rsProgramRaster.h revision 5b9f3e2e5fe85e6defb424c6f96ddeab1581222c 
1/*
2 * Copyright (C) 2009-2011 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_RASTER_H
18#define ANDROID_RS_PROGRAM_RASTER_H
19
20#include "rsProgramBase.h"
21
22// ---------------------------------------------------------------------------
23namespace android {
24namespace renderscript {
25
26class ProgramRasterState;
27
28class ProgramRaster : public ProgramBase {
29public:
30    virtual void setup(const Context *, ProgramRasterState *);
31    virtual void serialize(OStream *stream) const;
32    virtual RsA3DClassID getClassId() const { return RS_A3D_CLASS_ID_PROGRAM_RASTER; }
33    static ProgramRaster *createFromStream(Context *rsc, IStream *stream);
34
35    static ObjectBaseRef<ProgramRaster> getProgramRaster(Context *rsc,
36                                                         bool pointSprite,
37                                                         RsCullMode cull);
38    struct Hal {
39        mutable void *drv;
40
41        struct State {
42            bool pointSprite;
43            RsCullMode cull;
44        };
45        State state;
46    };
47    Hal mHal;
48
49protected:
50    virtual void preDestroy() const;
51    virtual ~ProgramRaster();
52
53private:
54    ProgramRaster(Context *rsc,
55                  bool pointSprite,
56                  RsCullMode cull);
57
58};
59
60class ProgramRasterState {
61public:
62    ProgramRasterState();
63    ~ProgramRasterState();
64    void init(Context *rsc);
65    void deinit(Context *rsc);
66
67    ObjectBaseRef<ProgramRaster> mDefault;
68    ObjectBaseRef<ProgramRaster> mLast;
69
70    // Cache of all existing raster programs.
71    Vector<ProgramRaster *> mRasterPrograms;
72};
73
74
75}
76}
77#endif
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