159 lines
5.6 KiB
Plaintext
159 lines
5.6 KiB
Plaintext
// Filename: iPhoneGraphicsPipe.mm
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// Created by: drose (08Apr09)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) Carnegie Mellon University. All rights reserved.
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//
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// All use of this software is subject to the terms of the revised BSD
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// license. You should have received a copy of this license along
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// with this source code in a file named "LICENSE."
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//
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////////////////////////////////////////////////////////////////////
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#include "iPhoneGraphicsPipe.h"
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#include "config_iphonedisplay.h"
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#include "iPhoneGraphicsWindow.h"
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#include "iPhoneGraphicsStateGuardian.h"
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#include "pnmImage.h"
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#include "graphicsOutput.h"
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IPhoneGraphicsPipe *IPhoneGraphicsPipe::_global_ptr;
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TypeHandle IPhoneGraphicsPipe::_type_handle;
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////////////////////////////////////////////////////////////////////
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// Function: IPhoneGraphicsPipe::Constructor
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// Access: Public
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// Description:
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////////////////////////////////////////////////////////////////////
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IPhoneGraphicsPipe::
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IPhoneGraphicsPipe() {
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CGRect screenBounds = [ [ UIScreen mainScreen ] bounds ];
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_window = [ [ UIWindow alloc ] initWithFrame: screenBounds ];
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_view_controller = [ [ ControllerDemoViewController alloc ] initWithPipe: this ];
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[ _window addSubview:_view_controller.view ];
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[ _window makeKeyAndVisible ];
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}
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////////////////////////////////////////////////////////////////////
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// Function: IPhoneGraphicsPipe::Destructor
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// Access: Public, Virtual
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// Description:
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////////////////////////////////////////////////////////////////////
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IPhoneGraphicsPipe::
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~IPhoneGraphicsPipe() {
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[_view_controller release];
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[_window release];
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}
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////////////////////////////////////////////////////////////////////
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// Function: IPhoneGraphicsPipe::get_interface_name
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// Access: Published, Virtual
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// Description: Returns the name of the rendering interface
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// associated with this GraphicsPipe. This is used to
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// present to the user to allow him/her to choose
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// between several possible GraphicsPipes available on a
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// particular platform, so the name should be meaningful
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// and unique for a given platform.
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////////////////////////////////////////////////////////////////////
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string IPhoneGraphicsPipe::
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get_interface_name() const {
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return "OpenGL ES";
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}
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////////////////////////////////////////////////////////////////////
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// Function: IPhoneGraphicsPipe::pipe_constructor
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// Access: Public, Static
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// Description: This function is passed to the GraphicsPipeSelection
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// object to allow the user to make a default
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// IPhoneGraphicsPipe.
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////////////////////////////////////////////////////////////////////
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PT(GraphicsPipe) IPhoneGraphicsPipe::
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pipe_constructor() {
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// There is only one IPhoneGraphicsPipe in the universe for any
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// given application. Even if you ask for a new one, you just get
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// the same one you had before.
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if (_global_ptr == (IPhoneGraphicsPipe *)NULL) {
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_global_ptr = new IPhoneGraphicsPipe;
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_global_ptr->ref();
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}
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return _global_ptr;
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}
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////////////////////////////////////////////////////////////////////
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// Function: IPhoneGraphicsPipe::get_preferred_window_thread
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// Access: Public, Virtual
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// Description: Returns an indication of the thread in which this
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// GraphicsPipe requires its window processing to be
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// performed: typically either the app thread (e.g. X)
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// or the draw thread (Windows).
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////////////////////////////////////////////////////////////////////
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GraphicsPipe::PreferredWindowThread
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IPhoneGraphicsPipe::get_preferred_window_thread() const {
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return PWT_app;
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}
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////////////////////////////////////////////////////////////////////
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// Function: IPhoneGraphicsPipe::rotate_windows
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// Access: Public, Virtual
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// Description: Called in response to an orientation change event,
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// this tells all of the windows created on the pipe to
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// resize themselves according to the new orientation.
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////////////////////////////////////////////////////////////////////
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void IPhoneGraphicsPipe::
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rotate_windows() {
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GraphicsWindows::iterator gwi;
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for (gwi = _graphics_windows.begin(); gwi != _graphics_windows.end(); ++gwi) {
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IPhoneGraphicsWindow *win = (*gwi);
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win->rotate_window();
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}
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}
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////////////////////////////////////////////////////////////////////
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// Function: IPhoneGraphicsPipe::make_output
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// Access: Protected, Virtual
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// Description: Creates a new window on the pipe, if possible.
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////////////////////////////////////////////////////////////////////
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PT(GraphicsOutput) IPhoneGraphicsPipe::
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make_output(const string &name,
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const FrameBufferProperties &fb_prop,
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const WindowProperties &win_prop,
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int flags,
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GraphicsEngine *engine,
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GraphicsStateGuardian *gsg,
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GraphicsOutput *host,
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int retry,
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bool &precertify) {
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if (!_is_valid) {
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return NULL;
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}
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IPhoneGraphicsStateGuardian *iphonegsg = 0;
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if (gsg != 0) {
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DCAST_INTO_R(iphonegsg, gsg, NULL);
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}
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// First thing to try: an IPhoneGraphicsWindow
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if (retry == 0) {
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if (((flags&BF_require_parasite)!=0)||
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((flags&BF_refuse_window)!=0)||
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((flags&BF_resizeable)!=0)||
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((flags&BF_size_track_host)!=0)||
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((flags&BF_can_bind_color)!=0)||
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((flags&BF_can_bind_every)!=0)) {
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return NULL;
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}
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return new IPhoneGraphicsWindow(engine, this, name, fb_prop, win_prop,
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flags, gsg, host);
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}
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// Nothing else left to try.
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return NULL;
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}
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