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patterns

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This commit is contained in:
Frank Villaro-Dixon 2015-01-01 11:40:34 +01:00
parent 94ad076fc8
commit a3ec028aec
6 changed files with 113 additions and 23 deletions
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59
game.c
View file

@ -14,8 +14,51 @@
#include "SDL/SDL.h"
union color {
struct {
unsigned char col[4];
} rgb;
int col;
};
int
divide_color(int color, int divider) {
union color col;
col.col = color;
for(int i = 0; i < 4; i++) {
col.rgb.col[i] /= divider;
}
return col.col;
}
void
draw_background(struct s_game *g) {
change_game_color(struct s_game *g) {
static int from_canal = 0;
static int to_canal = 1;
union color col;
col.col = g->color;
printf("%x - %d %d %d\n", col.col, col.rgb.col[0], col.rgb.col[1], col.rgb.col[2]);
col.rgb.col[from_canal]--;
col.rgb.col[to_canal]++;
if(col.rgb.col[from_canal] > 255) {
from_canal = to_canal;
to_canal = (to_canal + rand()%2)%3;
}
g->color = col.col;
puts("changed");
}
void
draw_background(struct s_game *g) { //{{{
int face;
void (*drawer)(struct s_game *, int faceno, int dist, int thick, int col);
@ -23,10 +66,9 @@ draw_background(struct s_game *g) {
for(face = 0; face < g->polygon_type; face++) {
drawer(g, face, POLYGON_SIZE, SCREEN_DIAGONAL,
g->color * ((face%2)+1) / 4);
divide_color(g->color, 2 + 2*(face%2)));
}
}
} //}}}
int
get_face_from_cursor(struct s_game *g) {
@ -46,7 +88,7 @@ get_circle_vertice(int angle, int dist) { //{{{
} //}}}
SDL_Point
to_screen_coords(struct s_game *g, SDL_Point p) {
to_screen_coords(struct s_game *g, SDL_Point p) { //{{{
SDL_Point q;
p.x -= SCREEN_WIDTH/2;
@ -62,9 +104,8 @@ to_screen_coords(struct s_game *g, SDL_Point p) {
q.x += SCREEN_WIDTH/2;
q.y += SCREEN_HEIGHT/2;
return q;
}
}//}}}
void
draw_cursor(struct s_game *g) { //{{{
@ -110,9 +151,9 @@ get_keys(struct s_game *g) { //{{{
exit(0);
if(g->keys[SDLK_LEFT])
g->cursor_angle -= TO_DEG(3);
g->cursor_angle -= TO_DEG(CURSOR_DEG_FRAME);
if(g->keys[SDLK_RIGHT])
g->cursor_angle += TO_DEG(3);
g->cursor_angle += TO_DEG(CURSOR_DEG_FRAME);
g->cursor_angle %= ANGLE_MAX;
if(g->cursor_angle < 0)

24
game.h
View file

@ -12,20 +12,32 @@
#define SCREEN_WIDTH 1000
#define SCREEN_HEIGHT 700
#define SCREEN_DIAGONAL (sqrt(SCREEN_HEIGHT*SCREEN_HEIGHT + SCREEN_WIDTH*SCREEN_WIDTH))
#define SCREEN_DIAGONAL (sqrt(SCREEN_HEIGHT*SCREEN_HEIGHT + SCREEN_WIDTH*SCREEN_WIDTH)/2)
#define CLEVER_MODULO(n, mod) do { while(n < 0) { n += mod; };;;; n %= mod; } while(0);
#define DEC_COLOR 0x00020202
#define DIVIDE_COLOR(color, times) (((color) & 0x00ff0000 / (times)) | ((color) & 0x0000ff00 / (times)) | ((color) & 0x000000ff / (times)))
////POLYGON
#define POLYGON_SIZE 50
#define POLYGON_THICK 15
//SHAPES
#define SHAPE_SQUARE 4
#define SHAPE_PENTAGON 5
#define SHAPE_HEXAGON 6
#define SHAPE_THICK 15
#define CURSOR_DIST (POLYGON_SIZE + SHAPE_THICK + 10)
#define SHAPE_THICK 60
#define DFT_OBS_SPEED (SHAPE_THICK / 15)
#define CURSOR_DIST (POLYGON_SIZE + POLYGON_THICK + 20)
#define CURSOR_DEG_FRAME 4
#define ANGLE_MAX 3600
#define OFFSET_POINT(p) {p.x += SCREEN_WIDTH/2; p.y += SCREEN_HEIGHT/2;}
#define MAX(a, b) (a < b) ? (b) : (a)
#define TO_DEG(x) (x*ANGLE_MAX/360)
#define TO_RAD(x) (x * 2 * M_PI / ANGLE_MAX)
@ -36,6 +48,7 @@ struct s_obstacle {
int face;
int distance;
int speed;
#define K_CLEARANCE (SHAPE_THICK * 5)
};
struct s_game {
@ -78,6 +91,9 @@ draw_game(struct s_game *g);
void
get_keys(struct s_game *g);
void
change_game_color(struct s_game *g);
#endif /* ndef GAME_H */

17
main.c
View file

@ -11,6 +11,7 @@
#include "game.h"
#include "sdl.h"
#include "obs.h"
#include "patterns.h"
int
@ -22,16 +23,22 @@ start:
init_game(&ga);
init_SDL(&ga);
struct s_obstacle a = create_obstacle(SHAPE_THICK, 2, 1);
struct s_obstacle a = create_obstacle(SHAPE_THICK, 2, 1, -1);
add_obstacle(&ga, a);
while(1) {
SDL_FillRect(ga.screen, NULL, 0);
/*
if(!(ga.counter % 28)) {
add_random_obstacle(&ga);
}
*/
if(get_max_obs_dist(&ga) < SCREEN_DIAGONAL)
add_pattern(&ga);
update_obstacles(&ga);
draw_game(&ga);
SDL_Flip(ga.screen);
@ -44,7 +51,7 @@ start:
get_keys(&ga);
SDL_Delay(5);
SDL_Delay(3);
ga.counter++;
@ -52,6 +59,10 @@ start:
ga.sexual_pulsation = 0.3 * fabs(cos(ga.counter*M_PI/45)) + 1 +
0.3 * fabs(sin(ga.counter*M_PI/90));
if(!(ga.counter % 10))
change_game_color(&ga);
}
return EXIT_SUCCESS;

29
obs.c
View file

@ -35,13 +35,18 @@ add_obstacle(struct s_game *g, struct s_obstacle o) { //{{{
} //}}}
struct s_obstacle
create_obstacle(int thick, int face, int speed) { //{{{
create_obstacle(int thick, int face, int speed, int dist) { //{{{
struct s_obstacle o;
o.used = 1;
o.thick = thick;
o.face = face;
o.distance = SCREEN_DIAGONAL;
if(dist != -1)
o.distance = dist;
else
o.distance = SCREEN_DIAGONAL;
o.speed = speed;
return o;
@ -73,8 +78,8 @@ update_obstacles(struct s_game *g) { //{{{
int i;
for(i = 0; i < g->num_obs; i++) {
if(g->obs[i].used) {
g->obs[i].distance -= g->obs[i].speed;
g->obs[i].thick = 3 * g->sexual_pulsation * SHAPE_THICK;
g->obs[i].distance -= DFT_OBS_SPEED*g->obs[i].speed;
g->obs[i].thick = 1 * g->sexual_pulsation + SHAPE_THICK;
if(g->obs[i].distance <= 0)
g->obs[i].used = 0;
@ -86,10 +91,24 @@ void
add_random_obstacle(struct s_game *g) {
struct s_obstacle o;
o = create_obstacle(SHAPE_THICK, rand()%g->polygon_type, 1);
o = create_obstacle(SHAPE_THICK, rand()%g->polygon_type, 1, -1);
add_obstacle(g, o);
}
int
get_max_obs_dist(struct s_game *g) {
int i;
int d_max = 0;
for(i = 0; i < g->num_obs; i++) {
if(g->obs[i].used) {
d_max = MAX(d_max, g->obs[i].distance);
}
}
return d_max;
}
int
check_collisions(struct s_game *g) {
int i;

5
obs.h
View file

@ -14,7 +14,7 @@ void
add_obstacle(struct s_game *g, struct s_obstacle o);
struct s_obstacle
create_obstacle(int thick, int face, int speed);
create_obstacle(int thick, int face, int speed, int dist);
void
delete_obstacle(struct s_game *g, int obs);
@ -31,5 +31,8 @@ add_random_obstacle(struct s_game *g);
int
check_collisions(struct s_game *g);
int
get_max_obs_dist(struct s_game *g);
#endif /* ndef OBS_H */

2
polygons.c
View file

@ -52,7 +52,7 @@ draw_polygon(struct s_game *g) { //{{{
for(faces = 0; faces < SHAPE_HEXAGON; faces++) {
drawer(g, faces, POLYGON_SIZE, SHAPE_THICK-5, g->color);
drawer(g, faces, POLYGON_SIZE, POLYGON_THICK, g->color);
}
} //}}}