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roox gerrit-no-reply at lists.osmocom.orgroox has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmocom-bb/+/19486 )
Change subject: Wrote my not yet feature complete implementation of Snake.
......................................................................
Wrote my not yet feature complete implementation of Snake.
Change-Id: Ib146f749b60e5851ba0723546697e09a6a05ae85
---
M src/target/firmware/apps/snake_game/main.c
1 file changed, 267 insertions(+), 37 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmocom-bb refs/changes/86/19486/1
diff --git a/src/target/firmware/apps/snake_game/main.c b/src/target/firmware/apps/snake_game/main.c
index 63dba3f..a4e8296 100644
--- a/src/target/firmware/apps/snake_game/main.c
+++ b/src/target/firmware/apps/snake_game/main.c
@@ -25,6 +25,10 @@
#include <string.h>
#include <debug.h>
+#define DEBUG 1
+#define KNRM "\x1B[0m"
+#define UNDERLINE "\x1B[4m"
+
#include <memory.h>
#include <delay.h>
#include <rffe.h>
@@ -44,6 +48,227 @@
#include <fb/framebuffer.h>
#include <battery/battery.h>
+#define BLANK 0
+#define HEAD 1
+#define TAIL 2
+#define HEAD_FOOD 3
+#define FOOD 9
+#define SBODY 20
+/* The numbers above 20 are the distance to the head.
+ * 21 is direly behind the head.
+*/
+#define STDLEN 3
+#define HEIGHT 7
+#define WIDTH 16
+struct position {
+ int x;
+ int y;
+} pos;
+
+uint8_t field[WIDTH][HEIGHT];
+uint16_t score = 0, lenght = 0;
+enum errors { ALLRIGHT, SNAKE_COL, } err;
+
+void printField();
+void setItem(int, int, int);
+void movepos(char);
+void increaseBodyAge();
+void setFood() {
+ int x, y, c;
+ /* for (c = 0; c < 10;c++) { */
+ /* x = rand() % (WIDTH -1); */
+ /* y = rand() % (HEIGHT -1); */
+ /* if (field[x][y] == BLANK) { */
+ /* field[x][y] = FOOD; */
+ /* return; */
+ /* } */
+ /* } */
+ for (x = 0; x < WIDTH; x++) {
+ for (y = 0; y < HEIGHT; y++) {
+ if (field[x][y] == BLANK) {
+ field[x][y] = FOOD;
+ if (DEBUG > 0) printf("Set without rand (%d|%d) %d\n", x, y, c);
+ return;
+ }
+ }
+ }
+}
+
+static void print_snake_str(char *text, int16_t x, int16_t y)
+{
+ x = 6 * x;
+ y = 8 * (y+1) -3;
+ printf("Put string %s to (%d|%d)\n", text, x, y);
+ fb_gotoxy(x, y);
+ fb_putstr(text, framebuffer->width);
+}
+void movepos(char dim) {
+ setItem(pos.x, pos.y, SBODY);
+ switch (dim) {
+ case 'Y': pos.y++;break;
+ case 'y': pos.y--;break;
+ case 'X': pos.x++;break;
+ case 'x': pos.x--;break;
+ }
+ switch (dim) {
+ case 'Y': case 'y':
+ if (pos.y == -1) pos.y = HEIGHT -1;
+ else if (pos.y == HEIGHT) pos.y = 0;
+ increaseBodyAge();
+ break;
+ case 'X': case 'x':
+ if (pos.x == -1) pos.x = WIDTH -1;
+ else if (pos.x == WIDTH) pos.x = 0;
+ increaseBodyAge();
+ break;
+ }
+ setItem(pos.x, pos.y, HEAD);
+ printField();
+}
+
+void increaseBodyAge() {
+ int y, x;
+ lenght = SBODY + STDLEN + score;
+ for (x = 0; x < WIDTH; x++) {
+ for (y = 0; y < HEIGHT; y++) {
+ if (field[x][y] >= lenght) field[x][y] = BLANK;
+ else if (field[x][y] >= SBODY) field[x][y]++;
+ }
+ }
+}
+
+void setItem(int x, int y, int item) {
+ if (item == HEAD) {
+ switch (field[x][y]) {
+ case FOOD: score++; setFood(); item = HEAD_FOOD; break;
+ case BLANK: break;
+ default: err = SNAKE_COL;
+ }
+ }
+ field[x][y] = item;
+}
+
+void resetField() {
+ /* system("clear"); */
+ printf("\033[H\033[2J");
+}
+
+void printField() {
+ fb_clear();
+ int x, y;
+ for (y = 0; y < HEIGHT; y++) {
+ for (x = 0; x < WIDTH; x++) {
+ switch (field[x][y]) {
+ case BLANK:break;
+ case HEAD: print_snake_str("O", x, y);break;
+ case HEAD_FOOD: print_snake_str("P", x, y);break;
+ case FOOD: print_snake_str("#", x, y);break;
+ default:
+ if (field[x][y] == lenght) print_snake_str(";", x, y);
+ else print_snake_str("o", x, y);
+ }
+ }
+
+ }
+ printf("Score: %d\n", score);
+ fb_gotoxy(0, framebuffer->height+-9);
+ fb_lineto(framebuffer->width-1, framebuffer->cursor_y);
+ fb_gotoxy(0, framebuffer->height-1);
+ char text[16];
+ switch (err) {
+ case SNAKE_COL: fb_putstr("The snake ate itself!!!", framebuffer->width);
+ err = ALLRIGHT; break;
+ default: sprintf(text, "Score: %u", score);
+ fb_putstr(text, framebuffer->width);
+ framebuffer->cursor_x = 45;
+ fb_putstr("OsmocomBB", framebuffer->width);
+ }
+ fb_flush();
+
+ if (DEBUG > 0) {
+ printf("Pos X: %d, Y: %d\n", pos.x, pos.y);
+ printf("\n\n");
+ for(y = -1; y < HEIGHT; y++) {
+ for(x = -1; x < WIDTH; x++) {
+ if (y == -1 || x == -1) {
+ if (x == -1) printf(" %2d: ", y);
+ else if (y == -1) printf(UNDERLINE " %2d" KNRM, x);
+ } else printf(" %2d",field[x][y]);
+ }
+ puts("\n");
+ }
+ }
+}
+int cursor = 0;
+#define NEIGH_LINES ((framebuffer->height +8) / 8)
+static void print_display(char *text, int *y, int c)
+{
+ /* skip lines, given by cursor */
+ (*y)++;
+ if (c >= (*y)) {
+ printf("Line %d: Return c >= y\n", *y);
+ return;
+ }
+ /* skip, if end of display area is reached */
+ if ((*y) - c > NEIGH_LINES) {
+ printf("Line %d: Return\n", *y);
+ return;
+ }
+
+ fb_gotoxy(0, -3 + (((*y) - c - 1) << 3));
+ fb_putstr(text, framebuffer->width);
+}
+
+void fb_clear_fancy(uint8_t delay) {
+ int16_t x, y;
+ fb_setfg(FB_COLOR_BLACK);
+ fb_setbg(FB_COLOR_WHITE);
+ for (x = 0; x < framebuffer->width; x++) {
+ for (y = 0; y < framebuffer->height; y++) {
+ fb_set_p(x, y);
+ }
+ fb_flush();
+ delay_ms(delay);
+ }
+ fb_setfg(FB_COLOR_WHITE);
+ fb_setbg(FB_COLOR_BLACK);
+ /* for (x = 0; x < framebuffer->width; x++) { */
+ for (; x >= 0; x--) {
+ for (y = 0; y < framebuffer->height; y++) {
+ fb_set_p(x, y);
+ }
+ fb_flush();
+ delay_ms(delay);
+ }
+ fb_setfg(FB_COLOR_BLACK);
+ fb_setbg(FB_COLOR_WHITE);
+}
+
+void intro() {
+ fb_setfg(FB_COLOR_BLACK);
+ fb_setbg(FB_COLOR_WHITE);
+ fb_setfont(FB_FONT_HELVB14);
+
+ fb_gotoxy(framebuffer->width/2 - 7 * 3, 15);
+ fb_putstr("Snake",framebuffer->width-4);
+
+ fb_gotoxy(14, framebuffer->height-5);
+ fb_setfont(FB_FONT_HELVR08);
+ fb_putstr("Version: " GIT_SHORTHASH, framebuffer->width-4);
+ fb_gotoxy(0, 0);
+ fb_boxto(framebuffer->width - 1, 1);
+ fb_boxto(framebuffer->width - 2, framebuffer->height-1);
+ fb_boxto(0, framebuffer->height-2);
+ fb_boxto(1, 1);
+
+ printf("(%u, %u)\n", framebuffer->width, framebuffer->height);
+ fb_gotoxy(2, 2);
+ fb_lineto(framebuffer->width-3, framebuffer->height-3);
+ fb_gotoxy(2, framebuffer->height-3);
+ fb_lineto(framebuffer->width-3, 2);
+ fb_flush();
+}
+
/* Main Program */
const char *hr = "======================================================================\n";
@@ -91,41 +316,36 @@
puts(hr);
fb_clear();
- bl_level(255);
+ bl_level(255);
+ /* srand(23); // need time or other changing value */
+
+ intro();
+ delay_ms(5000);
+ fb_clear_fancy(20);
+
fb_setfg(FB_COLOR_BLACK);
fb_setbg(FB_COLOR_WHITE);
- fb_setfont(FB_FONT_HELVB14);
-
- fb_gotoxy(framebuffer->width/2 - 7 * 3, 15);
- fb_putstr("Snake",framebuffer->width-4);
-
- fb_gotoxy(14, framebuffer->height-5);
- fb_setfont(FB_FONT_HELVR08);
- fb_putstr("Version: " GIT_SHORTHASH, framebuffer->width-4);
- fb_gotoxy(0, 0);
- fb_boxto(framebuffer->width - 1, 1);
- fb_boxto(framebuffer->width - 2, framebuffer->height-1);
- fb_boxto(0, framebuffer->height-2);
- fb_boxto(1, 1);
- /* set_pixel_r(9,9); */
- /* set_pixel_r(10,10); */
- /* set_pixel_r(10,11); */
- /* set_pixel_r(10,12); */
- /* set_pixel_r(12,10); */
- /* set_pixel_r(0,0); */
- printf("(%u, %u)\n", framebuffer->width, framebuffer->height);
- fb_gotoxy(2, 2);
- fb_lineto(framebuffer->width-3, framebuffer->height-3);
- fb_gotoxy(2, framebuffer->height-3);
- fb_lineto(framebuffer->width-3, 2);
-
- fb_setfg(FB_COLOR_WHITE);
- fb_setbg(FB_COLOR_BLACK);
- fb_lineto(2, 20);
-
+ fb_setfont(FB_FONT_HELVR08);
+ int y = 0, i;
+ /* for (i = 1; i <= 7; i++) { */
+ /* printf("%d\n", i); */
+ /* print_display("OOOOOOOOOOOOOOOO", &y, cursor - 1); */
+ /* } */
+ /* print_snake_str("U",0, 0); */
+ /* print_snake_str("U",0, 2); */
+ /* print_snake_str("U",2, 0); */
+ print_snake_str("U",2, 0);
+ print_snake_str("U",2, 5);
+ print_snake_str("U",6, 0);
fb_flush();
+ pos.x = framebuffer->width/(6 * 2);
+ pos.y = framebuffer->height/(8 * 2);
+ setItem(pos.x, pos.y, HEAD);
+ setFood();
+ printf("Put string to (%d|%d)\n", pos.x, pos.y);
+ printField();
sercomm_register_rx_cb(SC_DLCI_CONSOLE, console_rx_cb);
@@ -150,13 +370,13 @@
switch (code) {
case KEY_0: bl_level(0);break;
case KEY_1: bl_level(10);break;
- case KEY_2: bl_level(20);break;
+ case KEY_2: movepos('y');break;
case KEY_3: bl_level(30);break;
- case KEY_4: bl_level(40);break;
+ case KEY_4: movepos('x');break;
case KEY_5: bl_level(50);break;
- case KEY_6: bl_level(100);break;
+ case KEY_6: movepos('X');break;
case KEY_7: bl_level(150);break;
- case KEY_8: bl_level(200);break;
+ case KEY_8: movepos('Y');break;
case KEY_9: bl_level(255);break;
// used to be display_puts...
break;
@@ -166,9 +386,19 @@
case KEY_HASH:
// used to be display puts...
break;
- case KEY_LEFT_SB: bl_mode_pwl(1);break;
- case KEY_RIGHT_SB: bl_mode_pwl(0);break;
- case KEY_POWER: twl3025_power_off_now();break;
+ case KEY_LEFT_SB:
+ bl_mode_pwl(1);
+ break;
+ case KEY_RIGHT_SB:
+ bl_mode_pwl(0);
+ break;
+ case KEY_POWER:
+ twl3025_power_off_now();
+ break;
+ case KEY_RIGHT: movepos('X'); break;
+ case KEY_LEFT: movepos('x'); break;
+ case KEY_UP: movepos('y'); break;
+ case KEY_DOWN: movepos('Y'); break;
default:
break;
}
--
To view, visit https://gerrit.osmocom.org/c/osmocom-bb/+/19486
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Gerrit-Project: osmocom-bb
Gerrit-Branch: master
Gerrit-Change-Id: Ib146f749b60e5851ba0723546697e09a6a05ae85
Gerrit-Change-Number: 19486
Gerrit-PatchSet: 1
Gerrit-Owner: roox <mardnh at gmx.de>
Gerrit-MessageType: newchange
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