1/* 2 * Copyright (C) 2012 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 18 19typedef uint8_t uchar; 20typedef uint16_t ushort; 21typedef uint32_t uint; 22 23typedef float float2 __attribute__((ext_vector_type(2))); 24typedef float float3 __attribute__((ext_vector_type(3))); 25typedef float float4 __attribute__((ext_vector_type(4))); 26typedef uchar uchar2 __attribute__((ext_vector_type(2))); 27typedef uchar uchar3 __attribute__((ext_vector_type(3))); 28typedef uchar uchar4 __attribute__((ext_vector_type(4))); 29typedef ushort ushort2 __attribute__((ext_vector_type(2))); 30typedef ushort ushort3 __attribute__((ext_vector_type(3))); 31typedef ushort ushort4 __attribute__((ext_vector_type(4))); 32typedef uint uint2 __attribute__((ext_vector_type(2))); 33typedef uint uint3 __attribute__((ext_vector_type(3))); 34typedef uint uint4 __attribute__((ext_vector_type(4))); 35typedef char char2 __attribute__((ext_vector_type(2))); 36typedef char char3 __attribute__((ext_vector_type(3))); 37typedef char char4 __attribute__((ext_vector_type(4))); 38typedef short short2 __attribute__((ext_vector_type(2))); 39typedef short short3 __attribute__((ext_vector_type(3))); 40typedef short short4 __attribute__((ext_vector_type(4))); 41typedef int int2 __attribute__((ext_vector_type(2))); 42typedef int int3 __attribute__((ext_vector_type(3))); 43typedef int int4 __attribute__((ext_vector_type(4))); 44typedef long long2 __attribute__((ext_vector_type(2))); 45typedef long long3 __attribute__((ext_vector_type(3))); 46typedef long long4 __attribute__((ext_vector_type(4))); 47 48enum IntrinsicEnums { 49 INTRINSIC_UNDEFINED, 50 INTRINSIC_CONVOLVE_3x3, 51 INTRINXIC_COLORMATRIX 52 53}; 54 55#define CVT_FUNC_2(typeout, typein) \ 56static inline typeout##2 __attribute__((const, overloadable)) \ 57 convert_##typeout##2(typein##2 i) { \ 58 return __builtin_convertvector(i, typeout##2); \ 59 } \ 60static inline typeout##3 __attribute__((const, overloadable)) \ 61 convert_##typeout##3(typein##3 i) { \ 62 return __builtin_convertvector(i, typeout##3); \ 63 } \ 64static inline typeout##4 __attribute__((const, overloadable)) \ 65 convert_##typeout##4(typein##4 i) { \ 66 return __builtin_convertvector(i, typeout##4); \ 67 } 68#define CVT_FUNC(type) CVT_FUNC_2(type, uchar) \ 69 CVT_FUNC_2(type, char) \ 70 CVT_FUNC_2(type, ushort) \ 71 CVT_FUNC_2(type, short) \ 72 CVT_FUNC_2(type, uint) \ 73 CVT_FUNC_2(type, int) \ 74 CVT_FUNC_2(type, float) 75 76CVT_FUNC(char) 77CVT_FUNC(uchar) 78CVT_FUNC(short) 79CVT_FUNC(ushort) 80CVT_FUNC(int) 81CVT_FUNC(uint) 82CVT_FUNC(float) 83 84 85static inline int4 clamp(int4 amount, int low, int high) { 86 int4 r; 87 r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); 88 r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); 89 r.z = amount.z < low ? low : (amount.z > high ? high : amount.z); 90 r.w = amount.w < low ? low : (amount.w > high ? high : amount.w); 91 return r; 92} 93 94static inline float4 clamp(float4 amount, float low, float high) { 95 float4 r; 96 r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); 97 r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); 98 r.z = amount.z < low ? low : (amount.z > high ? high : amount.z); 99 r.w = amount.w < low ? low : (amount.w > high ? high : amount.w); 100 return r; 101} 102 103static inline int2 clamp(int2 amount, int low, int high) { 104 int2 r; 105 r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); 106 r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); 107 return r; 108} 109 110static inline float2 clamp(float2 amount, float low, float high) { 111 float2 r; 112 r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); 113 r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); 114 return r; 115} 116 117static inline int clamp(int amount, int low, int high) { 118 return amount < low ? low : (amount > high ? high : amount); 119} 120 121static inline float clamp(float amount, float low, float high) { 122 return amount < low ? low : (amount > high ? high : amount); 123} 124 125