boinc/api/mac_app_opengl.cpp

282 lines
9.8 KiB
C++

// The contents of this file are subject to the Mozilla Public License
// Version 1.0 (the "License"); you may not use this file except in
// compliance with the License. You may obtain a copy of the License at
// http://www.mozilla.org/MPL/
//
// Software distributed under the License is distributed on an "AS IS"
// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
// License for the specific language governing rights and limitations
// under the License.
//
// The Original Code is the Berkeley Open Infrastructure for Network Computing.
//
// The Initial Developer of the Original Code is the SETI@home project.
// Portions created by the SETI@home project are Copyright (C) 2002
// University of California at Berkeley. All Rights Reserved.
//
// Contributor(s):
//
#include "mac_app_opengl.h"
#include "mac_carbon_gl.h"
#ifdef __APPLE_CC__
#include <OpenGL/gl.h>
#else
#include <gl.h>
#include <Devices.h>
#include <Dialogs.h>
#include <DriverServices.h>
#include <Events.h>
#include <Gestalt.h>
#include <LowMem.h>
#include <TextEdit.h>
#include <ToolUtils.h>
#include <QDOffscreen.h>
#include <Windows.h>
#endif
#include <stdio.h>
#include <string.h>
// project includes ---------------------------------------------------------
#include "app_ipc.h"
#include "graphics_api.h"
// statics/globals (internal only) ------------------------------------------
static const EventTypeSpec appEventList[] =
{
{kEventClassCommand, kEventCommandProcess},
{kEventClassMouse, kEventMouseDown},
{kEventClassMouse, kEventMouseUp},
{kEventClassMouse, kEventMouseMoved},
{kEventClassMouse, kEventMouseDragged},
{kEventClassMouse, kEventMouseWheelMoved}
};
WindowRef appGLWindow;
EventLoopTimerRef boincTimer;
EventLoopTimerUPP boincTimerUPP;
EventHandlerUPP appCommandProcessor,winCommandProcessor;
AGLContext boincAGLContext;
GLuint main_font;
structGLWindowInfo glInfo;
bool user_requested_exit = false;
extern bool using_opengl;
// --------------------------------------------------------------------------
int InitGLWindow(int xsize, int ysize, int depth, double refresh_period) {
OSStatus err;
Rect winRect;
TimerUPP boincYieldUPP;
EventLoopTimerRef boincYieldTimer;
short i,fNum;
InitCursor();
SetRect( &winRect, 100, 100, 100+xsize, 100+ysize );
err = CreateNewWindow ( kDocumentWindowClass, kWindowStandardDocumentAttributes, &winRect, &appGLWindow );
if (err != noErr) return -1;
// Application-level event handler installer
appCommandProcessor = NewEventHandlerUPP(MainAppEventHandler);
err = InstallApplicationEventHandler(appCommandProcessor, GetEventTypeCount(appEventList),
appEventList, 0, NULL);
// Window-level event handler installer
/*winCommandProcessor = NewEventHandlerUPP(MainWinEventHandler);
err = InstallWindowEventHandler(appGLWindow, 0,
kEventDurationMillisecond*10, // Every 10 ms
boincYieldUPP, NULL, &boincYieldTimer);*/
// Install preemption
boincYieldUPP = NewEventLoopTimerUPP(YieldProcessor);
err = InstallEventLoopTimer(GetMainEventLoop(), 0,
kEventDurationMillisecond*10, // Every 10 ms
boincYieldUPP, NULL, &boincYieldTimer);
// Install graphics
boincYieldUPP = NewEventLoopTimerUPP(GraphicsLoopProcessor);
err = InstallEventLoopTimer(GetMainEventLoop(), 0,
kEventDurationMillisecond*refresh_period*1000,
boincYieldUPP, NULL, &boincYieldTimer);
// TODO: add an event handler for the window
ChangeWindowAttributes( appGLWindow, kWindowStandardHandlerAttribute, 0 );
SetWTitle (appGLWindow, "\pWindow");
ShowWindow(appGLWindow);
SetPortWindowPort (appGLWindow);
glInfo.fmt = 0; // output pixel format
i = 0;
glInfo.aglAttributes [i++] = AGL_RGBA;
glInfo.aglAttributes [i++] = AGL_DOUBLEBUFFER;
glInfo.aglAttributes [i++] = AGL_ACCELERATED;
glInfo.aglAttributes [i++] = AGL_NO_RECOVERY;
glInfo.aglAttributes [i++] = AGL_DEPTH_SIZE;
glInfo.aglAttributes [i++] = 16;
glInfo.aglAttributes [i++] = AGL_NONE;
BuildGLonWindow (appGLWindow, &boincAGLContext, &glInfo);
if (!boincAGLContext) {
DestroyGLFromWindow (&boincAGLContext, &glInfo);
} else {
Rect rectPort;
GetWindowPortBounds (appGLWindow, &rectPort);
aglSetCurrentContext (boincAGLContext);
aglReportError ();
aglUpdateContext (boincAGLContext);
aglReportError ();
aglDisable (boincAGLContext, AGL_BUFFER_RECT);
aglReportError ();
ReSizeGLScene( rectPort.right - rectPort.left, rectPort.bottom - rectPort.top );
glReportError ();
InitGL();
app_init_gl();
glClear (GL_COLOR_BUFFER_BIT);
glReportError ();
aglSwapBuffers (boincAGLContext);
aglReportError ();
GetFNum("\pTimes New Roman", &fNum); // build font
main_font = BuildFontGL (boincAGLContext, fNum, normal, 9);
aglUpdateContext (boincAGLContext);
aglReportError ();
using_opengl = true;
}
return 0;
}
//////////////////////////////////////////////////////////////////////////////////
// GraphicsLoopProcessor //
//////////////////////////////////////////////////////////////////////////////////
pascal void GraphicsLoopProcessor(EventLoopTimerRef inTimer, void* timeData) {
DoUpdate (boincAGLContext);
YieldToAnyThread();
}
//////////////////////////////////////////////////////////////////////////////////
// YieldProcessor //
//////////////////////////////////////////////////////////////////////////////////
pascal void YieldProcessor(EventLoopTimerRef inTimer, void* timeData) {
YieldToAnyThread();
}
//////////////////////////////////////////////////////////////////////////////////
// MainAppEventHandler //
//////////////////////////////////////////////////////////////////////////////////
pascal OSStatus MainAppEventHandler(EventHandlerCallRef appHandler, EventRef theEvent, void* appData)
{
#pragma unused (appHandler, appData)
HICommand aCommand;
OSStatus result;
Point mDelta;
Rect rectPort;
switch(GetEventClass(theEvent))
{
case kEventClassMouse: // 'mous'
GetEventParameter(theEvent, // the event itself
kEventParamMouseDelta, // symbolic parameter name
typeQDPoint, // expected type
NULL, // actual type (NULL is valid)
sizeof(mDelta), // buffer size
NULL, // actual buffer size (Can be NULL)
&mDelta); // variable to hold data
switch(GetEventKind(theEvent))
{
case kEventMouseDown:
case kEventMouseUp:
case kEventMouseMoved:
case kEventMouseDragged:
case kEventMouseWheelMoved:
break;
default:
result = eventNotHandledErr;
break;
}
break;
case kEventClassCommand:
result = GetEventParameter(theEvent, kEventParamDirectObject,
typeHICommand, NULL, sizeof(HICommand),
NULL, &aCommand);
switch (aCommand.commandID)
{
case kHICommandQuit:
//QuitApplicationEventLoop();
HideWindow(appGLWindow);
result = noErr;
break;
case kHICommandMaximizeWindow: // 'mini'
case kHICommandZoomWindow: // 'zoom'
GetWindowPortBounds (appGLWindow, &rectPort);
ReSizeGLScene(rectPort.right - rectPort.left, rectPort.bottom - rectPort.top);
InitGL();
app_init_gl();
glReportError ();
break;
case kHICommandHide: // 'hide'
case kHICommandMinimizeWindow: // 'mini'
case kHICommandArrangeInFront: // 'frnt'
break;
default:
result = eventNotHandledErr;
break;
}
break;
default:
result = eventNotHandledErr;
break;
}
return result;
}
// --------------------------------------------------------------------------
pascal void *mac_graphics_event_loop ( void *data ) {
GRAPHICS_INFO *gi = (GRAPHICS_INFO *)data;
InitGLWindow(gi->xsize, gi->ysize, 16, gi->refresh_period);
RunApplicationEventLoop();
return NULL;
}
// --------------------------------------------------------------------------
void mac_cleanup (void) {
// TODO: Dispose all the timers here
RemoveEventLoopTimer(boincTimer);
DisposeEventLoopTimerUPP(boincTimerUPP);
DisposeEventHandlerUPP(appCommandProcessor);
DisposeGLWindow (appGLWindow);
}
// --------------------------------------------------------------------------
void DisposeGLWindow (WindowPtr pWindow) { // Dispose a single window and it's GL context
if (pWindow) {
DeleteFontGL (main_font);
// must clean up failure to do so will result in an Unmapped Memory Exception
DestroyGLFromWindow (&boincAGLContext, &glInfo);
DisposeWindow (pWindow);
}
}