Jason Sams | 110195f | 2009-08-04 18:47:46 -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 | |
Alex Sakhartchouk | c984dd7 | 2010-09-14 09:50:43 -0700 | [diff] [blame] | 20 | import android.graphics.Matrix; |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 21 | import android.util.Config; |
| 22 | import android.util.Log; |
| 23 | |
| 24 | |
| 25 | /** |
| 26 | * @hide |
| 27 | * |
| 28 | **/ |
Jason Sams | 0011bcf | 2009-12-15 12:58:36 -0800 | [diff] [blame] | 29 | public class ProgramVertex extends Program { |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 30 | public static final int MAX_LIGHT = 8; |
| 31 | |
Jason Sams | 0011bcf | 2009-12-15 12:58:36 -0800 | [diff] [blame] | 32 | |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 33 | ProgramVertex(int id, RenderScript rs) { |
Jason Sams | 0011bcf | 2009-12-15 12:58:36 -0800 | [diff] [blame] | 34 | super(id, rs); |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 35 | } |
| 36 | |
Jason Sams | 9bee51c | 2009-08-05 13:57:03 -0700 | [diff] [blame] | 37 | public void bindAllocation(MatrixAllocation va) { |
Jason Sams | 771bebb | 2009-12-07 12:40:12 -0800 | [diff] [blame] | 38 | mRS.validate(); |
Jason Sams | 0011bcf | 2009-12-15 12:58:36 -0800 | [diff] [blame] | 39 | bindConstants(va.mAlloc, 0); |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 40 | } |
| 41 | |
Jason Sams | 0011bcf | 2009-12-15 12:58:36 -0800 | [diff] [blame] | 42 | public static class ShaderBuilder extends BaseProgramBuilder { |
| 43 | public ShaderBuilder(RenderScript rs) { |
| 44 | super(rs); |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 45 | } |
| 46 | |
| 47 | public ProgramVertex create() { |
Jason Sams | 771bebb | 2009-12-07 12:40:12 -0800 | [diff] [blame] | 48 | mRS.validate(); |
Jason Sams | 0011bcf | 2009-12-15 12:58:36 -0800 | [diff] [blame] | 49 | int[] tmp = new int[(mInputCount + mOutputCount + mConstantCount +1) * 2]; |
| 50 | int idx = 0; |
| 51 | |
| 52 | for (int i=0; i < mInputCount; i++) { |
| 53 | tmp[idx++] = 0; |
| 54 | tmp[idx++] = mInputs[i].mID; |
| 55 | } |
| 56 | for (int i=0; i < mOutputCount; i++) { |
| 57 | tmp[idx++] = 1; |
| 58 | tmp[idx++] = mOutputs[i].mID; |
| 59 | } |
| 60 | for (int i=0; i < mConstantCount; i++) { |
| 61 | tmp[idx++] = 2; |
| 62 | tmp[idx++] = mConstants[i].mID; |
| 63 | } |
Jason Sams | 7e5ab3b | 2009-12-15 13:27:04 -0800 | [diff] [blame] | 64 | tmp[idx++] = 3; |
| 65 | tmp[idx++] = mTextureCount; |
Jason Sams | 0011bcf | 2009-12-15 12:58:36 -0800 | [diff] [blame] | 66 | |
Alex Sakhartchouk | b89aaac | 2010-09-23 16:16:33 -0700 | [diff] [blame] | 67 | int id = mRS.nProgramVertexCreate(mShader, tmp); |
Jason Sams | 0011bcf | 2009-12-15 12:58:36 -0800 | [diff] [blame] | 68 | ProgramVertex pv = new ProgramVertex(id, mRS); |
| 69 | initProgram(pv); |
| 70 | return pv; |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 71 | } |
| 72 | } |
| 73 | |
Alex Sakhartchouk | c984dd7 | 2010-09-14 09:50:43 -0700 | [diff] [blame] | 74 | public static class Builder extends ShaderBuilder { |
| 75 | boolean mTextureMatrixEnable; |
| 76 | |
| 77 | public Builder(RenderScript rs, Element in, Element out) { |
| 78 | super(rs); |
| 79 | } |
| 80 | public Builder(RenderScript rs) { |
| 81 | super(rs); |
| 82 | } |
| 83 | |
| 84 | public Builder setTextureMatrixEnable(boolean enable) { |
| 85 | mTextureMatrixEnable = enable; |
| 86 | return this; |
| 87 | } |
| 88 | static Type getConstantInputType(RenderScript rs) { |
| 89 | Element.Builder b = new Element.Builder(rs); |
| 90 | b.add(Element.MATRIX4X4(rs), "MV"); |
| 91 | b.add(Element.MATRIX4X4(rs), "P"); |
| 92 | b.add(Element.MATRIX4X4(rs), "TexMatrix"); |
| 93 | b.add(Element.MATRIX4X4(rs), "MVP"); |
| 94 | |
| 95 | Type.Builder typeBuilder = new Type.Builder(rs, b.create()); |
| 96 | typeBuilder.add(Dimension.X, 1); |
| 97 | return typeBuilder.create(); |
| 98 | } |
| 99 | |
| 100 | private void buildShaderString() { |
| 101 | |
| 102 | mShader = "//rs_shader_internal\n"; |
| 103 | mShader += "varying vec4 varColor;\n"; |
Alex Sakhartchouk | d209163 | 2010-10-06 11:15:01 -0700 | [diff] [blame^] | 104 | mShader += "varying vec2 varTex0;\n"; |
Alex Sakhartchouk | c984dd7 | 2010-09-14 09:50:43 -0700 | [diff] [blame] | 105 | |
| 106 | mShader += "void main() {\n"; |
| 107 | mShader += " gl_Position = UNI_MVP * ATTRIB_position;\n"; |
| 108 | mShader += " gl_PointSize = 1.0;\n"; |
| 109 | |
| 110 | mShader += " varColor = ATTRIB_color;\n"; |
| 111 | if (mTextureMatrixEnable) { |
Alex Sakhartchouk | d209163 | 2010-10-06 11:15:01 -0700 | [diff] [blame^] | 112 | mShader += " varTex0 = (UNI_TexMatrix * vec4(ATTRIB_texture0, 0.0, 1.0)).xy;\n"; |
Alex Sakhartchouk | c984dd7 | 2010-09-14 09:50:43 -0700 | [diff] [blame] | 113 | } else { |
| 114 | mShader += " varTex0 = ATTRIB_texture0;\n"; |
| 115 | } |
| 116 | mShader += "}\n"; |
| 117 | } |
| 118 | |
| 119 | @Override |
| 120 | public ProgramVertex create() { |
| 121 | buildShaderString(); |
| 122 | |
| 123 | addConstant(getConstantInputType(mRS)); |
| 124 | |
| 125 | Element.Builder b = new Element.Builder(mRS); |
| 126 | b.add(Element.F32_4(mRS), "position"); |
| 127 | b.add(Element.F32_4(mRS), "color"); |
| 128 | b.add(Element.F32_3(mRS), "normal"); |
Alex Sakhartchouk | d209163 | 2010-10-06 11:15:01 -0700 | [diff] [blame^] | 129 | b.add(Element.F32_2(mRS), "texture0"); |
Alex Sakhartchouk | c984dd7 | 2010-09-14 09:50:43 -0700 | [diff] [blame] | 130 | addInput(b.create()); |
| 131 | |
| 132 | return super.create(); |
| 133 | } |
| 134 | } |
| 135 | |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 136 | |
| 137 | |
| 138 | public static class MatrixAllocation { |
| 139 | static final int MODELVIEW_OFFSET = 0; |
| 140 | static final int PROJECTION_OFFSET = 16; |
| 141 | static final int TEXTURE_OFFSET = 32; |
| 142 | |
Jason Sams | 25430d0 | 2010-02-02 15:26:40 -0800 | [diff] [blame] | 143 | Matrix4f mModel; |
| 144 | Matrix4f mProjection; |
| 145 | Matrix4f mTexture; |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 146 | |
| 147 | public Allocation mAlloc; |
Alex Sakhartchouk | c984dd7 | 2010-09-14 09:50:43 -0700 | [diff] [blame] | 148 | private FieldPacker mIOBuffer; |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 149 | |
| 150 | public MatrixAllocation(RenderScript rs) { |
Alex Sakhartchouk | c984dd7 | 2010-09-14 09:50:43 -0700 | [diff] [blame] | 151 | Type constInputType = ProgramVertex.Builder.getConstantInputType(rs); |
| 152 | mAlloc = Allocation.createTyped(rs, constInputType); |
| 153 | int bufferSize = constInputType.getElement().getSizeBytes()* |
| 154 | constInputType.getElementCount(); |
| 155 | mIOBuffer = new FieldPacker(bufferSize); |
Alex Sakhartchouk | a41174e | 2010-08-27 16:10:55 -0700 | [diff] [blame] | 156 | loadModelview(new Matrix4f()); |
| 157 | loadProjection(new Matrix4f()); |
| 158 | loadTexture(new Matrix4f()); |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 159 | } |
| 160 | |
| 161 | public void destroy() { |
| 162 | mAlloc.destroy(); |
| 163 | mAlloc = null; |
| 164 | } |
| 165 | |
Alex Sakhartchouk | c984dd7 | 2010-09-14 09:50:43 -0700 | [diff] [blame] | 166 | private void addToBuffer(int offset, Matrix4f m) { |
| 167 | mIOBuffer.reset(offset); |
| 168 | for(int i = 0; i < 16; i ++) { |
| 169 | mIOBuffer.addF32(m.mMat[i]); |
| 170 | } |
| 171 | mAlloc.data(mIOBuffer.getData()); |
| 172 | } |
| 173 | |
Jason Sams | 25430d0 | 2010-02-02 15:26:40 -0800 | [diff] [blame] | 174 | public void loadModelview(Matrix4f m) { |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 175 | mModel = m; |
Alex Sakhartchouk | c984dd7 | 2010-09-14 09:50:43 -0700 | [diff] [blame] | 176 | addToBuffer(MODELVIEW_OFFSET*4, m); |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 177 | } |
| 178 | |
Jason Sams | 25430d0 | 2010-02-02 15:26:40 -0800 | [diff] [blame] | 179 | public void loadProjection(Matrix4f m) { |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 180 | mProjection = m; |
Alex Sakhartchouk | c984dd7 | 2010-09-14 09:50:43 -0700 | [diff] [blame] | 181 | addToBuffer(PROJECTION_OFFSET*4, m); |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 182 | } |
| 183 | |
Jason Sams | 25430d0 | 2010-02-02 15:26:40 -0800 | [diff] [blame] | 184 | public void loadTexture(Matrix4f m) { |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 185 | mTexture = m; |
Alex Sakhartchouk | c984dd7 | 2010-09-14 09:50:43 -0700 | [diff] [blame] | 186 | addToBuffer(TEXTURE_OFFSET*4, m); |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 187 | } |
| 188 | |
| 189 | public void setupOrthoWindow(int w, int h) { |
| 190 | mProjection.loadOrtho(0,w, h,0, -1,1); |
Alex Sakhartchouk | c984dd7 | 2010-09-14 09:50:43 -0700 | [diff] [blame] | 191 | addToBuffer(PROJECTION_OFFSET*4, mProjection); |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 192 | } |
| 193 | |
| 194 | public void setupOrthoNormalized(int w, int h) { |
| 195 | // range -1,1 in the narrow axis. |
| 196 | if(w > h) { |
| 197 | float aspect = ((float)w) / h; |
| 198 | mProjection.loadOrtho(-aspect,aspect, -1,1, -1,1); |
| 199 | } else { |
| 200 | float aspect = ((float)h) / w; |
| 201 | mProjection.loadOrtho(-1,1, -aspect,aspect, -1,1); |
| 202 | } |
Alex Sakhartchouk | c984dd7 | 2010-09-14 09:50:43 -0700 | [diff] [blame] | 203 | addToBuffer(PROJECTION_OFFSET*4, mProjection); |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 204 | } |
| 205 | |
| 206 | public void setupProjectionNormalized(int w, int h) { |
| 207 | // range -1,1 in the narrow axis at z = 0. |
Jason Sams | 25430d0 | 2010-02-02 15:26:40 -0800 | [diff] [blame] | 208 | Matrix4f m1 = new Matrix4f(); |
| 209 | Matrix4f m2 = new Matrix4f(); |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 210 | |
| 211 | if(w > h) { |
| 212 | float aspect = ((float)w) / h; |
| 213 | m1.loadFrustum(-aspect,aspect, -1,1, 1,100); |
| 214 | } else { |
| 215 | float aspect = ((float)h) / w; |
| 216 | m1.loadFrustum(-1,1, -aspect,aspect, 1,100); |
| 217 | } |
| 218 | |
| 219 | m2.loadRotate(180, 0, 1, 0); |
| 220 | m1.loadMultiply(m1, m2); |
| 221 | |
| 222 | m2.loadScale(-2, 2, 1); |
| 223 | m1.loadMultiply(m1, m2); |
| 224 | |
| 225 | m2.loadTranslate(0, 0, 2); |
| 226 | m1.loadMultiply(m1, m2); |
| 227 | |
| 228 | mProjection = m1; |
Alex Sakhartchouk | c984dd7 | 2010-09-14 09:50:43 -0700 | [diff] [blame] | 229 | addToBuffer(PROJECTION_OFFSET*4, mProjection); |
Jason Sams | 110195f | 2009-08-04 18:47:46 -0700 | [diff] [blame] | 230 | } |
| 231 | |
| 232 | } |
| 233 | |
| 234 | } |
| 235 | |