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77 lines
1.4 KiB
77 lines
1.4 KiB
/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma version(1)
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#pragma rs java_package_name(com.android.rs.cppbranchingfuncalls)
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static bool is_neg(int a)
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{
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if(a < 0)
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return true;
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else
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return false;
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}
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static bool is_pos(int a)
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{
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if(a > 0)
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return true;
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else
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return false;
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}
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static void set_i(int * a, int b)
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{
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int tmp = b;
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*a = tmp;
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}
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static void modify_f(float * f)
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{
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*f *= 0.5f;
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}
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static void modify_i(int * i)
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{
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int j = *i;
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int cutoff = 2 << 6;
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if(j > cutoff)
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j = cutoff;
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if(is_neg(j))
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set_i(i, 0);
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else if(is_pos(j))
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set_i(i, j);
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else
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set_i(i, cutoff);
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}
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int __attribute__((kernel)) simple_kernel(int in)
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{
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int i = in;
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float f = (float) i;
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modify_f(&f);
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modify_i(&i);
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int ret = (int) f;
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return in * ret;
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}
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int glob = 123;
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void addToGlobal(int arg)
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{
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glob += arg;
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}
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