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
|
/*
* Copyright 2011-2013 Blender Foundation
*
* 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.
*/
#include "stdcycles.h"
shader node_attribute(string bump_offset = "center",
string name = "",
output point Vector = point(0.0, 0.0, 0.0),
output color Color = 0.0,
output float Fac = 0.0,
output float Alpha = 0.0)
{
float data[4] = {0.0, 0.0, 0.0, 0.0};
getattribute(name, data);
Color = color(data[0], data[1], data[2]);
Vector = point(Color);
getattribute(name, Fac);
Alpha = data[3];
if (bump_offset == "dx") {
Color += Dx(Color);
Vector += Dx(Vector);
Fac += Dx(Fac);
Alpha += Dx(Alpha);
}
else if (bump_offset == "dy") {
Color += Dy(Color);
Vector += Dy(Vector);
Fac += Dy(Fac);
Alpha += Dy(Alpha);
}
}
|
