Files
bullet3/Demos/OpenGL/GLDebugDrawer.cpp
2008-10-27 19:56:48 +00:00

96 lines
2.1 KiB
C++

#include "GLDebugDrawer.h"
#ifdef WIN32 //needed for glut.h
#include <windows.h>
#endif
//think different
#if defined(__APPLE__) && !defined (VMDMESA)
#include <OpenGL/gl.h>
#include <OpenGL/glu.h>
#include <GLUT/glut.h>
#else
#include <GL/glut.h>
#endif
#include "BMF_Api.h"
#include <stdio.h> //printf debugging
GLDebugDrawer::GLDebugDrawer()
:m_debugMode(0)
{
}
void GLDebugDrawer::drawLine(const btVector3& from,const btVector3& to,const btVector3& color)
{
// if (m_debugMode > 0)
{
glBegin(GL_LINES);
glColor4f(color.getX(), color.getY(), color.getZ(),1.f);
glVertex3d(from.getX(), from.getY(), from.getZ());
glVertex3d(to.getX(), to.getY(), to.getZ());
glEnd();
}
}
void GLDebugDrawer::drawTriangle(const btVector3& a,const btVector3& b,const btVector3& c,const btVector3& color,btScalar alpha)
{
// if (m_debugMode > 0)
{
const btVector3 n=cross(b-a,c-a).normalized();
glBegin(GL_TRIANGLES);
glColor4f(color.getX(), color.getY(), color.getZ(),alpha);
glNormal3d(n.getX(),n.getY(),n.getZ());
glVertex3d(a.getX(),a.getY(),a.getZ());
glVertex3d(b.getX(),b.getY(),b.getZ());
glVertex3d(c.getX(),c.getY(),c.getZ());
glEnd();
}
}
void GLDebugDrawer::setDebugMode(int debugMode)
{
m_debugMode = debugMode;
}
void GLDebugDrawer::draw3dText(const btVector3& location,const char* textString)
{
glRasterPos3f(location.x(), location.y(), location.z());
BMF_DrawString(BMF_GetFont(BMF_kHelvetica10),textString);
}
void GLDebugDrawer::reportErrorWarning(const char* warningString)
{
printf(warningString);
}
void GLDebugDrawer::drawContactPoint(const btVector3& pointOnB,const btVector3& normalOnB,btScalar distance,int lifeTime,const btVector3& color)
{
{
btVector3 to=pointOnB+normalOnB*distance;
const btVector3&from = pointOnB;
glColor4f(color.getX(), color.getY(), color.getZ(),1.f);
//glColor4f(0,0,0,1.f);
glBegin(GL_LINES);
glVertex3d(from.getX(), from.getY(), from.getZ());
glVertex3d(to.getX(), to.getY(), to.getZ());
glEnd();
glRasterPos3f(from.x(), from.y(), from.z());
char buf[12];
sprintf(buf," %d",lifeTime);
BMF_DrawString(BMF_GetFont(BMF_kHelvetica10),buf);
}
}