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#ifndef ANDROID_RS_SCRIPT_GROUP_H
18#define ANDROID_RS_SCRIPT_GROUP_H
19
20#include "rsAllocation.h"
21#include "rsScript.h"
22
23
24// ---------------------------------------------------------------------------
25namespace android {
26namespace renderscript {
27
28class ProgramVertex;
29class ProgramFragment;
30class ProgramRaster;
31class ProgramStore;
32
33class ScriptGroup : public ObjectBase {
34public:
35    Vector<ObjectBaseRef<ScriptKernelID> > mKernels;
36
37    class Link {
38    public:
39        ObjectBaseRef<const ScriptKernelID> mSource;
40        ObjectBaseRef<const ScriptKernelID> mDstKernel;
41        ObjectBaseRef<const ScriptFieldID> mDstField;
42        ObjectBaseRef<const Type> mType;
43        ObjectBaseRef<Allocation> mAlloc;
44        Link();
45        ~Link();
46    };
47
48    class Node {
49    public:
50        Node(Script *);
51
52        Vector<const ScriptKernelID *> mKernels;
53        Vector<Link *> mOutputs;
54        Vector<Link *> mInputs;
55        bool mSeen;
56        int mOrder;
57        Script *mScript;
58    };
59
60    class IO {
61    public:
62        IO(const ScriptKernelID *);
63
64        const ScriptKernelID *mKernel;
65        ObjectBaseRef<Allocation> mAlloc;
66    };
67
68    Vector<Link *> mLinks;
69    Vector<Node *> mNodes;
70    Vector<IO *> mInputs;
71    Vector<IO *> mOutputs;
72
73    struct Hal {
74        void * drv;
75
76        struct DriverInfo {
77        };
78        DriverInfo info;
79    };
80    Hal mHal;
81
82    static ScriptGroup * create(Context *rsc,
83                           ScriptKernelID ** kernels, size_t kernelsSize,
84                           ScriptKernelID ** src, size_t srcSize,
85                           ScriptKernelID ** dstK, size_t dstKSize,
86                           ScriptFieldID ** dstF, size_t dstFSize,
87                           const Type ** type, size_t typeSize);
88
89    virtual void serialize(Context *rsc, OStream *stream) const;
90    virtual RsA3DClassID getClassId() const;
91
92    void execute(Context *rsc);
93    void setInput(Context *rsc, ScriptKernelID *kid, Allocation *a);
94    void setOutput(Context *rsc, ScriptKernelID *kid, Allocation *a);
95
96
97protected:
98    virtual ~ScriptGroup();
99    bool mInitialized;
100
101
102private:
103    bool calcOrderRecurse(Node *n, int depth);
104    bool calcOrder();
105    Node * findNode(Script *s) const;
106
107    ScriptGroup(Context *);
108};
109
110
111}
112}
113#endif
114
115