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/*
* 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.util.Log;
import android.renderscript.*;
import android.content.res.Resources;
/**
* @hide
*/
public class RenderPass extends SceneGraphBase {
Allocation mColorTarget;
Float4 mClearColor;
boolean mShouldClearColor;
Allocation mDepthTarget;
float mClearDepth;
boolean mShouldClearDepth;
ArrayList<RenderableBase> mObjectsToDraw;
Camera mCamera;
ScriptField_RenderPass_s.Item mRsField;
public RenderPass() {
mObjectsToDraw = new ArrayList<RenderableBase>();
mClearColor = new Float4(0.0f, 0.0f, 0.0f, 0.0f);
mShouldClearColor = true;
mClearDepth = 1.0f;
mShouldClearDepth = true;
}
public void appendRenderable(Renderable d) {
mObjectsToDraw.add(d);
}
public void setCamera(Camera c) {
mCamera = c;
}
public void setColorTarget(Allocation colorTarget) {
mColorTarget = colorTarget;
}
public void setClearColor(Float4 clearColor) {
mClearColor = clearColor;
}
public void setShouldClearColor(boolean shouldClearColor) {
mShouldClearColor = shouldClearColor;
}
public void setDepthTarget(Allocation depthTarget) {
mDepthTarget = depthTarget;
}
public void setClearDepth(float clearDepth) {
mClearDepth = clearDepth;
}
public void setShouldClearDepth(boolean shouldClearDepth) {
mShouldClearDepth = shouldClearDepth;
}
ScriptField_RenderPass_s.Item getRsField(RenderScriptGL rs, Resources res) {
if (mRsField != null) {
return mRsField;
}
mRsField = new ScriptField_RenderPass_s.Item();
mRsField.color_target = mColorTarget;
mRsField.depth_target = mDepthTarget;
mRsField.camera = mCamera != null ? mCamera.getRSData(rs).getAllocation() : null;
if (mObjectsToDraw.size() != 0) {
Allocation drawableData = Allocation.createSized(rs,
Element.ALLOCATION(rs),
mObjectsToDraw.size());
Allocation[] drawableAllocs = new Allocation[mObjectsToDraw.size()];
for (int i = 0; i < mObjectsToDraw.size(); i ++) {
Renderable dI = (Renderable)mObjectsToDraw.get(i);
drawableAllocs[i] = dI.getRsField(rs, res).getAllocation();
}
drawableData.copyFrom(drawableAllocs);
mRsField.objects = drawableData;
}
mRsField.clear_color = mClearColor;
mRsField.clear_depth = mClearDepth;
mRsField.should_clear_color = mShouldClearColor;
mRsField.should_clear_depth = mShouldClearDepth;
return mRsField;
}
}
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