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 typeout##2 f = {(typeout)i.x, (typeout)i.y}; \ 59 return f; \ 60 } \ 61static inline typeout##3 __attribute__((const, overloadable)) \ 62 convert_##typeout##3(typein##3 i) { \ 63 typeout##3 f = {(typeout)i.x, (typeout)i.y, (typeout)i.z}; \ 64 return f; \ 65 } \ 66static inline typeout##4 __attribute__((const, overloadable)) \ 67 convert_##typeout##4(typein##4 i) { \ 68 typeout##4 f = {(typeout)i.x, (typeout)i.y, (typeout)i.z, (typeout)i.w}; \ 69 return f; \ 70 } 71#define CVT_FUNC(type) CVT_FUNC_2(type, uchar) \ 72 CVT_FUNC_2(type, char) \ 73 CVT_FUNC_2(type, ushort) \ 74 CVT_FUNC_2(type, short) \ 75 CVT_FUNC_2(type, uint) \ 76 CVT_FUNC_2(type, int) \ 77 CVT_FUNC_2(type, float) 78CVT_FUNC(char) 79CVT_FUNC(uchar) 80CVT_FUNC(short) 81CVT_FUNC(ushort) 82CVT_FUNC(int) 83CVT_FUNC(uint) 84CVT_FUNC(float) 85 86 87static inline int4 clamp(int4 amount, int low, int high) { 88 int4 r; 89 r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); 90 r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); 91 r.z = amount.z < low ? low : (amount.z > high ? high : amount.z); 92 r.w = amount.w < low ? low : (amount.w > high ? high : amount.w); 93 return r; 94} 95 96static inline float4 clamp(float4 amount, float low, float high) { 97 float4 r; 98 r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); 99 r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); 100 r.z = amount.z < low ? low : (amount.z > high ? high : amount.z); 101 r.w = amount.w < low ? low : (amount.w > high ? high : amount.w); 102 return r; 103} 104 105static inline int2 clamp(int2 amount, int low, int high) { 106 int2 r; 107 r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); 108 r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); 109 return r; 110} 111 112static inline float2 clamp(float2 amount, float low, float high) { 113 float2 r; 114 r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); 115 r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); 116 return r; 117} 118 119static inline int clamp(int amount, int low, int high) { 120 return amount < low ? low : (amount > high ? high : amount); 121} 122 123static inline float clamp(float amount, float low, float high) { 124 return amount < low ? low : (amount > high ? high : amount); 125} 126 127