summaryrefslogtreecommitdiffstats
path: root/libs/rs/rsAllocation.h
blob: f538dd13bf994a85d3b5d3754f552b450b175089 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
/*
 * Copyright (C) 2009 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef ANDROID_STRUCTURED_ALLOCATION_H
#define ANDROID_STRUCTURED_ALLOCATION_H

#include "rsType.h"

// ---------------------------------------------------------------------------
namespace android {
namespace renderscript {

class Program;

class Allocation : public ObjectBase {
    // The graphics equilivent of malloc.  The allocation contains a structure of elements.

public:
    struct Hal {
        void * drv;

        struct State {
            ObjectBaseRef<const Type> type;

            uint32_t usageFlags;
            RsAllocationMipmapControl mipmapControl;

            // Cached fields from the Type and Element
            // to prevent pointer chasing in critical loops.
            uint32_t dimensionX;
            uint32_t dimensionY;
            uint32_t dimensionZ;
            uint32_t elementSizeBytes;
            bool hasMipmaps;
            bool hasFaces;
            bool hasReferences;
        };
        State state;

        struct DrvState {
            void * mallocPtr;
        } drvState;

    };
    Hal mHal;

    static Allocation * createAllocation(Context *rsc, const Type *, uint32_t usages,
                                  RsAllocationMipmapControl mc = RS_ALLOCATION_MIPMAP_NONE);
    virtual ~Allocation();
    void updateCache();

    void * getPtr() const {return mHal.drvState.mallocPtr;}
    const Type * getType() const {return mHal.state.type.get();}

    void syncAll(Context *rsc, RsAllocationUsageType src);

    void copyRange1D(Context *rsc, const Allocation *src, int32_t srcOff, int32_t destOff, int32_t len);

    void resize1D(Context *rsc, uint32_t dimX);
    void resize2D(Context *rsc, uint32_t dimX, uint32_t dimY);

    void data(Context *rsc, uint32_t xoff, uint32_t lod, uint32_t count, const void *data, uint32_t sizeBytes);
    void data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face,
                 uint32_t w, uint32_t h, const void *data, uint32_t sizeBytes);
    void data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t zoff, uint32_t lod, RsAllocationCubemapFace face,
                 uint32_t w, uint32_t h, uint32_t d, const void *data, uint32_t sizeBytes);

    void elementData(Context *rsc, uint32_t x,
                        const void *data, uint32_t elementOff, uint32_t sizeBytes);
    void elementData(Context *rsc, uint32_t x, uint32_t y,
                        const void *data, uint32_t elementOff, uint32_t sizeBytes);

    void read(void *data);

    void addProgramToDirty(const Program *);
    void removeProgramToDirty(const Program *);

    virtual void dumpLOGV(const char *prefix) const;
    virtual void serialize(OStream *stream) const;
    virtual RsA3DClassID getClassId() const { return RS_A3D_CLASS_ID_ALLOCATION; }
    static Allocation *createFromStream(Context *rsc, IStream *stream);

    bool getIsScript() const {
        return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_SCRIPT) != 0;
    }
    bool getIsTexture() const {
        return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_TEXTURE) != 0;
    }
    bool getIsRenderTarget() const {
        return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) != 0;
    }
    bool getIsBufferObject() const {
        return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_VERTEX) != 0;
    }

    void incRefs(const void *ptr, size_t ct, size_t startOff = 0) const;
    void decRefs(const void *ptr, size_t ct, size_t startOff = 0) const;

    void sendDirty(const Context *rsc) const;
    bool getHasGraphicsMipmaps() const {
        return mHal.state.mipmapControl != RS_ALLOCATION_MIPMAP_NONE;
    }


protected:
    Vector<const Program *> mToDirtyList;

private:
    Allocation(Context *rsc, const Type *, uint32_t usages, RsAllocationMipmapControl mc);
};

}
}
#endif