void render_game(GameState * state) {
/* Variables */
Color color = {255, 0, 255, 255};
Color black = {0, 0, 0, 255};
Color white = {255, 255, 255, 255};
char buffer [20];
int i,n;
/* Set redraw off */
state->redraw = 0;
/* Render world */
render_world(&state->world);
/* Render pathfinding, if enabled */
if (SHOW_PATHFINDING)
render_paths(state);
/* Render towers */
for (i = 0; i < state->towers_length; i++) {
render_entity(state->towers[i]);
}
/* Render enemies if they are alive */
for (i = 0; i < state->enemies_length; i++) {
if (state->enemies[i].enemy.alive)
render_entity(&state->enemies[i]);
}
/* Render spellscreen */
render_spellscreen(&state->spells);
/* Render projectiles */
for (i = 0; i < state->towers_length; i++) {
render_projectiles(state->towers[i]);
}
/* render selection */
render_mouse_actions(state);
/* Render ui on top */
render_ui(state);
/* Fps rendering */
n = sprintf(buffer, "%#.1f FPS", get_current_fps());
draw_text(buffer, FONT_LARGE, color, SCREEN_WIDTH-20 -100, 6, ALIGN_RIGHT);
/* Game over? */
render_game_over(state);
/* Render to screen */
flip_display();
clear_to_color(color);
}
void renderSingleFrame()
{
coord_t px,py; /* player position */
value_t life;
float pfx,pfy; /* interpolated player position (for main player) */
if( !cl.updated ) return;
SDL_LockMutex(cl.game_mutex);
px = cl.pl->r.v1.x;
py = cl.pl->r.v1.y;
life = cl.pl->attrs[PL_LIFE];
/* get new player position */
updatePosition(&pmd, px,py);
pfx = pmd.pfx;
pfy = pmd.pfy;
/* compute render range */
vect_init( &cl.pl->r.v1, (coord_t)pfx, (coord_t)pfy );
vect_add( &cl.pl->r.v1, &cl.pl->size, &cl.pl->r.v2 );
rect_t render_r = game_action_range( AC_VIEW, cl.pl, &wm.map_r );
vect_init( &cl.pl->r.v1, px, py );
vect_add( &cl.pl->r.v1, &cl.pl->size, &cl.pl->r.v2 );
/* begin rendering */
w.beginRender();
/* set camera and lights */ /* position */ /* look at */ /* up direction */
action_range_t* ar = &action_ranges[AC_VIEW];
gluLookAt( pfx-ar->front,1.5*ar->front,pfy-ar->front, pfx-0.1*ar->front,0.0,pfy-0.1*ar->front, 0,1,0);
/* draw floor */
int i, j;
for ( i = render_r.v1.x; i <= render_r.v2.x; i++ )
for ( j = render_r.v1.y; j <= render_r.v2.y; j++ )
floor_model->render(i,j);
/* draw entities */
int et;
for( et = n_entity_types-1; et >= 0; et-- )
{
pentity_set_t* pe_set = worldmap_get_entities( &render_r, 1 << et );
elem_t* pos;
pentity_set_for_each( pos, pe_set )
render_entity( ((pentity_t*)pos)->ent );
pentity_set_destroy( pe_set );
}
SDL_UnlockMutex(cl.game_mutex);
/* get coordinates for the status area */
SDL_Surface *screen = w.getScreen();
SDL_Rect rect;
rect.w = cl.resx;
rect.h = 40;
rect.x = 0;
rect.y = cl.resy - rect.h;
/* display status */
SDL_FillRect( screen, &rect, SDL_MapRGB( screen->format, 0x00, 0x00, 0x00 ) );
SDL_UpdateRect(screen, rect.x,rect.y, rect.w,rect.h);
char sbuffer[256];
SDL_WM_SetCaption( cl.name, NULL);
if ( cl.state != PLAYING ) sprintf(sbuffer, "%s", client_states[cl.state]);
else sprintf(sbuffer, "playing -> %s ( coord = %d,%d life = %d )", AI_state_names[cl.purpose], px, py, life);
font->render(rect.x + 9, rect.y + 2, sbuffer, screen);
sprintf(sbuffer, "update interval: average = %.1lfms, last = %.1lfms, fps = %.1f",
cl.average_update_interval, cl.last_update_interval, 1000.0 / frame_render_interval );
font->render(rect.x + 9, rect.y + 21, sbuffer, screen);
SDL_UpdateRect(screen, rect.x,rect.y, rect.w,rect.h);
/* finish frame rendering */
updateMovementDataVectors();
w.endRender();
}
