCount }, 285dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nGetSaveCount", "(I)I", (void*) android_view_GLES20Canvas_getSaveCount }, 286dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy 287dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nSaveLayer", "(IFFFFII)I", (void*) android_view_GLES20Canvas_saveLayer }, 288dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nSaveLayerAlpha", "(IFFFFII)I", (void*) android_view_GLES20Canvas_saveLayerAlpha }, 289dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy 290dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nQuickReject", "(IFFFFI)Z", (void*) android_view_GLES20Canvas_quickReject }, 291079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy { "nClipRect", "(IFFFFI)Z", (void*) android_view_GLES20Canvas_clipRectF }, 292079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy { "nClipRect", "(IIIIII)Z", (void*) android_view_GLES20Canvas_clipRect }, 293dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy 294dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nTranslate", "(IFF)V", (void*) android_view_GLES20Canvas_translate }, 295dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nRotate", "(IF)V", (void*) android_view_GLES20Canvas_rotate }, 296dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nScale", "(IFF)V", (void*) android_view_GLES20Canvas_scale }, 297dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy 298dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nSetMatrix", "(II)V", (void*) android_view_GLES20Canvas_setMatrix }, 299dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nGetMatrix", "(II)V", (void*) android_view_GLES20Canvas_getMatrix }, 300dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nConcatMatrix", "(II)V", (void*) android_view_GLES20Canvas_concatMatrix }, 301dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy 302dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nDrawBitmap", "(IIFFI)V", (void*) android_view_GLES20Canvas_drawBitmap }, 303dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nDrawBitmap", "(IIFFFFFFFFI)V", (void*) android_view_GLES20Canvas_drawBitmapRect }, 304dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nDrawBitmap", "(IIII)V", (void*) android_view_GLES20Canvas_drawBitmapMatrix }, 305dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nDrawPatch", "(II[BFFFFI)V", (void*) android_view_GLES20Canvas_drawPatch }, 306dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nDrawColor", "(III)V", (void*) android_view_GLES20Canvas_drawColor }, 307dbd77cd444f89d94ec5333223c1bc17dbe0c90cdRomain Guy { "nDrawRect", "(IFFFFI)V", (void*) android_view_GLES20Canvas_drawRect }, 308f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 309d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy { "nResetShader", "(I)V", (void*) android_view_GLES20Canvas_resetShader }, 310d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy { "nSetupBitmapShader", "(IIIIII)V", (void*) android_view_GLES20Canvas_setupBitmapShader }, 311c0ac193b9415680f0a69e20a3f5f22d16f8053beRomain Guy { "nSetupLinearShader", "(IIIIIIII)V", (void*) android_view_GLES20Canvas_setupLinearShader }, 312d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 313a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy { "nDrawText", "(I[CIIFFII)V", (void*) android_view_GLES20Canvas_drawTextArray }, 314a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy { "nDrawText", "(ILjava/lang/String;IIFFII)V", 315a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy (void*) android_view_GLES20Canvas_drawText }, 316a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy 317c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy { "nGetClipBounds", "(ILandroid/graphics/Rect;)Z", 318ce0537b80087a6225273040a987414b1dd081aa0Romain Guy (void*) android_view_GLES20Canvas_getClipBounds }, 319e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; 320e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 3219d5316e3f56d138504565ff311145ac01621dff4Romain Guy#define FIND_CLASS(var, className) \ 3229d5316e3f56d138504565ff311145ac01621dff4Romain Guy var = env->FindClass(className); \ 3239d5316e3f56d138504565ff311145ac01621dff4Romain Guy LOG_FATAL_IF(! var, "Unable to find class " className); \ 3249d5316e3f56d138504565ff311145ac01621dff4Romain Guy var = jclass(env->NewGlobalRef(var)); 3259d5316e3f56d138504565ff311145ac01621dff4Romain Guy 3269d5316e3f56d138504565ff311145ac01621dff4Romain Guy#define GET_METHOD_ID(var, clazz, methodName, methodDescriptor) \ 3279d5316e3f56d138504565ff311145ac01621dff4Romain Guy var = env->GetMethodID(clazz, methodName, methodDescriptor); \ 3289d5316e3f56d138504565ff311145ac01621dff4Romain Guy LOG_FATAL_IF(! var, "Unable to find method " methodName); 3299d5316e3f56d138504565ff311145ac01621dff4Romain Guy 330e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guyint register_android_view_GLES20Canvas(JNIEnv* env) { 3317ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy FIND_CLASS(gRectClassInfo.clazz, "android/graphics/Rect"); 3327ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy GET_METHOD_ID(gRectClassInfo.set, gRectClassInfo.clazz, "set", "(IIII)V"); 3339d5316e3f56d138504565ff311145ac01621dff4Romain Guy 334e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy return AndroidRuntime::registerNativeMethods(env, kClassPathName, gMethods, NELEM(gMethods)); 335e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 336e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 337e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; 338