k-tana-zero/roms/skate/skate.c

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/*
* Copyright (c) LSE
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
*
* THIS SOFTWARE IS PROVIDED BY LSE 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 LSE 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 "skate.h"
unsigned long jiffies = 0;
char *trick[10];
int hhh[10];
struct {
enum e_gfx trick;
char *name;
int points;
int duration;
} tricks[] = {
{TRICK_ROTATE, "360", 30, 25},
{TRICK_ROTATE, "720", 30, 25},
{TRICK_FLIP, "flip", 20, 20},
{TRICK_SLIDE, "slide", 1, 1},
{TRICK_NONE, NULL, 0, 0}
};
static void draw_trick(void)
{
int i;
int j;
for (i = 0; tricks[i].name; i++)
if (tricks[i].trick == skater.trick)
break;
if (tricks[i].trick != TRICK_NONE && tricks[i].trick != TRICK_SLIDE)
if (skater.trick_delay == tricks[i].duration - 1) {
// if (skater.rotation < 720)
for (j = 0; j < 9; j++) {
trick[j] = trick[j + 1];
hhh[j] = hhh[j + 1];
}
trick[9] = tricks[i].name;
hhh[9] = skater.y - skater.height - 10;
if (hhh[9] <= hhh[8] + 9)
hhh[9] = hhh[8] + 10;
}
for (i = 0; i < 10; i++) {
if (--hhh[i] <= 20)
trick[i] = NULL;
if (trick[i])
draw_text(trick[i], skater.x + 10, hhh[i], YELLOW,
BG_COLOR);
}
}
static void splash_screen(void)
{
unsigned long t;
int blink = 0;
struct image *logo = load_image(RES_PATH "/res/logo.bmp");
while (getkey() < 0) {
draw_clear(BG_COLOR);
draw_image(logo, 10, 20);
draw_text("K skater", 200, 40, RED, BG_COLOR);
draw_text("Kernel option - LSE - 2006-2007", 5, 190, BLUE,
BG_COLOR);
if (blink >= 5)
draw_text("Any key to start", 170, 90, WHITE, 0);
draw_end();
blink = (blink + 1) % 10;
t = gettick();
while (gettick() - t < 66) ;
}
}
void speed(void)
{
int x = 10;
int y = 120;
if (scrolling.freq < 6)
draw_fillrect(x, y - 10, x + 7, y, BLACK, GREEN);
if (scrolling.freq < 5)
draw_fillrect(x, y - 20, x + 7, y - 10, BLACK, YELLOW);
if (scrolling.freq < 4)
draw_fillrect(x, y - 30, x + 7, y - 20, BLACK, ORANGE);
if (scrolling.freq < 3)
draw_fillrect(x, y - 40, x + 7, y - 30, BLACK, RED);
if (scrolling.freq < 2)
draw_fillrect(x, y - 50, x + 7, y - 40, BLACK, PURPLE);
if (scrolling.freq < 1)
draw_fillrect(x, y - 60, x + 7, y - 50, BLACK, AQUA);
}
void draw_score(void)
{
char buf[12] = { 0 };
draw_trick();
// draw_text("Time: ", 10, 10, PURPLE, BG_COLOR);
sprintf(buf, "%d", jiffies / 50);
draw_text(buf, 10, 10, PURPLE, BG_COLOR);
draw_text("Trick: ", GRAPHIC_WIDTH / 2 - 45, 10, BLUE, BG_COLOR);
sprintf(buf, "%d", score_tmp);
draw_text(buf, GRAPHIC_WIDTH / 2 + 5, 10, BLUE, BG_COLOR);
if (skater.combo > 1) {
draw_text("Combo x", GRAPHIC_WIDTH / 2 - 45, 20, RED, BG_COLOR);
sprintf(buf, "%d", skater.combo);
draw_text(buf, GRAPHIC_WIDTH / 2 + 15, 20, RED, BG_COLOR);
}
draw_text("Score: ", GRAPHIC_WIDTH - 90, 10, GREEN, BG_COLOR);
sprintf(buf, "%d", score);
draw_text(buf, GRAPHIC_WIDTH - 40, 10, GREEN, BG_COLOR);
}
/*
* the splash screen with sexy chiche's face.
*/
static void game_loop(void)
{
while (1) {
unsigned long t = gettick();
if (!skater.trick_delay)
switch (getkey()) {
case KEY_SPACE:
skater_jump(scrolling.freq);
break;
case KEY_RIGHT:
scroll_speedup();
break;
case KEY_DOWN:
skater_slide();
break;
case KEY_LEFT:
skater_rotate();
break;
case KEY_UP:
skater_flip();
break;
case KEY_ESC:
return;
default:
break;
}
draw_clear(BG_COLOR);
// background();
park_draw();
skater_draw();
draw_score();
speed();
draw_end();
/*
* 8ms between frames
*/
while (gettick() - t <= 8) ;
jiffies++;
scroll();
}
}
/*
* game entry point.
*/
void entry(void)
{
int i;
gfx_init();
switch_graphic();
while (1) {
splash_screen();
for (i = 0; i < 10; i++)
trick[i] = NULL;
jiffies = 0;
score = 0;
park_init();
skater_init();
game_loop();
}
/*
* we should never arrive here...
*/
switch_text();
}