| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package android.renderscript; |
| |
| |
| import android.util.Config; |
| import android.util.Log; |
| |
| |
| /** |
| * @hide |
| * |
| **/ |
| public class ProgramFragment extends Program { |
| ProgramFragment(int id, RenderScript rs) { |
| super(id, rs); |
| } |
| |
| public static class ShaderBuilder extends BaseProgramBuilder { |
| public ShaderBuilder(RenderScript rs) { |
| super(rs); |
| } |
| |
| public ProgramFragment create() { |
| mRS.validate(); |
| int[] tmp = new int[(mInputCount + mOutputCount + mConstantCount + 1) * 2]; |
| int idx = 0; |
| |
| for (int i=0; i < mInputCount; i++) { |
| tmp[idx++] = 0; |
| tmp[idx++] = mInputs[i].mID; |
| } |
| for (int i=0; i < mOutputCount; i++) { |
| tmp[idx++] = 1; |
| tmp[idx++] = mOutputs[i].mID; |
| } |
| for (int i=0; i < mConstantCount; i++) { |
| tmp[idx++] = 2; |
| tmp[idx++] = mConstants[i].mID; |
| } |
| tmp[idx++] = 3; |
| tmp[idx++] = mTextureCount; |
| |
| int id = mRS.nProgramFragmentCreate2(mShader, tmp); |
| ProgramFragment pf = new ProgramFragment(id, mRS); |
| initProgram(pf); |
| return pf; |
| } |
| } |
| |
| public static class Builder { |
| public static final int MAX_TEXTURE = 2; |
| RenderScript mRS; |
| boolean mPointSpriteEnable; |
| |
| public enum EnvMode { |
| REPLACE (1), |
| MODULATE (2), |
| DECAL (3); |
| |
| int mID; |
| EnvMode(int id) { |
| mID = id; |
| } |
| } |
| |
| public enum Format { |
| ALPHA (1), |
| LUMINANCE_ALPHA (2), |
| RGB (3), |
| RGBA (4); |
| |
| int mID; |
| Format(int id) { |
| mID = id; |
| } |
| } |
| |
| private class Slot { |
| EnvMode env; |
| Format format; |
| Slot(EnvMode _env, Format _fmt) { |
| env = _env; |
| format = _fmt; |
| } |
| } |
| Slot[] mSlots; |
| |
| public Builder(RenderScript rs) { |
| mRS = rs; |
| mSlots = new Slot[MAX_TEXTURE]; |
| mPointSpriteEnable = false; |
| } |
| |
| public void setTexture(EnvMode env, Format fmt, int slot) |
| throws IllegalArgumentException { |
| if((slot < 0) || (slot >= MAX_TEXTURE)) { |
| throw new IllegalArgumentException("MAX_TEXTURE exceeded."); |
| } |
| mSlots[slot] = new Slot(env, fmt); |
| } |
| |
| public void setPointSpriteTexCoordinateReplacement(boolean enable) { |
| mPointSpriteEnable = enable; |
| } |
| |
| public ProgramFragment create() { |
| mRS.validate(); |
| int[] tmp = new int[MAX_TEXTURE * 2 + 1]; |
| if (mSlots[0] != null) { |
| tmp[0] = mSlots[0].env.mID; |
| tmp[1] = mSlots[0].format.mID; |
| } |
| if (mSlots[1] != null) { |
| tmp[2] = mSlots[1].env.mID; |
| tmp[3] = mSlots[1].format.mID; |
| } |
| tmp[4] = mPointSpriteEnable ? 1 : 0; |
| int id = mRS.nProgramFragmentCreate(tmp); |
| ProgramFragment pf = new ProgramFragment(id, mRS); |
| pf.mTextureCount = MAX_TEXTURE; |
| return pf; |
| } |
| } |
| } |
| |
| |
| |