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
|
/*
* Copyright (c) 2021, Johnny Richard
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <math.h>
#include <SDL.h>
#include "controller.h"
#include "player.h"
#include "screen.h"
int
main (int argc,
char *args[])
{
if (SDL_Init(SDL_INIT_VIDEO) < 0) {
fprintf(
stderr,
"SDL could not be initialized! SDL_Error: %s\n",
SDL_GetError()
);
return EXIT_FAILURE;
}
screen_t screen;
if(screen_init(&screen) == false){
return EXIT_FAILURE;
}
SDL_Rect bg_rect = { .x = 0, .y = 0, .w = screen.width, .h = screen.height };
bool quit = false;
controller_t ctrl = {0};
player_t player;
player_init(&player);
SDL_Renderer *renderer = screen.renderer;
while (!quit) {
screen_reset(&screen);
uint64_t start = SDL_GetPerformanceCounter();
SDL_SetRenderDrawColor(renderer, 0XCC, 0XCC, 0XCC, 1);
SDL_RenderFillRect(renderer, &bg_rect);
SDL_Event event;
while (SDL_PollEvent(&event) != 0) {
if (event.type == SDL_QUIT) {
quit = true;
}
controller_update(&ctrl, &event);
}
player_update(&player, &ctrl, screen.width, screen.height);
player_draw(&player, renderer);
SDL_RenderPresent(renderer);
uint64_t end = SDL_GetPerformanceCounter();
float elapsedMS = (end - start) / (float)SDL_GetPerformanceFrequency() * 1000.0f;
SDL_Delay(floor(16.666f - elapsedMS));
}
screen_destroy(&screen);
SDL_Quit();
return EXIT_SUCCESS;
}
|
