m3gadaptation.c

java 1.1 gemini 08_16

/*******************************************************************************
 *  Modification Notice:
 *  --------------------------
 *  This software is modified by MediaTek Inc. and the information contained
 *  herein is confidential. The software may not be copied and the information
 *  contained herein may not be used or disclosed except with the written
 *  permission of MediaTek Inc. (C) 2001
 *
 *******************************************************************************/

/*****************************************************************************
 *
 * Filename:
 * ---------
 *  m3gadaptation.c
 *
 * Project:
 * --------
 *   Maui_Software
 *
 * Description:
 * ------------
 *   
 *
 * Author:
 * -------
 * -------
 *
 *============================================================================
 *             HISTORY
 * Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
 *------------------------------------------------------------------------------
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 *------------------------------------------------------------------------------
 * Upper this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
 *============================================================================
 ****************************************************************************/

/*************************************************************************
 * Include Header Files
 *************************************************************************/
#include "m3g.h"

/*************************************************************************
 * Global Definition
 *************************************************************************/
#define MAX_REMOVED_OBJECTS_NUM							(2048)

#ifdef SUPPORT_JSR_184

static int removed_count = 0;
static st_m3g_object3d* removed_objects[MAX_REMOVED_OBJECTS_NUM];


/*************************************************************************
 * Function Definition
 *************************************************************************/
 
KNIEXPORT KNI_RETURNTYPE_INT
Java_javax_microedition_m3g_ObjectPool_getHandleTypeImpl()
{
	st_m3g_object3d* handle = (st_m3g_object3d*)KNI_GetParameterAsInt(1);	
	KNI_ReturnInt((jint)handle->object_type);
}

KNIEXPORT KNI_RETURNTYPE_VOID
Java_javax_microedition_m3g_ObjectPool_addReferenceHandleImpl()
{
	st_m3g_object3d* handle = (st_m3g_object3d*)KNI_GetParameterAsInt(1);	
	int object_type = KNI_GetParameterAsInt(2);
	
	if (handle == NULL || handle == (st_m3g_object3d*)&m3g_graphics3d) {
		KNI_ReturnVoid();
	}

	if(object_type == 1)((st_m3g_transform*)handle)->reference_count++;
	else if(object_type == 2) ((st_m3g_rayintersection*)handle)->reference_count++;
	else INC_REF(handle);
	
	KNI_ReturnVoid();
}

void
_m3g_ObjectPool_removeAssociation(st_m3g_object3d* remove)
{
	if (remove == NULL) return;	
	/* if over capability */
	if (removed_count+1 > MAX_REMOVED_OBJECTS_NUM) 
		return;

	removed_objects[removed_count++] = remove;	
}

KNIEXPORT KNI_RETURNTYPE_INT
Java_javax_microedition_m3g_ObjectPool_getRemoveObjectsImpl()
{
	// kal_trace(TRACE_GROUP_6, FUNC_J2ME_M3G_GETREMOVEOBJECTS);

	KNI_StartHandles(1);
	KNI_DeclareHandle(object_handle);
	KNI_GetParameterAsObject(1, object_handle);
	
	if(*object_handle) {
#if FAST_KNI && defined(CLDCHI)
		jint_array* array = (jint_array*)*object_handle;
		ASSERT(array->length==removed_count);		
		memcpy(array->elements, removed_objects, removed_count*sizeof(int));
		memset(removed_objects, 0, removed_count*sizeof(int));
		removed_count = 0;
#else
		ASSERT(0);
#endif /* FAST_KNI */
	}	
	KNI_EndHandles();
	
	KNI_ReturnInt(removed_count);
}

KNIEXPORT KNI_RETURNTYPE_INT
Java_javax_microedition_m3g_ObjectPool_getUserParameterCountImpl()
{
	st_m3g_object3d* handle = (st_m3g_object3d*)KNI_GetParameterAsInt(1);	
	KNI_ReturnInt((jint)handle->userparameter_count);
}

KNIEXPORT KNI_RETURNTYPE_INT
Java_javax_microedition_m3g_ObjectPool_getUserParameterImpl()
{
	st_m3g_object3d* handle = (st_m3g_object3d*)KNI_GetParameterAsInt(1);	
	jint index = KNI_GetParameterAsInt(2);
	jint result;

	KNI_StartHandles(1);
	KNI_DeclareHandle(param_handle);
	KNI_GetParameterAsObject(3, param_handle);
	
	if(*param_handle) {
#if FAST_KNI && defined(CLDCHI)
		jbyte_array* param = (jbyte_array*)*param_handle;
		
		memcpy(param->elements, handle->user_parameter[index].parameter_values, handle->user_parameter[index].parameter_size);
		result = handle->user_parameter[index].parameter_id;
#else
		ASSERT(0);
#endif /* FAST_KNI */
	} else {
		result = handle->user_parameter[index].parameter_size;
	}
	KNI_EndHandles();

	KNI_ReturnInt(result);
}

KNIEXPORT KNI_RETURNTYPE_BOOLEAN
Java_javax_microedition_m3g_ObjectPool_setMMILock()
{
	jboolean lock = KNI_GetParameterAsBoolean(1);
    KNI_ReturnBoolean(jvm_set_mmi_Lock(lock));
}

#endif /* #ifdef SUPPORT_JSR_184 */