| /* |
| * Copyright (C) 2011 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 com.android.scenegraph; |
| |
| import java.lang.Math; |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| |
| import com.android.scenegraph.SceneGraphBase; |
| import com.android.scenegraph.ShaderParam; |
| |
| import android.renderscript.*; |
| import android.renderscript.ProgramFragment.Builder; |
| import android.util.Log; |
| |
| /** |
| * @hide |
| */ |
| public abstract class Shader extends SceneGraphBase { |
| protected Type mPerObjConstants; |
| protected Type mPerShaderConstants; |
| |
| protected HashMap<String, ShaderParam> mSourceParams; |
| protected ArrayList<String> mShaderTextureNames; |
| protected ArrayList<Program.TextureType > mShaderTextureTypes; |
| protected ArrayList<String> mTextureNames; |
| protected ArrayList<Program.TextureType > mTextureTypes; |
| |
| protected Allocation mConstantBuffer; |
| protected ScriptField_ShaderParam_s mConstantBufferParams; |
| |
| public Shader() { |
| mSourceParams = new HashMap<String, ShaderParam>(); |
| mShaderTextureNames = new ArrayList<String>(); |
| mShaderTextureTypes = new ArrayList<Program.TextureType>(); |
| mTextureNames = new ArrayList<String>(); |
| mTextureTypes = new ArrayList<Program.TextureType>(); |
| } |
| |
| public void appendSourceParams(ShaderParam p) { |
| mSourceParams.put(p.getParamName(), p); |
| } |
| |
| public Type getObjectConstants() { |
| return mPerObjConstants; |
| } |
| |
| public Type getShaderConstants() { |
| return mPerObjConstants; |
| } |
| |
| void linkConstants(RenderScriptGL rs) { |
| if (mPerShaderConstants == null) { |
| return; |
| } |
| |
| Element constElem = mPerShaderConstants.getElement(); |
| mConstantBufferParams = ShaderParam.fillInParams(constElem, mSourceParams, null); |
| |
| mConstantBuffer = Allocation.createTyped(rs, mPerShaderConstants); |
| } |
| } |