diff options
Diffstat (limited to 'rs/jni/android_renderscript_RenderScript.cpp')
| -rw-r--r-- | rs/jni/android_renderscript_RenderScript.cpp | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/rs/jni/android_renderscript_RenderScript.cpp b/rs/jni/android_renderscript_RenderScript.cpp index 39540709b16e..398d89b20b1e 100644 --- a/rs/jni/android_renderscript_RenderScript.cpp +++ b/rs/jni/android_renderscript_RenderScript.cpp @@ -2752,7 +2752,43 @@ nSystemGetPointerSize(JNIEnv *_env, jobject _this) { return (jint)sizeof(void*); } +static jobject +nAllocationGetByteBuffer(JNIEnv *_env, jobject _this, jlong con, jlong alloc, + jlongArray strideArr, jint xBytesSize, + jint dimY, jint dimZ) { + if (kLogApi) { + ALOGD("nAllocationGetByteBuffer, con(%p), alloc(%p)", (RsContext)con, (RsAllocation)alloc); + } + + jlong *jStridePtr = _env->GetLongArrayElements(strideArr, nullptr); + if (jStridePtr == nullptr) { + ALOGE("Failed to get Java array elements: strideArr"); + return 0; + } + size_t strideIn = xBytesSize; + void* ptr = nullptr; + if (alloc != 0) { + ptr = rsAllocationGetPointer((RsContext)con, (RsAllocation)alloc, 0, + RS_ALLOCATION_CUBEMAP_FACE_POSITIVE_X, 0, 0, + &strideIn, sizeof(size_t)); + } + + jobject byteBuffer = nullptr; + if (ptr != nullptr) { + size_t bufferSize = strideIn; + jStridePtr[0] = strideIn; + if (dimY > 0) { + bufferSize *= dimY; + } + if (dimZ > 0) { + bufferSize *= dimZ; + } + byteBuffer = _env->NewDirectByteBuffer(ptr, (jlong) bufferSize); + } + _env->ReleaseLongArrayElements(strideArr, jStridePtr, 0); + return byteBuffer; +} // --------------------------------------------------------------------------- @@ -2909,6 +2945,7 @@ static const JNINativeMethod methods[] = { {"rsnMeshGetIndices", "(JJ[J[II)V", (void*)nMeshGetIndices }, {"rsnSystemGetPointerSize", "()I", (void*)nSystemGetPointerSize }, +{"rsnAllocationGetByteBuffer", "(JJ[JIII)Ljava/nio/ByteBuffer;", (void*)nAllocationGetByteBuffer }, }; static int registerFuncs(JNIEnv *_env) |