qtexture_t* WINAPI QERApp_Texture_ForName (const char *name)
{
// if the texture is not loaded yet, this call will get it loaded
// but: when we assign a GL bind number, we need to be in the g_qeglobals.d_hdcBase , g_qeglobals.d_hglrcBase GL context
// the plugin may set the GL context to whatever he likes, but then load would fail
// NOTE: is context switching time-consuming? then maybe the plugin could handle the context switch and only add a
// sanity check in debug mode here
// read current context
HDC pluginHDC = qwglGetCurrentDC();
HGLRC pluginHGLRC = qwglGetCurrentContext();
qwglMakeCurrent( g_qeglobals.d_hdcBase, g_qeglobals.d_hglrcBase );
qtexture_t* qtex = Texture_ForName( name );
return qtex;
qwglMakeCurrent( pluginHDC, pluginHGLRC );
}
qtexture_t* WINAPI QERApp_Try_Texture_ForName(const char* name)
{
qtexture_t *q;
char f1[1024],f2[1024];
unsigned char *pPixels = NULL;
int nWidth,nHeight;
// convert the texture name to the standard format we use in qtexture_t
char *stdName = CleanTextureName(name);
// use the hash table
q = NULL;
g_qeglobals.d_qtexmap->Lookup( stdName, (void *&)q );
if (q)
return q;
#ifdef QTEXMAP_DEBUG
for (q=g_qeglobals.d_qtextures ; q ; q=q->next)
{
if (!strcmp(stdName, q->name))
{
Sys_Printf("ERROR: %s is not in texture map, but was found in texture list\n");
return q;
}
}
#endif
#if 0
for (q=g_qeglobals.d_qtextures ; q ; q=q->next)
{
if (!strcmp(stdName, q->name))
return q;
}
#endif
//++timo TODO: say something about loading the file?
// try loading the texture
//++timo FIXME: "texturepath" is no use now?
sprintf(f1, "%s/%s", ValueForKey (g_qeglobals.d_project_entity, "basepath"), name);
QE_ConvertDOSToUnixName( f2, f1 );
// NOTE: we may need a global strategy to support default extensions etc.
strcpy(f1,f2);
// check wether a filename extension was provided
// NOTE: only works for 3 letters extensions ( .tga .jpg ... )
if (f1[strlen(f1)-4] == '.')
{
// try straight loading
LoadImage( f1, &pPixels, &nWidth, &nHeight );
}
if (!pPixels)
{
// try adding extensions, .tga first
sprintf(f2,"%s.tga",f1);
LoadImage( f2, &pPixels, &nWidth, &nHeight );
if (!pPixels)
{
// .jpg
sprintf(f2,"%s.jpg",f1);
LoadImage( f2, &pPixels, &nWidth, &nHeight );
}
}
if (!pPixels)
// we failed
return NULL;
else
{
// TODO: display .pk3 file name if loaded from .pk3 (needs to write a VFS .. sort of)
Sys_Printf("LOADED: %s\n", f2 );
}
// instanciate a new qtexture_t
// NOTE: when called by a plugin we must make sure we have set Radiant's GL context before binding the texture
// we'll be binding the GL texture now
// need to check we are using a right GL context
// with GL plugins that have their own window, the GL context may be the plugin's, in which case loading textures will bug
HDC currentHDC = qwglGetCurrentDC();
HGLRC currentHGLRC = qwglGetCurrentContext();
//++timo FIXME: this may duplicate with qtexture_t* WINAPI QERApp_Texture_ForName (const char *name)
//++timo FIXME: we need a list of lawfull GL contexts or something?
// I'd rather always use the same GL context for binding...
if (currentHDC != g_qeglobals.d_hdcBase || currentHGLRC != g_qeglobals.d_hglrcBase)
{
#ifdef _DEBUG
Sys_Printf("Switching context!\n");
#endif
qwglMakeCurrent( g_qeglobals.d_hdcBase, g_qeglobals.d_hglrcBase );
}
//++timo TODO: remove that and use our own implementation?
q = Texture_LoadTGATexture( pPixels, nWidth, nHeight, NULL, 0, 0, 0);
free(pPixels);
// fill qtexture_t information
//++timo FIXME: filename will be removed .. name for qtexture_t is actually the filename now
// NOTE: see qtexture_s::name for naming conventions, must remove filename extension
strcpy( q->filename, name );
strcpy( q->name, name );
// only strip extension if extension there is!
if (q->name[strlen(q->name)-4] == '.')
q->name[strlen(q->name)-4]='\0';
// hook into the main qtexture_t list
q->next = g_qeglobals.d_qtextures;
g_qeglobals.d_qtextures = q;
// push it in the map
g_qeglobals.d_qtexmap->SetAt( q->name, q );
return q;
}