open_toontown_panda3d/panda/src/tinydisplay/tinySDLGraphicsPipe.cxx

115 lines
2.7 KiB
C++

/**
* PANDA 3D SOFTWARE
* Copyright (c) Carnegie Mellon University. All rights reserved.
*
* All use of this software is subject to the terms of the revised BSD
* license. You should have received a copy of this license along
* with this source code in a file named "LICENSE."
*
* @file tinySDLGraphicsPipe.cxx
* @author drose
* @date 2008-04-24
*/
#include "pandabase.h"
#ifdef HAVE_SDL
#include "tinySDLGraphicsPipe.h"
#include "tinySDLGraphicsWindow.h"
#include "tinyGraphicsStateGuardian.h"
#include "config_tinydisplay.h"
#include "frameBufferProperties.h"
TypeHandle TinySDLGraphicsPipe::_type_handle;
/**
*
*/
TinySDLGraphicsPipe::
TinySDLGraphicsPipe() {
_is_valid = true;
if (SDL_Init(SDL_INIT_VIDEO) < 0) {
tinydisplay_cat.error()
<< "Cannot initialize SDL video.\n";
_is_valid = false;
}
}
/**
*
*/
TinySDLGraphicsPipe::
~TinySDLGraphicsPipe() {
if (SDL_WasInit(SDL_INIT_VIDEO)) {
SDL_QuitSubSystem(SDL_INIT_VIDEO);
}
SDL_Quit();
}
/**
* Returns the name of the rendering interface associated with this
* GraphicsPipe. This is used to present to the user to allow him/her to
* choose between several possible GraphicsPipes available on a particular
* platform, so the name should be meaningful and unique for a given platform.
*/
std::string TinySDLGraphicsPipe::
get_interface_name() const {
return "TinyPanda";
}
/**
* This function is passed to the GraphicsPipeSelection object to allow the
* user to make a default TinySDLGraphicsPipe.
*/
PT(GraphicsPipe) TinySDLGraphicsPipe::
pipe_constructor() {
return new TinySDLGraphicsPipe;
}
/**
* Creates a new window on the pipe, if possible.
*/
PT(GraphicsOutput) TinySDLGraphicsPipe::
make_output(const std::string &name,
const FrameBufferProperties &fb_prop,
const WindowProperties &win_prop,
int flags,
GraphicsEngine *engine,
GraphicsStateGuardian *gsg,
GraphicsOutput *host,
int retry,
bool &precertify) {
if (!_is_valid) {
return nullptr;
}
TinyGraphicsStateGuardian *tinygsg = 0;
if (gsg != 0) {
DCAST_INTO_R(tinygsg, gsg, nullptr);
}
// First thing to try: a TinySDLGraphicsWindow
if (retry == 0) {
if (((flags&BF_require_parasite)!=0)||
((flags&BF_refuse_window)!=0)||
((flags&BF_resizeable)!=0)||
((flags&BF_size_track_host)!=0)||
((flags&BF_rtt_cumulative)!=0)||
((flags&BF_can_bind_color)!=0)||
((flags&BF_can_bind_every)!=0)) {
return nullptr;
}
return new TinySDLGraphicsWindow(engine, this, name, fb_prop, win_prop,
flags, gsg, host);
}
// Nothing else left to try.
return nullptr;
}
#endif // HAVE_SDL