HDK
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Groups Pages
RAY_DemoVolumeSphere.h
Go to the documentation of this file.
1 /*
2  * Copyright (c) 2018
3  * Side Effects Software Inc. All rights reserved.
4  *
5  * Redistribution and use of Houdini Development Kit samples in source and
6  * binary forms, with or without modification, are permitted provided that the
7  * following conditions are met:
8  * 1. Redistributions of source code must retain the above copyright notice,
9  * this list of conditions and the following disclaimer.
10  * 2. The name of Side Effects Software may not be used to endorse or
11  * promote products derived from this software without specific prior
12  * written permission.
13  *
14  * THIS SOFTWARE IS PROVIDED BY SIDE EFFECTS SOFTWARE `AS IS' AND ANY EXPRESS
15  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
17  * NO EVENT SHALL SIDE EFFECTS SOFTWARE BE LIABLE FOR ANY DIRECT, INDIRECT,
18  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
19  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
20  * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
21  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
22  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
23  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24  *
25  *----------------------------------------------------------------------------
26  * This is a sample procedural DSO to generate a volumetric sphere centered
27  * at the origin, with a radius of 1.
28  */
29 
30 #ifndef __RAY_DemoVolumeSphere__
31 #define __RAY_DemoVolumeSphere__
32 
33 #include <UT/UT_BoundingBox.h>
34 #include <RAY/RAY_Procedural.h>
35 
36 namespace HDK_Sample {
37 
38 /// Example of a custom volume primitive
40 {
41 public:
43  virtual ~RAY_DemoVolumeSphere();
44 
45  virtual const char *className() const { return "RAY_DemoVolumeSphere"; }
46 
47  /// For volume primitives, return true.
48  virtual bool hasVolume() { return true; }
49 
50  virtual int initialize(const UT_BoundingBox *box);
51  virtual void getBoundingBox(UT_BoundingBox &box);
52  virtual void render();
53 
54 private:
55  UT_BoundingBox myBox;
56 };
57 
58 } // End HDK_Sample namespace
59 
60 #endif
Procedural primitive for mantra (RAY)
virtual void getBoundingBox(UT_BoundingBox &box)
The bounding box is the "object space" bounds of the procedural.
virtual const char * className() const
virtual bool hasVolume()
For volume primitives, return true.
virtual int initialize(const UT_BoundingBox *box)
Example of a custom volume primitive.