Line | |
---|
1 | /*
|
---|
2 | * ----------------------------------------------------------------------
|
---|
3 | * ScreenSnapper.h: ScreenSnapper class. It captures the render result
|
---|
4 | * and stores it in an array of chars or floats
|
---|
5 | * depending on chosen format.
|
---|
6 | *
|
---|
7 | * ======================================================================
|
---|
8 | * AUTHOR: Wei Qiao <qiaow@purdue.edu>
|
---|
9 | * Purdue Rendering and Perceptualization Lab (PURPL)
|
---|
10 | *
|
---|
11 | * Copyright (c) 2004-2006 Purdue Research Foundation
|
---|
12 | *
|
---|
13 | * See the file "license.terms" for information on usage and
|
---|
14 | * redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES.
|
---|
15 | * ======================================================================
|
---|
16 | */
|
---|
17 |
|
---|
18 | #ifndef _SCREEN_SNAPPER_H_
|
---|
19 | #define _SCREEN_SNAPPER_H_
|
---|
20 |
|
---|
21 | #include "define.h"
|
---|
22 | #include <GL/gl.h>
|
---|
23 | #include <stdio.h>
|
---|
24 |
|
---|
25 |
|
---|
26 | class ScreenSnapper
|
---|
27 | {
|
---|
28 | public:
|
---|
29 | int width, height; //size of the screen
|
---|
30 | NVISdatatype data_type; //data type: NVIS_FLOAT or NVIS_UNSIGNED_BYTE
|
---|
31 | int n_channels_per_pixel; //RGB(3) or RGBA(4)
|
---|
32 |
|
---|
33 | void* data; //storage array for the captured image. This array is "flat".
|
---|
34 | //It stores pixels in the order from lower-left corner to upper-right corner.
|
---|
35 | //[rgb][rgb][rgb]... or [rgba][rgba][rgba]...
|
---|
36 |
|
---|
37 | ScreenSnapper(int width, int height, NVISdatatype type, int channel_per_pixel);
|
---|
38 | ~ScreenSnapper();
|
---|
39 |
|
---|
40 | void reset(char c); //set every byte in the data array to c
|
---|
41 | void capture();
|
---|
42 | void print();
|
---|
43 | };
|
---|
44 |
|
---|
45 | #endif
|
---|
Note: See
TracBrowser
for help on using the repository browser.