rs_hal.h revision eb4fe18dd88634330f9566cbb9e785d8c7ec5813 
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, RsNativeWindow);
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, Allocation *alloc, bool forceZero);
97        void (*destroy)(const Context *rsc, Allocation *alloc);
98
99        void (*resize)(const Context *rsc, const Allocation *alloc, const Type *newType,
100                       bool zeroNew);
101        void (*syncAll)(const Context *rsc, const Allocation *alloc, RsAllocationUsageType src);
102        void (*markDirty)(const Context *rsc, const Allocation *alloc);
103
104        void (*data1D)(const Context *rsc, const Allocation *alloc,
105                       uint32_t xoff, uint32_t lod, uint32_t count,
106                       const void *data, uint32_t sizeBytes);
107        void (*data2D)(const Context *rsc, const Allocation *alloc,
108                       uint32_t xoff, uint32_t yoff, uint32_t lod,
109                       RsAllocationCubemapFace face, uint32_t w, uint32_t h,
110                       const void *data, uint32_t sizeBytes);
111        void (*data3D)(const Context *rsc, const Allocation *alloc,
112                       uint32_t xoff, uint32_t yoff, uint32_t zoff,
113                       uint32_t lod, RsAllocationCubemapFace face,
114                       uint32_t w, uint32_t h, uint32_t d, const void *data, uint32_t sizeBytes);
115
116        void (*elementData1D)(const Context *rsc, const Allocation *alloc, uint32_t x,
117                              const void *data, uint32_t elementOff, uint32_t sizeBytes);
118        void (*elementData2D)(const Context *rsc, const Allocation *alloc, uint32_t x, uint32_t y,
119                              const void *data, uint32_t elementOff, uint32_t sizeBytes);
120
121
122    } allocation;
123
124    struct {
125        bool (*init)(const Context *rsc, const ProgramStore *ps);
126        void (*setActive)(const Context *rsc, const ProgramStore *ps);
127        void (*destroy)(const Context *rsc, const ProgramStore *ps);
128    } store;
129
130    struct {
131        bool (*init)(const Context *rsc, const ProgramRaster *ps);
132        void (*setActive)(const Context *rsc, const ProgramRaster *ps);
133        void (*destroy)(const Context *rsc, const ProgramRaster *ps);
134    } raster;
135
136    struct {
137        bool (*init)(const Context *rsc, const ProgramVertex *pv,
138                     const char* shader, uint32_t shaderLen);
139        void (*setActive)(const Context *rsc, const ProgramVertex *pv);
140        void (*destroy)(const Context *rsc, const ProgramVertex *pv);
141    } vertex;
142
143    struct {
144        bool (*init)(const Context *rsc, const ProgramFragment *pf,
145                     const char* shader, uint32_t shaderLen);
146        void (*setActive)(const Context *rsc, const ProgramFragment *pf);
147        void (*destroy)(const Context *rsc, const ProgramFragment *pf);
148    } fragment;
149
150    struct {
151        bool (*init)(const Context *rsc, const Mesh *m);
152        void (*draw)(const Context *rsc, const Mesh *m, uint32_t primIndex, uint32_t start, uint32_t len);
153        void (*destroy)(const Context *rsc, const Mesh *m);
154    } mesh;
155
156    struct {
157        bool (*init)(const Context *rsc, const Sampler *m);
158        void (*destroy)(const Context *rsc, const Sampler *m);
159    } sampler;
160
161    struct {
162        bool (*init)(const Context *rsc, const FBOCache *fb);
163        void (*setActive)(const Context *rsc, const FBOCache *fb);
164        void (*destroy)(const Context *rsc, const FBOCache *fb);
165    } framebuffer;
166
167} RsdHalFunctions;
168
169
170}
171}
172
173
174bool rsdHalInit(android::renderscript::Context *, uint32_t version_major, uint32_t version_minor);
175
176#endif
177
178