RenderState.java revision 5121da171e0215f3bcd5d1fb0b147e7ed3c295a9 
1/*
2 * Copyright (C) 2011 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.scenegraph;
18
19import java.lang.Math;
20import java.util.ArrayList;
21
22import android.renderscript.Allocation;
23import android.renderscript.Element;
24import android.renderscript.Matrix4f;
25import android.renderscript.ProgramFragment;
26import android.renderscript.ProgramRaster;
27import android.renderscript.ProgramStore;
28import android.renderscript.ProgramVertex;
29import android.renderscript.RSRuntimeException;
30import android.renderscript.RenderScript;
31import android.renderscript.RenderScriptGL;
32import android.util.Log;
33
34/**
35 * @hide
36 */
37public class RenderState extends SceneGraphBase {
38    VertexShader mVertex;
39    FragmentShader mFragment;
40    ProgramStore mStore;
41    ProgramRaster mRaster;
42
43    ScriptField_RenderState_s mField;
44
45    public RenderState(VertexShader pv,
46                       FragmentShader pf,
47                       ProgramStore ps,
48                       ProgramRaster pr) {
49        mVertex = pv;
50        mFragment = pf;
51        mStore = ps;
52        mRaster = pr;
53    }
54
55    public RenderState(RenderState r) {
56        mVertex = r.mVertex;
57        mFragment = r.mFragment;
58        mStore = r.mStore;
59        mRaster = r.mRaster;
60    }
61
62    public void setProgramVertex(VertexShader pv) {
63        mVertex = pv;
64    }
65
66    public void setProgramFragment(FragmentShader pf) {
67        mFragment = pf;
68    }
69
70    public void setProgramStore(ProgramStore ps) {
71        mStore = ps;
72    }
73
74    public void setProgramRaster(ProgramRaster pr) {
75        mRaster = pr;
76    }
77
78    public ScriptField_RenderState_s getRSData(RenderScriptGL rs) {
79        if (mField != null) {
80            return mField;
81        }
82
83        ScriptField_RenderState_s.Item item = new ScriptField_RenderState_s.Item();
84        item.pv = mVertex.getRSData(rs).getAllocation();
85        item.pf = mFragment.getRSData(rs).getAllocation();
86        item.ps = mStore;
87        item.pr = mRaster;
88
89        mField = new ScriptField_RenderState_s(rs, 1);
90        mField.set(item, 0, true);
91        return mField;
92    }
93}
94