Jason Sams | ebfb436 | 2009-09-23 13:57:02 -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 android.util.Config; |
| 21 | import android.util.Log; |
| 22 | |
| 23 | |
| 24 | /** |
Robert Ly | 11518ac | 2011-02-09 13:57:06 -0800 | [diff] [blame] | 25 | * Program raster is primarily used to specify whether point sprites are enabled and to control |
| 26 | * the culling mode. By default, back faces are culled. |
Jason Sams | ebfb436 | 2009-09-23 13:57:02 -0700 | [diff] [blame] | 27 | **/ |
| 28 | public class ProgramRaster extends BaseObj { |
Alex Sakhartchouk | 80a4c2c | 2010-07-12 15:50:32 -0700 | [diff] [blame] | 29 | |
| 30 | public enum CullMode { |
| 31 | BACK (0), |
| 32 | FRONT (1), |
| 33 | NONE (2); |
| 34 | |
| 35 | int mID; |
| 36 | CullMode(int id) { |
| 37 | mID = id; |
| 38 | } |
| 39 | } |
| 40 | |
Jason Sams | ebfb436 | 2009-09-23 13:57:02 -0700 | [diff] [blame] | 41 | boolean mPointSmooth; |
| 42 | boolean mLineSmooth; |
| 43 | boolean mPointSprite; |
Jason Sams | ebfb436 | 2009-09-23 13:57:02 -0700 | [diff] [blame] | 44 | float mLineWidth; |
Alex Sakhartchouk | 80a4c2c | 2010-07-12 15:50:32 -0700 | [diff] [blame] | 45 | CullMode mCullMode; |
Jason Sams | ebfb436 | 2009-09-23 13:57:02 -0700 | [diff] [blame] | 46 | |
| 47 | ProgramRaster(int id, RenderScript rs) { |
Alex Sakhartchouk | 0de9444 | 2010-08-11 14:41:28 -0700 | [diff] [blame] | 48 | super(id, rs); |
Jason Sams | ebfb436 | 2009-09-23 13:57:02 -0700 | [diff] [blame] | 49 | |
Jason Sams | ebfb436 | 2009-09-23 13:57:02 -0700 | [diff] [blame] | 50 | mLineWidth = 1.0f; |
| 51 | mPointSmooth = false; |
| 52 | mLineSmooth = false; |
| 53 | mPointSprite = false; |
Alex Sakhartchouk | 80a4c2c | 2010-07-12 15:50:32 -0700 | [diff] [blame] | 54 | |
| 55 | mCullMode = CullMode.BACK; |
Jason Sams | ebfb436 | 2009-09-23 13:57:02 -0700 | [diff] [blame] | 56 | } |
| 57 | |
Alex Sakhartchouk | 32fc363 | 2010-09-01 12:17:10 -0700 | [diff] [blame] | 58 | void setLineWidth(float w) { |
Jason Sams | 771bebb | 2009-12-07 12:40:12 -0800 | [diff] [blame] | 59 | mRS.validate(); |
Jason Sams | ebfb436 | 2009-09-23 13:57:02 -0700 | [diff] [blame] | 60 | mLineWidth = w; |
Jason Sams | 06d69de | 2010-11-09 17:11:40 -0800 | [diff] [blame] | 61 | mRS.nProgramRasterSetLineWidth(getID(), w); |
Jason Sams | ebfb436 | 2009-09-23 13:57:02 -0700 | [diff] [blame] | 62 | } |
| 63 | |
Alex Sakhartchouk | 32fc363 | 2010-09-01 12:17:10 -0700 | [diff] [blame] | 64 | void setCullMode(CullMode m) { |
Alex Sakhartchouk | 80a4c2c | 2010-07-12 15:50:32 -0700 | [diff] [blame] | 65 | mRS.validate(); |
| 66 | mCullMode = m; |
Jason Sams | 06d69de | 2010-11-09 17:11:40 -0800 | [diff] [blame] | 67 | mRS.nProgramRasterSetCullMode(getID(), m.mID); |
Jason Sams | ebfb436 | 2009-09-23 13:57:02 -0700 | [diff] [blame] | 68 | } |
| 69 | |
Alex Sakhartchouk | d36f248 | 2010-08-24 11:37:33 -0700 | [diff] [blame] | 70 | public static ProgramRaster CULL_BACK(RenderScript rs) { |
| 71 | if(rs.mProgramRaster_CULL_BACK == null) { |
| 72 | ProgramRaster.Builder builder = new ProgramRaster.Builder(rs); |
| 73 | builder.setCullMode(CullMode.BACK); |
| 74 | rs.mProgramRaster_CULL_BACK = builder.create(); |
| 75 | } |
| 76 | return rs.mProgramRaster_CULL_BACK; |
| 77 | } |
| 78 | |
| 79 | public static ProgramRaster CULL_FRONT(RenderScript rs) { |
| 80 | if(rs.mProgramRaster_CULL_FRONT == null) { |
| 81 | ProgramRaster.Builder builder = new ProgramRaster.Builder(rs); |
| 82 | builder.setCullMode(CullMode.FRONT); |
| 83 | rs.mProgramRaster_CULL_FRONT = builder.create(); |
| 84 | } |
| 85 | return rs.mProgramRaster_CULL_FRONT; |
| 86 | } |
| 87 | |
| 88 | public static ProgramRaster CULL_NONE(RenderScript rs) { |
| 89 | if(rs.mProgramRaster_CULL_NONE == null) { |
| 90 | ProgramRaster.Builder builder = new ProgramRaster.Builder(rs); |
| 91 | builder.setCullMode(CullMode.NONE); |
| 92 | rs.mProgramRaster_CULL_NONE = builder.create(); |
| 93 | } |
| 94 | return rs.mProgramRaster_CULL_NONE; |
| 95 | } |
| 96 | |
Jason Sams | ebfb436 | 2009-09-23 13:57:02 -0700 | [diff] [blame] | 97 | public static class Builder { |
| 98 | RenderScript mRS; |
Alex Sakhartchouk | 80a4c2c | 2010-07-12 15:50:32 -0700 | [diff] [blame] | 99 | boolean mPointSprite; |
| 100 | boolean mPointSmooth; |
| 101 | boolean mLineSmooth; |
Alex Sakhartchouk | d36f248 | 2010-08-24 11:37:33 -0700 | [diff] [blame] | 102 | CullMode mCullMode; |
Jason Sams | ebfb436 | 2009-09-23 13:57:02 -0700 | [diff] [blame] | 103 | |
Alex Sakhartchouk | 80a4c2c | 2010-07-12 15:50:32 -0700 | [diff] [blame] | 104 | public Builder(RenderScript rs) { |
| 105 | mRS = rs; |
| 106 | mPointSmooth = false; |
| 107 | mLineSmooth = false; |
| 108 | mPointSprite = false; |
Alex Sakhartchouk | d36f248 | 2010-08-24 11:37:33 -0700 | [diff] [blame] | 109 | mCullMode = CullMode.BACK; |
Jason Sams | ebfb436 | 2009-09-23 13:57:02 -0700 | [diff] [blame] | 110 | } |
| 111 | |
Alex Sakhartchouk | b4d7bb6 | 2010-12-21 14:42:26 -0800 | [diff] [blame] | 112 | public Builder setPointSpriteEnabled(boolean enable) { |
Alex Sakhartchouk | 80a4c2c | 2010-07-12 15:50:32 -0700 | [diff] [blame] | 113 | mPointSprite = enable; |
Jim Shuma | 288c871 | 2010-07-07 14:24:21 -0700 | [diff] [blame] | 114 | return this; |
Jason Sams | ebfb436 | 2009-09-23 13:57:02 -0700 | [diff] [blame] | 115 | } |
| 116 | |
Alex Sakhartchouk | d36f248 | 2010-08-24 11:37:33 -0700 | [diff] [blame] | 117 | public Builder setCullMode(CullMode m) { |
| 118 | mCullMode = m; |
| 119 | return this; |
| 120 | } |
| 121 | |
Jason Sams | ebfb436 | 2009-09-23 13:57:02 -0700 | [diff] [blame] | 122 | static synchronized ProgramRaster internalCreate(RenderScript rs, Builder b) { |
Alex Sakhartchouk | 80a4c2c | 2010-07-12 15:50:32 -0700 | [diff] [blame] | 123 | int id = rs.nProgramRasterCreate(b.mPointSmooth, b.mLineSmooth, b.mPointSprite); |
| 124 | ProgramRaster pr = new ProgramRaster(id, rs); |
Alex Sakhartchouk | d36f248 | 2010-08-24 11:37:33 -0700 | [diff] [blame] | 125 | pr.setCullMode(b.mCullMode); |
Jason Sams | ebfb436 | 2009-09-23 13:57:02 -0700 | [diff] [blame] | 126 | return pr; |
| 127 | } |
| 128 | |
| 129 | public ProgramRaster create() { |
Jason Sams | 771bebb | 2009-12-07 12:40:12 -0800 | [diff] [blame] | 130 | mRS.validate(); |
Jason Sams | ebfb436 | 2009-09-23 13:57:02 -0700 | [diff] [blame] | 131 | return internalCreate(mRS, this); |
| 132 | } |
| 133 | } |
| 134 | |
| 135 | } |
| 136 | |
| 137 | |
| 138 | |
| 139 | |
| 140 | |
Alex Sakhartchouk | 80a4c2c | 2010-07-12 15:50:32 -0700 | [diff] [blame] | 141 | |