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Jason Samsd19f10d2009-05-22 14:03:28 -07001/*
2 * Copyright (C) 2009 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_SAMPLER_H
18#define ANDROID_RS_SAMPLER_H
19
Jason Samsd19f10d2009-05-22 14:03:28 -070020#include "rsAllocation.h"
21#include "RenderScript.h"
22
23// ---------------------------------------------------------------------------
24namespace android {
25namespace renderscript {
26
27const static uint32_t RS_MAX_SAMPLER_SLOT = 16;
28
29class SamplerState;
30
31class Sampler : public ObjectBase
32{
33public:
Jason Samsa9e7a052009-09-25 14:51:22 -070034 Sampler(Context *,
35 RsSamplerValue magFilter,
Jason Samsd19f10d2009-05-22 14:03:28 -070036 RsSamplerValue minFilter,
37 RsSamplerValue wrapS,
38 RsSamplerValue wrapT,
39 RsSamplerValue wrapR);
40
41 virtual ~Sampler();
42
43 void bind(Allocation *);
Jason Sams2978bfc2010-02-22 15:37:51 -080044 void setupGL(const Context *, bool npot);
Jason Samsd19f10d2009-05-22 14:03:28 -070045
46 void bindToContext(SamplerState *, uint32_t slot);
47 void unbindFromContext(SamplerState *);
48
49protected:
50 RsSamplerValue mMagFilter;
51 RsSamplerValue mMinFilter;
52 RsSamplerValue mWrapS;
53 RsSamplerValue mWrapT;
54 RsSamplerValue mWrapR;
55
56 int32_t mBoundSlot;
57
58private:
Jason Samsa9e7a052009-09-25 14:51:22 -070059 Sampler(Context *);
Jason Samsd19f10d2009-05-22 14:03:28 -070060
61};
62
63
Jason Samsa9e7a052009-09-25 14:51:22 -070064class SamplerState
Jason Samsd19f10d2009-05-22 14:03:28 -070065{
66public:
67
68 RsSamplerValue mMagFilter;
69 RsSamplerValue mMinFilter;
70 RsSamplerValue mWrapS;
71 RsSamplerValue mWrapT;
72 RsSamplerValue mWrapR;
73
74
75 ObjectBaseRef<Sampler> mSamplers[RS_MAX_SAMPLER_SLOT];
76
Jason Sams5dbfe932010-01-27 14:41:43 -080077 //void setupGL();
Jason Samsd19f10d2009-05-22 14:03:28 -070078
79};
80
81
82
83}
84}
85#endif //ANDROID_RS_SAMPLER_H
86
87
88