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/*
* Copyright (C) 2013 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "rs_core.rsh"
typedef unsigned long long ull;
typedef unsigned long long ull2 __attribute__((ext_vector_type(2)));
typedef unsigned long long ull3 __attribute__((ext_vector_type(3)));
typedef unsigned long long ull4 __attribute__((ext_vector_type(4)));
#define S_CLAMP(T) \
extern T __attribute__((overloadable)) clamp(T amount, T low, T high) { \
return amount < low ? low : (amount > high ? high : amount); \
}
//_CLAMP(float); implemented in .ll
S_CLAMP(double);
S_CLAMP(char);
S_CLAMP(uchar);
S_CLAMP(short);
S_CLAMP(ushort);
S_CLAMP(int);
S_CLAMP(uint);
S_CLAMP(long);
S_CLAMP(ulong);
#undef S_CLAMP
\
#define V_CLAMP(T) \
extern T##2 __attribute__((overloadable)) clamp(T##2 amount, T##2 low, T##2 high) { \
T##2 r; \
r.x = amount.x < low.x ? low.x : (amount.x > high.x ? high.x : amount.x); \
r.y = amount.y < low.y ? low.y : (amount.y > high.y ? high.y : amount.y); \
return r; \
} \
\
extern T##3 __attribute__((overloadable)) clamp(T##3 amount, T##3 low, T##3 high) { \
T##3 r; \
r.x = amount.x < low.x ? low.x : (amount.x > high.x ? high.x : amount.x); \
r.y = amount.y < low.y ? low.y : (amount.y > high.y ? high.y : amount.y); \
r.z = amount.z < low.z ? low.z : (amount.z > high.z ? high.z : amount.z); \
return r; \
} \
\
extern T##4 __attribute__((overloadable)) clamp(T##4 amount, T##4 low, T##4 high) { \
T##4 r; \
r.x = amount.x < low.x ? low.x : (amount.x > high.x ? high.x : amount.x); \
r.y = amount.y < low.y ? low.y : (amount.y > high.y ? high.y : amount.y); \
r.z = amount.z < low.z ? low.z : (amount.z > high.z ? high.z : amount.z); \
r.w = amount.w < low.w ? low.w : (amount.w > high.w ? high.w : amount.w); \
return r; \
} \
\
extern T##2 __attribute__((overloadable)) clamp(T##2 amount, T low, T high) { \
T##2 r; \
r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); \
r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); \
return r; \
} \
\
extern T##3 __attribute__((overloadable)) clamp(T##3 amount, T low, T high) { \
T##3 r; \
r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); \
r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); \
r.z = amount.z < low ? low : (amount.z > high ? high : amount.z); \
return r; \
} \
\
extern T##4 __attribute__((overloadable)) clamp(T##4 amount, T low, T high) { \
T##4 r; \
r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); \
r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); \
r.z = amount.z < low ? low : (amount.z > high ? high : amount.z); \
r.w = amount.w < low ? low : (amount.w > high ? high : amount.w); \
return r; \
}
//V_CLAMP(float); implemented in .ll
V_CLAMP(double);
V_CLAMP(char);
V_CLAMP(uchar);
V_CLAMP(short);
V_CLAMP(ushort);
#if !defined(ARCH_ARM_HAVE_NEON) && !defined (ARCH_ARM64_HAVE_NEON)
V_CLAMP(int); //implemented in .ll
V_CLAMP(uint); //implemented in .ll
#endif
V_CLAMP(long);
V_CLAMP(ulong);
V_CLAMP(ull);
#undef _CLAMP
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