libclc/generic/lib/common/smoothstep.cl

/*
 * Copyright (c) 2014,2015 Advanced Micro Devices, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#include <clc/clc.h>
#include <clc/clcmacro.h>
#include <clc/common/clc_smoothstep.h>

#define SMOOTHSTEP_SINGLE_DEF(X_TYPE)                                          \
  _CLC_OVERLOAD _CLC_DEF X_TYPE smoothstep(X_TYPE edge0, X_TYPE edge1,         \
                                           X_TYPE x) {                         \
    return __clc_smoothstep(edge0, edge1, x);                                  \
  }

#define SMOOTHSTEP_S_S_V_DEFS(X_TYPE)                                          \
  _CLC_OVERLOAD _CLC_DEF X_TYPE##2 smoothstep(X_TYPE x, X_TYPE y,              \
                                              X_TYPE##2 z) {                   \
    return __clc_smoothstep((X_TYPE##2)x, (X_TYPE##2)y, z);                    \
  }                                                                            \
                                                                               \
  _CLC_OVERLOAD _CLC_DEF X_TYPE##3 smoothstep(X_TYPE x, X_TYPE y,              \
                                              X_TYPE##3 z) {                   \
    return __clc_smoothstep((X_TYPE##3)x, (X_TYPE##3)y, z);                    \
  }                                                                            \
                                                                               \
  _CLC_OVERLOAD _CLC_DEF X_TYPE##4 smoothstep(X_TYPE x, X_TYPE y,              \
                                              X_TYPE##4 z) {                   \
    return __clc_smoothstep((X_TYPE##4)x, (X_TYPE##4)y, z);                    \
  }                                                                            \
                                                                               \
  _CLC_OVERLOAD _CLC_DEF X_TYPE##8 smoothstep(X_TYPE x, X_TYPE y,              \
                                              X_TYPE##8 z) {                   \
    return __clc_smoothstep((X_TYPE##8)x, (X_TYPE##8)y, z);                    \
  }                                                                            \
                                                                               \
  _CLC_OVERLOAD _CLC_DEF X_TYPE##16 smoothstep(X_TYPE x, X_TYPE y,             \
                                               X_TYPE##16 z) {                 \
    return __clc_smoothstep((X_TYPE##16)x, (X_TYPE##16)y, z);                  \
  }

#define SMOOTHSTEP_DEF(type)                                                   \
  SMOOTHSTEP_SINGLE_DEF(type)                                                  \
  SMOOTHSTEP_SINGLE_DEF(type##2)                                               \
  SMOOTHSTEP_SINGLE_DEF(type##3)                                               \
  SMOOTHSTEP_SINGLE_DEF(type##4)                                               \
  SMOOTHSTEP_SINGLE_DEF(type##8)                                               \
  SMOOTHSTEP_SINGLE_DEF(type##16)                                              \
  SMOOTHSTEP_S_S_V_DEFS(type)

SMOOTHSTEP_DEF(float)

#ifdef cl_khr_fp64
#pragma OPENCL EXTENSION cl_khr_fp64 : enable

SMOOTHSTEP_DEF(double);

#endif

#ifdef cl_khr_fp16
#pragma OPENCL EXTENSION cl_khr_fp16 : enable

SMOOTHSTEP_DEF(half);

#endif