1 /*
2 * Copyright (C) 2008-2012 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 #include "RenderScript.h"
18 #include "rsCppInternal.h"
19
20 using namespace android;
21 using namespace RSC;
22
Sampler(sp<RS> rs,void * id)23 Sampler::Sampler(sp<RS> rs, void* id):
24 BaseObj(id, rs)
25 {
26 RsSamplerValue mMin = RS_SAMPLER_INVALID;
27 RsSamplerValue mMag = RS_SAMPLER_INVALID;
28 RsSamplerValue mWrapS = RS_SAMPLER_INVALID;
29 RsSamplerValue mWrapT = RS_SAMPLER_INVALID;
30 float mAniso = 0.f;
31 }
32
Sampler(sp<RS> rs,void * id,RsSamplerValue min,RsSamplerValue mag,RsSamplerValue wrapS,RsSamplerValue wrapT,float anisotropy)33 Sampler::Sampler(sp<RS> rs, void* id, RsSamplerValue min, RsSamplerValue mag,
34 RsSamplerValue wrapS, RsSamplerValue wrapT, float anisotropy):
35 BaseObj(id, rs)
36 {
37 RsSamplerValue mMin = min;
38 RsSamplerValue mMag = mag;
39 RsSamplerValue mWrapS = wrapS;
40 RsSamplerValue mWrapT = wrapT;
41 float mAniso = anisotropy;
42 }
43
getMinification()44 RsSamplerValue Sampler::getMinification() {
45 return mMin;
46 }
47
getMagnification()48 RsSamplerValue Sampler::getMagnification() {
49 return mMag;
50 }
51
getWrapS()52 RsSamplerValue Sampler::getWrapS() {
53 return mWrapS;
54 }
55
getWrapT()56 RsSamplerValue Sampler::getWrapT() {
57 return mWrapT;
58 }
59
getAnisotropy()60 float Sampler::getAnisotropy() {
61 return mAniso;
62 }
63
create(sp<RS> rs,RsSamplerValue min,RsSamplerValue mag,RsSamplerValue wrapS,RsSamplerValue wrapT,float anisotropy)64 sp<Sampler> Sampler::create(sp<RS> rs, RsSamplerValue min, RsSamplerValue mag,
65 RsSamplerValue wrapS, RsSamplerValue wrapT, float anisotropy) {
66 // We aren't supporting wrapR in C++ API atm, so always pass wrap for that.
67 void* id = RS::dispatch->SamplerCreate(rs->getContext(), min, mag, wrapS, wrapT,
68 RS_SAMPLER_WRAP, anisotropy);
69 return new Sampler(rs, id, min, mag, wrapS, wrapT, anisotropy);
70 }
71
72 #define CREATE_SAMPLER(N, MIN, MAG, WRAPS, WRAPT) sp<const Sampler> Sampler::N(sp<RS> rs) { \
73 if (rs->mSamplers.N == nullptr) { \
74 rs->mSamplers.N = (create(rs, MIN, MAG, WRAPS, WRAPT, 0.f)); \
75 } \
76 return rs->mSamplers.N; \
77 }
78
79 CREATE_SAMPLER(CLAMP_NEAREST, RS_SAMPLER_NEAREST, RS_SAMPLER_NEAREST, RS_SAMPLER_CLAMP, RS_SAMPLER_CLAMP);
80 CREATE_SAMPLER(CLAMP_LINEAR, RS_SAMPLER_LINEAR, RS_SAMPLER_LINEAR, RS_SAMPLER_CLAMP, RS_SAMPLER_CLAMP);
81 CREATE_SAMPLER(CLAMP_LINEAR_MIP_LINEAR, RS_SAMPLER_LINEAR_MIP_LINEAR, RS_SAMPLER_LINEAR, RS_SAMPLER_CLAMP, RS_SAMPLER_CLAMP);
82 CREATE_SAMPLER(WRAP_NEAREST, RS_SAMPLER_NEAREST, RS_SAMPLER_NEAREST, RS_SAMPLER_WRAP, RS_SAMPLER_WRAP);
83 CREATE_SAMPLER(WRAP_LINEAR, RS_SAMPLER_LINEAR, RS_SAMPLER_LINEAR, RS_SAMPLER_WRAP, RS_SAMPLER_WRAP);
84 CREATE_SAMPLER(WRAP_LINEAR_MIP_LINEAR, RS_SAMPLER_LINEAR_MIP_LINEAR, RS_SAMPLER_LINEAR, RS_SAMPLER_WRAP, RS_SAMPLER_WRAP);
85 CREATE_SAMPLER(MIRRORED_REPEAT_NEAREST, RS_SAMPLER_NEAREST, RS_SAMPLER_NEAREST, RS_SAMPLER_MIRRORED_REPEAT, RS_SAMPLER_MIRRORED_REPEAT);
86 CREATE_SAMPLER(MIRRORED_REPEAT_LINEAR, RS_SAMPLER_LINEAR, RS_SAMPLER_LINEAR, RS_SAMPLER_MIRRORED_REPEAT, RS_SAMPLER_MIRRORED_REPEAT);
87 CREATE_SAMPLER(MIRRORED_REPEAT_LINEAR_MIP_LINEAR, RS_SAMPLER_LINEAR_MIP_LINEAR, RS_SAMPLER_LINEAR, RS_SAMPLER_MIRRORED_REPEAT, RS_SAMPLER_MIRRORED_REPEAT);
88