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fixed CreateDisplay

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This commit is contained in:
James Turk 2003-01-19 02:05:13 +00:00
parent 947a31075b
commit 119813415a
2 changed files with 39 additions and 21 deletions
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4
include/ZE_ZEngine.h
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@ -13,7 +13,7 @@
File: ZE_ZEngine.h <br>
Description: Header file for ZEngine class, the core of the ZEngine. <br>
Author(s): James Turk <br>
$Id: ZE_ZEngine.h,v 1.12 2003/01/15 05:51:18 cozman Exp $<br>
$Id: ZE_ZEngine.h,v 1.13 2003/01/19 02:05:13 cozman Exp $<br>
\file ZE_ZEngine.h
\brief Definition file for core ZEngine class.
@ -143,7 +143,7 @@ class ZEngine
\param title Window Title.
\param icon Path to Icon File.
\return result of setting up the display, true if everything went ok, false if any setup failed (check GetLastError).
**/
bool CreateDisplay(string title, string icon="");

54
src/ZE_ZEngine.cpp
View File

@ -13,7 +13,7 @@
File: ZE_ZEngine.cpp <br>
Description: Implementation source file for ZEngine library main singleton class. <br>
Author(s): James Turk <br>
$Id: ZE_ZEngine.cpp,v 1.16 2003/01/18 21:53:14 cozman Exp $<br>
$Id: ZE_ZEngine.cpp,v 1.17 2003/01/19 02:05:13 cozman Exp $<br>
\file ZE_ZEngine.cpp
\brief Central source file for ZEngine.
@ -103,6 +103,8 @@ bool ZEngine::CreateDisplay(string title, string icon)
{
Uint32 flags=0;
SDL_Surface *iconImg;
bool status=true; //status of setup
int bpp;
#ifdef USE_OPENGL
int rgb_size[3];
#endif //USE_OPENGL
@ -110,17 +112,40 @@ bool ZEngine::CreateDisplay(string title, string icon)
if(SDL_Init(SDL_INIT_VIDEO|SDL_INIT_TIMER|SDL_INIT_AUDIO) < 0)
{
ReportError(ZERR_SDL_INIT,SDL_GetError());
return false;
return false; //return now, nothing else should be called
}
#ifdef USE_SDL_MIXER
if(Mix_OpenAudio(mRate, AUDIO_S16SYS, mStereo?2:1, 4096) < 0) //Open Audio (Stereo?2:1 is conditional for number of channels)
{
ReportError(ZERR_MIX_INIT,SDL_GetError());
return false;
status = false; //continue setup without sound
}
#endif //USE_SDL_MIXER
//set flags and bpp//
if(mFullscreen)
flags |= SDL_FULLSCREEN;
if(mBPP != 8 && mBPP != 15 && mBPP != 16 && mBPP != 24 && mBPP !=32)
{
ReportError(ZERR_VIDMODE,FormatStr("%d is invalid BPP, must be 8,15,16,24 or 32, trying desktop BPP.",mBPP));
mBPP = 0;
}
else
{
bpp = SDL_VideoModeOK(mWidth, mHeight, mBPP, flags);
if(!bpp)
{
ReportError(ZERR_VIDMODE,FormatStr("%dx%d not supported in any depth.",mWidth,mHeight));
return false; //return now
}
else if(bpp != mBPP)
{
ReportError(ZERR_VIDMODE,FormatStr("%dx%d not supported in %dBPP, trying %dBPP.",mWidth,mHeight,mBPP,bpp));
mBPP = bpp;
}
}
#ifdef USE_OPENGL
switch (mBPP)
{
@ -153,7 +178,7 @@ bool ZEngine::CreateDisplay(string title, string icon)
SDL_GL_SetAttribute(SDL_GL_ACCUM_BLUE_SIZE, 0);
SDL_GL_SetAttribute(SDL_GL_ACCUM_ALPHA_SIZE, 0);
flags = SDL_OPENGL;
flags |= SDL_OPENGL;
#endif //USE_OPENGL
//Window Manager settings//
@ -169,25 +194,18 @@ bool ZEngine::CreateDisplay(string title, string icon)
}
//create SDL screen and update settings based on returned screen//
if(mFullscreen)
flags |= SDL_FULLSCREEN;
mScreen = SDL_SetVideoMode(mWidth, mHeight, mBPP, flags);
if(!mScreen) //try 0 for BPP if supplied bpp failed
if(!mScreen)
{
ReportError(ZERR_VIDMODE,SDL_GetError());
mScreen = SDL_SetVideoMode(mWidth, mHeight, 0, flags);
ReportError(ZERR_VIDMODE,FormatStr("Unknown Error. (%s)",SDL_GetError()));
if(!mScreen) //if safe screen setup fails
{
#ifdef USE_SDL_MIXER
Mix_CloseAudio();
Mix_CloseAudio();
#endif
SDL_Quit();
SDL_Quit();
ReportError(ZERR_VIDMODE,FormatStr("Desktop Depth failed: %s",SDL_GetError()));
return false;
}
return false; //bail if display fails
}
mWidth = mScreen->w;
@ -204,14 +222,14 @@ bool ZEngine::CreateDisplay(string title, string icon)
if(TTF_Init() < 0)
{
ReportError(ZERR_TTF_INIT,TTF_GetError());
return false;
status = false; //possible to go on without SDL_TTF
}
#endif //USE_SDL_TTF
mLastTime = mPausedTime = SDL_GetTicks();
mActive = true;
return true;
return status; //return true (false will be returned if TTF or Mixer fail)
}
void ZEngine::CloseDisplay()