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 // ---------------------------------------------------------------------------
24 namespace android {
25 namespace renderscript {
26 
27 class 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  *****************************************************************************/
36 class ProgramStore : public ProgramBase {
37 public:
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;
getClassId()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();
72 protected:
73     virtual void preDestroy() const;
74     virtual ~ProgramStore();
75 
76 private:
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 
84 class ProgramStoreState {
85 public:
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