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#include <vector>
24
25// ---------------------------------------------------------------------------
26namespace android {
27namespace renderscript {
28
29class ProgramStoreState;
30/*****************************************************************************
31 * CAUTION
32 *
33 * Any layout changes for this class may require a corresponding change to be
34 * made to frameworks/compile/libbcc/lib/ScriptCRT/rs_core.c, which contains
35 * a partial copy of the information below.
36 *
37 *****************************************************************************/
38class ProgramStore : public ProgramBase {
39public:
40    struct Hal {
41        mutable void *drv;
42
43        struct State {
44            bool ditherEnable;
45
46            //bool blendEnable;
47            bool colorRWriteEnable;
48            bool colorGWriteEnable;
49            bool colorBWriteEnable;
50            bool colorAWriteEnable;
51            RsBlendSrcFunc blendSrc;
52            RsBlendDstFunc blendDst;
53
54            //bool depthTestEnable;
55            bool depthWriteEnable;
56            RsDepthFunc depthFunc;
57        };
58        State state;
59    };
60    Hal mHal;
61
62    virtual void setup(const Context *, ProgramStoreState *);
63
64    virtual void serialize(Context *rsc, OStream *stream) const;
65    virtual RsA3DClassID getClassId() const { return RS_A3D_CLASS_ID_PROGRAM_STORE; }
66    static ProgramStore *createFromStream(Context *rsc, IStream *stream);
67    static ObjectBaseRef<ProgramStore> getProgramStore(Context *,
68                                                       bool colorMaskR, bool colorMaskG,
69                                                       bool colorMaskB, bool colorMaskA,
70                                                       bool depthMask, bool ditherEnable,
71                                                       RsBlendSrcFunc srcFunc, RsBlendDstFunc destFunc,
72                                                       RsDepthFunc depthFunc);
73    void init();
74protected:
75    virtual void preDestroy() const;
76    virtual ~ProgramStore();
77
78private:
79    ProgramStore(Context *,
80                 bool colorMaskR, bool colorMaskG, bool colorMaskB, bool colorMaskA,
81                 bool depthMask, bool ditherEnable,
82                 RsBlendSrcFunc srcFunc, RsBlendDstFunc destFunc,
83                 RsDepthFunc depthFunc);
84};
85
86class ProgramStoreState {
87public:
88    ProgramStoreState();
89    ~ProgramStoreState();
90    void init(Context *rsc);
91    void deinit(Context *rsc);
92
93    ObjectBaseRef<ProgramStore> mDefault;
94    ObjectBaseRef<ProgramStore> mLast;
95
96    // Cache of all existing store programs.
97    std::vector<ProgramStore *> mStorePrograms;
98};
99
100} // namespace renderscript
101} // namespace android
102#endif
103
104
105
106