| /* |
| * 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 BaseObj { |
| public static final int MAX_SLOT = 2; |
| |
| public enum EnvMode { |
| REPLACE (0), |
| MODULATE (1), |
| DECAL (2); |
| |
| int mID; |
| EnvMode(int id) { |
| mID = id; |
| } |
| } |
| |
| |
| ProgramFragment(int id, RenderScript rs) { |
| super(rs); |
| mID = id; |
| } |
| |
| public void bindTexture(Allocation va, int slot) |
| throws IllegalArgumentException { |
| if((slot < 0) || (slot >= MAX_SLOT)) { |
| throw new IllegalArgumentException("Slot ID out of range."); |
| } |
| |
| mRS.nProgramFragmentBindTexture(mID, slot, va.mID); |
| } |
| |
| public void bindSampler(Sampler vs, int slot) |
| throws IllegalArgumentException { |
| if((slot < 0) || (slot >= MAX_SLOT)) { |
| throw new IllegalArgumentException("Slot ID out of range."); |
| } |
| |
| mRS.nProgramFragmentBindSampler(mID, slot, vs.mID); |
| } |
| |
| |
| public static class Builder { |
| RenderScript mRS; |
| Element mIn; |
| Element mOut; |
| |
| private class Slot { |
| Type mType; |
| EnvMode mEnv; |
| boolean mTexEnable; |
| |
| Slot() { |
| mTexEnable = false; |
| } |
| } |
| Slot[] mSlots; |
| |
| public Builder(RenderScript rs, Element in, Element out) { |
| mRS = rs; |
| mIn = in; |
| mOut = out; |
| mSlots = new Slot[MAX_SLOT]; |
| for(int ct=0; ct < MAX_SLOT; ct++) { |
| mSlots[ct] = new Slot(); |
| } |
| } |
| |
| public void setType(int slot, Type t) |
| throws IllegalArgumentException { |
| if((slot < 0) || (slot >= MAX_SLOT)) { |
| throw new IllegalArgumentException("Slot ID out of range."); |
| } |
| |
| mSlots[slot].mType = t; |
| } |
| |
| public void setTexEnable(boolean enable, int slot) |
| throws IllegalArgumentException { |
| if((slot < 0) || (slot >= MAX_SLOT)) { |
| throw new IllegalArgumentException("Slot ID out of range."); |
| } |
| |
| mSlots[slot].mTexEnable = enable; |
| } |
| |
| public void setTexEnvMode(EnvMode env, int slot) |
| throws IllegalArgumentException { |
| if((slot < 0) || (slot >= MAX_SLOT)) { |
| throw new IllegalArgumentException("Slot ID out of range."); |
| } |
| |
| mSlots[slot].mEnv = env; |
| } |
| |
| |
| static synchronized ProgramFragment internalCreate(RenderScript rs, Builder b) { |
| int inID = 0; |
| int outID = 0; |
| if (b.mIn != null) { |
| inID = b.mIn.mID; |
| } |
| if (b.mOut != null) { |
| outID = b.mOut.mID; |
| } |
| rs.nProgramFragmentBegin(inID, outID); |
| for(int ct=0; ct < MAX_SLOT; ct++) { |
| if(b.mSlots[ct].mTexEnable) { |
| Slot s = b.mSlots[ct]; |
| if(s.mType != null) { |
| rs.nProgramFragmentSetType(ct, s.mType.mID); |
| } |
| rs.nProgramFragmentSetTexEnable(ct, true); |
| if(s.mEnv != null) { |
| rs.nProgramFragmentSetEnvMode(ct, s.mEnv.mID); |
| } |
| } |
| } |
| |
| |
| int id = rs.nProgramFragmentCreate(); |
| return new ProgramFragment(id, rs); |
| } |
| |
| public ProgramFragment create() { |
| return internalCreate(mRS, this); |
| } |
| } |
| } |
| |
| |
| |