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
55static inline int4 convert_int4(uchar4 i) {
56    int4 f4 = {i.x, i.y, i.z, i.w};
57    return f4;
58}
59
60static inline short4 convert_short4(uchar4 i) {
61    short4 f4 = {i.x, i.y, i.z, i.w};
62    return f4;
63}
64
65static inline float4 convert_float4(uchar4 i) {
66    float4 f4 = {i.x, i.y, i.z, i.w};
67    return f4;
68}
69
70static inline uchar4 convert_uchar4(short4 i) {
71    uchar4 f4 = {(uchar)i.x, (uchar)i.y, (uchar)i.z, (uchar)i.w};
72    return f4;
73}
74
75static inline uchar4 convert_uchar4(int4 i) {
76    uchar4 f4 = {(uchar)i.x, (uchar)i.y, (uchar)i.z, (uchar)i.w};
77    return f4;
78}
79
80static inline uchar4 convert_uchar4(float4 i) {
81    uchar4 f4 = {(uchar)i.x, (uchar)i.y, (uchar)i.z, (uchar)i.w};
82    return f4;
83}
84
85
86static inline int4 clamp(int4 amount, int low, int high) {
87    int4 r;
88    r.x = amount.x < low ? low : (amount.x > high ? high : amount.x);
89    r.y = amount.y < low ? low : (amount.y > high ? high : amount.y);
90    r.z = amount.z < low ? low : (amount.z > high ? high : amount.z);
91    r.w = amount.w < low ? low : (amount.w > high ? high : amount.w);
92    return r;
93}
94
95static inline float4 clamp(float4 amount, float low, float high) {
96    float4 r;
97    r.x = amount.x < low ? low : (amount.x > high ? high : amount.x);
98    r.y = amount.y < low ? low : (amount.y > high ? high : amount.y);
99    r.z = amount.z < low ? low : (amount.z > high ? high : amount.z);
100    r.w = amount.w < low ? low : (amount.w > high ? high : amount.w);
101    return r;
102}
103
104
105