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Jason Sams326e0dd2009-05-22 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 Sams326e0dd2009-05-22 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 Samse514b452009-09-25 14:51:22 -070034 Sampler(Context *,
35 RsSamplerValue magFilter,
Jason Sams326e0dd2009-05-22 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 Samsef21edc2010-02-22 15:37:51 -080044 void setupGL(const Context *, bool npot);
Jason Sams326e0dd2009-05-22 14:03:28 -070045
46 void bindToContext(SamplerState *, uint32_t slot);
47 void unbindFromContext(SamplerState *);
Alex Sakhartchoukb825f672010-06-04 10:06:50 -070048
Alex Sakhartchoukfb6b6142010-05-21 12:53:13 -070049 virtual void serialize(OStream *stream) const;
Alex Sakhartchoukb825f672010-06-04 10:06:50 -070050 virtual RsA3DClassID getClassId() const { return RS_A3D_CLASS_ID_SAMPLER; }
Alex Sakhartchoukfb6b6142010-05-21 12:53:13 -070051 static Sampler *createFromStream(Context *rsc, IStream *stream);
Jason Sams326e0dd2009-05-22 14:03:28 -070052
53protected:
54 RsSamplerValue mMagFilter;
55 RsSamplerValue mMinFilter;
56 RsSamplerValue mWrapS;
57 RsSamplerValue mWrapT;
58 RsSamplerValue mWrapR;
59
60 int32_t mBoundSlot;
61
62private:
Jason Samse514b452009-09-25 14:51:22 -070063 Sampler(Context *);
Jason Sams326e0dd2009-05-22 14:03:28 -070064
65};
66
67
Jason Samse514b452009-09-25 14:51:22 -070068class SamplerState
Jason Sams326e0dd2009-05-22 14:03:28 -070069{
70public:
71
72 RsSamplerValue mMagFilter;
73 RsSamplerValue mMinFilter;
74 RsSamplerValue mWrapS;
75 RsSamplerValue mWrapT;
76 RsSamplerValue mWrapR;
77
78
79 ObjectBaseRef<Sampler> mSamplers[RS_MAX_SAMPLER_SLOT];
80
Jason Sams3eb28f02010-01-27 14:41:43 -080081 //void setupGL();
Jason Sams326e0dd2009-05-22 14:03:28 -070082
83};
84
85
86
87}
88}
89#endif //ANDROID_RS_SAMPLER_H
90
91
92