static ContextInfo * renderspuCreateContextInternal(const char *dpyName, GLint visBits, GLint idCtx, ContextInfo * sharedContext)
{
ContextInfo *context;
VisualInfo *visual;
if (idCtx <= 0)
{
idCtx = (GLint)crHashtableAllocKeys(render_spu.contextTable, 1);
if (idCtx <= 0)
{
crWarning("failed to allocate context id");
return NULL;
}
}
else
{
if (crHashtableIsKeyUsed(render_spu.contextTable, idCtx))
{
crWarning("the specified ctx key %d is in use", idCtx);
return NULL;
}
}
if (!dpyName || crStrlen(render_spu.display_string)>0)
dpyName = render_spu.display_string;
visual = renderspuFindVisual(dpyName, visBits);
if (!visual)
return NULL;
context = (ContextInfo *) crCalloc(sizeof(ContextInfo));
if (!context)
return NULL;
context->BltInfo.Base.id = idCtx;
context->shared = sharedContext;
if (!renderspu_SystemCreateContext(visual, context, sharedContext))
return NULL;
crHashtableAdd(render_spu.contextTable, idCtx, context);
context->BltInfo.Base.visualBits = visual->visAttribs;
/*
crDebug("Render SPU: CreateContext(%s, 0x%x) returning %d",
dpyName, visBits, context->BltInfo.Base.id);
*/
if (sharedContext)
ASMAtomicIncU32(&sharedContext->cRefs);
context->cRefs = 1;
return context;
}
GLint RENDER_APIENTRY
renderspuCreateContext(const char *dpyName, GLint visBits, GLint shareCtx)
{
ContextInfo *context, *sharedContext = NULL;
VisualInfo *visual;
if (shareCtx > 0) {
sharedContext
= (ContextInfo *) crHashtableSearch(render_spu.contextTable, shareCtx);
}
if (!dpyName || crStrlen(render_spu.display_string)>0)
dpyName = render_spu.display_string;
visual = renderspuFindVisual(dpyName, visBits);
if (!visual)
return -1;
context = (ContextInfo *) crCalloc(sizeof(ContextInfo));
if (!context)
return -1;
context->id = render_spu.context_id;
context->shared = sharedContext;
if (!renderspu_SystemCreateContext(visual, context, sharedContext))
return -1;
crHashtableAdd(render_spu.contextTable, render_spu.context_id, context);
render_spu.context_id++;
/*
crDebug("Render SPU: CreateContext(%s, 0x%x) returning %d",
dpyName, visBits, context->id);
*/
return context->id;
}
