rs_hal.h revision bad807405b2b9764372af1ad24bcfd4fb1f33d8e 
1/*
2 * Copyright (C) 2011 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#ifndef RS_HAL_H
18#define RS_HAL_H
19
20#include <RenderScriptDefines.h>
21
22namespace android {
23namespace renderscript {
24
25class Context;
26class ObjectBase;
27class Element;
28class Type;
29class Allocation;
30class Script;
31class ScriptC;
32
33
34typedef struct RsHalRec RsHal;
35
36typedef void *(*RsHalSymbolLookupFunc)(void *usrptr, char const *symbolName);
37
38
39
40/**
41 * Script management functions
42 */
43typedef struct {
44    void (*shutdownDriver)(RsHal dc);
45    void (*getVersion)(unsigned int *major, unsigned int *minor);
46
47
48
49    struct {
50        bool (*scriptInit)(const Context *rsc, ScriptC *s,
51                           char const *resName,
52                           char const *cacheDir,
53                           uint8_t const *bitcode,
54                           size_t bitcodeSize,
55                           uint32_t flags,
56                           RsHalSymbolLookupFunc lookupFunc);
57
58        void (*invokeFunction)(const Context *rsc, const Script *s,
59                               uint32_t slot,
60                               const void *params,
61                               size_t paramLength);
62        int (*invokeRoot)(const Context *rsc, const Script *s);
63        void (*invokeInit)(const Context *rsc, const Script *s);
64
65        void (*setGlobalVar)(const Context *rsc, const Script *s,
66                             uint32_t slot,
67                             void *data,
68                             size_t dataLength);
69        void (*setGlobalBind)(const Context *rsc, const Script *s,
70                              uint32_t slot,
71                              void *data);
72        void (*setGlobalObj)(const Context *rsc, const Script *s,
73                             uint32_t slot,
74                             ObjectBase *data);
75
76        void (*destroy)(const Context *rsc, Script *s);
77    } script;
78
79
80
81} RsdHalFunctions;
82
83void rsiSetObject(ObjectBase **vdst, ObjectBase * vsrc);
84void rsiClearObject(ObjectBase **vdst);
85bool rsiIsObject(const ObjectBase *vdst);
86
87}
88}
89
90
91bool rsdHalInit(android::renderscript::Context *, uint32_t version_major, uint32_t version_minor);
92
93#endif
94
95