rs_hal.h revision da6d34a5a6ece8c30d20673b9b6ff07d8c91768b 
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#include <ui/egl/android_natives.h>
22
23namespace android {
24namespace renderscript {
25
26class Context;
27class ObjectBase;
28class Element;
29class Type;
30class Allocation;
31class Script;
32class ScriptC;
33class Program;
34class ProgramStore;
35class ProgramRaster;
36class ProgramVertex;
37class ProgramFragment;
38class Mesh;
39class Sampler;
40class FBOCache;
41
42typedef void *(*RsHalSymbolLookupFunc)(void *usrptr, char const *symbolName);
43
44/**
45 * Script management functions
46 */
47typedef struct {
48    bool (*initGraphics)(const Context *);
49    void (*shutdownGraphics)(const Context *);
50    bool (*setSurface)(const Context *, uint32_t w, uint32_t h, ANativeWindow *);
51    void (*swap)(const Context *);
52
53    void (*shutdownDriver)(Context *);
54    void (*getVersion)(unsigned int *major, unsigned int *minor);
55    void (*setPriority)(const Context *, int32_t priority);
56
57
58
59    struct {
60        bool (*init)(const Context *rsc, ScriptC *s,
61                     char const *resName,
62                     char const *cacheDir,
63                     uint8_t const *bitcode,
64                     size_t bitcodeSize,
65                     uint32_t flags);
66
67        void (*invokeFunction)(const Context *rsc, Script *s,
68                               uint32_t slot,
69                               const void *params,
70                               size_t paramLength);
71        int (*invokeRoot)(const Context *rsc, Script *s);
72        void (*invokeForEach)(const Context *rsc,
73                              Script *s,
74                              const Allocation * ain,
75                              Allocation * aout,
76                              const void * usr,
77                              uint32_t usrLen,
78                              const RsScriptCall *sc);
79        void (*invokeInit)(const Context *rsc, Script *s);
80
81        void (*setGlobalVar)(const Context *rsc, const Script *s,
82                             uint32_t slot,
83                             void *data,
84                             size_t dataLength);
85        void (*setGlobalBind)(const Context *rsc, const Script *s,
86                              uint32_t slot,
87                              void *data);
88        void (*setGlobalObj)(const Context *rsc, const Script *s,
89                             uint32_t slot,
90                             ObjectBase *data);
91
92        void (*destroy)(const Context *rsc, Script *s);
93    } script;
94
95    struct {
96        bool (*init)(const Context *rsc, const ProgramStore *ps);
97        void (*setActive)(const Context *rsc, const ProgramStore *ps);
98        void (*destroy)(const Context *rsc, const ProgramStore *ps);
99    } store;
100
101    struct {
102        bool (*init)(const Context *rsc, const ProgramRaster *ps);
103        void (*setActive)(const Context *rsc, const ProgramRaster *ps);
104        void (*destroy)(const Context *rsc, const ProgramRaster *ps);
105    } raster;
106
107    struct {
108        bool (*init)(const Context *rsc, const ProgramVertex *pv,
109                     const char* shader, uint32_t shaderLen);
110        void (*setActive)(const Context *rsc, const ProgramVertex *pv);
111        void (*destroy)(const Context *rsc, const ProgramVertex *pv);
112    } vertex;
113
114    struct {
115        bool (*init)(const Context *rsc, const ProgramFragment *pf,
116                     const char* shader, uint32_t shaderLen);
117        void (*setActive)(const Context *rsc, const ProgramFragment *pf);
118        void (*destroy)(const Context *rsc, const ProgramFragment *pf);
119    } fragment;
120
121    struct {
122        bool (*init)(const Context *rsc, const Mesh *m);
123        void (*draw)(const Context *rsc, const Mesh *m, uint32_t primIndex, uint32_t start, uint32_t len);
124        void (*destroy)(const Context *rsc, const Mesh *m);
125    } mesh;
126
127    struct {
128        bool (*init)(const Context *rsc, const Sampler *m);
129        void (*destroy)(const Context *rsc, const Sampler *m);
130    } sampler;
131
132    struct {
133        bool (*init)(const Context *rsc, const FBOCache *fb);
134        void (*setActive)(const Context *rsc, const FBOCache *fb);
135        void (*destroy)(const Context *rsc, const FBOCache *fb);
136    } framebuffer;
137
138} RsdHalFunctions;
139
140
141}
142}
143
144
145bool rsdHalInit(android::renderscript::Context *, uint32_t version_major, uint32_t version_minor);
146
147#endif
148
149