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#include "GLCallbackHelperJNI.h"
#include "jnitools.h"
#ifndef _WIN32_
#ifdef macintosh
#include <agl.h>
#include <string.h>
#else
#include <GL/glx.h>
#endif
#endif
/*
#define DEBUG
*/
static CallbackNode * pCallbackNodeRoot = 0;
void LIBAPIENTRY PrintCallbackEntry(const char *title, CallbackEntry * cbe)
{
if(cbe==NULL)
{
printf("%s> NULL cbe/cbn entry\n", title);
return;
}
printf("%s> cbe entry 4 glu-obj=%ld, glx:=%ld (env=%ld, jobj=%ld)\n",
title, (long)(cbe->cb_obj), (long)(cbe->glx),
(long)(cbe->env), (long)(cbe->jobj));
printf(" which, method, argNumber, signature\n");
printf(" %d %s %d: %s\n",
cbe->which,
cbe->methodName,
cbe->argListNumber,
cbe->signature);
printf(" array element number\n");
printf(" %d %d %d %d %d\n",
cbe->arrayLen1,
cbe->arrayLen2,
cbe->arrayLen3,
cbe->arrayLen4,
cbe->arrayLen5);
fflush(NULL);
}
void LIBAPIENTRY PrintCallbackNode(const char *title, CallbackNode * cbn)
{
CallbackEntry * cbe=NULL;
if(cbn!=NULL) cbe=cbn->this;
PrintCallbackEntry(title, cbe);
}
#ifdef DEBUG
#define DBG_PRINT_CBE(a,b) PrintCallbackEntry(a,b)
#define DBG_PRINT_CBN(a,b) PrintCallbackNode(a,b)
#else
#define DBG_PRINT_CBE(a,b)
#define DBG_PRINT_CBN(a,b)
#endif
static void CleanCallbackEntry(CallbackEntry * cbe)
{
DBG_PRINT_CBE("CleanCallbackEntry", cbe);
if(cbe==NULL) return;
(*(cbe->env))->DeleteGlobalRef(cbe->env, cbe->jobj);
cbe->jobj=0;
if(cbe->methodName!=NULL)
{
free(cbe->methodName);
cbe->methodName=NULL;
}
if(cbe->signature!=NULL)
{
free(cbe->signature);
cbe->signature=NULL;
}
cbe->argListNumber=0;
cbe->arrayLen1=0;
cbe->arrayLen2=0;
cbe->arrayLen3=0;
cbe->arrayLen4=0;
cbe->arrayLen5=0;
cbe->cb_obj=NULL;
cbe->which=0;
cbe->glx=0;
cbe->env=NULL;
}
CallbackNode * LIBAPIENTRY LastCallbackNode()
{
CallbackNode * cbn = pCallbackNodeRoot;
if(cbn==NULL) return NULL;
while(cbn->next!=NULL)
cbn=cbn->next;
return cbn;
}
CallbackNode * LIBAPIENTRY FindNextCallbackNodeOfCbObj(void *cb_obj)
{
CallbackNode * cbn = pCallbackNodeRoot;
while(cbn!=NULL && cbn->this->cb_obj!=cb_obj)
{
cbn=cbn->next;
}
return cbn;
}
CallbackNode * LIBAPIENTRY FindCallbackNode(GLenum which, jlong glx)
{
CallbackNode * cbn = pCallbackNodeRoot;
#ifdef DEBUG
CallbackEntry * cbe = NULL;
printf("FindCallbackNode> which:=%d, glx:=%ld\n",
which, (long)glx);
while(cbn!=NULL)
{
cbe=cbn->this;
printf(" test cbe(%s %s): which:=%d, glx:=%ld\n",
cbe->methodName, cbe->signature,
cbe->which, (long)(cbe->glx));
if(cbe->which==which && cbe->glx==glx)
break;
cbn=cbn->next;
}
#else
while(cbn!=NULL &&
(cbn->this->which!=which || cbn->this->glx!=glx)
)
cbn=cbn->next;
#endif
return cbn;
}
CallbackEntry * LIBAPIENTRY FindCallbackEntry(GLenum which, jlong glx)
{
CallbackNode * cbn = FindCallbackNode(which, glx);
if(cbn==NULL) return NULL;
return cbn->this;
}
void LIBAPIENTRY AddCallbackNode(JNIEnv * env, jobject jobj,
const char *methodName, const char *signature,
int arrayLen1, int arrayLen2, int arrayLen3,
int arrayLen4, int arrayLen5,
void *cb_obj, GLenum which, jlong glx)
{
CallbackNode * cbn = NULL;
CallbackNode * last_cbn = NULL;
CallbackEntry * cbe = NULL;
cbn = FindCallbackNode (which, glx);
if(cbn != NULL)
{
cbe = cbn->this;
CleanCallbackEntry(cbe);
} else {
cbe = calloc(1, sizeof(CallbackEntry));
}
cbe->env=env;
cbe->jobj= (*env)->NewGlobalRef(env, jobj);
if(methodName!=NULL)
{
cbe->methodName=calloc(strlen(methodName)+1, 1);
strcpy(cbe->methodName, methodName);
}
if(signature!=NULL)
{
cbe->signature=calloc(strlen(signature)+1, 1);
strcpy(cbe->signature, signature);
}
cbe->argListNumber= jnitoolsGetArgNumber(env, signature, cbe->methodName);
cbe->arrayLen1=arrayLen1;
cbe->arrayLen2=arrayLen2;
cbe->arrayLen3=arrayLen3;
cbe->arrayLen4=arrayLen4;
cbe->arrayLen5=arrayLen5;
cbe->cb_obj=cb_obj;
cbe->which=which;
cbe->glx=glx;
if(cbn == NULL)
{
cbn = calloc(1, sizeof(CallbackNode));
cbn->this = cbe;
last_cbn = LastCallbackNode();
if(last_cbn==NULL)
pCallbackNodeRoot=cbn;
else {
last_cbn->next=cbn;
cbn->prev=last_cbn;
}
}
DBG_PRINT_CBN("AddCallbackNode", cbn);
}
void LIBAPIENTRY RemoveCallbackNodes(void *cb_obj)
{
CallbackNode * cbn = NULL;
while ( (cbn = FindNextCallbackNodeOfCbObj(cb_obj) ) != NULL )
{
DBG_PRINT_CBN("RemoveCallbackNodes", cbn);
if(cbn->prev!=NULL)
cbn->prev->next=cbn->next;
else
pCallbackNodeRoot=cbn->next;
if(cbn->next!=NULL)
cbn->next->prev=cbn->prev;
CleanCallbackEntry(cbn->this);
free(cbn->this);
free(cbn);
}
}
jlong LIBAPIENTRY GetCurrentGLContext()
{
#ifdef _WIN32_
return (jlong) wglGetCurrentContext();
#else
#ifdef macintosh
return (jlong) aglGetCurrentContext();
#else
return (jlong) glXGetCurrentContext();
#endif
#endif
}
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