Jason Sams | 40f1fa6 | 2013-01-08 11:52:32 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 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 | package android.renderscript; |
| 18 | |
| 19 | import android.util.Log; |
| 20 | |
| 21 | /** |
| 22 | * |
| 23 | * @hide |
| 24 | **/ |
| 25 | public final class ScriptIntrinsic3DLUT extends ScriptIntrinsic { |
| 26 | private Allocation mLUT; |
| 27 | private Element mElement; |
| 28 | |
| 29 | private ScriptIntrinsic3DLUT(int id, RenderScript rs, Element e) { |
| 30 | super(id, rs); |
| 31 | mElement = e; |
| 32 | } |
| 33 | |
| 34 | /** |
| 35 | * Supported elements types are {@link Element#U8_4} |
| 36 | * |
| 37 | * The defaults tables are identity. |
| 38 | * |
| 39 | * @param rs The Renderscript context |
| 40 | * @param e Element type for intputs and outputs |
| 41 | * |
| 42 | * @return ScriptIntrinsic3DLUT |
| 43 | */ |
| 44 | public static ScriptIntrinsic3DLUT create(RenderScript rs, Element e) { |
| 45 | int id = rs.nScriptIntrinsicCreate(8, e.getID(rs)); |
| 46 | |
| 47 | if (!e.isCompatible(Element.U8_4(rs))) { |
Jason Sams | 1e645d2 | 2013-03-08 14:32:43 -0800 | [diff] [blame^] | 48 | throw new RSIllegalArgumentException("Element must be compatible with uchar4."); |
Jason Sams | 40f1fa6 | 2013-01-08 11:52:32 -0800 | [diff] [blame] | 49 | } |
| 50 | |
| 51 | return new ScriptIntrinsic3DLUT(id, rs, e); |
| 52 | } |
| 53 | |
| 54 | public void setLUT(Allocation lut) { |
| 55 | final Type t = lut.getType(); |
| 56 | |
| 57 | if (t.getZ() == 0) { |
| 58 | throw new RSIllegalArgumentException("LUT must be 3d."); |
| 59 | } |
| 60 | |
| 61 | if (!t.getElement().isCompatible(mElement)) { |
| 62 | throw new RSIllegalArgumentException("LUT element type must match."); |
| 63 | } |
| 64 | |
| 65 | mLUT = lut; |
| 66 | setVar(0, mLUT); |
| 67 | } |
| 68 | |
| 69 | |
| 70 | /** |
| 71 | * Invoke the kernel and apply the lookup to each cell of ain |
| 72 | * and copy to aout. |
| 73 | * |
| 74 | * @param ain Input allocation |
| 75 | * @param aout Output allocation |
| 76 | */ |
| 77 | public void forEach(Allocation ain, Allocation aout) { |
| 78 | forEach(0, ain, aout, null); |
| 79 | } |
| 80 | |
| 81 | /** |
| 82 | * Get a KernelID for this intrinsic kernel. |
| 83 | * |
| 84 | * @return Script.KernelID The KernelID object. |
| 85 | */ |
| 86 | public Script.KernelID getKernelID() { |
| 87 | return createKernelID(0, 3, null, null); |
| 88 | } |
| 89 | } |
| 90 | |