void fade_screen_draw(int tick)
{
float alpha;
if (fade_screen_tick==-1) return;
tick-=fade_screen_tick;
if (tick>hud.fade.map_msec) {
fade_screen_tick=-1;
return;
}
// calculate fade
alpha=1.0f-(float)tick/(float)hud.fade.map_msec;
glColor4f(0.0f,0.0f,0.0f,alpha);
// draw
gl_2D_view_screen();
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
glDisable(GL_ALPHA_TEST);
glDisable(GL_DEPTH_TEST);
glBegin(GL_QUADS);
glVertex2i(0,0);
glVertex2i(setup.screen.x_sz,0);
glVertex2i(setup.screen.x_sz,setup.screen.y_sz);
glVertex2i(0,setup.screen.y_sz);
glEnd();
}
void draw_background(void)
{
int txt_id;
float gx,gy;
texture_type *texture;
// is there a background?
if (!map.background.on) return;
if ((map.background.fill<0) || (map.background.fill>=max_map_texture)) return;
// setup view
gl_2D_view_screen();
// get scrolling
gx=((float)(view.render->camera.pnt.x+view.render->camera.pnt.z))*(map.background.x_scroll_fact*0.001f);
gy=((float)view.render->camera.pnt.y)*(map.background.y_scroll_fact*0.001f);
// draw background
texture=&map.textures[map.background.fill];
txt_id=texture->frames[texture->animate.current_frame].bitmap.gl_id;
glDisable(GL_BLEND);
glDisable(GL_ALPHA_TEST);
glDisable(GL_DEPTH_TEST);
gl_texture_simple_start();
gl_texture_simple_set(txt_id,FALSE,1,1,1,1);
view_draw_next_vertex_object_2D_texture_screen(setup.screen.x_sz,setup.screen.y_sz,gx,gy);
gl_texture_simple_end();
}
void view_pause_draw(void)
{
d3col col;
gl_frame_start(NULL);
gl_2D_view_screen();
col.r=col.g=col.b=1.0f;
gl_text_start(hud.font.text_size_small);
gl_text_draw(2,(setup.screen.y_sz-2),"[paused]",tx_left,FALSE,&col,1.0f);
gl_text_draw((setup.screen.x_sz-2),(setup.screen.y_sz-2),"[click to resume]",tx_right,FALSE,&col,1.0f);
gl_text_end();
gl_frame_end();
}
void view_draw_dim3rtl(void)
{
obj_type *obj,*camera_obj;
weapon_type *weap;
// get player object and held weapon
obj=server.obj_list.objs[server.player_obj_idx];
weap=weapon_find_current(obj);
// use the camera render
view.render=&view_camera_render;
// set view camera
camera_view_draw_run();
camera_obj=server.obj_list.objs[camera.obj_idx];
memmove(&view.render->camera.pnt,&camera.cur_pos.pnt,sizeof(d3pnt));
memmove(&view.render->camera.ang,&camera.cur_pos.ang,sizeof(d3ang));
view.render->camera.fov=map.camera.plane.fov;
view.render->camera.flip=FALSE;
view.render->camera.under_liquid_idx=camera_check_liquid(obj,&view.render->camera.pnt);
view.render->cull_idx=0;
view.render->force_camera_obj=FALSE;
// camera adjustments
if (map.camera.camera_mode==cv_fpp) {
view_calculate_scope(obj,camera_obj);
view_calculate_recoil(obj);
}
view_calculate_shakes(obj);
view_calculate_sways(obj);
// build the scene
view_draw_dim3rtl_scene_build();
// we setup the 2D elements before
// rendering because we get the last
// frame so we want to use the last
// frames eye point
label_draw_setup();
halo_draw_setup();
if ((obj!=NULL) && (weap!=NULL)) {
crosshair_setup(obj,weap);
zoom_setup(obj,weap);
}
// dim3rtl rendering
view_dim3rtl_render();
// draw 2D opengl elements
gl_2D_view_screen();
label_draw_render();
halo_draw_render();
if (!view.cinema.on) {
if ((obj!=NULL) && (weap!=NULL)) {
crosshair_draw(obj,weap);
zoom_draw(obj,weap);
}
}
// draw tints and fades
view_draw_liquid_tint(view.render->camera.under_liquid_idx);
view_draw_effect_tint();
view_fade_draw();
}
void fade_object_draw(int tick,obj_type *obj)
{
int i,x,y,sz,alpha_sz,r;
float fsz;
obj_fs_fade *fade;
GLUquadricObj *quadric;
fade=&obj->fs_effect.fade;
// fades on?
if (!fade->on) return;
// get fade size
tick-=fade->start_tick;
if (tick>fade->life_tick) {
fsz=fade->end_size;
}
else {
fsz=fade->start_size+((fade->end_size-fade->start_size)*((float)tick/(float)fade->life_tick));
}
sz=(int)(((float)setup.screen.x_sz)*fsz);
// center point
x=fade->center_x;
y=fade->center_y;
// draw fade
gl_2D_view_screen();
glDisable(GL_BLEND);
glDisable(GL_ALPHA_TEST);
glDisable(GL_DEPTH_TEST);
glMatrixMode(GL_MODELVIEW);
glTranslatef((float)x,(float)y,0.0f);
// faded disk
alpha_sz=80;
if (sz<80) alpha_sz=sz;
for (i=0;i<alpha_sz;i+=2) {
glColor4f(0.0f,0.0f,0.0f,(((float)i)*0.025f));
r=(sz+i);
quadric=gluNewQuadric();
gluDisk(quadric,r,(r+2),24,24);
gluDeleteQuadric(quadric);
}
// rest of black disk
sz+=alpha_sz;
if (sz<setup.screen.x_sz) {
glColor4f(0.0f,0.0f,0.0f,1.0f);
quadric=gluNewQuadric();
gluDisk(quadric,sz,setup.screen.x_sz,24,24);
gluDeleteQuadric(quadric);
}
}
