1 | /* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*- */ |
---|
2 | /* |
---|
3 | * ---------------------------------------------------------------------- |
---|
4 | * NvCamera.h : NvCamera class |
---|
5 | * |
---|
6 | * ====================================================================== |
---|
7 | * AUTHOR: Wei Qiao <qiaow@purdue.edu> |
---|
8 | * Purdue Rendering and Perceptualization Lab (PURPL) |
---|
9 | * |
---|
10 | * Copyright (c) 2004-2006 Purdue Research Foundation |
---|
11 | * |
---|
12 | * See the file "license.terms" for information on usage and |
---|
13 | * redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES. |
---|
14 | * ====================================================================== |
---|
15 | */ |
---|
16 | #ifndef CAMERA_H |
---|
17 | #define CAMERA_H |
---|
18 | |
---|
19 | #include "Vector3.h" |
---|
20 | |
---|
21 | class NvCamera |
---|
22 | { |
---|
23 | public: |
---|
24 | NvCamera(int startx, int starty, int w, int h, |
---|
25 | float loc_x, float loc_y, float loc_z, |
---|
26 | float target_x, float target_y, float target_z, |
---|
27 | float angle_x, float angle_y, float angle_z); |
---|
28 | |
---|
29 | ~NvCamera() |
---|
30 | {} |
---|
31 | |
---|
32 | |
---|
33 | //move location of camera |
---|
34 | void x(float loc_x) |
---|
35 | { |
---|
36 | _location.x = loc_x; |
---|
37 | } |
---|
38 | |
---|
39 | float x() const |
---|
40 | { |
---|
41 | return _location.x; |
---|
42 | } |
---|
43 | |
---|
44 | void y(float loc_y) |
---|
45 | { |
---|
46 | _location.y = loc_y; |
---|
47 | } |
---|
48 | |
---|
49 | float y() const |
---|
50 | { |
---|
51 | return _location.y; |
---|
52 | } |
---|
53 | |
---|
54 | void z(float loc_z) |
---|
55 | { |
---|
56 | _location.z = loc_z; |
---|
57 | } |
---|
58 | |
---|
59 | float z() const |
---|
60 | { |
---|
61 | return _location.z; |
---|
62 | } |
---|
63 | |
---|
64 | //move location of target |
---|
65 | void xAim(float x) |
---|
66 | { |
---|
67 | _target.x = x; |
---|
68 | } |
---|
69 | |
---|
70 | float xAim() const |
---|
71 | { |
---|
72 | return _target.x; |
---|
73 | } |
---|
74 | |
---|
75 | void yAim(float y) |
---|
76 | { |
---|
77 | _target.y = y; |
---|
78 | } |
---|
79 | |
---|
80 | float yAim() const |
---|
81 | { |
---|
82 | return _target.y; |
---|
83 | } |
---|
84 | |
---|
85 | void zAim(float z) |
---|
86 | { |
---|
87 | _target.z = z; |
---|
88 | } |
---|
89 | |
---|
90 | float zAim() const |
---|
91 | { |
---|
92 | return _target.z; |
---|
93 | } |
---|
94 | |
---|
95 | void rotate(float angle_x, float angle_y, float angle_z) |
---|
96 | { |
---|
97 | _angle = Vector3(angle_x, angle_y, angle_z); |
---|
98 | } |
---|
99 | |
---|
100 | void rotate(const Vector3& angle) |
---|
101 | { |
---|
102 | _angle = angle; |
---|
103 | } |
---|
104 | |
---|
105 | Vector3 rotate() const |
---|
106 | { |
---|
107 | return _angle; |
---|
108 | } |
---|
109 | |
---|
110 | void set_screen_size(int sx, int sy, int w, int h) |
---|
111 | { |
---|
112 | _width = w; |
---|
113 | _height = h; |
---|
114 | _startX = sx; |
---|
115 | _startY = sy; |
---|
116 | } |
---|
117 | |
---|
118 | //make the camera setting active, this has to be |
---|
119 | //called before drawing things |
---|
120 | void initialize(); |
---|
121 | |
---|
122 | private: |
---|
123 | Vector3 _location; //Location of the camera in the scene |
---|
124 | Vector3 _target; //Location the camera is looking at. |
---|
125 | //location and target: two points define the |
---|
126 | //line-of-sight |
---|
127 | Vector3 _angle; //rotation angles of camera along x, y, z |
---|
128 | int _width; //screen width |
---|
129 | int _height; //screen height |
---|
130 | int _startX; |
---|
131 | int _startY; |
---|
132 | }; |
---|
133 | |
---|
134 | #endif |
---|