view native/PhantomOmni/utils.cpp @ 8:ea7885bd9bff tip

fixed bug : render solid line as dotted/dashed when moving the stylus from dotted/dashed to solid

#include "utils.h"

void checkExceptions(JNIEnv *env, char* what){
	if(env->ExceptionOccurred()){
		std::cout << "Exception occurred!!!" << std::endl;
		std::cout << what << std::endl;
		env->ExceptionDescribe();
		exit(-1);
	}
}

void stopExecution(char* msg){
	std::cerr << msg << std::endl;
	exit(-1);
}


bool fromScreen(const hduVector3Dd &win, hduVector3Dd &obj) {

	hduMatrix m_worldTview;
    hduMatrix m_viewTclip;
    int m_viewport[4];
	glGetDoublev(GL_MODELVIEW_MATRIX, m_worldTview);
    glGetDoublev(GL_PROJECTION_MATRIX, m_viewTclip);
    glGetIntegerv(GL_VIEWPORT, m_viewport); 
    int nResult =	gluUnProject(
        win[0], win[1], win[2],
		m_worldTview,
        m_viewTclip,
        m_viewport,
        &obj[0], &obj[1], &obj[2]);
    
    return nResult == GL_TRUE;
}

bool toScreen(const hduVector3Dd &obj, hduVector3Dd &win)  {
	
	hduMatrix m_worldTview;
    hduMatrix m_viewTclip;
    int m_viewport[4];
	glGetDoublev(GL_MODELVIEW_MATRIX, m_worldTview);
    glGetDoublev(GL_PROJECTION_MATRIX, m_viewTclip);
    glGetIntegerv(GL_VIEWPORT, m_viewport); 
    int nResult = gluProject(
        obj[0], obj[1], obj[2],
		m_worldTview,
        m_viewTclip,
        m_viewport,
        &win[0], &win[1], &win[2]);

    return nResult == GL_TRUE;
}


HDdouble norm(HDdouble v[3]){
	return sqrt( (v[0]*v[0])+(v[1]*v[1])+(v[2]*v[2]));
}

void print(char* str){
	std::cout << str << std::endl;
}

void print(int str){
	std::cout << str << std::endl;
}

float rotate(){
	static float rot = 0.0f;
	rot += 0.5f;
	if(rot > 360)
		rot = 0;
	return rot;
}