void Overlay::render()
{
copy_to_inner();
al_lock_mutex(front_mutex);
CheckViewscreen();
ReadTileLocations();
if(good_viewscreen){
if(front_data != NULL && front_updated){
//allegro sometimes gives a negative pitch, which SDL doesn't understand, so take care of that case
int neg = 1;
int dataoffset = 0;
if(front_data->pitch < 0){
neg = -1;
dataoffset = (al_get_bitmap_height(front) - 1)*front_data->pitch;
}
//get the SDL surface information so we can do a blit
DFHack::DFSDL_Surface * dfsurf = (DFHack::DFSDL_Surface *) SDL_GetVideoSurface();
DFHack::DFSDL_Surface * sssurf = (DFHack::DFSDL_Surface *) SDL_CreateRGBSurfaceFrom( ((char*) front_data->data) + dataoffset,
al_get_bitmap_width(front), al_get_bitmap_height(front), 8*front_data->pixel_size, neg*front_data->pitch, 0, 0, 0, 0);
DFSDL_Rect src;
src.x = 0;
src.y = 0;
src.w = ssState.ScreenW;
src.h = ssState.ScreenH;
DFSDL_Rect pos;
pos.x = offsetx;
pos.y = offsety;
pos.w = 0;
pos.h = 0;
//do the blit
SDL_UpperBlit(sssurf, &src, dfsurf, &pos);
SDL_FreeSurface(sssurf);
}
front_updated = false;
} else {
width = 0;
height = 0;
}
al_unlock_mutex(front_mutex);
parent->render();
}
void cKillerBlume::update()
{
if(dead)return;
rect.x = x - cam_x;
rect.y = y - cam_y;
rect.w = 40;
rect.h = 40;
if(!collision(&rect,&LEVEL->SCREEN_RECT))
return;
if(count>0)
{
timer+=0.05f;
count++;
y-= (count>=46) ? ((count>=200) ? -1 : 0) : 1;
if(count >= 243)
count = -150;
SDL_UpperBlit(KBLUM_SURFACE[(int)timer%2],0,screen,&rect);
if(collision(&rect,&PLAYER->rect))
if(!PLAYER->stat)
PLAYER->die();
else
PLAYER->changeStat(0);
}
else
{
if(count<0)
count++;
else
{
rect.x -=40;
rect.y -= 80;
rect.w += 80;
rect.h += 200;
if(!collision(&rect,&PLAYER->rect))
{
count = 1;
timer = 0;
}
}
rect.x = 900;
}
}
int Surface::upperBlit(State & state, SDL_Surface * surface){
Stack * stack = state.stack;
Surface * interfaceSurface = state.getInterface<Surface>("LuaSDL_Surface");
Rect * interfaceRect = state.getInterface<Rect>("LuaSDL_Rect");
SDL_Rect * r1 = interfaceRect->get(1);
SDL_Rect * r2 = interfaceRect->get(3);
SDL_Surface * destSurface = interfaceSurface->get(2);
if (destSurface){
stack->push<bool>(
SDL_UpperBlit(
surface,
(r1) ? r1 : NULL,
destSurface,
(r2) ? r2 : NULL) == 0);
return 1;
}
else{
return 0;
}
}
void cBrett::update()
{
if(count >= 100&&dir)
// dir为0就是向左走
dir = 0;
else if(count <= 0&&!dir)
// dir为1就是向右走
dir = 1;
if(dir)
{
y+=BRETTSPEED;
count++;
}
else
{
y-=BRETTSPEED;
count--;
}
tmp_rect.x = x - cam_x;
tmp_rect.y = y - cam_y;
SDL_UpperBlit(BRETT_SURFACE,0,screen,&tmp_rect);
if(PLAYER->JUMPcount==400)
if(pointCollision(&tmp_rect,PLAYER->x+20-cam_x,PLAYER->y+PLAYER->H-cam_y))
{
PLAYER->y = y - PLAYER->H;
PLAYER->touch_now = 1;
PLAYER->y_speed = -1;
if(dir)
PLAYER->y+=10;
}
}
