void setup_game_video_pane(void)
{
int n,idx,wid,high,
fx,fy,x,y,control_y_add,control_y_sz;
bool no_res_combo;
#if defined(D3_OS_IPHONE) || defined(D3_OS_ANDRIOD)
no_res_combo=TRUE;
#else
no_res_combo=(iface.setup.no_resolution_switch) && (!setup.window);
#endif
control_y_add=element_get_control_separation_high();
control_y_sz=control_y_add*3;
if (!no_res_combo) control_y_sz+=control_y_add;
if (gl_check_fsaa_ok()) control_y_sz+=control_y_add;
element_get_frame_inner_space(setup_game_frame_id,&fx,&fy,&wid,&high);
x=fx+(int)(((float)wid)*0.4f);
y=(fy+((high-control_y_sz)/2))+control_y_add;
// setup screen size list
idx=0;
strcpy(setup_screen_size_list[0],"Default");
for (n=0;n!=render_info.nscreen_size;n++) {
wid=render_info.screen_sizes[n].wid;
high=render_info.screen_sizes[n].high;
if ((wid==setup.screen_wid) && (high==setup.screen_high)) idx=n+1;
if (gl_is_size_widescreen(wid,high)) {
sprintf(setup_screen_size_list[n+1],"%dx%d Widescreen",wid,high);
}
else {
sprintf(setup_screen_size_list[n+1],"%dx%d",wid,high);
}
}
// build the controls
if (!no_res_combo) {
element_combo_add("Screen Size",(char*)setup_screen_size_list,idx,ctrl_screen_gl_size_id,x,y,TRUE);
y+=control_y_add;
}
if (gl_check_fsaa_ok()) {
element_combo_add("Full-Screen Anti-Aliasing",(char*)setup_fsaa_mode_list,setup.fsaa_mode,ctrl_fsaa_id,x,y,TRUE);
y+=control_y_add;
}
element_checkbox_add("Decals",setup.decal_on,ctrl_decal_on_id,x,y,TRUE);
y+=control_y_add;
element_checkbox_add("Shadows",setup.shadow_on,ctrl_shadow_on_id,x,y,TRUE);
y+=control_y_add;
element_slider_add("Gamma",setup.gamma,-0.5f,0.5f,ctrl_gamma_id,x,y,TRUE);
}
bool gl_initialize(int screen_wid,int screen_high,int fsaa_mode,char *err_str)
{
int sdl_flags;
GLint ntxtsize;
#if defined(D3_OS_LINUX) || defined(D3_OS_WINDOWS)
GLenum glew_error;
#endif
#ifdef D3_OS_IPHONE
const GLenum discards[]={GL_DEPTH_ATTACHMENT,GL_STENCIL_ATTACHMENT};
#endif
// reset sizes to the desktop
// if they are at default
if ((screen_wid==-1) || (screen_high==-1)) {
screen_wid=render_info.desktop.wid;
screen_high=render_info.desktop.high;
}
// setup rendering sizes
#ifndef D3_ROTATE_VIEW
view.screen.x_sz=screen_wid;
view.screen.y_sz=screen_high;
#else
view.screen.x_sz=screen_high;
view.screen.y_sz=screen_wid;
#endif
view.screen.wide=gl_is_size_widescreen(view.screen.x_sz,view.screen.y_sz);
// normal attributes
SDL_GL_SetAttribute(SDL_GL_RED_SIZE,8);
SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE,8);
SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE,8);
SDL_GL_SetAttribute(SDL_GL_ALPHA_SIZE,8);
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE,24);
SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE,8);
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER,1);
#ifdef D3_OPENGL_ES
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION,2);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION,0);
#endif
#ifdef D3_OS_IPHONE
SDL_GL_SetAttribute(SDL_GL_RETAINED_BACKING,1);
#endif
// full screen anti-aliasing attributes
switch (fsaa_mode) {
case fsaa_mode_2x:
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS,1);
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES,2);
break;
case fsaa_mode_4x:
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS,1);
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES,4);
break;
case fsaa_mode_8x:
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS,1);
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES,8);
break;
}
// start window or full screen
sdl_flags=SDL_WINDOW_OPENGL|SDL_WINDOW_SHOWN;
if (!gl_in_window_mode()) sdl_flags|=(SDL_WINDOW_FULLSCREEN|SDL_WINDOW_BORDERLESS);
sdl_wind=SDL_CreateWindow("dim3",SDL_WINDOWPOS_CENTERED,SDL_WINDOWPOS_CENTERED,screen_wid,screen_high,sdl_flags);
if (sdl_wind==NULL) {
sprintf(err_str,"SDL: Could not create window (Error: %s)",SDL_GetError());
return(FALSE);
}
sdl_gl_ctx=SDL_GL_CreateContext(sdl_wind);
// use glew on linux and windows
#if defined(D3_OS_LINUX) || defined(D3_OS_WINDOWS)
glew_error=glewInit();
if (glew_error!=GL_NO_ERROR) {
strcpy(err_str,glewGetErrorString(glew_error));
return(FALSE);
}
#endif
// grab openGL attributes
strncpy(render_info.name,(char*)glGetString(GL_RENDERER),64);
render_info.name[63]=0x0;
strncpy(render_info.ext_string,(char*)glGetString(GL_EXTENSIONS),8192);
render_info.ext_string[8191]=0x0;
glGetIntegerv(GL_MAX_TEXTURE_SIZE,&ntxtsize);
render_info.texture_max_size=(int)ntxtsize;
if (!gl_check_initialize(err_str)) return(FALSE);
// stick refresh rate to 60
render_info.monitor_refresh_rate=60;
#ifndef D3_ROTATE_VIEW
gl_set_viewport(0,0,view.screen.x_sz,view.screen.y_sz);
#else
gl_set_viewport(0,0,view.screen.y_sz,view.screen.x_sz);
#endif
gl_setup_context();
#ifndef D3_OPENGL_ES
if (fsaa_mode!=fsaa_mode_none) glEnable(GL_MULTISAMPLE);
#endif
// clear the entire window so it doesn't flash
glClearColor(0.0f,0.0f,0.0f,0.0f);
glClear(GL_COLOR_BUFFER_BIT);
#ifdef D3_OS_IPHONE
glDiscardFramebufferEXT(GL_FRAMEBUFFER,2,discards);
#endif
SDL_GL_SwapWindow(sdl_wind);
// texture utility initialize
gl_texture_initialize();
return(TRUE);
}
bool gl_is_screen_widescreen(void)
{
return(gl_is_size_widescreen(setup.screen.x_sz,setup.screen.y_sz));
}
