Jason Sams | 0835d42 | 2009-08-04 17:58:23 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2008 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 | package android.renderscript; |
| 18 | |
| 19 | |
| 20 | import java.io.IOException; |
| 21 | import java.io.InputStream; |
| 22 | |
| 23 | import android.content.res.Resources; |
| 24 | import android.os.Bundle; |
| 25 | import android.util.Config; |
| 26 | import android.util.Log; |
| 27 | |
| 28 | import android.graphics.Bitmap; |
| 29 | import android.graphics.BitmapFactory; |
| 30 | |
| 31 | /** |
| 32 | * @hide |
| 33 | * |
| 34 | **/ |
| 35 | public class Sampler extends BaseObj { |
| 36 | public enum Value { |
| 37 | NEAREST (0), |
| 38 | LINEAR (1), |
| 39 | LINEAR_MIP_LINEAR (2), |
| 40 | WRAP (3), |
| 41 | CLAMP (4); |
| 42 | |
| 43 | int mID; |
| 44 | Value(int id) { |
| 45 | mID = id; |
| 46 | } |
| 47 | } |
| 48 | |
| 49 | Sampler(int id, RenderScript rs) { |
Alex Sakhartchouk | 0de9444 | 2010-08-11 14:41:28 -0700 | [diff] [blame^] | 50 | super(id, rs); |
Jason Sams | 0835d42 | 2009-08-04 17:58:23 -0700 | [diff] [blame] | 51 | } |
| 52 | |
Jason Sams | 4d33993 | 2010-05-11 14:03:58 -0700 | [diff] [blame] | 53 | Sampler mSampler_CLAMP_NEAREST; |
| 54 | Sampler mSampler_CLAMP_LINEAR; |
| 55 | Sampler mSampler_CLAMP_LINEAR_MIP; |
| 56 | Sampler mSampler_WRAP_NEAREST; |
| 57 | Sampler mSampler_WRAP_LINEAR; |
| 58 | Sampler mSampler_WRAP_LINEAR_MIP; |
| 59 | |
| 60 | public static Sampler CLAMP_NEAREST(RenderScript rs) { |
| 61 | if(rs.mSampler_CLAMP_NEAREST == null) { |
| 62 | Builder b = new Builder(rs); |
| 63 | b.setMin(Value.NEAREST); |
| 64 | b.setMag(Value.NEAREST); |
| 65 | b.setWrapS(Value.CLAMP); |
| 66 | b.setWrapT(Value.CLAMP); |
| 67 | rs.mSampler_CLAMP_NEAREST = b.create(); |
| 68 | } |
| 69 | return rs.mSampler_CLAMP_NEAREST; |
| 70 | } |
| 71 | |
| 72 | public static Sampler CLAMP_LINEAR(RenderScript rs) { |
| 73 | if(rs.mSampler_CLAMP_LINEAR == null) { |
| 74 | Builder b = new Builder(rs); |
| 75 | b.setMin(Value.LINEAR); |
| 76 | b.setMag(Value.LINEAR); |
| 77 | b.setWrapS(Value.CLAMP); |
| 78 | b.setWrapT(Value.CLAMP); |
| 79 | rs.mSampler_CLAMP_LINEAR = b.create(); |
| 80 | } |
| 81 | return rs.mSampler_CLAMP_LINEAR; |
| 82 | } |
| 83 | |
| 84 | public static Sampler CLAMP_LINEAR_MIP_LINEAR(RenderScript rs) { |
| 85 | if(rs.mSampler_CLAMP_LINEAR_MIP_LINEAR == null) { |
| 86 | Builder b = new Builder(rs); |
| 87 | b.setMin(Value.LINEAR_MIP_LINEAR); |
| 88 | b.setMag(Value.LINEAR_MIP_LINEAR); |
| 89 | b.setWrapS(Value.CLAMP); |
| 90 | b.setWrapT(Value.CLAMP); |
| 91 | rs.mSampler_CLAMP_LINEAR_MIP_LINEAR = b.create(); |
| 92 | } |
| 93 | return rs.mSampler_CLAMP_LINEAR_MIP_LINEAR; |
| 94 | } |
| 95 | |
| 96 | public static Sampler WRAP_NEAREST(RenderScript rs) { |
| 97 | if(rs.mSampler_WRAP_NEAREST == null) { |
| 98 | Builder b = new Builder(rs); |
| 99 | b.setMin(Value.NEAREST); |
| 100 | b.setMag(Value.NEAREST); |
| 101 | b.setWrapS(Value.WRAP); |
| 102 | b.setWrapT(Value.WRAP); |
| 103 | rs.mSampler_WRAP_NEAREST = b.create(); |
| 104 | } |
| 105 | return rs.mSampler_WRAP_NEAREST; |
| 106 | } |
| 107 | |
| 108 | public static Sampler WRAP_LINEAR(RenderScript rs) { |
| 109 | if(rs.mSampler_WRAP_LINEAR == null) { |
| 110 | Builder b = new Builder(rs); |
| 111 | b.setMin(Value.LINEAR); |
| 112 | b.setMag(Value.LINEAR); |
| 113 | b.setWrapS(Value.WRAP); |
| 114 | b.setWrapT(Value.WRAP); |
| 115 | rs.mSampler_WRAP_LINEAR = b.create(); |
| 116 | } |
| 117 | return rs.mSampler_WRAP_LINEAR; |
| 118 | } |
| 119 | |
| 120 | public static Sampler WRAP_LINEAR_MIP_LINEAR(RenderScript rs) { |
| 121 | if(rs.mSampler_WRAP_LINEAR_MIP_LINEAR == null) { |
| 122 | Builder b = new Builder(rs); |
| 123 | b.setMin(Value.LINEAR_MIP_LINEAR); |
| 124 | b.setMag(Value.LINEAR_MIP_LINEAR); |
| 125 | b.setWrapS(Value.WRAP); |
| 126 | b.setWrapT(Value.WRAP); |
| 127 | rs.mSampler_WRAP_LINEAR_MIP_LINEAR = b.create(); |
| 128 | } |
| 129 | return rs.mSampler_WRAP_LINEAR_MIP_LINEAR; |
| 130 | } |
| 131 | |
| 132 | |
Jason Sams | 0835d42 | 2009-08-04 17:58:23 -0700 | [diff] [blame] | 133 | public static class Builder { |
| 134 | RenderScript mRS; |
| 135 | Value mMin; |
| 136 | Value mMag; |
| 137 | Value mWrapS; |
| 138 | Value mWrapT; |
| 139 | Value mWrapR; |
| 140 | |
| 141 | public Builder(RenderScript rs) { |
| 142 | mRS = rs; |
| 143 | mMin = Value.NEAREST; |
| 144 | mMag = Value.NEAREST; |
| 145 | mWrapS = Value.WRAP; |
| 146 | mWrapT = Value.WRAP; |
| 147 | mWrapR = Value.WRAP; |
| 148 | } |
| 149 | |
| 150 | public void setMin(Value v) { |
Jason Sams | 8bb41dd | 2009-12-16 15:59:59 -0800 | [diff] [blame] | 151 | if (v == Value.NEAREST || |
| 152 | v == Value.LINEAR || |
| 153 | v == Value.LINEAR_MIP_LINEAR) { |
| 154 | mMin = v; |
| 155 | } else { |
| 156 | throw new IllegalArgumentException("Invalid value"); |
| 157 | } |
Jason Sams | 0835d42 | 2009-08-04 17:58:23 -0700 | [diff] [blame] | 158 | } |
| 159 | |
| 160 | public void setMag(Value v) { |
Jason Sams | 8bb41dd | 2009-12-16 15:59:59 -0800 | [diff] [blame] | 161 | if (v == Value.NEAREST || v == Value.LINEAR) { |
| 162 | mMag = v; |
| 163 | } else { |
| 164 | throw new IllegalArgumentException("Invalid value"); |
| 165 | } |
Jason Sams | 0835d42 | 2009-08-04 17:58:23 -0700 | [diff] [blame] | 166 | } |
| 167 | |
| 168 | public void setWrapS(Value v) { |
Jason Sams | 8bb41dd | 2009-12-16 15:59:59 -0800 | [diff] [blame] | 169 | if (v == Value.WRAP || v == Value.CLAMP) { |
| 170 | mWrapS = v; |
| 171 | } else { |
| 172 | throw new IllegalArgumentException("Invalid value"); |
| 173 | } |
Jason Sams | 0835d42 | 2009-08-04 17:58:23 -0700 | [diff] [blame] | 174 | } |
| 175 | |
| 176 | public void setWrapT(Value v) { |
Jason Sams | 8bb41dd | 2009-12-16 15:59:59 -0800 | [diff] [blame] | 177 | if (v == Value.WRAP || v == Value.CLAMP) { |
| 178 | mWrapT = v; |
| 179 | } else { |
| 180 | throw new IllegalArgumentException("Invalid value"); |
| 181 | } |
Jason Sams | 0835d42 | 2009-08-04 17:58:23 -0700 | [diff] [blame] | 182 | } |
| 183 | |
| 184 | public void setWrapR(Value v) { |
Jason Sams | 8bb41dd | 2009-12-16 15:59:59 -0800 | [diff] [blame] | 185 | if (v == Value.WRAP || v == Value.CLAMP) { |
| 186 | mWrapR = v; |
| 187 | } else { |
| 188 | throw new IllegalArgumentException("Invalid value"); |
| 189 | } |
Jason Sams | 0835d42 | 2009-08-04 17:58:23 -0700 | [diff] [blame] | 190 | } |
| 191 | |
| 192 | static synchronized Sampler internalCreate(RenderScript rs, Builder b) { |
| 193 | rs.nSamplerBegin(); |
| 194 | rs.nSamplerSet(0, b.mMin.mID); |
| 195 | rs.nSamplerSet(1, b.mMag.mID); |
| 196 | rs.nSamplerSet(2, b.mWrapS.mID); |
| 197 | rs.nSamplerSet(3, b.mWrapT.mID); |
| 198 | rs.nSamplerSet(4, b.mWrapR.mID); |
| 199 | int id = rs.nSamplerCreate(); |
| 200 | return new Sampler(id, rs); |
| 201 | } |
| 202 | |
| 203 | public Sampler create() { |
Jason Sams | 771bebb | 2009-12-07 12:40:12 -0800 | [diff] [blame] | 204 | mRS.validate(); |
Jason Sams | 0835d42 | 2009-08-04 17:58:23 -0700 | [diff] [blame] | 205 | return internalCreate(mRS, this); |
| 206 | } |
| 207 | } |
| 208 | |
| 209 | } |
| 210 | |