1/* 2* Copyright (C) 2016 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#include <memory> 18 19#include <jni.h> 20#include <RenderScript.h> 21 22#include "ScriptC_simple.h" 23 24extern "C" void JNICALL 25Java_com_android_rs_jnikernelvariables_MainActivity_nativeRS( 26 JNIEnv * env, 27 jclass, 28 jstring pathObj) 29{ 30 static const int size = 64; 31 sp<RS> rs = new RS(); 32 33 const char * path = env->GetStringUTFChars(pathObj, nullptr); 34 rs->init(path, RS_INIT_LOW_LATENCY | RS_INIT_WAIT_FOR_ATTACH); 35 env->ReleaseStringUTFChars(pathObj, path); 36 37 auto e = Element::RGBA_8888(rs); 38 Type::Builder tb(rs, e); 39 tb.setX(size); 40 tb.setY(size); 41 auto t = tb.create(); 42 43 auto a = Allocation::createTyped(rs, t); 44 auto b = Allocation::createTyped(rs, t); 45 46 sp<ScriptC_simple> s = new ScriptC_simple(rs); 47 48 static const int buffer_int[] = {1, 2, 3, 4}; 49 sp<Allocation> int_allocation = Allocation::createSized(rs, Element::I32(rs), 4); 50 int_allocation->copy1DRangeFrom(0, 4, buffer_int); 51 s->set_allocation_1D_global(int_allocation); 52 53 static const int buffer_int2[] = {5, 6, 7, 8}; 54 55 Type::Builder typeI32Builder2D(rs, Element::I32(rs)); 56 typeI32Builder2D.setX(2); 57 typeI32Builder2D.setY(2); 58 59 sp<Allocation> int_allocation2 = Allocation::createTyped(rs, typeI32Builder2D.create()); 60 int_allocation2->copy2DRangeFrom(0, 0, 2, 2, buffer_int2); 61 s->set_allocation_1D_global2(int_allocation2); 62 63 s->set_allocation_2D_global(a); 64 s->set_allocation_2D_global2(b); 65 66 static const int buffer_int3[] = {9, 10, 11, 12, 13, 14, 15, 16}; 67 68 Type::Builder typeI32Builder3D(rs, Element::I32(rs)); 69 typeI32Builder3D.setX(2); 70 typeI32Builder3D.setY(2); 71 typeI32Builder3D.setZ(2); 72 73 sp<Allocation> int_allocation3 = Allocation::createTyped(rs, typeI32Builder3D.create()); 74 int_allocation3->copy3DRangeFrom(0, 0, 0, 2, 2, 2, buffer_int3); 75 s->set_allocation_3D_global(int_allocation3); 76 77 Type::Builder yuvTypeBuilder(rs, Element::YUV(rs)); 78 yuvTypeBuilder.setX(4); 79 yuvTypeBuilder.setY(4); 80 yuvTypeBuilder.setYuvFormat(RS_YUV_YV12); 81 82 sp<Allocation> yuv_allocation = Allocation::createTyped(rs, yuvTypeBuilder.create()); 83 s->set_allocation_YUV_2D_global(yuv_allocation); 84 85 s->set_sampler_global(Sampler::CLAMP_LINEAR(rs)); 86 87 // Script is executed once, then the data is copied back when finished 88 s->forEach_kernel(a, b); 89 rs->finish(); 90 uint32_t * output = new uint32_t[size*size]; 91 b->copy2DRangeTo(0, 0, size, size, output); 92 delete [] output; 93} 94 95