| /* |
| * 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 android.renderscript.Float3; |
| import android.renderscript.Float4; |
| import android.renderscript.Matrix4f; |
| import android.renderscript.RenderScriptGL; |
| import android.util.Log; |
| |
| /** |
| * @hide |
| */ |
| public abstract class LightBase extends SceneGraphBase { |
| static final int RS_LIGHT_POINT = 0; |
| static final int RS_LIGHT_DIRECTIONAL = 1; |
| |
| ScriptField_Light_s mField; |
| ScriptField_Light_s.Item mFieldData; |
| Transform mTransform; |
| Float4 mColor; |
| float mIntensity; |
| public LightBase() { |
| mColor = new Float4(0.0f, 0.0f, 0.0f, 0.0f); |
| mIntensity = 1.0f; |
| } |
| |
| public void setTransform(Transform t) { |
| mTransform = t; |
| updateRSData(); |
| } |
| |
| public void setColor(float r, float g, float b) { |
| mColor.x = r; |
| mColor.y = g; |
| mColor.z = b; |
| updateRSData(); |
| } |
| |
| public void setColor(Float3 c) { |
| setColor(c.x, c.y, c.z); |
| } |
| |
| public void setIntensity(float i) { |
| mIntensity = i; |
| updateRSData(); |
| } |
| |
| public void setName(String n) { |
| super.setName(n); |
| updateRSData(); |
| } |
| |
| protected void updateRSData() { |
| if (mField == null) { |
| return; |
| } |
| RenderScriptGL rs = SceneManager.getRS(); |
| mFieldData.transformMatrix = mTransform.getRSData().getAllocation(); |
| mFieldData.name = getNameAlloc(rs); |
| mFieldData.color = mColor; |
| mFieldData.intensity = mIntensity; |
| |
| initLocalData(); |
| |
| mField.set(mFieldData, 0, true); |
| } |
| |
| abstract void initLocalData(); |
| |
| ScriptField_Light_s getRSData() { |
| if (mField != null) { |
| return mField; |
| } |
| |
| RenderScriptGL rs = SceneManager.getRS(); |
| if (rs == null) { |
| return null; |
| } |
| if (mField == null) { |
| mField = new ScriptField_Light_s(rs, 1); |
| mFieldData = new ScriptField_Light_s.Item(); |
| } |
| |
| updateRSData(); |
| |
| return mField; |
| } |
| } |
| |
| |
| |
| |
| |