#ifndef __GRAFX_H__
#define __GRAFX_H__

#include "togl.h"
#include <GL/gl.h>
#include <GL/glu.h>
#include "util3d.h"

#ifdef WIN32
#define M_PI  PI
#endif

#define MATERIAL  GL_FRONT
#define BACKMATERIAL  GL_BACK
#define TX_TEXTURE_0  0

void arot(Vector pt, char axis, float angle);
void qrot(Vector pt, Vector axis, float angle);
void EnvMapUV(float norm[], float m[16]);

/* conversion macros */
#define trunc(f)  ((float)(int)(f))
#define truncf(f)  trunc((f))
#define normalize(v)  NORMALIZE((v))
#define cross_product(v1, v2, n)  CROSS_PRODUCT((n), (v1), (v2))
#define odd(i)  IS_ODD((i))
#define cpack(c)  glColor3b((UInt8)(((c)>>16) & 0xff), (UInt8)(((c)>>8) & 0xff), (UInt8)((c) & 0xff))
#define bgnline()  glBegin(GL_LINES)
#define endline()  glEnd()
#define bgntmesh()  glBegin(GL_TRIANGLE_STRIP)
#define endtmesh()  glEnd()
#define bgnqmesh()  glBegin(GL_QUAD_STRIP);
#define endqmesh()  glEnd()
#define v3f(v)  glVertex3fv((v))
#define n3f(v)  glNormal3fv((v))
#define t2f(v)  glTexCoord2fv((v))

#endif /* __GRAFX_H__ */