m3ggroup.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:
 * ---------
 *  Group.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"

#ifdef SUPPORT_JSR_184
/****************************************************************************
 * Function Definiton
****************************************************************************/
KNIEXPORT KNI_RETURNTYPE_INT
Java_javax_microedition_m3g_Group_create()
{
	st_m3g_group* handle; 
	
	ENTER_M3D_CS;
	handle = M3G_Group_new();
	LEAVE_M3D_CS;
	
	if(handle==NULL) KNI_ThrowNew("java/lang/NullPointerException", "null handle");

	KNI_ReturnInt((jint)handle);
}

KNIEXPORT KNI_RETURNTYPE_VOID
Java_javax_microedition_m3g_Group_addChildImpl()
{
	st_m3g_group* handle = (st_m3g_group*)KNI_GetParameterAsInt(1);
	st_m3g_node* child = (st_m3g_node*)KNI_GetParameterAsInt(2);	
	
	kal_trace(TRACE_GROUP_6, FUNC_J2ME_M3G_ADDCHILD, handle, child);

	if(child == NULL) {
		KNI_ThrowNew("java/lang/NullPointerException", "null child");
	} else if (child->parent != NULL) {
		/* 1.1 API modify throw exception condition */
		if (child->parent != (st_m3g_node*)handle) {
			KNI_ThrowNew("java/lang/IllegalArgumentException", "invalid child");
		}
		/* else do nothing */
	} else if(((st_m3g_object3d*)child)->object_type==M3G_WORLD || 
			  (st_m3g_node*)handle==child ||
			  (_m3g_Group_is_decendant((st_m3g_node*)child, (st_m3g_node*)handle) == M3G_TRUE)) {
		KNI_ThrowNew("java/lang/IllegalArgumentException", "invalid child");
	} else {
		ENTER_M3D_CS;
		M3G_Group_addChild(handle, child);
		LEAVE_M3D_CS;
	}

	KNI_ReturnVoid();		
}
	
KNIEXPORT KNI_RETURNTYPE_INT
Java_javax_microedition_m3g_Group_getChildCountImpl()
{
	st_m3g_group* handle = (st_m3g_group*)KNI_GetParameterAsInt(1);
	//KNI_ReturnInt(handle->children_count);
	KNI_ReturnInt(M3G_Group_getChildCount(handle));
}
	
KNIEXPORT KNI_RETURNTYPE_INT
Java_javax_microedition_m3g_Group_getChildImpl()
{
	st_m3g_node* child = NULL;
	st_m3g_group* handle = (st_m3g_group*)KNI_GetParameterAsInt(1);
	jint index = KNI_GetParameterAsInt(2);
	
	if(index<0 || index>= handle->children_count) {
		KNI_ThrowNew("java/lang/IndexOutOfBoundsException", "invalid childindex");
	} else {
        child = (st_m3g_node*)M3G_Group_getChild(handle,index);
        //////
	}

	KNI_ReturnInt((jint)child);	
}
	
KNIEXPORT KNI_RETURNTYPE_INT
Java_javax_microedition_m3g_Group_groupNewImpl()
{
	st_m3g_group* handle; 
	
	ENTER_M3D_CS;	
	handle = M3G_Group_new();	
	LEAVE_M3D_CS;

	KNI_ReturnInt((jint)handle);
}
	
KNIEXPORT KNI_RETURNTYPE_BOOLEAN
Java_javax_microedition_m3g_Group_pickCameraImpl()
{
	st_m3g_group* handle = (st_m3g_group*)KNI_GetParameterAsInt(1);
	jint scope = KNI_GetParameterAsInt(2);
	jfloat x = KNI_GetParameterAsFloat(3);
	jfloat y = KNI_GetParameterAsFloat(4);	
	st_m3g_camera* camera = (st_m3g_camera*)KNI_GetParameterAsInt(5);
	st_m3g_rayintersection* ray = (st_m3g_rayintersection*)KNI_GetParameterAsInt(6);	
	st_m3g_rayintersection ray2;
	kal_int32 result = M3G_SUCCESS;
	st_m3g_node *root1, *root2;
	
	kal_trace(TRACE_GROUP_6, FUNC_J2ME_M3G_PICKCAMERA, handle, scope, x, y, camera, ray);

	if(camera==NULL || handle==NULL) {
		KNI_ThrowNew("java/lang/NullPointerException", "null camera");
	} else {
		root1 = _m3g_Node_findRoot((st_m3g_node*)camera);
		root2 = _m3g_Node_findRoot((st_m3g_node*)handle);

		if(root1 != root2) {
			KNI_ThrowNew("java/lang/IllegalStateException", "no common scene");
		} else {
			if(ray == NULL) ray = &ray2; 

			ENTER_M3D_CS;
			result = M3G_Group_pick_I(handle, scope, x, y, camera, ray);
			LEAVE_M3D_CS;

			if(result == M3G_ERROR_ILLEGAL_STATE) {
				KNI_ThrowNew("java/lang/IllegalStateException", "intersect error");
			} else if(result == M3G_ERROR_ARITHMETIC_EXCEPTION) {
				KNI_ThrowNew("java/lang/ArithmeticException", "transform error");
			}
		}
	}

	KNI_ReturnBoolean(result == M3G_TRUE);
}
	
KNIEXPORT KNI_RETURNTYPE_BOOLEAN
Java_javax_microedition_m3g_Group_pickNodeImpl()
{
	st_m3g_group* handle = (st_m3g_group*)KNI_GetParameterAsInt(1);
	jint scope = KNI_GetParameterAsInt(2);
	jfloat ox = KNI_GetParameterAsFloat(3);
	jfloat oy = KNI_GetParameterAsFloat(4);	
	jfloat oz = KNI_GetParameterAsFloat(5);	
	jfloat dx = KNI_GetParameterAsFloat(6);
	jfloat dy = KNI_GetParameterAsFloat(7);	
	jfloat dz = KNI_GetParameterAsFloat(8);	
	st_m3g_rayintersection* ray = (st_m3g_rayintersection*)KNI_GetParameterAsInt(9);	
	st_m3g_rayintersection ray2;
	kal_int32 result = M3G_SUCCESS;
	
	kal_trace(TRACE_GROUP_6, FUNC_J2ME_M3G_PICKNODE, handle, scope, ox, oy, oz, dx, dy, dz);

	if(handle==NULL) {
		KNI_ThrowNew("java/lang/NullPointerException", "null camera");
	} if(dx==0.0f && dy==0.0f && dz==0.0f) {
		KNI_ThrowNew("java/lang/IllegalArgumentException", "direction");
	} else {
		if(ray == NULL) ray = &ray2; 

		ENTER_M3D_CS;
		result = M3G_Group_pick_II(handle, scope, ox, oy, oz, dx, dy, dz, ray);
		LEAVE_M3D_CS;

		if(result == M3G_ERROR_ILLEGAL_STATE) {
			KNI_ThrowNew("java/lang/IllegalStateException", "intersect error");
		} else if(result == M3G_ERROR_ARITHMETIC_EXCEPTION) {
			KNI_ThrowNew("java/lang/ArithmeticException", "transform error");
		}
	}

	KNI_ReturnBoolean(result == M3G_TRUE);	
}
	
KNIEXPORT KNI_RETURNTYPE_VOID
Java_javax_microedition_m3g_Group_removeChildImpl()
{
	st_m3g_group* handle = (st_m3g_group*)KNI_GetParameterAsInt(1);
	st_m3g_node* child = (st_m3g_node*)KNI_GetParameterAsInt(2);		
	
	kal_trace(TRACE_GROUP_6, FUNC_J2ME_M3G_REMOVECHILD, handle, child);

	if (M3G_Group_removeChild(handle, child) != M3G_SUCCESS) {
		KNI_ThrowNew("java/lang/IllegalArgumentException", "break skinnedmesh connection");	
	}
	KNI_ReturnVoid();
}	
#endif /* #ifdef SUPPORT_JSR_184 */