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