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Free the splash texture memory when it's no longer needed. Nowadays splash

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textures are mostly 512x512 pixels, so we wasted 786 kB (RGB) or 1MB (RGBA)
during the whole fgfs runtime for mere startup prettification.
This commit is contained in:
mfranz 2007-05-02 18:49:31 +00:00
parent 1f07903cd6
commit 9438288755
3 changed files with 21 additions and 9 deletions
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2
src/Main/renderer.cxx
View file

@ -153,6 +153,8 @@ public:
glPopClientAttrib();
glPopAttrib();
} else {
fgSplashExit();
}
state.popStateSet();

23
src/Main/splash.cxx
View file

@ -55,7 +55,7 @@
#include "renderer.hxx"
static const char *progress_text = 0;
static SGTexture splash;
static SGTexture *splash = new SGTexture;
SGPropertyNode_ptr style = 0;
@ -70,7 +70,7 @@ void fgSplashInit ( const char *splash_texture ) {
if (!fgGetBool("/sim/startup/splash-screen"))
return;
splash.bind();
splash->bind();
SGPath tpath( globals->get_fg_root() );
if (splash_texture == NULL || !strcmp(splash_texture, "")) {
@ -85,15 +85,15 @@ void fgSplashInit ( const char *splash_texture ) {
} else
tpath.append( splash_texture );
splash.read_rgba_texture(tpath.c_str());
if (!splash.usable())
splash->read_rgba_texture(tpath.c_str());
if (!splash->usable())
{
// Try compressed
SGPath fg_tpath = tpath;
fg_tpath.concat( ".gz" );
splash.read_rgba_texture(fg_tpath.c_str());
if ( !splash.usable() )
splash->read_rgba_texture(fg_tpath.c_str());
if ( !splash->usable() )
{
SG_LOG( SG_GENERAL, SG_ALERT,
"Error in loading splash screen texture " << tpath.str() );
@ -101,7 +101,14 @@ void fgSplashInit ( const char *splash_texture ) {
}
}
splash.select();
splash->select();
}
void fgSplashExit ()
{
delete splash;
splash = 0;
}
@ -167,7 +174,7 @@ void fgSplashUpdate ( float alpha ) {
// now draw the logo
if (fgGetBool("/sim/startup/splash-screen", true)) {
glEnable(GL_TEXTURE_2D);
splash.bind();
splash->bind();
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
glColor4f( 1.0, 1.0, 1.0, alpha );

5
src/Main/splash.hxx
View file

@ -38,7 +38,10 @@ void fgSplashInit ( const char *splash_texture );
void fgSplashUpdate ( float alpha );
// Set progress information
void fgSplashProgress( const char *text );
void fgSplashProgress ( const char *text );
// Free texture memory
void fgSplashExit ();
#endif // _SPLASH_HXX