1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
|
package com.android.launcher2;
import android.content.res.Resources;
import android.renderscript.*;
import android.util.Log;
public class ScriptField_VpConsts
extends android.renderscript.Script.FieldBase
{
static public class Item {
Item() {
Position = new Float4();
ScaleOffset = new Float4();
BendPos = new Float2();
ImgSize = new Float2();
}
public static final int sizeof = (12*4);
Float4 Position;
Float4 ScaleOffset;
Float2 BendPos;
Float2 ImgSize;
}
private Item mItemArray[];
public ScriptField_VpConsts(RenderScript rs, int count) {
// Allocate a pack/unpack buffer
mIOBuffer = new FieldPacker(Item.sizeof * count);
mItemArray = new Item[count];
Element.Builder eb = new Element.Builder(rs);
eb.add(Element.createVector(rs, Element.DataType.FLOAT_32, 4), "Position");
eb.add(Element.createVector(rs, Element.DataType.FLOAT_32, 4), "ScaleOffset");
eb.add(Element.createVector(rs, Element.DataType.FLOAT_32, 2), "BendPos");
eb.add(Element.createVector(rs, Element.DataType.FLOAT_32, 2), "ImgSize");
mElement = eb.create();
init(rs, count);
}
private void copyToArray(Item i, int index) {
mIOBuffer.reset(index * Item.sizeof);
mIOBuffer.addF32(i.Position);
mIOBuffer.addF32(i.ScaleOffset);
mIOBuffer.addF32(i.BendPos);
mIOBuffer.addF32(i.ImgSize);
}
public void set(Item i, int index, boolean copyNow) {
mItemArray[index] = i;
if (copyNow) {
copyToArray(i, index);
mAllocation.subData1D(index * Item.sizeof, Item.sizeof, mIOBuffer.getData());
}
}
public void copyAll() {
for (int ct=0; ct < mItemArray.length; ct++) {
copyToArray(mItemArray[ct], ct);
}
mAllocation.data(mIOBuffer.getData());
}
private FieldPacker mIOBuffer;
}
|