diff --git a/changelog.txt b/changelog.txt
index 9bf556a..57696e2 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,7 +1,8 @@
ZEngine Version Log for Version 0.8.1
-$Id: changelog.txt,v 1.21 2003/01/07 05:44:32 cozman Exp $
+$Id: changelog.txt,v 1.22 2003/01/12 07:09:04 cozman Exp $
0.8.2
+ -Changed ZEngine::CreateDisplay to return a bool.
-Added \since option to documentation (Everything after 0.8.0 will be labeled with a version.)
-Added "desired framerate" code to ZEngine.
-Added "desired framerate" functionality into the test programs.
diff --git a/include/ZE_ZEngine.h b/include/ZE_ZEngine.h
index dd20f04..f3c9965 100644
--- a/include/ZE_ZEngine.h
+++ b/include/ZE_ZEngine.h
@@ -13,7 +13,7 @@
File: ZE_ZEngine.h
Description: Header file for ZEngine class, the core of the ZEngine.
Author(s): James Turk
-$Id: ZE_ZEngine.h,v 1.9 2003/01/04 05:16:02 cozman Exp $
+$Id: ZE_ZEngine.h,v 1.10 2003/01/12 07:09:04 cozman Exp $
\file ZE_ZEngine.h
\brief Definition file for core ZEngine class.
@@ -138,12 +138,14 @@ class ZEngine
\brief Create Display with predefined settings.
SetupDisplay and SetupSound should be called prior to this to change settings, settings from those do not go into effect
- until this function is called. Specify no icon file to use default OS icon.
+ until this function is called. Specify no icon file to use default icon. Returns result of setting up ZEngine, and logs
+ error if false is returned (returns bool in versions >= 0.8.2).
\param title Window Title.
\param icon Path to Icon File.
+
**/
- void CreateDisplay(string title, string icon="");
+ bool CreateDisplay(string title, string icon="");
/*!
\brief Quit SDL and any Subsystems.
diff --git a/src/ZE_ZEngine.cpp b/src/ZE_ZEngine.cpp
index 1d098fc..737892f 100644
--- a/src/ZE_ZEngine.cpp
+++ b/src/ZE_ZEngine.cpp
@@ -13,7 +13,7 @@
File: ZE_ZEngine.cpp
Description: Implementation source file for ZEngine library main singleton class.
Author(s): James Turk
-$Id: ZE_ZEngine.cpp,v 1.10 2003/01/04 05:16:01 cozman Exp $
+$Id: ZE_ZEngine.cpp,v 1.11 2003/01/12 07:09:04 cozman Exp $
\file ZE_ZEngine.cpp
\brief Central source file for ZEngine.
@@ -96,22 +96,29 @@ void ZEngine::SetupSound(int rate, bool stereo)
}
#endif
-void ZEngine::CreateDisplay(string title, string icon)
+bool ZEngine::CreateDisplay(string title, string icon)
{
- Uint32 flags;
+ Uint32 flags=0;
SDL_Surface *iconImg;
+#ifdef USE_OPENGL
int rgb_size[3];
+#endif //USE_OPENGL
if(SDL_Init(SDL_INIT_VIDEO|SDL_INIT_TIMER|SDL_INIT_AUDIO) < 0)
{
- LogError(FormatStr("SDL could not be Initialized: %s", SDL_GetError()));
- CloseDisplay();
+ LogError(FormatStr("SDL could not be initialized: %s", mWidth, mHeight, mBPP, SDL_GetError()));
+ return false;
}
#ifdef USE_SDL_MIXER
- Mix_OpenAudio(mRate, AUDIO_S16SYS, mStereo?2:1, 4096); //Open Audio Stream (Stereo?2:1 is conditional for number of channels)
-#endif
+ if(Mix_OpenAudio(mRate, AUDIO_S16SYS, mStereo?2:1, 4096) < 0) //Open Audio (Stereo?2:1 is conditional for number of channels)
+ {
+ LogError(FormatStr("SDL_mixer could not be initialized: %s", Mix_GetError()));
+ return false;
+ }
+#endif //USE_SDL_MIXER
+#ifdef USE_OPENGL
switch (mBPP)
{
case 8:
@@ -131,6 +138,7 @@ void ZEngine::CreateDisplay(string title, string icon)
rgb_size[2] = 8;
break;
}
+
SDL_GL_SetAttribute(SDL_GL_RED_SIZE, rgb_size[0]);
SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, rgb_size[1]);
SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, rgb_size[2]);
@@ -143,6 +151,7 @@ void ZEngine::CreateDisplay(string title, string icon)
SDL_GL_SetAttribute(SDL_GL_ACCUM_ALPHA_SIZE, 0);
flags = SDL_OPENGL;
+#endif //USE_OPENGL
//Window Manager settings//
SDL_EnableKeyRepeat(30,30);
@@ -161,26 +170,44 @@ void ZEngine::CreateDisplay(string title, string icon)
flags |= SDL_FULLSCREEN;
mScreen = SDL_SetVideoMode(mWidth, mHeight, mBPP, flags);
- if(!mScreen)
+ if(!mScreen) //try 0 for BPP if supplied bpp failed
{
LogError(FormatStr("Unable to set video mode %dx%d (%dBpp): %s",mWidth,mHeight,mBPP,SDL_GetError()));
- CloseDisplay();
+ mScreen = SDL_SetVideoMode(mWidth, mHeight, 0, flags);
+ }
+
+ if(!mScreen) //if safe screen setup fails
+ {
+#ifdef USE_SDL_MIXER
+ Mix_CloseAudio();
+#endif
+
+ SDL_Quit();
+ return false;
}
mWidth = mScreen->w;
mHeight = mScreen->h;
mBPP = mScreen->format->BitsPerPixel;
+#ifdef USE_OPENGL
SetGL2D();
+#endif //USE_OPENGL
mKeyIsPressed = SDL_GetKeyState(NULL);
#ifdef USE_SDL_TTF
- TTF_Init();
-#endif
+ if(TTF_Init() < 0)
+ {
+ LogError(FormatStr("SDL could not be initialized: %s", mWidth, mHeight, mBPP, SDL_GetError()));
+ return false;
+ }
+#endif //USE_SDL_TTF
mLastTime = mPausedTime = SDL_GetTicks();
mActive = true;
+
+ return true;
}
void ZEngine::CloseDisplay()