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 ANDROID_RS_PROGRAM_FRAGMENT_STORE_H
18#define ANDROID_RS_PROGRAM_FRAGMENT_STORE_H
19
20#include "rsProgramBase.h"
21#include "rsStream.h"
22
23// ---------------------------------------------------------------------------
24namespace android {
25namespace renderscript {
26
27class ProgramStoreState;
28/*****************************************************************************
29 * CAUTION
30 *
31 * Any layout changes for this class may require a corresponding change to be
32 * made to frameworks/compile/libbcc/lib/ScriptCRT/rs_core.c, which contains
33 * a partial copy of the information below.
34 *
35 *****************************************************************************/
36class ProgramStore : public ProgramBase {
37public:
38    struct Hal {
39        mutable void *drv;
40
41        struct State {
42            bool ditherEnable;
43
44            //bool blendEnable;
45            bool colorRWriteEnable;
46            bool colorGWriteEnable;
47            bool colorBWriteEnable;
48            bool colorAWriteEnable;
49            RsBlendSrcFunc blendSrc;
50            RsBlendDstFunc blendDst;
51
52            //bool depthTestEnable;
53            bool depthWriteEnable;
54            RsDepthFunc depthFunc;
55        };
56        State state;
57    };
58    Hal mHal;
59
60    virtual void setup(const Context *, ProgramStoreState *);
61
62    virtual void serialize(Context *rsc, OStream *stream) const;
63    virtual RsA3DClassID getClassId() const { return RS_A3D_CLASS_ID_PROGRAM_STORE; }
64    static ProgramStore *createFromStream(Context *rsc, IStream *stream);
65    static ObjectBaseRef<ProgramStore> getProgramStore(Context *,
66                                                       bool colorMaskR, bool colorMaskG,
67                                                       bool colorMaskB, bool colorMaskA,
68                                                       bool depthMask, bool ditherEnable,
69                                                       RsBlendSrcFunc srcFunc, RsBlendDstFunc destFunc,
70                                                       RsDepthFunc depthFunc);
71    void init();
72protected:
73    virtual void preDestroy() const;
74    virtual ~ProgramStore();
75
76private:
77    ProgramStore(Context *,
78                 bool colorMaskR, bool colorMaskG, bool colorMaskB, bool colorMaskA,
79                 bool depthMask, bool ditherEnable,
80                 RsBlendSrcFunc srcFunc, RsBlendDstFunc destFunc,
81                 RsDepthFunc depthFunc);
82};
83
84class ProgramStoreState {
85public:
86    ProgramStoreState();
87    ~ProgramStoreState();
88    void init(Context *rsc);
89    void deinit(Context *rsc);
90
91    ObjectBaseRef<ProgramStore> mDefault;
92    ObjectBaseRef<ProgramStore> mLast;
93
94    // Cache of all existing store programs.
95    Vector<ProgramStore *> mStorePrograms;
96};
97
98}
99}
100#endif
101
102
103
104