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
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
|
/*
Loads a single surface from a pcx file without using resource files.
*/
#include <ClanLib/core.h>
#include <ClanLib/application.h>
#include <ClanLib/display.h>
class SurfaceApp : public CL_ClanApplication
{
public:
virtual char *get_title() { return "Surface application"; }
virtual int main(int, char **)
{
// Create a console window for text-output if not available
CL_ConsoleWindow console("Console");
console.redirect_stdio();
try
{
CL_SetupCore::init();
CL_SetupDisplay::init();
// Set mode: 320x200 16 bpp
CL_Display::set_videomode(320, 200, 16, false);
show_image1();
CL_SetupDisplay::deinit();
CL_SetupCore::deinit();
}
catch (CL_Error err)
{
std::cout << "Error: " << err.message.c_str() << std::endl;
}
// Display console close message and wait for a key
console.display_close_message();
return 0;
}
// Load image from file
void show_image1()
{
// Load surface from pcx file:
CL_Surface *surface = CL_PCXProvider::create("survivor.pcx", NULL);
unsigned int time = CL_System::get_time();
int num_frames = 0;
// Loop until the user hits escape:
while (CL_Keyboard::get_keycode(CL_KEY_ESCAPE) == false)
{
// Draw surface:
surface->put_screen(0, 0);
// Flip front and backbuffer. This makes the changes visible:
CL_Display::flip_display();
//improve response
CL_System::sleep(10);
// Update keyboard input and handle system events:
// Exits the loop if ClanLib requests shutdown - for instance if
// someone closes the window.
CL_System::keep_alive();
num_frames++;
}
float fps = num_frames / ((CL_System::get_time() - time)/1000.0f);
std::cout << "FPS: " << fps << std::endl;
delete surface;
}
// Load image from resource file (also tests multiple loading of same resource):
void show_image2()
{
// Open resources:
CL_ResourceManager *resources = new CL_ResourceManager("surface.scr", false);
unsigned int time = CL_System::get_time();
int num_frames = 0;
// Loop until the user hits escape:
while (CL_Keyboard::get_keycode(CL_KEY_ESCAPE) == false)
{
// Load surface from resource:
CL_Surface *surface = new CL_Surface("survivor", resources);
// Draw surface:
surface->put_screen(0, 0);
// Flip front and backbuffer. This makes the changes visible:
CL_Display::flip_display();
//improve response
CL_System::sleep(10);
// Update keyboard input and handle system events:
// Exits the loop if ClanLib requests shutdown - for instance if
// someone closes the window.
CL_System::keep_alive();
num_frames++;
delete surface;
}
float fps = num_frames / ((CL_System::get_time() - time)/1000.0f);
std::cout << "FPS: " << fps << std::endl;
}
} app;
|
