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a new typing game; not finished

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Yanyan Jiang 2020-08-12 23:04:27 +08:00 committed by Zihao Yu
parent ef885890c1
commit 509da0b18a
2 changed files with 151 additions and 0 deletions
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3
kernels/typing-game/Makefile Normal file
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NAME = typing-game
SRCS = game.c
include $(AM_HOME)/Makefile

148
kernels/typing-game/game.c Normal file
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#include <am.h>
#include <klib.h>
#include <klib-macros.h>
#define MAXCH 256
#define FPS 60
#define CHAR_PER_SEC 10
struct character {
char ch;
int x, y, v;
} chars[MAXCH];
int screen_width, screen_height, char_width, char_height;
int hit, miss, wrong;
int randint(int l, int r) {
return l + (rand() & 0x7fffffff) % (r - l + 1);
}
void new_char() {
for (int i = 0; i < LENGTH(chars); i++) {
struct character *c = &chars[i];
if (c->ch == '\0') {
c->ch = 'A' + randint(0, 25);
c->x = randint(0, screen_width - char_width);
c->y = 0;
c->v = (screen_height - char_height + 1) / randint(FPS * 3 / 2, FPS * 2);
return;
}
}
}
void progress(int frame) {
if (frame % (FPS / CHAR_PER_SEC) == 0) {
new_char();
}
for (int i = 0; i < LENGTH(chars); i++) {
struct character *c = &chars[i];
if (c->ch) {
c->y += c->v;
if (c->y < 0) {
hit++;
c->ch = '\0';
}
if (c->y + char_height >= screen_height) {
miss++;
c->ch = '\0';
}
}
}
}
void check_hit(char ch) {
int m = -1;
for (int i = 0; i < LENGTH(chars); i++) {
struct character *c = &chars[i];
if (ch == c->ch && c->v > 0 && (m == -1 || c->y > chars[m].y)) {
m = i;
}
}
if (m == -1) wrong++;
else chars[m].v = -(screen_height - char_height + 1) / (FPS);
}
uint32_t px[32 * 16], blank[32 * 16];
void render() {
static int x[MAXCH], y[MAXCH], n;
for (int i = 0; i < n; i++) {
io_write(AM_GPU_FBDRAW, x[i], y[i], blank, char_width, char_height, false);
}
n = 0;
for (int i = 0; i < LENGTH(chars); i++) {
struct character *c = &chars[i];
if (c->ch) {
x[n] = c->x; y[n] = c->y; n++;
io_write(AM_GPU_FBDRAW, c->x, c->y, px, char_width, char_height, false);
}
}
io_write(AM_GPU_FBDRAW, 0, 0, NULL, 0, 0, true);
}
int main() {
char_width = 8;
char_height = 16;
for (int i = 0; i < char_width * char_height; i ++) px[i] = 0x345678;
for (int i = 0; i < char_width * char_height; i ++) blank[i] = 0;
ioe_init();
screen_width = io_read(AM_GPU_CONFIG).width;
screen_height = io_read(AM_GPU_CONFIG).height;
int current = 0, rendered = 0;
while (1) {
int frames = io_read(AM_TIMER_UPTIME).us / (1000000 / FPS);
while (current < frames) {
progress(current);
current++;
while (1) {
AM_INPUT_KEYBRD_T ev = io_read(AM_INPUT_KEYBRD);
if (ev.keycode == AM_KEY_NONE) break;
if (!ev.keydown) continue;
switch (ev.keycode) {
case AM_KEY_A: check_hit('A'); break;
case AM_KEY_B: check_hit('B'); break;
case AM_KEY_C: check_hit('C'); break;
case AM_KEY_D: check_hit('D'); break;
case AM_KEY_E: check_hit('E'); break;
case AM_KEY_F: check_hit('F'); break;
case AM_KEY_G: check_hit('G'); break;
case AM_KEY_H: check_hit('H'); break;
case AM_KEY_I: check_hit('I'); break;
case AM_KEY_J: check_hit('J'); break;
case AM_KEY_K: check_hit('K'); break;
case AM_KEY_L: check_hit('L'); break;
case AM_KEY_M: check_hit('M'); break;
case AM_KEY_N: check_hit('N'); break;
case AM_KEY_O: check_hit('O'); break;
case AM_KEY_P: check_hit('P'); break;
case AM_KEY_Q: check_hit('Q'); break;
case AM_KEY_R: check_hit('R'); break;
case AM_KEY_S: check_hit('S'); break;
case AM_KEY_T: check_hit('T'); break;
case AM_KEY_U: check_hit('U'); break;
case AM_KEY_V: check_hit('V'); break;
case AM_KEY_W: check_hit('W'); break;
case AM_KEY_X: check_hit('X'); break;
case AM_KEY_Y: check_hit('Y'); break;
case AM_KEY_Z: check_hit('Z'); break;
}
};
for (int i = 0; i < 80; i++) putch('\b');
printf("Hit: %d; Miss: %d; Wrong: %d", hit, miss, wrong);
}
if (current > rendered) {
render();
rendered = current;
}
}
}